DE69819382D1 - Übertragungseinrichtung für Videosignale - Google Patents

Übertragungseinrichtung für Videosignale

Info

Publication number
DE69819382D1
DE69819382D1 DE69819382T DE69819382T DE69819382D1 DE 69819382 D1 DE69819382 D1 DE 69819382D1 DE 69819382 T DE69819382 T DE 69819382T DE 69819382 T DE69819382 T DE 69819382T DE 69819382 D1 DE69819382 D1 DE 69819382D1
Authority
DE
Germany
Prior art keywords
transmission device
video signals
video
signals
transmission
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
DE69819382T
Other languages
English (en)
Other versions
DE69819382T2 (de
Inventor
Akihiro Tatsuta
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.)
Panasonic Corp
Original Assignee
Matsushita Electric Industrial Co Ltd
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 Matsushita Electric Industrial Co Ltd filed Critical Matsushita Electric Industrial Co Ltd
Application granted granted Critical
Publication of DE69819382D1 publication Critical patent/DE69819382D1/de
Publication of DE69819382T2 publication Critical patent/DE69819382T2/de
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
    • H04N5/00—Details of television systems
    • H04N5/38—Transmitter circuitry for the transmission of television signals according to analogue transmission standards
    • H04N5/40—Modulation circuits
    • H—ELECTRICITY
    • H03—ELECTRONIC CIRCUITRY
    • H03C—MODULATION
    • H03C1/00—Amplitude modulation
    • H03C1/52—Modulators in which carrier or one sideband is wholly or partially suppressed
    • H03C1/60—Modulators in which carrier or one sideband is wholly or partially suppressed with one sideband wholly or partially suppressed

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Transmitters (AREA)
  • Amplitude Modulation (AREA)
DE69819382T 1997-02-05 1998-02-03 Übertragungseinrichtung für Videosignale Expired - Fee Related DE69819382T2 (de)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
JP9022698A JPH10224150A (ja) 1997-02-05 1997-02-05 映像信号送出装置
JP2269897 1997-02-05

Publications (2)

Publication Number Publication Date
DE69819382D1 true DE69819382D1 (de) 2003-12-11
DE69819382T2 DE69819382T2 (de) 2004-04-15

Family

ID=12090098

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69819382T Expired - Fee Related DE69819382T2 (de) 1997-02-05 1998-02-03 Übertragungseinrichtung für Videosignale

Country Status (4)

Country Link
US (1) US6411342B1 (de)
EP (1) EP0858156B1 (de)
JP (1) JPH10224150A (de)
DE (1) DE69819382T2 (de)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CA2280161C (en) * 1998-02-06 2004-10-19 Zenith Electronics Corporation Vsb encoder and rf modulator for digital television receiver
JP2001044873A (ja) * 1999-07-29 2001-02-16 Alps Electric Co Ltd 二重周波数変換器
US7184724B1 (en) * 2000-04-18 2007-02-27 Microtune (Texas), L.P. System and method for frequency translation using an image reject mixer
JP2003230057A (ja) * 2002-02-06 2003-08-15 Alps Electric Co Ltd テレビジョン信号送信機
US8184210B2 (en) * 2006-08-22 2012-05-22 STMicroelectronics International Digital Radio Frequency (RF) Modulator

Family Cites Families (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US2593395A (en) * 1950-03-17 1952-04-15 Rca Corp High-frequency amplitude modulated transmitter
GB1061907A (en) 1962-11-30 1967-03-15 Emi Ltd Improvements relating to vestigial sideband transmitters
US4564858A (en) * 1981-03-31 1986-01-14 Harris Corporation Television SAW/VSB filter incorporating receiver equalizer
US4434440A (en) * 1981-11-24 1984-02-28 Rca Corporation FM/TV Transmission system
FR2520565B1 (fr) 1982-01-26 1986-04-11 Thomson Csf Dispositif de modulation, pour chaine de modulation de type a bande laterale unique
US4504861A (en) * 1982-02-18 1985-03-12 Emcee A Division Of Electronics, Missiles & Communications, Inc. Portable TV transmitter
US4475242A (en) * 1982-11-10 1984-10-02 Marc Rafal Microwave communications system
DE3330163A1 (de) * 1983-08-20 1985-03-07 ANT Nachrichtentechnik GmbH, 7150 Backnang Uebertragungssystem fuer tv-signale in richtfunkstrecken
DE3525492C1 (de) * 1985-07-17 1986-11-06 Philips Patentverwaltung Gmbh, 2000 Hamburg Schaltungsanordnung fuer ein Farbbildaufzeichnungs- und Wiedergabegeraet oder einen Farbfernsehempfaenger
JPS6354883A (ja) 1986-08-25 1988-03-09 Dx Antenna Co Ltd ヘッドエンド用変調装置
JPH02202726A (ja) 1989-01-31 1990-08-10 Nippon Tsushinki Kk テレビ放送用励振器
DE4004631A1 (de) * 1990-02-15 1991-08-22 Philips Patentverwaltung Fernsehempfangsteil
GB2254744B (en) * 1991-04-11 1994-12-21 Marconi Gec Ltd Vestigial sideband modulator
KR930008433B1 (ko) 1991-05-15 1993-08-31 금성일렉트론 주식회사 듀얼 위상동기 루프의 락 검출장치
US5172231A (en) * 1991-07-16 1992-12-15 Electronics Missiles & Communications, Inc. S-band video signal transmitter
AU6814694A (en) * 1993-06-03 1995-01-03 Target Technologies, Inc. Videoconferencing system
CA2144596A1 (en) * 1994-04-05 1995-10-06 Richard Prodan Modulator/demodulator using baseband filtering
US5909253A (en) * 1997-12-09 1999-06-01 Sarnoff Corporation Reducing video crosstalk in a data carrier located within a vestigial sideband of a standard television signal
US5886752A (en) * 1997-12-22 1999-03-23 Rockwell International Spurious free wideband phase and frequency modulator using a direct digital synthesis alias frequency band

Also Published As

Publication number Publication date
EP0858156A1 (de) 1998-08-12
DE69819382T2 (de) 2004-04-15
US6411342B1 (en) 2002-06-25
JPH10224150A (ja) 1998-08-21
EP0858156B1 (de) 2003-11-05

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Legal Events

Date Code Title Description
8364 No opposition during term of opposition
8328 Change in the person/name/address of the agent

Representative=s name: JUNG, SCHIRDEWAHN, GRUENBERG, SCHNEIDER PATENTANWAELTE

8328 Change in the person/name/address of the agent

Representative=s name: ADVOTEC. PATENT- UND RECHTSANWAELTE, 80538 MUENCHE

8327 Change in the person/name/address of the patent owner

Owner name: PANASONIC CORP., KADOMA, OSAKA, JP

8339 Ceased/non-payment of the annual fee