NO843760L - Fremgangsmaate og anordning for koherent demodulasjon av numerisk modulasjonsbaereboelge - Google Patents

Fremgangsmaate og anordning for koherent demodulasjon av numerisk modulasjonsbaereboelge

Info

Publication number
NO843760L
NO843760L NO843760A NO843760A NO843760L NO 843760 L NO843760 L NO 843760L NO 843760 A NO843760 A NO 843760A NO 843760 A NO843760 A NO 843760A NO 843760 L NO843760 L NO 843760L
Authority
NO
Norway
Prior art keywords
houses
procedure
coherent demodulation
numerical modulation
modulation
Prior art date
Application number
NO843760A
Other languages
English (en)
Other versions
NO164949B (no
NO164949C (no
Inventor
Jacques Veillard
Original Assignee
Jacques Veillard
Telediffusion Fse
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 Jacques Veillard, Telediffusion Fse filed Critical Jacques Veillard
Publication of NO843760L publication Critical patent/NO843760L/no
Publication of NO164949B publication Critical patent/NO164949B/no
Publication of NO164949C publication Critical patent/NO164949C/no

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/08—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division
    • H04N7/084—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only
    • H04N7/085—Systems for the simultaneous or sequential transmission of more than one television signal, e.g. additional information signals, the signals occupying wholly or partially the same frequency band, e.g. by time division with signal insertion during the horizontal blanking interval only the inserted signal being digital
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L27/00—Modulated-carrier systems
    • H04L27/18—Phase-modulated carrier systems, i.e. using phase-shift keying
    • H04L27/22—Demodulator circuits; Receiver circuits
    • H04L27/227—Demodulator circuits; Receiver circuits using coherent demodulation
    • H04L27/2275—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals
    • H04L27/2276—Demodulator circuits; Receiver circuits using coherent demodulation wherein the carrier recovery circuit uses the received modulated signals using frequency multiplication or harmonic tracking
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/04—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier
    • H04N7/045—Systems for the transmission of one television signal, i.e. both picture and sound, by a single carrier the carrier being frequency modulated

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Digital Transmission Methods That Use Modulated Carrier Waves (AREA)
  • Radio Relay Systems (AREA)
NO843760A 1983-09-21 1984-09-20 Fremgangsmaate og anordning for koherent demodulasjon av en digitalt modulert baereboelge samt anvendelsen av fremgangsmaaten for gjenvinning av baereboelgen innenfor et satelittkringkastingssignal. NO164949C (no)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR8315019A FR2552282B1 (fr) 1983-09-21 1983-09-21 Procede et dispositif de demodulation coherente de porteuse a modulation numerique

Publications (3)

Publication Number Publication Date
NO843760L true NO843760L (no) 1985-03-22
NO164949B NO164949B (no) 1990-08-20
NO164949C NO164949C (no) 1990-11-28

Family

ID=9292411

Family Applications (1)

Application Number Title Priority Date Filing Date
NO843760A NO164949C (no) 1983-09-21 1984-09-20 Fremgangsmaate og anordning for koherent demodulasjon av en digitalt modulert baereboelge samt anvendelsen av fremgangsmaaten for gjenvinning av baereboelgen innenfor et satelittkringkastingssignal.

Country Status (9)

Country Link
US (1) US4585998A (no)
EP (1) EP0140753B1 (no)
CA (1) CA1227546A (no)
DE (1) DE3469663D1 (no)
DK (1) DK448884A (no)
ES (1) ES8606964A1 (no)
FR (1) FR2552282B1 (no)
NO (1) NO164949C (no)
PT (1) PT79252B (no)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6211347A (ja) * 1985-07-09 1987-01-20 Nec Home Electronics Ltd ４相ｐｓｋ復調装置
US4821097A (en) * 1987-03-05 1989-04-11 General Instrument Corporation Apparatus and method for providing digital audio on the sound carrier of a standard television signal
US4906875A (en) * 1988-05-09 1990-03-06 Hewlett-Packard Company Digital integtrating mixer
US4987386A (en) * 1989-10-03 1991-01-22 Communications Satellite Corporation Coherent phase and frequency recovery method and circuit
JP3060521B2 (ja) * 1990-10-25 2000-07-10 日本電気株式会社 復調回路
CA2291118C (en) * 1997-06-13 2008-02-12 Kabushiki Kaisha Kenwood Clock regeneration circuit
US5852636A (en) * 1997-08-08 1998-12-22 Serge Mathieu Method of and apparatus for modulation of FSK carrier in a very narrow band
JP3930180B2 (ja) * 1999-01-21 2007-06-13 富士通株式会社 デジタル信号復調回路及び方法
FR2824205B1 (fr) * 2001-04-27 2004-11-05 Thomson Csf Procede de multiplication de frequence dans un equipement de radiocommunication
US7929649B2 (en) * 2004-06-30 2011-04-19 Stmicroelectronics, Inc. Analog/digital carrier differentiation in digital cable receivers

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3525945A (en) * 1968-08-14 1970-08-25 Communications Satellite Corp System for reconstituting a carrier reference signal using a switchable phase lock loop
NL7016628A (no) * 1970-11-13 1972-05-16
JPS53136949A (en) * 1977-05-06 1978-11-29 Mitsubishi Electric Corp N-phase psk carrier reproducing circuit
CA1115789A (en) * 1977-05-12 1982-01-05 Richard P. Scott Phase shift keyed systems
JPS55132164A (en) * 1979-03-30 1980-10-14 Nec Corp Carrier regenerating circuit for psk demodulator
FR2459594A1 (fr) * 1979-06-15 1981-01-09 Telediffusion Fse Systeme de television a multiplexage de signaux d'image et/ou de donnees et de signaux numeriques de son

Also Published As

Publication number Publication date
PT79252A (fr) 1984-10-01
FR2552282A1 (fr) 1985-03-22
FR2552282B1 (fr) 1990-07-13
DK448884D0 (da) 1984-09-20
EP0140753B1 (fr) 1988-03-02
US4585998A (en) 1986-04-29
DE3469663D1 (en) 1988-04-07
ES8606964A1 (es) 1986-05-16
CA1227546A (en) 1987-09-29
PT79252B (fr) 1986-08-22
ES536449A0 (es) 1986-05-16
EP0140753A1 (fr) 1985-05-08
NO164949B (no) 1990-08-20
NO164949C (no) 1990-11-28
DK448884A (da) 1985-03-22

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