CN108363261A - A kind of circuit realized camera and continuously taken pictures - Google Patents
A kind of circuit realized camera and continuously taken pictures Download PDFInfo
- Publication number
- CN108363261A CN108363261A CN201810224837.2A CN201810224837A CN108363261A CN 108363261 A CN108363261 A CN 108363261A CN 201810224837 A CN201810224837 A CN 201810224837A CN 108363261 A CN108363261 A CN 108363261A
- Authority
- CN
- China
- Prior art keywords
- switch
- led light
- camera
- group
- supplement lamp
- 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.)
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Classifications
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B15/00—Special procedures for taking photographs; Apparatus therefor
- G03B15/02—Illuminating scene
- G03B15/03—Combinations of cameras with lighting apparatus; Flash units
- G03B15/05—Combinations of cameras with electronic flash apparatus; Electronic flash units
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
-
- H—ELECTRICITY
- H05—ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
- H05B—ELECTRIC HEATING; ELECTRIC LIGHT SOURCES NOT OTHERWISE PROVIDED FOR; CIRCUIT ARRANGEMENTS FOR ELECTRIC LIGHT SOURCES, IN GENERAL
- H05B45/00—Circuit arrangements for operating light-emitting diodes [LED]
-
- H—ELECTRICITY
- H02—GENERATION; CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
- H02M—APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEEN AC AND DC, OR BETWEEN DC AND DC, AND FOR USE WITH MAINS OR SIMILAR POWER SUPPLY SYSTEMS; CONVERSION OF DC OR AC INPUT POWER INTO SURGE OUTPUT POWER; CONTROL OR REGULATION THEREOF
- H02M1/00—Details of apparatus for conversion
- H02M1/32—Means for protecting converters other than automatic disconnection
- H02M1/322—Means for rapidly discharging a capacitor of the converter for protecting electrical components or for preventing electrical shock
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- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- Studio Devices (AREA)
Abstract
The invention discloses a kind of circuit realized camera and continuously taken pictures, including power supply, processor, N number of light filling circuit, N is the integer more than 1：Wherein, light filling circuit include one group of LED light supplement lamp group, switch, for switch disconnect when the electric energy that is provided using power supply charge, the capacitive energy storage device of electric energy is provided in switch closure for LED light supplement lamp group；Processor is used for when camera is continuously taken pictures, and is controlled N number of switch and is closed according to the acquisition parameters that prestore, acquisition parameters include N group LED light supplement lamp groups quick-fried sudden strain of a muscle sequentially, the light filling time of every group of LED light supplement lamp group.Above-mentioned technical proposal disclosed in the present application, during N group light filling lamp groups realize quick-fried sudden strain of a muscle in turn, the sufficient charging time can be provided for the charging of each capacitive energy storage device, to meet the quick-fried sudden strain of a muscle demand of corresponding LED light supplement lamp group, to improve the image quality of the picture gone out captured by camera.
Description
Technical field
The present invention relates to image acquisition technology fields, more specifically to a kind of circuit realized camera and continuously taken pictures.
Background technology
Camera needs the light provided by secondary light source to shine subject during taking pictures
It is bright, to allow camera to shoot clearly image.Currently, frequently with stable, calorific value is low, low energy consumption, uses the longevity
Order long camera shooting light compensating lamp of LED (Light Emitting Diode, the light emitting diode) light compensating lamps as camera.
When camera is taken pictures, existing light compensation method is specially：One group of LED light supplement lamp group is set around camera, is led to
Cross the capacitance being connected with this group of LED light supplement lamp group charge and discharge process realize LED light supplement lamp quick-fried sudden strain of a muscle, namely in advance to capacitance into
Row charging, electric energy is stored in capacitance.When needing LED light supplement lamp to carry out light filling, the capacitance being attached thereto will be LED
Light filling lamp group is powered, to allow LED light supplement lamp to carry out light filling.When not needing LED light supplement lamp progress light filling, then capacitance carries out
Charging is prepared with quick-fried sudden strain of a muscle next time for LED light supplement lamp.But when camera is continuously taken pictures, in order to ensure the quality taken pictures,
LED light supplement lamp is just needed to be continuously camera light filling, at this point, the charging time of capacitance may be unsatisfactory for the quick-fried sudden strain of a muscle of LED light supplement lamp
Demand, to which the image quality of picture can be caused to reduce.
