Apparatus with distortion cancelling feedback signal

Details Apparatus with distortion cancelling feedback signal Apparatus with distortion cancelling feedback signal

1994-09-30

1997-03-18

Faile, Andrew

Telecommunications

Receiver or analog modulated signal frequency converter

Noise or interference elimination

455324, 455326, 330258, H04B 110

Patent

active

056132336

ABSTRACT:
An apparatus having a distortion cancelling feedback signal that suppresses undesired signal components. One embodiment of the present invention is comprised of a balanced mixer coupled to a common-mode detector, a filter and having a resulting feedback signal that suppresses the common-mode component of the mixer output signal while allowing the differential component of the mixer output signal to pass on to additional processing.

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