Patent ID: 6614778
Filing Date: 2003-09-02
Classification: H04B

Abstract:
A method of communication between a mobile station and a base station in a mobile communication system comprising:determining presence of a request for transmission of data from a mobile station, periodically; determining a transmission type according to service options for the mobile station, if the request for transmission of data from a mobile station is present, comprising receiving the transmitted data, determining the transmission type as being the reservation transmission, executing the reservation transmission using the reservation slot if the transmission type is the reservation transmission as a result of the determination, determining the transmission type as being the assignment transmission if the transmission type is not the reservation transmission as a result of the determination, executing the assignment transmission using the assignment slot if the transmission type is the assignment transmission as a result of the determination, and executing the competition transmission using the competition slot if the transmission type is not the assignment transmission as a result of the determination; and providing a transmission frame according to the transmission type and transmitting the transmission data to the base station, wherein; the base station determines reception of a data frame during every competition period, and waiting for the next competition period if the data frame is not received.