In conclusion there is the imaging for reducing image during camera is continuously shot in light filling scheme in the prior art
The problem of quality.
Invention content
In view of this, the object of the present invention is to provide a kind of circuits realized camera and continuously taken pictures, to solve the prior art
In light filling scheme reduction image existing during camera is continuously shot image quality the problem of.
To achieve the goals above, the present invention provides the following technical solutions：
A kind of circuit realized camera and continuously taken pictures, including power supply, processor, N number of light filling circuit, N are more than 1
Integer：
Wherein, the light filling circuit includes one group of LED light supplement lamp group, switch, for being utilized when the switch disconnects
The electric energy that the power supply provides charges, and provides the electricity of electric energy for the LED light supplement lamp group when the switch is closed
Hold energy storage device；
The processor is used for when camera is continuously taken pictures, and the N number of switch of control is carried out according to the acquisition parameters to prestore
It is closed, when the acquisition parameters include the light filling of the quick-fried sudden strain of a muscle sequence of the N groups LED light supplement lamp group, LED light supplement lamp group described in every group
Between.
Preferably, the first end of the switch be connected with the first end of the capacitive energy storage device, the switch second
End is connected with the LED light supplement lamp group, the second end ground connection of the capacitive energy storage device；
The output end of the power supply respectively with the first end of the switch, the first end phase of the capacitive energy storage device
Even.
Preferably, further include in each light filling circuit：
First end with it is described switch be connected, the isolating device that second end is connected with the processor.
Preferably, further include：
First end is connected with the output end of the power supply, second end respectively in N number of light filling circuit described in
The connected DC/DC converters of the first end of switch.
Preferably, further include in each light filling circuit：
First end is connected with the second end of the DC/DC converters, second end respectively with the first end of the switch and
The connected current-limiting resistance of the first end of the capacitive energy storage device.
Preferably, the switch is metal-oxide-semiconductor.
Preferably, the capacitive energy storage device includes multiple capacitor arrays.
The present invention provides a kind of circuits realized camera and continuously taken pictures, including power supply, processor, N number of light filling electricity
Road, N are the integer more than 1：Wherein, light filling circuit includes one group of LED light supplement lamp group, switch, for the profit when switching disconnection
The electric energy provided with power supply charges, and provides the capacitive energy storage device of electric energy for LED light supplement lamp group when switching closure；
Processor is used for when camera is continuously taken pictures, and is controlled N number of switch and is closed according to the acquisition parameters to prestore, acquisition parameters include
The quick-fried sudden strain of a muscle sequence of N group LED light supplement lamp groups, the light filling time of every group of LED light supplement lamp group.
Above-mentioned technical proposal disclosed in the present application, is arranged N number of light filling circuit, and N is the integer more than 1, each light filling circuit
In include one group of LED light supplement lamp group and capacitive energy storage device, during camera is continuously taken pictures, processor control it is N number of
Switch in light filling circuit is closed according to the acquisition parameters to prestore, wherein mentioned acquisition parameters include N group light compensating lamps
The quick-fried sudden strain of a muscle sequence of group, the light filling time of every group of LED light supplement lamp group, during the realization quick-fried sudden strain of a muscle in turn of N group LED light supplement lamp groups,
The sufficient time can be provided for the charging of each capacitive energy storage device, to meet the quick-fried sudden strain of a muscle demand of corresponding LED light supplement lamp group,
To improve the image quality of the picture gone out captured by camera.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
The embodiment of invention for those of ordinary skill in the art without creative efforts, can also basis
The attached drawing of offer obtains other attached drawings.
Fig. 1 is a kind of schematic diagram for realizing circuit that camera is continuously taken pictures provided in an embodiment of the present invention.
Specific implementation mode
Following will be combined with the drawings in the embodiments of the present invention, and technical solution in the embodiment of the present invention carries out clear, complete
Site preparation describes, it is clear that described embodiments are only a part of the embodiments of the present invention, instead of all the embodiments.It is based on
Embodiment in the present invention, it is obtained by those of ordinary skill in the art without making creative efforts every other
Embodiment shall fall within the protection scope of the present invention.
