[go: up one dir, main page]

GB1534270A - Colour television - Google Patents

Colour television

Info

Publication number
GB1534270A
GB1534270A GB1145078A GB1145078A GB1534270A GB 1534270 A GB1534270 A GB 1534270A GB 1145078 A GB1145078 A GB 1145078A GB 1145078 A GB1145078 A GB 1145078A GB 1534270 A GB1534270 A GB 1534270A
Authority
GB
United Kingdom
Prior art keywords
colour television
dec
signal
heading
generation
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
Application number
GB1145078A
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.)
British Broadcasting Corp
Original Assignee
British Broadcasting 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
Priority claimed from GB56049/74A external-priority patent/GB1534268A/en
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB1145078A priority Critical patent/GB1534270A/en
Publication of GB1534270A publication Critical patent/GB1534270A/en
Expired legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N11/00—Colour television systems
    • H04N11/04—Colour television systems using pulse code modulation
    • H04N11/042—Codec means
    • H04N11/048—Sub-Nyquist sampling

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Color Television Systems (AREA)

Abstract

1534270 Colour television BRITISH BROADCASTING CORP 19 Dec 1975 [30 Dec 1974] 11450/78 Divided out of 1534268 Heading H4F The subject matter of this Specification is identical with that described in Specification 1,534,268, but the claims are directed towards the generation of an encoded PAL signal from a luminance signal and a composite chrominance signal comprising U + V and U - V on alternate lines.
GB1145078A 1974-12-30 1975-12-19 Colour television Expired GB1534270A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB1145078A GB1534270A (en) 1974-12-30 1975-12-19 Colour television

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB56049/74A GB1534268A (en) 1974-12-30 1974-12-30 Colour television
GB1145078A GB1534270A (en) 1974-12-30 1975-12-19 Colour television

Publications (1)

Publication Number Publication Date
GB1534270A true GB1534270A (en) 1978-11-29

Family

ID=26248296

Family Applications (1)

Application Number Title Priority Date Filing Date
GB1145078A Expired GB1534270A (en) 1974-12-30 1975-12-19 Colour television

Country Status (1)

Country Link
GB (1) GB1534270A (en)

Cited By (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548501A1 (en) * 1983-06-15 1985-01-04 Victor Company Of Japan APPARATUS FOR RECORDING AND REPRODUCING NARROWBAND VIDEO SIGNALS
EP0475788A2 (en) * 1990-09-14 1992-03-18 British Broadcasting Corporation Video signal transmission
WO1992010068A1 (en) * 1990-11-22 1992-06-11 British Broadcasting Corporation Television systems
US5434627A (en) * 1991-01-24 1995-07-18 British Broadcasting Corporation Codec for weston clean pal television system
US5561463A (en) * 1992-04-27 1996-10-01 British Broadcasting Corporation Video signal coding using sub-band coding and phase-segregated coding techniques

Cited By (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2548501A1 (en) * 1983-06-15 1985-01-04 Victor Company Of Japan APPARATUS FOR RECORDING AND REPRODUCING NARROWBAND VIDEO SIGNALS
EP0475788A2 (en) * 1990-09-14 1992-03-18 British Broadcasting Corporation Video signal transmission
EP0475788A3 (en) * 1990-09-14 1992-06-10 British Broadcasting Corporation Video signal transmission
WO1992010068A1 (en) * 1990-11-22 1992-06-11 British Broadcasting Corporation Television systems
US5426465A (en) * 1990-11-22 1995-06-20 British Broadcasting Corporation Television systems
US5434627A (en) * 1991-01-24 1995-07-18 British Broadcasting Corporation Codec for weston clean pal television system
US5561463A (en) * 1992-04-27 1996-10-01 British Broadcasting Corporation Video signal coding using sub-band coding and phase-segregated coding techniques

Similar Documents

Publication Publication Date Title
AU508283B2 (en) Colour television chroma keying signal generator
GB1388902A (en) Facsimile receivers
GB1532111A (en) Video effects generator
GB1525635A (en) Television cameras
GB1534270A (en) Colour television
GB1360858A (en) Signal processing arrangement for a colour television camera
GB1231942A (en)
EP0352964A3 (en) Improvements in television signals
GB1534269A (en) Colour television
GB1503612A (en) Arrangements for keying video signals
ES456227A1 (en) SECAM identification circuit
GB1117725A (en) Demodulating circuit for waves frequency modulated by signals of the video type
EP0361565A3 (en) High-definition television with frequency multiplexing
GB1453589A (en) Colour television encoder
CA1013849A (en) Circuit arrangement for generating a pal subcarrier signal coupled with the line frequency of a colour television signal
GB1490170A (en) Automatic gain control circuit
IE35587L (en) Colour tv decoder
ES2024952A6 (en) Chrominance encoding for a widescreen television system
JPS5319715A (en) Becgh
GB1231944A (en)
GB1333885A (en) Hue selection in colour television
IE34887B1 (en) Color television receiver
JPS5679592A (en) Transmission method of color video signal
ES8500697A1 (en) System for processing colour television signals, particularly of the SECAM type.
GB1457107A (en) Signal processing

Legal Events

Date Code Title Description
PS Patent sealed
PCNP Patent ceased through non-payment of renewal fee