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Multi-access communication system and uplink band allocating method

  • US 6,704,932 B1
  • Filed: 01/13/1999
  • Issued: 03/09/2004
  • Est. Priority Date: 01/16/1998
  • Status: Expired due to Term
First Claim
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1. A multiple access communication system comprising:

  • a center station;

    subscriber stations;

    a broadcast downstream channel linked from said center station to said subscriber stations; and

    a multiple access upstream channel linked from said subscriber stations to said center station;

    said center station assigning identifiers to one or more of said subscriber stations, each of said identifiers corresponding to a service quality assurance supplied to a particular subscriber station;

    said subscriber stations having upstream data to be transmitted transmitting reservation information to the center station within a range of bandwidth permitted by said center station, said reservation information including said identifier and an amount of upstream bandwidth to be reserved;

    said center station allocating upstream bandwidth to said subscriber stations based on said reservation information and in order of priority according to the service quality designated by said identifier.

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