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Semiconductor device

  • US 9,991,855 B2
  • Filed: 02/08/2017
  • Issued: 06/05/2018
  • Est. Priority Date: 09/09/2014
  • Status: Active Grant
First Claim
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1. A wireless communication system comprising:

  • an antenna;

    a plurality of switches connected to the antenna;

    a plurality of primary inductors each of which receives received signals from the plurality of switches;

    a secondary inductor which is provided commonly for the primary inductors, and magnetically coupled to each of primary inductors;

    a demodulator which converts a signal transmitted from one of the primary inductors to the secondary inductor by electromagnetic induction, into a signal of a low frequency;

    a plurality of low noise amplifiers, andwherein at least one of the low noise amplifiers corresponds to each of the primary inductors, andwherein each of the primary inductors is coupled between differential output nodes of a corresponding one or the plurality of low noise amplifiers.

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