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    • 6. 发明授权
    • Radio telephone apparatus for performing space diversity reception to
communicate with base stations in a TDMA radio communication system
    • 用于在TDMA无线电通信系统中执行空间分集接收以与基站进行通信的无线电话装置
    • US5930245A
    • 1999-07-27
    • US722578
    • 1996-10-01
    • Seijiro IshizukaKazuto Kitakubo
    • Seijiro IshizukaKazuto Kitakubo
    • H04L5/16H04B7/08H04B7/26H04J3/00H04B7/216H04B7/212H04Q5/14
    • H04B7/0811
    • A radio telephone apparatus for performing space diversity reception to communicate with base stations in a TDMA radio communication system under an operating condition in which a frame period containing a signal transmission period, a signal reception period and a base station observation period is provided, which comprises first and second antennas for signal transmission in the signal transmission period, the space diversity reception prior to each of the signal reception period and the base station observation period and signal reception in each of the signal reception period and the base station observation period, and an antenna selector operative to select one of the first and second antennas in accordance with space diversity technique to be used for receiving a data signal from a specific base station in the signal reception period and to select further one of the first and second antennas in accordance with space diversity technique to be used for receiving a data signal from one of base stations other than the specific base station in the base station observation period.
    • 一种无线电话装置,用于在其中提供包含信号传输周期,信号接收周期和基站观察周期的帧周期的操作条件下执行空间分集接收以与TDMA无线电通信系统中的基站进行通信,其包括 信号发送期间的信号发送用的第一和第二天线,信号接收期间和基站观察期间的每一个之间的空间分集接收以及信号接收期间和基站观察期间的信号接收,以及 天线选择器,用于根据空间分集技术选择第一和第二天线中的一个,用于在信号接收周期中从特定基站接收数据信号,并根据第 用于接收数据信号的空间分集技术 在基站观测期间的特定基站之外的基站之一。