JPS6123754U - Stereo broadcast receiver noise suppression circuit - Google Patents
Stereo broadcast receiver noise suppression circuitInfo
- Publication number
- JPS6123754U JPS6123754U JP10826084U JP10826084U JPS6123754U JP S6123754 U JPS6123754 U JP S6123754U JP 10826084 U JP10826084 U JP 10826084U JP 10826084 U JP10826084 U JP 10826084U JP S6123754 U JPS6123754 U JP S6123754U
- Authority
- JP
- Japan
- Prior art keywords
- stereo
- noise suppression
- broadcast receiver
- suppression circuit
- stereo broadcast
- 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.)
- Pending
Links
Landscapes
- Noise Elimination (AREA)
- Stereo-Broadcasting Methods (AREA)
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
第１図は本考案の一実施例を示す回路構成図、第２図は
従来のステレオ放送受信機を示す回路構成図である。
１４・・・・・・ステレオ復調回路、３１，３２・・・
・・・コンデンサ、３３・・・・・・トランジスタ。FIG. 1 is a circuit diagram showing an embodiment of the present invention, and FIG. 2 is a circuit diagram showing a conventional stereo broadcast receiver. 14... Stereo demodulation circuit, 31, 32...
...Capacitor, 33...Transistor.
Claims (3)
より復調されたステレオ信号を、断接の切換えが受信機
の入力信号レベルに応じて自動的になされる電子スイッ
チ装置を介して結合させ、前記入力信号レベルが低位の
ときに前記電子スイッチ装置を導通状態とすることによ
り、前記ステレオ信号に含まれる逆相の復調雑音成分を
打消すことを特徴とするステレオ放送受信機の雑音抑圧
回路。(1) In a stereo broadcast receiver, stereo signals demodulated by a stereo demodulation circuit are coupled via an electronic switch device that automatically switches between connection and disconnection according to the input signal level of the receiver, and A noise suppression circuit for a stereo broadcast receiver, characterized in that the electronic switch device is turned on when the signal level is low, thereby canceling out phase demodulation noise components included in the stereo signal.
有し、前記ステレオ信号の結合を容量結合としたことを
特徴とする実用新案登録請求の範囲第１項記載のステレ
オ放送受信機の雑音抑圧回路。(2) The noise suppression circuit for a stereo broadcasting receiver according to claim 1, wherein the electronic switch device has a capacitor at both ends, and the coupling of the stereo signal is capacitive coupling.
たことを特徴とする実用新案登録請求の範囲第１項記載
のステレオ放送受信機の雑音抑圧回路。(3) A noise suppression circuit for a stereo broadcast receiver according to claim 1, wherein an AGC voltage is used as the input signal level.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10826084U JPS6123754U (en) | 1984-07-19 | 1984-07-19 | Stereo broadcast receiver noise suppression circuit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10826084U JPS6123754U (en) | 1984-07-19 | 1984-07-19 | Stereo broadcast receiver noise suppression circuit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS6123754U true JPS6123754U (en) | 1986-02-12 |
Family
ID=30667460
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10826084U Pending JPS6123754U (en) | 1984-07-19 | 1984-07-19 | Stereo broadcast receiver noise suppression circuit |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS6123754U (en) |
-
1984
- 1984-07-19 JP JP10826084U patent/JPS6123754U/en active Pending
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