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    • 73. 发明授权
    • Method of overhead channel transmission in mobile communication system and apparatus using the same
    • 移动通信系统中的开销信道传输方法及其使用方法
    • US07356006B2
    • 2008-04-08
    • US10842562
    • 2004-05-11
    • Kyoo Jin HanKi Jun KimSang Woo LeeYoung Woo Yun
    • Kyoo Jin HanKi Jun KimSang Woo LeeYoung Woo Yun
    • H04B7/216
    • H04W48/12
    • A method of performing a reverse-link packet data service in a communication system is provided, by which a reverse packet data service is available at a high data rate in the reverse link supporting a variable data rate without additional Walsh code allocation. The method includes steps of transmitting a plurality of traffic packet frames on a first channel, each traffic packet frame having a data rate; transmitting a plurality of main pilots on a second channel; transmitting a plurality of auxiliary pilots on a third channel, each auxiliary pilot corresponding to one traffic packet frame; and transmitting data rate information on a fourth channel, the data rate information indicating the respective data rates of the traffic packet frames, wherein the transmissions on the third and fourth channels are alternated by a time division of one Walsh code. A communication system adopting the method includes a base station for transmitting a plurality of reverse activity bits for a plurality of traffic packet frames to at least one mobile terminal, each traffic packet frame having a data rate, the at least one mobile terminal determining a plurality of reverse rate indicators of the respective data rates of the traffic packet frames using the corresponding reverse activity bits, each reverse rate indicator determining the data rate of the next traffic packet frame.
    • 提供了在通信系统中执行反向链路分组数据服务的方法,通过该方法,在支持可变数据速率的反向链路中以高数据速率可用逆向分组数据服务,而不需要额外的沃尔什码分配。 该方法包括以下步骤:在第一信道上发送多个业务分组帧,每个业务分组帧具有数据速率; 在第二信道上发送多个主导频; 在第三信道上发送多个辅助导频,每个辅助导频对应于一个业务分组帧; 以及在第四信道上发送数据速率信息,所述数据速率信息指示所述业务分组帧的相应数据速率,其中所述第三和第四信道上的传输由一个沃尔什码的时分交替。 采用该方法的通信系统包括:基站,用于向至少一个移动终端发送多个业务分组帧的多个反向活动比特,每个业务分组帧具有数据速率,所述至少一个移动终端确定多个 使用相应的反向活动比特的业务分组帧的相应数据速率的反向速率指示符,每个反向速率指示符确定下一业务分组帧的数据速率。