CN203747901U - Control device for adjusting parameters of aerial camera in real time - Google Patents
Control device for adjusting parameters of aerial camera in real time Download PDFInfo
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- CN203747901U CN203747901U CN201420044008.3U CN201420044008U CN203747901U CN 203747901 U CN203747901 U CN 203747901U CN 201420044008 U CN201420044008 U CN 201420044008U CN 203747901 U CN203747901 U CN 203747901U
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Abstract
The utility model provides a control device for adjusting parameters of an aerial camera in real time. The control device comprises a master control module, a transmission module, a power source module and a sensor. The input end of the master control module is connected to the sensor arranged on an aircraft, the output end of the master control module is connected to the camera on the aircraft, and a data storage unit is arranged in the camera. The master control module is electrically connected with the transmission module, and the transmission module is connected with the data storage unit in the camera. The power source module supplies power to the master control module and the transmission module. The sensor is used for monitoring the environment parameter of the environment where the aircraft is placed and transmitting the environment parameter to the master control module. Compared with the prior art, the digital camera is automatically controlled according to the parameter information of the current environment, the time of exposure is adjusted, shot photos are controlled to be transmitted at a high speed in real time at the same time, and therefore the photos of high quality is acquired.
Description
Technical field
The utility model relates to digital control field, is specifically related to a kind of control device of real-time adjustment aerial camera parameter.
Background technology
Aircraft, in the time carrying out aeroplane photography, owing to being subject to the multiple impact such as the machine and air-flow, causes the body cannot held stationary, and this takes and bring very large difficulty appointed area high accuracy to Airborne Camera.The impact bringing in order effectively to reduce body vibrations and shake, configurable high performance gyro-stabilized platform carries camera, thereby realizes high-precision alignment of orientation, and controls camera and strictly take by formulating course.Gyro-stabilized platform is as adopted the platform of strapdown mode, have the advantages that volume is little, lightweight, cost is low, compensation range is large, can reduce the class requirement of aerial photography aircraft, reduce and take the dependence of operation for multiple environmental factors such as weather, improve the quality of shooting effect and post-processed.
At present, mainly concentrate on its mechanical structure is improved for the take photo by plane research of quality of raising, on the basis at existing small-sized triaxial gyro-stabilized platform, increase vibration-proof structure, in conjunction with inertial navigation module output angle information, any sensing control of implementation platform, can automatically adjust current lens location and realize auto-alignment orientation.
In fact, except the fuselage factors of instability, impact is taken photo by plane and is obtained a lot of because have of high-quality image, for example, for the shooting of different topography and geomorphologies, if do not adjust camera parameter, adopt unified photosensitivity, resolution and shutter speed to take, will certainly obtain different picture quality.And not yet occur at present making camera under varying environment condition by the device that unmanned aerial vehicle onboard camera is automatically adjusted and controlled, cannot automatically regulate its parameter setting for different terrain landforms, cause unmanned plane aerial images quality undesirable.
Utility model content
For above-mentioned problems of the prior art, the purpose of this utility model is to provide a kind of control device of real-time adjustment aerial camera parameter, this device utilizes transducer to obtain the current intensity of light source of aircraft, and according to current light source intensity, the requirement of taking pictures is adjusted to camera parameter, thereby camera adjustments to the parameter that adapts to most current environment is taken pictures, and then get high-quality photo.In addition, this device can also be monitored camera current state, as battery voltage value, and charges in time in the time that cell voltage is not enough, thereby has avoided camera cannot take because not having electricity, avoids omitting the important data of taking photo by plane.
For achieving the above object, the technical scheme that the utility model adopts is: a kind of control device of real-time adjustment aerial camera parameter, comprise: main control module, transport module, power module and transducer, wherein, the input of main control module is connected to is located at carry-on transducer, the output of main control module is connected to carry-on camera, in this camera, is equipped with data storage; Main control module is electrically connected with transport module, and transport module is connected with the data storage of camera; Power module is main control module and transport module power supply; And parameter in Sensor monitoring aircraft environment of living in be passed to main control module.
