CN106814519A - A kind of light image documentation equipment system - Google Patents
A kind of light image documentation equipment system Download PDFInfo
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- CN106814519A CN106814519A CN201510859367.3A CN201510859367A CN106814519A CN 106814519 A CN106814519 A CN 106814519A CN 201510859367 A CN201510859367 A CN 201510859367A CN 106814519 A CN106814519 A CN 106814519A
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- Prior art keywords
- light
- image documentation
- led
- documentation equipment
- equipment
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Classifications
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- 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
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- 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
- H05B47/00—Circuit arrangements for operating light sources in general, i.e. where the type of light source is not relevant
- H05B47/10—Controlling the light source
- H05B47/105—Controlling the light source in response to determined parameters
- H05B47/11—Controlling the light source in response to determined parameters by determining the brightness or colour temperature of ambient light
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/40—Control techniques providing energy savings, e.g. smart controller or presence detection
Abstract
The invention discloses a kind of intelligent lighting image documentation equipment system, including image documentation equipment and light units, image documentation equipment passes through mechanical interface, wireline interface or wave point mode carry out data cube computation with light units, light units is built in image documentation equipment or is placed on image documentation equipment light units includes equipment central controller, LED, programmable LED drive power and photometry sensor, photometry sensor include determining whether to be taken region or subject and its background photochroic features light-metering element and control system, and light-metering element is analyzed and provided by control system the light output parameter for recommending and be transferred to equipment central controller；Central controller receives the analyze data of photometry sensor, and controls LED by programmable LED drive power.The present invention to provide various different light environments when image documentation equipment works, and can be identified according to the background area of reference object, analyze and corresponding photochromic optimization.
Description
Technical field
The present invention relates to image electronics field, specifically a kind of intelligent lighting image documentation equipment system, lighting fixture can be with
Image documentation equipment is communicated and data exchange, while there is adjustable spectrum, object and institute when can be shot according to image documentation equipment
The photochromic adjustment for carrying out feature recognition, analyzing and carry out the photochromic output of corresponding light in the region at place.
Background technology
With information-based deep development, the electronic equipment with imaging function, such as digital camera, smart mobile phone, number are taken the photograph
Camera etc., is just more and more used in daily life or in work by people.It is well known that image documentation equipment is in work
During, the effect of light is extremely important, particularly very low in light intensity, and photochromic quality is excessively poor, and colour rendering is very low
In the case of.Simultaneously for the image work of some intention types, it is also desirable to which specific light reaches final purpose to coordinate.
Therefore, the performance of the light units (such as flash lamp) of image documentation equipment work is coordinated to be presented with important work to presentation content
With, and the performance of corresponding light units directly affects the final mass that image documentation equipment exports content.
It is presently used for coordinating the light units of digital image device generally to be realized using gas-discharge tube mode, it is possible to achieve
Guide number very high and illumination are exported.But meanwhile, it also has some shortcomings, and such as luminescent properties are difficult to control, and drive multiple
Miscellaneous, power consumption is high, photochromic single etc..Even if some use LED also compare as the equipment of light source, the spectrum of its LED light source
It is more single, and light color adjustment is extremely difficult, it is impossible to enough very flexible adjustment, as shown in Figure 1.The above light supply apparatus is more
Object that can not be according to captured by image documentation equipment carries out intelligentized smooth color adjustment, wherein, 1,2,3 represent different-colour
The spectrum of white light LEDs.
The content of the invention
It is an object of the invention to provide a kind of intelligent lighting image documentation equipment system, with asking for solving to propose in above-mentioned background technology
Topic.
To achieve the above object, the present invention provides following technical scheme：
A kind of intelligent lighting image documentation equipment system, including image documentation equipment and light units, it is characterised in that
The shadow image documentation equipment carries out data cube computation by mechanical interface, wireline interface or wave point mode and light units,
Image documentation equipment includes image processing and analysis part；
The light units is built in image documentation equipment or is placed on image documentation equipment；
Light units includes equipment central controller, LED, programmable LED drive power and photometry sensor, described
Photometry sensor includes determining whether to be taken the light-metering element of photochroic features of region or subject and its background and corresponding
The information of acquisition is sent to central controller, the light-metering that central controller is received by the processing system of newly red, photometry sensor
Information is analyzed and provides the light output parameter that recommends and is sent to programmable LED drive power；
The equipment central controller receives the data of photometry sensor, and controls LED by programmable LED drive power
Lamp.
