Telecommunications – Receiver or analog modulated signal frequency converter – Signal selection based on frequency
Reexamination Certificate
2008-05-06
2008-05-06
Tsang, Fan (Department: 2614)
Telecommunications
Receiver or analog modulated signal frequency converter
Signal selection based on frequency
C455S456200, C455S186100, C370S316000
Reexamination Certificate
active
09923707
ABSTRACT:
A method and apparatus for selecting radio stations for reception based on a preferred program content. A list of radio station identifiers is stored in a memory and organized according to program content specifiers. When a presently received signal fades, the memory is searched for an alternate radio station with similar program content. If none is available, a prioritized list of alternative program content preferences is accessed and used to index other preferred radio stations for searching. In one embodiment, radio station geographic location information is stored in the memory, and the searching operation considers both program content preference and geographic proximity. The memory can be manually programmed, pre-programmed, updated by subscription, or programmed over-the-air by radio transmission. In one embodiment, a global positioning system receiver is employed to provide instantaneous radio location information.
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Alam Elahee M. S.
Tsang Fan
LandOfFree
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