CN201440689U - Wide-voltage monitoring camera and monitoring system - Google Patents
Wide-voltage monitoring camera and monitoring system Download PDFInfo
- Publication number
- CN201440689U CN201440689U CN2009201321095U CN200920132109U CN201440689U CN 201440689 U CN201440689 U CN 201440689U CN 2009201321095 U CN2009201321095 U CN 2009201321095U CN 200920132109 U CN200920132109 U CN 200920132109U CN 201440689 U CN201440689 U CN 201440689U
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- power supply
- signal processor
- power
- source transducer
- voltage monitoring
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Abstract
The utility model discloses a wide-voltage monitoring camera which comprises a charge couple device, an analog-to-digital converter, an image signal processor, a first power converter and a second power converter; a +5V power supply is connected with the first power converter; the first power converter is connected with the second power converter and the image signal processor; the second power converter is connected with the charge couple device; the charge couple device is connected with the image signal processor through the analog-to-digital converter; the first power converter supplies +3.3V working power and the power of the second power converter; and the second power converter supplies +15V and -6.8V working power. The utility model also discloses a wide-voltage monitoring system of the monitoring camera. After the utility model is adopted, the camera can work under quite lower input voltage, has low power consumption and low overall current, and is particularly applicable to occasions on which the power is supplied by batteries.
Description
Technical field
The utility model relates to the camcorder technology field, and particularly a kind of rig camera of wide-voltage range work and supervisory control system are applicable to especially and adopt battery powered place.
Background technology
At present the occasion that wide voltage is used is more and more, and the general voltage power supply of existing rig camera is in the scope of+12V ± 10%, in case exceed this voltage range, video camera is with regard to cisco unity malfunction..
The utility model content
Main purpose of the present utility model is exactly at the deficiencies in the prior art, and a kind of wide voltage monitoring video camera is provided, and its operating voltage range is wide, can work under lower input voltage, is particularly suitable for battery powered occasion.
Another purpose of the present utility model provides a kind of wide voltage monitoring system with above-mentioned advantage.
For achieving the above object, the utility model is by the following technical solutions:
A kind of wide voltage monitoring video camera, it is characterized in that, comprise charge coupled device, analog to digital converter, image-signal processor, first power supply changeover device and second source transducer, + 5V power supply connects described first power supply changeover device, described first power supply changeover device connects described second source transducer and described image-signal processor, described second source transducer meets described charge coupled device (CCD, ChargeCoupled Device), described charge coupled device connects described image-signal processor by described analog to digital converter, described first power supply changeover device provides+power supply of 3.3V working power and described second source transducer, described second source transducer provides+15V and-the 6.8V working power.
Preferably, described+5V power supply is a battery supply.
Preferably, described image-signal processor is a digital signal processor.
A kind of wide voltage monitoring system, it is characterized in that, comprise charge coupled device, analog to digital converter, image-signal processor, video-frequency monitor, first power supply changeover device, the second source transducer and+the 5V power supply, described+5V power supply connects described first power supply changeover device, described first power supply changeover device connects described second source transducer and described image-signal processor, described second source transducer connects described charge coupled device, described charge coupled device connects described image-signal processor by described analog to digital converter, described image-signal processor connects described video-frequency monitor, described first power supply changeover device provides+power supply of 3.3V working power and described second source transducer, described second source transducer provides+15V and-the 6.8V working power.
Preferably, described+5V power supply is a battery supply.
Preferably, described image-signal processor is a digital signal processor.
The utility model beneficial technical effects is:
According to the utility model, by the first power supply changeover device general+5V low voltage transition produce video camera work needed+power supply of 3.3V working power and second source transducer, again by second source transducer conversion back produce video camera work needed+15V and-the 6.8V power supply, as in one embodiment, + 5V external voltage is supplied with the machine plate, and conversion generates+15V ,-6.8V and+3.3V voltage supplies with other chip operations of video camera respectively.Adopt the utility model, by the conversion of power supply changeover device, the shooting function is worked under lower input voltage, and the loss of power is little, so the complete machine electric current is low, is particularly suitable for battery powered occasion.
Description of drawings
Fig. 1 is the structural representation of the wide voltage monitoring system of a kind of embodiment of the utility model.
Feature of the present utility model and advantage will be elaborated in conjunction with the accompanying drawings by embodiment.
