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    • 1. 发明申请
    • Apparatus, system, and method for transmission antenna switching in a portable communication device
    • 用于便携式通信设备中的发射天线切换的装置,系统和方法
    • US20070093282A1
    • 2007-04-26
    • US11257725
    • 2005-10-25
    • Henry ChangDoug DunnGregory Poilasne
    • Henry ChangDoug DunnGregory Poilasne
    • H04M1/00
    • H04B7/0608
    • An apparatus, system, and method manage a transmission antenna system by measuring an antenna performance indicator of an alternate antenna configuration during a reduced data rate transmission. After an antenna performance indicator is measured in a current (first) antenna system configuration, the antenna system is configured to an alternate (second) configuration during a reduced data rate transmission and the antenna performance indicator of the alternate (second) configuration is measured. The antenna performance indicators for both configurations are evaluated to determine the optimum antenna system configuration for transmission. If the alternate (second) configuration will result in decreased performance, the antenna system is changed back to the first antenna system configuration. Otherwise, the alternate (second) configuration is defined as the current configuration and the first antenna configuration is evaluated during reduced rate transmissions.
    • 一种装置,系统和方法通过在减小的数据速率传输期间测量替代天线配置的天线性能指标来管理发射天线系统。 在当前(第一)天线系统配置中测量天线性能指示符之后,在降低的数据速率传输期间天线系统被配置为交替(第二)配置,并且测量交替(第二)配置的天线性能指示符。 评估两种配置的天线性能指标,以确定用于传输的最佳天线系统配置。 如果交替(第二)配置将导致性能下降,则天线系统将改回第一天线系统配置。 否则,替代(第二)配置被定义为当前配置,并且在降低速率传输期间评估第一天线配置。
    • 2. 发明授权
    • Apparatus, system, and method for transmission antenna switching in a portable communication device
    • 用于便携式通信设备中的发射天线切换的装置,系统和方法
    • US08666445B2
    • 2014-03-04
    • US11257725
    • 2005-10-25
    • Henry ChangDoug DunnGregory Poilasne
    • Henry ChangDoug DunnGregory Poilasne
    • H04M1/00H04B7/185
    • H04B7/0608
    • An apparatus, system, and method manage a transmission antenna system by measuring an antenna performance indicator of an alternate antenna configuration during a reduced data rate transmission. After an antenna performance indicator is measured in a current (first) antenna system configuration, the antenna system is configured to an alternate (second) configuration during a reduced data rate transmission and the antenna performance indicator of the alternate (second) configuration is measured. The antenna performance indicators for both configurations are evaluated to determine the optimum antenna system configuration for transmission. If the alternate (second) configuration will result in decreased performance, the antenna system is changed back to the first antenna system configuration. Otherwise, the alternate (second) configuration is defined as the current configuration and the first antenna configuration is evaluated during reduced rate transmissions.
    • 一种装置,系统和方法通过在减小的数据速率传输期间测量替代天线配置的天线性能指标来管理发射天线系统。 在当前(第一)天线系统配置中测量天线性能指示符之后,在降低的数据速率传输期间天线系统被配置为交替(第二)配置,并且测量交替(第二)配置的天线性能指示符。 评估两种配置的天线性能指标,以确定用于传输的最佳天线系统配置。 如果交替(第二)配置将导致性能下降,则天线系统将改回第一天线系统配置。 否则,替代(第二)配置被定义为当前配置,并且在降低速率传输期间评估第一天线配置。
    • 6. 发明授权
    • Mobile station acquisition state antenna tuning systems and methods
    • 移动台采集状态天线调谐系统及方法
    • US07796963B2
    • 2010-09-14
    • US11062214
    • 2005-02-17
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • H04B1/18
    • H04B1/18H04B1/0458
    • Wireless communication device tuning an antenna matching circuit to favor a receive band efficiency over a transmit band efficiency in an acquisition state. Systems and methods are provided that increase the antenna efficiency in the receive band when the wireless communication device is searching for a synchronization message in order to acquire a communication channel. The antenna efficiency may be changed incrementally or may be optimized completely for the receive frequency. The increase in antenna efficiency in the receive band is accomplished by tuning the antenna matching circuit. One way to tune the antenna matching circuit is to apply a voltage to a ferro-electric capacitor in the matching circuit, thereby changing the capacitance of the ferro-electric capacitor, thereby changing the impedance of the matching circuit.
