WO1997031477A1 - Dispositif portable affichant des informations et procede d'affichage d'informations utilisant ledit dispositif - Google Patents
Dispositif portable affichant des informations et procede d'affichage d'informations utilisant ledit dispositif Download PDFInfo
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- WO1997031477A1 WO1997031477A1 PCT/JP1997/000576 JP9700576W WO9731477A1 WO 1997031477 A1 WO1997031477 A1 WO 1997031477A1 JP 9700576 W JP9700576 W JP 9700576W WO 9731477 A1 WO9731477 A1 WO 9731477A1
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- Prior art keywords
- information
- display device
- unit
- information display
- user
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Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F1/00—Details not covered by groups G06F3/00 - G06F13/00 and G06F21/00
- G06F1/16—Constructional details or arrangements
- G06F1/1613—Constructional details or arrangements for portable computers
- G06F1/163—Wearable computers, e.g. on a belt
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06K—GRAPHICAL DATA READING; PRESENTATION OF DATA; RECORD CARRIERS; HANDLING RECORD CARRIERS
- G06K7/00—Methods or arrangements for sensing record carriers, e.g. for reading patterns
- G06K7/10—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation
- G06K7/10544—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum
- G06K7/10821—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices
- G06K7/10881—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices constructional details of hand-held scanners
- G06K7/10891—Methods or arrangements for sensing record carriers, e.g. for reading patterns by electromagnetic radiation, e.g. optical sensing; by corpuscular radiation by scanning of the records by radiation in the optical part of the electromagnetic spectrum further details of bar or optical code scanning devices constructional details of hand-held scanners the scanner to be worn on a finger or on a wrist
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0101—Head-up displays characterised by optical features
- G02B2027/0138—Head-up displays characterised by optical features comprising image capture systems, e.g. camera
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0149—Head-up displays characterised by mechanical features
- G02B2027/0154—Head-up displays characterised by mechanical features with movable elements
- G02B2027/0156—Head-up displays characterised by mechanical features with movable elements with optionally usable elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/0179—Display position adjusting means not related to the information to be displayed
- G02B2027/0187—Display position adjusting means not related to the information to be displayed slaved to motion of at least a part of the body of the user, e.g. head, eye
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B2027/0192—Supplementary details
- G02B2027/0198—System for aligning or maintaining alignment of an image in a predetermined direction
Definitions
- the present invention relates to a body-mounted information display device and a display method using the same.
- the present invention relates to a body-mounted information display device worn on a user's body and a display method using the same.
- Portable information processing devices are used for various purposes by workers (users) who perform industrial or commercial work. For example, in an example applied to a logistics management system, when collecting necessary items from a warehouse, a portable type is used to display the items to be collected in the warehouse and to register the items that have been collected. Information processing devices are used.
- the worker looks at the electronic information displayed on the portable information processing device alternately with the work object existing on the site, so that the worker's gaze is considerably large. Had to be moved. For this reason, there is a problem that the work of visually confirming the relationship between the child information and the work target is complicated.
- the portable information processing device is operated by hand, there is a problem that workability is poor because the work target cannot be picked up by hand.
- the present invention has been made to solve the above-described problems, and has as its object to provide a technique that allows an operator to efficiently perform other operations while observing the display of electronic information. Disclosure of the invention
- a body-worn information display device S includes a computer unit that generates an image including information to be displayed.
- First mounting means for mounting the computer unit on a part of the body of the user; and the user observes an image generated by the computer unit while the computer unit is mounted on the head of the user.
- a second mounting means for mounting the display unit on the head of the user.
- the display unit includes an image display element for displaying an image generated by the computer unit, and the image displayed on the image display element such that an enlarged virtual image of the image displayed on the image display element is observed by the user.
- the optical system includes: an enlargement optical system that refracts first light representing the image such that an enlarged virtual image of the image displayed on the image display element is observed by the user; and And a see-through optical system that allows light to pass through and enters the user's eye together with the first light.
- the magnifying optical system is a monocular optical system for supplying the first light to one eye
- the see-through optical system is a transflective optical system arranged in front of both eyes of the user.
- the display unit may be a plane mirror, and the display unit may further include switching means capable of moving and enlarging the magnifying optical system to any of the left and right eyes of the user in front of the user.
- the user can select the eye that is easier to observe the electronic information and the outside world at the same time, so that the body-mounted information display device becomes easier to use.
- the incident type plane ⁇ exists in front of the eye on which the magnifying optical system is not arranged, so that the light incident on both eyes is balanced. As a result, it is easy to simultaneously observe the image and the outside world.
- the magnifying optical system and the see-through optical system are monocular optical systems for supplying the first and second lights to one eye, and the display unit further includes the magnifying optical system and the magnifying optical system.
- Switching means capable of moving and disposing the see-through optical system in front of both the left and right eyes of the user may be provided. Even with this configuration, the user can select an eye that is easier to observe the electronic information and the outside world. it can.
- the optical system can be realized by a semi-transmissive concave mirror arranged in front of the user's eye.
- the computer unit includes: a power supply; power management means for controlling the power of the power supply; and power management means for determining whether the computer unit is mounted on the first mounting means.
- Power management switching means for switching the operation state of the means. In this way, the power consumption can be reduced by switching the operation state of the power management means so that the power consumption is low when the computer unit is not worn on the body.
- the computer unit may also be connected to a peripheral device including at least a part of a keyboard, a pointing device, a display device, and a printer when the computer unit is not worn on a user's body. May be provided.
- the computer unit may include at least a second pointing device that can be used when the computer unit is not worn on the body of the user.
- the computer unit wirelessly communicates with an external host computer In this case, information communication means for receiving desired information from the host computer may be provided. In this way, various information can be received from the host computer and displayed on the display unit.
- the information received from the host computer is, for example, image information representing an image displayed on the display unit.
- the information communication means is configured to instruct the host computer with position information including at least a part of the azimuth, the viewing angle, and the distance of an object in the outside world viewed from the user, and the information communication unit is processed according to the position information.
- position information including at least a part of the azimuth, the viewing angle, and the distance of an object in the outside world viewed from the user
- the position information may be supplied from a global positioning system. With this configuration, the positional relationship between the user and the target can be easily obtained.
- the information communication unit instructs the host computer to change the size of the image displayed on the display unit.
- an image matching the size of the object in the outside world may be displayed on the display unit by receiving the image information indicating the image whose size has been changed from the host computer.
- the user can observe an image in which the size of the target and the foot are in harmony together with the target.