Fig. 1 is referred to, it illustrates a kind of signals for realizing circuit that camera is continuously taken pictures provided in an embodiment of the present invention
Figure.It needs to illustrate, illustrates connection relation in circuit between component so that N is equal to 2 as an example in Fig. 1, be more than as N
2 the case where, is then similar with connection relation shown in Fig. 1.It is provided in an embodiment of the present invention a kind of to realize what camera was continuously taken pictures
Circuit, may include power supply 1, processor 2, N number of light filling circuit 3, and N is the integer more than 1：
Wherein, light filling circuit 3 includes one group of LED light supplement lamp group 31, switch 32, for utilizing confession when switch 32 disconnects
The electric energy that power supply 1 provides charges, and provides the capacitive energy storage device of electric energy for LED light supplement lamp group 31 when switch 32 is closed
33；
Processor 2 is used for when camera is continuously taken pictures, and is controlled N number of switch 32 and is closed according to the acquisition parameters to prestore,
Acquisition parameters include the light filling time of the quick-fried sudden strain of a muscle sequence of N group LED light supplement lamps group 31, every group of LED light supplement lamp group 31.
Realize that the circuit that camera is continuously taken pictures may include power supply 1, processor 2, N number of light filling circuit 3, N is more than 1
Integer, include one group of LED light supplement lamp group 31, switch 32, capacitive energy storage device 33 in each light filling circuit 3.
During camera is continuously taken pictures, processor 2 can control N group LED light supplement lamps group 31 according to the shooting to prestore
Parameter in turn be camera carry out light filling, wherein the acquisition parameters to prestore include N group LED light supplement lamps group 31 quick-fried sudden strain of a muscle sequentially, every group
The light filling time of LED light supplement lamp group 31.Namely N number of switch 32 that processor 2 can control in N number of light filling circuit 3 is mended according to LED
The quick-fried sudden strain of a muscle sequence of light lamp group 31 is closed, and the time being closed to each switch 32 controls.
It needs to illustrate, the acquisition parameters to prestore can also include point in addition to comprising above-mentioned mentioned parameter
The parameters such as lens aperture not corresponding with every group of LED light supplement lamp group 31, the ratio of gains.
When processor 2, which controls the switch 32 in some light filling circuit 3, to be closed, capacitance included in the light filling circuit 3
Energy storage device 33 can utilize itself stored by electric energy be LED light supplement lamp group 31 be powered, with allow LED light supplement lamp group 31 into
Row light filling.It can be the time that LED light supplement lamp group 31 provides electric energy to precalculate capacitive energy storage device 33, in order to processor 2
The light filling time that LED light supplement lamp group 31 can be obtained according to the time, after the time that switch 32 is closed reaching the light filling time,
Processor 2 can control the disconnection of the switch 32 in the light filling circuit 3, and be that capacitive energy storage device 33 provides electricity by power supply 1
Can and allow capacitive energy storage device 33 to charge.At this point, processor 2 can allow according to quick-fried sudden strain of a muscle sequence in next light filling circuit 3
Switch 32 be closed, thus capacitive energy storage device 33 can be made to have time enough to charge, to reduce capacitance
Undercharge and the influence caused by image quality to picture.
Above-mentioned technical proposal disclosed in the present application, is arranged N number of light filling circuit, and N is the integer more than 1, each light filling circuit
In include one group of LED light supplement lamp group and capacitive energy storage device, during camera is continuously taken pictures, processor control it is N number of
Switch in light filling circuit is closed according to the acquisition parameters to prestore, wherein mentioned acquisition parameters include N group light compensating lamps
The quick-fried sudden strain of a muscle sequence of group, the light filling time of every group of LED light supplement lamp group, during the realization quick-fried sudden strain of a muscle in turn of N group LED light supplement lamp groups,
The sufficient time can be provided for the charging of each capacitive energy storage device, to meet the quick-fried sudden strain of a muscle demand of corresponding LED light supplement lamp group,
To improve the image quality of the picture gone out captured by camera.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention, the first end and capacitive energy storage of switch 32
The first end of device 33 is connected, the second end of switch 32 is connected with LED light supplement lamp group 31, the second termination of capacitive energy storage device 33
Ground；
The output end of power supply 1 is connected with the first end of the first end of switch 32, capacitive energy storage device 33 respectively.
The output end of power supply 1 respectively in each light filling circuit 3 switch 32 and capacitive energy storage device 33 between
Connected common end is connected, the other end ground connection of capacitive energy storage device 33, the other end and 31 phase of LED light supplement lamp group of switch 32
Even.
