CN109253412A - Lighting system and its operation method - Google Patents
Lighting system and its operation method Download PDFInfo
- Publication number
- CN109253412A CN109253412A CN201810218961.8A CN201810218961A CN109253412A CN 109253412 A CN109253412 A CN 109253412A CN 201810218961 A CN201810218961 A CN 201810218961A CN 109253412 A CN109253412 A CN 109253412A
- Authority
- CN
- China
- Prior art keywords
- fibre channel
- channel switch
- light
- lighting system
- region
- 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.)
- Pending
Links
Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/003—Arrangement of electric circuit elements in or on lighting devices the elements being electronics drivers or controllers for operating the light source, e.g. for a LED array
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V9/00—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters
- F21V9/40—Elements for modifying spectral properties, polarisation or intensity of the light emitted, e.g. filters with provision for controlling spectral properties, e.g. colour, or intensity
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/30—Semiconductor lasers
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Circuit Arrangement For Electric Light Sources In General (AREA)
Abstract
A kind of lighting system and its operation method, lighting system include light source, photographic device, fibre channel switch component, arithmetic element and driving unit.The light that light source issues defines illumination zone.Photographic device obtains the image in illumination zone.Fibre channel switch component Configuration including multiple fibre channel switches and forms fibre channel switch array at least part light path for the light that light source issues.Arithmetic element judges in image with the presence or absence of physiological characteristic.What driving unit controlled each fibre channel switch passes through light quantity.When arithmetic element judges that there are when physiological characteristic in image, arithmetic element obtains position of the physiological characteristic in image, the region for corresponding to this position in fibre channel switch array is calculated, and instruction driving unit control is located at least part of fibre channel switch in this region and passes through light quantity.
Description
Technical field
The invention relates to a kind of lighting system and its operation method, and can inhibit dazzle in particular to a kind of
Lighting system and its operation method.
Background technique
Lighting apparatus is device indispensable in daily life, and also widely applies to various occasions.However,
Under the irradiation of high intensity of illumination, it is easy the generation along with dazzle.When the light of high intensity of illumination shines directly into human eye, easily make
Eyes generate sense of discomfort.
In order to improve dazzle, light is commonly spread and be homogenized plus lampshade in lamps and lanterns outer layer, light is made to become soft
With, be not stimulation human eye.However, inhibiting dazzle in the way of such, it can but change the photocurrent versus light intensity of whole lamps and lanterns, such as
The light type that shines etc., and brightness of illumination can be greatly reduced.
Summary of the invention
The purpose of the present invention is to provide a kind of lighting system and its operation methods, dizzy to improve in the prior art to solve
The problem of light is to change the photocurrent versus light intensity of whole lamps and lanterns and brightness of illumination can be greatly reduced.
To achieve the above object, the present invention provides a kind of lighting system.Lighting system include a light source, a photographic device,
One fibre channel switch component, an arithmetic element and a driving unit.The light that light source is issued defines an illumination zone.It takes the photograph
As device is to obtain the image in illumination zone.At least one of the light that fibre channel switch component Configuration is issued in light source
It is divided on path, and fibre channel switch component includes multiple fibre channel switches and forms a fibre channel switch array.Arithmetic element
To judge in image with the presence or absence of a physiological characteristic.Driving unit can pass through light to control the one of each fibre channel switch
Amount.When arithmetic element judges that arithmetic element obtains a position of the physiological characteristic in image, meter there are when physiological characteristic in image
The region for corresponding to this position in fibre channel switch array is calculated, and instruction driving unit control is located in this region at least one
The fibre channel switch divided passes through light quantity.
Lighting system of the present invention, wherein when the arithmetic element judges to be somebody's turn to do in the image there are when the physiological characteristic
Arithmetic element indicates that the driving unit controls in the region at least 10% fibre channel switch, reduces at least 10% in the region
This of fibre channel switch can pass through light quantity.
Lighting system of the present invention, wherein the fibre channel switch component is liquid crystal display panel.
Lighting system of the present invention, wherein the lighting system further includes a lamp housing, which includes a light transmission bottom
Shell, the fibre channel switch component cover the light transmission bottom case.
Lighting system of the present invention, wherein the fibre channel switch component Configuration is in the light source towards the illumination zone
Boundary project light light path on.
