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BEAMFORMER CONFIGURABLE FOR CONNECTING A VARIABLE NUMBER OF ANTENNAS AND RADIO CIRCUITS

  • US 20130324055A1
  • Filed: 02/25/2013
  • Published: 12/05/2013
  • Est. Priority Date: 05/29/2012
  • Status: Active Grant
First Claim
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1. A radio frequency (RF) routing module having a configurable number of RF inputs and a configurable number of RF outputs, comprising:

  • a number M of RF inputs;

    a number N of RF outputs, wherein M is greater than N;

    a plurality of RF switches arranged to select between incoming RF signals;

    a plurality of RF combiners arranged to combine RF signals to a single RF signal; and

    a plurality of RF couplers, each associated with a transfer switch and an attenuator having a specified attenuation,wherein the switches, the combiners, and the RF couplers are configured to route any of number 1 to M of the inputs into at least one of the N outputs such that all combiners used in the route receive RF signals on all inputs thereof.

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