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Method for reducing access noise in a spread spectrum communication system

  • US 7,876,837 B2
  • Filed: 09/30/2002
  • Issued: 01/25/2011
  • Est. Priority Date: 09/30/2002
  • Status: Active Grant
First Claim
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1. A method for a mobile station to reduce access noise in a spread spectrum mobile communication system that includes the mobile station and at least one base station, the mobile station being located in a serving area of the base station, the method comprising:

  • receiving a first resource indicator message broadcast by the base station, the first resource indicator message indicating an availability of each of a plurality of communication resources supported by the base station;

    determining whether the first resource indicator message indicates that a desired communication resource is available;

    if the first resource indicator message indicates that the desired communication resource is available, waiting a period of time during which the mobile station does not transmit access request messages to the base station;

    after expiration of the period of time, receiving a second resource indicator message broadcast by the base station, the second resource indicator message indicating an availability of each of the plurality of communication resources supported by the base station; and

    if the second resource indicator message indicates that the desired communication resource is still available transmitting a request to access the desired communication resource to the base station.

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