Lighting system of the present invention, wherein the driving unit incrementally control be located at the region in this at least one
This of partial fibre channel switch can pass through light quantity.
Lighting system of the present invention, wherein the physiological characteristic is the pupil of face or human eye.
Lighting system of the present invention, wherein in the fibre channel switch array corresponding to the position the region be
The light of the light source is projected to an overlapping region of the physiological characteristic in the fibre channel switch array.
To achieve the above object, the present invention also provides a kind of operation methods of lighting system.Lighting system includes a light source
And a fibre channel switch component, the light that light source is issued define an illumination zone, fibre channel switch component Configuration is in light source
On at least part light path of the light of sending, and fibre channel switch component includes multiple fibre channel switches and one light of formation is logical
Road switchs array.Operation method includes the following steps.Obtain the image in illumination zone.Judge in image with the presence or absence of all one's life
Manage feature.When judging in image to obtain a position of the physiological characteristic in image, calculate fibre channel switch there are when physiological characteristic
Correspond to a region of this position in array, and controls and be located at least part of fibre channel switch in this region, it is logical to reduce
Cross the light summation in the region.
Operation method of the present invention, wherein when judging to control in the region in the image there are when the physiological characteristic
At least 10% fibre channel switch, reduce at least 10% fibre channel switch in the region one can pass through light quantity.
Operation method of the present invention, wherein when judging incrementally to control in the image there are when the physiological characteristic
The one of at least part of fibre channel switch can pass through light quantity in the region.
The beneficial effects of the present invention are: lighting system provided by the invention and operation method can not change original illumination spy
Inhibit dazzle under property.
Detailed description of the invention
Fig. 1 is painted the block diagram of lighting system according to an embodiment of the invention.
Fig. 2 is painted the side sectional view of lighting system according to an embodiment of the invention.
Fig. 3 is painted the flow chart of the running of lighting system according to an embodiment of the invention.
Fig. 4 A is the schematic diagram that the lighting system of Fig. 2 is painted with side view angle.
Fig. 4 B is the schematic diagram that the lighting system of Fig. 2 is painted with posterior view point.
Fig. 4 C is shown under the situation of Fig. 4 A and 4B, the light of photographic device image obtained and fibre channel switch component
The schematic diagram of channel switch array.
Fig. 5 A be with side view angle, be painted when a people by Fig. 2 lighting system illumination zone the case where.
Fig. 5 B be with posterior view point, be painted when a people by Fig. 2 lighting system illumination zone the case where.
Fig. 5 C is shown under the situation of Fig. 5 A and 5B, the light of photographic device image obtained and fibre channel switch component
The schematic diagram of channel switch array.
Fig. 6 is painted the side sectional view of lighting system according to another embodiment of the present invention.
Fig. 7 A be with side view angle, be painted when a people by Fig. 6 lighting system illumination zone the case where.
Fig. 7 B be with posterior view point, be painted when a people by Fig. 6 lighting system illumination zone the case where.
Fig. 7 C is shown under the situation of Fig. 7 A and 7B, the light of photographic device image obtained and fibre channel switch component
The schematic diagram of channel switch array.
Specific embodiment
Various embodiments set forth below are described in detail, the present invention not show all possible embodiment, not in
Other state sample implementations proposed by the present invention can also be applied.Furthermore the dimension scale on attached drawing not compares according to actual product etc.
Example is drawn.Therefore, specification and diagramatic content are only described herein embodiment and are used, rather than as limit the scope of the present invention it
With.In addition, the attached drawing clipped component in embodiment, to clearly show that technical characterstic of the invention.It is with identical/class below
As symbol indicate that identical/similar component or step explain.
Fig. 1 is please referred to, the block diagram of lighting system 10 according to an embodiment of the invention is painted.Lighting system 10 can wrap
Include a light source 100, a photographic device 110, a fibre channel switch component 120, an arithmetic element 130 and a driving unit 140.Light
Source 100 can be point light source or area source.Point light source is, for example, light emitting diode (LED) or laser light source.Area source for example may be used
An array including multiple point light sources.Photographic device 110, e.g. camera, video camera, monitor etc., to obtain an image.
Fibre channel switch component 120 includes multiple fibre channel switches.This multiple fibre channel switch is, for example, with array form arrangement and shape
At a fibre channel switch array.Each fibre channel switch, which can respectively be changed by control, can pass through light quantity.Driving unit 140 couples
In fibre channel switch component 120, pass through light quantity to control these fibre channel switches.
