| Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850) |
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| 04/25/2012 | CN102426285A Current sensor used for bidirectional current sampling |
| 04/25/2012 | CN102426284A 适用于高频降压型电压转换器的无损电感电流检测电路 Apply a high-frequency step-down voltage converter inductor current detection circuit Lossless |
| 04/25/2012 | CN102426283A 一种静电除尘器极板电流密度和波形测试系统 An electrostatic precipitator plate current density and wave test system |
| 04/25/2012 | CN102426282A 无刷直流电动机系统及无刷直流电动机力矩电流检测电路 Brushless DC motor system and brushless DC motor torque current detection circuit |
| 04/25/2012 | CN102426274A High voltage generator provided with leakage current meter |
| 04/25/2012 | CN102012454B 永磁直流无刷无霍尔电机反电动势的过零检测方法及装置 Brushless permanent magnet DC motors without Hall zero-crossing detection method and apparatus of the back EMF |
| 04/25/2012 | CN101865942B 一种小功率甲醇燃料电池的电压巡回测量电路 A small-power methanol fuel cell voltage measuring circuit tour |
| 04/24/2012 | US8165835 Complex wavelet filter based power measurement and calibration system |
| 04/24/2012 | US8164480 Remote module for utility meters |
| 04/24/2012 | US8164474 Intelligent patching infastructure management system |
| 04/24/2012 | US8164362 Single-ended sense amplifier with sample-and-hold reference |
| 04/19/2012 | WO2012051414A1 Bridge sensor compensation and isolated output |
| 04/19/2012 | WO2012050950A1 Digital frequency estimation based on quadratic forms |
| 04/19/2012 | WO2012050109A1 Voltage monitoring device of plural assembly battery |
| 04/19/2012 | WO2012050100A1 Voltage measurement device for plurality of assembled batteries |
| 04/19/2012 | WO2012049680A1 Wideband signal analyzer |
| 04/19/2012 | US20120091997 Detecting circuit for pixel electrode voltage of flat panel display device |
| 04/19/2012 | US20120091996 Current Sensor Array for Measuring Currents in a Primary Conductor |
| 04/19/2012 | US20120091993 Electronic apparatus, power feeding method, and power feeding system |
| 04/19/2012 | US20120091991 Electric current measuring apparatus |
| 04/19/2012 | US20120091990 Contact sensor, driver device, and care bed |
| 04/19/2012 | US20120091989 Power feeding device, power feeding method, and power feeding system |
| 04/19/2012 | US20120091988 Remote machine sentinel |
| 04/19/2012 | US20120091325 Dc bias evaluation in an ac coupled circuit via transient gain response |
| 04/19/2012 | CA2814461A1 Wideband signal analyzer |
| 04/18/2012 | CN202197084U 一种可报警不脱扣的实时在线显控漏电智能保护器 One kind can not trip the alarm display and control real-time online intelligence leakage protection |
| 04/18/2012 | CN202196121U 灵活的广域电网谐波同步监测系统 Flexible harmonic synchronous WAN Monitoring System |
| 04/18/2012 | CN202196117U Power quality disturbance data acquisition device |
| 04/18/2012 | CN202196116U 交流数字电流表 AC digital ammeter |
| 04/18/2012 | CN202196115U 电压过零检测装置及过零投切开关 Zero-voltage zero crossing detection device and switching switch |
| 04/18/2012 | CN202196114U 一种单模块雷电计数器 A single-module lightning counter |
| 04/18/2012 | CN202196113U 地面高位线缆电流测试器 Ground high current cable tester |
| 04/18/2012 | CN202196112U 一种静电除尘器极板电流密度和波形测试系统 An electrostatic precipitator plate current density and wave test system |
| 04/18/2012 | CN202196111U Monitoring device for zinc oxide lightning arrester |
| 04/18/2012 | CN202196110U 一种感应式高压支柱绝缘子带传感器 An inductive sensor with high voltage post insulators |
