Questions tagged [webm]
The webm tag has no usage guidance.
3
questions
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votes
1answer
113 views
Compressed motion vector field utilizing predictive motion coding - Issued Patent - PRIOR ART REQUEST
Seeking Prior Art on Nokia patent US7149251
Priority Date: Seeking Prior Art from before Aug 11, 1999
Claim 1 Decoding information representative of a video sequence
1 A method of decoding ...
prior-art-request
0
votes
1answer
205 views
Video Encoding - Compressed motion vector field utilizing predictive motion coding (Nokia) - Issued Patent - PRIOR ART REQUEST
Seeking Prior Art on Nokia patent US6735249
This simply describes using two obvious techniques (motion compression and fractal encoding) at the same time. Both had been around for over a decade.
...
4
votes
1answer
307 views
Filtering Based on Activities Inside Video Blocks (Nokia) - Issued Patent - PRIOR ART REQUEST
Seeking Prior Art on Nokia patent US6504873
Priority Date: Seeking Prior Art from before Jun 13, 1997
Analysis of a Nokia patent (US6504873) which they claim WebM infringes upon.
Groklaw did some ...
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