For example, when the light that light source 100 is issued is irradiated towards fibre channel switch component 120, if fibre channel switch
When for " unlatching ", then light can project lighting system 10 by fibre channel switch completely, at this point, the fibre channel switch leads to
Crossing light quantity is, for example, 100%；Alternatively, if light can not pass through fibre channel switch nothing when fibre channel switch is " closing "
Method projects lighting system 10, at this point, the fibre channel switch can be, for example, 0% by light quantity；Alternatively, if fibre channel switch is
When " semi-open ", then only some light can project lighting system 10 by fibre channel switch, at this point, the fibre channel switch can
It is, for example, 30%, 60% etc. by light quantity.The present invention can not be limited with above-mentioned by light quantity, and driving unit 140 is controllable
These fibre channel switches, which generate, different passes through light quantity.
Arithmetic element 130 is coupled to photographic device 110 and driving unit 140.Arithmetic element 130 is, for example, a processor,
Image to obtain to photographic device 110 carries out operation to recognize the physiological characteristic in image, e.g. carries out to image
The identification of the physiological characteristic of face, this physiological characteristic are exemplified as the pupil etc. of face or human eye, and indicate driving unit accordingly
Each fibre channel switch of 140 control fibre channel switch components 120 can e.g. make driving unit 140 independent by light quantity
It is states such as " unlatchings ", " closing " or " semi-open " that ground, which controls each fibre channel switch, that is, controls each fibre channel switch
It can be the value between 0% to 100% by light quantity.
Specifically, arithmetic element 130 carries out operation to the image that photographic device 110 obtains to recognize the physiology in image
Feature, and a position of the physiological characteristic picked out in image is obtained, and calculate and correspond in fibre channel switch array
One region of this position.Wherein, the region corresponding to this position is that the light of light source is projected in fibre channel switch array
One overlapping region of the physiological characteristic.In other words, the light of light source is by corresponding to this position in fibre channel switch array
Region (i.e. overlapping region) and be projected to the physiological characteristic.Then, it is computed out in fibre channel switch array and corresponds to this position
Behind the region set, arithmetic element 130 can indicate that the control of driving unit 140 is located at least part fibre channel switch in this region
Can by light quantity, e.g. " close " or " semi-open " this region at least part fibre channel switch, to stop or subtract
The light for being projeced into the fibre channel switch of this part less projects lighting system 10.
Referring to figure 2., it is painted the side sectional view of lighting system 20 according to an embodiment of the invention.Lighting system 20
Similar to the running of lighting system 10, similar component is with the same or similar label declaration.As shown in Fig. 2, lighting system 20
Including a lamp housing 150, a light source 200, a photographic device 110, a fibre channel switch component 220 and a driving unit 240.Lamp housing
150 may include a light transmission bottom case 152, and light source 200 is configured relative to light transmission bottom case 152.The e.g. lens of light transmission bottom case 152,
Or a protective layer, the light that light source 200 is issued can penetrate light transmission bottom case 152, and project lighting system 20.Light source 200 is sent out
After light out projects lighting system 20, an illumination zone LR can be defined, as shown in Figure 4 A.
In embodiments of the present invention, fibre channel switch component 220 is configured on the path of the light of the sending of light source 200, and
It is Chong Die at least part light path.That is, fibre channel switch component 220 is configured at least one of the light of the sending of light source 200
It is divided on path.In other words, in the light that light source 200 issues, at least part of light is to first pass through fibre channel switch
Lighting system 20 is projected after component 220 again.
In the embodiment of fig. 2, it is towards light source 200 that light transmission bottom case 152, which has a upper surface 152u, upper surface 152u,
Surface.Fibre channel switch component 220 is configured in the upper surface 152u of light transmission bottom case 152.In this embodiment, fibre channel switch
Component 220 covers the upper surface 152u of light transmission bottom case 152 in large area, makes the upper surface 152u of light transmission bottom case 152 almost
It is covered by fibre channel switch component 220.In other words, the light that light source 200 is issued can first pass through fibre channel switch component
After 220, lighting system 20 is projected using light transmission bottom case 152.In this way, lighting system 20 can be by controlling fibre channel switch component
220 fibre channel switch can determine that the light of the sending of light source 200 can project region and the light of lighting system 20 by light quantity
Amount.In other words, the light quantity of each region may be because of the different shapes of fibre channel switch in the illumination zone LR that light source 200 is defined
State (such as the states such as " unlatching ", " closing " or " semi-open ") and it is different.
