DYNAMIC-COMPANDING DEVICE FOR NOISE REDUCTION Russian patent published in 1998 - IPC

Abstract RU 2121175 C1

FIELD: multichannel tape recorders. SUBSTANCE: device provides combination of dynamic and companding noise reduction in single device with possibility to change signal envelope in given way. Dynamic noise clipping unit is inserted before expander. This results in possibility to decrease noise level in pauses by approximately 15 dB. EFFECT: increased noise reduction. 3 dwg

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RU 2 121 175 C1

Authors

Pavlov Gennadij Aleksandrovich

Dates

1998-10-27Published

1995-09-07Filed