System and method for enhanced broadcasting and interactive television
Number of patents in Portfolio can not be more than 2000
United States of America Patent
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Dec 15, 2009
Grant Date -
Jun 26, 2008
app pub date -
Mar 7, 2008
filing date -
Nov 3, 2000
priority date (Note) -
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Abstract
An enhanced interactive television broadcast is disclosed wherein an audio/video broadcast is viewed on a first display system, and an “enhancement” to the broadcast is simultaneously viewed or experienced on a second, separate display system. The “enhancement” is synchronized to the broadcast, and delivered to a user as a code fragments, such as a JavaScript message. URLs are not required. Portions or elements of a web page are reduced to single code fragments, rendered client-side upon receipt. The invention implements Network Time Protocol (NTP) to synchronize the client's application clock to global time. Messages, or JavaScript code fragments, are time-stamped and evaluated based on the client's application clock.
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