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    • 43. 发明授权
    • Adjustable wireless circuitry with antenna-based proximity detector
    • 可调无线电路,天线接近检测器
    • US08781420B2
    • 2014-07-15
    • US12759243
    • 2010-04-13
    • Robert W. SchlubRuben Caballero
    • Robert W. SchlubRuben Caballero
    • H04B7/04
    • H04W8/22H01Q1/243H04B1/401H04W4/12
    • An electronic device such as a portable electronic device has wireless communications circuitry. Antennas in the electronic device may be used in transmitting radio-frequency antenna signals. A coupler and antenna signal phase and magnitude measurement circuitry may be used to determine when external objects are in the vicinity of the antenna by making antenna impedance measurements. In-band and out-of-band phase and magnitude signal measurements may be made in determining whether external objects are present. Additional sensors such as motion sensors, light and heat sensors, acoustic and electrical sensors may produce data that can be combined with the proximity data gathered using the antenna-based proximity sensor. In response to detecting that an external object such as a user's body is within a given distance of the antenna, the electronic device may reduce transmit powers, switch antennas, steer a phased antenna array, switch communications protocols, or take other actions.
    • 诸如便携式电子设备的电子设备具有无线通信电路。 电子设备中的天线可以用于发送射频天线信号。 耦合器和天线信号相位和幅度测量电路可用于通过进行天线阻抗测量来确定外部物体何时位于天线附近。 可以在确定外部物体是否存在时进行带内和带外相位和幅度信号测量。 附加的传感器,例如运动传感器,光和热传感器,声学和电传感器可以产生可以与使用基于天线的接近传感器收集的邻近数据组合的数据。 响应于检测到诸如用户身体的外部对象在天线的给定距离内,电子设备可以降低发射功率,切换天线,引导相控天线阵列,切换通信协议或采取其他动作。
    • 45. 发明授权
    • Antennas for handheld electronic devices
    • 手持电子设备天线
    • US08138977B2
    • 2012-03-20
    • US11890865
    • 2007-08-07
    • Zhijun ZhangFletcher R. RothkopfRobert W. SchlubRuben Caballero
    • Zhijun ZhangFletcher R. RothkopfRobert W. SchlubRuben Caballero
    • H01Q1/24
    • H01Q1/243H01Q1/36H01Q1/38H01Q9/0414H01Q9/42H01Q21/28
    • Handheld electronic devices are provided that contain wireless communications circuitry. The wireless communications circuitry may include antenna structures. An antenna may be located in an upper right corner of the handheld device as the handheld device is operated in a portrait mode. When the handheld device is rotated counterclockwise and operated in a landscape mode, the antenna is located in an unobstructed upper left corner of the device. The antenna may be formed from a strip of conductor. A proximal end of the strip of conductor may be connected to a transmission line. A distal end of the strip of conductor may be routed away from housing surfaces by bends formed in the strip. A printed circuit board in the handheld electronic device may have a hole. The distal end of the strip of conductor may be located adjacent to the hole.
    • 提供了包含无线通信电路的手持电子设备。 无线通信电路可以包括天线结构。 当手持设备以肖像模式操作时,天线可以位于手持设备的右上角。 当手持设备逆时针旋转并以横向模式操作时,天线位于设备的无障碍左上角。 天线可以由导体条形成。 导体条的近端可以连接到传输线。 导体条带的远端可以通过形成在条带中的弯曲而远离壳体表面。 手持电子设备中的印刷电路板可以具有孔。 导体条的远端可以位于邻近孔的位置。
    • 49. 发明授权
    • Multiband antenna for handheld electronic devices
    • 用于手持电子设备的多频带天线
    • US07768462B2
    • 2010-08-03
    • US11895053
    • 2007-08-22
    • Zhijun ZhangRobert W. SchlubRobert J. HillRuben Caballero
    • Zhijun ZhangRobert W. SchlubRobert J. HillRuben Caballero
    • H01Q1/24H01Q1/48
    • H01Q21/28H01Q1/243H01Q9/0457H01Q9/26H01Q13/106
    • A handheld electronic device is provided that contain wireless communications circuitry. The wireless communications circuitry may include antenna structures. A first antenna may handle first and second communications bands. A second antenna may handle additional communications bands. The first and second antennas may be located at opposite ends of the handheld electronic device. Conductive structures in the handheld electronic device may form an antenna ground plane. The antenna ground plane may have portions defining an antenna slot. An L-shaped antenna resonating element may be located adjacent to the slot. In the first communications band, the L-shaped antenna resonating element may serve as a non-radiating coupling stub that excites the antenna slot. In the second communications band, the L-shaped antenna resonating element may transmit and receive radio-frequency signals.
    • 提供了一种包含无线通信电路的手持式电子设备。 无线通信电路可以包括天线结构。 第一天线可以处理第一和第二通信频带。 第二天线可以处理额外的通信频带。 第一和第二天线可以位于手持电子设备的相对端。 手持电子设备中的导电结构可以形成天线接地平面。 天线接地平面可以具有限定天线槽的部分。 L形天线谐振元件可以位于与槽相邻的位置。 在第一通信频带中,L形天线谐振元件可以用作激发天线槽的非辐射耦合短线。 在第二通信频带中,L形天线谐振元件可以发射和接收射频信号。