JPH01137683U - - Google Patents
Info
- Publication number
- JPH01137683U JPH01137683U JP3438688U JP3438688U JPH01137683U JP H01137683 U JPH01137683 U JP H01137683U JP 3438688 U JP3438688 U JP 3438688U JP 3438688 U JP3438688 U JP 3438688U JP H01137683 U JPH01137683 U JP H01137683U
- Authority
- JP
- Japan
- Prior art keywords
- gate pulse
- burst
- burst gate
- pulse
- 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
Links
- 230000010363 phase shift Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Processing Of Color Television Signals (AREA)
Description
第１図はこの考案のバーストゲートパルス発生
回路の実施例を示すブロツク図、第２図ないし第
５図は第１図に示したバーストゲートパルス発生
回路の動作を示す図、第６図は従来のバーストゲ
ートパルス発生回路を示すブロツク図、第７図は
第６図に示したバーストゲートパルス発生回路の
動作を示す図である。
１２，１４…単安定マルチバイブレータ（パル
ス発生手段）、１６…位相制御回路（位相制御手
段）。
FIG. 1 is a block diagram showing an embodiment of the burst gate pulse generation circuit of this invention, FIGS. 2 to 5 are diagrams showing the operation of the burst gate pulse generation circuit shown in FIG. 1, and FIG. 6 is a conventional circuit. 7 is a block diagram showing the burst gate pulse generating circuit shown in FIG. 6. FIG. 7 is a diagram showing the operation of the burst gate pulse generating circuit shown in FIG. 12, 14... Monostable multivibrator (pulse generation means), 16... Phase control circuit (phase control means).
Claims (1)
スを発生するパルス発生手段と、 一定レベル以上のバースト信号を有するクロマ
信号の全波整流により得られるバーストパルスと
前記バーストゲートパルスとの位相のずれに応じ
て前記バーストゲートパルスの位相を制御する位
相制御手段とを備えたバーストゲートパルス発生
回路。[Claims for Utility Model Registration] Pulse generating means for generating a burst gate pulse based on a horizontal synchronization signal, a burst pulse obtained by full-wave rectification of a chroma signal having a burst signal of a certain level or higher, and the burst gate pulse. and a phase control means for controlling the phase of the burst gate pulse according to a phase shift between the burst gate pulse and the burst gate pulse.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3438688U JPH0543587Y2 (en) | 1988-03-15 | 1988-03-15 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP3438688U JPH0543587Y2 (en) | 1988-03-15 | 1988-03-15 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH01137683U true JPH01137683U (en) | 1989-09-20 |
| JPH0543587Y2 JPH0543587Y2 (en) | 1993-11-02 |
Family
ID=31261097
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP3438688U Expired - Lifetime JPH0543587Y2 (en) | 1988-03-15 | 1988-03-15 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0543587Y2 (en) |
-
1988
- 1988-03-15 JP JP3438688U patent/JPH0543587Y2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| JPH0543587Y2 (en) | 1993-11-02 |
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