FR2441975A1 - Recepteur de television - Google Patents

Recepteur de television

Info

Publication number
FR2441975A1
FR2441975A1 FR7927842A FR7927842A FR2441975A1 FR 2441975 A1 FR2441975 A1 FR 2441975A1 FR 7927842 A FR7927842 A FR 7927842A FR 7927842 A FR7927842 A FR 7927842A FR 2441975 A1 FR2441975 A1 FR 2441975A1
Authority
FR
France
Prior art keywords
television receiver
frequency signal
phase
video frequency
phase comparator
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.)
Granted
Application number
FR7927842A
Other languages
English (en)
Other versions
FR2441975B1 (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.)
Sony Corp
Original Assignee
Sony Corp
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 Sony Corp filed Critical Sony Corp
Publication of FR2441975A1 publication Critical patent/FR2441975A1/fr
Application granted granted Critical
Publication of FR2441975B1 publication Critical patent/FR2441975B1/fr
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/44—Receiver circuitry for the reception of television signals according to analogue transmission standards
    • H04N5/60—Receiver circuitry for the reception of television signals according to analogue transmission standards for the sound signals
    • H04N5/62—Intercarrier circuits, i.e. heterodyning sound and vision carriers

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Stabilization Of Oscillater, Synchronisation, Frequency Synthesizers (AREA)
  • Television Receiver Circuits (AREA)
  • Processing Of Color Television Signals (AREA)
  • Superheterodyne Receivers (AREA)

Abstract

A.RECEPTEUR DE TELEVISION. B.RECEPTEUR CARACTERISE EN CE QU'IL COMPORTE UN COMPARATEUR DE PHASE RECEVANT LE SIGNAL DE FREQUENCE INTERMEDIAIRE VIDEO ET UN SIGNAL OBTENU PAR DEPHASAGE DU SIGNAL DE FREQUENCE INTERMEDIAIRE VIDEO SENSIBLEMENT DE P2 ET POUR COMPARER LA PHASE DES DEUX SIGNAUX AINSI QU'UN MOYEN DONNANT UN SIGNAL DE FREQUENCE INTERMEDIAIRE SON, DU SIGNAL DE SORTIE DE COMPARAISON DE PHASE FOURNI PAR LE COMPARATEUR DE PHASE.
FR7927842A 1978-11-10 1979-11-12 Recepteur de television Expired FR2441975B1 (fr)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP13857578A JPS5564477A (en) 1978-11-10 1978-11-10 Television receiver

Publications (2)

Publication Number Publication Date
FR2441975A1 true FR2441975A1 (fr) 1980-06-13
FR2441975B1 FR2441975B1 (fr) 1986-05-16

Family

ID=15225326

Family Applications (1)

Application Number Title Priority Date Filing Date
FR7927842A Expired FR2441975B1 (fr) 1978-11-10 1979-11-12 Recepteur de television

Country Status (8)

Country Link
US (1) US4322751A (fr)
JP (1) JPS5564477A (fr)
AU (1) AU533038B2 (fr)
CA (1) CA1130917A (fr)
DE (1) DE2945563A1 (fr)
FR (1) FR2441975B1 (fr)
GB (1) GB2035730B (fr)
NL (1) NL7908141A (fr)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518341A1 (fr) * 1981-12-16 1983-06-17 Sony Corp Recepteur de television a detecteur de son a interporteuse

Families Citing this family (18)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5619278A (en) * 1979-07-26 1981-02-23 Matsushita Electric Ind Co Ltd Video intermediate frequency amplifier
GB2079552B (en) * 1980-07-02 1984-02-01 Philips Electronic Associated Double phase lock loop
US4461035A (en) * 1981-05-22 1984-07-17 Matsushita Electric Industrial Co., Ltd. Television synchronous receiver
US4486782A (en) * 1982-06-07 1984-12-04 Zenith Electronics Corporation Frequency stabilization of a VCO FM modulator
GB2126812B (en) * 1982-08-30 1986-05-08 Rca Corp Television sound detection system using a phase-locked loop
JPS60139029A (ja) * 1983-12-27 1985-07-23 Pioneer Electronic Corp ランダムノイズ検出方法
DE3411791A1 (de) * 1984-03-30 1985-10-10 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung zum gewinnen der tonsignale aus einem fernsehsignalgemisch
JPS6182586A (ja) * 1984-09-29 1986-04-26 Toshiba Corp 同期検波回路
US4601060A (en) * 1984-10-24 1986-07-15 Rca Corporation Automatic digital fine tuning system
US4633316A (en) * 1984-11-14 1986-12-30 Zenith Electronics Corporation Stable low cost 4.5 MHz remodulator
US5019910A (en) * 1987-01-29 1991-05-28 Norsat International Inc. Apparatus for adapting computer for satellite communications
JP2884572B2 (ja) * 1988-05-30 1999-04-19 三菱電機株式会社 映像中間周波信号処理回路
US5177613A (en) * 1990-02-26 1993-01-05 Thomson Consumer Electronics, Inc. Quasi-parallel if with shared saw filter
JP2912791B2 (ja) * 1993-06-01 1999-06-28 松下電器産業株式会社 高周波受信装置
US6046781A (en) * 1997-01-07 2000-04-04 Samsung Electronics Co., Ltd. Automatic fine tuning of TV receiver for receiving both digital and analog TV signals
EP0957635B1 (fr) * 1998-05-15 2009-10-07 Nxp B.V. Circuit de filtrage
JP3558876B2 (ja) * 1998-06-11 2004-08-25 アルプス電気株式会社 テレビジョンチューナ
JP2003319288A (ja) * 2002-04-22 2003-11-07 Sharp Corp 音声復調回路

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812895A1 (de) * 1977-03-26 1978-10-05 Sanyo Electric Co Bild-/intercarrier-ton-detektorschaltung fuer einen fernsehempfaenger

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3697685A (en) * 1970-04-13 1972-10-10 Motorola Inc Synchronous am detector
GB1477675A (en) * 1973-09-08 1977-06-22 Sony Corp Radio receivers with a phase locked loop as a demodulator
JPS5945273B2 (ja) * 1976-09-16 1984-11-05 ソニー株式会社 テレビジヨン受像機
JPS5810027B2 (ja) * 1977-03-26 1983-02-23 三洋電機株式会社 インタ−キャリア音声信号発生方法
US4091421A (en) * 1977-04-28 1978-05-23 Zenith Radio Corporation Television AFC system having complementary sound and picture carrier control effects
US4163259A (en) * 1977-12-14 1979-07-31 Zenith Radio Corporation Windowed tuning system with synchronous detector

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE2812895A1 (de) * 1977-03-26 1978-10-05 Sanyo Electric Co Bild-/intercarrier-ton-detektorschaltung fuer einen fernsehempfaenger

Non-Patent Citations (1)

* Cited by examiner, † Cited by third party
Title
EXBK/73 *

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2518341A1 (fr) * 1981-12-16 1983-06-17 Sony Corp Recepteur de television a detecteur de son a interporteuse

Also Published As

Publication number Publication date
CA1130917A (fr) 1982-08-31
AU533038B2 (en) 1983-10-27
GB2035730B (en) 1983-04-13
NL7908141A (nl) 1980-05-13
JPS5564477A (en) 1980-05-15
DE2945563A1 (de) 1980-05-22
AU5242279A (en) 1980-05-15
FR2441975B1 (fr) 1986-05-16
GB2035730A (en) 1980-06-18
US4322751A (en) 1982-03-30
DE2945563C2 (fr) 1989-07-13

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