- the computer unit includes modulation means for modulating a video signal representing an image displayed on the display unit and transmitting the video signal to the display unit wirelessly, and the display unit accepts the video signal.
- a demodulation means for demodulating the data may be provided. In this case, since the computer unit and the display unit do not need to be connected by wiring, the operation of the user is facilitated.
- the body-mounted information display device may further include a device for indicating a position in an image displayed on the display unit according to a magnetic field strength at a position of the magnetic device mounted on a part of the user's hand.
- a magnetic pointing device may be provided.
- an optical pointing device for indicating a position in an image displayed on the display unit by reading light from a light emitting device mounted on a part of the user's hand may be provided. Good. By using these pointing devices, the user can easily indicate a desired position in the displayed image simply by moving the position of the hand.
- the body-mounted information display device further includes a sensor for detecting an object that cannot be directly observed with the naked eye, and the computer unit displays the image of the object detected by the sensor. It may be displayed on the display unit. This allows the user to observe the image of the detected object while performing the operation of detecting the object with the sensor.
- the body-mounted information display device further includes a bar code reading unit provided around the display unit and configured to capture a bar code posted outside.
- the computer unit may display an image corresponding to the read barcode on the display unit. In this way, the user can easily observe the information corresponding to the barcode posted on the work site at the work site.
- the display unit may include a display switching unit for switching whether or not to display an image on the display unit according to a line of sight of the user. In this way, the display can be switched without using a hand so that the image is displayed only when necessary for the work, thereby further improving work efficiency.
- the present invention is further directed to an information display method for displaying an image including information in harmony with a target in the outside world on a display screen of the display unit by using the body-mounted information display device.
- FIG. 1 is a conceptual diagram showing a body-mounted information display device according to a first embodiment of the present invention.
- FIG. 2 is a diagram showing a configuration of three types of optical systems that can be used for a display unit of the body-mounted information display device of the first embodiment.
- FIG. 3 is an explanatory diagram showing a state in which the control circuit unit 105 is connected to the mounting tool 300.
- FIG. 4 is a conceptual diagram showing a configuration when the body-worn information display device of the first embodiment is used as a desktop computer.
- FIG. 5 is a block diagram of a control circuit unit of the body-mounted information display device according to the first embodiment.
- FIG. 6 is a conceptual diagram of a wireless interface: an E-ice when the body-mounted information display device of the present invention is connected to a network.
- FIG. 7 is an explanatory diagram showing an example of a display screen of the body-mounted information display device of the present invention.
- FIG. 8 is an explanatory diagram showing the application of the body-mounted information display device of the present invention to construction work.
- FIG. 9 is an explanatory diagram showing an example in which the body-mounted information display device of the present invention is applied to a plant monitoring operation.
- FIG. 1 o is an explanatory diagram showing application of the body-mounted information display device of the present invention to industrial measurement.
- FIG. 11 is an explanatory diagram showing application of a body-mounted information display device of the present invention to security work.
- 2 is a conceptual diagram showing a body-mounted information display device according to a second embodiment of the present invention.
- FIG. 13 is a conceptual diagram showing a body-mounted information display device according to a third embodiment of the present invention.
- FIG. 14 is a block diagram showing a configuration of an interface circuit applied to the body-worn information display crab of the third embodiment.
- FIG. 15 is a block diagram showing another configuration of the interface circuit applied to the body-mounted information display device of the third embodiment.
- FIG. 16 is an explanatory diagram showing input means using a magnetic field.
- FIG. 17 is an explanatory diagram showing input means using infrared rays.
- FIG. 18 is an explanatory diagram showing input means using a CCD camera.
- FIG. 19 is an explanatory diagram showing an example of an operation using a CCD camera.
- FIG. 20 is an explanatory diagram showing on-Z off control of display by gaze input.
- FIG. 1 is a conceptual diagram showing a body-mounted information display device according to a first embodiment of the present invention.
- the body-mounted information display device includes a display unit 103 mounted on the worker's head and a control circuit unit 103 mounted on a part of the worker's body. 5 and have.
- the display unit 103 is fixed in front of the helmet 101 (that is, in front of the operator's eyes) by an elastic mounting device 102 such as a rubber band. Behind the helmet 101, an interface unit 110 electrically connected to the display unit 103 is fixed by a fitting 102. That is, the attachment 102 is provided with wiring for connecting the interface unit 110 and the display unit 103. Note that the display unit 103 can be directly worn on the head of the worker by the wearing tool 102 without using the helmet 101.
- the control circuit unit 105 is fixed to the worker's back by a waste string-like mounting tool 300. The control circuit unit 105 and the interface unit 110 are connected by an interface cable 1 • 4.
- the control circuit unit 105 is electrically connected to the display unit 103 via the cable 104, the interface unit 110, and the wiring of the mounting tool 102.
- the control circuit unit 105 only needs to be attached to a part of the body, and may be attached to, for example, the chest or the head.
- the control circuit unit 105 is a computer unit in which a microprocessor (not shown), a memory, a communication interface, a rechargeable battery, and the like are housed in one case.
- a microprocessor not shown
- a memory not shown
- a communication interface not shown
- a rechargeable battery and the like are housed in one case.
- the internal configuration of the control circuit unit 105 will be described later.
- FIG. 1B is an explanatory diagram showing the internal configuration of the display unit 103.
- the display unit 103 has a magnifying optical system 106, a switching mechanism 107, a microphone 108, and a half mirror 201.
- the magnifying optical system 106 and the half mirror 201 have a function of displaying an image including the electronic information generated by the control circuit unit 105 and enlarging the image by an operator. .
- the magnifying optical system 106 is for a single eye.
- the half mirror 201 is for both eyes, and is a semi-transmissive plane mirror provided at an angle of about 45 degrees just in front of both eyes.
- the switching mechanism 107 is a screw mechanism having a function of moving the magnifying optical system 106 left and right.
- the switching mechanism 107 has an operation knob 130 for the operator to manually operate, and a male thread portion 131 connected to the operation knob 130.
- the magnifying optical system 106 is provided with a female screw (not shown) that fits with the male screw 13 1.
- the male screw part 131 rotates, and as a result, the magnifying optical system 106 moves to the left or right together with the ⁇ screw part. That is, the operator can position the magnifying optical system 106 in front of either the left or right eye by turning the operation knob 130 of the switching mechanism 107 by hand.
- the left and right switching mechanism 107 can be used not only in the case of switching to simply select one of the eyes from the viewpoint of the operator, but also in various other cases. For example, when the work area is on the left side of the worker, the work area on the left side can be easily seen by disposing the magnifying optical system 106 on the right eye side. The reverse is also true.
