IT1192301B - Disposizione circuitale per una tastiera per l'immissione di dati - Google Patents

Disposizione circuitale per una tastiera per l'immissione di dati

Info

Publication number
IT1192301B
IT1192301B IT30861/78A IT3086178A IT1192301B IT 1192301 B IT1192301 B IT 1192301B IT 30861/78 A IT30861/78 A IT 30861/78A IT 3086178 A IT3086178 A IT 3086178A IT 1192301 B IT1192301 B IT 1192301B
Authority
IT
Italy
Prior art keywords
circuitive
keyboard
arrangement
entering data
entering
Prior art date
Application number
IT30861/78A
Other languages
English (en)
Other versions
IT7830861A0 (it
Original Assignee
Itt
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 Itt filed Critical Itt
Publication of IT7830861A0 publication Critical patent/IT7830861A0/it
Application granted granted Critical
Publication of IT1192301B publication Critical patent/IT1192301B/it

Links

Classifications

    • HELECTRICITY
    • H03ELECTRONIC CIRCUITRY
    • H03MCODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/22Static coding

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
  • Selective Calling Equipment (AREA)
IT30861/78A 1977-12-17 1978-12-15 Disposizione circuitale per una tastiera per l'immissione di dati IT1192301B (it)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
DE2756327A DE2756327C2 (de) 1977-12-17 1977-12-17 Schaltung sanordnung für eine Eingabetastatur

Publications (2)

Publication Number Publication Date
IT7830861A0 IT7830861A0 (it) 1978-12-15
IT1192301B true IT1192301B (it) 1988-03-31

Family

ID=6026400

Family Applications (1)

Application Number Title Priority Date Filing Date
IT30861/78A IT1192301B (it) 1977-12-17 1978-12-15 Disposizione circuitale per una tastiera per l'immissione di dati

Country Status (6)

Country Link
US (1) US4251805A (it)
JP (1) JPS5487118A (it)
DE (1) DE2756327C2 (it)
FR (1) FR2412118B1 (it)
GB (1) GB2010556B (it)
IT (1) IT1192301B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4318087A (en) * 1980-09-08 1982-03-02 Rca Corporation Switch closure sensing circuit
US6014092A (en) 1987-10-14 2000-01-11 Universal Electronics Inc. Key mover
US4959810A (en) * 1987-10-14 1990-09-25 Universal Electronics, Inc. Universal remote control device
US5515052A (en) * 1987-10-14 1996-05-07 Universal Electronics Inc. Universal remote control with function synthesis
IL93444A (en) * 1989-04-27 1994-05-30 Motorola Inc Method and unit for communication with communication systems with different operating modes
CN1751504B (zh) * 2003-02-14 2010-05-26 汤姆森许可贸易公司 电视接收机中用于自动检测与其连接的键盘的类型的装置
US7054205B2 (en) * 2003-10-28 2006-05-30 Agilent Technologies, Inc. Circuit and method for determining integrated circuit propagation delay
CN111628781B (zh) * 2020-06-17 2023-07-14 玉林师范学院 一种基于rs232串口通信的矩阵键盘

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3456077A (en) * 1965-09-22 1969-07-15 Navigation Computer Corp High speed electronic keyboard assembly
JPS5019374Y1 (it) * 1970-11-25 1975-06-12
JPS5217377B1 (it) * 1971-02-04 1977-05-14
IT980896B (it) * 1973-04-24 1974-10-10 Olivetti & Co Spa Perfezionamenti alle calcolatri ci elettroniche
JPS5187917A (it) * 1975-01-31 1976-07-31 Hitachi Ltd
JPS5221729A (en) * 1975-08-11 1977-02-18 Sharp Corp Key input device
JPS5936755B2 (ja) * 1976-07-02 1984-09-05 株式会社河合楽器製作所 キ−アサイナ

Also Published As

Publication number Publication date
DE2756327C2 (de) 1979-11-15
US4251805A (en) 1981-02-17
FR2412118B1 (fr) 1986-05-30
DE2756327B1 (de) 1979-03-29
JPS5487118A (en) 1979-07-11
IT7830861A0 (it) 1978-12-15
FR2412118A1 (fr) 1979-07-13
GB2010556B (en) 1982-01-20
JPS6242286B2 (it) 1987-09-08
GB2010556A (en) 1979-06-27

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