JPS6280470U - - Google Patents

Info

Publication number
JPS6280470U
JPS6280470U JP11383885U JP11383885U JPS6280470U JP S6280470 U JPS6280470 U JP S6280470U JP 11383885 U JP11383885 U JP 11383885U JP 11383885 U JP11383885 U JP 11383885U JP S6280470 U JPS6280470 U JP S6280470U
Authority
JP
Japan
Prior art keywords
horizontal
circuit
signal
synchronization signal
controls
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
JP11383885U
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 JP11383885U priority Critical patent/JPS6280470U/ja
Publication of JPS6280470U publication Critical patent/JPS6280470U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Synchronizing For Television (AREA)

Description

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

第1図はこの考案の一実施例を示すブロツク図
、第2図は上記実施例の動作を説明するための波
形図、第3図は従来の水平AFC回路を示すブロ
ツク図、第4図は上記従来例の動作を説明するた
めの波形図である。 図において、1……同期増幅回路、2……比較
信号発生回路、3……位相検波回路、4……積分
回路、5……水平発信回路、6……水平ドライブ
・水平出力回路、7……遅延回路、8……波形成
形回路。なお、図中、同一符号は同一または相当
部分を示す。
Fig. 1 is a block diagram showing an embodiment of this invention, Fig. 2 is a waveform diagram for explaining the operation of the above embodiment, Fig. 3 is a block diagram showing a conventional horizontal AFC circuit, and Fig. 4 is a block diagram showing an embodiment of the invention. FIG. 3 is a waveform diagram for explaining the operation of the conventional example. In the figure, 1...Synchronous amplifier circuit, 2...Comparison signal generation circuit, 3...Phase detection circuit, 4...Integrator circuit, 5...Horizontal oscillation circuit, 6...Horizontal drive/horizontal output circuit, 7... ...Delay circuit, 8...Waveform shaping circuit. In addition, in the figures, the same reference numerals indicate the same or corresponding parts.

補正 昭61.10.17 図面の簡単な説明を次のように補正する。 明細書第7頁第8〜9行目の「5……水平発信
回路」を「5……水平発振回路」と訂正する。
Amendment October 17, 1981 The brief description of the drawing is amended as follows. "5...Horizontal oscillation circuit" on page 7, lines 8-9 of the specification is corrected to "5...Horizontal oscillation circuit".

Claims (1)

【実用新案登録請求の範囲】[Scope of utility model registration request] 水平同期信号と水平出力回路の出力パルスから
作成した比較信号との位相差を検出して、その差
に対応した電圧により水平発振周波数を制御する
水平自動周波数制御回路を有するデイスプレイ装
置の水平偏向回路において、上記水平同期信号を
1/2水平周期遅延する遅延回路と該遅延された
同期信号のパルス幅を所定幅に拡大する波形成形
回路とを設け、該波形成形回路の出力パルスと上
記比較信号を極性反転した信号との位相差を検出
して水平発振周波数を制御することを特徴とする
水平偏向回路。
A horizontal deflection circuit for a display device that has a horizontal automatic frequency control circuit that detects the phase difference between a horizontal synchronization signal and a comparison signal created from the output pulse of a horizontal output circuit, and controls the horizontal oscillation frequency using a voltage corresponding to the difference. A delay circuit that delays the horizontal synchronization signal by 1/2 horizontal period and a waveform shaping circuit that expands the pulse width of the delayed synchronization signal to a predetermined width are provided, and the output pulse of the waveform shaping circuit and the comparison signal are A horizontal deflection circuit that controls a horizontal oscillation frequency by detecting a phase difference between the signal and a signal whose polarity is inverted.
JP11383885U 1985-07-23 1985-07-23 Pending JPS6280470U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP11383885U JPS6280470U (en) 1985-07-23 1985-07-23

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP11383885U JPS6280470U (en) 1985-07-23 1985-07-23

Publications (1)

Publication Number Publication Date
JPS6280470U true JPS6280470U (en) 1987-05-22

Family

ID=30996018

Family Applications (1)

Application Number Title Priority Date Filing Date
JP11383885U Pending JPS6280470U (en) 1985-07-23 1985-07-23

Country Status (1)

Country Link
JP (1) JPS6280470U (en)

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