As further scheme of the invention：The open circuit that light units includes is connected equipment central controller respectively with switch
With the data-interface of light units, connect on equipment central controller and be connected to communication interface, device power supply (DPS), programmable LED
Driving power supply, houselights data component, sensor interface, the data-interface of light units and control interface, device power supply (DPS)
It is additionally attached in programmable LED drive power, programmable LED drive power connects each paths of LEDs on LED light source respectively,
Heat abstractor is also associated with the LED light source.
As further scheme of the invention：The light-metering element of the photometry sensor is the basic light-metering unit that pixel is constituted
Element, the inside of each basic light-metering element also includes several daughter elements, and several daughter elements correspond to different wave length respectively
Photo sensitive area, basic light-metering element perceives the intensity in the color corresponding to each daughter element, the control system of photometry sensor
System judges the color component in each basic element region to obtain photochroic features, and photochroic features include dominant hue, chromaticity coordinates
Point, saturation degree, colour temperature, brightness and illumination.
As further scheme of the invention：The LED is made up of the LED of at least more than 3 kinds different colours.
As further scheme of the invention：The programmable LED drive power by the driving power supply with multiple-channel output come
Control the luminous energy of every kind of LED to form multiple color, may be programmed LED drive power every kind of by increasing or decreasing
The quantity of the LED of color changes the bulk strength or luminous flux of LED light emitting sources, or programmable LED drive power passes through
Change each road power output of driving power supply to change the luminous intensity or luminous flux of every paths of LEDs.
As further scheme of the invention：Shown control interface is charactron, Electronic Paper form, LCD, OLED part
Or without the control button of control interface.
As further scheme of the invention：The LED is by single or multiple LED chips and silica gel and/or fluorescent powder packaging
Form.
As further scheme of the invention：The light units is external on image documentation equipment or to be positioned over certain from image documentation equipment
In distance, and cooperated by wired or wireless communication mode between light units and image documentation equipment.
As further scheme of the invention：The LED front is provided with to provide optical lens of the control light in spatial distribution
The Reflecting shade structure that mirror and/or optical lens are used cooperatively.
As further scheme of the invention：The light units is built in image documentation equipment, and light units sets with image
Cooperated by wired communication mode between standby.
Compared with prior art, the beneficial effects of the invention are as follows：
Lighting fixture proposed by the present invention can be to provide various different light environments when image documentation equipment works, and being capable of basis
The background area of reference object is identified, and analyzes and corresponding photochromic optimization；Structure is simplified simultaneously, many colors of use
Light mixing system eliminates various filter parts of the tradition required for image documentation equipment work, and solves traditional image documentation equipment use
Light units it is photochromic single, be difficult adjustment the shortcomings of.
