CN102801914A - Digital camera electronic focus tracking device and zoom method - Google Patents
Digital camera electronic focus tracking device and zoom method Download PDFInfo
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- CN102801914A CN102801914A CN2012102985206A CN201210298520A CN102801914A CN 102801914 A CN102801914 A CN 102801914A CN 2012102985206 A CN2012102985206 A CN 2012102985206A CN 201210298520 A CN201210298520 A CN 201210298520A CN 102801914 A CN102801914 A CN 102801914A
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Abstract
The invention discloses a digital camera electronic focus tracking device and a zoom method. The electronic focus tracking device comprises a main control panel, a human-computer interaction module and a data transceiving module, wherein the main control panel is used for processing the operations on the human-computer interaction module by the user, and generating and sending a command signal to the data transceiving module according to an algorithm flow executive program; and the data transceiving module is connected with a digital camera and sends the executive instruction to the camera to lead the lens focal length of the camera to be changed along with the operations. The digital camera electronic focus tracking device is applicable to the digital camera having no focus tracking function.
Description
Technical field
The present invention relates to a kind of photography and vedio recording device assembly, relate in particular to a kind of digital camera electronics with burnt device and Zooming method.
Background technology
Along with digital camera technology is constantly ripe; Present main flow digital camera; All possesses powerful digital camera function like the Canon of Canon (5D/60D/500D/550D/600D), Nikon Nikon (D90/D3100/D5100/D7000) etc.; Many low and middle-end machines can be taken the 720P high definition image of 30 frame/seconds, and most of high-end cameras can have been taken the 1080P standard high definition image of 30 frame/seconds.But these digital cameras be not equipped with that common camera must join with burnt device.
Some mechanical cameras are also arranged with burnt device, but its mechanism is big, cost is high.
Summary of the invention
The object of the present invention is to provide a kind of digital camera electronics with burnt device and Zooming method.
The technical scheme that the present invention adopts is; Design a kind of digital camera electronics with burnt device; Comprise: master board, human-computer interaction module, data transmit-receive module, said master board receive the operational order of user through the human-computer interaction module input, produce zoom instructions; And this zoom instructions sent to digital camera through the data transmit-receive module that links to each other with digital camera, the digital camera lens focal length is changed with operational order.
In one embodiment, described master board comprises: microprocessor, filter, A/D modular converter, communication module, and power module; Wherein, microprocessor is used for the input according to the operator, according to the computing of blas completion logic, produces control command; Filter is eliminated error in order to guarantee the stable of user input signal, prevents to cause microprocessor (1a) and produces false command; The A/D modular converter is used for converting the control command signal through filtering to digital signal, and hands over microprocessor processes; Communication module is used for data transmit-receive module is delivered in the instruction that microprocessor processes is accomplished, and the communication modes that communication module adopts is consistent with the communication modes of digital camera; Power module is used to electronics and with burnt device stable power is provided.
The communication modes of said communication module comprises USB communication module, bluetooth (Bluetooth) communication module, WiMAX (WiFi) communication module or infrared communication module.
Said power module (1e) comprises dry cell, rechargeable battery.
The input unit of said human-computer interaction module (2) comprises knob potentiometer, keyboard, touch-screen, control rocking bar, or smart mobile phone.
Said data transmit-receive module (3) comprises usb data line, " hot shoe " interface, bluetooth (B luetooth) communication module, WiMAX (WiFi) communication module or infrared communication module with the coupling assembling of digital camera (4).
The present invention also proposes the Zooming method of a kind of digital camera electronics with burnt device, may further comprise the steps:
S1, beginning initialization;
S2, read the operation signal of human-computer interaction module;
S3, judged whether operational order?
S4, if do not have, return step S2, if having, then carry out control signal and handle, and produce control command through microprocessor;
S5, control command is sent corresponding zoom instructions through the data transmit-receive module that is connected with digital camera to digital camera;
S6, digital camera carry out zoom operation according to the zoom instructions that receives;
S7, return step S2, electronics is with burnt device Automatic Cycle focusing, till operation signal is zero;
S8, off switch, EP (end of program).
Compared with prior art, the present invention lets the operator send the instruction that lens focus changes to camera through microprocessor, makes the focal length of operator's ability remotely controlled cameras camera lens, has realized that ordinary digital camera increases the purpose with burnt function.
Description of drawings
Fig. 1 is the block diagram of digital camera electronics of the present invention with burnt device;
Fig. 2 is the follow burnt method flow diagram of digital camera electronics with burnt device.
Embodiment
Below in conjunction with accompanying drawing and embodiment, structural principle of the present invention is described.
