FR2503495B1 - - Google Patents

Info

Publication number
FR2503495B1
FR2503495B1 FR8106758A FR8106758A FR2503495B1 FR 2503495 B1 FR2503495 B1 FR 2503495B1 FR 8106758 A FR8106758 A FR 8106758A FR 8106758 A FR8106758 A FR 8106758A FR 2503495 B1 FR2503495 B1 FR 2503495B1
Authority
FR
France
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
FR8106758A
Other languages
French (fr)
Other versions
FR2503495A1 (fr
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.)
Commissariat a lEnergie Atomique et aux Energies Alternatives CEA
Original Assignee
Commissariat a lEnergie Atomique CEA
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 Commissariat a lEnergie Atomique CEA filed Critical Commissariat a lEnergie Atomique CEA
Priority to FR8106758A priority Critical patent/FR2503495A1/fr
Priority to US06/362,290 priority patent/US4543564A/en
Priority to EP82400554A priority patent/EP0062572B1/fr
Priority to DE8282400554T priority patent/DE3273873D1/de
Publication of FR2503495A1 publication Critical patent/FR2503495A1/fr
Application granted granted Critical
Publication of FR2503495B1 publication Critical patent/FR2503495B1/fr
Granted 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
    • H03K17/9622—Capacitive touch switches using a plurality of detectors, e.g. keyboard
FR8106758A 1981-04-03 1981-04-03 Dispositif d'elimination des parasites recus dans un clavier capacitif et procede de mise en oeuvre de ce dispositif Granted FR2503495A1 (fr)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8106758A FR2503495A1 (fr) 1981-04-03 1981-04-03 Dispositif d'elimination des parasites recus dans un clavier capacitif et procede de mise en oeuvre de ce dispositif
US06/362,290 US4543564A (en) 1981-04-03 1982-03-26 Interference suppression apparatus for a capacitive keyboard
EP82400554A EP0062572B1 (fr) 1981-04-03 1982-03-26 Clavier capacitif à structure antiparasite
DE8282400554T DE3273873D1 (en) 1981-04-03 1982-03-26 Capacitive keyboard with anti-parasite structure

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8106758A FR2503495A1 (fr) 1981-04-03 1981-04-03 Dispositif d'elimination des parasites recus dans un clavier capacitif et procede de mise en oeuvre de ce dispositif

Publications (2)

Publication Number Publication Date
FR2503495A1 FR2503495A1 (fr) 1982-10-08
FR2503495B1 true FR2503495B1 (en:Method) 1985-03-22

Family

ID=9256995

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8106758A Granted FR2503495A1 (fr) 1981-04-03 1981-04-03 Dispositif d'elimination des parasites recus dans un clavier capacitif et procede de mise en oeuvre de ce dispositif

Country Status (1)

Country Link
FR (1) FR2503495A1 (en:Method)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB8424023D0 (en) * 1984-09-22 1984-10-31 Nobbs M J Switch
CN115033116B (zh) * 2022-08-10 2023-07-25 荣耀终端有限公司 一种键盘、显示系统及显示设备的控制方法

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2333260A1 (de) * 1972-07-07 1974-01-24 Redac Software Ltd Elektrische schaltungsanordnung zum erfassen der arbeitsweise einer elektrischen schalteranordnung
US3815127A (en) * 1973-03-20 1974-06-04 Control Data Corp Data entry device
US4225807A (en) * 1977-07-13 1980-09-30 Sharp Kabushiki Kaisha Readout scheme of a matrix type thin-film EL display panel
US4145748A (en) * 1977-12-23 1979-03-20 General Electric Company Self-optimizing touch pad sensor circuit

Also Published As

Publication number Publication date
FR2503495A1 (fr) 1982-10-08

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Legal Events

Date Code Title Description
ST Notification of lapse