GB9624002D0 - Method and apparatus to decode an input signal - Google Patents

Method and apparatus to decode an input signal

Info

Publication number
GB9624002D0
GB9624002D0 GBGB9624002.3A GB9624002A GB9624002D0 GB 9624002 D0 GB9624002 D0 GB 9624002D0 GB 9624002 A GB9624002 A GB 9624002A GB 9624002 D0 GB9624002 D0 GB 9624002D0
Authority
GB
United Kingdom
Prior art keywords
decode
input signal
input
signal
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.)
Withdrawn
Application number
GBGB9624002.3A
Other versions
GB2319683A (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.)
Digi Media Vision Ltd
Original Assignee
Digi Media Vision 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 Digi Media Vision Ltd filed Critical Digi Media Vision Ltd
Priority to GB9624002A priority Critical patent/GB2319683A/en
Publication of GB9624002D0 publication Critical patent/GB9624002D0/en
Publication of GB2319683A publication Critical patent/GB2319683A/en
Withdrawn legal-status Critical Current

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/16—Analogue secrecy systems; Analogue subscription systems
    • H04N7/167—Systems rendering the television signal unintelligible and subsequently intelligible
    • H04N7/169—Systems operating in the time domain of the television signal
    • H04N7/1693—Systems operating in the time domain of the television signal by displacing synchronisation signals relative to active picture signals or vice versa
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N5/00—Details of television systems
    • H04N5/76—Television signal recording
    • H04N5/91—Television signal processing therefor
    • H04N5/913—Television signal processing therefor for scrambling ; for copy protection

Landscapes

  • Engineering & Computer Science (AREA)
  • Multimedia (AREA)
  • Signal Processing (AREA)
  • Television Signal Processing For Recording (AREA)
GB9624002A 1996-11-19 1996-11-19 Apparatus to decode an input video signal Withdrawn GB2319683A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
GB9624002A GB2319683A (en) 1996-11-19 1996-11-19 Apparatus to decode an input video signal

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
GB9624002A GB2319683A (en) 1996-11-19 1996-11-19 Apparatus to decode an input video signal

Publications (2)

Publication Number Publication Date
GB9624002D0 true GB9624002D0 (en) 1997-01-08
GB2319683A GB2319683A (en) 1998-05-27

Family

ID=10803144

Family Applications (1)

Application Number Title Priority Date Filing Date
GB9624002A Withdrawn GB2319683A (en) 1996-11-19 1996-11-19 Apparatus to decode an input video signal

Country Status (1)

Country Link
GB (1) GB2319683A (en)

Family Cites Families (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US4673981A (en) * 1984-03-23 1987-06-16 Massachusetts Institute Of Technology Unrecordable video signals
JPS6154774A (en) * 1984-08-24 1986-03-19 Tokyo Electric Co Ltd Processing device of television synchronizing signal waveform
US4916736A (en) * 1988-06-07 1990-04-10 Macrovision Corporation Method and apparatus for encrypting and decrypting time domain signals
US5058157A (en) * 1989-09-06 1991-10-15 Macrovision Corporation Method and apparatus for encrypting and decrypting time domain signals
JPH07193804A (en) * 1991-11-15 1995-07-28 Pioneer Electron Corp System and device for video image scrambling
AU658014B2 (en) * 1991-11-19 1995-03-30 Macrovision Corporation Method and apparatus for scrambling and descrambling of video signals with edge fill

Also Published As

Publication number Publication date
GB2319683A (en) 1998-05-27

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Legal Events

Date Code Title Description
WAP Application withdrawn, taken to be withdrawn or refused ** after publication under section 16(1)