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Method and apparatus for supporting direct link communication in tdd cdma system

  • US 20060245398A1
  • Filed: 03/29/2004
  • Published: 11/02/2006
  • Est. Priority Date: 04/11/2003
  • Status: Active Grant
First Claim
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1. A method for supporting P2P (Peer to Peer) communication between two user equipments in TDD CDMA systems, performed by user equipment, comprising:

  • receiving signals transferred via the downlink control channel by network system;

    acquiring the timeslot allocation information according to the received signals;

    acquiring the spreading code allocation information of other active user equipments allocated in the specific downlink timeslot associated with the direct link used by said user equipments, according to the received signals; and

    reducing the interference caused by signals transferred via downlink from network system to said other user equipments during P2P communication according to the acquired timeslot allocation information and spreading code allocation information.

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