Further, this main control module comprises: controller, memory, data transmission terminal, serial communication end and camera control end; Wherein, main control module is electrically connected with transport module by data transmission terminal, quick obtaining data message be passed to controller from the data storage of camera; Serial communication end is connected with camera, and the parameter information that monitoring camera is taken in real time is also passed to controller; In memory, storing in advance the canonical parameter information that under varying environment condition, camera is taken; Controller is analyzed received above-mentioned information, and utilizes camera control end to control accordingly camera.
Further, transducer is specially optical sensor, and its environmental parameter of monitoring is intensity of illumination.The current intensity of illumination that optical sensor is monitored is passed to controller, controller correspondence is searched the standard camera parameter of taking pictures under this illumination condition prestoring in memory, the current camera parameter contrast that this canonical parameter and serial communication end are monitored, if different, controller regulates by camera control end.
In the utility model, further, the parameter information of camera is the time for exposure.In the time that controller judges that time for exposure that under current illumination condition, camera is taken pictures is long, the camera control end of controller drives its optical coupling isolation circuit connecting, and controls and improve the shutter speed of camera.
Further, in the utility model, power module comprises power transfer module, boost module, lithium battery, filtration module, Voltage stabilizing module, stand-by power supply and charging module.Wherein, lithium battery is electrically connected with power transfer module by boost module, stand-by power supply carries out respectively voltage stabilizing and filtering processing by Voltage stabilizing module and filtration module, and the stable voltage obtaining is inputed to power transfer module, this power transfer module will be exported for main control module and transport module after the voltage transitions of input.Charging module starts during lower than critical value (as 3v) at camera battery electric weight, is its charging.
As preferably, in main control module, other supplementary modules can also be set, as Flash memory module etc.Adopt Flash memory module, can preserve selectively the data of camera operation, can adopt SPI mode to communicate by letter with controller.
As preferably, transport module can be selected USB transmitter, and the data storage of camera can be TF/SD card.
The utility model provides a kind of control device of real-time adjustment aerial camera parameter, has the following advantages:
This device utilizes the residing environment of transducer Real-Time Monitoring aircraft, and automatically regulate camera according to the requirement of varying environment condition, make it under different environmental conditions, can shoot high-quality photo, meet the unmanned plane requirement of field to high definition high resolution picture of taking photo by plane.
This device is by automatically monitoring the state parameter of one or more digital camera on aircraft, and the parameter collecting and the canonical parameter prestoring are contrasted, driving governor carries out corresponding regulation and control to camera, thereby realizes the automatic control to digital camera on unmanned plane.
In addition, this device also utilizes high-speed transfer module to realize the real time high-speed transmission of aerial photograph.This device can also be monitored camera current state, as battery voltage value, and charges in time in the time that cell voltage is not enough, thereby has ensured the normal work of aerial camera.
Brief description of the drawings
In order to understand better and to implement, describe the utility model in detail below in conjunction with accompanying drawing.
Fig. 1 is the internal structure block diagram of control device described in the utility model.
Wherein: 1---main control module, 2---camera, 3---transport module, 4---power module, 5---transducer, 10---controller, 11---memory, 12---serial communication end, 13---camera control end, 14---data transmission terminal, 21---TF/SD card, 22---camera battery, 41---power transfer module, 42---boost module, 43---lithium battery, 44---filtration module, 45---Voltage stabilizing module, 46---charging module, 47---stand-by power supply.
Embodiment
Control device described in the utility model is mainly used in the aircraft field of taking photo by plane, the digital camera going on automatic vehicle regulates its parameter value, thereby make camera can both obtain high-quality photo under varying environment condition, and control the high-speed transfer of the captured photo of camera simultaneously.Embodiment described in the utility model is applicable to one or more camera, taking a camera as example, but is not limited to this number at this, can increase and decrease number of cameras according to actual needs if desired.In embodiment of the present utility model, this control device is located on aircraft, and is connected for the digital camera of taking photo by plane on this aircraft.
