WO1997010567A1 - Podometre - Google Patents
Podometre Download PDFInfo
- Publication number
- WO1997010567A1 WO1997010567A1 PCT/JP1996/002586 JP9602586W WO9710567A1 WO 1997010567 A1 WO1997010567 A1 WO 1997010567A1 JP 9602586 W JP9602586 W JP 9602586W WO 9710567 A1 WO9710567 A1 WO 9710567A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- main body
- sensor
- pedometer
- detection sensor
- output
- Prior art date
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Classifications
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06M—COUNTING MECHANISMS; COUNTING OF OBJECTS NOT OTHERWISE PROVIDED FOR
- G06M7/00—Counting of objects carried by a conveyor
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01C—MEASURING DISTANCES, LEVELS OR BEARINGS; SURVEYING; NAVIGATION; GYROSCOPIC INSTRUMENTS; PHOTOGRAMMETRY OR VIDEOGRAMMETRY
- G01C22/00—Measuring distance traversed on the ground by vehicles, persons, animals or other moving solid bodies, e.g. using odometers, using pedometers
- G01C22/006—Pedometers
Definitions
- the present invention relates to a pedometer that measures the number of steps based on body movements during walking and running, and more particularly to a pedometer that can accurately detect the number of steps and the like regardless of the angle of the main body.
- a pedometer generally comprises a main body, an acceleration sensor provided in the main body for detecting a step signal due to body movement, and a pedometer for counting the number of steps based on the output of the acceleration sensor. The number of steps is measured from the body movement (vertical movement) associated with running).
- the "pedometer” described in Japanese Patent Application Laid-Open No. 2-161932 detects upward acceleration and downward acceleration. and a selection unit for selecting which walking signal generated from the upper or lower detection unit is to be counted. by It is designed so that the number of steps can be accurately determined without
- a "pedometer” disclosed in Japanese Patent Application Laid-Open No. 1-287417 uses a piezoelectric element having a one-side support structure as a sensor, and this sensor is used as a sensor.
- the free end of the sensor has a weight, and the fixed end uses an acceleration sensor supported through a shock absorbing member.
- all conventional pedometers including the pedometer described in the above first prior art, incorporate an acceleration sensor. Since it is intended to be worn, there is a problem that the main unit cannot be worn in clothes that do not require a belt, and the number of steps cannot be measured. Moreover, even if the main body is worn on a belt, the pedometer has a certain S-degree size and thickness, so the pedometer stands out and it is easy for others to understand that it is measuring the number of steps. However, even if the pedometer is covered with clothes, the pedometer portion will swell, making it unsightly and unfashionable.
- the weight and the piezoelectric element must be adhered to the weight case, so assembly is difficult and processing costs are high.
- the same acceleration sensor when detection in multiple virtual axis directions is required, the same acceleration sensor must be arranged individually in each axis direction, resulting in a problem of high cost.
- This invention was made by paying attention to such problems. To provide a pedometer capable of measuring the number of steps without being attached to a belt, facilitating assembly, and reducing costs.
- Another object of the present invention is to provide a pedometer that can accurately detect the number of steps and the like regardless of the angle of the main body.
- Still another object of this invention UJj is to provide a high-precision angle detection sensor having a wide range of uses and an angle detection device equipped with this angle detection sensor.
- the pedometer according to the present invention includes a plurality of sensors arranged in the main body so that the mounting directions are different from each other, and outputting an output signal according to the vibration component in the vertical direction, and a plurality of sensors provided in the main body for detecting the orientation of the main body. From an angle detector, a selector for selecting one of the output signals of the plurality of sensors based on the detected signal of the angle detector, and the output signal of the selected sensor based on the selection of the selector and a pedometer for counting steps.
- One of the multiple sensors installed on the main unit with different mounting directions is selected according to the orientation of the main unit, and the number of steps is counted using the output of the selected sensor.
- a directional vibration component can be reliably detected. As a result, it is possible to provide a pedometer that can measure the number of steps without being attached to a belt, can be easily assembled, and can be reduced in cost.
- the pedometer is provided on the main body, and includes a sensor that outputs an electrical signal corresponding to a vertical vibration component; and a pedometer for counting the number of steps based on the output signal of the sensor.
- the sensor outputs an output signal regardless of the orientation of the body O o
- the sensor installed in the pedometer outputs an electric signal corresponding to the vibration component in the vertical direction regardless of the orientation of the main body. Vibration can be detected. As a result, it is possible to provide a pedometer that can accurately detect the number of steps, etc., regardless of the angle of the main body.
