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METHOD AND APPARATUS FOR MUTING A DIGITAL LINK IN A DISTRIBUTED ANTENNA SYSTEM

  • US 20100190519A1
  • Filed: 12/21/2009
  • Published: 07/29/2010
  • Est. Priority Date: 01/29/2009
  • Status: Active Grant
First Claim
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1. A remote unit for a distributed antenna system (DAS), the remote unit comprising:

  • a transmission path for converting digital data signals into an analog radio frequency (RF) signal;

    a controller for monitoring events affecting the transmission path; and

    a muting module coupled to the controller, wherein the muting module controls muting of a signal power of the transmission path as directed by the controller;

    wherein the muting module applies a hard clamping to mute the signal power of the transmission path when the controller identifies an unplanned event;

    wherein the muting module applies a ramp to mute the signal power of the transmission path when the controller identified a planned event.

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