FR2566215B1 - DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION - Google Patents

DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION

Info

Publication number
FR2566215B1
FR2566215B1 FR8409584A FR8409584A FR2566215B1 FR 2566215 B1 FR2566215 B1 FR 2566215B1 FR 8409584 A FR8409584 A FR 8409584A FR 8409584 A FR8409584 A FR 8409584A FR 2566215 B1 FR2566215 B1 FR 2566215B1
Authority
FR
France
Prior art keywords
decimal
adapting
keyboard
frequency transmission
telephone station
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
Application number
FR8409584A
Other languages
French (fr)
Other versions
FR2566215A1 (en
Inventor
Jean-Jacques Raynal
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.)
SEMICONDUCTEURS STE GLE
Original Assignee
SEMICONDUCTEURS STE GLE
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 SEMICONDUCTEURS STE GLE filed Critical SEMICONDUCTEURS STE GLE
Priority to FR8409584A priority Critical patent/FR2566215B1/en
Priority to IT48228/85A priority patent/IT1182761B/en
Priority to DE3521928A priority patent/DE3521928C2/en
Priority to GB08515467A priority patent/GB2160745B/en
Publication of FR2566215A1 publication Critical patent/FR2566215A1/en
Application granted granted Critical
Publication of FR2566215B1 publication Critical patent/FR2566215B1/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04M—TELEPHONIC COMMUNICATION
    • H04M1/00—Substation equipment, e.g. for use by subscribers
    • H04M1/26—Devices for calling a subscriber
    • H04M1/30—Devices which can set up and transmit only one digit at a time
FR8409584A 1984-06-19 1984-06-19 DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION Expired FR2566215B1 (en)

Priority Applications (4)

Application Number Priority Date Filing Date Title
FR8409584A FR2566215B1 (en) 1984-06-19 1984-06-19 DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION
IT48228/85A IT1182761B (en) 1984-06-19 1985-06-17 KEYBOARD ADAPTATION DEVICE WITH DECIMAL OR MULTIFREQUENCY EMISSION ON TELEPHONE
DE3521928A DE3521928C2 (en) 1984-06-19 1985-06-19 Keypad selection block for pulse or multifrequency dialing
GB08515467A GB2160745B (en) 1984-06-19 1985-06-19 A device for adaptation of a decimal or multifrequency code dialling keyboard to a conventional telephone set

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8409584A FR2566215B1 (en) 1984-06-19 1984-06-19 DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION

Publications (2)

Publication Number Publication Date
FR2566215A1 FR2566215A1 (en) 1985-12-20
FR2566215B1 true FR2566215B1 (en) 1986-10-10

Family

ID=9305192

Family Applications (1)

Application Number Title Priority Date Filing Date
FR8409584A Expired FR2566215B1 (en) 1984-06-19 1984-06-19 DEVICE FOR ADAPTING A KEYBOARD WITH DECIMAL OR MULTI-FREQUENCY TRANSMISSION ON A TELEPHONE STATION

Country Status (4)

Country Link
DE (1) DE3521928C2 (en)
FR (1) FR2566215B1 (en)
GB (1) GB2160745B (en)
IT (1) IT1182761B (en)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE4321778C2 (en) * 1993-06-30 1996-10-02 Siemens Ag DTMF / IWV circuitry for telephone terminals
DE4415952C2 (en) * 1994-05-05 1996-09-12 Siemens Ag Circuit arrangement for telecommunication devices, in particular two / four wire interfaces of cordless base stations

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1307266A (en) * 1970-07-27 1973-02-14 Modern Telephones Ltd Automatic telephone systems
FR2270738B1 (en) * 1974-02-14 1979-02-09 Merlin Jean Claude
CH620559A5 (en) * 1977-09-12 1980-11-28 Sodeco Compteurs De Geneve
FR2419624A1 (en) * 1978-03-08 1979-10-05 Roche Bernard TELEPHONE STATION WITH KEYPAD WITH AUTOMATIC SWITCHING OF PULSE AND MULTI-FREQUENCY DIALING CODES
US4194098A (en) * 1978-06-12 1980-03-18 Metro-Tel Corp. Lineman's hand test set
FR2520569B1 (en) * 1982-01-27 1986-08-14 Anep ELECTRONIC TELEPHONE KEYBOARD FOR REPLACING A DIAL OF AN EXISTING STATION

Also Published As

Publication number Publication date
GB2160745A (en) 1985-12-24
GB2160745B (en) 1988-05-05
IT8548228A0 (en) 1985-06-17
FR2566215A1 (en) 1985-12-20
GB8515467D0 (en) 1985-07-24
DE3521928A1 (en) 1985-12-19
IT1182761B (en) 1987-10-05
DE3521928C2 (en) 1996-02-15

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