Circuit method and system for transmitting information

Details Circuit method and system for transmitting information Circuit method and system for transmitting information

2011-06-28

2011-06-28

Briney, III, Walter F (Department: 2614)

Telephonic communications

Echo cancellation or suppression

C370S286000

Reexamination Certificate

active

07970122

ABSTRACT:
Disclosed is a method and circuit for echo suppression or cancellation. According to some embodiments of the present invention, there is provided a circuit including a Noise-Enhanced-Receiving-Direction unit and Narrow-Band Remover unit or units.

REFERENCES:
patent: 6560332 (2003-05-01), Christensson et al.
patent: 2004/0001450 (2004-01-01), He et al.

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