FR1511850A - Electrical circuit - Google Patents

Electrical circuit

Info

Publication number
FR1511850A
FR1511850A FR06008334A FR06008334A FR1511850A FR 1511850 A FR1511850 A FR 1511850A FR 06008334 A FR06008334 A FR 06008334A FR 06008334 A FR06008334 A FR 06008334A FR 1511850 A FR1511850 A FR 1511850A
Authority
FR
France
Prior art keywords
electrical circuit
electrical
circuit
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
FR06008334A
Other languages
French (fr)
Inventor
Daniel Matthew Taub
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.)
International Business Machines Corp
Original Assignee
International Business Machines 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 International Business Machines Corp filed Critical International Business Machines Corp
Application granted granted Critical
Publication of FR1511850A publication Critical patent/FR1511850A/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
    • H03K17/965—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
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03K—PULSE TECHNIQUE
    • H03K17/00—Electronic switching or gating, i.e. not by contact-making and –breaking
    • H03K17/51—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used
    • H03K17/52—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the components used by the use, as active elements, of gas-filled tubes
    • 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
FR06008334A 1966-02-12 1967-01-31 Electrical circuit Expired FR1511850A (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB631566A GB1134704A (en) 1966-02-12 1966-02-12 A circuit for a touch keyboard

Publications (1)

Publication Number Publication Date
FR1511850A true FR1511850A (en) 1968-02-02

Family

ID=9812267

Family Applications (1)

Application Number Title Priority Date Filing Date
FR06008334A Expired FR1511850A (en) 1966-02-12 1967-01-31 Electrical circuit

Country Status (4)

Country Link
JP (1) JPS4424651B1 (en)
DE (1) DE1588325C3 (en)
FR (1) FR1511850A (en)
GB (1) GB1134704A (en)

Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4237421A (en) * 1978-10-19 1980-12-02 General Electric Company Single-electrode capacitance touchpad sensor systems

Also Published As

Publication number Publication date
DE1588325C3 (en) 1975-01-09
DE1588325B2 (en) 1974-05-30
JPS4424651B1 (en) 1969-10-18
GB1134704A (en) 1968-11-27
DE1588325A1 (en) 1970-09-17

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