GB2262859B - Improvements relating to television - Google Patents

Improvements relating to television

Info

Publication number
GB2262859B
GB2262859B GB9225825A GB9225825A GB2262859B GB 2262859 B GB2262859 B GB 2262859B GB 9225825 A GB9225825 A GB 9225825A GB 9225825 A GB9225825 A GB 9225825A GB 2262859 B GB2262859 B GB 2262859B
Authority
GB
United Kingdom
Prior art keywords
television
improvements relating
relating
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
GB9225825A
Other versions
GB2262859A (en
GB9225825D0 (en
Inventor
Michael George Croll
James Edward Easterbrook
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
Application filed by British Broadcasting Corp filed Critical British Broadcasting Corp
Publication of GB9225825D0 publication Critical patent/GB9225825D0/en
Publication of GB2262859A publication Critical patent/GB2262859A/en
Application granted granted Critical
Publication of GB2262859B publication Critical patent/GB2262859B/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
    • 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
GB9225825A 1991-12-10 1992-12-10 Improvements relating to television Expired - Fee Related GB2262859B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB919126225A GB9126225D0 (en) 1991-12-10 1991-12-10 Enhanced composite television

Publications (3)

Publication Number Publication Date
GB9225825D0 GB9225825D0 (en) 1993-02-03
GB2262859A GB2262859A (en) 1993-06-30
GB2262859B true GB2262859B (en) 1995-09-06

Family

ID=10706010

Family Applications (2)

Application Number Title Priority Date Filing Date
GB919126225A Pending GB9126225D0 (en) 1991-12-10 1991-12-10 Enhanced composite television
GB9225825A Expired - Fee Related GB2262859B (en) 1991-12-10 1992-12-10 Improvements relating to television

Family Applications Before (1)

Application Number Title Priority Date Filing Date
GB919126225A Pending GB9126225D0 (en) 1991-12-10 1991-12-10 Enhanced composite television

Country Status (5)

Country Link
EP (1) EP0616748A1 (en)
CN (1) CN1075587A (en)
AU (1) AU3091492A (en)
GB (2) GB9126225D0 (en)
WO (1) WO1993012617A1 (en)

Families Citing this family (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
KR100343671B1 (en) * 1994-12-07 2002-11-27 엘지전자 주식회사 Circuit for correcting helper noise of pal+ tv
KR100317351B1 (en) * 1994-12-07 2002-02-19 구자홍 Dc offset compensation circuit of pal+ tv
KR970701971A (en) * 1995-01-20 1997-04-12 요트.게.아. 롤페즈 Transform coding and decoding of an extended definition video signal
GB2309134A (en) * 1996-01-12 1997-07-16 Concept Dev Ltd Information inclusion in television broadcasting
JPH09298758A (en) * 1996-04-26 1997-11-18 Sony Corp Video signal processing unit and processing method
JPH09298757A (en) * 1996-04-26 1997-11-18 Sony Corp Video signal processing unit and processing method

Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989002689A1 (en) * 1987-09-14 1989-03-23 General Electric Company Compatible television system with companding of auxiliary signal encoding information
GB2242096A (en) * 1989-12-28 1991-09-18 Samsung Electronics Co Ltd Display signal device and method for providing compatibility between NTSC television and HDTV
EP0496353A2 (en) * 1991-01-21 1992-07-29 Nippon Television Network Corporation Multiplexed signal receiving apparatus

Family Cites Families (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3930964A1 (en) * 1989-09-15 1991-03-28 Thomson Brandt Gmbh TELEVISION TRANSMISSION SYSTEM

Patent Citations (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO1989002689A1 (en) * 1987-09-14 1989-03-23 General Electric Company Compatible television system with companding of auxiliary signal encoding information
GB2242096A (en) * 1989-12-28 1991-09-18 Samsung Electronics Co Ltd Display signal device and method for providing compatibility between NTSC television and HDTV
EP0496353A2 (en) * 1991-01-21 1992-07-29 Nippon Television Network Corporation Multiplexed signal receiving apparatus

Also Published As

Publication number Publication date
EP0616748A1 (en) 1994-09-28
CN1075587A (en) 1993-08-25
AU3091492A (en) 1993-07-19
GB2262859A (en) 1993-06-30
GB9126225D0 (en) 1992-02-12
GB9225825D0 (en) 1993-02-03
WO1993012617A1 (en) 1993-06-24

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Legal Events

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

Effective date: 19971210