Telecommunications – Transmitter and receiver at same station – With transmitter-receiver switching or interaction prevention
Reexamination Certificate
2007-02-08
2010-06-15
Yun, Eugene (Department: 2618)
Telecommunications
Transmitter and receiver at same station
With transmitter-receiver switching or interaction prevention
C455S083000
Reexamination Certificate
active
07738840
ABSTRACT:
A voice, data and RF integrated circuit (IC) includes an RF transmitter that generates a transmit signal from outbound data. An RF receiver that generates inbound data from a received signal. A processing module generates a control signal to select either a receive mode or a transmit mode for the RF transmitter and the RF receiver, the control signal having a first value when the receive mode is selected and a second value when the transmit mode is selected. A transmit/receive switch couples the transmit signal to an antenna when the control signal has a second value, and produces the received signal based on an inbound RF signal to the antenna when the control signal has a first value, wherein the transmit/receive switch includes an on-chip microelectromechanical switch.
REFERENCES:
patent: 6686885 (2004-02-01), Barkdoll et al.
patent: 6804497 (2004-10-01), Kerth et al.
Broadcom Corporation
Garlick & Harrison & Markison
Stuckman Bruce E.
Yun Eugene
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