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    • 6. 发明申请
    • METHOD AND APPARATUS TO DERIVE SYSTEM TIMING AT A WIRELESS BASE STATION
    • 在无线基站实施系统时序的方法和装置
    • US20140092894A1
    • 2014-04-03
    • US13995791
    • 2011-12-07
    • David RossettiSatish Kanugovi
    • David RossettiSatish Kanugovi
    • H04W56/00
    • H04W56/0065H04W56/0015H04W92/20
    • Method and Apparatus to Derive System Timing at a Wireless Base transceiver Station (BTS). The present invention relates to wireless communication networks and, more particularly, to timing information in wireless communication networks. A method for providing reference timing to a BTS, the method comprising of the BTS sending a message to a network controller via a station, wherein the message requests for round trip delay time incurred by the message; the BTS estimating a timing offset from a response and determining the correction to be made to the reference timing using the timing offset due to the one way delay from the station transmitting the pilot signal, the actual PN offset at which the station transmits the pilot signal and the actual offset at which the pilot signal is received at the BTS; and the BTS making the correction to the reference timing.
    • 用于在无线基站收发台(BTS)导出系统定时的方法和装置。 本发明涉及无线通信网络,更具体地,涉及无线通信网络中的定时信息。 一种用于向BTS提供参考定时的方法,所述方法包括:BTS经由站向网络控制器发送消息,其中所述消息请求由所述消息引起的往返延迟时间; BTS估计与响应的定时偏移,并且使用由于发送导频信号的站的单向延迟引起的定时偏移来确定对参考定时的校正,该站发送导频信号的实际PN偏移 以及在BTS处接收导频信号的实际偏移量; 并且BTS对参考定时进行校正。
    • 8. 发明申请
    • Method of improving mobility management capabilities at registration zone, packet zone, and color code borders in a wireless communications system
    • 改善无线通信系统中注册区,分组区和颜色码边界的移动性管理能力的方法
    • US20060099946A1
    • 2006-05-11
    • US10985439
    • 2004-11-10
    • John BurgessDavid RossettiPatrick Walsh
    • John BurgessDavid RossettiPatrick Walsh
    • H04Q7/20
    • H04W60/04H04W28/06H04W48/12H04W68/02H04W76/20
    • In a 3G CDMA2000 IS-2000 wireless communications system, a base station at the border between two packet zones, transmits an Extended System Parameters message that includes the identity of a primary packet zone supported by that base station as well as the identities other secondary adjoining packet zones supported by that base station. When transiting the borders between packet zones, a dormant mobile terminal will not request a reconnection until its current packet zone is no longer listed in the Extended System Parameters message received from the base station in the cell in which it is currently located. Thus, the mobile terminal will not need to repeatedly initiate a reconnection in each packet zone as moves back and forth across packet zone borders. Alternatively, the Extended System Parameters message includes a special value packet zone identity that is interpreted by the receiving mobile terminal to mean “no change.” Both of these alternatives are also applicable to color code and registration zone domains.
    • 在3G CDMA2000 IS-2000无线通信系统中,在两个分组区之间的边界处的基站发送包括由该基站支持的主分组区域的标识的扩展系统参数消息以及其他次邻接的身份 该基站支持的分组区域。 当转移分组区域之间的边界时,休眠移动终端将不会请求重新连接,直到其当前分组区域不再列在从当前位于其中的小区中的基站接收的扩展系统参数消息中。 因此,移动终端不需要在每个分组区域中重复地发起重新连接,因为它们在分组区域边界上来回移动。 或者,扩展系统参数消息包括由接收移动终端解释为“不变”的特殊值分组区域标识。 这两种替代方案也适用于颜色代码和注册区域。