Fig. 1 is the internal structure block diagram of control device described in the utility model, and it comprises: main control module 1, transport module 3, bus module 3 and power module 4.Wherein, main control module 1 is single-chip microcomputer, the arm processor that price is low as selected, processing speed fast, system break responding ability is strong.Transport module 3 is preferably USB2.0 transmission control unit (TCU), can select high-speed transfer chip.The input of main control module 1 is connected to carry-on transducer 5, and the output of main control module 1 is connected to described carry-on camera 2, in camera 2, is provided with data storage, and data storage is TF/SD card 21 in the present embodiment.Main control module 1 is electrically connected with transport module 3, and transport module 3 is connected with the data storage 21 of camera 2; Power module 4 is powered for main control module 1 and transport module 3; And transducer 5 is monitored the parameter in aircraft environment of living in and is passed to main control module 1.In specific implementation process, main control module 1, transport module 3 and power module 4 these three main functional modules are separately positioned on three circuit boards, connect with winding displacement form.
As shown in the figure, main control module 1 specifically comprises: controller 10, memory 11, serial communication end 12, camera control end 13 and data transmission terminal 14.Serial communication end 12 is observed serial ports as debugging, and it is connected with camera 2, for monitoring in real time the acquisition parameters of camera 2 on aircraft, makes controller 10 understand in time every state of camera 2, takes suitable regulation measure.
In memory 11, storing in advance the canonical parameter information that under varying environment condition, camera is taken; Controller 10 is analyzed received above-mentioned information, and utilizes camera control end 13 to control accordingly camera, automatically adjusts in real time its parameter value thereby camera 2 is all reached under varying environment condition, makes it shoot high-quality photo.Main control module 1 is electrically connected with transport module 2 by data transmission terminal 14, and data transmission terminal 14 is specially I/O port, by with the communicating by letter of transport module 2, quick obtaining data message be passed to controller 10 from data storage (the TF/SD card) 21 of camera 2.
The intensity of light source is that one of key factor of exposing is taken in impact.The power of natural daylight and weather are rain or shine, time, seasonal variations and areal variation have close contacting.For example, in fine day, cloudy, cloudy, rainy day, under these several weather conditions, the intensity of light source respectively differs one times, and shutter speed also should respectively differ one-level.In addition, the intensity of light source is the difference to some extent from the different of time also, as the strongest after before midday.Therefore, in actual photographed process, should expose control, as one sees fit prolongation or shortening time for exposure to camera according to the intensity of illumination under current environment condition.In the utility model, list the corresponding intensity of illumination of varying environment condition, and the corresponding camera parameter of different illumination intensity scope, as time for exposure etc., these information storage are in the memory 11 of main control module 1.
In the utility model, transducer 5 is specially optical sensor, and its environmental parameter of monitoring is intensity of illumination.The current intensity of illumination that optical sensor 5 is monitored is passed to controller 10, controller 10 correspondences are searched the standard camera parameter of taking pictures under this illumination condition prestoring in memory 11, the current camera parameter contrast that this canonical parameter and serial communication end 12 are monitored, if different, controller 10 regulates by camera control end 13.In addition, camera parameter can be pixel count, resolution, photosensitivity, shutter speed etc., and the parameter information prestoring is according to the difference of camera model and difference.In the present embodiment, the parameter information of camera is the time for exposure.In the time that controller 10 judges that time for exposure that under current illumination condition, camera 2 is taken pictures is long, the camera control end 13 of controller 10 drives its optical coupling isolation circuits that connect, and controls and shortens the time for exposure, improves shutter speed.