As shown in Figure 1, digital camera electronics of the present invention comprises master board 1, human-computer interaction module 2, data transmit-receive module 3 with burnt device.Wherein master control borad 1 constitutes the main body of electronics with burnt device with human-computer interaction module 2, and data transmit-receive module 3 links to each other with digital camera 4.
Microprocessor 1a is a nucleus module of the present invention, is responsible for the input according to the operator, according to the computing of blas completion logic, and to digital camera 4 sending controling instructions.Microprocessor 1a adopts processor of single chip computer, as selects the Atmel-168 chip for use, also can select for use other can accomplish the chip of said function.
Signal through filter 1b filtering will convert digital signal to through A/D modular converter 1c, be sent to microprocessor 1a and handle.Instruction after microprocessor 1a handles will send to data transmit-receive module 3 through communication module 1d.
The kind of communication module 1d is selected to be decided by the communication modes of master control borad 1 with digital camera 4.In one embodiment, communication module 1d adopts the USB communication module, and follows according to USB host-host protocol transmission control command.Communication module 1d also can select bluetooth (Bluetooth) communication module, WiMAX (WiFi) communication module, infrared communication module etc. for use.
Power module 1e can comprise dry cell for burnt device stable power being provided, or rechargeable battery.In one embodiment, adopt No. 5 dry cells of two joints.In another embodiment, adopt 3V, 600mA lithium battery.Power module 1e also can comprise a charge port and corresponding charger.
Human-computer interaction module 2 also is an input unit, and the operator only need pass through operated input device, just can reach the purpose that the control camera focus changes.For the operator, the transmission of the processing of control signal, the execution of algorithm, instruction all is the "black box" that need not be concerned about.A human-computer interaction module 2 the simplest can be realized through the knob potentiometer; The operator can produce the signal of potential change through rotary knob, and the electric potential signal that changes through master control borad 1, data transmit-receive module 3, digital camera 4 can drive lens focus and change.The instance of human-computer interaction module 2 also can be selected keyboard, touch-screen, control rocking bar for use, even signal input device such as smart mobile phone.
Data transmit-receive module 3 is connected with digital camera 4 through USB or " hot shoe " interface that digital camera 4 carries.In one embodiment, data transmit-receive module 3 is the usb data line.Identical with the selection of communication module 1d, data transmit-receive module 3 available modules also can comprise bluetooth (Bluetooth) communication module, WiMAX (WiFi) communication module, infrared communication module etc.
As shown in Figure 2, zoom operation method of the present invention may further comprise the steps:
S1, the communication through initialization foundation and digital camera;
After S2, initialization are accomplished, read the operation signal of human-computer interaction module 2;
Whether S3, decision operation person have operational order, if do not have, turn back to S2; If have, then change step S5;
S5, microprocessor input signal produce control command, and send zoom instructions through communication module and data transmit-receive module to digital camera;
S6, digital camera are accomplished zoom operation according to the zoom instructions that receives;
S7, return step S2, electronics is with burnt device Automatic Cycle focusing, up to being changed to till zero;
S8, off switch, EP (end of program).Can or restart the key termination routine through Switching Power Supply.
In one embodiment of the invention, can produce adaptive Zoom effect according to the operator to the next corresponding instruction of sending the zoom speed of the amplitude speed of input equipment operation.
In sum; The digital camera electronics that the present invention proposes is connected with digital camera with burnt device; Through human-computer interaction module 2 input focusing signals, master control borad 1 calculates and produces zoom instructions, drives digital camera 4 through transceiver module 3 and changes focal length; Produce adaptive Zoom effect, realized that ordinary digital camera increases the purpose with burnt function.
Should be understood that above-mentioned description to specific embodiment is comparatively detailed, can not therefore think the restriction to scope of patent protection of the present invention, scope of patent protection of the present invention should be as the criterion with accompanying claims.
Claims (8)
1. a digital camera electronics is with burnt device; It is characterized in that comprising: master board (1), human-computer interaction module (2), data transmit-receive module (3); Said master board (1) receives the operational order of user through human-computer interaction module (2) input; Produce zoom instructions, and this zoom instructions is sent to digital camera (4) through the data transmit-receive module (3) that links to each other with digital camera (4), the digital camera lens focal length is changed with operational order.