- the angle detection sensor includes a moving body provided movably within a movement range including a 3-degree detection sensor main body and a predetermined area in the angle detection sensor main body. and a presence/absence detector for detecting the presence/absence of a moving object in a predetermined area within the movement range.
- the movement range is a space enclosed by walls
- the presence/absence detector is an optical sensor consisting of a light emitting element and a light receiving element.
- Optical sensors are arranged opposite to each other with a space therebetween, and detect the presence or absence of a moving object on the optical axis of the optical sensors as a predetermined area.
- the state of motion of the moving object within the moving range changes according to the inclination of the main body of the angle detection sensor.
- the appearance frequency or appearance time of the detection signal that is assumed to be absent is taken out, and the angle is detected by comparison with the appearance frequency or appearance time corresponding to the predetermined angle.
- FIG. 1 is a diagram showing the internal structure of the main body of the pedometer according to the first embodiment of this invention.
- FIG.-2 is a block diagram showing the configuration of the pedometer according to the first embodiment.
- 3a and 3b are an external perspective view and a plan view of the acceleration sensor in the pedometer according to the second embodiment.
- FIG. 4 is an exploded perspective view of the acceleration sensor of FIG. 3.
- FIG. % 5 Fig. 3 is a diagram showing the state in which the acceleration sensor shown in Fig. 3 is incorporated into the main body of the pedometer.
- Figure 6 shows an acceleration sensor configured by integrating two acceleration sensors.
- FIG. 7 is an external perspective view of an acceleration sensor in the pedometer according to the third embodiment.
- Fig. 8 is a diagram showing the state in which the acceleration sensor shown in Fig. 7 is incorporated into the body of the number of steps.
- FIG. 9 is a diagram for explaining an example of the form of the angle detection sensor in the pedometer according to the first embodiment and its action.
- FIG. 10 is a circuit diagram showing an example of an analog circuit related to the angle detection sensor in the pedometer according to the first embodiment
- FIG. 11 is a circuit diagram showing another example of an analog circuit related to the angle detection sensor in the pedometer according to the first embodiment
- 12 and 13 are flow charts showing an example of the ft degree detection processing operation of the pedometer according to the first embodiment.
- FIG. 14 is a timing chart of angle detection processing of the pedometer according to the first embodiment.
- Figures 15a to 15d are a top view, a front view, a right side view and a bottom view of the angle detection sensor according to the fourth embodiment.
- Fig. 16a and Fig. 16b are the A-A sectional view and B-B sectional view of the angle detection sensor.
- Fig. 1 shows a schematic diagram of the circuit configuration of the angle detection sensor.
- Fig. 18 shows the principle of detection by the angle detection sensor.
- Figures 193 to 19d are diagrams showing temporal changes in pulse signals obtained by converting the output of a phototransistor.
- FIG. 20 is a flowchart showing an angle estimation method using an angle detection sensor.
- Fig. 21 is a block diagram showing the configuration of the angle detection device
- Fig. 22 is a block diagram showing the essential parts of the activity monitor and calorimeter
- Figures 22 and 33 are diagrams showing examples of display screens of the activity monitor and calorimeter.
- Fig. 24 is a diagram showing another display screen example of the activity monitor calorimeter.
- a substrate 2 having a shape as shown in the figure is arranged inside a main body 1 of the pedometer, and two acceleration sensors 3 and 4 and an angle detection sensor 5 are mounted on this substrate 2.
- the acceleration sensors 3 and 4 are both of a cantilever type and are swingably supported, and arranged in two virtual axial directions (horizontal direction and vertical direction) perpendicular to each other. be. Acceleration 1 sensor 3 is arranged horizontally and acceleration sensor 4 is arranged vertically.
- Figure 2 shows the configuration block of this pedometer.
- the output signal of the first acceleration sensor 3 is amplified by the first analog amplification circuit 111 of the analog circuit 10 and input to the MPU 16 via the first comparator 12 .
- the output signal of the second acceleration sensor 4 is amplified by the second analogue amplifier circuit 14 of the analogue circuit 13 and passed through the second controller 15 to the MPU. 1 is entered in 6.
- the output signal of the ft degree detection sensor 5 is directly input to the MPU 16.
- the output signals of acceleration sensors 3 and 4 are taken into MPU 16 via dedicated analog circuits 10 and 13, respectively.
- two acceleration sensors 3 and 4 are arranged in the horizontal direction and the vertical direction, respectively.
