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GB8720368D0 - Video transmission system - Google Patents

Video transmission system

Info

Publication number
GB8720368D0
GB8720368D0 GB878720368A GB8720368A GB8720368D0 GB 8720368 D0 GB8720368 D0 GB 8720368D0 GB 878720368 A GB878720368 A GB 878720368A GB 8720368 A GB8720368 A GB 8720368A GB 8720368 D0 GB8720368 D0 GB 8720368D0
Authority
GB
United Kingdom
Prior art keywords
transmission system
video transmission
video
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.)
Granted
Application number
GB878720368A
Other versions
GB2195216B (en
GB2195216A (en
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 GB868621111A external-priority patent/GB8621111D0/en
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Priority to GB8720368A priority Critical patent/GB2195216B/en
Publication of GB8720368D0 publication Critical patent/GB8720368D0/en
Publication of GB2195216A publication Critical patent/GB2195216A/en
Application granted granted Critical
Publication of GB2195216B publication Critical patent/GB2195216B/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
    • H04N7/122—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 involving expansion and subsequent compression of a signal segment, e.g. a frame, a line
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/015—High-definition television systems
    • H04N7/0152—High-definition television systems using spatial or temporal subsampling
    • H04N7/0155—High-definition television systems using spatial or temporal subsampling using pixel blocks

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Systems (AREA)
GB8720368A 1986-09-01 1987-08-28 Video transmission system Expired - Fee Related GB2195216B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB8720368A GB2195216B (en) 1986-09-01 1987-08-28 Video transmission system

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
GB868621111A GB8621111D0 (en) 1986-09-01 1986-09-01 Video transmission system
GB8720368A GB2195216B (en) 1986-09-01 1987-08-28 Video transmission system

Publications (3)

Publication Number Publication Date
GB8720368D0 true GB8720368D0 (en) 1987-10-07
GB2195216A GB2195216A (en) 1988-03-30
GB2195216B GB2195216B (en) 1990-11-21

Family

ID=26291238

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8720368A Expired - Fee Related GB2195216B (en) 1986-09-01 1987-08-28 Video transmission system

Country Status (1)

Country Link
GB (1) GB2195216B (en)

Families Citing this family (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
FR2630875B1 (en) * 1988-04-29 1994-08-05 Labo Electronique Physique IMAGE TRANSMISSION SYSTEM USING A RELATIVELY NARROW BANDPASS TRANSMISSION CHANNEL
DE68922578T2 (en) * 1988-11-08 1996-01-11 Philips Electronics Nv Encoding, decoding and transmission system for television pictures.
FR2638928A1 (en) * 1988-11-08 1990-05-11 Labo Electronique Physique Devices for coding and decoding television pictures, television picture transmission system incorporating such devices, and transmission and reception stages of such a system
FR2644027A1 (en) * 1989-03-03 1990-09-07 Labo Electronique Physique Device for coding and decoding television pictures, television picture transmission system incorporating such devices, and transmission and reception stages of such a system
US4985768A (en) * 1989-01-20 1991-01-15 Victor Company Of Japan, Ltd. Inter-frame predictive encoding system with encoded and transmitted prediction error
EP0392576B1 (en) * 1989-04-12 1995-02-22 Koninklijke Philips Electronics N.V. Picture signal interpolation circuit
JPH03252287A (en) * 1990-02-28 1991-11-11 Victor Co Of Japan Ltd Moving picture compressor

Also Published As

Publication number Publication date
GB2195216B (en) 1990-11-21
GB2195216A (en) 1988-03-30

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Legal Events

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

Effective date: 19990828