| Patents for G01R 35 - Testing or calibrating of apparatus covered by the other groups of this subclass (8,105) |
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| 10/07/2009 | CN201322795Y Pneumatic pressure wire connecting and disconnecting apparatus of electric energy meter |
| 10/07/2009 | CN201322794Y Self-correcting conical wire-connecting meter support of electric energy meter |
| 10/07/2009 | CN201322793Y Conical wire-connecting meter support of electric energy meter |
| 10/07/2009 | CN201322792Y Electric energy meter automatic standard apparatus for detecting production lines |
| 10/07/2009 | CN101551448A Method for testing frequency stabilization tester |
| 10/07/2009 | CN101551425A Sensor simulation automatic calibration method of device ageing screening lathe |
| 10/07/2009 | CN101551423A Thermal resistance simulation and calibration system for device ageing screening lathe |
| 10/07/2009 | CN101551412A Single-phase electric energy meter wiring device |
| 10/07/2009 | CN100547423C Calibration of tester and testboard by golden sample |
| 10/01/2009 | US20090243628 Systems and methods for online phase calibration |
| 10/01/2009 | US20090243594 Method and device for characterization of a magnetic field applied to a magnetic sensor |
| 10/01/2009 | US20090243586 Apparatus for testing a protective meausring or metering device as a constituent part of a high or medium voltage installation, more specifically of a utility protective relay, of a generator protective device, of a current meter, and so on, in a high or medium voltage installation |
| 09/30/2009 | CN201319066Y Electric energy meter measuring device for terminal user |
| 09/30/2009 | CN201319065Y Multifunctional testing device |
| 09/30/2009 | CN201319064Y Test circuit for field accuracy detection of high-voltage current transformer |
| 09/30/2009 | CN201319063Y Detecting and analyzing device of relay protection testing device |
| 09/30/2009 | CN101545963A High-performance current transformer intelligent analyzer |
| 09/30/2009 | CN101545962A Integral check system of FRA-type winding deformation tester |
| 09/30/2009 | CN101545961A System and method for polarity testing of electronic transformer |
| 09/30/2009 | CN101545941A Method and system for detecting failure of electric energy station loop |
| 09/30/2009 | CN101545939A System for verifying transient characteristics of electronic transformer compatible with IEC61850 protocol |
| 09/29/2009 | US7595645 Calibration circuit and semiconductor device incorporating the same |
| 09/24/2009 | US20090237096 Compensation Tool For Calibrating An Electronic Component Testing Machine To A Standardized Value |
| 09/24/2009 | US20090237091 Electrical tester setup and calibration device |
| 09/24/2009 | US20090237090 Method and system for adjusting characteristics of integrated relative humidity sensor |
| 09/24/2009 | US20090236511 Method for evaluating an image dataset acquired by a radiation-based image acquisition device |
| 09/24/2009 | DE102008014039A1 Anordnung zum Kalibrieren eines Vektornetzwerkanalysators Arrangement for calibrating a vector network |
| 09/23/2009 | EP2102671A2 Fault prediction in electric transmission networks |
| 09/23/2009 | CN101539617A Automatic holographic management system integrating detection of electric energy meter and warehousing management |
| 09/23/2009 | CN101539616A Method for detecting accuracy of optical current transformer for measuring |
| 09/23/2009 | CN100543491C Precision testing system of electrical energy meter electricity quick transient impulse group interference test |
| 09/22/2009 | US7593826 Calibration method for smart antenna arrays |
| 09/17/2009 | US20090234612 Parameter correction circuit and parameter correction method |
| 09/17/2009 | US20090234610 Arrangement for Calibrating a Vector Network Analyzer |
| 09/17/2009 | US20090234609 Battery capacity detection device for portable electronic apparatus and detection method thereof |
| 09/16/2009 | EP2101182A2 Vector network analyser calibration system |
| 09/16/2009 | CN201311489Y Standard detection device for high-voltage three-phase combined transformer |
| 09/16/2009 | CN201311488Y Check meter of arrester leakage current and action recorder |
| 09/16/2009 | CN101533082A Electric energy meter half wave rectification testing line |
| 09/16/2009 | CN101533081A Automatic detection device for railway signal microcomputer detecting system equipment |
| 09/16/2009 | CN101533080A System and detection method for digital adjustable precision direct current resistance |
| 09/16/2009 | CN101533048A Vector network analyser calibration system |
| 09/16/2009 | CN100541225C Harmonic current and inductive reactive power generator |
| 09/16/2009 | CN100541224C Method for calibrating and de-embedding, set of devices for de-embedding and vector network analyzer |
| 09/10/2009 | US20090224772 System and method for de-embedding a device under test employing a parametrized netlist |
| 09/10/2009 | US20090224766 Correction of sensor non-equipotentiality in a resistivity imaging device |
| 09/09/2009 | CN201307159Y Remote electric energy meter detection system |