When switch 32 disconnects, capacitive energy storage device 33 can be charged using the electric energy that power supply 1 provides.When opening
When closing 32 and being closed, electric energy that capacitive energy storage device 33 can be stored using itself discharges to allow corresponding LED light supplement lamp
Group 31 carries out light filling, is directly powered without power supply 1.Not only can be filling for each capacitive energy storage device 33
Electricity provides the sufficient time, can also reduce power supply 1 and provide energy waste caused by electric energy always, and in certain journey
The service life of LED light supplement lamp can also be extended on degree.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention can also wrap in each light filling circuit 3
It includes：
The isolating device 34 that first end is connected with switch 32, second end is connected with processor 2.
Isolating device 34 is set between processor 2 and each switch 32, for by 2 corresponding power supply of processor and
Keep apart between LED light supplement lamp group 31, to reduce unnecessary electric energy to the influence caused by LED light supplement lamp, to improve phase
Machine during continuously take pictures it is captured go out picture quality.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention can also include：
First end is connected with the output end of power supply 1, second end respectively with the switch 32 in N number of light filling circuit 3
The connected DC/DC converters 4 in one end.
The DC/DC converters 4 being arranged between the switch 32 in 1 output end of power supply and N number of light filling circuit 3 are used
In the voltage stabilization for being exported power supply 1 within preset range, so that capacitive energy storage device 33 is received in default
Within the scope of voltage, to meet the needs of LED light supplement lamp is to quick-fried glittering degree, and extend capacitive energy storage device 33 use the longevity
Life.
It should be noted that DC/DC converters 4 can be step-up DC/DC converters, voltage-dropping type DC/DC converters, rise
Any one in voltage-dropping type DC/DC converters.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention can also wrap in each light filling circuit 3
It includes：
First end is connected with the second end of DC/DC converters 4, second end is stored up with the first end of switch 32 and capacitance respectively
The current-limiting resistance 35 that the first end of energy device 33 is connected.
It, then can be each in order to which the charging current to capacitive energy storage device 33 in light filling circuit 3 plays the role of adjusting
One current-limiting resistance 35 is set in light filling circuit 3, wherein the phase between switch 32 and capacitive energy storage device 33 respectively of current-limiting resistance 35
Common end even and DC/DC converters 4 are connected.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention, switch 32 can be metal-oxide-semiconductor.
Switch 32 included in each light filling circuit 3 be specifically as follows MOS (Metal Oxide Semiconductor,
Metal-oxide semiconductor (MOS)) pipe, using metal-oxide-semiconductor as switch with the low opening time, low conduction impedance, convenient for control etc. it is excellent
Point.It is of course also possible to use other kinds of device is used as switch 32, such as relay, these specifically have switching function
Device within protection scope of the present invention.
A kind of circuit realized camera and continuously taken pictures provided in an embodiment of the present invention, capacitive energy storage device 33 include multiple electricity
Hold array.
Capacitive energy storage device 33 may include multiple capacitor arrays included in each light filling circuit 3, wherein capacitance battle array
Connection relation between capacitance included in row can be any one in series, parallel, connection in series-parallel, and the present invention is herein not
Do any restriction.Multiple capacitor arrays can not only increase capacity, can also improve speed and the discharge time of electric discharge, from
And improve the performance of circuit.
One concrete application scene of technical solution of the present invention can be：The circuit that above-mentioned realization camera is continuously taken pictures is set
It sets in the camera of mobile robot, and three light filling circuits 3 is set wherein, namely comprising three groups of LED light supplement lamp groups 31, be
Every group of LED light supplement lamp group 31 corresponds to a set of acquisition parameters that prestore.It is carried out by the Quick Response Code shot on ground in mobile robot
When location navigation, camera needs are taken pictures with 200 frames/frequency more than second, and realization process is specifically as follows：First, locate
It manages the first switch that device 2 controls in the first light filling circuit to be closed, to allow the first LED light supplement lamp group to carry out quick-fried sudden strain of a muscle, the first LED light fillings
After the quick-fried sudden strain of a muscle of lamp group is completed, processor 2 controls the first switch in the first light filling circuit and disconnects, right in the first light filling circuit to allow
The first capacitive energy storage device answered charges.Processor 2 is while the first switch in controlling the first light filling circuit disconnects
Or first switch disconnection before, control the second light filling circuit in second switch be closed, with allow the second LED light supplement lamp group into
The quick-fried sudden strain of a muscle ... of row and so on, until mobile robot shooting terminates, to ensure that each capacitive energy storage device 33 has foot
The enough time charges.