Brief description of the drawings
Fig. 1 (1) is the spectrum of common gases electric discharge flash lamp；
Fig. 1 (2) is the spectrogram of common white light LEDs；
Fig. 2 (1) is the target shooting area figure of setting in the present invention；
Fig. 2 (2) is the sub- light-metering element schematic diagram of target area in Fig. 2 (1)；
Fig. 3 is target shooting area example landscape figure；
Fig. 4 is the schematic diagram at any point in target shooting area example landscape；
Fig. 5 is the structured flowchart of external light units in the present invention；
Fig. 6 (1) is three kinds of spectrograms of the LED of different colours；
Chromaticity coordinates figure of (2) the three kinds of LED light spectrums of Fig. 6 on CIE chromaticity diagram；
Position of the chromaticity coordinates of the LED of the various different spectrum of Fig. 7 on CIE chromaticity diagram and the polygon shape and color being made up of it
Degree areal map；
Fig. 7 (1) is the quadrangle schematic diagram that four kinds of LED are constituted；
Fig. 7 (2) is the polygon diagram that various LED are constituted；
Fig. 8 is different types of LED packing forms structure chart, wherein, (1) adds silica gel packaging form knot for single color chips
Composition；(2) for single color chips add fluorescent material and silica gel packaging form structure figure；(3) for many color chips cover transparent silicon
Glue form structure figure；(4) for many color chips add silica-gel lens form structure figure；(5) COB of fluorescent material is added for multi-chip
Packing forms structure chart；
Fig. 9 is that light units is placed on the schematic diagram of image system in the embodiment of the present invention；
Figure 10 is that light units is placed on the schematic diagram of mobile phone in the embodiment of the present invention；
Figure 11 is the structured flowchart of built-in light units in the present invention；
Figure 12 is that light units is built in the overall structure diagram of image documentation equipment in the embodiment of the present invention；
Figure 13 is that light units is built in the structural representation of mobile phone in the embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clearly and completely
Description, it is clear that described embodiment is only a part of embodiment of the invention, rather than whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
Photometry sensor is carried in intelligent lighting device, photometry sensor is the imageing sensor with certain resolution, such as
CMOS or CCD, or other similar devices that exterior light can be detected and responded.In photometry sensor
Inside, is the basic light-metering element being made up of many small pixels, internal also some in each basic light-metering element
Individual daughter element, general quantity is three kinds or four kinds, or more kinds of, and the photo sensitive area of different wave length is corresponded to respectively,
The intensity of color wherein corresponding to each daughter element can be perceived so as to each basic light-metering element, finally be can determine that
In each basic element region, how many that color component understands, so that judge the photochroic features of each basic element, it is photochromic
Feature includes but is not limited to dominant hue, chromaticity coordinates point, saturation degree, colour temperature, colour rendering index, illumination, brightness etc..
As shown in Fig. 2 for the a-1 of target area, the corresponding area that each region can be reflected on photometry sensor chip
Domain；Inside each corresponding region, usually photochromic it is identified to every kind of by many sub- light-meterings units as shown in Fig. 2 (2)
And measurement, the daughter element of photometry sensor used is made up of 3 kinds of colors in the present invention, corresponds to respectively red (R), green
(G) and blue (B) part, so in each region, such as a regions, on photometry sensor, to that should have 3 groups
RGB light-metering sensitive zones, totally 9 RGB sub-pixels, by certain weighting algorithm, it is possible to know in a of region
The color of the dominant hue and its saturation degree, brightness, illumination and white light in the photochromic intensity of red, green, blue and whole a regions
The photochroic features such as temperature.
By that analogy, whole a-1 regions, it is corresponding in photometry sensor whole region, according to the different photochromic of each region
Feature, it is possible to judge in a-1 regions, the information such as photochroic features, dominant hue of each part and overall region；By this
In control interface, control interface can be display format or button form to presentation of information, and user just can be according to the bat of oneself
Object is taken the photograph the location of in region, the feature in the local corresponding region of reference object selects the output characteristic of lighting fixture,
The algorithm of output characteristic can have various forms, such as strengthen the photochromic mode that is photochromic, weakening this region in this region.
As shown in figure 3, the landscape in target shooting area, corresponding in each basic element of photometry sensor, in each unit
Daughter element in element may determine that the photochroic features in each region, such as dominant hue, saturation degree, brightness, by these information,
User can select the feature of reference object in one or more regions to analyze the photochroic features of selected areas, then it is determined that
The reference object is needed using which type of light, then control the control section of lighting fixture to allow lighting fixture to export institute
The desired photochromic shooting reached with this to the more lively of reference object, image and intention.
Certainly, selected areas can arbitrarily be chosen according to the need for user, be not necessarily and come according to the region of above rectangle
Selection, it is also possible to select in whole region it is arbitrary a bit, an or arbitrary other shapes of region, as shown in figure 4,
A point a can be selected as analysis object, it is also possible to select irregular region b as analysis object, system program can root
The region selected according to user, is identified and analyzed to photochromic in region, then provides the ambient light in user's selection area
Screening-mode that color characteristic, user select etc., provides the light output parameter for recommending, and these parameters are given to light
The control system of device, finally when user shoots to target area, lighting fixture will carry out light according to the parameter of setting
Color is exported, and allows user to have more professional and intelligentized light environment in shooting process.