- the microphone 108 is rotatably fixed to a mounting device 102 for fixing the display unit 103 to the head by a fixing device 140.
- the microphone 108 is used as a voice input means for giving an instruction to the control circuit unit 105 by voice.
- FIG. 2 is a diagram illustrating the configuration of three types of optical systems that can be used in the body-mounted information display device of the first embodiment.
- the first magnifying optical system 106a shown in FIG. 2A includes a magnifying lens 202 provided above a half mirror 201, a transmissive liquid crystal panel 203, and a backlight 204.
- the liquid crystal panel 203 displays an image including electronic information generated by the control circuit unit 105 in accordance with the image signal (information display signal) given from the control circuit unit 105 (FIG. 1).
- the image displayed on the liquid crystal panel 203 is illuminated by light from the backlight 204, and light L 1 representing this image enters the magnifying lens 202.
- the magnifying lens 202 has a function of shining and refracting light 1 so that an operator can observe a magnified virtual image of the image on the liquid crystal panel 203.
- the half mirror 201 has a function as a light combining means (or a see-through optical system) for combining the light L1 representing an image and the light L2 from an external field of view. That is, since the half mirror 2Q1 is semi-transmissive, it reflects light L1 representing an image and transmits light 2 from an external field of view. Therefore, these two types of light L 1 and L 2 enter the worker's eyes simultaneously. That is, the worker can simultaneously see the outside world (eg, the work object) and the electronic information.
- the half mirror 201 is formed of a plate-like member that covers both eyes as shown in FIG. 1 (b). Therefore, with the eye that does not observe the image generated by the control circuit unit 105 (the right eye in the example of FIG. 1B), only the outside world is observed through the half mirror 201. Thus, since the light from the outside enters the eyes in a well-balanced manner, there is an advantage that the worker can easily observe the state of the outside.
- a reflection mirror 205 is inserted between the magnifying lens 202 and the liquid crystal panel 203, and the positions of the liquid crystal panel 203 and the back light 204 are worked. It is rotated 90 degrees toward the person's head.
- the magnifying optical system 106 b can be enlarged without increasing the vertical dimension. It is easy to adjust the distance from the lens 202 to the image display surface of the liquid crystal panel 203. Therefore, there is an advantage that the degree of freedom in designing the magnifying optical system is large.
- the third magnifying optical system 106 c shown in 121 2 (c) has a configuration using a semi-transmissive concave mirror 206 instead of the magnifying lens 202 and the half mirror 201. ing. That is, the semi-transmissive concave mirror 206 has a function as a magnifying optical system and a function as a see-through optical system.
- This concave mirror 106 is semi-transparent and uniform with a reflectivity of several tens of percent)! It is composed of only members.
- the light L1 of the image displayed on the liquid crystal panel 203 is guided to the concave mirror 206 through the reflecting mirror 205, reflected again by the concave mirror 206, and enters the eye.
- the third magnifying optical system 106c is a so-called off-axis optical system. If the magnifying optical system is configured as an off-axis optical system, there is an advantage that the degree of freedom in arranging optical elements is increased.
- the display unit 103 of the first embodiment includes a see-through optical system realized by a half mirror 201 (semi-transmissive plane mirror), a semi-transmissive concave mirror 206, or the like.
- An operator can simultaneously observe an image containing electronic information and the outside world without moving his / her gaze.
- the body-mounted information display device is worn on the body of the worker, the worker can access the yang information with both hands open. Therefore, the worker can perform other work while viewing the child information, which has the effect of improving workability.
- FIG. 3 is an explanatory diagram showing a state in which the control circuit unit 105 is connected to the mounting tool 300.
- the control circuit unit 105 can be attached to and detached from a shoulder strap-shaped attachment device 300.
- the belt of the mounting tool 300 is provided with an engaging portion 320 that engages with the control circuit unit 105.
- FIG. 3B shows a state in which the control circuit unit 105 is fixed to the belt of the mounting tool 300.
- the engaging portion 320 is provided with a pin-shaped support member 360 for fixing the control circuit unit 105 and controlling that the control circuit unit 105 is engaged with the mounting tool 300.
- a pin-shaped projection 307 for instructing the circuit unit 105 is provided.
- the case 3 08 of the control circuit unit 105 has a support member 106 and a projection 30 07 Are respectively formed.
- the support member 360 engages with the case 308 of the control circuit unit 105, and the control circuit unit 105 force ⁇ Equipment is fixed at 300.
- a power management switch 310 is provided on the circuit board 309 inside the case 308 at a position S corresponding to the protruding portion 307.
- the protrusion 307 switches the power management switch 310 to the ON state.
- the circuit board 309 is provided with a power management circuit (not shown).
- control circuit unit 105 When the control circuit unit 105 is attached to the mounting device 300, the power management circuit is switched to the operating state, and the power consumption is controlled so that the power consumption of the control circuit unit 105 is kept relatively low. Control. Specifically, control is performed to reduce the speed of the processor and not supply power to unnecessary interfaces, thereby improving the life of the internal power supply battery. On the other hand, when the control circuit unit 105 is not attached to the mounting device 300, the power management circuit is switched to the non-operating state, and the power consumption of the control circuit unit 105 becomes relatively large. The processing speed is faster. That is, the protrusion 307 and the power management switch 310 realize a function as power management switching means.
- FIG. 4 is a diagram showing a configuration of an embodiment in which the control circuit unit 105 of the first embodiment is used as a desktop computer.
- the control circuit unit 105 is connected to a keyboard 301, a mouse 302, a CRT display 303, and a printer 304. That is, the control circuit unit 105 is provided in advance with a connector and an interface circuit (both are collectively called an interface) for connecting to these peripheral devices.
- the display unit 103 mounted on the head is separated from the control circuit unit 105. Therefore, the system shown in Fig. 4 can be used as a normal desktop computer.
- the control circuit unit 105 when the control circuit unit 105 is used as a part of a desktop computer without being worn on a worker's body, an S source can be supplied from a commercial power supply. At this time, the power management circuit is turned off, and the mode is set to the mode that allows the fastest arithmetic processing. As described above, when the control circuit unit 105 is attached to the mounting tool 300, the power management circuit is turned on, so that the battery life is improved. On the other hand, when the control circuit unit 105 is removed from the mounting device 300, the power management circuit is turned off, and as shown in Fig. 4, it is used as a desktop computer that performs high-speed arithmetic processing. be able to. That is, the body-mounted information display device of the first embodiment can easily construct a computer system having a configuration suitable for the usage form.
