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High frequency module having a laminate board with a plurality of dielectric layers

  • US 6,683,512 B2
  • Filed: 06/14/2002
  • Issued: 01/27/2004
  • Est. Priority Date: 06/21/2001
  • Status: Expired due to Fees
First Claim
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1. A high frequency module comprising:

  • a laminate board having a plurality of dielectric layers stacked one on another;

    a branch filter circuit for separating a plurality of transceiver systems having different pass bands from each other;

    switch circuits connected to the branch filter circuit for switching the respective transceiver systems between transmitter branches and receiver branches; and

    power amplifiers respectively connected to the switch circuits and each comprising a matching circuit;

    a high frequency amplification semiconductor device for amplifying a transmission signal having a frequency within a pass band of each of the transmitter branches; and

    couplers for monitoring outputs of the power amplifiers.

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