DE3380041D1 - Single plane optical membrane switch and keyboard - Google Patents

Single plane optical membrane switch and keyboard

Info

Publication number
DE3380041D1
DE3380041D1 DE8383301445T DE3380041T DE3380041D1 DE 3380041 D1 DE3380041 D1 DE 3380041D1 DE 8383301445 T DE8383301445 T DE 8383301445T DE 3380041 T DE3380041 T DE 3380041T DE 3380041 D1 DE3380041 D1 DE 3380041D1
Authority
DE
Germany
Prior art keywords
keyboard
single plane
membrane switch
optical membrane
plane optical
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired
Application number
DE8383301445T
Other languages
English (en)
Inventor
Richard I Ely
Carl E Mosier
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Unisys Corp
Original Assignee
Unisys Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Unisys Corp filed Critical Unisys Corp
Application granted granted Critical
Publication of DE3380041D1 publication Critical patent/DE3380041D1/de
Expired legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/351—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements
    • G02B6/3522—Optical coupling means having switching means involving stationary waveguides with moving interposed optical elements the optical element enabling or impairing total internal reflection
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3536—Optical coupling means having switching means involving evanescent coupling variation, e.g. by a moving element such as a membrane which changes the effective refractive index
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/9627—Optical touch switches
    • H03K17/9629—Optical touch switches using a plurality of detectors, e.g. keyboard
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/9627—Optical touch switches
    • H03K17/9631—Optical touch switches using a light source as part of the switch
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/96—Touch switches
    • H03K17/9627—Optical touch switches
    • H03K17/9638—Optical touch switches using a light guide
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/94—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated
    • H03K17/965—Switches controlled by moving an element forming part of the switch
    • H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
    • H03K17/969—Switches controlled by moving an element forming part of the switch using opto-electronic devices having a plurality of control members, e.g. keyboard
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
    • G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
    • G02B6/355—1x2 switch, i.e. one input and a selectable single output of two possible outputs
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/354—Switching arrangements, i.e. number of input/output ports and interconnection types
    • G02B6/3544—2D constellations, i.e. with switching elements and switched beams located in a plane
    • G02B6/3548—1xN switch, i.e. one input and a selectable single output of N possible outputs
    • G02B6/3552—1x1 switch, e.g. on/off switch
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3564—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details
    • G02B6/3568—Mechanical details of the actuation mechanism associated with the moving element or mounting mechanism details characterised by the actuating force
    • G02B6/3574—Mechanical force, e.g. pressure variations
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B6/00—Light guides; Structural details of arrangements comprising light guides and other optical elements, e.g. couplings
    • G02B6/24—Coupling light guides
    • G02B6/26—Optical coupling means
    • G02B6/35—Optical coupling means having switching means
    • G02B6/3596—With planar waveguide arrangement, i.e. in a substrate, regardless if actuating mechanism is outside the substrate

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Push-Button Switches (AREA)
  • Switches Operated By Changes In Physical Conditions (AREA)
DE8383301445T 1982-03-16 1983-03-16 Single plane optical membrane switch and keyboard Expired DE3380041D1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/358,822 US4480182A (en) 1982-03-16 1982-03-16 Single plane optical membrane switch and keyboard

Publications (1)

Publication Number Publication Date
DE3380041D1 true DE3380041D1 (en) 1989-07-13

Family

ID=23411187

Family Applications (1)

Application Number Title Priority Date Filing Date
DE8383301445T Expired DE3380041D1 (en) 1982-03-16 1983-03-16 Single plane optical membrane switch and keyboard

Country Status (6)

Country Link
US (1) US4480182A (de)
EP (1) EP0089237B1 (de)
JP (1) JPH0617961B2 (de)
CA (1) CA1209386A (de)
DE (1) DE3380041D1 (de)
WO (1) WO1983003312A1 (de)