- the control circuit unit 105 is provided with a pointing tool 305.
- the mouse 302 when using the control circuit unit 105 without wearing it on the body, the mouse 302 has priority, and when using the control circuit unit 105 while wearing it on the body, the pointing tool 3005 Works.
- the control circuit unit 105 having the pointing tool 105 it is preferable to mount the control circuit unit 105 in front of the operator's chest.
- the handle which is the pointing tool 305, is tilted to the left, right, back and forth to change the selected position on the screen according to the tilt angle.
- a pointing object such as an arrow can be guided to an appropriate position on a display screen which is a two-dimensional display space.
- a method to determine after selection it is possible to determine by pressing the center of the handle, for example.
- FIG. 5 is a block diagram showing a circuit configuration of the control circuit unit 105.
- CPU 401 is the 16 bits used in ordinary personal computers or
- BIOS basic IZO system
- BIOS basic IZO system
- the RAM 403 has a memory capacity sufficient to operate the Windows operating system (trademark of Microsoft Corporation), for example, a memory capacity of 8 Mbytes or more.
- VGA 640 x 480 video graphics adapter for display pixels of the general display standard
- a VGA controller 404 according to the standard is provided.
- a video memory (V-RAM) 405 for storing image data of the display area of the liquid crystal panel 203 (FIG. 2) is provided.
- a video signal representing an image stored in the video memory 405 is output from the VGA controller 404. This video signal is output to the CRT display 303 (FIG. 4) and the display unit drive circuit 407.
- the display unit driving circuit 407 is a circuit for driving the liquid crystal panel 203 of the display unit 103.
- the IO controller 408 is a circuit for controlling various I interfaces including the hard disk drive 409 and the floppy disk drive 410.
- a card controller 411 is built in according to the standard of PCMCIA (Personal Computer Memory Card International Association). It also has an RS-232C serial interface 412. Note that it is also possible to omit at least part of these circuits 409, 410, 411, and 412.
- the control circuit unit 105 further includes a power management circuit 420 for controlling the power consumption of each circuit, and a power supply circuit 421 including a rechargeable battery.
- the power supply circuit 421 operates when the power management switch 310 is turned on by the projection 307 as shown in FIG. 3B described above, so that the power consumption of the control circuit unit 105 is reduced. Control the operation of each circuit. Braking in a state where the control circuit Yunitto 1 05 is mounted on the body, it is possible to prolong the power supply that is available time from the power supply circuit 4 2 1.
- FIG. 6 is a conceptual diagram when the body-mounted information display device of the first embodiment is used as a network terminal.
- a body-worn information display device is wirelessly connected to a host computer 804 of a local area network (LAN).
- LAN local area network
- a communication modem 430 is inserted into the PCMCIA card slot of the body-mounted information display device, and the modem 430 is wirelessly connected to the host computer 804.
- FIG. 7 is an explanatory diagram showing a display screen when the body-mounted information display device of the first embodiment is used for work of a plant facility.
- a display screen is shown when a technician of a brand involving a plurality of technologies such as machinery, electricity, and communication accesses drawings and data from a host computer.
- the main screen displays the mechanical information, electrical information, communication information, piping information, and other equipment information for this plant.
- Menu 7 0 1 is prepared. For example, when an electrician confirms a circuit or the like at the present time, the engineer first selects an electric line from a menu 701 with a pointing device.
- various selection keys 704 for selecting information on electrical relations are displayed on the display screen. At the stage when this display content is displayed, enter the character selected by the pointing tool from the lower part of the character sequence accumulation 703 in the model name field 702, and press the selection key 704. Select the required information (for example, circuit diagram) from the list.
- FIG. 7 (b) a drawing as shown in FIG. 7 (b) is displayed on the display unit 103. If you know the number of the specific drawing, enter the number using the pointing sequence tool using the character sequence 703, and immediately select and display the circuit diagram as shown in Fig. 7 (b). It is also possible.
- Information such as a circuit diagram may be stored in the hard disk 409 (FIG. 5) in the control circuit unit 105, or may be registered in the host computer 804. When information such as a circuit diagram is registered in the host computer 804, as shown in FIG. 6, the information is transferred from the host computer 804 to the body via the wireless interface:!: Chair. It is transferred to the type information display device.
- FIGS. 7 (a) and 7 (b) are displayed on the display unit 103 shown in FIGS. 1 and 2. Therefore, the technician can check the circuit while simultaneously observing the displayed drawing and the circuit existing at the work site.
- the actual circuit can be Even when viewing the drawings while checking them, the required drawings can be easily obtained on site.
- FIG. 8 is a diagram showing a concept when the body-mounted information display device of the first embodiment is used at a construction site.
- FIG. 8 (a) is a conceptual diagram showing the configuration of the entire system.
- a portable GPS (Global Positioning System) 802 which is a means for detecting the position using a satellite, is connected to the body-mounted information display device in order to detect the position of the worker. Through this portable GPS 802, the location of the worker can be detected from the satellite 801.
- the signal indicating the detected position and direction is transmitted to the host computer 804 (or a body-worn information display device) using a wireless communication means.
- the position of the building 805 is registered in the host computer 804 in advance.
- FIG. 8B is an explanatory diagram showing a positional relationship between the worker and the building 805.
- the host computer 804 uses positional information indicating the positional relationship between the worker and the building 805 based on the symbol transmitted from the portable GPS 802 (or a body-mounted information display device). Is calculated. This positional information includes the direction from the worker to the building 805, the distance between the worker monitoring the building, the tilt angle ⁇ , and the like.
- the host computer 804 transmits image information representing a perspective view (perspective) of the building 805 viewed from the position of the worker to the body-mounted information display device according to the position information.
- a completed view of the building 805 is displayed in three dimensions.
- the cooperation between the portable GPS 802 and the host computer 804 enables the construction of the building 805 to be completed according to the viewpoint of the workers at the site. Can be observed. At this time, the worker can observe the outside world at the same time, so it is easy to compare the displayed completed drawing with the outside wind flea. can do. For example, if such an observation is performed before the construction of the building 805 starts, it is possible to judge whether or not the harmony between the building 805 and its surrounding environment is good. Further, if such observation is performed after the completion of the building 805, it can be determined whether or not the building 805 is constructed as designed.