In one embodiment, fibre channel switch component 220 can be liquid crystal display panel, and driving unit 240 can be for drive liquid
The drive circuit board of crystal panel.In the case, multiple fibre channel switches of fibre channel switch component 220 are arranged with array form
Column, to form a fibre channel switch array, and multiple fibre channel switches can respectively correspond to the one dot structure of liquid crystal display panel.
Driving unit 240 may include first part 241 and second part 242, to drive the row and column of liquid crystal display panel upper and lower substrates
Electrode, so that the liquid crystal between upper and lower substrates rotates.Once liquid crystal rotates, the light that light source 200 is issued is allowed
The dot structure where this rotation liquid crystal is penetrated, indicates that the fibre channel switch for corresponding to this dot structure is the state of " unlatching ".
Opposite, if liquid crystal does not rotate, the light that light source 200 is issued can not penetrate this and not rotate the dot structure where liquid crystal, then
Indicate that the fibre channel switch for corresponding to this dot structure is the state of " closing ".Alternatively, some rotatable specific angle of liquid crystal,
And some light for only being issued light source 200 allows to penetrate the dot structure where these liquid crystal, indicates to correspond to this pixel
The fibre channel switch of structure is the state of " semi-open ".But the present invention is not limited thereto.
Fig. 3 is painted the flow chart of the running of lighting system according to an embodiment of the invention.Fig. 4 A is drawn with side view angle
The schematic diagram of the lighting system 20 of diagram 2.Fig. 4 B is the schematic diagram that the lighting system 20 of Fig. 2 is painted with posterior view point.Fig. 4 C is drawn
Show under the situation of Fig. 4 A and 4B, the optical channel of the image M obtained of photographic device 110 and fibre channel switch component 220 is opened
Close the schematic diagram of array SW.Fig. 5 A is to be painted the illumination zone LR as a people H by the lighting system 20 of Fig. 2 with side view angle
The case where.Fig. 5 B be with posterior view point, be painted when a people H by Fig. 2 lighting system 20 illumination zone LR the case where.Fig. 5 C
It is shown under the situation of Fig. 5 A and 5B, the optical channel of the image M obtained of photographic device 110 and fibre channel switch component 220
Switch the schematic diagram of array SW.It arranges in pairs or groups the block diagram and Fig. 3 of Fig. 1 following with Fig. 4 A, Fig. 4 B, Fig. 4 C, Fig. 5 A, Fig. 5 B and Fig. 5 C
Flow chart the running of above-mentioned every component is described in detail.
Firstly, in step s310, photographic device 110 obtains the image M in illumination zone LR.In step s 320, it transports
It calculates unit 130 and identification operation is carried out to image M, to judge in image M with the presence or absence of a physiological characteristic PC.When judging in image M
When there is no physiological characteristic PC, possible representative is not appeared in illumination zone LR, then returns to step S310.When judging image M
In there are when physiological characteristic PC, then carry out step S330.
As shown in Figure 4 A and 4 B shown in FIG., the light that light source 200 is issued has an illumination zone LR.When non-someone appears in photograph
When in bright range L R, as shown in Figure 4 C, there is not physiological characteristic in the image M obtained of photographic device 110.Work as arithmetic element
When 130 couples of image M carry out identification operation, it can judge there is no physiological characteristic PC in image M.At this point, fibre channel switch group
Multiple fibre channel switches of part 220 are the state of " unlatching ".
On the contrary, when judging in image M there are when physiological characteristic PC, as shown in Fig. 5 A, Fig. 5 B and Fig. 5 C, when a people H goes out
When in present illumination zone LR, it will appear a physiological characteristic PC in image M.When arithmetic element 130 carries out identification operation to image M
When, it can judge that there are physiological characteristic PC in image M.Then, then step S330 is carried out.In step S330, arithmetic element
130 obtain position of this physiological characteristic PC in image M, and calculate in fibre channel switch array SW corresponding to this position
One region R1.For example, arithmetic element 130 is, for example, to be obtained to the project information of light source 200 in light source 200 according to face
In the light issued, the light for projecting face is region R1 by fibre channel switch array SW.
