| Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850) |
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| 09/14/2011 | CN102183546A Detection device and method for package interface of light emitting diode |
| 09/14/2011 | CN102183309A Power supply and distribution bus safety device |
| 09/14/2011 | CN101839939B Subnanosecond high-voltage pulse measurement system |
| 09/14/2011 | CN101762746B Cyclostationary demodulation method of complex gear transmission chain current signal based on entropy optimization |
| 09/14/2011 | CN101701975B Precise full-wave detection type current detection device |
| 09/14/2011 | CN101685108B Internal overvoltage online monitoring method for electric power system |
| 09/14/2011 | CN101672870B Manufacturing method of magneto-optic current transducer |
| 09/14/2011 | CN101655517B Voltage test circuit and voltage test method |
| 09/14/2011 | CN101584019B Magnetic monitoring of a faraday cup for an ion implanter |
| 09/14/2011 | CN101399018B Signal control circuit and method, LCD and time schedule controller thereof |
| 09/14/2011 | CN101371146B Voltage detection device and voltage detection method |
| 09/13/2011 | US8019547 Remotely reconfigurable system for mapping subsurface geological anomalies |
| 09/13/2011 | US8018253 Sense amplifier circuit and related configuration and operation methods |
| 09/13/2011 | US8018220 Electronic identification device and method |
| 09/13/2011 | US8018219 Method and apparatus for multiple electrical circuit mapping |
| 09/13/2011 | CA2375900C Apparatus and method for measuring a plurality of electrical signals from the body of a patient |
| 09/09/2011 | WO2011107184A1 Electronic component, in particular current sensor |
| 09/08/2011 | US20110218749 Branch circuit power monitoring apparatus & related methods |
| 09/08/2011 | US20110215794 Apparatus and method for monitoring output within a power strip |
| 09/08/2011 | US20110215793 Method and device for diagnosing signal status in measurement, drive, or control, and transformer used in the device |
| 09/08/2011 | DE102010009835A1 Elektronisches Bauelement insbesondere Stromsensor Electronic component in particular current sensor |
| 09/07/2011 | CN201966996U 带有电压电阻检测功能的手机 Phone detection function with a voltage across the resistor |
| 09/07/2011 | CN201966832U 一种多回路光伏直流汇流采集装置 A multi-loop solar collection device DC bus |
| 09/07/2011 | CN201966494U 一种开关柜智能操控装置 A switch cabinet intelligent control device |
| 09/07/2011 | CN201966448U 超负荷报警插座 Overload alarm socket |
| 09/07/2011 | CN201965721U 多方式安装的电气火灾监控探测器 Electrical fire detectors installed in multiple ways |
| 09/07/2011 | CN201965709U 一种电池组防盗装置 A battery pack antitheft device |
| 09/07/2011 | CN201965218U 一种应用于变频电源的电流测量电路 Applied to inverter power supply current measurement circuit |
| 09/07/2011 | CN201965204U 智能化高压开关机械特性综合测试系统 Intelligent high-voltage switch mechanical properties of Integrated Test System |
| 09/07/2011 | CN201965191U 电容器智能化装置 Capacitor intelligent device |
| 09/07/2011 | CN201965190U 一种直流系统绝缘检测装置 A DC system insulation monitoring device |
| 09/07/2011 | CN201965180U 电网监测脉冲输出装置 Grid monitoring pulse output device |
| 09/07/2011 | CN201965179U 一种测控电表 One kind of monitoring meter |
| 09/07/2011 | CN201965178U 异频线路参数测试仪 Iso-frequency line parameters Tester |
| 09/07/2011 | CN201965177U 串联电池组中的电池电压检测装置 Series battery in the battery voltage detection device |
| 09/07/2011 | CN201965176U 一种两级过流检测装置 A two-stage overcurrent detection device |
| 09/07/2011 | CN201965175U 跨步电压报警装置 Step voltage alarm device |
| 09/07/2011 | CN201965174U 一种用于高压电路的指示装置 Indicating means for a high voltage circuit |
| 09/07/2011 | CN201965173U 简易电子测量装置 Simple electronic measuring devices |
| 09/07/2011 | CN201965172U 一种新型的电源电压检测装置 A new supply voltage detecting means |
| 09/07/2011 | CN201965171U 一种宏电池的电流电位测量装置 The current potential of a macro cell measuring device |
| 09/07/2011 | CN201965170U 一种电压电流采集装置 A voltage-current collection device |
| 09/07/2011 | CN201965169U 一种电流检测电路 A current detection circuit |
| 09/07/2011 | CN201965168U Gis接触式光纤带电显示装置 Gis-contact optical fiber electric display device |
| 09/07/2011 | CN201965165U 一种用于高压线路检测的智能互感器及高压线路检测设备 A smart transformers and high-voltage lines and testing equipment to detect the high-voltage lines |
| 09/07/2011 | CN201960472U 带测电功能的电工钳 With the measured electrical function electricians pliers |
| 09/07/2011 | CN102176641A Realizing method and circuit structure of LC (Inductor-Capacitor) combined transformer and effective utilization of iron core of LC combined transformer |
| 09/07/2011 | CN102176587A Ampere meter type alternative current power supply socket plate |
| 09/07/2011 | CN102176114A Measuring device and method of measuring cyclic analog signal |
| 09/07/2011 | CN102175974A Device for detecting voltage of single battery in series lithium battery pack |
