Spectrum analyzer using digital filters

Details Spectrum analyzer using digital filters Spectrum analyzer using digital filters

1976-12-03

1978-06-06

Ruggiero, Joseph F.

Boots, shoes, and leggings

324 77B, 364572, 364602, 364724, G06F 1534, G01R 2316

Patent

active

040939898

ABSTRACT:
A spectrum analyzer using digital filters for providing third octave spectrum analysis comprises means for breaking up input information into a plurality of digital data blocks, each block being of a given time duration and being within respective frequency ranges, means for weighting the information contained in the data blocks and means for digitally filtering the weighted digital data blocks with digital filtering devices having at least one center frequency falling within the frequency range represented by each of the data blocks, each of the data blocks comprising N samples satisfying the following equation-

REFERENCES:
patent: 3586843 (1971-06-01), Sloane
patent: 3633105 (1972-04-01), Lender et al.
patent: 3816729 (1974-06-01), Works
patent: 3879661 (1975-04-01), Collins
patent: 3881097 (1975-04-01), Lehmann et al.
patent: 3935437 (1976-01-01), Schmitt et al.

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