Then, step S340 is carried out.In step S340, arithmetic element 130 indicates that the control of driving unit 240 is located at region
At least part of fibre channel switch in R1.It further says, the instruction of arithmetic element 130 is driving unit 240 " closing " or " half-open
Open " it is located at least part of fibre channel switch in the R1 of region, remaining fibre channel switch then keeps the state of " opening ".In region
It is " closed " in R1 or at least part of fibre channel switch of " semi-open " can stop or reduce light to project lighting system
20, the light quantity projected by region R1 is reduced whereby.By in the light that light source 200 is issued, by emitted by the R1 of region
Light is projected on face, therefore when the light quantity projected by region R1 is reduced, being incident upon light quantity on face can also be reduced,
And then it relatively generates a blanking bar DR and falls on face.In this way, can reach under conditions of not destroying integral illumination characteristic
Inhibit the effect of dazzle.
In one embodiment, the light that arithmetic element 130 can adjust or be set in the R1 of region " closing " or " semi-open " leads to
The ratio of road switch.For example, arithmetic element 130 can indicate all light that driving unit 240 " closing " is located in the R1 of region
Channel switch.In a citing, arithmetic element 130 can set in " closing " or " semi-open " region R1 at least 10% optical channel
Switch.In another citing, arithmetic element 130 can set in " closing " or " semi-open " region R1 about 30% to 100% light
Channel switch.In another embodiment, fibre channel switch can be controlled stagely.For example, driving unit 240 can be progressive
Formula ground " closing " or " semi-open " these fibre channel switches, and non-concurrent " closing " or " semi-open " these fibre channel switches.
Then, as shown in step S350, the image M that arithmetic element 130 sustainably obtains photographic device 110 is distinguished
Operation is known, to judge in image M with the presence or absence of a physiological characteristic PC.If indicating that people H can there are still physiological characteristic PC in image M
It can still be moved in illumination zone LR, or in illumination zone LR position.Step S330 is returned to, then at this time to update fibre channel switch
A corresponding region in array SW, and " closing " or " semi-open " fibre channel switch (step at least part of in the region
Rapid S340).Therefore, blanking bar DR can be moved with the position of people H.
On the contrary, if judging there is no physiological characteristic PC in image M, indicating that people H has left illumination model in step S350
LR is enclosed, then carries out step S360.In step S360, arithmetic element 130 indicate driving unit 240 " unlatching " it is above-mentioned close or
Semi-open at least part of fibre channel switch.
Above-described embodiment be by it is single enter illumination zone LR for, so, the case where the present invention may also apply to more people.When
When more people enter illumination zone LR, arithmetic element 130 can determine whether to obtain these with the presence or absence of multiple physiological characteristic PC in image M
Position of the physiological characteristic PC in image M, and find out the corresponding region in fibre channel switch array SW, " close " in turn or
At least part of fibre channel switch in " semi-open " region.
Fig. 6 is please referred to, the side sectional view of lighting system 30 according to another embodiment of the present invention is painted.Lighting system
30 are similar to the running of lighting system 20, and similar component is with the same or similar label declaration.Lighting system 30 shown in fig. 6
With the lighting system 20 of Fig. 2 the difference is that: the set-up mode of fibre channel switch component 320, remaining similarity is no longer
It repeats.
Since dazzle usually occurs to be irradiated to by reducing by near lightning in the place close to the boundary illumination zone LR
The light quantity of the light on the boundary range L R also can reach the effect for inhibiting dazzle.In this embodiment, fibre channel switch component 320
It may be provided on the light path for the light that light source 300 goes out light with wide-angle.As shown in fig. 6, fibre channel switch component 320 can be upright
Ground is placed in the upper surface 152u of light transmission bottom case 152, and configures the light projected in light source 300 towards the boundary of illumination zone LR
Light path on.In other words, in the light that light source 300 is issued, the light for being only oriented towards the injection of the boundary illumination zone LR can be first
After fibre channel switch component 320, lighting system 30 is projected using light transmission bottom case 152.In this way, lighting system 30 can pass through
Control the fibre channel switch of fibre channel switch component 320 can adjust the light projected towards the boundary illumination zone LR by light quantity
The light quantity of line.In the present embodiment, light source 300 can be point light source or area source.Light source 300 in Fig. 6 is by taking area source as an example
Illustrate, so the invention is not limited thereto.