In the utility model, power module 4 specifically comprises power transfer module 41, boost module 42, lithium battery 43, filtration module 44, Voltage stabilizing module 45, charging module 46 and stand-by power supply 47.Wherein, lithium battery 43 is electrically connected with power transfer module 41 by boost module 42, stand-by power supply 47 carries out respectively voltage stabilizing and filtering processing by Voltage stabilizing module 45 and filtration module 44, and the stable voltage obtaining is inputed to power transfer module 41, this power transfer module 41 will be exported for main control module 1 and transport module 2 after the voltage transitions of input.Concrete, in the present embodiment, boost module 42 is preferably the chip that boosts of direct current; Voltage stabilizing module 45 is preferably the voltage-stabiliser tube of antistatic protection; Filtration module 44 is preferably the filter circuit being jointly made up of inductance and electric capacity; Stand-by power supply 47 is preferably 12V DC power supply; The reliable and stable voltage that 12v direct voltage is converted to 5v and 3.3v by power transfer module 41 is for follow-up.Charging module 46 starts during lower than critical value (as 3v) at camera battery 22 electric weight, is its charging.
In actual applications, aircraft, in flight course, when camera 2 starts to take, starts control device described in the utility model, inputs starting resistor to power module 4.Power module 4 provides 12v and 5v direct voltage for main control module 1, and the direct voltage of input is converted to reliable and stable 5v and 3.3v Voltage-output to transport module 3, is its power supply.Camera 2 is stored in after taking pictures in TF/SD card 21, the controller 10 of main control module 1 at regular intervals interval sends transfer instruction one time, data in TF/SD card 21 are read and be sent to controller 10 via transport module 3, be then stored in memory 11.Intensity of illumination in optical sensor 5 Real-Time Monitoring environmental conditions, and data are sent back to controller 10; Meanwhile, serial communication end 12 is monitored the current state parameter of camera, also parameter information is transferred to controller 10; Controller 10 is searched the information of collecting, mate and compares with the information being pre-stored in memory 11.For example, search the corresponding camera standard state of current intensity of illumination parameter, itself and current camera state parameter are compared, if inconsistent, controller 10 drives camera control ends 13 are adjusted camera, make the state parameter of camera meet the requirement of current environment condition.Taking the time for exposure as example, it is 0.00125 second when finding the standard exposure time of camera under current intensity of illumination, and the current camera exposure time is greater than this standard value, cause relative displacement between camera and scenery to cause image fog, when photo image quality is poor, controller 10 drives camera control ends 13 are connected to optical coupling isolation circuit through camera control line, control and improve the shutter speed of camera 2, thereby shorten the time for exposure, obtain the photo of better quality.
As optimal way, in the main control module of the present embodiment, other supplementary modules can also be set, as Flash memory module etc.Adopt Flash memory module, can preserve selectively the data of camera operation, can adopt SPI mode to communicate by letter with main control module.
The utility model is not limited to above-mentioned execution mode, if various changes of the present utility model or distortion are not departed to spirit and scope of the present utility model, if within these changes and distortion belong to claim of the present utility model and equivalent technologies scope, the utility model is also intended to comprise these changes and distortion.
Claims (7)
1. a control device of adjusting in real time aerial camera parameter, comprising: main control module, transport module, power module and transducer, it is characterized in that,
The input of main control module is connected to is located at carry-on transducer, and the output of main control module is connected to carry-on camera, in this camera, is provided with data storage;
Main control module is electrically connected with transport module, and transport module is connected with the data storage in camera;
Power module is main control module and transport module power supply; And
Environmental parameter in Sensor monitoring aircraft environment of living in is also passed to main control module.
2. the control device of real-time adjustment aerial camera parameter according to claim 1, is characterized in that, main control module comprises: controller, memory, data transmission terminal, serial communication end and camera control end; Wherein,
Main control module is electrically connected with transport module by data transmission terminal, quick obtaining data message be passed to controller from the data storage of camera;
Serial communication end is connected with camera, and the parameter information that monitoring camera is taken in real time is also passed to controller;
In memory, storing in advance the canonical parameter information that under varying environment condition, camera is taken; And
Controller is analyzed received above-mentioned information, and utilizes camera control end to control accordingly camera.
3. the control device of real-time adjustment aerial camera parameter according to claim 2, is characterized in that, described transducer is specially optical sensor, and its environmental parameter of monitoring is intensity of illumination.
