Electricity: measuring and testing – Magnetic – With compensation for test variable
Patent
1991-09-13
1993-09-14
Wieder, Kenneth A.
Electricity: measuring and testing
Magnetic
With compensation for test variable
324609, 324 7644, 381115, 381 99, 381100, G01R 3134
Patent
active
052452786
ABSTRACT:
The disclosure relates to devices for the measurement of signals in the field of wideband phenomena. More precisely, a device is disclosed for the processing of electrical signals coming from a derivative type of sensor designed to measure an electrical or magnetic field, currents, surface charges or other derivative variables, said processing including the computation of the primitive of the part of said signal having a spectral frequency higher than a low frequency f.sub.1, the device comprising:
REFERENCES:
patent: 3628129 (1971-12-01), Riley
patent: 3974442 (1976-08-01), Savidge
patent: 4180706 (1979-12-01), Bakgaard
patent: 4210866 (1980-07-01), Paulson
patent: 4221995 (1980-09-01), Barkman
patent: 4243840 (1981-01-01), Kates
patent: 4295006 (1981-10-01), Tanaka
patent: 4330748 (1982-05-01), Holden
patent: 4423289 (1983-12-01), Swinbanks
"NFM-1 an aperiodic short-range field strength meter for the checking of HF working places", Radio Fernsehen Elektronik, vol. 25, No. 15, 1976, pp. 488-490, VEB Verlag Technik, Berlin.
"Thomson-CSF"
Solis Jose M.
Wieder Kenneth A.
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