Patent ID: 6014562
Filing Date: 2000-01-11
Classification: H04W

Abstract:
A radiotelephone communication system comprising:a plurality of radiotelephones;at least one base station comprising a plurality of gateways;a plurality of radiotelephone traffic channels that are used by the radiotelephones for radiotelephone communication via the at least one base station;a Random Access CHannel (RACH) including repeating frames of RACH slots that are used by the radiotelephones to request access to one of the radiotelephone traffic channels by placing an access request message in a RACH slot; andmeans for mapping an access request by a radiotelephone into a predetermined one of the RACH slots based upon a nearest gateway to the radiotelephone such that the RACH slot in which an access request is placed identifies the nearest gateway to the radiotelephone.