- An acceleration sensor may be placed.
- 3 accelerometers They may be arranged at angular intervals of 120 degrees from the centroid.
- FIG. 1 In the acceleration sensor 20 shown here, the weight case 22 is attached to one end 21a of the piezoelectric element 21, and the support member 23 is attached to the other end 21b.
- the weight 24 and one end 21a side of the piezoelectric element 21 are press-fitted into the weight case 22.
- the other end 21b side of the piezoelectric element 21 is press-fitted into the supporting member 23.
- the support member 23 is press-fitted into the fixing part 25, and this fixing part 25 is fixed to the pedometer main body at a proper place with a screw 26.
- Such an acceleration sensor 20 is incorporated in a pedometer as shown in FIG. 5, for example.
- the acceleration sensor 20 is fixed in the main body case 30 of the pedometer by a fixture 25 so that the E element 21 is oriented horizontally, and the piezoelectric element 21 is attached to the substrate. It is connected to 31 by a lead wire 32.
- a display 33 and a switch 3 are provided on the substrate 31.
- two acceleration sensors 40a, 40b or horizontally aligned vertically with [ ⁇ . That is, the acceleration sensors 40a and 40b extend horizontally and vertically from a fulcrum P integrated at one end side as an Eil fixed end, such as a shim material.
- Elastic plates 41a, 41, piezoelectric elements 42a, 4b attached to each of the elastic plates 41a, 1b, and provided on the other end side of each of the elastic plates 41a, 41b. weights 43a, 43b.
- the elastic plates 41a and 41b can be formed, for example, by bending a strip-like elastic plate at right angles, and the bending point becomes the fulcrum P.
- FIG. 6 shows an example of two acceleration sensors, when using three or more acceleration sensors, that is, when detecting acceleration in directions of three or more axes, the number should be increased accordingly.
- FIG. 7 a configuration example of the acceleration sensor used in the pedometer according to the third embodiment and an example of attachment of the pedometer body will be described with reference to FIGS. 7 and 8.
- bearings 51 and 52 are fixed to a pair of opposing walls of a pedometer main body 50, respectively, and a rod (ten poles) 53 and a shaft (-pole) 54 are attached to the bearings 51 and 52.
- an acceleration sensor 60 is provided protruding in the direction perpendicular to the axial direction of the shafts 53, 54.
- the accelerometer 6 0 and the polar axis 5 4 HI is electrically isolated.
- the acceleration sensor 61 has a strain gauge G1 and a weight 62 attached to its tip.
- a weight 55 heavier than the weight 62 is attached to the pole shaft 54.
- the acceleration sensor 60 can freely rotate through 3G0 degrees with the shafts 53 and 54 as fulcrums. No matter which direction the main body 50 faces, the weight 55 is positioned vertically (downward), so the acceleration sensor 60 always maintains a horizontal cantilevered state parallel to the ground. In this case, since the acceleration sensor 60 is rotatable through 360 degrees, a single acceleration sensor is sufficient, and the angle used in the pedometers of the first and second embodiments is sufficient. No detection sensor is required.
- the angle detection sensor shown in Fig. 9 has four conductive pins 1 to 4 placed equidistant from the center, and these pins 1 to 4 and a conductive ring 70 rotatably arranged to contact the pin.
- pins (1) and (4) are electrically connected to pins (2) and (3).
- Pins 1 to 4 are protruding and fixed to the board built into the pedometer body.
- the four pins 1 to ⁇ are rotating at the same time.
- the ring 70 In the states of A and B in Fig. 9, the ring 70 is in contact with pins 1 and 2, and all four pins 1 to 4 are electrically connected, so It can be determined that it is facing the vicinity.
- the ring 70 contacts only the pin 2.
- the ring 70 in the states of F and G, the ring 70 is in contact with pins 2 and 3, and pins 1 and 4 and pins 2 and 3 are not electrically connected in either case. It can be determined that it is facing. This makes it possible to detect whether the body is tilted near the horizontal direction or near the vertical direction M.
- a signal indicating the inclination state of the pedometer main body is input to MPU 16 by the angle detection sensor 5 configured as shown in FIG.
- the output of MPU 16 is used as the power supply for the analog amplifier circuit 11 and the comparator 12 connected to the horizontal acceleration sensor 3. Current is sourced from the port. Also, at this time, no current is supplied to the analog amplification circuit 14 associated with the vertical acceleration sensor 4 and the power source of the comparator 15 .