It should be noted that herein, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the element that the process, method, article or equipment including a series of elements is intrinsic.
Do not have in the case of more limiting, the element limited by sentence "including a ...", it is not excluded that including the element
There is also other identical elements in process, method, article or equipment.In addition, above-mentioned technology provided in an embodiment of the present invention
The part consistent with technical solution realization principle is corresponded in the prior art and unspecified in scheme, in order to avoid excessively repeat.
The foregoing description of the disclosed embodiments enables those skilled in the art to realize or use the present invention.To this
A variety of modifications of a little embodiments will be apparent for a person skilled in the art, and the general principles defined herein can
Without departing from the spirit or scope of the present invention, to realize in other embodiments.Therefore, the present invention will not be limited
It is formed on the embodiments shown herein, and is to fit to consistent with the principles and novel features disclosed in this article widest
Range.
Claims (7)
1. a kind of circuit realized camera and continuously taken pictures, which is characterized in that including power supply, processor, N number of light filling circuit, N
For the integer more than 1：
Wherein, the light filling circuit includes one group of LED light supplement lamp group, switch, is used for when the switch is disconnected using described
The electric energy that power supply provides charges, and provides the capacitance storage of electric energy for the LED light supplement lamp group when the switch is closed
It can device；
The processor is used for when camera is continuously taken pictures, and the N number of switch of control is closed according to the acquisition parameters to prestore,
The acquisition parameters include the light filling time of the quick-fried sudden strain of a muscle sequence of the N groups LED light supplement lamp group, LED light supplement lamp group described in every group.
2. according to claim 1 realize the circuit continuously taken pictures of camera, which is characterized in that the first end of the switch with
The first end of the capacitive energy storage device is connected, the second end of the switch is connected with the LED light supplement lamp group, the capacitance storage
The second end ground connection of energy device；
The output end of the power supply is connected with the first end of the first end of the switch, the capacitive energy storage device respectively.
3. the circuit according to claim 2 realized camera and continuously taken pictures, which is characterized in that in each light filling circuit
Further include：
First end with it is described switch be connected, the isolating device that second end is connected with the processor.
4. the circuit according to claim 2 realized camera and continuously taken pictures, which is characterized in that further include：
First end is connected with the output end of the power supply, second end respectively with the switch in N number of light filling circuit
The connected DC/DC converters of first end.
5. the circuit according to claim 4 realized camera and continuously taken pictures, which is characterized in that in each light filling circuit
Further include：
First end is connected with the second end of the DC/DC converters, second end respectively with the first end of the switch and described
The connected current-limiting resistance of the first end of capacitive energy storage device.
6. realizing the circuit continuously taken pictures of camera according to claim 1-5 any one of them, which is characterized in that the switch is
Metal-oxide-semiconductor.
7. the circuit according to claim 6 realized camera and continuously taken pictures, which is characterized in that the capacitive energy storage device packet
Include multiple capacitor arrays.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224837.2A CN108363261A (en) | 2018-03-19 | 2018-03-19 | A kind of circuit realized camera and continuously taken pictures |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810224837.2A CN108363261A (en) | 2018-03-19 | 2018-03-19 | A kind of circuit realized camera and continuously taken pictures |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108363261A true CN108363261A (en) | 2018-08-03 |
Family
ID=63000890
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810224837.2A Pending CN108363261A (en) | 2018-03-19 | 2018-03-19 | A kind of circuit realized camera and continuously taken pictures |
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| Country | Link |
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| CN (1) | CN108363261A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110418071A (en) * | 2019-08-28 | 2019-11-05 | 北京欧比邻科技有限公司 | Optical alignment camera light filling circuit |
| CN111295003A (en) * | 2018-11-21 | 2020-06-16 | 浙江宇视科技有限公司 | Flashing lamp and flashing system |
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| CN111295003B (en) * | 2018-11-21 | 2021-08-31 | 浙江宇视科技有限公司 | Flashing lamp and flashing system |
| CN110418071A (en) * | 2019-08-28 | 2019-11-05 | 北京欧比邻科技有限公司 | Optical alignment camera light filling circuit |
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Application publication date: 20180803 |
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| RJ01 | Rejection of invention patent application after publication |