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    • 4. 发明申请
    • Core antenna for EAS and RFID applications
    • 用于EAS和RFID应用的核心天线
    • US20060176229A1
    • 2006-08-10
    • US11051235
    • 2005-02-04
    • Richard CopelandStewart HallWilliam Farrell
    • Richard CopelandStewart HallWilliam Farrell
    • H01Q7/08
    • H01Q7/08G06K7/10336H01Q19/104H01Q21/24
    • A core antenna system for use in electronic article surveillance (EAS) and radio frequency identification (RFID) systems. The core antenna system may include a core antenna. The core antenna may include a core, a first resonant winding disposed around at least a portion of the core, the first resonant winding having a first number of winding turns N1, and a second non-resonant winding disposed around at least a portion of the core, the second non-resonant winding having a second number of winding turns N2, the second number of turns greater than or equal to the first number of turns. The core antenna may be mounted on a shield plate and tuned to an operating frequency on the shield plate such that when the shielded core antenna is further mounted on a mounting surface, e.g., of a checkstand, no significant de-tuning of the antenna takes place.
    • 用于电子物品监控(EAS)和射频识别(RFID)系统的核心天线系统。 核心天线系统可以包括核心天线。 核心天线可以包括芯,围绕芯的至少一部分设置的第一谐振绕组,第一谐振绕组具有第一数量的绕组匝N1和第二非谐振绕组,其围绕至少一部分绕组 所述铁芯,所述第二非谐振绕组具有第二数量的绕组匝数N 2,所述第二匝数大于或等于所述第一匝数。 核心天线可以安装在屏蔽板上并被调谐到屏蔽板上的工作频率,使得当屏蔽的核心天线进一步安装在例如校验台的安装表面上时,天线的显着的去调整不会 地点。
    • 6. 发明授权
    • Wide exit electronic article surveillance antenna system
    • 宽出口电子物品监控天线系统
    • US07091858B2
    • 2006-08-15
    • US10341824
    • 2003-01-14
    • Richard L. CopelandStewart HallWilliam Farrell
    • Richard L. CopelandStewart HallWilliam Farrell
    • G08B13/14
    • H01Q1/2216G06K7/10336G08B13/2474H01Q1/22H01Q7/00H01Q7/08H01Q21/24
    • An electronic article surveillance antenna system for wide exit interrogation zones is provided. In a first aspect, a first and a second transmit antenna, each adapted for installation on opposite sides of a wide interrogation zone. A third transmit antenna is adapted for installation adjacent the ceiling of the wide interrogation zone. The first, second, and third transmit antennas are connectable to a transmitter for generation of an interrogation signal for transmission into the wide interrogation zone. A plurality of amorphous core receiver antennas are adapted for installation in the grout region of a floor of the wide interrogation zone. The output of each of the plurality of amorphous core receiver antennas are connectable to a receiver for detection of a response signal from an electronic article surveillance tag disposed in the wide interrogation zone. The response signal is responsive to the interrogation signal. The plurality of amorphous core receiver antennas can be configured in a plurality of orthogonal pairs of amorphous core receiver antennas. In a second aspect, the transmit antennas are loop antennas and the receiver is comprised of a plurality of amorphous core receivers adapted for installation on opposite sides and the ceiling of the wide entrance.
    • 提供了用于宽出口询问区的电子物品监控天线系统。 在第一方面,一种第一和第二发射天线,每个天线适于安装在广泛讯问区的相对两侧。 第三个发射天线适于安装在广泛询问区的天花板附近。 第一,第二和第三发射天线可连接到发射机,用于产生询问信号以传输到广泛讯问区。 多个非晶核接收天线适于安装在宽询问区的地板的灌浆区域中。 多个无定形核心接收机天线中的每一个的输出可连接到用于检测来自设置在广泛询问区域中的电子物品监视标签的响应信号的接收器。 响应信号响应询问信号。 多个非晶核接收机天线可以配置在多个正交非对称核心接收机天线对中。 在第二方面,发射天线是环形天线,并且接收器由适于安装在宽入口的相对侧和天花板上的多个非晶核心接收器组成。
    • 9. 发明申请
    • Method and system for powering a device using a data communications signal line
    • 使用数据通信信号线为设备供电的方法和系统
    • US20070168596A1
    • 2007-07-19
    • US11334925
    • 2006-01-19
    • Stewart HallJames Cook
    • Stewart HallJames Cook
    • G06F13/20
    • H04L12/10H04L12/40045H04L12/403H04L2012/4026
    • A system and method for transferring power using a data communications signal line. The data communications signal line is in a high impedance powerless state when idle. A main device is electrically coupled to the data communications signal line. The main device generates and transmits a signal on the data communications signal line. The signal includes power generation and non-power generation characters. A peripheral device is electrically coupled to the data communications signal line. The peripheral device has a functional unit arranged to perform a desired function for the peripheral device. A power conversion module is electrically coupled to the data communications signal line and receives the signal. The power conversion module converts power from the received signal to a form suitable for storage. A controller is in electrical communication with the functional unit and the power conversion module. The controller receives the power generation and non-power generation characters, strips the power generation characters from the signal and transmits the non-power generation characters to the functional unit.
    • 一种使用数据通信信号线传送电力的系统和方法。 空闲时,数据通信信号线处于高阻抗无功状态。 主装置电耦合到数据通信信号线。 主设备在数据通信信号线上生成并发送信号。 该信号包括发电和非发电字符。 外围设备电耦合到数据通信信号线。 外围设备具有布置成对外围设备执行所需功能的功能单元。 电力转换模块电耦合到数据通信信号线并接收该信号。 功率转换模块将来自接收信号的功率转换成适合于存储的形式。 控制器与功能单元和电源转换模块进行电气通信。 控制器接收发电和非发电字符,从信号中剥离发电字符,并将非发电字符发送到功能单元。