Embodiment
Please refer to Fig. 1, the wide voltage monitoring system of a kind of embodiment comprises wide voltage monitoring video camera, video-frequency monitor and+the 5V power supply, wide voltage monitoring video camera comprises: the charge coupled device ccd (can adopt model is the CCD of ICX639AK) that can sense light, an analog to digital converter (can adopt model is the conversion chip of AD9943), the image-signal processor of an exportable analog video signal (can adopt model is that the digital signal processor of NVP2010 is DSP), first power supply changeover device (can adopt model is the DC-DC conversion chip of MP2359) and second source transducer (can adopt model is the DC-DC conversion chip of NJM2360).Wherein, + 5V power supply connects first power supply changeover device, and first power supply changeover device connects second source transducer and image-signal processor, and the second source transducer connects charge coupled device, charge coupled device is by analog to digital converter map interlinking image signal processor, and image-signal processor connects video-frequency monitor.First power supply changeover device provides+power supply of 3.3V working power and second source transducer, the electrical signal conversion one-tenth+15V that the second source transducer provides first power supply changeover device and-the 6.8V working power.For example ,+5V external voltage is supplied with video camera machine plate, and conversion generates+15V ,-6.8V and+3.3V voltage supplies with other chip operations of video camera respectively.+ 5V external voltage is preferably battery and provides.Adopt the utility model, by the conversion of power supply changeover device, the shooting function is worked under lower input voltage, and the loss of power is little, so the complete machine electric current is low, is particularly suitable for battery powered occasion.Preferably, first and second power supply changeover device adopts aforementioned conversion chip, can obtain high conversion efficiency.
Above content be in conjunction with concrete preferred implementation to further describing that the utility model is done, can not assert that concrete enforcement of the present utility model is confined to these explanations.For the utility model person of an ordinary skill in the technical field, under the prerequisite that does not break away from the utility model design, can also make some simple deduction or replace, all should be considered as belonging to protection range of the present utility model.
Claims (6)
1. one kind wide voltage monitoring video camera, it is characterized in that, comprise charge coupled device, analog to digital converter, image-signal processor, first power supply changeover device and second source transducer, + 5V power supply connects described first power supply changeover device, described first power supply changeover device connects described second source transducer and described image-signal processor, described second source transducer connects described charge coupled device, described charge coupled device connects described image-signal processor by described analog to digital converter, described first power supply changeover device provides+power supply of 3.3V working power and described second source transducer, described second source transducer provides+15V and-the 6.8V working power.
2. wide voltage monitoring video camera as claimed in claim 1 is characterized in that described+5V power supply is a battery supply.
3. wide voltage monitoring video camera as claimed in claim 1 or 2 is characterized in that described image-signal processor is a digital signal processor.
4. one kind wide voltage monitoring system, it is characterized in that, comprise charge coupled device, analog to digital converter, image-signal processor, video-frequency monitor, first power supply changeover device, the second source transducer and+the 5V power supply, described+5V power supply connects described first power supply changeover device, described first power supply changeover device connects described second source transducer and described image-signal processor, described second source transducer connects described charge coupled device, described charge coupled device connects described image-signal processor by described analog to digital converter, described image-signal processor connects described video-frequency monitor, described first power supply changeover device provides+power supply of 3.3V working power and described second source transducer, described second source transducer provides+15V and-the 6.8V working power.
5. wide voltage monitoring as claimed in claim 4 system is characterized in that described+5V power supply is a battery supply.
6. as claim 4 or 5 described wide voltage monitoring systems, it is characterized in that described image-signal processor is a digital signal processor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201321095U CN201440689U (en) | 2009-05-20 | 2009-05-20 | Wide-voltage monitoring camera and monitoring system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201321095U CN201440689U (en) | 2009-05-20 | 2009-05-20 | Wide-voltage monitoring camera and monitoring system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201440689U true CN201440689U (en) | 2010-04-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201321095U Expired - Fee Related CN201440689U (en) | 2009-05-20 | 2009-05-20 | Wide-voltage monitoring camera and monitoring system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201440689U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767924A (en) * | 2015-04-28 | 2015-07-08 | 西安科技大学 | Mining high-definition video collecting system and method |
-
2009
- 2009-05-20 CN CN2009201321095U patent/CN201440689U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104767924A (en) * | 2015-04-28 | 2015-07-08 | 西安科技大学 | Mining high-definition video collecting system and method |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100421 Termination date: 20140520 |