In whole lighting fixture, except photometry sensor, in order to reach above-mentioned purpose, in addition it is also necessary to there is other multiple devices,
If lighting fixture is placed on image documentation equipment, such as external flash lamp, system architecture is as shown in Figure 5.
Light units 100 includes equipment central controller 160, LED (30-230n)), programmable LED drive power
200 and photometry sensor 170, the light-metering senses 170 devices and includes determining whether be taken region or subject and its background
Photochroic features light-metering element and the processing system of corresponding newly red, the information of acquisition is sent to maincenter by photometry sensor
Controller 160, the light-metering information that central controller 160 is received is analyzed and provides the light output parameter for recommending simultaneously
It is sent to programmable LED drive power 200；
The equipment central controller 160 receives the data of photometry sensor 170, and by programmable LED drive power control
LED processed.
The light units 100 has the mechanical structure 110 of oneself, and light units 100 passes through corresponding mechanical interface
120 realize being mechanically fixed and being connected with the mechanical interface 310 of image documentation equipment 300, certainly, during use, light
Equipment 100 can just be operated and image documentation equipment 300 between in the case of without mechanically connecting；Light units 100 leads to
Crossing the data-interface 320 corresponding with image documentation equipment 300 of data-interface 130 of oneself carries out data exchange and control signal transmission,
Light units 100 has the open circuit of oneself with switch 140 to be responsible for execution equipment central controller 160 or control data
The signal of interface 130, the control and data processing of whole light units 100 are performed by equipment central controller 160, with
What equipment central controller 160 was joined directly together has the communication interface 150 for being responsible for communication, and communication mode can be wired forms,
Can also be wireless, such as WIFI, bluetooth, infrared, radio；In addition, pivot controller 160 in a device
On, various sensors, such as temperature sensor data, photoelectric sensor data can be accessed by sensor interface 170；
Equipment central controller 160 is responsible for receiving and processing from communication interface 150, sensor interface 170 and image documentation equipment number
According to the data of interface 130, and corresponding computing and order are performed, and corresponding light source execution state is sent to programmable LED
Driving power supply 200, the data conversion that programmable LED drive power 200 will be received becomes driving power supply into executable information
Output parameter, and by corresponding parametric distribution to the Shang Ge roads of many color LED light sources 230 (each color) LED it is upper (from
230-1 to 230-n), so, many color LED light sources 230 will send corresponding light and be mixed in light-source chamber, mixing
Light will adjust light distribution of the light in space by optical control device 240, reaches the light type of user's needs and exports to image
Equipment works required place to coordinate image documentation equipment to work.Certain heat can be sent when being worked due to LED light source,
Need to match corresponding heat abstractor 220 on LED light source, timely distribute the heat of generation to ensure the reliability of equipment
Property and stability, and life of product.
The control interface 180 being connected with central controller can be by the data of user's needs or presentation of information at corresponding interface
On, corresponding interface can be the display unit of the form such as charactron, Electronic Paper form, LCD, OLED, or button
The control unit of mode.
In order to improve the flexibility of light units 100, user can also according to oneself it is specific the need for define corresponding light
Data, then by corresponding data input to houselights data component 210, data can be the various lattice of light data
Formula, such as spectrum, colour temperature, color, colour rendering, the data is activation that houselights data component 210 will be received is in equipment
Pivot controller 160 is understood, and after the data that then equipment central controller 160 will be received understand compiling, being converted into can work
The parameter of work, and be sent to each part for needing in light units, such as programmable LED drive power 200 allows many colors
LED light source 230 can send the mixed light that user wants.
Within the system, the light units 100 that uses for the image documentation equipment energy required at work is by setting that equipment is carried
Stand-by power source 190 is provided, and device power supply (DPS) can be battery forms, or other types of energy storage component, such as electric capacity or
Form of power of forming apparatus needs etc. is directly electrically connected and changed with city.Device power supply (DPS) 190 can not only be provided to driving power supply
Electric energy is to cause that LED light source lights, and electric energy required for central controller 160 is also to be provided by device power supply (DPS) 190.
