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Tzu-Chieh Chang
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East Hanover, NJ, US
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last 30 patents
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Patent Grant
Scrambling a compression-coded signal
Patent number
6,885,749
Issue date
Apr 26, 2005
AT&T Corp.
Tzu-Chieh Chang
H04 - ELECTRIC COMMUNICATION TECHNIQUE
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last 30 patents
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Patent Application
Scrambling a compression-coded signal
Publication number
20050180571
Publication date
Aug 18, 2005
Tzu-Chieh Chang
H04 - ELECTRIC COMMUNICATION TECHNIQUE