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    • 83. 发明授权
    • Receiver
    • 接收器
    • US09588167B2
    • 2017-03-07
    • US14570279
    • 2014-12-15
    • KABUSHIKI KAISHA TOKAI RIKA DENKI SEISAKUSHO
    • Masanori Kosugi
    • G01R31/04H04B1/18
    • G01R31/04H04B1/18
    • A receiver includes an internal antenna installed on a substrate and capable of receiving a wireless signal, and an external antenna connected to a connector, which is arranged on the substrate, and capable of receiving the wireless signal. A demodulator is arranged on the substrate and demodulates the wireless signals received through the internal antenna and the external antenna. An applying circuit is arranged on the substrate and applies a voltage to the external antenna via the connector. A disconnection detector is arranged on the substrate and detects whether the external antenna is disconnected based on a voltage or current applied by the applying circuit. The internal antenna forms a part of the applying circuit.
    • 接收机包括安装在基板上并且能够接收无线信号的内部天线,以及连接到连接器的外部天线,其布置在基板上,并且能够接收无线信号。 解调器布置在基板上,并解调通过内部天线和外部天线接收的无线信号。 施加电路设置在基板上,并通过连接器向外部天线施加电压。 在基板上设置断线检测器,根据施加电路施加的电压或电流,检测外部天线是否断开。 内部天线形成施加电路的一部分。
    • 86. 发明授权
    • Coaxial connector
    • 同轴连接器
    • US09551739B2
    • 2017-01-24
    • US14582385
    • 2014-12-24
    • MURATA MANUFACTURING CO., LTD.
    • Yoshihiro Osaki
    • G01R31/04H01R24/46H01R24/50H01R103/00
    • G01R31/04H01R24/46H01R24/50H01R2103/00
    • A coaxial connector including a connector main body is formed of an upper housing and a lower housing. An outer conductor includes a circular cylinder portion surrounding the periphery of a hole of the connector main body and configured to be inserted into an outer conductor of a mating coaxial connector. A main body portion is provided on the connector main body, and a fixation portion that is extended from the main body portion so as to sandwich the connector main body along with the main body portion. A fixed terminal is anchored to the connector main body. A movable terminal includes a fixation portion anchored to the connector main body, and a plate spring that extends from the fixation portion toward the fixed terminal and overlaps with the fixation portion at tip ends of the plate spring.
    • 包括连接器主体的同轴连接器由上壳体和下壳体形成。 外导体包括围绕连接器主体的孔的周边的圆柱形部分,并被构造成插入配合同轴连接器的外导体中。 主体部分设置在连接器主体上,以及固定部分,其从主体部分延伸以便与主体部分一起夹持连接器主体。 固定终端固定在连接器主体上。 可移动端子包括固定到连接器主体的固定部分,以及从固定部分朝向固定端子延伸并且在板簧的尖端处与固定部分重叠的板簧。
    • 90. 发明申请
    • POWER TRANSFORMERS USING OPTICAL CURRENT SENSORS
    • 使用光电流传感器的电力变压器
    • US20160291063A1
    • 2016-10-06
    • US15035386
    • 2014-11-12
    • James BLAKEAlan BAKERMichael PUTTJoseph H. SCHAEFERALSTOM TECHNOLOGY LTD
    • James BLAKEAlan BAKERJoseph H. SCHAEFFERMichael PUTT
    • G01R15/24G01R31/02G01R31/04
    • G01R15/24G01R15/246G01R31/027G01R31/04
    • Systems and methods according to these exemplary embodiments provide for methods and systems related to optical current sensors used to monitor standby power transformers, specifically fiber optical current and voltage sensors and, more particularly, to applications involving filters for use in such sensors, such as frequency tracking comb filters. According to one embodiment, a method for monitoring a connection condition of a stand by power transformer includes the steps of measuring a current flowing through a high voltage side of the standby power transformer using at least one optical current sensor disposed proximate to a current flow path of the high voltage side, using a comb filter to filter the measured current, determining whether the filtered, measured current is less than a predetermined threshold value; and generating an alarm indication that the high voltage side of the standby power transformer is unconnected.
    • 根据这些示例性实施例的系统和方法提供了与用于监视备用电力变压器,特别是光纤电流和电压传感器的光电流传感器相关的方法和系统,更具体地,涉及涉及用于这种传感器的滤波器的应用,例如频率 跟踪梳状滤波器 根据一个实施例,一种用于监视电力变压器支架的连接状况的方法包括以下步骤:使用至少一个光电流传感器来测量流过待机电力变压器的高压侧的电流, 使用梳状滤波器对所测量的电流进行滤波,确定滤波后的测量电流是否小于预定阈值; 并产生备用电力变压器的高压侧未连接的报警指示。