Patents
Sitemap › G01 - Measuring; Testing › G01R - Measuring electric variables; Measuring magnetic variables › G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups
Patents for G01R 29 - Arrangements for measuring or indicating electric quantities not covered by groups (11,937)
09/2003
09/12/2003WO2003075020A1 Device for the detection of electromagnetic pulses with short rise times and high voltage amplitudes
09/11/2003US20030171917 Method and device for analyzing a wave signal and method and apparatus for pitch detection
09/11/2003US20030169030 Receiving level measuring circuit
09/11/2003US20030169029 Apparatus and method for identifying cable phase in a three-phase power distribution network
09/10/2003EP1342094A1 Device for electromagnetic characterisation of a tested structure
09/10/2003EP1226443B1 Electromagnetic wave sensor
09/10/2003EP1125139A4 System for measuring noise figure of a radio frequency device
09/09/2003US6617860 Apparatus and method for detecting electromagnetic wave source, and method for analyzing the same
09/09/2003CA2243133C S/n measuring circuit and method, transmitting electric power control apparatus and digital communicating system
09/04/2003WO2003073680A2 Jitter measuring apparatus and method
09/04/2003WO2003073657A1 Polarized wave measuring apparatus, and antenna characteristic apparatus and radio wave measuring apparatus using the same
09/04/2003WO2003073280A1 Measuring apparatus and measuring method
09/04/2003WO2003073115A1 Measurement instrument and measurement method
09/04/2003WO2003073111A1 Protection device for three phase power line system
09/04/2003US20030167139 Electromagnetic emission source identification apparatus and associated method, computer device,and computer software program product
09/04/2003US20030164734 Electric field intensity detecting circuit and limiter amplifier
09/03/2003CN1439884A Piezoelectric ceramics transducer admittance circular graphic instruments
09/03/2003CN1439882A Electromagnetic field sensors
09/02/2003US6614235 Apparatus and method for detection and measurement of environmental parameters
09/02/2003US6614217 Power supply negative phase detecting circuit
09/02/2003US6613975 Member for assembling radio wave absorber and method of producing radio wave absorber
09/02/2003US6613209 Toner characterization cell
08/2003
08/28/2003WO2003071293A1 Method and system for sampling at least one antenna
08/28/2003WO2003052434A3 Method and device for the detection of non-homogeneities in the shielding behavior of shielded electric conductors
08/28/2003US20030160600 Method and apparatus for detecting current
08/27/2003EP0943174B1 Microwave active solid state cold/warm noise source
08/27/2003CN2569155Y Measurer for coil number
08/27/2003CN1119862C Method of measuring delay time and random pulse string generating circuit used in such method
08/21/2003WO2003069375A2 Lightning detection and data acquisition system
08/21/2003WO2003069361A1 Device for the detection of electromagnetic pulses having short rise times and high voltage amplitudes
08/21/2003WO2003019123A3 Apparatus and a method for pulse detection and characterization
08/21/2003US20030155942 Sensor array and method for detecting the condition of a transistor in a sensor array
08/21/2003DE20023302U1 Electromagnetic screening chamber for testing electronic device e.g. mobile telephone, with mechanical transmission of operating force for operating elements of device within screening chamber
08/21/2003CA2476199A1 Lightning detection and data acquisition system
08/20/2003EP1336855A2 Method and apparatus for detecting electromagnetic interference
08/20/2003EP1336112A2 Method and system for automated measuring of electromagnetic emissions
08/19/2003US6608483 Quadrature differential charge commutation sensor enabling wide bandwith field mills and other electrostatic field measuring devices
08/14/2003WO2003050547A3 Electric field sensor
08/14/2003US20030154043 Resolution in measuring the pulse width of digital signals
08/14/2003US20030151464 Jitter estimation for a phase locked loop
08/14/2003US20030151398 Lightning detection and data acquisition system
08/14/2003US20030151397 Lightning detection and data acquisition system
08/12/2003US6606064 Systems and methods for using a closed field antenna for air interface testing
08/12/2003US6605929 Power supply noise sensor
08/07/2003WO2003063948A2 Method and apparatus for detecting static magnetic fields
08/07/2003US20030148762 Network analyzer for measuring the antenna return loss in a live cellular network
08/07/2003US20030146757 System and method of micro-fluidic handling and dispensing using micro-nozzle structures
