Mobile radio apparatus and radio unit

Telecommunications – Transmitter and receiver at same station – Radiotelephone equipment detail

Reexamination Certificate

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Details

C455S103000, C455S127300, C455S127400

Reexamination Certificate

active

07155251

ABSTRACT:
A plurality of amplifiers corresponding to a plurality of types of transmitting signals are provided to amplify the transmitting signals to a power level at which they can be transmitted by radio. The amplifiers are driven by both power and a bias. The bias is supplied to one of the amplifiers that amplifies a to-be-transmitted transmitting signal.

REFERENCES:
patent: 5796306 (1998-08-01), Tsumura
patent: 6137355 (2000-10-01), Sevic et al.
patent: 6297694 (2001-10-01), Yamamoto
patent: 6532357 (2003-03-01), Ichikawa
patent: 08-149036 (1996-06-01), None
patent: 11-186921 (1999-07-01), None
patent: 2000-232381 (2000-08-01), None
patent: 2001-007657 (2001-01-01), None

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