| Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850) |
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| 07/24/2014 | DE102013200764A1 Schaltung zur Erkennung eines Überstroms Circuit for detecting an overcurrent |
| 07/24/2014 | DE102013100638A1 Strommessgerät für Stromschienen Ammeter for tracks |
| 07/23/2014 | EP2757383A1 Rectifier identification method and device |
| 07/23/2014 | EP2756318A2 Current measurement |
| 07/23/2014 | CN203734521U 一种电池管理系统的能量复位监测电路 A battery management system for energy monitoring circuit reset |
| 07/23/2014 | CN203734512U 光伏变频器的直流电压采样电路 DC voltage sampling circuit photovoltaic inverter |
| 07/23/2014 | CN203734302U 一种数据信号线rs-485智能防雷器 A data signal line rs-485 intelligent mine |
| 07/23/2014 | CN203734294U 空调控制器及其过电流保护电路和采样电路 Air conditioning controller and over-current protection circuit and a sampling circuit |
| 07/23/2014 | CN203733968U 10kV高压接地线专用保安夹钳 10kV high voltage ground wire dedicated security clamp |
| 07/23/2014 | CN203733810U 一种基于电容结构的hemt栅泄漏电流分离结构 Based hemt gate leakage current of the capacitor structure separated structure |
| 07/23/2014 | CN203732702U 基于dsp与fpga的变频电源电参数测量系统 Dsp and fpga based power inverter electrical parameter measurement system |
| 07/23/2014 | CN203732695U 膜式燃气表控制电路的干电池电量侦测模块及控制电路 Diaphragm gas meter battery charge control circuit detection module and a control circuit |
| 07/23/2014 | CN203732655U 家用电器用电状态监测仪 Household appliances, power status monitor |
| 07/23/2014 | CN203732652U 一种电缆型故障指示器 A cable-type fault indicator |
| 07/23/2014 | CN203732635U 一种智能雷电监测装置 An intelligent lightning monitoring device |
| 07/23/2014 | CN203732626U 基于dsp的谐波检测装置 Harmonic detection device based on dsp |
| 07/23/2014 | CN203732620U 一种车载设备静态电流检测装置 A vehicle-mounted device quiescent current detection device |
| 07/23/2014 | CN203732619U 一种基于msp430f247ipm的三相电数据采集系统 Three-phase power data acquisition system based on a msp430f247ipm |
| 07/23/2014 | CN203732618U 一种电压监测装置 A voltage-monitoring device |
| 07/23/2014 | CN203732617U 一种用于电气火灾监控的漏电流采样电路 An electrical fire monitoring leakage current sampling circuit |
| 07/23/2014 | CN203732616U 一种链式svg功率单元支撑电容的检测电路 One kind of chain svg power unit support capacitance detection circuit |
| 07/23/2014 | CN203732615U 交流变频电机的机端电压测量仪 AC inverter motor terminal voltage measuring instrument |
| 07/23/2014 | CN203732614U 交流变频电机的机端电压测量装置 AC inverter motor terminal voltage measuring device |
| 07/23/2014 | CN203732613U 一种雷电电流峰值传感器 One kind of lightning peak current sensor |
| 07/23/2014 | CN203732612U 欠压闪烁指示灯 Brown flashing light |
| 07/23/2014 | CN203732611U 适用于超声波防垢除垢装置的故障检测及处理系统 Suitable for fault detection and processing system ultrasonic Anti-fouling device |
| 07/23/2014 | CN203732610U 一种电流检测装置 A current detection device |
| 07/23/2014 | CN203732609U 一种自动伸缩式验电器 An automatic retractable electroscope |
| 07/23/2014 | CN203732608U 一种针对架空线路故障指示器的闭合型磁路电流采集装置 One for overhead line fault indicator closed-type magnetic circuit current collection device |
| 07/23/2014 | CN203732607U 一种用于铁路信号区间闭塞装置的电缆电压诊断仪 A cable railway signal voltage range of diagnostic occlusion device |
| 07/23/2014 | CN203732606U 一种中性点经电阻接地电网绝缘参数测量装置 A neutral point of resistance grounding grid insulation parameter measurement device |
| 07/23/2014 | CN203732605U 电池电压检测电路 Battery voltage detection circuit |
| 07/23/2014 | CN203732604U 熔丝电流监测装置 Fuse current monitoring device |
| 07/23/2014 | CN203732603U 绝缘子污秽闪络预警系统 Insulator pollution flashover warning system |
| 07/23/2014 | CN203732602U 一种电流传感装置 A current sensing device |
| 07/23/2014 | CN203732601U 一种变压器在线监测系统 A transformer on-line monitoring system |
