Boots – shoes – and leggings
Patent
1992-09-09
1995-11-28
Voeltz, Emanuel T.
Boots, shoes, and leggings
364487, 364492, G01R 1925
Patent
active
054714010
ABSTRACT:
An apparatus and method for characterizing an alternating current power line which uses a library of waveforms and associated spectra of digitally sampled alternating current power system voltage or current waveforms. The library of waveforms is built as new waveforms are measured from the alternating current power line. A measured waveform that is not found in the library will be converted to frequency-domain representation, using a Discrete Fourier Transform, that will then be stored in the library. When the library becomes full, the frequency domain representation of the new waveform will be stored in place of the least used waveform currently stored in the library.
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McEachern Alexander
Nicholson Jamie
Basic Measuring Instruments, Inc.
Choi Kyle J.
Voeltz Emanuel T.
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