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Processing uplink signal and downlink signal in radio unit

  • US 8,867,432 B2
  • Filed: 08/09/2012
  • Issued: 10/21/2014
  • Est. Priority Date: 08/09/2011
  • Status: Active Grant
First Claim
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1. A method for processing an uplink signal, the method comprising:

  • receiving a first uplink signal directly from user equipment;

    delaying the received first uplink signal by using uplink delay information;

    receiving a second uplink signal indirectly from user equipment through at least one repeater connected to a radio unit;

    combining the delayed first uplink signal and the second uplink signal; and

    transmitting the combined signal to a digital unit,wherein the uplink delay information includes;

    first time information indicating a first time taken by the radio unit to analyze and processes the second uplink signal;

    second time information indicating a second time taken by a signal travelling from the repeater to the radio unit; and

    third time information indicating a third time taken by the repeater to process the uplink signal received from the user equipment.

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