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    • 2. 发明授权
    • Method and arrangement for generating pilot beacons in wireless communication systems
    • 在无线通信系统中生成导频信标的方法和装置
    • US07768974B2
    • 2010-08-03
    • US10356622
    • 2003-02-03
    • Patrick LiGregg NardozzaVictor Pan
    • Patrick LiGregg NardozzaVictor Pan
    • H04Q7/00
    • H04W48/12H04W36/00H04W88/08
    • In a method for generating pilot beacons for hard handoff over a border from a first environment to a second environment, the two environments using spread spectrum technology, a RF pilot signal may be received at an operational frequency used in at least the second environment. The RF signal may be downconverted to an IF pilot signal, filtered and then upconverted to a first reproduced RF pilot signal. The first reproduced RF pilot signal may be at a operational frequency used in a first environment, and may represent a pilot beacon for hard handoff between the first and second environments. The method and arrangement may be configured to receive a pilot beacon from one environment and to generate N pilot beacons, in that one environment, for up to N different operational frequencies used in another environment from which a mobile user is transiting, for hard handoff between the environments.
    • 在用于生成用于从第一环境到第二环境的边界上的硬切换的导频信标的方法中,使用扩频技术的两个环境,RF导频信号可以以至少在第二环境中使用的工作频率被接收。 RF信号可以下变频到IF导频信号,经过滤波,然后上变频到第一个再现的RF导频信号。 第一再现RF导频信号可以处于在第一环境中使用的操作频率,并且可以表示用于第一和第二环境之间的硬切换的导频信标。 该方法和布置可以被配置为从一个环境接收导频信标,并且在该一个环境中生成N个导频信标,用于在移动用户正在从其移动的另一个环境中使用的多达N个不同的操作频率,用于在 环境。