In addition, in image documentation equipment 300, except the mechanical interface 310 and data-interface 320 that are joined directly together with light units
Outward, image documentation equipment also has including image analysis processing part and program 330, imageing sensor 340, and other parts
350 realize its function, due to not being related to the scope of the present invention, for its detailed structure, here no longer detailed description.
LED light emitting sources of the invention are made up of the LED of at least 3 kinds or more than 3 kinds different colours, the LED of each color
Have its specific spectrum, as shown in fig. 6, and then its spectrum its corresponding color dot can be calculated by conversion (i.e. color is sat
Mark x, y), this color dot correspondence is on CIE (Commission Intemationale de L ' Eclairage) chromatic diagram of standard
A chromaticity coordinates point, the chromaticity coordinates point corresponding to the LED of such three kinds of different colours may be constructed on CIE chromaticity diagram
One triangle, or in a special case 3 points be located along the same line, as shown in figure 4, by with multiple-channel output
Driving power supply control the luminous energy of every kind of LED, and then can blend any color within triangle or on side,
Any point that its chromaticity coordinates can fall within triangle or on side, and LED light emitting sources bulk strength or luminous flux
Can be changed by increasing or decreasing the quantity of the LED of each color, it is also possible to drive electricity by within the specific limits changing
Yuan Ge roads power output changes the luminous intensity or luminous flux of every paths of LEDs, finally changes the hair of whole LED light source
Luminous intensity or luminous flux.
Fig. 6 (1) is three kinds of spectrograms of the LED of different colours, and the peak value of its spectrum is schemed in different wave-length coverages
In 4,5,6 be respectively three kinds of spectrum of difference LED.
Chromaticity coordinates of (2) the three kinds of LED light spectrums of Fig. 6 on CIE chromaticity diagram, wherein, A is the chromaticity coordinates of LED light spectrum 4
Point, B is the chromaticity coordinates point of LED light spectrum 5, and C is the chromaticity coordinates point of LED light spectrum 6.
In addition, the LED light source in the present invention is not limited to the LED only with color in 3, it is also possible to using four kinds or four kinds with
On LED color type mixed simultaneously, and the final mixed light for blending is exported, as shown in fig. 6, being more than three kinds of face
The LED of color type respectively falls in the diverse location of CIE chromaticity diagram, and it constitutes a polygon for having certain area, passes through
After the control that LED drive power is distinguished every road, any color dot in whole profile can or partial realization, this
Sample is possible to change by changing the driving parameter of each paths of LEDs by the spectrum of the mixed light sources of LED of multiple color
The spectrum of mixed light.
Fig. 7 is position of the chromaticity coordinates of the LED of various different spectrum on CIE chromaticity diagram and the polygon being made up of it
Chromaticity range.Wherein, (1) is the quadrangle that four kinds of LED are constituted, and wherein X1 points can be by four kinds of LED by different
Ratio is mixed to get, and then light source can send light of the chromaticity coordinates in X1 positions；(2) it is the polygon of various LED compositions
Shape, wherein Xm point can by various LED being mixed to get by different proportion, and then light source can send chromaticity coordinates and exist
The light of Xm positions.
LED packing forms in light units can select the single chip of different colours, and (chip form can be directly by half
Conductor material is formed in vacuum moulding machine；Or the short-wave long light-emitting chip being first made up of semi-conducting material, then cover thereon glimmering
Color is converted into aim colour after light powder), the LED chip of different colours is then carried out into assembling and forms module；Can also make
It is such integrated to ensure the spy such as compact dimensions, easy for installation with the integrated chip being made up of the LED chip of different colours
Point；In addition, the LED chip for being used can also be the chip of COB (CHIP-ON-BOARD) form, different face
The LED chip of color is positioned on same substrate, and same or different fluorescent material and silica gel are then covered above to realize
Particular color it is luminous, concrete form is as shown in Figure 8.
In LED light source, in order that the brightness degree of light units or luminous flux grade can reach certain level, it is every kind of
The quantity of the LED of color can flexibly change, and target call can be reached by using many, or according to certain ratio
Example determines a number of used LED.
