JPS63131458U - - Google Patents

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Publication number
JPS63131458U
JPS63131458U JP2340587U JP2340587U JPS63131458U JP S63131458 U JPS63131458 U JP S63131458U JP 2340587 U JP2340587 U JP 2340587U JP 2340587 U JP2340587 U JP 2340587U JP S63131458 U JPS63131458 U JP S63131458U
Authority
JP
Japan
Prior art keywords
circuit
noise reduction
video
control signal
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
JP2340587U
Other languages
English (en)
Other versions
JPH073734Y2 (ja
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 filed Critical
Priority to JP1987023405U priority Critical patent/JPH073734Y2/ja
Publication of JPS63131458U publication Critical patent/JPS63131458U/ja
Application granted granted Critical
Publication of JPH073734Y2 publication Critical patent/JPH073734Y2/ja
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

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  • Picture Signal Circuits (AREA)

Description

【図面の簡単な説明】
第1図は本考案に係る映像ノイズリダクシヨン
回路の実施例を示すブロツク図、第2図は同回路
の具体的構成を示す回路図である。 2…ノイズ低減回路、6…映像レベル検出回路
、7…クランプ回路、8…積分回路。

Claims (1)

  1. 【実用新案登録請求の範囲】 輪郭補正信号に含まれるノイズ成分を低減させ
    る回路であつて、 映像信号のレベルに応じた直流制御信号を出力
    する映像レベル検出回路と、 互いに逆並列接続されたダイオードのバイアス
    値を前記直流制御信号によつて変化させて、ノイ
    ズ低減特性を変化させるノイズ低減回路とを備え
    たことを特徴とする映像ノイズリダクシヨン回路
JP1987023405U 1987-02-18 1987-02-18 映像ノイズリダクシヨン回路 Expired - Lifetime JPH073734Y2 (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP1987023405U JPH073734Y2 (ja) 1987-02-18 1987-02-18 映像ノイズリダクシヨン回路

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP1987023405U JPH073734Y2 (ja) 1987-02-18 1987-02-18 映像ノイズリダクシヨン回路

Publications (2)

Publication Number Publication Date
JPS63131458U true JPS63131458U (ja) 1988-08-29
JPH073734Y2 JPH073734Y2 (ja) 1995-01-30

Family

ID=30821685

Family Applications (1)

Application Number Title Priority Date Filing Date
JP1987023405U Expired - Lifetime JPH073734Y2 (ja) 1987-02-18 1987-02-18 映像ノイズリダクシヨン回路

Country Status (1)

Country Link
JP (1) JPH073734Y2 (ja)

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59133781A (ja) * 1983-01-19 1984-08-01 Mitsubishi Electric Corp ビデオ信号処理回路

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS59133781A (ja) * 1983-01-19 1984-08-01 Mitsubishi Electric Corp ビデオ信号処理回路

Also Published As

Publication number Publication date
JPH073734Y2 (ja) 1995-01-30

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