JPS5834465U - Signal switching device with additional DC function - Google Patents
Signal switching device with additional DC functionInfo
- Publication number
- JPS5834465U JPS5834465U JP12892381U JP12892381U JPS5834465U JP S5834465 U JPS5834465 U JP S5834465U JP 12892381 U JP12892381 U JP 12892381U JP 12892381 U JP12892381 U JP 12892381U JP S5834465 U JPS5834465 U JP S5834465U
- Authority
- JP
- Japan
- Prior art keywords
- video
- video signal
- signal
- switching device
- function
- 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
- 238000010586 diagram Methods 0.000 description 2
Landscapes
- Studio Circuits (AREA)
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
第１図は従来例を示す回路図、第２図は本考案の１実施
例を示す回路図である。
１・・・ビデオカメラ、４・・ゼユーファインダ部の映
像モニタ、Ｑ３０．Ｑ３２・・・スイッチ手段、Ｄ工□
、 １４． １５． １６． ＳＷ・・・直流付加手
段。FIG. 1 is a circuit diagram showing a conventional example, and FIG. 2 is a circuit diagram showing an embodiment of the present invention. 1...Video camera, 4...Video monitor of the finder section, Q30. Q32...Switch means, D-work □
, 14. 15. 16. SW...Direct current addition means.
Claims (1)
の映像信号とは別に他の信号源から与えられる第２の映
像信号の一方を選択してビューファインダ部を構成する
映像モニタに供給するビデオカメラにおいて、 前記第１の映像信号だけが印加されたときは前記第１の
映像信号を前記映像モニタに供給し、前記両映像信号が
同時に印加されたときは前記第２の映像信号の所定直流
レベル以上に応答して前記第２の映像信号を優先して前
記映像モニタに与えるスイッチ手段と、 前記、第２の映像信号に前記所定直流レベル以上の直流
分を付加する直流付加手段とを備えたことを特徴とする
直流付加機能付信号切替装置。[Claims for Utility Model Registration] A first video signal indicating video information captured by a lens;
In the video camera, one of the second video signals provided from another signal source is selected in addition to the video signal of when the first video signal is supplied to the video monitor, and when both the video signals are applied simultaneously, the second video signal is prioritized in response to a predetermined DC level or higher of the second video signal. 1. A signal switching device with a DC addition function, comprising: a switch means for applying the DC voltage to the video monitor; and a DC addition means for adding a DC component equal to or higher than the predetermined DC level to the second video signal.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12892381U JPS5834465U (en) | 1981-08-31 | 1981-08-31 | Signal switching device with additional DC function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP12892381U JPS5834465U (en) | 1981-08-31 | 1981-08-31 | Signal switching device with additional DC function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPS5834465U true JPS5834465U (en) | 1983-03-05 |
Family
ID=29922602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP12892381U Pending JPS5834465U (en) | 1981-08-31 | 1981-08-31 | Signal switching device with additional DC function |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPS5834465U (en) |
-
1981
- 1981-08-31 JP JP12892381U patent/JPS5834465U/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JPS5834465U (en) | Signal switching device with additional DC function | |
| JPS59101557U (en) | Video camera | |
| JPS59169164U (en) | TV camera sensitivity control device | |
| JPS59107706U (en) | video recording device | |
| JPS6070905U (en) | Video output circuit | |
| JPS588266U (en) | Character signal mixing device | |
| JPS5945715U (en) | Tape deck device | |
| JPS58158576U (en) | Audio signal control device | |
| JPS59125172U (en) | Operation switch device for video camera | |
| JPS6040132U (en) | Phase switching circuit | |
| JPS58118426U (en) | flash device | |
| JPS58119271U (en) | Video recording and playback device | |
| JPS5988983U (en) | color monitor receiver | |
| JPS60192572U (en) | In-vehicle video receiving device | |
| JPS5928728U (en) | Input check circuit | |
| JPS5922574U (en) | Video camera power saving circuit | |
| JPS5912137U (en) | Synchro contact switching device for cameras with built-in strobes | |
| JPS60149274U (en) | Video camera power saving device | |
| JPS61154074U (en) | ||
| JPS5917015U (en) | Signal switching circuit | |
| JPS58141667U (en) | antenna switching circuit | |
| JPS58131046U (en) | Camera warning display circuit | |
| JPS5991079U (en) | image receiving device | |
| JPS58119272U (en) | Video recording and playback device with display | |
| JPS5974512U (en) | recording level adjuster |