Families Citing this family (35)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL8301298A (nl) * 1983-04-14 1984-11-01 Philips Nv Positieopnemer.
US4712854A (en) * 1983-07-11 1987-12-15 Omron Tateisi Electronics Co. Optical waveguide and method of making the same
US4617461A (en) * 1984-04-25 1986-10-14 Burroughs Corporation Fluorescent optical switch and keyboard apparatus
GB2170923A (en) * 1985-02-07 1986-08-13 Tektronix Inc Optical waveguide structures and their fabrication
CH667538A5 (de) * 1985-10-09 1988-10-14 Schenk & Co Tastatur zur schaltung von lichtsignalen.
US4747653A (en) * 1986-03-14 1988-05-31 Northern Telecom Limited Crossover arrangement for optical conductors
US4733068A (en) * 1986-04-07 1988-03-22 Rockwell International Corporation Crossed fiber optic tactile sensor
FR2597683B1 (fr) * 1986-04-22 1992-07-31 Battarel Claude Clavier a interrruption de rayonnement.
ES2003778A6 (es) * 1987-01-23 1988-11-16 Jaeger Iberica Dispositivo para interrumpir o atenuar la senal luminosa que se propaga a traves de una guia optica
GB8728907D0 (en) * 1987-12-10 1988-01-27 Oxley Dev Co Ltd Fibre optic switching system
DE3822513A1 (de) * 1988-07-04 1990-01-11 Bodenseewerk Geraetetech Schalter zum schalten optischer signale
GB9119092D0 (en) * 1991-09-06 1991-10-23 Sarnoff David Res Center Optomechanical keyboard
US5650608A (en) * 1991-12-05 1997-07-22 Tv Interactive Data Corporation Method and apparatus for generating ratiometric control signals
US5430261A (en) * 1994-01-18 1995-07-04 Eaton Corporation Switch assembly including sequential switch rocker/lever operating mechanism
US5818037A (en) * 1996-04-09 1998-10-06 Tv Interactive Data Corporation Controller using a flexible element to vary light transferred to a photosensitive element
FI982344A (fi) * 1998-10-28 2000-04-29 Nokia Mobile Phones Ltd Tilaa säästävä matkaviestilaite
US6741189B1 (en) * 1999-10-06 2004-05-25 Microsoft Corporation Keypad having optical waveguides
US6522800B2 (en) * 2000-12-21 2003-02-18 Bernardo F. Lucero Microstructure switches
GB2409515A (en) * 2003-12-24 2005-06-29 Nokia Corp Analogue navigation device utilising differing refractive indices
DE102005021008B4 (de) * 2004-05-04 2011-06-16 Leoni Ag Optischer Schalter oder Taster
DE102004052932B4 (de) * 2004-10-29 2007-09-20 Klawonn, Joachim, Dipl.-Ing.(FH) Sensorfeld
US20090128495A1 (en) * 2007-11-20 2009-05-21 Microsoft Corporation Optical input device
KR101607508B1 (ko) * 2010-01-08 2016-03-31 삼성디스플레이 주식회사 터치 모듈, 이를 갖는 표시 장치 및 터치 모듈의 터치 위치 검출 방법
US20130194237A1 (en) * 2012-01-26 2013-08-01 Electronics And Telecommunications Research Institute Pressure sensor and apparatus for sensing pressure and touch screen including the same
WO2013115770A1 (en) * 2012-01-30 2013-08-08 Empire Technology Development Llc Systems, materials, and methods for a mechanical stress activated interface using piezo-optical components
US20140139467A1 (en) * 2012-11-21 2014-05-22 Princeton Optronics Inc. VCSEL Sourced Touch Screen Sensor Systems
US9696494B2 (en) 2014-01-17 2017-07-04 Empire Technology Development Llc Aligning guide using pressure-sensitive index change elastomer
US9746622B2 (en) 2014-04-24 2017-08-29 Empire Technology Development Llc Optical coupling with a rewritable photorefractive polymer layer
WO2017144675A1 (en) 2016-02-26 2017-08-31 Technische Universiteit Eindhoven Optical waveguide system for 2-dimensional location sensing
TWI665698B (zh) * 2018-07-25 2019-07-11 群光電子股份有限公司 光學薄膜開關裝置
CN110764192B (zh) * 2018-07-26 2021-03-30 群光电子股份有限公司 光学薄膜开关装置
US11199660B2 (en) * 2018-11-20 2021-12-14 University Of Louisville Research Foundation, Inc. Soft optics with mechanically tunable refractive index
CN111312547B (zh) * 2019-06-18 2023-08-04 光宝电子(广州)有限公司 按键模块、应用其的键盘及电子装置
CN110427114A (zh) * 2019-08-01 2019-11-08 京东方科技集团股份有限公司 输入设备以及电子终端组件
EP4220109A1 (de) 2022-02-01 2023-08-02 Luxisens Technologies B.V. Faseroptisches drucksensorarray oder -gitter zur orts-, vibrations- und/oder bewegungsmessung und matratze damit

Family Cites Families (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3519116A (en) * 1968-05-16 1970-07-07 Imagination Designs Eng & Sale Optical keyboard control means with series and parallel light circuits
US3526775A (en) * 1968-12-10 1970-09-01 Int Standard Electric Corp Contactless touch switch responsive to interruptions of indirect light
US3558213A (en) * 1969-04-25 1971-01-26 Bell Telephone Labor Inc Optical frequency filters using disc cavity
US3648050A (en) * 1970-08-06 1972-03-07 Tuh Kai Koo Optoelectronic data entry means having plurality of control means to direct part of radiation in channel from radiation source to output channel
US3673327A (en) * 1970-11-02 1972-06-27 Atomic Energy Commission Touch actuable data input panel assembly
US3787837A (en) * 1971-04-19 1974-01-22 Cogar Corp Modular optical apparatus
JPS5323207A (en) * 1976-08-16 1978-03-03 Hitachi Ltd Telephone subscriber's circuit
JPS5346748A (en) * 1976-10-09 1978-04-26 Ritsuo Hasumi Variable light attenuator
US4116531A (en) * 1977-04-01 1978-09-26 International Standard Electric Corporation Fiber optic switch arrangement
US4254333A (en) * 1978-05-31 1981-03-03 Bergstroem Arne Optoelectronic circuit element
JPS5559402A (en) * 1978-10-30 1980-05-02 Kokusai Denshin Denwa Co Ltd <Kdd> Photo switch
JPS5648603A (en) * 1979-09-28 1981-05-01 Fujitsu Ltd Photoswitch
JPS581101A (ja) * 1981-06-26 1983-01-06 Stanley Electric Co Ltd 光学スイツチおよび光学スイツチによるマトリツクス回路装置

Also Published As

Publication number Publication date
US4480182A (en) 1984-10-30
JPH0617961B2 (ja) 1994-03-09
WO1983003312A1 (en) 1983-09-29
JPS59500390A (ja) 1984-03-08
CA1209386A (en) 1986-08-12
EP0089237A2 (de) 1983-09-21
EP0089237B1 (de) 1989-06-07
EP0089237A3 (en) 1986-07-30

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8339 Ceased/non-payment of the annual fee