TW295656B - - Google Patents

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Publication number
TW295656B
TW295656B TW85101396A TW85101396A TW295656B TW 295656 B TW295656 B TW 295656B TW 85101396 A TW85101396 A TW 85101396A TW 85101396 A TW85101396 A TW 85101396A TW 295656 B TW295656 B TW 295656B
Authority
TW
Taiwan
Prior art keywords
signal
data
copy
patent application
item
Prior art date
Application number
TW85101396A
Other languages
English (en)
Chinese (zh)
Original Assignee
Macrovision 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 US08/267,635 external-priority patent/US5513260A/en
Application filed by Macrovision Corp filed Critical Macrovision Corp
Application granted granted Critical
Publication of TW295656B publication Critical patent/TW295656B/zh

Links

TW85101396A 1994-06-29 1996-02-05 TW295656B (ja)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
US08/267,635 US5513260A (en) 1994-06-29 1994-06-29 Method and apparatus for copy protection for various recording media
US832495A 1995-06-27 1995-06-27

Publications (1)

Publication Number Publication Date
TW295656B true TW295656B (ja) 1997-01-11

Family

ID=51565283

Family Applications (1)

Application Number Title Priority Date Filing Date
TW85101396A TW295656B (ja) 1994-06-29 1996-02-05

Country Status (1)

Country Link
TW (1) TW295656B (ja)

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Legal Events

Date Code Title Description
MM4A Annulment or lapse of patent due to non-payment of fees
MK4A Expiration of patent term of an invention patent