Patent ID: 6603750
Filing Date: 2003-08-05
Classification: H04W

Abstract:
A method for transmitting packet data between a base station and a mobile station in a radio communication system, said method comprising the steps of:determining a first channel on which information can be exchanged between said mobile station and said base station; transmitting on said first channel, from said base station to said mobile station, a Channel Reassignment message indicating that said mobile station is to rehash to a new channel; transmitting, from said mobile station to said base station, a confirmation message indicating receipt of said Channel Reassignment message; starting a rehash timer in said mobile station; starting, in response to said confirmation message, a rehash timer in said base station; rehashing to said new channel; and wherein, upon expiration of said rehash timers, said mobile station and said base station rehash back to said first channel.