- the control circuit unit 05 enlarges and reduces the image of the target object (building 805) without displaying it on the display unit 103 without communicating with the host computer 804. ⁇ It is also possible to display objects in a size that is in harmony with the outside world. This makes it possible to display an image that is in harmony with the outside world more quickly. In this way, the system shown in Fig. 8 allows the image of the building to be displayed on-site and superimposed and observed with the outside world, so that the building can be planned in consideration of harmony with the site environment when planning the building. Can be easily determined. In addition, it is easy to confirm whether the plan matches the plan during construction.
- FIG. 9 is a diagram showing an example in which the body-mounted information display device of the first embodiment is applied to operations such as maintenance of a plant piping.
- Fig. 9 (a) shows the actual layout of a complicated piping system
- Fig. 9 (b) shows a display screen in which the layout of the actual piping system is overlaid with electronic information related to this piping system.
- Fig. 9 (b) if the electronic information on the piping system is displayed in a harmonious state that is superimposed on the external piping system, various information on the piping system can be immediately known. it can.
- the operator first moves his / her gaze to the position of a large target such as the tank 901. Then, an image (indicated by a broken line in FIG. 9B) showing the outer shape of the target object is displayed on the display unit 103.
- the outline image is aligned with the actual tank 901 and the host computer 804 (or the control circuit unit 105) executes processing for enlarging or reducing the outline image as necessary.
- the enlargement / reduction of the image is realized by enlarging / reducing the image data displayed in the display unit 103.
- an enlarged image is formed by interpolating between the original pixels.
- a reduced image is formed by thinning out pixels.
- the image size can be freely selected. Therefore, the user can easily match the size of the display image with the size of the external object.
- FIG. 10 is a diagram illustrating an example in which the body-mounted information display device of the first embodiment is applied to industrial measurement.
- a body-worn information display device is connected to a sensor unit 910 such as an ultrasonic sensor, and is used as a measurement system for inspecting the position of a water pipe buried underground. .
- the operator presses the sensor section 910 to scan the ground. Since the image of the scanned result is displayed on the display unit 103, the operator can observe the result while scanning the sensor unit 9110. Conventionally, in such a case, an image obtained by scanning is displayed on a monitor installed in another place, so that the monitor is observed separately from an operator who scans the sensor unit 910. Workers were needed.
- the operator observing the monitor the operator who scans the sensor section 910, needs to signal verbally whether or not a water pipe has been detected and tell the location of the water pipe.
- the water pipe inspection method shown in Fig. 10 one worker can simultaneously scan the sensor section 9 10 and observe the resulting image, which is easier and , More surely water The position of the vessel can be confirmed. Another advantage is that the working time can be reduced.
- FIG. 11 is a diagram showing a display screen when the body-mounted information display device of the first embodiment is used for security of a facility.
- security guards guard inside and outside the facility, security cameras are often installed at multiple locations. There are multiple monitors installed at the security posts, and images are displayed on each monitor as shown in Fig. 11, and security guards constantly monitor them. Security shellfish patrol inside and outside the building at regular intervals. In the past, if it was desired to continue monitoring with a monitor during patrols, other security guards would monitor with a monitor at a security station.
- the patrol guard can display images of each point as shown in Fig. 11 on the body-worn information display device. You can go around the facility while displaying and observing the information. Therefore, even during the patrol, it is possible to immediately recognize and deal with an abnormal situation that occurred in a place different from the place where the guards are.
- FIG. 12 is a conceptual diagram showing a body-mounted information display device as a second embodiment of the present invention.
- This body-worn saddle display device has a monocular display unit 103 a in front of the helmet 101 and a control circuit unit 105 a in the back of the helmet 101. Has been fixed.
- the display unit 103 a is provided so as to be movable along the groove 152 of the support 150 provided in front of the helmet 101.
- the eye on which the display unit 103a is not arranged sees the outside without passing through the half mirror, so that the outside can be observed more clearly than in the first embodiment.
- the first embodiment has an advantage that the electronic information displayed on the display unit 103 and the outside world can be observed in a more rebalanced state.
- FIG. 13 is a conceptual diagram showing a body-mounted information display device as a third embodiment of the present invention.
- This body-worn information display device S is a modification of the first embodiment shown in FIG. 1, in which the control circuit unit 105 b and the interface unit 11 Ob are connected to each other by infrared rays without being connected by wiring.
- Various signals are transmitted from the control circuit unit 105b to the interface unit 110b by an infrared LED 501 that emits light. It is also possible to transmit signals between the interface unit 110b (or the display unit 103) and the control circuit unit 105b using electromagnetic waves other than infrared rays.
- the operator since the wiring between the display unit "I03" and the control circuit unit 105b does not need to hang down from the head (the helmet 101), the operator performs manual work. There is an advantage that it is easy.
- FIG. 14 is a block diagram showing a circuit configuration of a modulation unit in the control circuit unit 105b for performing signal transmission using infrared rays and a demodulation unit in the interface unit 110b.
- the composite video signal for displaying an image on the CRT 406 includes a component video signal RG, a horizontal synchronization signal, and a vertical synchronization signal.
- the frequency of a VGA composite video signal is in the range of 25 MHz to 3 QMHz.
- a bandwidth of about 30 MHz is required, and a signal of this bandwidth is transmitted by a power-small, body-worn information display device. It will often be difficult.
- the video signal is transmitted in a multi-phase time axis (that is, the video signal is sequentially developed into a plurality of parallel signals).
- a plurality of infrared LEDs 501 for transmitting the video signal RGB as parallel multi-phase signals are connected to the display unit drive circuit 407 of the control circuit unit 105b.
- the control circuit unit 105b further includes a data controller 413 for transmitting a synchronization signal and a module 521.
- the interface unit 110b has an infrared sensor 502 (light receiving element), a selector 503, a frame memory 504, a latch 506, and a D-A converter 507 corresponding to each infrared LED 501.
- the selector 503 selectively outputs one of an input signal from the infrared sensor 502 and an input signal from the display controller 505.
- the interface unit 11 Ob is further provided with a command register 511 connected to the display controller 505.
- the display controller 505 is connected to the backlight circuit 509 and the power management circuit 510 in the display unit 103.
- Control circuit Yuni' Bok 1 05 b in the VGA controller 404 connected to the bus outputs a video signal of a frequency of about 3 OMH Z to display Yunitto driving circuit 407.
- the video signal input to the display unit drive circuit 407 is separated into RGB three-color video signals by an internal phase expansion circuit (not shown), and each color video signal is divided into a plurality of signals (hereinafter, referred to as parallel video signals). ) Are sequentially expanded into multiple phases.
