Adaptive spectrum shaping filter

Details Adaptive spectrum shaping filter Adaptive spectrum shaping filter

1982-02-18

1985-06-18

Smith, Jerry

Boots, shoes, and leggings

333165, 333166, H03H 1502, G11C 1928, G06F 738

Patent

active

045244243

ABSTRACT:
A transversal adaptive filter with a tap weight computer having a respective first and second input responsively coupled to a respective output and input of the filter, and including spectrum shaping means. The spectrum shaping means comprises matched or like preselected bandpass means interposed at the inputs of the tap weight computer.

REFERENCES:
patent: 3573623 (1971-04-01), Bannon et al.
patent: 4249145 (1981-02-01), Sakaue et al.
patent: 4322696 (1982-03-01), Sakaue et al.
patent: 4403245 (1983-09-01), Wischermann
Widrow, B. et al., "Adaptive Noise Cancelling; Principles and Applications", Proc. IEEE, vol. 63, pp. 1692-1716, 12/75.
Paul, J. E., "Adaptive Digital Techniques for Audio Noise Cancellation", Proc. 1978, ISCAS (International Symposium for Circuits and Systems), New York, May 1978.

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