RF front-end and applications thereof

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

Reexamination Certificate

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Details

C455S550100, C455S102000

Reexamination Certificate

active

07729724

ABSTRACT:
An RF front-end includes a receiver frequency band filter module, a low noise amplifier, a first power amplifier module, a second power amplifier module, and a transmit frequency band filter module. The receiver frequency band filter module filters a received RF signal and the low noise amplifier amplifies the signal in accordance with the first or the second RF front-end configuration signal. The first power amplifier module is enabled in accordance with the first RF front-end configuration signal to amplify the first outbound RF signal and the second power amplifier module is enabled in accordance with the second RF front-end configuration signal to amplify the second outbound RF signal. The transmitter frequency band filter module is enabled in accordance with the second RF front-end configuration signal to filter the second transmit RF signal.

REFERENCES:
patent: 7183949 (2007-02-01), Park
patent: 7242961 (2007-07-01), Hansen
patent: 7463176 (2008-12-01), Nariman et al.
patent: 7463696 (2008-12-01), Simon
patent: 7564922 (2009-07-01), Kim et al.
patent: 2006/0276158 (2006-12-01), Okabe
patent: 2007/0066243 (2007-03-01), Yamauchi et al.

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