2. digital camera electronics according to claim 1 is characterized in that described master board (1) comprising: microprocessor (1a), filter (1b), A/D modular converter (1c), communication module (1d), and power module (1e) with burnt device; Wherein, microprocessor (1a) is used for the input according to the operator, according to the computing of blas completion logic, produces control command; Filter (1b) is eliminated error in order to guarantee the stable of user input signal, prevents to cause microprocessor (1a) and produces false command; A/D modular converter (1c) is used for converting the control command signal through filtering to digital signal, and hands over microprocessor (1a) to handle; Communication module (1d) is used for data transmit-receive module (3) is delivered in the instruction that microprocessor (1a) is finished dealing with, and the communication modes that communication module (1d) adopts is consistent with the communication modes of digital camera (4); Power module (1e) is used to electronics and with burnt device stable power is provided.
3. digital camera electronics according to claim 2 is with burnt device, and it is characterized in that: the communication modes of said communication module (1d) comprises USB communication module, bluetooth (Bluetooth) communication module, WiMAX (WiFi) communication module or infrared communication module.
4. digital camera electronics according to claim 2 is with burnt device, and it is characterized in that: said power module (1e) comprises dry cell, rechargeable battery.
5. digital camera electronics according to claim 4 is with burnt device, and it is characterized in that: described dry cell is 3V, 600mA lithium battery.
6. digital camera electronics according to claim 1 is with burnt device, and it is characterized in that: the input unit of said human-computer interaction module (2) comprises knob potentiometer, keyboard, touch-screen, control rocking bar, or smart mobile phone.
7. digital camera electronics according to claim 1 is characterized in that with burnt device: said data transmit-receive module (3) comprises usb data line, " hot shoe " interface, bluetooth (B luetooth) communication module, WiMAX (WiFi) communication module or infrared communication module with the coupling assembling of digital camera (4).
8. a digital camera electronics is characterized in that with the Zooming method of burnt device, may further comprise the steps:
S1, beginning initialization;
S2, read the operation signal of human-computer interaction module;
S3, judged whether operational order?
S4, if do not have, return step S2, if having, then carry out control signal and handle, and produce control command through microprocessor;
S5, control command is sent corresponding zoom instructions through the data transmit-receive module that is connected with digital camera to digital camera;
S6, digital camera carry out zoom operation according to the zoom instructions that receives;
S7, return step S2, electronics is with burnt device Automatic Cycle focusing, till operation signal is zero;
S8, off switch, EP (end of program).
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| CN2012102985206A CN102801914A (en) | 2012-08-21 | 2012-08-21 | Digital camera electronic focus tracking device and zoom method |
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| CN2012102985206A CN102801914A (en) | 2012-08-21 | 2012-08-21 | Digital camera electronic focus tracking device and zoom method |
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Cited By (8)
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| CN104754326A (en) * | 2015-03-13 | 2015-07-01 | 北京科旭威尔科技有限公司 | Mechanism capable of accurately positioning zooming position of camera |
| CN105182659A (en) * | 2015-09-30 | 2015-12-23 | 江门市圆美道科技有限公司 | Photography equipment worm transmission expansion receiver |
| CN105519093A (en) * | 2015-04-29 | 2016-04-20 | 深圳市大疆创新科技有限公司 | Follow focus, remote control follow focus system with same and aircraft |
| CN105874384A (en) * | 2016-01-06 | 2016-08-17 | 深圳市莫孚康技术有限公司 | Focus following system and method based on multiple distance measuring modes, and shooting system |
| CN106791337A (en) * | 2017-02-22 | 2017-05-31 | 北京汉邦高科数字技术股份有限公司 | Zoom camera and its method of work that a kind of twin-lens optical multiplier is expanded |
| CN107918278A (en) * | 2017-11-16 | 2018-04-17 | 江苏省生产力促进中心 | A kind of video display camera lens is automatically with burnt method |
| CN108184067A (en) * | 2018-01-18 | 2018-06-19 | 桂林智神信息技术有限公司 | A kind of method of work with burnt system |
| WO2022052041A1 (en) * | 2020-09-11 | 2022-03-17 | 深圳市大疆创新科技有限公司 | Zooming method and apparatus, mobile platform, and storage medium |
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| CN106791337A (en) * | 2017-02-22 | 2017-05-31 | 北京汉邦高科数字技术股份有限公司 | Zoom camera and its method of work that a kind of twin-lens optical multiplier is expanded |
| CN107918278A (en) * | 2017-11-16 | 2018-04-17 | 江苏省生产力促进中心 | A kind of video display camera lens is automatically with burnt method |
| CN108184067A (en) * | 2018-01-18 | 2018-06-19 | 桂林智神信息技术有限公司 | A kind of method of work with burnt system |
| WO2022052041A1 (en) * | 2020-09-11 | 2022-03-17 | 深圳市大疆创新科技有限公司 | Zooming method and apparatus, mobile platform, and storage medium |
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Application publication date: 20121128 |