CN202617238U - Network dome camera and surveillance system - Google Patents
Network dome camera and surveillance system Download PDFInfo
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- CN202617238U CN202617238U CN 201220177511 CN201220177511U CN202617238U CN 202617238 U CN202617238 U CN 202617238U CN 201220177511 CN201220177511 CN 201220177511 CN 201220177511 U CN201220177511 U CN 201220177511U CN 202617238 U CN202617238 U CN 202617238U
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Abstract
The utility model relates to the field of video surveillance, and discloses a network dome camera and a surveillance system. The network dome camera comprises a lens module, a sensor module, a front-end control module, a coding module and an interface module, wherein the sensor module is used for converting optical signals acquired by the lens module into video signals; the front-end control module is used for receiving control commands to drive a motor controlling the lens module, receiving and processing the video signals of the sensor module, and uploading the processed video signals; the coding module is used for receiving the video signals uploaded by the front-end control module, carrying out coding processing, and transmitting the control commands to the front-end control module; and the interface module is used for uploading the coded video signals to a network control center, and transmitting commands of the network control center. The network dome camera and the surveillance system can be used by the staff in the network control center to see video images with high resolution, and to make precise adjustments according to the images, thereby increasing the adjustment accuracy, and reducing the working strength of the staff.
Description
Technical field
The utility model relates to technical field of video monitoring, relates in particular to a kind of network dome type camera and supervisory control system.
Background technology
The network dome type camera is a kind of video image acquisition equipment that can the image information of camera acquisition be sent to display terminal through network; It is compared with rifle formula video camera; The network dome type camera has characteristics such as the zoom lens of carrying can be focused, zooming range is less, the difficult replacing of camera lens; Be widely used in indoor monitoring place among a small circle, like significant points gateway, passage, elevator cage etc.
Along with the development of technology, the network dome type camera is by being used more and more widely.High definition network dome type camera particularly, its depth of field is less, and in installment work, the engineering staff need regulate according to the concrete environment in scene, to obtain more excellent image quality.In addition and since camera lens receive site environment (as the vibration etc.) influence, lens focus is changed, the staff also need regulate correction to it accordingly in line service.
Be the regulating networks dome type camera, particularly the definition of high definition network dome type camera imaging generally goes to the scene to carry out manual adjustment by the staff.The staff regulates according to image quality with the image of portable display device reception network dome type camera.This mode can satisfy the requirement to imaging picture definition to a certain extent; But its weak point is; The image information of using portable display device to react is limited; The staff can't accomplish adjusting work such as zoom or focusing accurately according to portable display device, in case picture is in large scale display then can expose unsharp problem again; On the other hand, because the position that the network dome type camera is installed is higher, the staff is extremely inconvenient when accomplishing adjusting work.
The utility model content
The utility model provides a kind of network dome type camera, when making things convenient for the staff to regulate, also can improve staff's degree of regulation.
The utility model is achieved in that and comprises camera lens module and convert the light signal of camera lens module collection the sensor assembly of vision signal into, it is characterized in that said network dome type camera also comprises:
Be connected with said sensor assembly with said camera lens module, be used to receive the motor of control command and drive controlling camera lens module, the vision signal that receives the processes sensor module and the front-end control module uploaded;
Be connected with said front-end control module with said camera lens module, be used for the vision signal that the receiving front-end control module uploads and carry out encoding process, transmit the coding module of control command to front-end control module;
Link to each other with coding module, be used for the vision signal after the encoding process is uploaded to the network control center and transmits the interface module of network control center's order; And
The power module of electric energy is provided for sensor assembly, front-end control module, coding module, interface module, camera lens module.
Further, be connected with said coding module, be used to receive the control command of said coding module and the vision signal of sensor assembly, and vision signal is uploaded to the master controller of said coding module with said sensor assembly;
Be connected with said camera lens module, be used for the motor drive ic of the motor of drive controlling camera lens module; With
Be connected with motor drive ic with said master controller, be used to receive the control command that master controller sends, and according to the electric machine controller of the said motor drive ic of order control.
Further; Said camera lens module comprises eyeglass, focusing control assembly, focus control assembly, two filter switching controls assembly and iris control assembly; Said coding module links to each other with two filter switching controls assemblies and iris control assembly; Send adjusting by coding module and control signal to two filter switching controls assemblies and iris control assembly; Said focusing control assembly, focus control assembly link to each other with the front-end control module, are sent to regulate by the front-end control module to control signal to focusing control assembly, focus control assembly.
Further, said sensor assembly is ccd sensor or cmos sensor.
Further, said interface module is an Ethernet interface.
Further, between said coding module and the front-end control module, be connected through Serial Peripheral Interface (SPI) between front-end control module and the sensor assembly.
Another purpose of the utility model is to provide a kind of long-range adjustable supervisory control system that comprises above-mentioned network dome type camera.
