FR2402984B1 - Circuit pour la regeneration dans un recepteur de fac-simile de l'onde porteuse d'un signal a suppression d'onde porteuse module en amplitude - Google Patents

Circuit pour la regeneration dans un recepteur de fac-simile de l'onde porteuse d'un signal a suppression d'onde porteuse module en amplitude

Info

Publication number
FR2402984B1
FR2402984B1 FR7825995A FR7825995A FR2402984B1 FR 2402984 B1 FR2402984 B1 FR 2402984B1 FR 7825995 A FR7825995 A FR 7825995A FR 7825995 A FR7825995 A FR 7825995A FR 2402984 B1 FR2402984 B1 FR 2402984B1
Authority
FR
France
Prior art keywords
carrier wave
regeneration
circuit
amplitude modulated
facsimile receiver
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
FR7825995A
Other languages
English (en)
Other versions
FR2402984A1 (fr
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.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
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 Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of FR2402984A1 publication Critical patent/FR2402984A1/fr
Application granted granted Critical
Publication of FR2402984B1 publication Critical patent/FR2402984B1/fr
Expired 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
    • H04N1/00095—Systems or arrangements for the transmission of the picture signal

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Facsimile Transmission Control (AREA)
  • Facsimile Image Signal Circuits (AREA)
FR7825995A 1977-09-12 1978-09-11 Circuit pour la regeneration dans un recepteur de fac-simile de l'onde porteuse d'un signal a suppression d'onde porteuse module en amplitude Expired FR2402984B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US05/832,222 US4130839A (en) 1977-09-12 1977-09-12 Circuitry for a facsimile receiver for regeneration of carrier for an amplitude modulated suppressed carrier signal

Publications (2)

Publication Number Publication Date
FR2402984A1 FR2402984A1 (fr) 1979-04-06
FR2402984B1 true FR2402984B1 (fr) 1985-06-14

Family

ID=25261030

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7825995A Expired FR2402984B1 (fr) 1977-09-12 1978-09-11 Circuit pour la regeneration dans un recepteur de fac-simile de l'onde porteuse d'un signal a suppression d'onde porteuse module en amplitude

Country Status (5)

Country Link
US (1) US4130839A (fr)
JP (1) JPS5451313A (fr)
DE (1) DE2839827A1 (fr)
FR (1) FR2402984B1 (fr)
GB (1) GB2004146B (fr)

Families Citing this family (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS55149569A (en) * 1979-05-11 1980-11-20 Jujo Eng Kk Control signal transmission method in facsimile
US4268867A (en) * 1979-06-29 1981-05-19 Xerox Corporation Pixel clock for scanner
JPS57115076A (en) * 1981-01-09 1982-07-17 Fuji Xerox Co Ltd Synchronous detection type carrier regenerating circuit of medium velocity facsimile
US6636120B2 (en) * 2000-11-24 2003-10-21 Texas Instruments Incorporated Decimated digital phase-locked loop for high-speed implementation

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3673322A (en) * 1970-05-28 1972-06-27 Shintron Co Inc Facsimile transmission system
JPS4951809A (fr) * 1972-09-19 1974-05-20

Also Published As

Publication number Publication date
US4130839A (en) 1978-12-19
FR2402984A1 (fr) 1979-04-06
DE2839827A1 (de) 1979-03-22
GB2004146B (en) 1982-01-27
GB2004146A (en) 1979-03-21
JPS5451313A (en) 1979-04-23

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Legal Events

Date Code Title Description
ST Notification of lapse