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Low-cost receiver using tracking filter

  • US 8,145,172 B2
  • Filed: 11/25/2008
  • Issued: 03/27/2012
  • Est. Priority Date: 11/25/2008
  • Status: Active Grant
First Claim
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1. A receiver, comprising:

  • a tracking bandpass filter having a first input for receiving a radio frequency (RF) input signal, and an output, wherein said tracking handpass filter comprises;

    a first portion disposed on a semiconductor die; and

    at least one inductor disposed on an integrated passive device (IPD) die, said at least one inductor operatively coupled to said first portion of said tracking bandpass filter, anda signal processing circuit intergrated on said semiconductor die and having an input coupled to said output of said tracking bandpass filter, and an output for providing a processed signal,said semiconductor die and said IPD die integrated into a single multi-chip module (MCM).

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