As a rule, when LED light source works, substantial amounts of heat can be produced, in order to improve performance, the reliability of LED light source
And the life-span, it is necessary to by produce heat timely distributed by heat abstractor, with the tight phase of the light source board of LED light emitting sources
Even be heat abstractor, heat sink material can be aluminium radiator, heat-conducting plastic or other types of heat sink material, and material
Mechanical structure ensure that hot conduction, convection current well, such as be usually designed to the Qi chip architectures that radiate.
In addition, because image documentation equipment is all the shooting or recording to special object when working, there is very strong directionality, this is just right
Light have it is specific require, it is necessary to cooperating flash lamp can be matched with the direction of camera lens, such matching bag
In parallel, vertical etc. reverse with it are included but are not limited only to, with greater need for the light shape of flash lamp output, i.e., (light exists luminous intensity distribution
The distribution in space), there is certain correlation with camera lens, it is final to ensure that image documentation equipment shoot under specific light environment
Go out preferable works.Therefore, the front of LED light source is promising in the present invention provides optical lens of the control light in spatial distribution,
There are Reflecting shade structure, such optical lens and reflection shield mating reaction at adjacent light source board, it is ensured that what LED light source sent
Light is acted on by reflection shield and lens, is such as reflected, is reflected optical effect, and the light sent from flash lamp disclosure satisfy that
It is final to ensure that image documentation equipment obtain preferable light conditions to the requirement of light distribution in object space.Certainly,
The reasonable control to light can be reached using optical lens or reflection shield one of the two.In addition, except optical lens or
Outside reflection shield both conventional modes, it is also possible to reach the reasonable control to light by other optics control modes to meet
The need of work of image documentation equipment.
So, after different electrical parameters are provided to each paths of LEDs, such as electric current, voltage, after the parameter such as frequency, amplitude,
After the LED of different colours is luminous, by reflection shield, after being mixed in lens, whole LED light source will send one kind
Specific mixed light, it has its specific optical parameter, such as spectrum, luminous flux, brightness, colour temperature, color, colour rendering index
Deng.
Programmable LED drive power in invention is responsible for LED light source and provides electricity characteristic control, as a rule, image
The light units power supply of equipment comes from battery, and LED drive circuit is changed by by the electric energy of device power supply (DPS), exports LED
The requirement such as light source required voltage, electric current and power, meanwhile, LED drives and meets intensity and color of the image documentation equipment to light
The requirement being adjusted, i.e. its output voltage, electric current, power, response time, response frequency, pulse strength and frequency
Etc. being required for meeting requirement of the image documentation equipment to many color LED light sources, and these parameters can also be wanted to match to reach with camera
Flash of light under to ideal conditions.For the power supply that this LED electro-optical device provides electric power can have diversified forms, such as traditional alkalescence
Or the supply unit of Ni-MH battery, or rechargeable lithium battary or other forms, battery pack and LED drive power
Input is connected to cooperate.
The output parameter of programmable LED drive power directly determines the light characteristic of LED light emitting sources output, including but does not limit
In design parameters such as light intensity, luminous flux, colour rendering, colour temperature, color, spectrum, chromaticity coordinates, the change of these parameters can be with
It is to be changed by changing the input current value of each paths of LEDs, or to the PWM count value of light adjusting circuit (including frequency
Rate, dutycycle, amplitude) change, or the parameter of other similar drive circuits control.All these controls are all
Completed by central control circuit system, in circuit is controlled, including the central controller MCU of core, data are handed over
Change circuit, control parameter distributor circuit, sensor interface circuitry, wireless interface circuit and patterned optical output alternative pack.
The interface form of control system can be push button, or touch-screen type, or remote control property, or
Be controlled by sensor automatically control form.
As shown in figure 9, this many color LED electro-optical device, such as flash lamp need and image documentation equipment, such as digital camera, mobile phone,
Or video camera is cooperated, therefore, external lighting fixtures of LED in invention need to the triggering device of image documentation equipment and connect
Mouth attachment means cooperate, it then follows corresponding technical standard and physical interface size, such as the hot shoe interface of digital camera, energy
Enough ensure image documentation equipment operationally, external LED flash device of the invention can automatically be triggered and worked, and be that image sets
It is standby that light environment is provided.Therefore, the automatic opening circuit and physical connection port in apparatus of the present invention are responsible for the work(of this part
Energy.Certainly, during use, light units can just enter and image documentation equipment between in the case of without mechanically connecting
Row cooperates, and concrete form has certain adjustment according to the type of the image documentation equipment for using.
