Interactive video distribution systems – Program – message – or commercial insertion or substitution – Specific to individual user or household
Reexamination Certificate
2001-12-13
2010-12-07
Shang, Annan Q (Department: 2424)
Interactive video distribution systems
Program, message, or commercial insertion or substitution
Specific to individual user or household
C725S036000, C725S061000, C709S219000, C348S559000
Reexamination Certificate
active
07849476
ABSTRACT:
A system and method for automatically switching a primary image of a display module from a television program to an interactive application upon detecting the beginning of a commercial break and optionally switching the primary image back to the television program upon detecting or determining the end of the commercial break; wherein the user's progress in executing the interactive application is automatically saved upon return to the television program so that the user can progressively execute the interactive application program during consecutive commercial breaks.
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International Search Report for International Application No. PCT/US02/39401, Mar. 25, 2003.
Stevens John Herbert
Tully Timothy Joseph
Fogelson Joel M.
Fried Harvey D.
Shang Annan Q
Shedd Robert D.
Thomson Licensing
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