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Semiconductor device and fabrication method

  • US 9,225,380 B2
  • Filed: 11/26/2014
  • Issued: 12/29/2015
  • Est. Priority Date: 05/29/2009
  • Status: Active Grant
First Claim
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1. An apparatus comprising:

  • a transceiver;

    a receive antenna;

    a transmit antenna;

    a receive path coupled between the transceiver and the receive antenna, the receive path comprising a receive amplifier and a first filter;

    at least one receive tuning element configured to match an impedance of the receive antenna and an impedance of the receive path;

    a transmit path coupled between the transceiver and the transmit antenna, the transmit path comprising a transmit amplifier;

    at least one transmit tuning element configured to match an impedance of the transmit antenna and an impedance of the transmit path;

    a control circuitry configured to determine the impedance of the receive path and the impedance of the transmit path.

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