Above various pieces and part are fitted together by the mechanical structure of this external light units, as shown in Figure 10, its
Form can be with varied, and the mechanical structure of LED light source part can be adjusted flexibly, such as certain angle adjustment, upper backspin
Turn to wait and mechanically connect and adjust, with the work for ensureing more to be cooperateed with image documentation equipment.
Alternatively, it is also possible to be cooperateed with by wireless module, it is ensured that image documentation equipment is attached and cooperates with this lighting fixture.
Simultaneously as external flash light equipment has wireless module, can be communicated between multiple equipment and be cooperated,
The light environment that user needs can be createed by the linkage of multiple equipment when image documentation equipment works, and due to wireless mould
The presence of block, external light units can be separated with image documentation equipment, can also be cooperated by radio communication and triggered.
As shown in figure 9, be the digital camera with external light units of the invention, in system, by the heat of digital camera
Boots interface, connects the external light unitses of LED of the invention, and by hot shoe interface, external light units is with digital camera in work
As when linked, user can adjust the pattern or light characteristic of light units, while by hot shoe interface, this light units
Data exchange can be carried out with camera, so as to be set according to user, the linkage with digital camera be completed, for digital camera is provided
More abundant luminous environment.Certainly, during use, light units can not also enter with the hot shoe interface of digital camera
Row is mechanically coupled, and corresponding data interaction can be carried out wirelessly, such as WIFI, bluetooth, infrared communication party
Formula.
LED light device of the invention is also used as the external light units of mobile phone, for the mobile phone with imaging function is provided
Various luminous environments, to allow mobile phone that specific image or video content can be obtained under different luminous environments.Shadow is carried out in mobile phone
During as operation, this external light units can directly be opened by the on ＆ off switch in equipment, or be beaten automatically by sensing
Open, carry out corresponding pattern with the image documentation equipment on mobile phone and parameter is interacted and controlled, to export corresponding light.Together
When, this external light units can be linked by the imaging function of communication interface and mobile phone, and specific interface can be by mobile phone
On all kinds that possess it is wired and wave point is communicated and linked, such as directly by earpiece holes communication and data exchange,
Or wirelessly communicated, linked and data exchange, for example communicated by way of WIFI or bluetooth,
Or cellular network, such as 3G, 4G communication pattern carries out data exchange.
In fixed form, because mobile phone does not have specific hot shoe interface, corresponding bayonet socket can be installed to external light units,
By bayonet socket, external light units is fixed in handset, as shown in Figure 10, alternatively, it is also possible to by this external lamp
Light device is arranged on the modes such as earpiece holes, charging hole or the data exchange hole of mobile phone and is fixed and connects.In the mistake for using
Cheng Zhong, this external light units can not also with mobile phone be mechanically coupled with fixation, corresponding data interaction can be by nothing
The mode of line is carried out, such as WIFI, bluetooth, infrared communication mode, and then light units is in mobile telephone image function operation
Export corresponding light environment.
Further embodiment of the invention is that the light units of this invention can be built in image documentation equipment, is sensed when with sidelight
When the lighting fixture of device is built in image documentation equipment, as shown in the schematic diagram of Figure 11, the image documentation equipment passes through its whole operation principle
Mechanical interface, wireline interface or wave point mode and light units carry out data cube computation, image documentation equipment include image procossing with
Analysis component；The light units is built in image documentation equipment.The video camera 100 of built-in light units 200 as shown in figure 12,
The principle of its work such as Figure 11, it includes image documentation equipment 300 and light units 200.Built-in light sets as shown in fig. 13 that
Standby 300 mobile phone 100, its operation principle such as Figure 11, mobile phone 100 includes image documentation equipment 200 and light units 300.
