JPH0419888U - - Google Patents
Info
- Publication number
- JPH0419888U JPH0419888U JP5787190U JP5787190U JPH0419888U JP H0419888 U JPH0419888 U JP H0419888U JP 5787190 U JP5787190 U JP 5787190U JP 5787190 U JP5787190 U JP 5787190U JP H0419888 U JPH0419888 U JP H0419888U
- Authority
- JP
- Japan
- Prior art keywords
- delay circuit
- color
- carrier frequency
- ctd
- television 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.)
- Pending
Links
- 230000001934 delay Effects 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000001228 spectrum Methods 0.000 description 1
Description
第１図はこの考案の１つの実施例に係る１Ｈ映
像遅延回路の構成を示すブロツク図、第２図は第
１図の動作を示す周波数スペクトラム図、第３図
は第１図の変形例を示すブロツク図である。
主な符号の説明、１０，２８……ＬＰＦ、１２
……ＣＣＤ遅延回路、１４……バーストロツクＰ
ＬＬ回路、３０……非同期発振器。
FIG. 1 is a block diagram showing the configuration of a 1H video delay circuit according to one embodiment of this invention, FIG. 2 is a frequency spectrum diagram showing the operation of FIG. 1, and FIG. 3 is a modification of FIG. 1. FIG. Explanation of main symbols, 10, 28...LPF, 12
...CCD delay circuit, 14...burst lock P
LL circuit, 30...Asynchronous oscillator.
Claims (1)
と、ＣＴＤ遅延回路の前後に設けられたＬＰＦと
、を有する映像遅延回路において、 ＣＴＤ遅延回路の転送クロツクの周波数をカラ
ーテレビ信号の色搬送波周波数の２倍とし、 ＬＰＦは、カラーテレビ信号の搬送色信号の上
下の側帯波成分を含めて通過させるようにしたこ
と、 を特徴とする映像遅延回路。[Claims for Utility Model Registration] In a video delay circuit that has a CTD delay circuit that delays a color television signal and LPFs provided before and after the CTD delay circuit, A video delay circuit characterized in that the color carrier frequency is twice as high as the color carrier frequency, and the LPF is configured to pass both upper and lower sideband components of the carrier color signal of a color television signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5787190U JPH0419888U (en) | 1990-05-31 | 1990-05-31 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP5787190U JPH0419888U (en) | 1990-05-31 | 1990-05-31 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0419888U true JPH0419888U (en) | 1992-02-19 |
Family
ID=31582972
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP5787190U Pending JPH0419888U (en) | 1990-05-31 | 1990-05-31 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0419888U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0894958A (en) * | 1994-07-25 | 1996-04-12 | Murakami Kaimeidou:Kk | Original display device |
-
1990
- 1990-05-31 JP JP5787190U patent/JPH0419888U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0894958A (en) * | 1994-07-25 | 1996-04-12 | Murakami Kaimeidou:Kk | Original display device |
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