| 07/23/2014 | CN203732596U 一种电压互感器用玻璃釉高压分压电阻 A voltage-transformer with a high voltage divider resistors glass glaze |
| 07/23/2014 | CN103944591A 基于光学辅助的伪毫米波超宽带信号包络检测系统和方法 Pseudo-based optical aids millimeter wave ultra-wideband signal envelope detection system and method |
| 07/23/2014 | CN103944379A 直流转换开关降压开关电源 DC step-down switching power supply switch |
| 07/23/2014 | CN103941622A 基于fpga的高精度秒脉冲倍频出采样脉冲的方法 Fpga precision second pulse doubling the sampling pulse-based approach |
| 07/23/2014 | CN103941197A 直流电源成套设备纹波系数监测装置及其方法 DC power equipment monitoring device and method ripple factor |
| 07/23/2014 | CN103941161A 一种电缆护层电流及载流量在线监测系统 A cable sheath current and the carrying capacity of on-line monitoring system |
| 07/23/2014 | CN103941141A 一种漏电流检测电路、直流高压系统、检测方法和装置 A current detection circuit, a DC high voltage systems, leak detection method and apparatus |
| 07/23/2014 | CN103941140A 汽油机失火发生器故障自诊断系统 Gasoline engine misfire generator fault diagnosis system |
| 07/23/2014 | CN103941085A 低功耗电能采集装置 Low-power energy collection device |
| 07/23/2014 | CN103941080A 实时消除电机相电流温漂的方法 The method of real-time elimination of the motor phase current drift of |
| 07/23/2014 | CN103941079A 配电网pt在线监测及故障诊断系统 Distribution Network pt line monitoring and fault diagnosis system |
| 07/23/2014 | CN103941078A 高精度多路交流电流真有效值检测电路 High-precision multi-channel TRMS AC current detection circuit |
| 07/23/2014 | CN103941077A 变压器负荷采集装置 Transformer load collection device |
| 07/23/2014 | CN103941076A 轨道交通交流传动系统中间直流电压智能采集装置 Rail intermediate DC voltage AC drive system intelligence gathering apparatus |
| 07/23/2014 | CN103941075A 纳秒脉宽电化学加工脉冲实时检测方法及其电路 Ns pulse width electrochemical machining time detection method and circuit |
| 07/23/2014 | CN103941074A 一种精确测量任意节串联电池组中各单体电池电压的电路 An accurate measurement of any section of each series battery cell voltage circuit |
| 07/23/2014 | CN103941073A 一种判断级联换流器桥臂电流方向的装置 A cascaded inverter arm current direction judgment means |
| 07/23/2014 | CN103941072A 一种基于实数强跟踪滤波的电力信号突变参数测量方法 Power signals a strong tracking filter based on real mutation parameter measurement method |
| 07/23/2014 | CN103941071A 高铁牵引网供电系统地磁感应电流监测方法与装置 High-speed rail traction power supply system geomagnetic induced current network monitoring method and apparatus |
| 07/23/2014 | CN103941070A 电流测量装置和用于运行电流测量装置的方法 Method for operation of a current measuring device and the current measuring device |
| 07/23/2014 | CN103941069A 一种交流电流采样过程中直流偏置电压去除方法 An AC current sampling method for removing a DC bias voltage |
| 07/23/2014 | CN103941068A 一种用于测量阈值电压漂移的芯片上传感器 A method of measuring the threshold voltage shift on the sensor chip for |
| 07/23/2014 | CN103941067A 分体式霍尔电流传感器 Split Hall current sensors |
| 07/23/2014 | CN103941048A 一种测量保护压板对地电压的方法及专用接地接口 A measure of protection to ground voltage plate method and a dedicated ground interface |
| 07/23/2014 | CN103941046A 一种带电断接导线模拟检测装置及其检测方法 A live wire analog detection apparatus and method for detecting disconnection |
| 07/23/2014 | CN102735922B 一种低成本单相谐波电能表 A low-cost single-phase energy meter Harmonic |
| 07/23/2014 | CN102628889B 一种电压采样电路 A voltage-sampling circuit |
| 07/23/2014 | CN102621369B 基于电感等效串联电阻电位浮动的电流检测电路 Based on the potential of the floating equivalent series resistance of the inductor current sensing circuit |
| 07/23/2014 | CN102520234B 外检式同轴双极高低压交流声光验电器 External examination coaxial dual high voltage AC sound and light electroscope |
| 07/23/2014 | CN102193026B 用于处理保护继电器的输入数据的装置和方法 Apparatus and method for processing input data protection relay for |
| 07/23/2014 | CN102044978B 电源供应电路及其监控保护方法 Power supply circuit and method for monitoring and protection |
| 07/22/2014 | US8788226 Battery tester with high precision |
