Noise reducing circuit

Details Noise reducing circuit Noise reducing circuit

1982-06-16

1985-12-17

Martin, John C.

Facsimile and static presentation processing

Facsimile

Specific signal processing circuitry

358172, 328165, H04N 521, H04N 518, H04B 110, H04B 1500

Patent

active

045595593

ABSTRACT:
A noise reducing circuit, including a circuit to reduce noises contained in a low frequency band with a clamping circuit, having a first circuit with an attenuating characteristic near a first frequency which is the upper frequency limit of a noise that can be reduced by the clamping circuit and a second circuit with a characteristic of the first circuit. The first circuit is provided in front of the clamping circuit and the second circuit following the clamping circuit.

REFERENCES:
patent: 4122776 (1978-10-01), Tedder

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