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    • 10. 发明申请
    • METHOD AND APPARATUS FOR WALSH SPACE ASSIGNMENT IN A COMMUNICATION SYSTEM
    • 通信系统中WALSH空间分配的方法与装置
    • US20100202283A1
    • 2010-08-12
    • US12537094
    • 2009-08-06
    • Edward G. Tiedemann, JR.
    • Edward G. Tiedemann, JR.
    • H04J11/00
    • H04J13/0048H04J13/18
    • Techniques for Walsh space assignment are disclosed. In one aspect, a list of Walsh functions is maintained in the base station and mobile stations. A Walsh space indicator is transmitted to indicate which of the Walsh functions on the list are to be used in communication. The Walsh space indicator is updated according to the dynamically varying transmit power available or the use of Walsh functions within the base station. Methods by which a mobile station can request Walsh space information are provided. In another aspect, a Walsh space indicator channel is continually broadcast for mobile stations to detect the Walsh space indicator therefrom. In yet another aspect, the Walsh space indicator is used to initialize convolutional encoders and decoders, to provide a mechanism for mitigating against errors introduced while receiving Walsh space indicators. Various other aspects are also presented.
    • 披露了沃尔什空间分配技术。 一方面,在基站和移动台中维护沃尔什函数的列表。 发送沃尔什空间指示符,以指示列表中的哪些沃尔什函数将用于通信。 沃尔什空间指示符根据动态变化的可用发射功率或使用基站内的沃尔什函数进行更新。 提供移动台可以请求沃尔什空间信息的方法。 在另一方面,连续广播沃尔什空间指示符信道用于移动台从其检测沃尔什空间指示符。 在另一方面,沃尔什空间指示器用于初始化卷积编码器和解码器,以提供用于减轻接收沃尔什空间指示符时引入的错误的机制。 还提出了各种其他方面。