IT1089037B - Generatore di segnale elettrico sensibile al tocco - Google Patents

Generatore di segnale elettrico sensibile al tocco

Info

Publication number
IT1089037B
IT1089037B IT29973/77A IT2997377A IT1089037B IT 1089037 B IT1089037 B IT 1089037B IT 29973/77 A IT29973/77 A IT 29973/77A IT 2997377 A IT2997377 A IT 2997377A IT 1089037 B IT1089037 B IT 1089037B
Authority
IT
Italy
Prior art keywords
signal generator
electric signal
touch sensitive
sensitive electric
touch
Prior art date
Application number
IT29973/77A
Other languages
English (en)
Original Assignee
Kkf 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 Kkf Corp filed Critical Kkf Corp
Application granted granted Critical
Publication of IT1089037B publication Critical patent/IT1089037B/it

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
    • H03K17/964—Piezoelectric touch switches
    • H03K17/9643—Piezoelectric touch switches using a plurality of detectors, e.g. keyboard
    • H—ELECTRICITY
    • H10—SEMICONDUCTOR DEVICES; ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N—ELECTRIC SOLID-STATE DEVICES NOT OTHERWISE PROVIDED FOR
    • H10N30/00—Piezoelectric or electrostrictive devices
    • H10N30/30—Piezoelectric or electrostrictive devices with mechanical input and electrical output, e.g. functioning as generators or sensors
    • H10N30/302—Sensors
IT29973/77A 1976-12-09 1977-11-24 Generatore di segnale elettrico sensibile al tocco IT1089037B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US74899376A 1976-12-09 1976-12-09

Publications (1)

Publication Number Publication Date
IT1089037B true IT1089037B (it) 1985-06-10

Family

ID=25011772

Family Applications (1)

Application Number Title Priority Date Filing Date
IT29973/77A IT1089037B (it) 1976-12-09 1977-11-24 Generatore di segnale elettrico sensibile al tocco

Country Status (6)

Country Link
JP (1) JPS5372182A (it)
DE (1) DE2749076A1 (it)
FR (1) FR2373883B1 (it)
GB (1) GB1573394A (it)
IT (1) IT1089037B (it)
SE (1) SE436607B (it)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA1249046A (en) * 1982-09-13 1989-01-17 James R. Ligman Solid state keyboard
CH670345A5 (it) * 1986-07-28 1989-05-31 Schenk & Co
US4896069A (en) * 1988-05-27 1990-01-23 Makash - Advanced Piezo Technology Piezoelectric switch
GB9201776D0 (en) * 1992-01-28 1992-03-11 Armitage Shanks Ltd Improvements relating to water supply apparatus
FI933340A7 (fi) * 1993-07-26 1995-01-27 Kone Corp Hissin painonappitaulu
CN105630240B (zh) * 2015-12-23 2018-08-07 广州中国科学院先进技术研究所 一种基于压电材料的多点触摸屏

Family Cites Families (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3648279A (en) * 1970-05-14 1972-03-07 Rca Corp Multielectrode transducer element
US3604958A (en) * 1970-05-14 1971-09-14 U S Research Corp Sensing transducer
CA1026237A (en) * 1973-09-17 1978-02-14 Kureha Kagaku Kogyo Kabushiki Kaisha Key board switch

Also Published As

Publication number Publication date
DE2749076A1 (de) 1978-06-22
SE436607B (sv) 1985-01-07
FR2373883A1 (fr) 1978-07-07
GB1573394A (en) 1980-08-20
SE7712366L (sv) 1978-06-10
JPS5372182A (en) 1978-06-27
FR2373883B1 (fr) 1985-12-06

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