4. the control device of real-time adjustment aerial camera parameter according to claim 3, it is characterized in that, the current intensity of illumination that optical sensor is monitored is passed to controller, controller correspondence is searched the standard camera parameter of taking pictures under this current intensity of illumination prestoring in memory, the current camera parameter contrast that this canonical parameter and serial communication end are monitored, if different, controller regulates camera by camera control end.
5. the control device of real-time adjustment aerial camera parameter according to claim 4, is characterized in that, the parameter information of described camera is the time for exposure; And
In the time that controller judges that time for exposure that under current intensity of illumination, camera is taken pictures is long, the camera control end of controller drives its optical coupling isolation circuit connecting, and controls and improve the shutter speed of camera.
6. the control device of real-time adjustment aerial camera parameter according to claim 1 and 2, is characterized in that, described power module comprises power transfer module, boost module, lithium battery, filtration module, Voltage stabilizing module, stand-by power supply and charging module;
Wherein,
Lithium battery is electrically connected with power transfer module by boost module;
Stand-by power supply carries out respectively voltage stabilizing and filtering processing by Voltage stabilizing module and filtration module, and the stable voltage obtaining is inputed to power transfer module;
Power transfer module will be exported for main control module and transport module after the voltage transitions of input; And
Charging module starts during lower than critical value at camera battery electric weight, is camera charging.
7. the control device of real-time adjustment aerial camera parameter according to claim 1, is characterized in that, described transport module is USB transmitter, and the data storage of described camera is TF/SD card.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201420044008.3U CN203747901U (en) | 2014-01-23 | 2014-01-23 | Control device for adjusting parameters of aerial camera in real time |
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| CN201420044008.3U CN203747901U (en) | 2014-01-23 | 2014-01-23 | Control device for adjusting parameters of aerial camera in real time |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763473A (en) * | 2014-01-23 | 2014-04-30 | 徐鹏 | Control device for adjusting parameters of aerial camera in real time |
| CN104811619A (en) * | 2015-04-23 | 2015-07-29 | 小米科技有限责任公司 | Imaging correction method and device, electronic device |
| CN107135386A (en) * | 2017-04-26 | 2017-09-05 | 北京图森未来科技有限公司 | A kind of binocular camera system |
| CN107416221A (en) * | 2017-08-24 | 2017-12-01 | 浙江迪澳普地理信息技术有限公司 | A kind of camera oblique photograph control system of fixed-wing unmanned plane three |
-
2014
- 2014-01-23 CN CN201420044008.3U patent/CN203747901U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103763473A (en) * | 2014-01-23 | 2014-04-30 | 徐鹏 | Control device for adjusting parameters of aerial camera in real time |
| CN104811619A (en) * | 2015-04-23 | 2015-07-29 | 小米科技有限责任公司 | Imaging correction method and device, electronic device |
| CN104811619B (en) * | 2015-04-23 | 2018-12-25 | 小米科技有限责任公司 | Image-forming correction method and device, electronic equipment |
| CN107135386A (en) * | 2017-04-26 | 2017-09-05 | 北京图森未来科技有限公司 | A kind of binocular camera system |
| CN107135386B (en) * | 2017-04-26 | 2018-09-07 | 北京图森未来科技有限公司 | A kind of binocular camera system |
| CN107416221A (en) * | 2017-08-24 | 2017-12-01 | 浙江迪澳普地理信息技术有限公司 | A kind of camera oblique photograph control system of fixed-wing unmanned plane three |
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Effective date of registration: 20160628 Address after: 510036 Guangzhou Science City, Luogang District science Avenue, No. 182 innovation building C2 District, No. 101, Patentee after: GUANGZHOU REDBIRD HELICOPTER REMOTE SENSING TECHNOLOGY Co.,Ltd. Address before: 510036, Guangdong, Luogang District Science City, science Road, 182 innovation building, C1 District, Annex 7 floor, Guangzhou Patentee before: Xu Peng |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140730 Termination date: 20220123 |
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| CF01 | Termination of patent right due to non-payment of annual fee |