Patent ID: 8483131

Claim:
A method for negotiating and transmitting location update time length information, applied in a Wimax network architecture, the method comprising the following steps of: step 1, a mobile station initiating a request for initially accessing a network, a request for entering an idle mode, or a request for a location update to a services access service network gateway, wherein the request for initially accessing the network, the request for entering the idle mode, or the request for the location update carries an idle mode timer length to be negotiated; and step 2, when receiving said request, said services access service network gateway negotiating the idle mode timer length, and notifying said mobile station of the negotiated idle mode timer length, before said idle mode timer expires, said mobile station initiating a location update in the network where the mobile station is located, and when the location update is completed, said mobile station and the network where the mobile station is located both resetting said idle mode timer, if said mobile station does not initiate a location update when said idle mode timer expires, the network where the mobile station is located releasing resources associated with said mobile station.