Telecommunications – Carrier wave repeater or relay system – Directive antenna
Reexamination Certificate
2005-11-23
2010-02-23
Nguyen, Lee (Department: 2618)
Telecommunications
Carrier wave repeater or relay system
Directive antenna
C455S562100, C342S359000, C725S072000
Reexamination Certificate
active
07668506
ABSTRACT:
In a receiving apparatus equipped with a plurality of tuners, if a reception antenna is controlled in such a manner that a reception condition of a channel tuned by one tuner may become suitable, then a reception condition of the channel tuned by another tuner does not always become suitable. The receiving apparatus is provided with an antenna control unit which controls a reception antenna whose reception condition can be set, a first receiving unit, a second receiving unit, and a storage unit which stores thereinto tuning information such as a tuning channel, signal quality information, and a reception antenna setting condition. The receiving apparatus calculates a setting condition of the reception antenna capable of obtaining suitable receiving conditions in both the first and second receiving units by employing tuning information in a first channel and tuning information in a second channel.
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Akiyama Hitoshi
Hoda Isao
Antonelli, Terry Stout & Kraus, LLP.
Hitachi , Ltd.
Nguyen Lee
LandOfFree
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