GB2223986A - Improvements in or relating to touch keypad systems - Google Patents

Improvements in or relating to touch keypad systems

Info

Publication number
GB2223986A
GB2223986A GB8915931A GB8915931A GB2223986A GB 2223986 A GB2223986 A GB 2223986A GB 8915931 A GB8915931 A GB 8915931A GB 8915931 A GB8915931 A GB 8915931A GB 2223986 A GB2223986 A GB 2223986A
Authority
GB
United Kingdom
Prior art keywords
relating
touch keypad
keypad systems
systems
display
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.)
Withdrawn
Application number
GB8915931A
Other versions
GB8915931D0 (en
Inventor
Ronald Peter Binstead
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Publication of GB8915931D0 publication Critical patent/GB8915931D0/en
Publication of GB2223986A publication Critical patent/GB2223986A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • 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
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • 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
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
    • G06F3/0443—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means using a single layer of sensing electrodes
    • 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
    • H03K17/962—Capacitive touch switches
    • H03K17/9622—Capacitive 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
    • H03K2017/9602—Touch switches characterised by the type or shape of the sensing electrodes
    • H03K2017/9604—Touch switches characterised by the type or shape of the sensing electrodes characterised by the number of electrodes
    • H03K2017/9606—Touch switches characterised by the type or shape of the sensing electrodes characterised by the number of electrodes using one electrode only per touch switch

Abstract

A display can be controlled through one or more thicknesses of glass and one or more air gaps using a transparent keypad through which the display can be observed. The display may be a TV type or LCD, etc.
GB8915931A 1987-01-15 1989-07-12 Improvements in or relating to touch keypad systems Withdrawn GB2223986A (en)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB878700849A GB8700849D0 (en) 1987-01-15 1987-01-15 Keypads
PCT/GB1988/000021 WO1988005577A1 (en) 1987-01-15 1988-01-14 Improvements in or relating to touch keypad systems

Publications (2)

Publication Number Publication Date
GB8915931D0 GB8915931D0 (en) 1989-09-20
GB2223986A true GB2223986A (en) 1990-04-25

Family

ID=10610712

Family Applications (2)

Application Number Title Priority Date Filing Date
GB878700849A Pending GB8700849D0 (en) 1987-01-15 1987-01-15 Keypads
GB8915931A Withdrawn GB2223986A (en) 1987-01-15 1989-07-12 Improvements in or relating to touch keypad systems

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB878700849A Pending GB8700849D0 (en) 1987-01-15 1987-01-15 Keypads

Country Status (3)

Country Link
AU (1) AU1105388A (en)
GB (2) GB8700849D0 (en)
WO (1) WO1988005577A1 (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5466895A (en) * 1994-01-07 1995-11-14 Microtouch Systems, Inc. Wear resistant improved tablet for a digitizer
US6133906A (en) * 1993-03-15 2000-10-17 Microtouch Systems, Inc. Display-integrated stylus detection system
US7030860B1 (en) 1999-10-08 2006-04-18 Synaptics Incorporated Flexible transparent touch sensing system for electronic devices

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB9000624D0 (en) * 1990-01-11 1990-03-14 Varitronix Ltd Touch sensing device
DE4312672A1 (en) * 1993-04-19 1994-10-20 Ulrich Prof Dr Ing Kuipers Apparatus and method for a contactless mouse-compatible PC pointer input device
US6297811B1 (en) 1999-06-02 2001-10-02 Elo Touchsystems, Inc. Projective capacitive touchscreen
US6492979B1 (en) 1999-09-07 2002-12-10 Elo Touchsystems, Inc. Dual sensor touchscreen utilizing projective-capacitive and force touch sensors
US6504530B1 (en) 1999-09-07 2003-01-07 Elo Touchsystems, Inc. Touch confirming touchscreen utilizing plural touch sensors
US8279194B2 (en) 2009-05-22 2012-10-02 Elo Touch Solutions, Inc. Electrode configurations for projected capacitive touch screen
US8477106B2 (en) 2009-07-29 2013-07-02 Elo Touch Solutions, Inc. System and method for a projected capacitive touchscreen having weight based coordinate determination

Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186392A (en) * 1978-07-28 1980-01-29 Burroughs Corporation Touch panel and operating system
US4205418A (en) * 1978-07-28 1980-06-03 Burroughs Corporation Method of making a curved electrode plate
US4290052A (en) * 1979-10-26 1981-09-15 General Electric Company Capacitive touch entry apparatus having high degree of personal safety
EP0150421A1 (en) * 1983-12-27 1985-08-07 Integrated Touch Arrays, Inc. Capacitance-variation-sensitive touch sensing array system
WO1985003820A1 (en) * 1984-02-16 1985-08-29 Antikidis Jean Pierre Method for scanning a keyboard with capacitive keys and keyboard provided with means for scanning a keyboard according to this method
GB2156993A (en) * 1984-03-31 1985-10-16 Glaverbel Proximity control switches
WO1985004994A1 (en) * 1984-04-17 1985-11-07 Ronald Peter Binstead Touch operated keyboard
US4561002A (en) * 1982-08-30 1985-12-24 General Electric Company Capacitive touch switch arrangement
DE8627673U1 (en) * 1986-10-16 1987-04-09 Av Schaulandt Gmbh, 2000 Hamburg, De

Patent Citations (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4186392A (en) * 1978-07-28 1980-01-29 Burroughs Corporation Touch panel and operating system
US4205418A (en) * 1978-07-28 1980-06-03 Burroughs Corporation Method of making a curved electrode plate
US4290052A (en) * 1979-10-26 1981-09-15 General Electric Company Capacitive touch entry apparatus having high degree of personal safety
US4561002A (en) * 1982-08-30 1985-12-24 General Electric Company Capacitive touch switch arrangement
EP0150421A1 (en) * 1983-12-27 1985-08-07 Integrated Touch Arrays, Inc. Capacitance-variation-sensitive touch sensing array system
WO1985003820A1 (en) * 1984-02-16 1985-08-29 Antikidis Jean Pierre Method for scanning a keyboard with capacitive keys and keyboard provided with means for scanning a keyboard according to this method
GB2156993A (en) * 1984-03-31 1985-10-16 Glaverbel Proximity control switches
WO1985004994A1 (en) * 1984-04-17 1985-11-07 Ronald Peter Binstead Touch operated keyboard
DE8627673U1 (en) * 1986-10-16 1987-04-09 Av Schaulandt Gmbh, 2000 Hamburg, De

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US6133906A (en) * 1993-03-15 2000-10-17 Microtouch Systems, Inc. Display-integrated stylus detection system
US5466895A (en) * 1994-01-07 1995-11-14 Microtouch Systems, Inc. Wear resistant improved tablet for a digitizer
US7030860B1 (en) 1999-10-08 2006-04-18 Synaptics Incorporated Flexible transparent touch sensing system for electronic devices

Also Published As

Publication number Publication date
GB8915931D0 (en) 1989-09-20
WO1988005577A1 (en) 1988-07-28
GB8700849D0 (en) 1987-02-18
AU1105388A (en) 1988-08-10

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)