FR2604658B1 - Clavier a balayage matriciel - Google Patents

Clavier a balayage matriciel

Info

Publication number
FR2604658B1
FR2604658B1 FR8613727A FR8613727A FR2604658B1 FR 2604658 B1 FR2604658 B1 FR 2604658B1 FR 8613727 A FR8613727 A FR 8613727A FR 8613727 A FR8613727 A FR 8613727A FR 2604658 B1 FR2604658 B1 FR 2604658B1
Authority
FR
France
Prior art keywords
matrix scan
scan keyboard
keyboard
matrix
scan
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 - Fee Related
Application number
FR8613727A
Other languages
English (en)
Other versions
FR2604658A1 (fr
Inventor
Souloumiac Alain
Marland Andre
Fargette Alain
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.)
Individual
Original Assignee
Individual
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 Individual filed Critical Individual
Priority to FR8613727A priority Critical patent/FR2604658B1/fr
Priority to EP87901503A priority patent/EP0258363B1/fr
Priority to DE19873779837 priority patent/DE3779837D1/de
Priority to AT87901503T priority patent/ATE77518T1/de
Priority to US07/124,846 priority patent/US4980685A/en
Priority to PCT/FR1987/000045 priority patent/WO1987005172A1/fr
Publication of FR2604658A1 publication Critical patent/FR2604658A1/fr
Application granted granted Critical
Publication of FR2604658B1 publication Critical patent/FR2604658B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related 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
    • H03K17/968—Switches controlled by moving an element forming part of the switch using opto-electronic devices
    • H03K17/969—Switches controlled by moving an element forming part of the switch using opto-electronic devices having a plurality of control members, e.g. keyboard
FR8613727A 1986-02-24 1986-10-02 Clavier a balayage matriciel Expired - Fee Related FR2604658B1 (fr)

Priority Applications (6)

Application Number Priority Date Filing Date Title
FR8613727A FR2604658B1 (fr) 1986-10-02 1986-10-02 Clavier a balayage matriciel
EP87901503A EP0258363B1 (fr) 1986-02-24 1987-02-24 Perfectionnements des claviers optiques a balayage
DE19873779837 DE3779837D1 (de) 1986-02-24 1987-02-24 Massnahmen zur verbesserung von optischen tastenfeldern mit abtastung.
AT87901503T ATE77518T1 (de) 1986-02-24 1987-02-24 Massnahmen zur verbesserung von optischen tastenfeldern mit abtastung.
US07/124,846 US4980685A (en) 1986-02-24 1987-02-24 Scanning optical keyboard
PCT/FR1987/000045 WO1987005172A1 (fr) 1986-02-24 1987-02-24 Perfectionnements des claviers optiques a balayage

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8613727A FR2604658B1 (fr) 1986-10-02 1986-10-02 Clavier a balayage matriciel

Publications (2)

Publication Number Publication Date
FR2604658A1 FR2604658A1 (fr) 1988-04-08
FR2604658B1 true FR2604658B1 (fr) 1994-05-20

Family

ID=9339474

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8613727A Expired - Fee Related FR2604658B1 (fr) 1986-02-24 1986-10-02 Clavier a balayage matriciel

Country Status (1)

Country Link
FR (1) FR2604658B1 (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3617627A (en) * 1968-05-03 1971-11-02 Teletype Corp Code converter suitable for use with a keyboard
US3715746A (en) * 1971-03-10 1973-02-06 Omron Tateisi Electronics Co Keyboard input device
GB1418318A (en) * 1972-09-22 1975-12-17 Nat Res Dev Keyboard
JPS5036031A (fr) * 1973-07-18 1975-04-04
DE2618143A1 (de) * 1976-04-26 1977-11-03 Siemens Ag Anordnung in tastaturen von buero-, daten- oder fernschreibmaschinen
US4417824A (en) * 1982-03-29 1983-11-29 International Business Machines Corporation Optical keyboard with common light transmission members

Also Published As

Publication number Publication date
FR2604658A1 (fr) 1988-04-08

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Legal Events

Date Code Title Description
CL Concession to grant licenses
ST Notification of lapse