JPS5973853U - Audio signal cutoff circuit - Google Patents

Audio signal cutoff circuit

Info

Publication number
JPS5973853U
JPS5973853U JP16947482U JP16947482U JPS5973853U JP S5973853 U JPS5973853 U JP S5973853U JP 16947482 U JP16947482 U JP 16947482U JP 16947482 U JP16947482 U JP 16947482U JP S5973853 U JPS5973853 U JP S5973853U
Authority
JP
Japan
Prior art keywords
noise
zero
signal
cutoff circuit
audio signal
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
Application number
JP16947482U
Other languages
Japanese (ja)
Other versions
JPH0110024Y2 (en
Inventor
鷲沢　茂貴
中谷　奉文
Original Assignee
日本コロムビア株式会社
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by 日本コロムビア株式会社 filed Critical 日本コロムビア株式会社
Priority to JP16947482U priority Critical patent/JPS5973853U/en
Publication of JPS5973853U publication Critical patent/JPS5973853U/en
Application granted granted Critical
Publication of JPH0110024Y2 publication Critical patent/JPH0110024Y2/ja
Granted legal-status Critical Current

Links

Landscapes

  • Noise Elimination (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) [Abstract] This bulletin contains application data before electronic filing, so abstract data is not recorded.

Description

【図面の簡単な説明】[Brief explanation of drawings]

第１図及び第２図は本考案の原理を説明する波形図、第
３図は本考案の一実施例を示すブロック図、第４図は本
考案の他の実施例を示すブロック図である。 ２・・・遅延回路、３・・・ノイズ検出回路、５・・・
ゼロクロス点検出回路。Figures 1 and 2 are waveform diagrams explaining the principle of the present invention, Figure 3 is a block diagram showing one embodiment of the invention, and Figure 4 is a block diagram showing another embodiment of the invention. . 2...Delay circuit, 3...Noise detection circuit, 5...
Zero cross point detection circuit.

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 信号中のノイズの発生位置を検出するノイズ検出手段と
、該ノイズ検出手段の出力に応答して上記信号の低周波
成分を上記ノイズの前後において除去する低周波成分除
去手段と、該低周波成分除去手段の出力の上記ノイズの
前後におけるゼロクロス点を検出するゼロクロス点検出
手段と、該ゼロクロス点検出手段の出力によりノイズの
前後における上記ゼロクロス点間の信号及びノイズを遮
断することを特徴とする音声信号遮断回路。noise detection means for detecting the position of occurrence of noise in a signal; low frequency component removal means for removing low frequency components of the signal before and after the noise in response to the output of the noise detection means; A sound characterized by a zero-crossing point detecting means for detecting a zero-crossing point before and after the noise of the output of the removing means, and a signal and noise between the zero-crossing points before and after the noise are blocked by the output of the zero-crossing point detecting means. Signal cutoff circuit.
JP16947482U 1982-11-09 1982-11-09 Audio signal cutoff circuit Granted JPS5973853U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP16947482U JPS5973853U (en) 1982-11-09 1982-11-09 Audio signal cutoff circuit

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP16947482U JPS5973853U (en) 1982-11-09 1982-11-09 Audio signal cutoff circuit

Publications (2)

Publication Number Publication Date
JPS5973853U true JPS5973853U (en) 1984-05-19
JPH0110024Y2 JPH0110024Y2 (en) 1989-03-22

Family

ID=30370238

Family Applications (1)

Application Number Title Priority Date Filing Date
JP16947482U Granted JPS5973853U (en) 1982-11-09 1982-11-09 Audio signal cutoff circuit

Country Status (1)

Country Link
JP (1) JPS5973853U (en)

Also Published As

Publication number Publication date
JPH0110024Y2 (en) 1989-03-22

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