FR2329016A1 - Clavier electronique - Google Patents

Clavier electronique

Info

Publication number
FR2329016A1
FR2329016A1 FR7632304A FR7632304A FR2329016A1 FR 2329016 A1 FR2329016 A1 FR 2329016A1 FR 7632304 A FR7632304 A FR 7632304A FR 7632304 A FR7632304 A FR 7632304A FR 2329016 A1 FR2329016 A1 FR 2329016A1
Authority
FR
France
Prior art keywords
keys
data processing
switching system
key code
span
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.)
Granted
Application number
FR7632304A
Other languages
English (en)
French (fr)
Other versions
FR2329016B1 (enExample
Inventor
John Laurence Melanson
Richard Allen Springer
Jack Duane Grimes
Jack Arthur Gilmore
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.)
Tektronix Inc
Original Assignee
Tektronix Inc
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
Priority claimed from US05/625,611 external-priority patent/US4106011A/en
Application filed by Tektronix Inc filed Critical Tektronix Inc
Priority to FR7632304A priority Critical patent/FR2329016A1/fr
Publication of FR2329016A1 publication Critical patent/FR2329016A1/fr
Application granted granted Critical
Publication of FR2329016B1 publication Critical patent/FR2329016B1/fr
Granted legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
    • H03M11/00—Coding in connection with keyboards or like devices, i.e. coding of the position of operated keys
    • H03M11/003—Phantom keys detection and prevention

Landscapes

  • Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Input From Keyboards Or The Like (AREA)
FR7632304A 1975-10-24 1976-10-21 Clavier electronique Granted FR2329016A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7632304A FR2329016A1 (fr) 1975-10-24 1976-10-21 Clavier electronique

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US05/625,611 US4106011A (en) 1975-10-24 1975-10-24 Keyboard circuit
FR7632304A FR2329016A1 (fr) 1975-10-24 1976-10-21 Clavier electronique

Publications (2)

Publication Number Publication Date
FR2329016A1 true FR2329016A1 (fr) 1977-05-20
FR2329016B1 FR2329016B1 (enExample) 1980-11-21

Family

ID=26219687

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7632304A Granted FR2329016A1 (fr) 1975-10-24 1976-10-21 Clavier electronique

Country Status (1)

Country Link
FR (1) FR2329016A1 (enExample)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463956A1 (fr) * 1979-08-24 1981-02-27 Illinois Tool Works Clavier electrique

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2463956A1 (fr) * 1979-08-24 1981-02-27 Illinois Tool Works Clavier electrique

Also Published As

Publication number Publication date
FR2329016B1 (enExample) 1980-11-21

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Legal Events

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