JPS615083U - Time base correction circuit - Google Patents
Time base correction circuitInfo
- Publication number
- JPS615083U JPS615083U JP8860184U JP8860184U JPS615083U JP S615083 U JPS615083 U JP S615083U JP 8860184 U JP8860184 U JP 8860184U JP 8860184 U JP8860184 U JP 8860184U JP S615083 U JPS615083 U JP S615083U
- Authority
- JP
- Japan
- Prior art keywords
- circuit
- video signal
- correction circuit
- signal
- reproduced video
- 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
Abstract
(57)【要約】本公報は電子出願前の出願データであるた
め要約のデータは記録されません。(57) [Summary] This bulletin contains application data before electronic filing, so abstract data is not recorded.
Description
【図面の簡単な説明】
第1図及び第2図は夫々本考案回路の第1実施例のブロ
ック系統図及びその一部の具体的回路図、第3図は本考
案回路の第2実施例のブロック系統図、第4図及び第5
図は従来回路の各例のブロック系統図である。
1・・・磁気テープ、2・・・磁気ヘッド、3・・・可
変遅延回路、4・・・高城フィルタ、5・・・FM復調
回路、25. 26・・・低域フィルタ、8・・・水平
同期信号分離回路、12.23・・・VC0. 1
5. 1 6・・・周波数変換回路、21・・・AF
C回路、22・・・位相比較器、27・・・アンプ。[Brief Description of the Drawings] Figures 1 and 2 are block diagrams and a specific circuit diagram of a part of the first embodiment of the circuit of the present invention, respectively, and Figure 3 is a second embodiment of the circuit of the present invention. Block system diagram, Figures 4 and 5
The figure is a block system diagram of each example of a conventional circuit. 1... Magnetic tape, 2... Magnetic head, 3... Variable delay circuit, 4... Takagi filter, 5... FM demodulation circuit, 25. 26...Low pass filter, 8...Horizontal synchronizing signal separation circuit, 12.23...VC0. 1
5. 1 6...Frequency conversion circuit, 21...AF
C circuit, 22...phase comparator, 27...amplifier.
Claims (1)
して得た比較誤差信号を用いて低域変換搬送色信号を得
る自動周波数制御(AFC)回路を設けられた映像信号
発生装置であって、上記再生映像信号のラインに設けら
れた可変遅延回路の遅延量を可変することにより上記再
生映像信号のジツタを補正する時間軸補正回路において
、上記AFC回路からの比較誤差信号を上記可変遅延回
路に供給して上記遅延量を可変するように構成してなる
時間軸補正回路。A video signal generation device equipped with an automatic frequency control (AFC) circuit that obtains a low frequency conversion carrier color signal using a comparison error signal obtained by comparing the phases of horizontal synchronization signals separated from a reproduced video signal, , in a time axis correction circuit that corrects jitter in the reproduced video signal by varying the delay amount of a variable delay circuit provided in the line of the reproduced video signal, the comparison error signal from the AFC circuit is transmitted to the variable delay circuit. a time axis correction circuit configured to vary the amount of delay by supplying the signal to the circuit;
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8860184U JPS615083U (en) | 1984-06-14 | 1984-06-14 | Time base correction circuit |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP8860184U JPS615083U (en) | 1984-06-14 | 1984-06-14 | Time base correction circuit |
Publications (2)
Publication Number | Publication Date |
---|---|
JPS615083U true JPS615083U (en) | 1986-01-13 |
JPH0339990Y2 JPH0339990Y2 (en) | 1991-08-22 |
Family
ID=30641894
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP8860184U Granted JPS615083U (en) | 1984-06-14 | 1984-06-14 | Time base correction circuit |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPS615083U (en) |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6366462U (en) * | 1986-10-22 | 1988-05-02 |
Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5199966A (en) * | 1975-02-28 | 1976-09-03 | Sony Corp | |
JPS5530070U (en) * | 1978-08-18 | 1980-02-27 | ||
JPS58201488A (en) * | 1982-05-19 | 1983-11-24 | Sharp Corp | Video disc signal processor |
-
1984
- 1984-06-14 JP JP8860184U patent/JPS615083U/en active Granted
Patent Citations (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS5199966A (en) * | 1975-02-28 | 1976-09-03 | Sony Corp | |
JPS5530070U (en) * | 1978-08-18 | 1980-02-27 | ||
JPS58201488A (en) * | 1982-05-19 | 1983-11-24 | Sharp Corp | Video disc signal processor |
Cited By (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JPS6366462U (en) * | 1986-10-22 | 1988-05-02 |
Also Published As
Publication number | Publication date |
---|---|
JPH0339990Y2 (en) | 1991-08-22 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
JPS6133575U (en) | clock formation circuit | |
JPS5831152B2 (en) | Color video signal processing circuit | |
JPH1141624A (en) | Signal processor and clock generation device | |
JPS615083U (en) | Time base correction circuit | |
US4607360A (en) | Time-axis correcting circuit for recorded data reproducing device | |
JPS6464167A (en) | Disk reproducing device | |
JP3038932B2 (en) | Clamping device | |
GB2247590A (en) | Correcting burst phase when replaying a recorded colour signal | |
JPH0617388Y2 (en) | Video tape recorder | |
JPS5921590Y2 (en) | Color video signal reproducing device | |
JP2638791B2 (en) | Demodulator | |
JPS6364117B2 (en) | ||
JPS5742288A (en) | Rotating information recording medium reproduction device | |
JP2913634B2 (en) | Synchronization adjustment device | |
JPH0669230B2 (en) | Signal generator for processing reproduced video signal | |
JPS60177569U (en) | Clock signal generation circuit for digital television receivers | |
JPS5849071B2 (en) | Carrier color signal processing circuit | |
JP2598926B2 (en) | Color system conversion circuit | |
JPH0722416B2 (en) | VTR time axis correction device | |
JPS62105678U (en) | ||
JPS62262587A (en) | Video signal reproducing device of rotary head type | |
JPS5837754B2 (en) | Carrier color signal processing circuit | |
JPS6411197B2 (en) | ||
JPH0580877B2 (en) | ||
JPS58135180U (en) | Dropout compensation circuit |