| 09/07/2011 | CN102175971A Relay state detection method and device of electric vehicle high-voltage system |
| 09/07/2011 | CN102175949A Circuit structure for online measuring breakage of battery charging circuit and measuring method thereof |
| 09/07/2011 | CN102175943A Load overcurrent protector state detection device and method |
| 09/07/2011 | CN102175937A Terminal operating current debugging system and method |
| 09/07/2011 | CN102175936A Unrestrictive expected operation life assessment method for distribution network lightning arrester under given confidence level |
| 09/07/2011 | CN102175925A Measuring device for measuring capacitance in parallel capacitor bank |
| 09/07/2011 | CN102175908A Method for detecting current by wiring parasitic resistors by using power tube |
| 09/07/2011 | CN102175907A Flexible wide area power grid phase measurement system |
| 09/07/2011 | CN102175906A Voltage detection method and charging device using same |
| 09/07/2011 | CN102175905A Zero crossing detecting circuit and device and warm air blower |
| 09/07/2011 | CN102175904A Measurement device for directly measuring voltage difference between two high voltage ends |
| 09/07/2011 | CN101701977B Single-ended electrical signal measuring instrument |
| 09/07/2011 | CN101634666B Ultra-high current Hall detection method and device |
| 09/07/2011 | CN101581748B Zinc oxide arrester on-line monitoring system |
| 09/07/2011 | CN101509940B Electric network influencing analytical method caused by big motor starting up |
| 09/06/2011 | US8013592 Method and apparatus for detecting the phase wiring of an arbitrary unknown phase voltage relative to a reference phase voltage |
| 09/06/2011 | US8013590 Sensor circuit |
| 09/06/2011 | US8013589 Semiconductor device |
| 09/01/2011 | WO2011103775A1 Generation device and method for nominal voltage |
| 09/01/2011 | US20110213354 Enhanced Lossless Current Sense Circuit |
| 09/01/2011 | US20110210724 Durability Enhanced and Redundant Embedded Sensors |
| 09/01/2011 | US20110210717 Apparatus and Methods for Mapping a Wired Network |
| 08/31/2011 | EP2362577A1 Analysing communication configuration in a process control system |
| 08/31/2011 | EP2362232A2 Monitoring unit for solar modules |
| 08/31/2011 | CN201956741U 电源分配器 Power Distributor |
| 08/31/2011 | CN201956149U 带雷击计数器避雷装置 With lightning counter lightning protection devices |
| 08/31/2011 | CN201955865U 电气火灾综合监控设备 Integrated electrical fire monitoring equipment |
| 08/31/2011 | CN201955426U 分布式电缆局部放电在线检测装置 Distributed cable line partial discharge detection device |
| 08/31/2011 | CN201955412U 绝缘在线监测系统 Insulation Monitoring System |
| 08/31/2011 | CN201955410U 避雷器远程在线监测装置 Arrester remote online monitoring device |
| 08/31/2011 | CN201955409U 一种按键控制板测试电路 One kind of button control panel test circuit |
| 08/31/2011 | CN201955406U 电流传感器采样电阻测试装置 Current sensor sampling resistance testing device |
| 08/31/2011 | CN201955396U 接地测显仪 Ground measurement display instrument |
| 08/31/2011 | CN201955394U 空调耗电量计量显示装置 Air-conditioning power consumption metering display device |
| 08/31/2011 | CN201955389U 单相交流电压电流采集电路 Single-phase AC voltage and current acquisition circuit |
| 08/31/2011 | CN201955388U 低功耗电力线载波过零检测电路 Low-power power line carrier zero-crossing detection circuit |
| 08/31/2011 | CN201955387U 载波通信用低功耗过零检测电路 Carrier communication with low power zero-crossing detection circuit |
| 08/31/2011 | CN201955386U 一种用于组合式过电压保护器的放电计数装置 A combined over-voltage protection device discharge count |
| 08/31/2011 | CN201955385U Shock hazard reminder |
| 08/31/2011 | CN201955384U 一种空调压缩机模拟负载反相检测装置 An air compressor simulated load inverting detection device |
| 08/31/2011 | CN201955383U 用于直接测量两个高电压端电压差的测量装置 Used to directly measure the voltage difference between two high-voltage terminal of the measuring device |
| 08/31/2011 | CN201955382U 交流电流与磁场强度测量仪 Alternating current and the magnetic field strength measuring instrument |
| 08/31/2011 | CN201955381U 一种超级电容器组合模块电压检测电路 A super-capacitor combination module voltage detection circuit |
| 08/31/2011 | CN201955380U 一种新型高电压光纤传感装置 A new high-voltage optical fiber sensing device |
| 08/31/2011 | CN201955379U 光纤型高电压监测装置 Fiber-type high voltage monitoring device |
| 08/31/2011 | CN201955374U 一种微电流检测放大装置 A micro current detection amplifier means |
| 08/31/2011 | CN201955364U 一种防烧数字式电流表 An anti-burn digital ammeter |
| 08/31/2011 | CN201955363U Pulse width adjustable current generation and detection circuit |
| 08/31/2011 | CN102171578A Apparatus and method for sensing a current leakage of a battery, and battery driving apparatus and battery pack including the apparatus |
| 08/31/2011 | CN102170141A Method and area electric power system detecting islanding by employing controlled reactive power injection by a number of inverters |