    • 调谐天线匹配电路的无线通信设备有利于在采集状态下的发射频带效率的接收频带效率。 提供了当无线通信设备正在搜索同步消息以便获取通信信道时增加接收频带中的天线效率的系统和方法。 天线效率可以逐渐改变,或者可以针对接收频率进行完全优化。 通过调谐天线匹配电路来实现接收频带中天线效率的提高。 调谐天线匹配电路的一种方法是在匹配电路中向铁电电容器施加电压,从而改变铁电电容器的电容,从而改变匹配电路的阻抗。
    • 8. 发明授权
    • Mobile station traffic state antenna tuning systems and methods
    • 移动台流量状态天线调谐系统及方法
    • US08396431B2
    • 2013-03-12
    • US11062239
    • 2005-02-17
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • H04B1/40
    • H04B1/0458H04W52/04
    • Wireless communication device antenna matching circuit tuning responsive to power control signals, and, optionally, responsive to received signal quality indicators in a traffic channel. Systems and methods are provided that increase the antenna efficiency in either the transmit frequency or the receive frequency as needed, based on fading and environmental conditions, non-ideal antenna efficiency balance, mobile station forward versus reverse link usage and system forward versus reverse link usage. The antenna efficiency may be changed incrementally or may be optimized completely for the transmit frequency or the receive frequency. The re-balancing is accomplished by tuning the antenna matching circuit. One way to tune the antenna matching circuit is to apply a voltage to a ferro-electric capacitor in the matching circuit, thereby changing the capacitance of the ferro-electric capacitor, thereby changing the impedance of the antenna system.
    • 响应于功率控制信号的无线通信设备天线匹配电路调谐,以及可选地响应于业务信道中接收到的信号质量指示符。 提供了系统和方法,其基于衰落和环境条件,非理想天线效率平衡,移动台正向与反向链路使用以及系统正向与反向链路使用,根据需要在发射频率或接收频率中增加天线效率 。 天线效率可以增量地改变,或者可以针对发射频率或接收频率被完全改善。 通过调谐天线匹配电路实现重新平衡。 调整天线匹配电路的一种方式是在匹配电路中向铁电电容器施加电压,从而改变铁电电容器的电容,从而改变天线系统的阻抗。
    • 9. 发明授权
    • Mobile station access and idle state antenna tuning systems and methods
    • 移动台接入和空闲状态天线调谐系统及方法
    • US07577411B2
    • 2009-08-18
    • US11062242
    • 2005-02-17
    • Henry ChangGregory PoilasneJorge Fabrega-Sanchez
    • Henry ChangGregory PoilasneJorge Fabrega-Sanchez
    • H04B1/18
    • H04B1/18H04B1/0458
    • Wireless communication device tuning an antenna matching circuit responsive to a receive signal quality indicator and, optionally, responsive to a failed access probe is provided. Systems and methods are provided that increase the antenna efficiency in either the transmit frequency or the receive frequency in an idle or access state as needed, based on fading conditions, non-ideal antenna efficiency balance, mobile station forward versus reverse link usage and system forward versus reverse link usage. The antenna efficiency may be changed incrementally or may be optimized completely for the transmit frequency or the receive frequency. The re-balancing is accomplished by tuning the antenna matching circuit. One way to tune the antenna matching circuit is to apply a voltage to a ferro-electric capacitor in the matching circuit, thereby changing the capacitance of the ferro-electric capacitor, thereby changing the impedance of the matching circuit.
    • 无线通信设备响应于接收信号质量指示符调谐天线匹配电路,并且可选地响应于故障接入探测器。 提供了系统和方法,其基于衰落条件,非理想天线效率平衡,移动台正向与反向链路使用和系统转发,在空闲或接入状态下在发射频率或接收频率中增加天线效率 与反向链路使用。 天线效率可以增量地改变,或者可以针对发射频率或接收频率被完全改善。 通过调谐天线匹配电路实现重新平衡。 调谐天线匹配电路的一种方法是在匹配电路中向铁电电容器施加电压,从而改变铁电电容器的电容,从而改变匹配电路的阻抗。
    • 10. 发明申请
    • Mobile station acquisition state antenna tuning systems and methods
    • 移动台采集状态天线调谐系统及方法
    • US20060183442A1
    • 2006-08-17
    • US11062214
    • 2005-02-17
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • Henry ChangJorge Fabrega-SanchezGregory Poilasne
    • H04B1/04H04B1/18
    • H04B1/18H04B1/0458
    • Wireless communication device tuning an antenna matching circuit to favor a receive band efficiency over a transmit band efficiency in an acquisition state. Systems and methods are provided that increase the antenna efficiency in the receive band when the wireless communication device is searching for a synchronization message in order to acquire a communication channel. The antenna efficiency may be changed incrementally or may be optimized completely for the receive frequency. The increase in antenna efficiency in the receive band is accomplished by tuning the antenna matching circuit. One way to tune the antenna matching circuit is to apply a voltage to a ferro-electric capacitor in the matching circuit, thereby changing the capacitance of the ferro-electric capacitor, thereby changing the impedance of the matching circuit.
    • 调谐天线匹配电路的无线通信设备有利于在采集状态下的发射频带效率的接收频带效率。 提供了当无线通信设备正在搜索同步消息以便获取通信信道时增加接收频带中的天线效率的系统和方法。 天线效率可以逐渐改变,或者可以针对接收频率进行完全优化。 通过调谐天线匹配电路来实现接收频带中天线效率的提高。 调谐天线匹配电路的一种方法是在匹配电路中向铁电电容器施加电压,从而改变铁电电容器的电容,从而改变匹配电路的阻抗。