- the plurality of parallel video signals are serially transferred to the plurality of infrared LEDs 501, respectively.
- the number of infrared LEDs 501 (that is, the number of polyphase deployments) is determined by the number of video signal inputs to the liquid crystal panel used for the display unit 103 and the range of frequencies over which the infrared ED501 can modulate. .
- a polysilicon TFT liquid crystal panel with a built-in peripheral circuit is used as the liquid crystal panel 203 of the display unit 1.3
- an image can be displayed on the liquid crystal panel in accordance with a plurality of developed parallel video signals.
- a synchronizing signal for synchronizing these multi-phase parallel video signals is transmitted to the timing demodulator 508 via the module 521.
- the timing demodulator 508 transmits a vertical synchronizing signal and a horizontal synchronizing signal, as well as a command signal superimposed on the time of vertical bright line elimination (vertical blanking).
- This command signal is temporarily stored in the command register 511.
- the display controller 505 controls a brightness of the backlight circuit 509 and a signal for controlling the power management circuit 510 in the display unit 103. Output a signal.
- Each infrared sensor 502 of the connector unit 110b receives infrared rays from the corresponding infrared LED 501 and reproduces a parallel video signal.
- the received parallel video signal is harmed to the frame memory 504 via the selector 503.
- This frame memory 504 stores image data representing an image of 256 gradations with 8 bits per pixel / color.
- the frame memory 504 has a capacity to store an image portion corresponding to each column line (also referred to as a bit line) of the liquid crystal panel.
- the address of the frame memory 504 is controlled by the display controller 505.
- the digital output from the frame memory 504 is converted to an analog signal by a D / A converter 507 via a latch 506.
- a plurality of parallel video signals are output from a plurality of DA converters 507.
- the plurality of parallel video signals are input to the video signal input terminals of the divided liquid crystal panel.
- an image is displayed on the liquid crystal panel of the display unit 103.
- FIG. 15 is a block diagram showing another configuration of the interface circuit applied to the body-mounted information display device of the third embodiment.
- the video signal is Transmit by multiplex transmission method.
- FIG. 15A shows the configuration of the modulation section of the control circuit unit 105b.
- the modulation section of the control circuit unit 105b consists of the NTSC encoder 530 and the synchronization signal generator 5
- burst gate 534 three voltage controlled oscillators (VCO) 536, mixing circuit 542, three driver circuits 538, and three infrared LEDs5
- the NTSC encoder 530 generates one luminance signal Y and two color difference signals (B-Y) and (R-Y) from the three video signals of R, G, and B.
- the three color difference signals are input to each VCO 536 and are FM-modulated.
- the second color difference signal (R ⁇ Y) is mixed by the mixing circuit 542 together with the vertical synchronization signal V SYNC output from the burst gate 534.
- the mixed FM signal is input to the driver circuit 538, and the driver circuit 538 drives the infrared LED 540 accordingly to emit infrared light.
- the second color difference (R ⁇ Y) is transmitted to the demodulation unit of the interface unit 110 as a vertical synchronization signal V SYNC and a weighted FM modulation signal.
- the luminance signal Y is transmitted to the demodulation unit of the interface unit 110b as an FM conversion signal superimposed on the horizontal synchronizing signal HSYNC.
- the first color difference signal (B ⁇ Y) is transmitted to the demodulation unit of the interface unit 110 b as its own FM change signal.
- FIG. 15 (b) shows the configuration of the demodulation unit of the interface unit 110b.
- the demodulation section of the interface unit 110b consists of three infrared sensors 550 (phototransistors) as light receiving elements, three amplifiers 552, three waveform shaping circuits 554, and three FM demodulation circuits 556. , A horizontal sync separation circuit 558, a matrix conversion circuit 560, and a vertical sync separation circuit 562.
- the FM modulated signals received by the three infrared sensors 550 are amplified by the respective amplifiers 552, shaped by the waveform shaping circuit 554, and then demodulated by the FM demodulating circuit 556.
- the horizontal sync separation circuit 558 separates the horizontal sync signal HSYNC from the demodulated first signal.
- the vertical sync separation circuit 562 separates the vertical sync signal V SYNC from the third signal amplified by the amplifier 552.
- the matrix conversion circuit 560 converts the luminance signal Y and the two color difference signals (B-Y) and (RY) into three color RGB images. Reproduce the image signal.
- the circuit using the FM modulation and demodulation method does not require the frame memory 504 as shown in FIG. 14, and the entire circuit configuration is simpler than the circuit of FIG. 14. Also, the circuit of FIG. 15 has an advantage that the number of generators (infrared LED 540 in the example of FIG. 15) and the number of receivers (infrared sensor 550) can be reduced compared to the circuit of FIG. .
- the luminance signal Y and the two chrominance signals the luminance signal has the largest change, and the second chrominance signal (R ⁇ Y) has the slowest change,
- the change of the color difference signal (BY) of 1 is in the middle. Therefore, in the above-described FM modulation method, the frequency of the carrier of the luminance signal Y is set to be the highest, the frequency of the carrier of the first chrominance signal (BY) is set to the middle, and the second chrominance signal (R-Y ) Can be the lowest.
- set the carrier frequency of the luminance signal Y to 38 MHz, the carrier frequency of the first chrominance signal (B-Y) to 18 MHz, and the carrier frequency of the second chrominance signal (R-Y) to 8 MHz. can do. Further, if each dynasty is set to about 4 MHz on both sides, the areas of the three signals do not overlap. In this way, three signals can be transmitted by frequency division multiplexing. When transmitting by frequency division multiplexing in this way, it is possible to use one transmitter (infrared LED 540 in the example of FIG. 15) and one receiver (infrared sensor 550).
- wiring is omitted by using electromagnetic waves for signal transmission between the control circuit unit and the display unit.
- the workability of manual work can be improved.
- FIG. 16 is an explanatory diagram showing input means (magnetic pointing device) using a magnetic field.
- input means magnetagnetic pointing device
- FIG. 16A two exciting coils 602 and 604 are provided on the mounting device 102 at positions on both sides of the display unit 103.
- a finger-like pointing device 606 using magnetism is attached to the operator's finger.
- the two excitation coils 602 and 604 generate magnetic fields for position detection in the X and Y directions, respectively. These two exciting coils 602, 604 are energized alternately and periodically to generate respective magnetic fields.
- the X and Y directions correspond to the horizontal and vertical directions of the field of view in front of the worker. That is, the X direction and the Y direction correspond to the horizontal direction and the vertical direction of the image displayed on the display unit 103, respectively.
