| Patents for G01R 19 - Arrangements for measuring currents or voltages or for indicating presence or sign thereof (29,850) |
|---|
| 01/25/2012 | CN101887102B Method for detecting solar cell failure |
| 01/25/2012 | CN101813748B Method for detecting noise of integrated circuit substrate |
| 01/25/2012 | CN101806824B Current sensor based on magneto-optic nonreciprocal MZ interference structure |
| 01/25/2012 | CN101789687B Average current mode controller based on inductance current self-calibration lossless detection |
| 01/25/2012 | CN101776523B Automatic guided vehicle maintenance and repair prompt guiding device |
| 01/25/2012 | CN101769996B High-voltage power supply debugging detector |
| 01/25/2012 | CN101707352B Method and device thereof for fault detection/protection for SVC system |
| 01/25/2012 | CN101441229B Electrifying information measuring device |
| 01/25/2012 | CN101258411B Initial phase detection system and method |
| 01/24/2012 | US8103401 Battery system for vehicle, on-vehicle battery module, and cell controller |
| 01/24/2012 | US8102169 Cable tracing system and method for cable management |
| 01/24/2012 | CA2484960C Status indicator |
| 01/20/2012 | DE202010008832U1 Einrichtung zur Erfassung der elektrischen Leistung, insbesondere der Wirkleistung und/oder der elektrischen Arbeit eines Verbrauchers Means for detecting the electric power, in particular the active power and / or electrical work of a load |
| 01/19/2012 | WO2012008990A1 System for digitizing a parameter having an unknown value |
| 01/19/2012 | WO2012008449A1 Battery pack voltage detection device |
| 01/19/2012 | WO2012007393A1 Method or voltage detection system for determining a correction parameter for a measurement channel and for detecting a terminal voltage of an electric motor |
| 01/19/2012 | WO2012007195A1 Current measurement apparatus and current measurement method thereof |
| 01/19/2012 | US20120016610 Temperature Measurement Devices |
| 01/19/2012 | US20120013471 Busway Joint Parameter Detection System |
| 01/19/2012 | US20120013282 Current Measuring Apparatus for Use with Electric Motors |
| 01/19/2012 | DE102010031430A1 Verfahren oder Spannungserfassungssystem zum Ermitteln eines Korrekturparameters für einen Messkanal und zum Erfassen einer Klemmenspannung eines Elektromotors A method or voltage detection system for detecting a correction parameter for a measuring channel and for detecting a terminal voltage of an electric motor |
| 01/19/2012 | DE102010027130A1 Modul und Anordnung zur Messung eines Hochfrequenzstroms durch einen Leiter And module arrangement for measuring a high frequency current through a conductor |
| 01/18/2012 | EP2407996A2 Current sensing arrangement in an inverter |
| 01/18/2012 | CN202121838U Insert type multifunctional light-emitting diode (LED) driving circuit |
| 01/18/2012 | CN202121269U Switch double measuring type signal noseplate |
| 01/18/2012 | CN202121091U Combined type grounding wire |
| 01/18/2012 | CN202120771U Multifunctional insulating rod |
| 01/18/2012 | CN202120697U Touch type lightning arrester with online monitoring device |
| 01/18/2012 | CN202119858U Grounding fault detection device of overhead high voltage lines |
| 01/18/2012 | CN202119829U Microbiological fuel cell voltage long-term timing acquisition system |
| 01/18/2012 | CN202119828U Wide-scope high-reliability digital input detection circuit |
| 01/18/2012 | CN202119827U Testing device of field emission and field ionization |
| 01/18/2012 | CN202119826U Lightning arrester on-line monitor |
| 01/18/2012 | CN202119825U 380V temporary load over-current alarm |
| 01/18/2012 | CN202119824U Data acquisition apparatus for monitoring urban network cable circulation current |
| 01/18/2012 | CN202119823U Intelligent on-line monitoring device for reactor iron core grounding current |
| 01/18/2012 | CN202119822U Hall electric quantity sensor |
| 01/18/2012 | CN202119821U Recognizing device of polarity electrification of DC transmission circuit |
| 01/18/2012 | CN202115370U DC110V overvoltage-undervoltage warning device for locomotive |
| 01/18/2012 | CN202112393U Electricity-measuring safe shoes |
| 01/18/2012 | CN102326170A Systems and methods of optical code reading using color imager |
| 01/18/2012 | CN102325206A Voltage pre-writing device and method for mobile terminal |
| 01/18/2012 | CN102323561A Pulse high-current amplitude calibrating device for semiconductor device test system |
| 01/18/2012 | CN102323551A Circuit for detecting locked point current of micro motor |
| 01/18/2012 | CN102323508A Performance online detection device of induction type oxide arrester |
| 01/18/2012 | CN102323492A Remote phasing device for cable lines and phasing method thereof |
| 01/18/2012 | CN102323480A Electric energy quality analyzing method based on Hilbert-Huang transform |
| 01/18/2012 | CN102323474A Digital readout ampere meter for detecting pulse current |