- an analog switch SW1 controlled by the MPU may be arranged as shown in FIG. In this case, after power is applied to the amplifier circuit, the analog switch
- step (hereinafter abbreviated as ST) 1 it asks whether or not it is time to process, and if NO, the process ends. If YES, turn on the power supply of the angle detection sensor 5 (ST2).
- the processing timing is such that angle detection processing is performed, for example, every 250 ms (sampling 4 Hz).
- the output signal of angle detection sensor 5 is input to MPU 16, MPU 16 reads the signal as data D (ST 3), and then shuts off the circuit power supply of angle detection sensor 5. (ST 4). At the time of processing, the power is turned on to the angle detection sensor 5, and after the data D is extracted, the power to the angle detection sensor 5 is turned off, so that the current consumption is reduced and the life of the power supply is extended. can be achieved. In the next S ⁇ 5, it is determined whether or not the first acceleration sensor 3 is used. If so, it is determined whether the read data D is L0w (ST6).
- the MPU 16 determines whether to select the output signal from the horizontal or vertical 1 acceleration sensor based on the data D from the ftK detection sensor 5. Then, the number of steps is counted by the output signal from the selected acceleration sensor. In addition, when the angle detection sensor 5 detects a change in fj degree continuously for a predetermined number of times (4 times), the acceleration sensor to be used is changed. By canceling the signal (noise) of the sensor, erroneous recognition of the angle detection sensor 4 can be prevented (Fig. 14).
- the angle detection sensor 51 includes a case 52 as a moving body. It consists of a ball 53, an infrared light emitting diode 54 and an infrared light emitting transistor 55 that constitute an optical sensor, and a hollow portion 56 as a movement range of the moving body.
- a spherical ball 53 is movably accommodated in a substantially rectangular parallelepiped hollow portion 56 provided substantially in the center of the case 52 .
- the ball 53 moves in a hollow portion 5G surrounded by inner side surfaces 56a, 56b, 56c, 56d as walls, and an upper surface 56e and a lower surface 56f. Since the gap between the upper surface 56e and the lower surface 56f is set to be slightly larger than the diameter of the ball 53, the inner surfaces 56a and 56b mainly , move 5 6 c , 5 6 d .
- the case 52 is made of synthetic resin, and the ball 53 is made of an elastic material such as rubber. By using such materials, the detection accuracy will not be affected even if it is used in places where magnetism exists, but the materials are not limited to these. .
- the inner side surfaces 56a, 56b, 56c, 56d of the case 52 are not limited to flat surfaces, and grooves corresponding to the curved surfaces of the balls 53 may be formed in the longitudinal direction.
- the moving body is not limited to a spherical body such as the ball 53, but may be a cylinder, column, or the like, and the cross section is not limited to a circle, but may be an ellipse.
- ⁇ ⁇ cubic hollow portion 5 6 has openings on two opposite sides. 57 and 58 are provided.
- An infrared emitting diode 54 and an infrared phototransistor 55 are paired in recesses 59 and 60 provided outside the openings 57 and 58, respectively. stored in the opposite direction.
- Leads 54a, 54b and 55a, 55b are led out of case 52 from infrared emitting diode 54 and infrared phototransistor 55, respectively.
- Ball 53, infrared light emitting diode 54, and infrared phototransistor 55 are hermetically installed in case 52, so detection accuracy is affected by the intrusion of ambient light and dust. It never drops.
- angles HI, HI' formed by the inner side surfaces 56a, 56b with respect to the plane m , and the angles /8, Both y3 ' are set to 4 5 degrees.
- FIG. 17 is a diagram showing the circuit configuration of the angle detection sensor 51.
- FIG. A resistor R is connected in series with the light-emitting diode 54 to prevent excessive current flow.
- a resistor R is connected in series to the emitter side of the phototransistor 55 .
- the infrared light emitting diode 54 emits light.
- the collector-emitter of the infrared phototransistor 55 becomes conductive and the current Ic flows through the circuit 63 .
- This current Ic causes the voltage IcR, appearing across the resistor R, to be applied to the output terminal I6— Take out and observe through G4.
- the angle detection sensor 51 has a detection reference plane that is parallel to the B-B section shown in FIG. 15b, and detects inclination from the horizontal direction within this plane. Therefore, the case 52 is attached to the object to be measured so that the detection reference plane of the measurement object and the detection reference plane of the ⁇ degree detection sensor 51 are parallel, and the detection reference plane is approximately vertical. It is necessary to hold the measuring object and the sensor.