In the utility model; Described network dome type camera is installed in the long-range adjustable supervisory control system; Gather needed smooth wire size by camera lens module, carry out obtaining vision signal after the opto-electronic conversion, after this vision signal process front-end control resume module via sensing module; Be sent to coding module and encode, by interface module these data are sent to the network control center then and show; Interface module receives the control command that the network control center sends simultaneously, is sent to the front-end control module via coding module, and the front-end control module is sent control commands corresponding to camera lens module, regulates the relevant parameter of camera lens, so that picture is more clear.Because the staff can realize the network dome type camera in the network control center; The particularly adjusting work of high definition network dome type camera; Can avoid aerial work adjusting at the scene; And the staff can carry out more meticulous adjusting with image zoom according to the display screen of net control terminal when regulating, and improved staff's degree of regulation.
Description of drawings
Fig. 1 is the functional block diagram of the network dome type camera that provides of the utility model;
Fig. 2 is the functional block diagram of the network dome type camera that provides of the utility model embodiment;
Fig. 3 is the supervisory control system sketch map that the utility model embodiment provides.
Embodiment
For the purpose, technical scheme and the advantage that make the utility model is clearer,, the utility model is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the utility model, and be not used in qualification the utility model.
The utility model provides a kind of network dome type camera; Comprise camera lens module, sensor assembly, front-end control module, coding module, interface module and power module; Camera lens module is gathered needed light signal and is sent to sensor assembly; Sensor assembly carries out light signal to receive processing by the front-end control module after the opto-electronic conversion; Coding module receiving front-end control module processed video signal is encoded, and the vision signal after will encoding via interface module is sent to the network control center; Simultaneously, the control command that net control terminal sends is sent to the front-end control module via interface module, coding module, sends control commands corresponding by the front-end control module, realizes the adjusting control to the lens assembly relevant parameter.
Adopt the described network dome type camera of the utility model, the staff can carry out zoom operations in the network control center, views the details of picture that video camera is gathered; And according to the corresponding control command of regulating of picture quality transmission; Can avoid the staff to the on-the-spot loaded down with trivial details operation of regulating one by one, simultaneously, at the resulting image frame of control terminal; The details of its more convenient discovery image is to make the accurate more operation of regulating.
Like Fig. 1, the light signal that the network dome type camera that the utility model provides comprises camera lens module 100, gather camera lens module 100 converts the sensor assembly 200 of vision signal into, and said network dome type camera also comprises:
Be used to receive control command and drive controlling camera lens module 100, the vision signal that receives processes sensor module 200 and the front-end control module of uploading 300;
Be used for the vision signal that receiving front-end control module 300 uploads and carry out encoding process, transmit the coding module 400 of control command to front-end control module 300;
Link to each other with coding module 400, be used for the vision signal after the encoding process is uploaded to the network control center and transmits the interface module 500 of network control center's order, the utility model adopts Ethernet interface; And
The power module 600 of electric energy is provided for sensor assembly 200, front-end control module 300, coding module 400, interface module 500.
Concrete; As shown in Figure 2; The described front-end control module 300 of the utility model comprises master controller 301 (present embodiment employing fpga chip), electric machine controller 302 and motor drive ic 303; Master controller 301 receives the vision signal of control command and ccd sensor or cmos sensor 201, and vision signal is uploaded to coding ISP mainboard 401, and electric machine controller 302 receives the control command that master controller 301 sends; And revise the register tables of motor drive ic 303 according to order, with the motor of the controlling and driving camera lens module 100 of precision.
Above-mentioned camera lens module comprises eyeglass, and focusing (ZOOM) control assembly, focusing (FOCUS) control assembly, two filter switch (IR-CUT) control assembly and iris (IRIS) control assembly.Wherein, Two filter switching controls assemblies and iris control assembly can directly link to each other with coding module; Send order by coding module and accomplish adjusting (can certainly be sent to the front-end control module by coding module, the transmission of its order also should not be limited to this connected mode).The critical component that video pictures regulates control that is used in the present embodiment is focusing (ZOOM) control assembly, focusing (FOCUS) control assembly; It comprises stepping motor; The adjusting range that stepping motor is used to focus is the 0-5120 step, and the adjusting range that stepping motor is used to focus on is the 0-1408 step.
Between above-mentioned coding module 400 and the master controller 301, between master controller 301 and sensor assembly 200, master controller 301 and the electric machine controller 302 through Serial Peripheral Interface (SPI) (SPI:Serial Peripheral interface) swap data.
The described network dome type camera of present embodiment; Light imports into via camera lens module 100; (charge coupled cell: Charge-coupled Device) (complementary metal oxide semiconductors (CMOS): Complementary Metal Oxide Semiconductor) 201 pairs of light signals of imageing sensor are changed for imageing sensor or CMOS by CCD; The vision signal that obtains is imported into to master controller 301 via the SPI interface; By master controller 301 its image is carried out after interpolation etc. handles; Be transformed into the RAW data, (picture signal is handled: Image Signal Processing) mainboard 401 is done after the Digital Image Processing through coding back H.264 and is sent to network control center's display image through Ethernet to pass through the coding ISP of coding module then.
