FR2327592A1 - Touche de commande de fonction par effleurement digital - Google Patents

Touche de commande de fonction par effleurement digital

Info

Publication number
FR2327592A1
FR2327592A1 FR7531464A FR7531464A FR2327592A1 FR 2327592 A1 FR2327592 A1 FR 2327592A1 FR 7531464 A FR7531464 A FR 7531464A FR 7531464 A FR7531464 A FR 7531464A FR 2327592 A1 FR2327592 A1 FR 2327592A1
Authority
FR
France
Prior art keywords
finger
receiver
emitter
light beam
controlled electric
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
FR7531464A
Other languages
English (en)
French (fr)
Other versions
FR2327592B3 (OSRAM
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.)
GRANIOU SARL ELECTRONIQUE LOUI
Original Assignee
GRANIOU SARL ELECTRONIQUE LOUI
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 GRANIOU SARL ELECTRONIQUE LOUI filed Critical GRANIOU SARL ELECTRONIQUE LOUI
Priority to FR7531464A priority Critical patent/FR2327592A1/fr
Publication of FR2327592A1 publication Critical patent/FR2327592A1/fr
Application granted granted Critical
Publication of FR2327592B3 publication Critical patent/FR2327592B3/fr
Granted 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
    • H03K17/941—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector
    • H03K17/943—Electronic switching or gating, i.e. not by contact-making and –breaking characterised by the way in which the control signals are generated using an optical detector using a plurality of optical emitters or detectors, e.g. keyboard

Landscapes

  • Switches Operated By Changes In Physical Conditions (AREA)
FR7531464A 1975-10-08 1975-10-08 Touche de commande de fonction par effleurement digital Granted FR2327592A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR7531464A FR2327592A1 (fr) 1975-10-08 1975-10-08 Touche de commande de fonction par effleurement digital

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR7531464A FR2327592A1 (fr) 1975-10-08 1975-10-08 Touche de commande de fonction par effleurement digital

Publications (2)

Publication Number Publication Date
FR2327592A1 true FR2327592A1 (fr) 1977-05-06
FR2327592B3 FR2327592B3 (OSRAM) 1979-06-29

Family

ID=9161188

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7531464A Granted FR2327592A1 (fr) 1975-10-08 1975-10-08 Touche de commande de fonction par effleurement digital

Country Status (1)

Country Link
FR (1) FR2327592A1 (OSRAM)

Also Published As

Publication number Publication date
FR2327592B3 (OSRAM) 1979-06-29

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Legal Events

Date Code Title Description
CN Change in juridical nature