JPH0213362U - - Google Patents

Info

Publication number
JPH0213362U
JPH0213362U JP9067388U JP9067388U JPH0213362U JP H0213362 U JPH0213362 U JP H0213362U JP 9067388 U JP9067388 U JP 9067388U JP 9067388 U JP9067388 U JP 9067388U JP H0213362 U JPH0213362 U JP H0213362U
Authority
JP
Japan
Prior art keywords
differential output
magnitude
luminance
image
emphasizes
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
Application number
JP9067388U
Other languages
English (en)
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 JP9067388U priority Critical patent/JPH0213362U/ja
Publication of JPH0213362U publication Critical patent/JPH0213362U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Details Of Television Scanning (AREA)

Description

【図面の簡単な説明】
第１図は本考案を実施した画質補正回路の回路
図であり、第２図はその各部の信号波形等を示す
図である。 ２……微分回路、３……増幅・波形整形回路、
４……平均ビーム電流検出回路、６……速度変調
コイル。

Claims (1)

    【実用新案登録請求の範囲】
  1. 映像信号における明暗変化部分を微分して得た
    微分出力をブラウン管に装着した速度変調コイル
    に印加することにより電子ビームの水平走査速度
    を変調して画像の輪郭を強調するようにしたテレ
    ビジヨン受像機の画質補正回路において、前記微
    分出力の大きさを平均映像輝度に応じて該輝度が
    高いとき大きくなすように可変制御する手段を設
    けたことを特徴とする画質補正回路。
JP9067388U 1988-07-08 1988-07-08 Pending JPH0213362U (ja)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9067388U JPH0213362U (ja) 1988-07-08 1988-07-08

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9067388U JPH0213362U (ja) 1988-07-08 1988-07-08

Publications (1)

Publication Number Publication Date
JPH0213362U true JPH0213362U (ja) 1990-01-26

Family

ID=31315187

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9067388U Pending JPH0213362U (ja) 1988-07-08 1988-07-08

Country Status (1)

Country Link
JP (1) JPH0213362U (ja)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000010324A1 (en) * 1998-08-14 2000-02-24 Sony Corporation Scanning speed modulating circuit for picture display

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
WO2000010324A1 (en) * 1998-08-14 2000-02-24 Sony Corporation Scanning speed modulating circuit for picture display

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