JPS56154836A - Noise reduction circuit - Google Patents
Noise reduction circuitInfo
- Publication number
- JPS56154836A JPS56154836A JP5769180A JP5769180A JPS56154836A JP S56154836 A JPS56154836 A JP S56154836A JP 5769180 A JP5769180 A JP 5769180A JP 5769180 A JP5769180 A JP 5769180A JP S56154836 A JPS56154836 A JP S56154836A
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- amplifier
- filter
- feedback
- noise reduction
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03G—CONTROL OF AMPLIFICATION
- H03G9/00—Combinations of two or more types of control, e.g. gain control and tone control
- H03G9/02—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers
- H03G9/025—Combinations of two or more types of control, e.g. gain control and tone control in untuned amplifiers frequency-dependent volume compression or expansion, e.g. multiple-band systems
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5769180A JPS56154836A (en) | 1980-04-30 | 1980-04-30 | Noise reduction circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP5769180A JPS56154836A (en) | 1980-04-30 | 1980-04-30 | Noise reduction circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS56154836A true JPS56154836A (en) | 1981-11-30 |
JPS6316053B2 JPS6316053B2 (ja) | 1988-04-07 |
Family
ID=13062962
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP5769180A Granted JPS56154836A (en) | 1980-04-30 | 1980-04-30 | Noise reduction circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS56154836A (ja) |
Cited By (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58116818A (ja) * | 1981-12-29 | 1983-07-12 | Sony Corp | ノイズリダクシヨン装置 |
JPS58116819A (ja) * | 1981-12-29 | 1983-07-12 | Sony Corp | ノイズリダクシヨン装置 |
FR2527864A1 (fr) * | 1982-05-29 | 1983-12-02 | Sony Corp | Circuit de reduction de bruit par compression et expansion du signal |
-
1980
- 1980-04-30 JP JP5769180A patent/JPS56154836A/ja active Granted
Cited By (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS58116818A (ja) * | 1981-12-29 | 1983-07-12 | Sony Corp | ノイズリダクシヨン装置 |
JPS58116819A (ja) * | 1981-12-29 | 1983-07-12 | Sony Corp | ノイズリダクシヨン装置 |
JPH03814B2 (ja) * | 1981-12-29 | 1991-01-09 | Sony Corp | |
JPH03815B2 (ja) * | 1981-12-29 | 1991-01-09 | Sony Corp | |
FR2527864A1 (fr) * | 1982-05-29 | 1983-12-02 | Sony Corp | Circuit de reduction de bruit par compression et expansion du signal |
Also Published As
Publication number | Publication date |
---|---|
JPS6316053B2 (ja) | 1988-04-07 |
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