08/07/2003CA2474342A1 Method and apparatus for detecting static magnetic fields
08/06/2003EP0862818B1 Submillimeter indirect heterodyne receiver and method
08/06/2003CN1434924A Apparatus and method for production testing of the RF performance of wireless communications devices
08/05/2003US6604225 Calculation of electromagnetic field intensity by moment method
07/2003
07/31/2003WO2003062840A1 Antenna array for the measurement of complex electromagnetic fields
07/31/2003US20030144704 Method and apparatus for detecting static magnetic fields
07/31/2003US20030142023 Method of measuring a pattern of electromagnetic radiation
07/29/2003US6601004 Method and apparatus for measuring parameters of an electronic system
07/29/2003US6600323 Sensor for non-contacting electrostatic detector
07/29/2003US6600202 Compact sensing apparatus having reduced cross section and methods of mounting same
07/24/2003WO2003060533A1 Device for testing lsi to be measured, jitter analyzer, and phase difference detector
07/24/2003US20030139914 Electromagnetic field intensity calculating method and apparatus
07/23/2003EP1330057A1 Electric field intensity detecting circuit and limiter amplifier
07/23/2003EP1328800A2 Apparatus and method for measuring the static charge of flowable solids
07/23/2003EP0760954B1 Phase noise detector
07/23/2003CN1115911C Mobile station having drift-free pulsed power detection method and appts.
07/22/2003US6598208 Design and assisting system and method using electromagnetic position
07/22/2003US6598004 Jitter measurement apparatus and its method
07/22/2003US6597184 Method and apparatus for electromagnetic emissions testing
07/17/2003WO2003058761A1 An apparatus for detecting electromagnetic radiation, in particular for radio astronomic applications
07/16/2003CN1430823A Calibration system for array antenna receiving apparatus
07/16/2003CN1430204A Method and equipment for waveform signal analysing, fundamental tone detection and sentence detection
07/16/2003CN1115014C Channel characteristics inference device
07/15/2003US6594595 Apparatus for and method of measuring cross-correlation coefficient between signals
07/15/2003US6594508 Antenna and cable monitoring for radio base station
07/15/2003US6593896 Field probe
07/15/2003US6593753 System and method for monitoring substances and reactions
07/15/2003US6593681 Electrical and electronic apparatus comprising generators connected to core electrodes in tubes and to grooved drums for winding the tubes
07/15/2003US6593577 Electromagnetic wave detecting device
07/10/2003WO2003056349A1 Antenna measurement system
07/09/2003EP1326070A1 Absorption power measuring device
07/09/2003CN1428610A Microfeeble field and test method of its charged quantity
07/09/2003CN1428609A Broad-band passive electro-optic transient electromagnetic field measuring system
07/08/2003US6590390 Compact sensing apparatus having reduced cross section and methods of mounting same
07/03/2003US20030125919 Circuit modeling using topologically equivalent models
07/03/2003US20030125888 Jitter estimating device and estimating method
07/03/2003US20030122078 Mobile system and method for characterizing radiation fields outdoors in an extensive and precise manner
07/02/2003EP1053479A4 Electric arc monitoring systems
07/02/2003EP0937312B1 Antenna adapter
07/01/2003US6587677 Apparatus for measuring specific absorption rates
07/01/2003US6587503 Information processing apparatus and method
07/01/2003US6586920 Lightning detector
06/2003
06/26/2003WO2003052434A2 Method and device for the detection of non-homogeneities in the shielding behavior of shielded electric conductors
06/26/2003US20030117315 Calibration system and method for phased array antenna using near-field probe and focused null
06/26/2003US20030117126 Optical electric field or voltage sensing system
06/26/2003US20030117125 Optical electric field or voltage sensing system
06/25/2003EP1320759A1 Device for punctual measurement of a radiofrequency magnetic field with constant amplitude and frequency
06/25/2003EP1320758A1 Microwave holographic measuring method and apparatus
06/25/2003EP0752106B1 Method for analyzing a waveform
06/25/2003CN1426130A Satellite carried rotary scanning interference type imaging microwave radiation meter
06/24/2003US6584419 System and method for enabling an operator to analyze a database of acquired signal pulse characteristics
06/24/2003US6583421 Charge measuring device with wide dynamic range
06/19/2003WO2003050547A2 Electric field sensor
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