×

Method for assigning a unique word in a communication system

  • US 7,697,494 B2
  • Filed: 11/15/2005
  • Issued: 04/13/2010
  • Est. Priority Date: 11/15/2005
  • Status: Expired due to Fees
First Claim
Patent Images

1. A method for assigning a unique word to a personal station in an SDMA (Spatial Division Multiple Access) communication system, the SDMA communication system having a set of available unique words comprising:

  • receiving a request message at a cell station having a directable antenna, the request message being sent from the personal station;

    extracting information from the request message that is indicative of a first unique word;

    determining if the personal station is being handed off from another cell;

    comparing, if the personal station is being handed off, the first unique word to the set of unique words, the unique words in the set of unique words are each for use by the cell station in directing the antenna, the comparing including determining a level of cross correlation between the first unique word and each of the unique words in the set of available unique words; and

    adjusting priority of the unique words based on the comparison of the first unique word to the set of unique words, the adjusting priority including setting unique words with lower cross correlation effects to a higher priority.

View all claims
  • 1 Assignment
Timeline View
Assignment View
    ×
    ×