| 04/18/2012 | CN102419408A 基于负荷监测仪的单相断线故障区域的判定系统及其方法 Determination system and method based on single-phase disconnection fault zone load monitor |
| 04/18/2012 | CN102419401A 一种变配电站分布式电能计量系统 A variable power distribution stations distributed energy metering system |
| 04/18/2012 | CN102419393A Current sensor |
| 04/18/2012 | CN102419392A Device for digitally detecting amplitude of oscillating circuit |
| 04/18/2012 | CN102419391A Test pencil with light-emitting diode (LED) lamp |
| 04/18/2012 | CN102012447B 伸缩式钳形电流表 Telescopic clamp meter |
| 04/18/2012 | CN101865944B 埋地金属管道防护层安全预警及缺陷定位方法 Buried metal piping protective layer security warning and defect localization method |
| 04/18/2012 | CN101852823B 无接触式电压测量装置及无接触式电压测量方法 Non-contact voltage measurement apparatus and method for non-contact voltage measurement |
| 04/18/2012 | CN101719324B 电力系统计量回路中压降负荷试验仿真实训系统 Power system voltage drop across the load test measurement circuit simulation training system |
| 04/18/2012 | CN101571574B 水轮发电机转子阻尼绕组电流测量系统 Turbine generator rotor damper winding current measurement system |
| 04/18/2012 | CN101535818B 用于测量导线上的电压的方法和设备 Method and apparatus for measuring the voltage on the conductor |
| 04/18/2012 | CN101430349B 一种测量无间隙金属氧化物避雷器阻性电流的新方法 A new method of metal oxide surge arresters without gaps resistive current measurement |
| 04/18/2012 | CN101231312B 用于提高互感器准确度的设备及方法 Apparatus and method for improving the accuracy of the transformer |
| 04/18/2012 | CN101156075B 对测量传感器供能和向该测量传感器传送同步时钟信号的装置 Measuring sensor for measuring energy and sensor delivery device to the synchronous clock signals |
| 04/18/2012 | CN101044679B 高精度零交叉检测器及其方法 High-precision zero-crossing detector and method |
| 04/18/2012 | CA2755468A1 Clamp meter with detachable clamp and clamp storage area |
| 04/17/2012 | US8160829 Current measuring device and processing unit comprising one such device |
| 04/17/2012 | US8160828 Apparatus, method and program for design validity verification of electronic circuit board with regard to power supply noise suppression |
| 04/17/2012 | US8159210 System for automatically detecting power system configuration |
| 04/17/2012 | US8159189 Battery state of health monitoring system and method |
| 04/12/2012 | WO2012046537A1 Current sensor |
| 04/12/2012 | WO2012046097A1 Low-voltage exit detector, error detector, low-voltage safe controller, brown-out detection method, and brown-out self-healing method |
| 04/12/2012 | US20120089354 Determining Components of an Electric Service Using Tolerance Ranges |
| 04/12/2012 | US20120087052 Method and Structure for Detecting an Overcurrent in a Triac |
| 04/12/2012 | US20120086436 Determining Components of an Electric Service |
| 04/12/2012 | US20120086431 Vertical type sensor |
| 04/12/2012 | US20120086430 High-accuracy low-power current sensor with large dynamic range |
| 04/12/2012 | US20120086428 Identifying a Cable Path Using Light Emitting Diodes |
| 04/12/2012 | DE102011000396A1 Stromerfassungsvorrichtung Current detecting device |
| 04/12/2012 | DE102010042292A1 Verfahren zur Funktionsprüfung eines elektrischen Halbleiterschalters, Steuereinheit zur Durchführung des Verfahrens und Hausgerät mit einer solchen Steuereinheit A method for functional testing of an electrical semiconductor switch control unit for performing the method and household appliance having such a control unit |
