JPH0228179U - - Google Patents
Info
- Publication number
- JPH0228179U JPH0228179U JP10663088U JP10663088U JPH0228179U JP H0228179 U JPH0228179 U JP H0228179U JP 10663088 U JP10663088 U JP 10663088U JP 10663088 U JP10663088 U JP 10663088U JP H0228179 U JPH0228179 U JP H0228179U
- Authority
- JP
- Japan
- Prior art keywords
- synchronization
- switch
- synchronization signal
- frequency
- 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.)
- Pending
Links
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000015572 biosynthetic process Effects 0.000 claims 1
- 238000003786 synthesis reaction Methods 0.000 claims 1
- 238000010586 diagram Methods 0.000 description 4
Landscapes
- Studio Circuits (AREA)
- Processing Of Color Television Signals (AREA)
Description
第１図は、実施例の回路ブロツク図、第２図は
変換回路を詳細に示す図、第３図は、同期信号等
のタイミングを示す図、第４図は変換回路より導
出される映像信号を、モニタにおいて表示した例
を示す図である。
３……変換回路（変換手段）、４，５，６，７
……ビデオカメラ、８……第２スイツチ、９，１
０……第１スイツチ。
FIG. 1 is a circuit block diagram of the embodiment, FIG. 2 is a diagram showing details of the conversion circuit, FIG. 3 is a diagram showing the timing of synchronization signals, etc., and FIG. 4 is a video signal derived from the conversion circuit. FIG. 3 is a diagram illustrating an example of displaying on a monitor. 3... Conversion circuit (conversion means), 4, 5, 6, 7
...Video camera, 8...Second switch, 9,1
0...First switch.
Claims (1)
期信号を外部入力とする複数のビデオカメラと、
前記外部同期信号の水平同期信号に同期してｎ個
のビデオカメラ出力を順次選択する第１スイツチ
と、前記外部同期信号の垂直同期信号に同期して
ｎ個の第１スイツチ出力を順次選択する第２スイ
ツチと、該第２スイツチ出力の標準周波数の同期
信号を付加する変換手段とを設けることを特徴と
する映像信号合成装置。 a plurality of video cameras that receive external synchronization signals having a frequency n times higher than the standard synchronization frequency;
A first switch that sequentially selects n video camera outputs in synchronization with a horizontal synchronization signal of the external synchronization signal, and a first switch that sequentially selects n video camera outputs in synchronization with a vertical synchronization signal of the external synchronization signal. A video signal synthesis device comprising: a second switch; and conversion means for adding a standard frequency synchronization signal output from the second switch.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10663088U JPH0228179U (en) | 1988-08-11 | 1988-08-11 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP10663088U JPH0228179U (en) | 1988-08-11 | 1988-08-11 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0228179U true JPH0228179U (en) | 1990-02-23 |
Family
ID=31340315
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP10663088U Pending JPH0228179U (en) | 1988-08-11 | 1988-08-11 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0228179U (en) |
-
1988
- 1988-08-11 JP JP10663088U patent/JPH0228179U/ja active Pending