Dual mode UHF tuning system
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
May 7, 1985
Issued Date -
N/A
app pub date -
Feb 4, 1984
filing date -
Apr 12, 1982
priority date (Note) -
Expired
status (Latency Note)
Importance
Abstract
A tuning system employing a UHF tuner for tuning a television receiver over the UHF band and the ultraband is disclosed. The system employs indirect frequency synthesis in providing user initiated, microcomputer generated commands to the tuner in the form of a channel number and an operating mode control word. Inter-channel spacing of 6 MHz is maintained over both tuning bands with a respective channel in one band offset from the closest channel in the other band by 2 MHz.
First Claim
Family
International Classification(s)
Cited Art Landscape
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