JPH0448780U - - Google Patents

Info

Publication number
JPH0448780U
JPH0448780U JP8999990U JP8999990U JPH0448780U JP H0448780 U JPH0448780 U JP H0448780U JP 8999990 U JP8999990 U JP 8999990U JP 8999990 U JP8999990 U JP 8999990U JP H0448780 U JPH0448780 U JP H0448780U
Authority
JP
Japan
Prior art keywords
counter
timing signal
timing
generates
output
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
JP8999990U
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 JP8999990U priority Critical patent/JPH0448780U/ja
Publication of JPH0448780U publication Critical patent/JPH0448780U/ja
Pending legal-status Critical Current

Links

Landscapes

  • Liquid Crystal Display Device Control (AREA)
  • Synchronizing For Television (AREA)
  • Transforming Electric Information Into Light Information (AREA)

Description

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

第1図及び第2図は本考案の一実施例を示し、
第1図はタイミングを発生回路を示す構成説明図
、第2図はフイールドカウンタの動作を説明する
ための図、第3図は従来のタイミング発生回路を
示す構成説明図、第4図はLC表示装置を示す構
成説明図である。 1……メインフイールドカウンタ、2,10…
…デコーダ、3……LC駆動回路用信号発生器、
4……メインカウンタリセツト信号発生器、8…
…サブカウンタリセツト信号発生器、9……サブ
フイールドカウンタ。
1 and 2 show an embodiment of the present invention,
Fig. 1 is a configuration explanatory diagram showing a timing generation circuit, Fig. 2 is a diagram for explaining the operation of a field counter, Fig. 3 is a configuration explanatory diagram showing a conventional timing generation circuit, and Fig. 4 is an LC display. FIG. 2 is a configuration explanatory diagram showing the device. 1... Main field counter, 2, 10...
...decoder, 3...signal generator for LC drive circuit,
4... Main counter reset signal generator, 8...
...Sub counter reset signal generator, 9...Sub field counter.

Claims (1)

【実用新案登録請求の範囲】 映像信号の1フイールド期間をその先頭から計
数する第1のカウンタと、 この第1のカウンタの出力に基づいてタイミン
グ信号を発生する第1のタイミング信号発生手段
と、 前記第1のカウンタが予め設定された計数値に
達した際に計数を開始する第2のカウンタと、 この第2のカウンタの出力に基づいて所定の期
間にタイミング信号を発生する第2のタイミング
信号発生手段と を具備することを特徴とするタイミング信号発生
回路。
[Claims for Utility Model Registration] A first counter that counts one field period of a video signal from its beginning; a first timing signal generating means that generates a timing signal based on the output of the first counter; a second counter that starts counting when the first counter reaches a preset count value; and a second timing that generates a timing signal in a predetermined period based on the output of the second counter. 1. A timing signal generation circuit comprising signal generation means.
JP8999990U 1990-08-30 1990-08-30 Pending JPH0448780U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP8999990U JPH0448780U (en) 1990-08-30 1990-08-30

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP8999990U JPH0448780U (en) 1990-08-30 1990-08-30

Publications (1)

Publication Number Publication Date
JPH0448780U true JPH0448780U (en) 1992-04-24

Family

ID=31824389

Family Applications (1)

Application Number Title Priority Date Filing Date
JP8999990U Pending JPH0448780U (en) 1990-08-30 1990-08-30

Country Status (1)

Country Link
JP (1) JPH0448780U (en)

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