Circuit for compression or expansion of an electrical signal
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United States of America Patent
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-
Oct 5, 1982
Grant Date -
N/A
app pub date -
May 12, 1980
filing date -
May 12, 1979
priority date (Note) -
Expired
status (Latency Note)
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Abstract
In a two-band compander pre-emphasis is carried out during compression and de-emphasis during expansion in the lower frequency range. Noise suppression is improved by this measure.
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