| 09/09/2009 | CN201307158Y Hand-cranked discharge counter checker for arrester |
| 09/09/2009 | CN101526596A Measuring method for energy metering error of single-phase electric energy meter under dynamic load |
| 09/09/2009 | CN100538388C Electrical energy meter photohead universal adaptor |
| 09/09/2009 | CN100538387C Method of determining a zero point of a current sensor |
| 09/03/2009 | WO2009108422A2 Magnetic field sensor with automatic sensitivity adjustment |
| 09/03/2009 | US20090219011 Correcting Offset in Magneto-Resistive Devices |
| 09/02/2009 | CN101523227A Element judging device, method, program, recording medium and measuring device |
| 09/02/2009 | CN101520501A Probe card inclination adjusting method and inclination detecting method |
| 09/02/2009 | CN101520500A System and method for executing external calibration |
| 09/02/2009 | CN100535681C On-line calibration and checking method for current inductor transformation ratio and angle difference |
| 08/27/2009 | US20090212788 Conductivity Counter |
| 08/27/2009 | US20090212765 Magnetic field sensor with automatic sensitivity adjustment |
| 08/26/2009 | CN201298071Y Multifunctional impulse collecting error computation communication device |
| 08/26/2009 | CN201298051Y Radiator-type power attenuator |
| 08/26/2009 | CN101515030A Probe needle trace transfer member and probe apparatus |
| 08/26/2009 | CN101515029A Method and device for detecting abnormity of zero line of electric quantity metering device |
| 08/26/2009 | CN100533170C Calibrating device and testing system for testing channel of calibrating and testing apparatus |
| 08/26/2009 | CN100533158C Method and device of providing impedance calibration for source series terminated serial link transmitter |
| 08/25/2009 | US7580806 Apparatus and method for compensating clock period elongation during scan testing in an integrated circuit (IC) |
| 08/25/2009 | US7580805 Programmable calibration circuit for power supply current sensing and droop loss compensation |
| 08/20/2009 | US20090210184 Variation tolerant Network on Chip (NoC) with self-calibrating links |
| 08/19/2009 | CN201294152Y Microcomputer monitoring and harmony-eliminating device for voltage transformator |
| 08/19/2009 | CN201293832Y Test device for multifunctional current transformer |
| 08/19/2009 | CN201293810Y Detection device for control parameter of transformer iron core |
| 08/19/2009 | CN201293673Y Dynamic multipath synchronization detection device for metering device |
| 08/19/2009 | CN101512373A Error factor identification device, method, program, recording medium, output correction device having the device, and reflection coefficient measuring device |
| 08/19/2009 | CN101509967A Detecting line for detecting coupling effect of multiple switch assembly and detecting method thereof |
| 08/19/2009 | CN101509966A Automatic closed-loop management method for site test of transformer secondary circuit |
| 08/19/2009 | CN101509965A Zero electric voltage detecting and compensating apparatus for programmable power supply of simulation test system |
| 08/19/2009 | CN101509939A AC line short circuit protection arrangement and detecting method |
| 08/19/2009 | CN100529783C Calibration comparator circuit |
| 08/13/2009 | WO2009098816A1 Measurement error correcting method and electronic part characteristic measuring instrument |
| 08/13/2009 | US20090204352 Method for producing multidimensional calibrating patterns |
| 08/13/2009 | DE10361664B4 Energiezähleranordnung Energy meter arrangement |
| 08/12/2009 | CN201289525Y Checkout device for zinc oxide lightning arrester tester |
| 08/12/2009 | CN101504449A Experiment tester for spare power automatic switching apparatus |
| 08/12/2009 | CN101504448A Integral polarity test method for current mutual inductor |
| 08/11/2009 | US7574318 I/O port tester |
| 08/11/2009 | US7574317 Method for calibrating a filter, a calibrator and system including the same |
| 08/11/2009 | US7574315 Device and method for calibrating an image sensor |
| 08/11/2009 | US7573257 Method and apparatus for calibrating a gradiometer |
| 08/06/2009 | US20090195258 Controlling an analog signal in an integrated circuit |
| 08/05/2009 | CN201285444Y Electric energy meter calibration apparatus |
| 08/05/2009 | CN201285443Y Electric energy meter calibration apparatus preventing electricity from being stolen |
| 08/05/2009 | CN201285442Y Pressure-tight experiment apparatus for production line type electrical energy meter |
| 08/05/2009 | CN201285441Y Calibration apparatus for three-phase electric energy meter |
| 08/05/2009 | CN201285440Y Timing system for wireless communication |
| 08/05/2009 | CN201285439Y Integrated verification equipment for field CVT |
| 08/05/2009 | CN201285438Y Calibration system for digital AC/DC test instrument |
| 08/05/2009 | CN201285437Y Multichannel analogue cell instrument |
| 08/05/2009 | CN101501512A Method of designing an application specific probe card test system |
| 08/05/2009 | CN101498777A Detection apparatus for carrier wave electric energy meter |
| 08/05/2009 | CN101498776A Detection apparatus for pre-payment ammeter |