| 04/12/2012 | DE102010038017A1 Method for determining maximum possible current flow in accumulator e.g. lithium ion accumulator, involves determining specific processing concept by comparing temperature actual value with temperature reference value |
| 04/11/2012 | EP2439547A1 Systems, methods and devices for monitoring a capacitor bank |
| 04/11/2012 | EP2439546A1 A method of detecting an overcurrent in a triac |
| 04/11/2012 | EP2439545A2 Power semiconductor device current detector circuit and detection method |
| 04/11/2012 | EP2438671A1 Current measurement in switched mode power supply |
| 04/11/2012 | CN202189392U 一种电磁计数器的电阻传感器读取装置 An electromagnetic counter reading device resistance sensor |
| 04/11/2012 | CN202189134U 电源故障监测装置 Power failure monitoring device |
| 04/11/2012 | CN202189109U 三相四线断线报警装置 Three phase four wire break alarm device |
| 04/11/2012 | CN202189108U 高压并联电容器在线监测装置 High voltage shunt capacitor line monitoring devices |
| 04/11/2012 | CN202189101U 一种手机充电器测试工装 One kind of mobile phone charger test tooling |
| 04/11/2012 | CN202189092U Independently packaged meter sensor |
| 04/11/2012 | CN202189089U 电压互感器二次回路电压损失量测试装置 Voltage transformer secondary circuit voltage loss test set |
| 04/11/2012 | CN202189088U 基于互感器和运算放大器结合的交流电压隔离测量电路 Transformers and operational amplifiers based on a combination of AC voltage measuring circuit isolation |
| 04/11/2012 | CN202189087U 一种交流电中检测直流分量的装置 One kind of alternating current apparatus for detecting a DC component |
| 04/11/2012 | CN202189086U 电力无线监控数传终端 Power wireless monitoring data transmission terminal |
| 04/11/2012 | CN202189085U 一种全失压检测芯片及电能表 An all loss of pressure sensing chip and power meter |
| 04/11/2012 | CN202189066U 一种接触电流测试工装 A contact-current test fixture |
| 04/11/2012 | CN202184194U 一种带有鞋头灯及电压报警的劳保鞋 Safety Shoes A shoe with a headlight and voltage alarm |
| 04/11/2012 | CN102411324A 电磁系统 Electromagnetic System |
| 04/11/2012 | CN102411085A 交流采集合并装置及其采集方法 Exchange merger acquisition device and collection methods |
| 04/11/2012 | CN102411084A 变压器铁芯接地电流在线监测装置及其监测方法 Ground current transformer core line monitoring device and monitoring methods |
| 04/11/2012 | CN102411083A 一种汽车用直流电压传感器 A vehicle with a DC voltage sensor |
| 04/11/2012 | CN102411082A 一种节能型过零检测电路及装置 An energy-saving and zero-crossing detection circuit device |
| 04/11/2012 | CN102411081A 分体式大电流直放霍尔电流传感器 Split large current Direct current sensor |
| 04/11/2012 | CN102411080A Optical electric field sensor |
| 04/11/2012 | CN102411079A 一种用于测量交直流电流的器件和包括该器件的断路器 A measuring device for AC and DC current of the device and includes a circuit breaker |
| 04/11/2012 | CN102407878A Electric power steering apparatus, malfunction judging method, and current estimating method |
| 04/11/2012 | CN101726655B 一种开关磁阻电机绕组电压的测量方法和检测装置 A switched reluctance motor winding voltage detection means and methods of measurement |
| 04/10/2012 | US8154371 Method and apparatus for adjusting displacement current in an energy transfer element |
| 04/10/2012 | US8152987 Method for ensuring and monitoring electrolyzer safety and performances |
| 04/05/2012 | WO2012041647A1 Arrangement for monitoring electrical power consumption |
| 04/05/2012 | WO2011153161A3 Stacked power supply monitor with sense-replica loop |
| 04/05/2012 | US20120084029 Electronic watt-hour meter managing multiple input signals and method of calculating watt-hours |
| 04/05/2012 | US20120081824 Method and apparatus for sub-harmonic protection |
| 04/05/2012 | US20120081103 Signal detection circuit, method and system |