JPS621468U - - Google Patents

Info

Publication number
JPS621468U
JPS621468U JP9284585U JP9284585U JPS621468U JP S621468 U JPS621468 U JP S621468U JP 9284585 U JP9284585 U JP 9284585U JP 9284585 U JP9284585 U JP 9284585U JP S621468 U JPS621468 U JP S621468U
Authority
JP
Japan
Prior art keywords
video signal
deflection coil
auxiliary deflection
order differentiating
scanning speed
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
JP9284585U
Other languages
Japanese (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 JP9284585U priority Critical patent/JPS621468U/ja
Publication of JPS621468U publication Critical patent/JPS621468U/ja
Pending legal-status Critical Current

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  • Details Of Television Scanning (AREA)

Description

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

第１図は本考案の一実施例における走査速度変
調回路の回路構成を示すブロツク図、第２図は従
来の走査速度変調回路のブロツク図であり、第３
図は該ブロツク図の各部の信号波形を示す図であ
る。 ２……遅延回路、３，５……微分回路、６……
ドライブ回路、１０……パラボラ制御回路、７…
…補助偏向コイル。 FIG. 1 is a block diagram showing the circuit configuration of a scanning speed modulation circuit according to an embodiment of the present invention, FIG. 2 is a block diagram of a conventional scanning speed modulation circuit, and FIG.
The figure shows signal waveforms at various parts of the block diagram. 2... Delay circuit, 3, 5... Differential circuit, 6...
Drive circuit, 10... Parabolic control circuit, 7...
...Auxiliary deflection coil.

Claims (1)

【実用新案登録請求の範囲】 映像信号を走査速度変調を行なうための補助偏
向コイルにみちびく手段において、 (a) 該映像信号を２次微分する手段と、 (b) 該２次微分された映像信号を水平操作期間
にパラボラ特性で制御する手段と、 (c) 上記補助偏向コイルをドライブするドライ
ブ手段、 とを備えた画質補正回路。[Claims for Utility Model Registration] Means for leading a video signal to an auxiliary deflection coil for performing scanning speed modulation, comprising: (a) means for second-order differentiating the video signal; and (b) means for second-order differentiating the video signal; An image quality correction circuit comprising: means for controlling a video signal with parabolic characteristics during a horizontal operation period; and (c) drive means for driving the auxiliary deflection coil.
JP9284585U 1985-06-19 1985-06-19 Pending JPS621468U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP9284585U JPS621468U (en) 1985-06-19 1985-06-19

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP9284585U JPS621468U (en) 1985-06-19 1985-06-19

Publications (1)

Publication Number Publication Date
JPS621468U true JPS621468U (en) 1987-01-07

Family

ID=30650005

Family Applications (1)

Application Number Title Priority Date Filing Date
JP9284585U Pending JPS621468U (en) 1985-06-19 1985-06-19

Country Status (1)

Country Link
JP (1) JPS621468U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63181059U (en) * 1987-05-14 1988-11-22

Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5837164U (en) * 1981-09-04 1983-03-10 日本電気株式会社 Internal mirror type gas laser tube

Patent Citations (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS5837164U (en) * 1981-09-04 1983-03-10 日本電気株式会社 Internal mirror type gas laser tube

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS63181059U (en) * 1987-05-14 1988-11-22

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