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    • 1. 发明公开
    • Method and apparatus for scaling the dynamic range of a receiver
    • Verfahren und Einrichtung zum Steuern des Dynamikbereichs einesEmpfängers
    • EP1742374A1
    • 2007-01-10
    • EP06118022.0
    • 2002-12-23
    • Nokia Corporation
    • Pärssinen, AarnoSeppinen, PauliVepsäläinen, JussiGustafsson, MikaelHämäläinen, Miikka
    • H04B1/16
    • H04B1/109
    • Methods and apparatus are disclosed for operating a RF receiver. The method executes, during operation of the RF receiver, by periodically determining existing RF receiver operational conditions; determining RF receiver performance requirements based at least in part on the determined existing RF receiver operational conditions; and by allocating power consumption between RF receiver functional blocks in accordance with the determined RF receiver performance requirements and in accordance with a behavior model of at least one of the RF receiver as a whole and individual functional blocks of the RF receiver. The method may also monitor the resulting RF receiver signal quality to determine if allocation of power consumption has resulted in an optimum allocation of the power consumption.
    • 公开了用于操作RF接收器的方法和装置。 该方法在RF接收机的操作期间通过周期性地确定现有RF接收机的操作条件来执行; 至少部分地基于确定的现有RF接收机操作条件确定RF接收机性能要求; 并且根据所确定的RF接收机性能要求并根据RF接收机作为整体的至少一个和RF接收机的各个功能块的行为模型分配RF接收机功能块之间的功耗。 该方法还可以监视所得的RF接收机信号质量,以确定功耗的分配是否已经导致功率消耗的最佳分配。
    • 3. 发明公开
    • Dynamic reselection of CDMA spreading codes
    • Dynamischer Selektion von CDMA Spreizkoden
    • EP1235359A2
    • 2002-08-28
    • EP01660197.3
    • 2001-10-25
    • Nokia Corporation
    • Hämäläinen, SeppoVepsäläinen, Jussi
    • H04B1/707
    • H04W36/06H04J13/004H04J13/18H04W72/02H04W88/08
    • A CDMA system transmits from a base station to a plurality of mobile stations or from mobile station to base station on a shared frequency band, each mobile station's data being spread by a different spreading code chosen from a set of orthogonal codes. Each receiver in base station or mobile station correlates for its intended data by despreading the signal using its particular one of the orthogonal codes. Under certain transmission delays, the effects of orthogonality may diminish and another mobile station's signal may cross-correlate with a mobile station's signal. If not all of the orthogonal codes are in use, the present invention determines another selection of orthogonal codes that yields lower cross-correlation under current delay conditions.
    • CDMA系统从基站向多个移动站或从共享频带上的移动站发射到基站,每个移动站的数据由从一组正交码中选择的不同的扩展码扩展。 基站或移动站中的每个接收机通过使用其特定一个正交码解扩信号来使其预期数据相关。 在某些传输延迟下,正交性的影响可能会减弱,而另一个移动台的信号可能会与移动台的信号相互关联。 如果并非所有正交码都在使用中,则本发明确定在当前延迟条件下产生较低互相关的正交码的另一选择。
    • 6. 发明公开
    • Method and apparatus for scaling the dynamic range of a receiver
    • Verfahren und Einrichtung zum Steuern des Dynamikbereichs einesEmpfängers
    • EP1326347A2
    • 2003-07-09
    • EP02258824.8
    • 2002-12-23
    • Nokia Corporation
    • Pärssinen, AarnoSeppinen, PauliVepsäläinen, JussiGustafsson, MikaelHämäläinen, Miikka
    • H04B1/16
    • H04B1/109
    • Methods and apparatus are disclosed for operating a RF receiver. The method executes, during operation of the RF receiver, by periodically determining existing RF receiver operational conditions; determining RF receiver performance requirements based at least in part on the determined existing RF receiver operational conditions; and by allocating power consumption between RF receiver functional blocks in accordance with the determined RF receiver performance requirements and in accordance with a behavior model of at least one of the RF receiver as a whole and individual functional blocks of the RF receiver. The method may also monitor the resulting RF receiver signal quality to determine if allocation of power consumption has resulted in an optimum allocation of the power consumption.
    • 公开了用于操作RF接收器的方法和装置。 该方法在RF接收机的操作期间通过周期性地确定现有RF接收机的操作条件来执行; 至少部分地基于确定的现有RF接收机操作条件确定RF接收机性能要求; 并且根据所确定的RF接收机性能要求并根据RF接收机作为整体的至少一个和RF接收机的各个功能块的行为模型分配RF接收机功能块之间的功耗。 该方法还可以监视所得的RF接收机信号质量,以确定功耗的分配是否已经导致功率消耗的最佳分配。