- FIG. 16 (b) is a conceptual diagram showing a part of the configuration of the pointing device 606 worn on the operator's finger.
- the indicating device 606 includes a power source 610 (typically a battery), a resistor 611, a magnetoresistive element 612, an amplifier 614, an A-D converter 616, and a push switch 618 (mechanical). Switch), a modulation circuit 620, and an infrared LED 622.
- the magnetic field generated by the exciting coil 604 is indicated by a broken line.
- the resistance of the magnetoresistive element 612 changes according to the strength of the magnetic field passing through the element 612. Therefore, the voltage across the magnetoresistive element 612 also changes according to the magnetic field strength.
- This voltage is amplified by an amplifier 614 and converted into digital data by an A-D converter 616.
- the modulation circuit 620 generates a modulated infrared ray from the infrared LED 622 by controlling the blinking of the infrared LED 622 according to the digital data.
- the display unit 103 is provided with an infrared sensor (light receiving element) (not shown).
- the demodulation circuit 5 (not shown in FIG. 16) is provided with a demodulation circuit.
- the demodulation circuit demodulates the signal transmitted from the infrared LED 622 to provide a pointing device.
- the circuit for detecting the position in the Y direction has the same configuration as that shown in Fig. 16 (b). However, the direction of the magnetoresistive element is set so as to be orthogonal to the circuit for the X direction. Further, only one push switch 618 is provided on the pointing device 606.
- the influence of the inclination can be removed by correcting the resistance change of each of the magnetoresistive elements 6 12 in the X direction and the Y direction by the amount corresponding to the inclination angle.
- the positions of the instruction return 606 in the X direction and the Y direction are determined, and the pointer is displayed on the screen accordingly.
- the operator can move the position of the pointer displayed on the screen by moving the hand on which the pointing device 606 is mounted.
- the push switch 618 like a mouse button, is used by an operator to give instructions to the computer. That is, if the pointer of the pointing device 606 is moved to the menu and the push switch 618 is pressed while the menu is displayed on the screen of the display unit 103, the processing indicated by the menu is performed. Be executed.
- a two-dimensional pointing device can be relatively easily realized in the body-mounted information display device. Furthermore, a three-dimensional pointing device can be realized by using three pairs of excitation coil and magnetoresistive element.
- FIG. 17 is an explanatory diagram showing input means (optical pointing device) using infrared rays.
- the display unit 103 has a CCD camera 63 0
- the pointing device 632 is attached to the operator's finger.
- the indicating device 632 has an infrared ray ED, a push switch, and a battery.
- the CCD camera 630 has an imaging lens having an angle of view that includes the angle of view of the virtual image of the image displayed on the display unit 103.
- the CCD camera 630 is arranged substantially at the upper center of the display unit 103 so as to capture an image in conjunction with the operator's eyes.
- the infrared light emitted from the pointing device 632 is picked up by the CCD camera 630 as a spot image. Then, the position of this spot is displayed on the screen of the display unit 103. Therefore, the worker can observe the outside world and the electronic information with the spot indicating the position of the pointing device 630 displayed on the electronic information displayed on the display unit 103.
- an object designated at a spot position of the indicating device S630 is selected, and a predetermined process (for example, details of the object) is performed. Can be automatically executed.
- a predetermined process for example, details of the object
- FIG. 17 (b) is displayed as electronic information
- the user can select a menu by moving the spot of the pointing device 606 on the menu and pressing the push switch to select the menu.
- Processing can be executed.
- the remote control pointing device shown in Fig. 16 and Fig. 17 the operator can easily see the two-dimensional position in the image while observing the electronic information superimposed on the outside world.
- the desired processing can be executed by designating.
- the input means shown in FIGS. 16 and 17 has the advantage that the position on the screen can be indicated even during other work because the hands of the worker can be left open.
- the input method shown in FIG. 17 can input a more accurate two-dimensional position with a simpler configuration than the input method shown in FIG.
- FIG. 18 is an explanatory diagram showing input means using a CCD camera. As shown in FIG. 18 (a), this CCD camera 640 is used as a bar code reading means for reading a bar code 650.
- FIG. 18 (b) is a conceptual diagram showing the internal configuration of the CCD camera 640.
- the CCD camera 640 includes a CCD array 642, a half mirror 644, an imaging lens system 646, and a laser diode 648.
- the light generated by the laser diode 648 is reflected by the half mirror 644 and
- the bar code 650 is radiated through the image lens 646.
- the laser diode 648 also has a function as a laser pointer, and the operator can visually recognize the position of the light spot.
- the operator confirms that the light spot of the laser is on the bar code 650, and then instructs the start of bar code removal.
- the light reflected by the bar code 650 is condensed by the imaging lens 646, passes through the half mirror 644, and is received by the CCD array 644. That is, the laser diode 648 as the light emitting unit and the CCD array 642 as the imaging unit are arranged on optically equivalent optical axes.
- the CCD camera 640 is set so as to capture the image of the barcode 650 in synchronization with the operator's eyes. That is, when the worker visually checks the bar code 65 0 attached to the article and instructs the start of reading, the bar code 65 0 is read by the CCD camera 65 0. As described above, in the embodiment shown in FIG. 18, since the bar code to be picked up is recognized by the CCD camera 640 while the operator observes the bar code, the bar code at an arbitrary position can be recognized. Can be selectively and easily recognized.
- the read bar code 650 is decoded by the control circuit unit 105 (not shown in FIG. 18) to generate a coded signal.
- the correspondence between the coded signal of the bar code 650 and the product to which the bar code 650 is attached is determined by the storage device in the control circuit unit 105 (or the storage device of the host computer 804). ).
- the control circuit unit 105 reads out the information of the article indicated by the bar code 650 and displays it on the display unit 103. Therefore, the operator can display and observe various kinds of information on the article to which the barcode 65 is attached simply by looking at the barcode 65 at the work site.
- the date of manufacture, lot number, etc. can be considered as information on the goods. If the item is packaged, a color image of the item may be displayed. In this way, in the field of distribution, it is possible to select goods without fail when collecting required goods. Conversely, when storing goods in a warehouse, they can be easily stored at the specified correct position.
- FIG. 19 shows the operation using input means using the CCD camera 640 shown in Fig. 18. It is explanatory drawing which shows an example of.
- FIG. 19 (a) shows a production line in an engine manufacturing plant
- FIG. 19 (b) shows an example of a two-dimensional bar code posted in front of the engine.
