FR2690591B1 - Receiver for letterbox television signals. - Google Patents

Receiver for letterbox television signals.

Info

Publication number
FR2690591B1
FR2690591B1 FR9304139A FR9304139A FR2690591B1 FR 2690591 B1 FR2690591 B1 FR 2690591B1 FR 9304139 A FR9304139 A FR 9304139A FR 9304139 A FR9304139 A FR 9304139A FR 2690591 B1 FR2690591 B1 FR 2690591B1
Authority
FR
France
Prior art keywords
receiver
television signals
letterbox television
letterbox
signals
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
FR9304139A
Other languages
French (fr)
Other versions
FR2690591A1 (en
Inventor
Teunis Poot
Franciscus Vreeswijk
Marcellinus Annegarn
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.)
Koninklijke Philips NV
Original Assignee
Philips Electronics NV
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 Philips Electronics NV filed Critical Philips Electronics NV
Publication of FR2690591A1 publication Critical patent/FR2690591A1/en
Application granted granted Critical
Publication of FR2690591B1 publication Critical patent/FR2690591B1/en
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
    • H04N7/00—Television systems
    • H04N7/12—Systems in which the television signal is transmitted via one channel or a plurality of parallel channels, the bandwidth of each channel being less than the bandwidth of the television signal
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/01—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level
    • H04N7/0117—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal
    • H04N7/0122—Conversion of standards, e.g. involving analogue television standards or digital television standards processed at pixel level involving conversion of the spatial resolution of the incoming video signal the input and the output signals having different aspect ratios
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/06—Transmission systems characterised by the manner in which the individual colour picture signal components are combined
    • H04N11/12—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only
    • H04N11/14—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system
    • H04N11/16—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system the chrominance signal alternating in phase, e.g. PAL-system
    • H04N11/167—Transmission systems characterised by the manner in which the individual colour picture signal components are combined using simultaneous signals only in which one signal, modulated in phase and amplitude, conveys colour information and a second signal conveys brightness information, e.g. NTSC-system the chrominance signal alternating in phase, e.g. PAL-system a resolution-increasing signal being multiplexed to the PAL-system signal, e.g. PAL-PLUS-system
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/007—Systems with supplementary picture signal insertion during a portion of the active part of a television signal, e.g. during top and bottom lines in a HDTV letter-box system
FR9304139A 1992-04-23 1993-04-07 Receiver for letterbox television signals. Expired - Fee Related FR2690591B1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9208801A GB2254977B (en) 1992-04-23 1992-04-23 Receiver for letterbox television signals

Publications (2)

Publication Number Publication Date
FR2690591A1 FR2690591A1 (en) 1993-10-29
FR2690591B1 true FR2690591B1 (en) 1995-03-03

Family

ID=10714443

Family Applications (1)

Application Number Title Priority Date Filing Date
FR9304139A Expired - Fee Related FR2690591B1 (en) 1992-04-23 1993-04-07 Receiver for letterbox television signals.

Country Status (5)

Country Link
KR (1) KR930022881A (en)
DE (1) DE4312739A1 (en)
FR (1) FR2690591B1 (en)
GB (1) GB2254977B (en)
IT (1) IT1264155B1 (en)

Families Citing this family (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06276491A (en) * 1993-03-18 1994-09-30 Victor Co Of Japan Ltd Video signal processing circuit
EP0647065B1 (en) * 1993-10-02 1998-12-02 Motorola, Inc. Generating vertical deflection signals for television
KR0145472B1 (en) * 1995-07-18 1998-07-15 김광호 Picture transmission of wide screen display system
CN1961574A (en) * 2004-06-01 2007-05-09 皇家飞利浦电子股份有限公司 Harmonic elimination of black non-activated areas in video display devices
WO2007037726A1 (en) 2005-09-28 2007-04-05 Telefonaktiebolaget Lm Ericsson (Publ) Media content management

Family Cites Families (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB2160051A (en) * 1984-04-26 1985-12-11 Philips Electronic Associated Video signal processing arrangement
US5070395A (en) * 1989-03-31 1991-12-03 Victor Company Of Japan, Ltd. Television signal system conversion apparatus
JP2861213B2 (en) * 1990-03-13 1999-02-24 ソニー株式会社 Image display device
GB9012326D0 (en) * 1990-06-01 1990-07-18 Thomson Consumer Electronics Wide screen television

Also Published As

Publication number Publication date
GB9208801D0 (en) 1992-06-10
IT1264155B1 (en) 1996-09-16
FR2690591A1 (en) 1993-10-29
ITMI930777A1 (en) 1994-10-20
ITMI930777A0 (en) 1993-04-20
KR930022881A (en) 1993-11-24
GB2254977B (en) 1996-01-17
GB2254977A (en) 1992-10-21
DE4312739A1 (en) 1993-10-28

Similar Documents

Publication Publication Date Title
DE69022891T2 (en) Device for compensating video signals.
DE68906259D1 (en) DEVICE FOR DISCRETE-COSINUS TRANSFORM-ENCODING DIGITAL VIDEO SIGNALS.
FR2695272B1 (en) Mixer circuit for radio or television signals.
KR0164054B1 (en) Ghost-cancelation reference signal acquisition circuitry, as for tv receiver or video recorder
DE3751025T2 (en) Noise reduction device for video signal.
EP0620681A3 (en) Video signal processing.
EP0604230A3 (en) Image signal reproducing apparatus.
EP0675646A3 (en) Video signal processor.
EP0602817A3 (en) Digital video signal processing apparatus.
AU646777B2 (en) Receiver for television signals
DE69006894D1 (en) Transmission system for digital video signals.
FR2690591B1 (en) Receiver for letterbox television signals.
EP0596398A3 (en) Digital video signal recording apparatus.
GB2302771B (en) Television signal receiver
FR2652473B1 (en) EQUIPMENT FOR RECEIVING VIDEO SIGNALS.
EP0616467A3 (en) Video signal recording apparatus.
EP0595663A3 (en) Noise reduction for video signals.
EP0604199A3 (en) Image signal reproducing apparatus.
EP0667712A3 (en) High definition tv signal receiver.
OA09803A (en) GPS receiver.
FR2692424B1 (en) Video signal filtering device.
EP0674436A3 (en) Circuit arrangement for the demodulation of video signals.
EP0616469A3 (en) Television signal processing system.
TR28020A (en) Auxiliary video receiver unit television receiver.
AU4617293A (en) Extended television signal receiver

Legal Events

Date Code Title Description
TP Transmission of property
CD Change of name or company name
ST Notification of lapse