It is obvious to a person skilled in the art that the invention is not restricted to the details of above-mentioned one exemplary embodiment, and do not carrying on the back
In the case of spirit or essential attributes of the invention, the present invention can be in other specific forms realized.Therefore, no matter from
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, the scope of the present invention is by appended power
Profit requires to be limited rather than described above, it is intended that all in the implication and scope of the equivalency of claim by falling
Change is included in the present invention.Any reference in claim should not be considered as the claim involved by limitation.
Claims (10)
1. a kind of intelligent lighting image documentation equipment system, including image documentation equipment and light units, it is characterised in that
The image documentation equipment carries out data cube computation, shadow by mechanical interface, wireline interface or wave point mode and light units
As equipment includes image processing and analysis part；
The light units is built in image documentation equipment or is placed on image documentation equipment；
Light units includes equipment central controller, LED, programmable LED drive power and photometry sensor, described
Photometry sensor includes determining whether to be taken the light-metering element of photochroic features of region or subject and its background and corresponding
The information of acquisition is sent to central controller, the light-metering that central controller is received by the processing system of newly red, photometry sensor
Information is analyzed and provides the light output parameter that recommends and is sent to programmable LED drive power；
The equipment central controller receives the data of photometry sensor, and controls LED by programmable LED drive power
Lamp.
2. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the unlatching that light units includes
Circuit is connected the data-interface of equipment central controller and light units with switch respectively, connects on equipment central controller and connects respectively
It is connected to communication interface, device power supply (DPS), programmable LED drive power, houselights data component, sensor interface, light
The data-interface and control interface of equipment, device power supply (DPS) are additionally attached in programmable LED drive power, be may be programmed LED and are driven
Dynamic power supply connects each paths of LEDs on LED light source respectively, and heat abstractor is also associated with the LED light source.
3. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the survey of the photometry sensor
Photoelement is the basic light-metering element that pixel is constituted, and the inside of each basic light-metering element also includes several daughter elements,
Several daughter elements correspond to the photo sensitive area of different wave length respectively, and basic light-metering element is perceived corresponding to each daughter element
The intensity of color, the control system of photometry sensor judges the color component in each basic element region to obtain photochromic spy
Levy, photochroic features include dominant hue, chromaticity coordinates point, saturation degree, colour temperature, brightness and illumination.
4. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the LED light source is by least
More than the 3 kinds LED compositions of different colours.
5. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the programmable LED drives
Power supply controls the luminous energy of every kind of LED by the driving power supply with multiple-channel output to form multiple color, may be programmed
LED drive power changes the bulk strength or light of LED light emitting sources by increasing or decreasing the quantity of the LED of each color
Flux, or programmable LED drive power changes the luminous of every paths of LEDs by changing each road power output of driving power supply
Intensity or luminous flux.
6. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that shown control interface is digital
Pipe, Electronic Paper form, LCD, OLED part or the control button without control interface.
7. the intelligent lighting image documentation equipment system according to claim 1 or 4, it is characterised in that the LED is by single
Or multiple LED chips are formed with silica gel and/or fluorescent powder packaging.
8. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the light units it is external
On image documentation equipment or in being positioned over a certain distance from image documentation equipment, and by wired or wireless between light units and image documentation equipment
Communication mode is cooperated.
9. the intelligent lighting image documentation equipment system according to claim 1 or 7, it is characterised in that the LED front
It is provided with to provide the control Reflecting shade structure that light is used cooperatively in the optical lens and/or optical lens of spatial distribution.
10. intelligent lighting image documentation equipment system according to claim 1, it is characterised in that the light units is built-in
Cooperated by wired communication mode in image documentation equipment, and between light units and image documentation equipment.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859367.3A CN106814519A (en) | 2015-12-01 | 2015-12-01 | A kind of light image documentation equipment system |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510859367.3A CN106814519A (en) | 2015-12-01 | 2015-12-01 | A kind of light image documentation equipment system |
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| CN106814519A true CN106814519A (en) | 2017-06-09 |
Family
ID=59155816
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| Application Number | Title | Priority Date | Filing Date |
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| CN201510859367.3A Pending CN106814519A (en) | 2015-12-01 | 2015-12-01 | A kind of light image documentation equipment system |
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