- a two-dimensional barcode As in this example, it is also possible to use a two-dimensional barcode as the barcode, and the barcode does not need to be attached to the item. It only needs to be attached.
- the worker visually observes the two-dimensional barcode and captures it with the CCD camera 640, thereby displaying and observing information about the engine associated with the barcode. be able to.
- the bar-code reading means is provided in the body-mounted information display device, the operator picks up the bar code with the body-mounted information display device at the site, and the bar code is read. Related information and goods can be observed at the same time. Therefore, there is an advantage that the article can be surely handled.
- FIG. 20 is an explanatory diagram showing on / off control of display by gaze input.
- FIG. 20 (a) shows a configuration of a display unit 103c for realizing control by a gaze input.
- the display unit 103c has a configuration in which an infrared LED650 and an infrared sensor 652 are provided in the optical system shown in FIG.
- the infrared light emitted from the infrared LED 650 is reflected by the reflection mirror 205, passes through the magnifying lens 202, is reflected again by the half mirror 201, and then enters the user's eye.
- the infrared sensor 652 detects infrared light reflected from the user's cornea.
- FIG. 20 (b) shows a screen displayed on the display unit 103.
- a position 654 for on / off control of display by gaze input is marked in advance.
- the infrared sensor 652 detects that fact and the display on the liquid crystal panel 203 is turned on / off.
- the position of the line of sight at which the on / off control is performed is set outside the display area and in a direction that is normally not seen by the operator. This can prevent the operator from accidentally switching the display state.
- a mark such as “switch” may be displayed, and the display state may be switched on / off when an operator sees the mark.
- the body-mounted information display device can be applied to various cases of simultaneously observing electronic information generated by a computer and the outside world, for example, planning and inspection of plants and buildings, and industrial use. It can be applied to various measurement / inspection, security, and industrial-commercial collection and delivery of goods.
Description
Claims
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
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US08/945,272 US6172657B1 (en) | 1996-02-26 | 1997-02-26 | Body mount-type information display apparatus and display method using the same |
EP97903618A EP0827337B1 (en) | 1996-02-26 | 1997-02-26 | Wearable information displaying device |
DE69736039T DE69736039T2 (de) | 1996-02-26 | 1997-02-26 | Tragbares informationsanzeigegerät |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
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JP8/38457 | 1996-02-26 | ||
JP3845796 | 1996-02-26 |
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WO1997031477A1 true WO1997031477A1 (fr) | 1997-08-28 |
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PCT/JP1997/000576 WO1997031477A1 (fr) | 1996-02-26 | 1997-02-26 | Dispositif portable affichant des informations et procede d'affichage d'informations utilisant ledit dispositif |
Country Status (6)
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US (1) | US6172657B1 (ja) |
EP (1) | EP0827337B1 (ja) |
KR (1) | KR100595834B1 (ja) |
DE (1) | DE69736039T2 (ja) |
TW (1) | TW395121B (ja) |
WO (1) | WO1997031477A1 (ja) |
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- 1997-02-26 KR KR1019970707582A patent/KR100595834B1/ko not_active IP Right Cessation
- 1997-02-26 US US08/945,272 patent/US6172657B1/en not_active Expired - Lifetime
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Cited By (18)
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CN100426052C (zh) * | 1998-02-09 | 2008-10-15 | 株式会社半导体能源研究所 | 信息处理设备 |
EP0935183A3 (en) * | 1998-02-09 | 1999-12-15 | Sel Semiconductor Energy Laboratory Co., Ltd. | Information processing device with head mounted display |
JP2000347596A (ja) * | 1998-08-31 | 2000-12-15 | Semiconductor Energy Lab Co Ltd | 携帯情報処理システム |
WO2004061519A1 (ja) * | 2002-12-24 | 2004-07-22 | Nikon Corporation | ヘッドマウントディスプレイ |
US7542012B2 (en) | 2002-12-24 | 2009-06-02 | Nikon Corporation | Head mounted display |
US7085027B2 (en) | 2003-04-28 | 2006-08-01 | Nikon Corporation | Image combiner and image display |
JP2013218733A (ja) * | 2005-08-09 | 2013-10-24 | Deere & Co | ユーザに情報を配信する方法およびシステム |
JP2009093489A (ja) * | 2007-10-10 | 2009-04-30 | Toshiba Tec Corp | 商品処理装置及びposシステム |
US8494212B2 (en) | 2008-09-11 | 2013-07-23 | Brother Kogyo Kabushiki Kaisha | Head mounted display |
JP2013210643A (ja) * | 2013-04-26 | 2013-10-10 | Sony Corp | 表示装置、表示方法 |
JP2017507380A (ja) * | 2013-12-17 | 2017-03-16 | アマゾン テクノロジーズ インコーポレイテッド | アイレベルスキャナ及びディスプレイのポインタ追跡 |
JP2016040865A (ja) * | 2014-08-12 | 2016-03-24 | セイコーエプソン株式会社 | 頭部装着型表示装置およびその制御方法、並びにコンピュータープログラム |
JP2018010318A (ja) * | 2014-10-24 | 2018-01-18 | イメージン コーポレイション | マイクロディスプレイベースの没入型ヘッドセット |
JP2018104933A (ja) * | 2016-12-23 | 2018-07-05 | 前田建設工業株式会社 | 土木建築工事における施工管理装置 |
JP2019065467A (ja) * | 2017-09-28 | 2019-04-25 | 大和ハウス工業株式会社 | 杭位置検査装置及び杭位置検査方法 |
WO2019113504A1 (en) | 2017-12-08 | 2019-06-13 | Facebook Technologies, Llc | Selective tracking of a head-mounted display |
EP3721284A4 (en) * | 2017-12-08 | 2021-04-28 | Facebook Technologies, LLC | SELECTIVE MONITORING OF A HEADSET |
EP4015984A1 (en) * | 2017-12-08 | 2022-06-22 | Facebook Technologies, LLC | Selective tracking of a head-mounted display |
Also Published As
Publication number | Publication date |
---|---|
TW395121B (en) | 2000-06-21 |
EP0827337A4 (en) | 1999-07-28 |
DE69736039T2 (de) | 2007-01-11 |
US6172657B1 (en) | 2001-01-09 |
EP0827337B1 (en) | 2006-06-07 |
KR100595834B1 (ko) | 2006-10-13 |
KR19990008058A (ko) | 1999-01-25 |
EP0827337A1 (en) | 1998-03-04 |
DE69736039D1 (de) | 2006-07-20 |
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