Patent ID: 6532364
Filing Date: 2003-03-11
Classification: H04B,H04W

Abstract:
A mobile communication system of a time-slot sharing and frequency channel sharing type, comprising:a plurality of mobile stations; a plurality of radio base stations, at least one of said plurality of radio base stations being radio-connected to said plurality of mobile stations using a multiple access system; and at least one mobile switching center comprising means for allocating time-division multiplexed signals and code division multiplexed signals of a time-slot sharing and frequency sharing type on a time base, and also allocating time-division multiplexed signals and code division multiplexed signals of a time-slot sharing type on a time base and a frequency base, said mobile switching center further comprising means for allocating frame sequence numbers to two down-link frames respectively transmitted to one of said mobile stations from two radio base stations adjacent to each other and connected to said mobile switching center, the frame sequence numbering being shared by the two radio base stations, wherein said mobile station comprises means for detecting the sequence numbers.