DK0534852T3 - - Google Patents

Info

Publication number
DK0534852T3
DK0534852T3 DK92402619.8T DK92402619T DK0534852T3 DK 0534852 T3 DK0534852 T3 DK 0534852T3 DK 92402619 T DK92402619 T DK 92402619T DK 0534852 T3 DK0534852 T3 DK 0534852T3
Authority
DK
Denmark
Prior art keywords
frequency
numerical
speech
voice
frames
Prior art date
Application number
DK92402619.8T
Other languages
English (en)
Inventor
Michel Mouly
Original Assignee
Matra Communication
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 Matra Communication filed Critical Matra Communication
Application granted granted Critical
Publication of DK0534852T3 publication Critical patent/DK0534852T3/da

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/453—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling in which m-out-of-n signalling frequencies are transmitted
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04Q—SELECTING
    • H04Q1/00—Details of selecting apparatus or arrangements
    • H04Q1/18—Electrical details
    • H04Q1/30—Signalling arrangements; Manipulation of signalling currents
    • H04Q1/44—Signalling arrangements; Manipulation of signalling currents using alternate current
    • H04Q1/444—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies
    • H04Q1/45—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling
    • H04Q1/457—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals
    • H04Q1/4575—Signalling arrangements; Manipulation of signalling currents using alternate current with voice-band signalling frequencies using multi-frequency signalling with conversion of multifrequency signals into digital signals which are transmitted in digital form
DK92402619.8T 1991-09-27 1992-09-24 DK0534852T3 (da)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9111924A FR2682002B1 (fr) 1991-09-27 1991-09-27 Procede et dispositif de transmission de signaux a frequences vocales.

Publications (1)

Publication Number Publication Date
DK0534852T3 true DK0534852T3 (da) 1997-01-20

Family

ID=9417367

Family Applications (1)

Application Number Title Priority Date Filing Date
DK92402619.8T DK0534852T3 (da) 1991-09-27 1992-09-24

Country Status (7)

Country Link
EP (1) EP0534852B1 (da)
AT (1) ATE145311T1 (da)
DE (1) DE69215183T2 (da)
DK (1) DK0534852T3 (da)
ES (1) ES2093807T3 (da)
FR (1) FR2682002B1 (da)
GR (1) GR3021779T3 (da)

Families Citing this family (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FI100932B (fi) * 1995-04-12 1998-03-13 Nokia Telecommunications Oy Äänitaajuussignaalien lähetys radiopuhelinjärjestelmässä
CA2187832A1 (en) * 1995-12-21 1997-06-22 Jari Hagqvist Dtmf for downlink channel in a cellular/mobile/pcs telephone system

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4837800A (en) * 1988-03-18 1989-06-06 Motorola, Inc. Cellular data telephone system and cellular data telephone therefor

Also Published As

Publication number Publication date
FR2682002B1 (fr) 1993-12-24
DE69215183D1 (de) 1996-12-19
DE69215183T2 (de) 1997-05-15
EP0534852B1 (fr) 1996-11-13
GR3021779T3 (en) 1997-02-28
FR2682002A1 (fr) 1993-04-02
ES2093807T3 (es) 1997-01-01
EP0534852A1 (fr) 1993-03-31
ATE145311T1 (de) 1996-11-15

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