| 07/22/2014 | US8786297 Method of and circuit for brown-out detection |
| 07/22/2014 | US8785930 Method for indexing dies comprising integrated circuits |
| 07/17/2014 | US20140197817 Current Probe, Current Probe Measurement System, and Current Probe Measurement Method |
| 07/17/2014 | DE102013200636A1 Strommesseinrichtung und Verfahren zum Betrieb einer Strommesseinrichtung Current measuring device and method of operating a current measuring device |
| 07/17/2014 | DE102013200580A1 Messanordnung mit einem Messwiderstand Measuring arrangement with a measuring resistor |
| 07/17/2014 | DE102013200479A1 Messvorrichtung zum Bestimmen einer über einen Leiter übertragenen elektrischen Leistung Measuring device for determining a transmitted via a conductor electric power |
| 07/17/2014 | DE102013105419B3 EC-Motor mit dynamischer Bestimmung der Degradation der Optokoppler EC motor with dynamic determination of the degradation of the optocoupler |
| 07/17/2014 | DE102013100246A1 Stromsensor- und Entstörfilteranordnung, insbesondere für transformatorlose Photovoltaik-Wechselrichter Current sensor and Entstörfilteranordnung, especially for transformerless photovoltaic inverter |
| 07/17/2014 | DE102007060845B4 Stromsensor und Gussverfahren für denselben Current sensor and casting method for the same |
| 07/16/2014 | EP2755292A1 Distributed power generation system and method for operating same |
| 07/16/2014 | EP2754338A1 Current sensor and printed circuit board for this sensor |
| 07/16/2014 | EP2753942A1 Measuring device comprising a shunt and an electric counter comprising such a measuring device |
| 07/16/2014 | CN203722482U 变频器的过流检测电路、变频器和微波炉 Inverter overcurrent detection circuit, inverter and microwave |
| 07/16/2014 | CN203720291U 一种汽车电路排故检测工具 A vehicle detection circuit troubleshooting tool |
| 07/16/2014 | CN203720259U 一种尖峰电流的检测装置 One kinds spikes electric current of detecting device |
| 07/16/2014 | CN203720258U 一种电压电流暂态信号高速同步数据采样装置 A voltage-current transient signal high-speed synchronous data sampling device |
| 07/16/2014 | CN203720257U 超高压或特高压输电线路的近场区验电装置 Near-field region EHV or UHV power transmission line inspection devices |
| 07/16/2014 | CN203720256U 用于配电系统不平衡支路的分布式负载分析仪 Imbalance in the distribution system for a distributed load analyzer branch |
| 07/16/2014 | CN203720255U 一种直流母线电压录波装置 A DC bus voltage wave recording device |
| 07/16/2014 | CN203720254U 一种基于小型终端设备的过零检测电路系统 Based on the small terminal apparatus zero-crossing detection circuitry |
| 07/16/2014 | CN203720253U 一种掉电检测电路 One kind of brown-out detection circuit |
| 07/16/2014 | CN203720252U 一种验电器 One kind of electroscope |
| 07/16/2014 | CN203720251U 高压相序指示型带电显示装置 High-pressure phase sequence indication type electric display device |
| 07/16/2014 | CN203720250U 一种复合验电器 A composite electroscope |
| 07/16/2014 | CN203720249U 无线式高压带电变送器 Wireless high-voltage live Transmitter |
| 07/16/2014 | CN203720248U 基于自愈环路通信的电力电缆在线监测系统 Power cable line monitoring system based on self-healing path communication |
| 07/16/2014 | CN203720247U 一种电力直流系统短路电流测试装置 An electrical short circuit current DC system testing device |
| 07/16/2014 | CN203720246U 监狱高压电网高压输出检测电路 Prison voltage power grid high voltage output detector circuit |
| 07/16/2014 | CN203720245U 一种自动测量电机反电势的系统 An automatic measurement of motor back EMF of the system |
| 07/16/2014 | CN203720244U 一种霍尔电流传感器 One kind of Hall current sensors |
| 07/16/2014 | CN203720243U 一种用于避雷器泄漏电流检测的抗干扰装置 An arrester leakage current detection means for interference |
| 07/16/2014 | CN203720242U 一种轨道交通用牵引整流机组联调试验用直流测量系统 One kind of rail traction rectifier joint test with DC measurement system |