- FIG. 18 shows a state in which the angle detection sensor 51 is tilted by a predetermined ft degree within the detection reference plane in a B--B sectional view.
- the tilt angle is about 0 to 30 degrees
- the ball 53 is positioned in the opening 58 and is on the optical axis from the light emitting diode 54 to the phototransistor 55. Therefore, the current I c described above does not flow, and there is no output from the phototransistor 55 .
- the angle of inclination is from about 60 degrees to 90 degrees, the ball 53 is located in the first stationary portion 61 and the ball 53 is not on the optical axis. There is an output from transistor 55.
- Figures 19a to 19d when the output of the phototransistor 55 is generated, the level is High, and when the output is not generated, the level is Low.
- Figure 2 shows the changes in the pulse signal converted by the comparator.
- the output frequency of the H i level signal within a predetermined time varies depending on the tilt angle. That is, the output frequency of the Hi level signal corresponding to a predetermined tilt angle ft degree within a predetermined time period is stored, and the tilt angle is determined by comparing with the output of the phototransistor 55. can be estimated.
- FIG. 20 shows a flowchart showing an angle estimation method by the angle detection sensor according to the present embodiment.
- i is a pulse within a certain period of time
- N and h are values set corresponding to 45 degrees as described above.
- T. is 250 msec and is sampling for 4 sec.
- the number of pulses within a certain period of time is measured, but ft degrees can also be detected by measuring the appearance time of the Hi level or L0w level within a certain period of time.
- FIG. 21 is a block diagram showing a schematic configuration of an angle detection device including an angle detection sensor that performs the above processing.
- An angle detection sensor 51 generates an electrical signal corresponding to the angle.
- the AZD converter 65 converts the signal into a digital signal of 1 bit or more, and this digital signal MPU (microprocessing unit) performs calculation processing to estimate and determine the angle.
- the angle detection sensor It can accurately detect whether the tilt angle of the main body is less than or greater than 45 degrees. Also, when the object to be measured rotates in a certain direction, the ball 53 repeats the above-described motion inside the hollow portion 56, so the number of rotations can be detected.
- the angle formed by the inner surfaces 56a and 56b with respect to the plane m is '
- the angle formed by the inner surfaces 56c and 56d with respect to the plane m2 is / 3 and ⁇ ' are both forces set to 45 degrees. If these angle settings are changed, angles other than 45 degrees as shown in Fig. 20 can be increased to desired angles or more. or less than .
- the angle formed by 56b may be different, and similarly, the angle formed by inner surface 56c and 56d with respect to plane Eim2 may be made different.
- the angle can be estimated and determined. If Nth in the flowchart of FIG. 20 is set for each angle, the same processing procedure enables detection not only for angles near 45 degrees but also for all angles.
- an optical sensor consisting of a light emitting diode 54 and a phototransistor 55 was used as the presence/absence detection means.
- An infrared emitting laser may be used instead of the infrared emitting diode 54, and an infrared photodiode may be used instead of the infrared phototransistor 55.
- the movement range of the ball 53 is a substantially cuboidal space, and the ball 53 hardly moves between the upper surface 56e and the lower surface 56f. was actively exercising.
- this space may be formed axisymmetrically with respect to the optical axis of the optical sensor so as to move three-dimensionally. In this way, all planes including the optical axis can be used as detection reference planes. Of course, it is not limited to being axially symmetrical with respect to space or the optical axis.
- the moving range of the ball 53 which is a moving body
- 56e and the lower surface 56f are not limited to the regulated air space [151] or the one that regulates the movement range of the moving body, and may be supported by an elastic body such as a spring.
- the moving range of the moving body is regulated so that the motion state of the moving body within the moving range changes according to the inclination of the angle detection sensor body, it is possible to detect ft degrees.
- Fig. ⁇ , 22 is a block diagram showing essential parts of the activity monitor and calorie meter, and is basically the same as Fig.2.
- the activity monitor and calorimeter are equipped with an acceleration sensor 71 attached to the human body to detect the main movement, and a signal detected by the acceleration sensor 71.
- the MPU 74 has a function to calculate the amount of J!
- Target exercise amount calculation Functions - a life activity output function that calculates a life activity index from the amount of exercise taken;
- the display unit 75 displays gender, age, amount of exercise, intensity of daily activities, and the like.
- the switch 76 includes a power ON/OFF switch, a selector switch for selecting the type of display, a switch for manipulating gender, age, and the like.
