ATE148289T1 - METHOD AND DEVICE FOR CONCEALING AND DISCLAIMING COMPOSITE VIDEO SIGNALS - Google Patents

METHOD AND DEVICE FOR CONCEALING AND DISCLAIMING COMPOSITE VIDEO SIGNALS

Info

Publication number
ATE148289T1
ATE148289T1 AT89403070T AT89403070T ATE148289T1 AT E148289 T1 ATE148289 T1 AT E148289T1 AT 89403070 T AT89403070 T AT 89403070T AT 89403070 T AT89403070 T AT 89403070T AT E148289 T1 ATE148289 T1 AT E148289T1
Authority
AT
Austria
Prior art keywords
disclaiming
concealing
video signals
composite video
composite
Prior art date
Application number
AT89403070T
Other languages
German (de)
Inventor
Patrick Daniel
Francis Renard
Jean-Claude Guillon
Original Assignee
Europ Rech Electr Lab
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 Europ Rech Electr Lab filed Critical Europ Rech Electr Lab
Priority claimed from EP89403070A external-priority patent/EP0426923B1/en
Application granted granted Critical
Publication of ATE148289T1 publication Critical patent/ATE148289T1/en

Links

AT89403070T 1989-11-08 1989-11-08 METHOD AND DEVICE FOR CONCEALING AND DISCLAIMING COMPOSITE VIDEO SIGNALS ATE148289T1 (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
EP89403070A EP0426923B1 (en) 1988-05-06 1989-11-08 Compound video signal scrambling and unscrambling method and apparatus

Publications (1)

Publication Number Publication Date
ATE148289T1 true ATE148289T1 (en) 1997-02-15

Family

ID=8203003

Family Applications (1)

Application Number Title Priority Date Filing Date
AT89403070T ATE148289T1 (en) 1989-11-08 1989-11-08 METHOD AND DEVICE FOR CONCEALING AND DISCLAIMING COMPOSITE VIDEO SIGNALS

Country Status (2)

Country Link
AT (1) ATE148289T1 (en)
DE (1) DE68927708T2 (en)

Also Published As

Publication number Publication date
DE68927708T2 (en) 1997-05-15
DE68927708D1 (en) 1997-03-06

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