FR2769782B1 - Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur - Google Patents

Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur

Info

Publication number
FR2769782B1
FR2769782B1 FR9712803A FR9712803A FR2769782B1 FR 2769782 B1 FR2769782 B1 FR 2769782B1 FR 9712803 A FR9712803 A FR 9712803A FR 9712803 A FR9712803 A FR 9712803A FR 2769782 B1 FR2769782 B1 FR 2769782B1
Authority
FR
France
Prior art keywords
fax
managing
central filter
demodulator unit
demodulator
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
FR9712803A
Other languages
English (en)
Other versions
FR2769782A1 (fr
Inventor
Michel Menu
Dominique Cazin
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.)
Sagem SA
Original Assignee
Sagem SA
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 Sagem SA filed Critical Sagem SA
Priority to FR9712803A priority Critical patent/FR2769782B1/fr
Priority to GB9821894A priority patent/GB2331200B/en
Priority to DE1998147173 priority patent/DE19847173A1/de
Publication of FR2769782A1 publication Critical patent/FR2769782A1/fr
Application granted granted Critical
Publication of FR2769782B1 publication Critical patent/FR2769782B1/fr
Anticipated expiration legal-status Critical
Expired - Fee Related legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
    • H04N1/32715—Detecting
    • H04N1/32717—Detecting a calling tone, e.g. CI
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
    • H04N1/32715—Detecting
    • H04N1/32719—Detecting a facsimile calling signal, e.g. CNG
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N1/00—Scanning, transmission or reproduction of documents or the like, e.g. facsimile transmission; Details thereof
    • H04N1/32—Circuits or arrangements for control or supervision between transmitter and receiver or between image input and image output device, e.g. between a still-image camera and its memory or between a still-image camera and a printer device
    • H04N1/327—Initiating, continuing or ending a single-mode communication; Handshaking therefor
    • H04N1/32704—Establishing a communication with one of a facsimile and another telecommunication apparatus sharing a single line
    • H04N1/32715—Detecting
    • H04N1/32726—Detecting signals other than facsimile protocol signals, e.g. DTMF signals
FR9712803A 1997-10-14 1997-10-14 Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur Expired - Fee Related FR2769782B1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
FR9712803A FR2769782B1 (fr) 1997-10-14 1997-10-14 Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur
GB9821894A GB2331200B (en) 1997-10-14 1998-10-08 Method of managing a central fax unit with a filter and a demodulator
DE1998147173 DE19847173A1 (de) 1997-10-14 1998-10-14 Verfahren zur Steuerung einer Zentraleinheit eines Fernkopierers mit Filter und Demodulator

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR9712803A FR2769782B1 (fr) 1997-10-14 1997-10-14 Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur

Publications (2)

Publication Number Publication Date
FR2769782A1 FR2769782A1 (fr) 1999-04-16
FR2769782B1 true FR2769782B1 (fr) 2000-01-07

Family

ID=9512181

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9712803A Expired - Fee Related FR2769782B1 (fr) 1997-10-14 1997-10-14 Procede de gestion d'une unite centrale de telecopieur a filtre et demodulateur

Country Status (3)

Country Link
DE (1) DE19847173A1 (fr)
FR (1) FR2769782B1 (fr)
GB (1) GB2331200B (fr)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5311580A (en) * 1988-07-18 1994-05-10 Canon Kabushiki Kaisha Communication apparatus for providing a modulated analog wave
FR2686207B1 (fr) * 1992-01-14 2001-10-12 Sagem Telecopieur videotex.
JP3247415B2 (ja) * 1992-02-24 2002-01-15 株式会社リコー 通信装置
JP2919685B2 (ja) * 1992-11-02 1999-07-12 シャープ株式会社 信号識別回路
US5490210A (en) * 1993-12-07 1996-02-06 Sasso; Bill J. Programmable telephone interface device
FR2735643A1 (fr) * 1995-06-15 1996-12-20 Canon Research Centre France S Procede et dispositif pour detecter la presence d'un signal periodique dans un ensemble de signaux

Also Published As

Publication number Publication date
DE19847173A1 (de) 1999-04-15
GB2331200A (en) 1999-05-12
GB2331200B (en) 2002-09-18
GB9821894D0 (en) 1998-12-02
FR2769782A1 (fr) 1999-04-16

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Legal Events

Date Code Title Description
CA Change of address
CD Change of name or company name
TP Transmission of property
ST Notification of lapse

Effective date: 20080630