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Handover control method, mobile station and communication control apparatus

  • US 20020119779A1
  • Filed: 02/01/2002
  • Published: 08/29/2002
  • Est. Priority Date: 02/01/2001
  • Status: Active Grant
First Claim
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1. A handover control method used in a mobile communication system which includes communication apparatuses having functions of base stations, a mobile station and a communication control apparatus which controls connections between said communication apparatuses and said mobile station, said handover control method comprising the steps of:

  • said mobile station switching a communication apparatus of a communication partner to another communication apparatus when a communication quality value between said communication apparatus of said communication partner and said mobile station falls below a first threshold which is better than a limitation value by which communication is available;

    wherein said communication control apparatus selects at least a handover destination candidate communication apparatus from among communication apparatuses surrounding said communication apparatus of said communication partner when said communication quality value falls below a second threshold which is better than said first threshold; and

    said communication control apparatus keeps wireless resources of said at least a handover destination candidate communication apparatus which is selected.

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