GB1288925A - - Google Patents

Info

Publication number
GB1288925A
GB1288925A GB5602969A GB1288925DA GB1288925A GB 1288925 A GB1288925 A GB 1288925A GB 5602969 A GB5602969 A GB 5602969A GB 1288925D A GB1288925D A GB 1288925DA GB 1288925 A GB1288925 A GB 1288925A
Authority
GB
United Kingdom
Prior art keywords
contact
touch
output
signal
outputs
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
GB5602969A
Other languages
English (en)
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 filed Critical
Publication of GB1288925A publication Critical patent/GB1288925A/en
Expired legal-status Critical Current

Links

Classifications

    • 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
    • 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
    • H03K17/975—Switches controlled by moving an element forming part of the switch using a capacitive movable element
    • H03K17/98—Switches controlled by moving an element forming part of the switch using a capacitive movable element having a plurality of control members, e.g. keyboard

Landscapes

  • Electronic Switches (AREA)
GB5602969A 1969-11-15 1969-11-15 Expired GB1288925A (forum.php)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB5602969 1969-11-15

Publications (1)

Publication Number Publication Date
GB1288925A true GB1288925A (forum.php) 1972-09-13

Family

ID=10475557

Family Applications (1)

Application Number Title Priority Date Filing Date
GB5602969A Expired GB1288925A (forum.php) 1969-11-15 1969-11-15

Country Status (1)

Country Link
GB (1) GB1288925A (forum.php)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2402721A1 (de) * 1973-01-22 1974-08-15 Hitachi Ltd Naeherungsdetektor
GB2154349A (en) * 1984-02-15 1985-09-04 Hewlett Packard Co Touchscreen apparatus
GB2309107A (en) * 1996-01-15 1997-07-16 Lg Electronics Inc An analog keyboard for a video display appliance

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2402721A1 (de) * 1973-01-22 1974-08-15 Hitachi Ltd Naeherungsdetektor
GB2154349A (en) * 1984-02-15 1985-09-04 Hewlett Packard Co Touchscreen apparatus
GB2309107A (en) * 1996-01-15 1997-07-16 Lg Electronics Inc An analog keyboard for a video display appliance
US5933101A (en) * 1996-01-15 1999-08-03 Lg Electronics, Inc. Analog keyboard of a video display appliance
GB2309107B (en) * 1996-01-15 2000-03-08 Lg Electronics Inc An analog keyboard for a video display appliance

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Legal Events

Date Code Title Description
PS Patent sealed
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
PE20 Patent expired after termination of 20 years