- This cycling amount determining device calculates exercise, daily activity intensity, etc. by various arithmetic functions. For this calculation, the basal metabolic rate is necessary, and there are various methods for obtaining the basal metabolic rate.
- One example is a method using the following formula (1). That is, the basal metabolism ⁇ is
- the daily activity index is calculated as follows.
- Total daily energy consumption A is energy consumed by exercise B ⁇ , basal metabolic rate B, and metabolic rate due to specific dynamic action (0.1 ⁇ A; energy required to decompose and absorb the ingested food) is expressed by the following equation (2) (where is the index of daily activity).
- the calculated index of daily activity X into, for example, four levels according to the intensity of daily activity, it is possible to know the level of exercise.
- the U standard exercise amount is calculated with the above index of daily activity X as a target.
- the daily activity index ⁇ is set to 0.5 as a reasonable value, and the above equation (2) is used.
- the target jf movement ⁇ is
- m 2 3 is a diagram showing an example of a display screen.
- the display screen is divided into an upper 80 and a lower 81.
- the upper 80 displays the amount of cycling (total calories burned, cal) numerically
- the lower 81 displays the past It is displayed in 1 week and 1 week average activity intensity or bag.
- Activity intensity is divided into three levels: I (light), H (moderate), and 1 ⁇ (slightly heavy), with H (moderate) set as the U standard level.
- I light
- H moderate
- 1 ⁇ lightly heavy
- the daily calorie consumption and daily activity intensity of (7P R5]) and the average calorie consumption and average activity intensity of the 7-day PiSJ are displayed.
- an ⁇ -motion memory function In order to record one week's worth of power consumption and activity intensity, for example, an ⁇ -motion memory function should be provided. According to this display form, the trend of exercise for the past week can be seen at a glance.
- FIG. 1 Another form of display is shown in FIG.
- the target consumption capacity suitable for each individual is automatically set and displayed.
- the achievement rate of the 1 standard cost calorie is displayed with a bar graph and a picture.
- the activity monitor displays only the lower half of Fig. 23, and the power monitor displays only the upper part of Fig. 23.
- the pedometer according to the present invention includes There is no need to limit the pedometer to the waist belt, and even if the pedometer is put in the pocket of clothes, pants, or in a bag, the vibration can be detected using the sensor inside the main body. Therefore, it is possible to measure the number of steps in any condition.
Description
Claims
Priority Applications (4)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR1019970703112A KR100287611B1 (ko) | 1995-09-12 | 1996-09-11 | 보수계 |
DE69628407T DE69628407T2 (de) | 1995-09-12 | 1996-09-11 | Pedometer |
US09/398,114 US6254513B1 (en) | 1995-09-12 | 1996-09-11 | Pedometer |
EP96930355A EP0797169B1 (en) | 1995-09-12 | 1996-09-11 | Pedometer |
Applications Claiming Priority (6)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP23370095 | 1995-09-12 | ||
JP7/233700 | 1995-09-12 | ||
JP32691695 | 1995-12-15 | ||
JP7/326916 | 1995-12-15 | ||
JP13099996A JPH09292219A (ja) | 1996-04-26 | 1996-04-26 | 角度検出センサ及び角度検出装置 |
JP8/130999 | 1996-04-26 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO1997010567A1 true WO1997010567A1 (fr) | 1997-03-20 |
Family
ID=27316230
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP1996/002586 WO1997010567A1 (fr) | 1995-09-12 | 1996-09-11 | Podometre |
Country Status (6)
Country | Link |
---|---|
US (1) | US6254513B1 (ja) |
EP (1) | EP0797169B1 (ja) |
KR (1) | KR100287611B1 (ja) |
CN (1) | CN1159569C (ja) |
DE (1) | DE69628407T2 (ja) |
WO (1) | WO1997010567A1 (ja) |
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- 1996-09-11 DE DE69628407T patent/DE69628407T2/de not_active Expired - Fee Related
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Also Published As
Publication number | Publication date |
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CN1159569C (zh) | 2004-07-28 |
EP0797169B1 (en) | 2003-05-28 |
DE69628407T2 (de) | 2004-05-06 |
KR100287611B1 (ko) | 2001-04-16 |
CN1165573A (zh) | 1997-11-19 |
KR970707508A (ko) | 1997-12-01 |
EP0797169A4 (en) | 1999-08-04 |
US6254513B1 (en) | 2001-07-03 |
EP0797169A1 (en) | 1997-09-24 |
DE69628407D1 (en) | 2003-07-03 |
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