Meanwhile, Ethernet transmits the control command of being sent by the network control center, comprises focusing order, focus commands, two filter switching command and iris adjusting command in the present embodiment.Focusing and focus commands are sent to master controller 301 via coding ISP mainboard 401; Be sent to electric machine controller 302 then; The value of revising register tables in the motor drive ic 303 by electric machine controller 302 then comes drive stepping motor to rotate, and realizes focusing on, focusing control.
Actual conditions according to picture quality; Also need do other corresponding adjusting in some situation to camera lens module 100; As having realized the demands of different of day and night light since two switching device of optical fiber usefulness; Regulate iris controlling the size in late hole, its can be directly by the signal of telecommunication driving of coding module 400 or front-end control module 300.
The utility model also provides a kind of long-range adjustable supervisory control system that comprises above-mentioned network dome type camera.
By last analysis; The supervisory control system that the utility model network dome type camera constitutes; The staff can network the other end real-time view high-resolution image frame, and make corresponding adjusting measure according to this picture, can be set to manual adjustments or regulate two kinds of patterns automatically.Manual adjustments then needs experienced staff to send control commands corresponding according to screen defect, and according to the progressively meticulous adjusting of picture; Automatically regulate and adopt the comparatively ripe now focusing algorithm of climbing the mountain to seek best clear picture position automatically fast.Compare with the mode that existing staff regulates at the scene, the utility model has improved staff's convenience greatly, has also improved the precision of regulating.
The above is merely the preferred embodiment of the utility model; Not in order to restriction the utility model; Any modification of being done within all spirit and principles at the utility model, be equal to replacement and improvement etc., all should be included within the protection range of the utility model.
Claims (7)
1. network dome type camera comprises camera lens module and converts the light signal of camera lens module collection the sensor assembly of vision signal into, it is characterized in that said network dome type camera also comprises:
Be connected with said sensor assembly with said camera lens module, be used to receive the motor of control command and drive controlling camera lens module, the vision signal that receives the processes sensor module and the front-end control module uploaded;
Be connected with said front-end control module with said camera lens module, be used for the vision signal that the receiving front-end control module uploads and carry out encoding process, transmit the coding module of control command to front-end control module;
Link to each other with coding module, be used for the vision signal after the encoding process is uploaded to the network control center and transmits the interface module of network control center's order; And
The power module of electric energy is provided for sensor assembly, front-end control module, coding module, interface module, camera lens module.
2. network dome type camera according to claim 1 is characterized in that, said front-end control module comprises:
Be connected with said coding module with said sensor assembly, be used to receive the control command of said coding module and the vision signal of sensor assembly, and vision signal is uploaded to the master controller of said coding module;
Be connected with said camera lens module, be used for the motor drive ic of the motor of drive controlling camera lens module; With
Be connected with motor drive ic with said master controller, be used to receive the control command that master controller sends, and according to the electric machine controller of the said motor drive ic of order control.
3. network dome type camera according to claim 1; It is characterized in that; Said camera lens module comprises eyeglass, focusing control assembly, focus control assembly, two filter switching controls assembly and iris control assembly; Said coding module links to each other with said iris control assembly with said pair of filter switching controls assembly; Send adjusting by coding module and control signal to two filter switching controls assemblies and iris control assembly, said focusing control assembly links to each other with the front-end control module with the focus control assembly, is sent to regulate by the front-end control module controlling signal to focusing control assembly and focus control assembly.
4. network dome type camera according to claim 1 is characterized in that, said sensor assembly is ccd sensor or cmos sensor.
5. network dome type camera according to claim 1 is characterized in that, said interface module is an Ethernet interface.
6. network dome type camera according to claim 1 is characterized in that, between said coding module and the front-end control module, be connected through Serial Peripheral Interface (SPI) between front-end control module and the sensor assembly.
7. a long-range adjustable supervisory control system is characterized in that, said long-range adjustable supervisory control system comprises that aforesaid right requires any one described network dome type camera of 1-7.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220177511 CN202617238U (en) | 2012-04-24 | 2012-04-24 | Network dome camera and surveillance system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 201220177511 CN202617238U (en) | 2012-04-24 | 2012-04-24 | Network dome camera and surveillance system |
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| CN202617238U true CN202617238U (en) | 2012-12-19 |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103347149A (en) * | 2013-06-24 | 2013-10-09 | 武汉烽火众智数字技术有限责任公司 | Spherical camera core directly outputting network video signals |
| CN110324526A (en) * | 2018-03-29 | 2019-10-11 | 北京视联动力国际信息技术有限公司 | A kind of control method and device of remote camera |
-
2012
- 2012-04-24 CN CN 201220177511 patent/CN202617238U/en not_active Expired - Lifetime
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103347149A (en) * | 2013-06-24 | 2013-10-09 | 武汉烽火众智数字技术有限责任公司 | Spherical camera core directly outputting network video signals |
| CN110324526A (en) * | 2018-03-29 | 2019-10-11 | 北京视联动力国际信息技术有限公司 | A kind of control method and device of remote camera |
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| CX01 | Expiry of patent term |