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    • 21. 发明授权
    • High data rate wireless packet data communications system
    • 高数据速率无线数据包数据通信系统
    • US06894994B1
    • 2005-05-17
    • US09575073
    • 2000-05-19
    • Matthew S. GrobPaul E. BenderPeter J. BlackRoberto PadovaniNoam A. Ziv
    • Matthew S. GrobPaul E. BenderPeter J. BlackRoberto PadovaniNoam A. Ziv
    • H04B1/707H04L1/00H04L1/08H04L1/16H04L1/18H04L12/28H04L12/56H04W80/00H04W84/00H04B7/216
    • H04L1/0071H04B1/7103H04B2201/70702H04B2201/709709H04L1/08H04L1/1809H04W80/00H04W84/00
    • A wireless packet data communications system that includes a number of modem pool transceivers (MPTs), one or more modem pool controllers (MPCs), and one or more servers. Each MPT receives and processes data packets to generate a modulated signal (e.g., a CDMA spread spectrum signal) suitable for transmission over a terrestrial communications link. Each MPC provides call related processing for one or more MPTs. The servers couple to the MPTs and MPCs via an Internet Protocol (IP) back-bone and provide management of the communications system. The IP back-bone further interconnects the MPTs with one or more data networks and includes a number of routers that route data packets between the data networks and the MPTs. Each MPT can couple to two or more routers for redundancy. Each MPT is operated as an element in an IP network and is associated with an IP address that identifies the MPT. One to three MPTs can be deployed at each cell site to provide wireless data service coverage for up to three sectors at the cell site. The MPCs can either be centralized and coupled to the MPTs via the IP back-bone or distributed about the communications system.
    • 包括多个调制解调器池收发器(MPT),一个或多个调制解调器池控制器(MPC)以及一个或多个服务器的无线分组数据通信系统。 每个MPT接收和处理数据分组以产生适于通过地面通信链路传输的调制信号(例如,CDMA扩频信号)。 每个MPC为一个或多个MPT提供与呼叫相关的处理。 这些服务器通过互联网协议(IP)背景耦合到MPT和MPC,并提供通信系统的管理。 IP背板进一步将MPT与一个或多个数据网络互连,并且包括在数据网络和MPT之间路由数据分组的多个路由器。 每个MPT可以耦合到两个或更多路由器进行冗余。 每个MPT作为IP网络中的元素运行,并与识别MPT的IP地址相关联。 可以在每个小区站点部署一到三个MPT,以在小区站点为多达三个扇区提供无线数据服务覆盖。 MPC可以集中化,并通过IP背板耦合到MPT,或者分布在通信系统上。