IT1230317B - Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo. - Google Patents

Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo.

Info

Publication number
IT1230317B
IT1230317B IT8921136A IT2113689A IT1230317B IT 1230317 B IT1230317 B IT 1230317B IT 8921136 A IT8921136 A IT 8921136A IT 2113689 A IT2113689 A IT 2113689A IT 1230317 B IT1230317 B IT 1230317B
Authority
IT
Italy
Prior art keywords
demodulation
circuit device
device operating
operating according
television signals
Prior art date
Application number
IT8921136A
Other languages
English (en)
Other versions
IT8921136A0 (it
Inventor
Maurizio Zuffada
Fabrizio Sacchi
Gianfranco Vai
Giorgio Betti
Silvano Gornati
Original Assignee
Sgs Thomson Microelectronics
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 Sgs Thomson Microelectronics filed Critical Sgs Thomson Microelectronics
Priority to IT8921136A priority Critical patent/IT1230317B/it
Publication of IT8921136A0 publication Critical patent/IT8921136A0/it
Priority to DE90112095T priority patent/DE69004751T2/de
Priority to EP90112095A priority patent/EP0407802B1/en
Priority to US07/549,610 priority patent/US5095363A/en
Priority to JP2180713A priority patent/JPH03163974A/ja
Application granted granted Critical
Publication of IT1230317B publication Critical patent/IT1230317B/it

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
    • H04N5/46—Receiver circuitry for the reception of television signals according to analogue transmission standards for receiving on more than one standard at will

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Amplitude Modulation (AREA)
  • Television Receiver Circuits (AREA)
  • Color Television Systems (AREA)
IT8921136A 1989-07-10 1989-07-10 Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo. IT1230317B (it)

Priority Applications (5)

Application Number Priority Date Filing Date Title
IT8921136A IT1230317B (it) 1989-07-10 1989-07-10 Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo.
DE90112095T DE69004751T2 (de) 1989-07-10 1990-06-26 Verfahren und Schaltungsanordnung zur Demodulation von Mehrnormen-Fernsehsignalen.
EP90112095A EP0407802B1 (en) 1989-07-10 1990-06-26 Method and circuit device for demodulating multi-standard TV signals
US07/549,610 US5095363A (en) 1989-07-10 1990-07-09 Method of demodulating multi-standard tv signals and a circuit device for implementing the method
JP2180713A JPH03163974A (ja) 1989-07-10 1990-07-10 多種基準ｔｖ信号群を復調する方法及びこの方法を実行するための回路装置

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
IT8921136A IT1230317B (it) 1989-07-10 1989-07-10 Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo.

Publications (2)

Publication Number Publication Date
IT8921136A0 IT8921136A0 (it) 1989-07-10
IT1230317B true IT1230317B (it) 1991-10-18

Family

ID=11177281

Family Applications (1)

Application Number Title Priority Date Filing Date
IT8921136A IT1230317B (it) 1989-07-10 1989-07-10 Metodo di demodulazione di segnali televisi multistandard e dispositivo circuitale operante secondo tale metodo.

Country Status (5)

Country Link
US (1) US5095363A (it)
EP (1) EP0407802B1 (it)
JP (1) JPH03163974A (it)
DE (1) DE69004751T2 (it)
IT (1) IT1230317B (it)

Families Citing this family (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
NL9000130A (nl) * 1990-01-19 1990-05-01 Philips Nv Videosysteem.
JPH04299610A (ja) * 1991-03-27 1992-10-22 Rohm Co Ltd フィルタ装置
US5111160A (en) * 1991-04-30 1992-05-05 The Grass Valley Group Clock generation circuit for multistandard serial digital video with automatic format identification
US5157495A (en) * 1991-12-20 1992-10-20 Eastman Kodak Company Multi-mode video standard selection circuit and selection method
DE4317220A1 (de) * 1993-05-24 1994-12-01 Thomson Brandt Gmbh Schaltung zur Tonnorm-Erkennung in einem Fernsehempfänger
JPH07235874A (ja) * 1994-02-24 1995-09-05 Sony Corp 発振器、それを用いたシンセサイザチューナ回路及びａｍ同期検波回路
KR950026613A (ko) * 1994-03-08 1995-10-16 강석봉 곡면 철판 용접용 지그(jig)장치
DE19504566A1 (de) * 1995-02-11 1996-08-14 Philips Patentverwaltung Multistandard-Fernsehempfänger

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3657661A (en) * 1970-06-16 1972-04-18 Itt Fm demodulator system
JPS58104578A (ja) * 1981-12-16 1983-06-22 Sony Corp テレビジヨン受像機の音声回路
US4542346A (en) * 1982-12-07 1985-09-17 The United States Of America As Represented By The United States Department Of Energy Wide-range lock-in amplifier
DE3346981A1 (de) * 1983-12-24 1985-07-04 Telefunken Fernseh Und Rundfunk Gmbh, 3000 Hannover Ton-zf-verstaerker fuer einen mehrnormen-fernsprechempfaenger
JPH07121095B2 (ja) * 1986-07-02 1995-12-20 ソニー株式会社 音声中間周波信号検波装置

Also Published As

Publication number Publication date
IT8921136A0 (it) 1989-07-10
DE69004751D1 (de) 1994-01-05
JPH03163974A (ja) 1991-07-15
DE69004751T2 (de) 1994-03-17
EP0407802A1 (en) 1991-01-16
EP0407802B1 (en) 1993-11-24
US5095363A (en) 1992-03-10

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Legal Events

Date Code Title Description
TA Fee payment date (situation as of event date), data collected since 19931001

Effective date: 19970730