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    • 2. 发明授权
    • Method and system for estimating a subscriber's location in a cluttered
area
    • 估计杂乱地区用户位置的方法和系统
    • US6148211A
    • 2000-11-14
    • US924151
    • 1997-09-05
    • John Douglas ReedShu-Shaw (Peter) Wang
    • John Douglas ReedShu-Shaw (Peter) Wang
    • G01S5/02G01S19/09G01S19/46H04W64/00H04Q7/20
    • H04W64/00G01S5/0252
    • In a model of a wireless communication system service area (160), a set of characteristics associated with the reception of a model signal (210) are calculated (308), preferably using ray-tracing techniques, wherein the model signal (172) is transmitted from a selected location (162) to a receiver location (166). Next, a set of characteristics that describe a received signal at a receiver location in the wireless communication system service area are measured (316), wherein the receiver location corresponds to the receiver location in the model (160). Thereafter, a relationship between the calculated set of characteristics and the measured set of characteristics is determined (318), and the location of the subscriber unit that transmitted the received signal is estimated (320) in response to the relationship between the calculated set of characteristics and the measured set of characteristics.
    • 在无线通信系统服务区域(160)的模型中,优选地使用射线跟踪技术来计算(308)与模型信号(210)的接收相关联的一组特征,其中模型信号(172)是 从选定位置(162)发送到接收器位置(166)。 接下来,测量描述在无线通信系统服务区域中的接收器位置处的接收信号的一组特征(316),其中接收器位置对应于模型(160)中的接收器位置。 此后,确定所计算的特征集合与测量的特征集合之间的关系(318),并且响应于所计算的特征集合之间的关系来估计发送接收信号的用户单元的位置(320) 和测量的一组特性。
    • 6. 发明授权
    • Method for assigning subscribers between narrowbeam sectors
    • 窄带扇区之间的用户分配方法
    • US5649293A
    • 1997-07-15
    • US450057
    • 1995-05-25
    • John Douglas Reed
    • John Douglas Reed
    • H04W16/06H04W16/24H04Q7/22
    • H04W16/06H04W16/24
    • A method for assigning subscribers between narrowbeam sectors includes, in a first embodiment, off-loading subscribers to alternate sectors when a current sector becomes loaded beyond a loading threshold. The subscriber(s) having the greatest signal quality measure (e.g., power setting) are preferably selected for off-loading, since such are typically in regions having the greatest overlap with other sectors (e.g., close to the antennas). The selected subscriber(s) are transferred to an alternate sector, preferably one having the best received signal quality with the subscriber and also having loading beneath the loading threshold.
    • 用于在窄波束扇区之间分配用户的方法在第一实施例中包括当当前扇区加载超过加载阈值时将用户卸载到备用扇区。 优选地选择具有最大信号质量测量(例如,功率设置)的用户来进行卸载,因为这样的通常在与其他扇区(例如,靠近天线)具有最大重叠的区域中。 所选择的用户被传送到替代扇区,优选地,具有与订户具有最佳接收信号质量的一个,并且还具有负载阈值以下的负载。
    • 9. 发明授权
    • Method and apparatus for increasing service efficacy in an ad-hoc mesh network
    • 用于增加ad-hoc网状网络中的服务功效的方法和装置
    • US06640087B2
    • 2003-10-28
    • US10020328
    • 2001-12-12
    • John Douglas ReedJack Anthony Smith
    • John Douglas ReedJack Anthony Smith
    • H04B715
    • H04W88/02H04W4/00H04W84/18
    • A method of and wireless communications unit (WCU) for providing service in a mesh network includes a receiver for receiving a first signal from a first WCU in the mesh network; a directional antenna system for coupling the signal to the receiver, the signal arriving from a first selected one of a first plurality of directions; a controller to control the directional antenna system such that the signal is coupled to the receiver according too a local predetermined pattern of the first plurality of directions; and a transmitter to send a second signal in a second selected one of the first plurality of directions, where the controller interrupts the local predetermined pattern and selects the second direction.
    • 用于在网状网络中提供服务的方法和无线通信单元(WCU)包括:接收器,用于从网状网络中的第一WCU接收第一信号; 用于将信号耦合到接收器的定向天线系统,从第一多个方向中的第一选定的一个方向到达的信号; 控制器,用于控制所述定向天线系统,使得所述信号根据所述第一多个方向的局部预定模式耦合到所述接收机; 以及发射器,用于在所述第一多个方向中的第二选定的一个方向上发送第二信号,其中所述控制器中断所述局部预定模式并选择所述第二方向。