| 01/18/2012 | CN102323473A Long-term timing acquisition system for voltage of microbiological fuel cell |
| 01/18/2012 | CN102323472A Voltage zero crossing detection device and zero crossing fling-cut switch |
| 01/18/2012 | CN102323471A Induction type high-sensitivity electricity testing device |
| 01/18/2012 | CN102323470A Polarity electrified recognition device of direct-current transmission line |
| 01/18/2012 | CN102323469A System for monitoring state of harmonic load |
| 01/18/2012 | CN102323468A Optical fiber Fabry-Perot voltage sensor |
| 01/18/2012 | CN102323467A Giant magnetoresistive effect current sensor using amorphous alloy magnetic ring structure |
| 01/18/2012 | CN102323466A Weak signal acquisition and processing circuit |
| 01/18/2012 | CN102323465A Pincer-like meter type video camera recorder used for patrolling |
| 01/18/2012 | CN102013311B Pressure type current transformer |
| 01/18/2012 | CN101718810B Method for measuring ferroelectric hysteresis loop of leakage ferroelectric film |
| 01/18/2012 | CN101257201B Direct current protecting observe and control system |
| 01/17/2012 | CA2338687C Method and apparatus for deriving power system data from configurable source points |
| 01/12/2012 | WO2012005186A1 Voltage measuring circuit and method |
| 01/12/2012 | US20120010834 Information processing device and information processing method |
| 01/12/2012 | US20120010832 Monitoring method and monitoring device for an electrostatic coating plant |
| 01/12/2012 | US20120007613 Current sensing on a mosfet |
| 01/12/2012 | US20120007582 Medication delivery device |
| 01/12/2012 | US20120007581 Oscillator |
| 01/12/2012 | DE102011106297A1 Batterieanordnung für einen Kraftwagen Battery assembly for a motor vehicle |
| 01/12/2012 | DE102011012588A1 Verfahren und Vorrichtung zum Überwachen des Verlusts einer Masseisolierung einer Elektromotorantriebsschaltung A method and apparatus for monitoring the loss of a ground insulation of an electric motor drive circuit |
| 01/11/2012 | EP2405277A2 Systems and methods of RF power transmission, modulation, and amplification |
| 01/11/2012 | EP1960979B1 Power generator as an alarm sensor |
| 01/11/2012 | EP1728084B1 Measuring circuit for the output of a power amplifier and a power amplifier comprising the measuring circuit |
| 01/11/2012 | CN202111534U Induction power-taking device used for on-line monitoring of switch cupboard |
| 01/11/2012 | CN202111474U Closed-loop control system with rapid prediction response for active filter |
| 01/11/2012 | CN202110627U Full-monitoring residual current type electric fire monitoring detector |
| 01/11/2012 | CN202110240U Switch cabinet current fault detection device |
| 01/11/2012 | CN202110212U 放电电流计数器 Discharge current counter |
| 01/11/2012 | CN202110211U Surge counter |
| 01/11/2012 | CN202110210U 电火花传感器 EDM sensor |
| 01/11/2012 | CN202110209U Undervoltage acquisition circuit |
| 01/11/2012 | CN202110208U High voltage electroscope |
| 01/11/2012 | CN202110207U Device for increasing brightness of outdoor high-voltage equipotential flash type display |
| 01/11/2012 | CN202110206U Electric shock alarm circuit and drilling machine comprising same |
| 01/11/2012 | CN202110205U Failure current acquisition and storage device of switch cabinet |
| 01/11/2012 | CN202110204U Digital voltmeter power supply with automatic start and stop function and automatic identification function of alternating current and direct current |
| 01/11/2012 | CN202110032U Vacuum degree online monitoring device and vacuum degree online monitoring system |
| 01/11/2012 | CN202109984U Double-channel shaft vibration monitoring and protecting instrument |
| 01/11/2012 | CN102316674A Circuit board and method for detecting pressure drop of electronic component by using same |
| 01/11/2012 | CN102315622A Electric power conversion system and electric power conversion device |
| 01/11/2012 | CN102315562A Power supply socket device with multi-socket electricity utilization detection function and electricity utilization detection method |
| 01/11/2012 | CN102313873A Battery number detecting circuit and method and monitoring system |
| 01/11/2012 | CN102313856A Intelligent 10kV power line state sensor |
| 01/11/2012 | CN102313838A Intelligent load monitoring and mutual supplying method for distribution transformer |
| 01/11/2012 | CN102313837A Photovoltaic convergence detecting device |
| 01/11/2012 | CN102313836A Power switching circuit and overcurrent detection circuit |
| 01/11/2012 | CN102313835A Method for measuring electric parameter of gallium arsenide pseudomorphic HEMT (high electron mobility transistor) material |
| 01/11/2012 | CN102313834A Switching system, method and device of electric power data |
| 01/11/2012 | CN102313833A Voltage signal collector |
| 01/11/2012 | CN102313832A Leadframe current sensor |
| 01/11/2012 | CN102313831A Current sensor |