Fig. 7 A be with side view angle, be painted when a people H by Fig. 6 lighting system 30 illumination zone LR the case where.Figure
7B be with posterior view point, be painted when a people H by Fig. 6 lighting system 30 illumination zone LR the case where.Fig. 7 C is shown in figure
Under the situation of 7A and 7B, the fibre channel switch array of the image M obtained of photographic device 110 and fibre channel switch component 320
The schematic diagram of SW.
As shown in Fig. 7 A, Fig. 7 B and Fig. 7 C, when a people H is appeared in illumination zone LR, it will appear a physiology in image M
Feature PC.When arithmetic element 130 carries out identification operation to image M, it can judge that there are physiological characteristic PC (steps in image M
Rapid S320).Then, arithmetic element 130 obtains position of this physiological characteristic PC in image M, and calculates in fibre channel switch
Correspond to a region R2 (step S330) of this position in array SW.Then, arithmetic element 130 indicates that driving unit 140 " closes
Close " or it is " semi-open " positioned at least part of fibre channel switch in the R2 of region, and remaining fibre channel switch then keeps " opening "
State (step S340).It is " closed " in the R2 of region or at least part of fibre channel switch of " semi-open " can stop or subtract
Few light projects lighting system 30, reduces the light quantity projected by region R2 whereby.By in the light that light source 300 is issued,
It is projected on face by light emitted by the R2 of region, therefore when the light quantity projected by region R2 is reduced, is incident upon
Light quantity can also be reduced on face, and then relatively generated a blanking bar DR and fallen on face.In this way, whole photograph can not destroyed
Under conditions of bright characteristic, achieve the effect that inhibit dazzle.
Lighting system provided by above-described embodiment passes through a fibre channel switch component, a photographic device and an operation list
Member, position of the traceable physiological characteristic in image, and the region for corresponding to this position in fibre channel switch array is obtained whereby.
In addition, by control be located at this region at least part of fibre channel switch can by light quantity, e.g. " close " or
At least part of fibre channel switch in " semi-open " this region, to reduce the light quantity that thus region is projected.Further say,
The light quantity being incident upon on face can be reduced, achievees the effect that inhibit dazzle.Furthermore it under this arrangement, can more maintain lighting system
Original predetermined photocurrent versus light intensity.
Certainly, the present invention can also have other various embodiments, without deviating from the spirit and substance of the present invention, ripe
Various corresponding changes and modifications, but these corresponding changes and modifications can be made according to the present invention by knowing those skilled in the art
It all should belong to the protection scope of the claims in the present invention.
Claims (11)
1. a kind of lighting system, which is characterized in that the lighting system includes:
One light source, the light which is issued define an illumination zone；
One photographic device, the photographic device is to obtain the image in the illumination zone；
One fibre channel switch component, at least part light path for the light which issues in the light source
On, and the fibre channel switch component includes multiple fibre channel switches and forms a fibre channel switch array；
One arithmetic element, the arithmetic element is to judge in the image with the presence or absence of a physiological characteristic；And
One driving unit, the driving unit can pass through light quantity to control the one of the respectively fibre channel switch；
Wherein, when the arithmetic element judges in the image there are when the physiological characteristic, the arithmetic element obtain the physiological characteristic in
A position in the image calculates the region for corresponding to the position in the fibre channel switch array, and indicates the driving unit
Control, which is located at this of at least part of fibre channel switch in the region, can pass through light quantity.
2. lighting system according to claim 1, which is characterized in that when the arithmetic element judges that there are the lifes in the image
When managing feature, which indicates that the driving unit controls in the region at least 10% fibre channel switch, reduces the region
This of interior at least 10% fibre channel switch can pass through light quantity.
3. lighting system according to claim 1, which is characterized in that the fibre channel switch component is liquid crystal display panel.
4. lighting system according to claim 1, which is characterized in that the lighting system further includes a lamp housing, the lamp housing packet
A light transmission bottom case is included, which covers the light transmission bottom case.
5. lighting system according to claim 1, which is characterized in that the fibre channel switch component Configuration is in the light source direction
On the light path for the light that the boundary of the illumination zone is projected.
6. lighting system according to claim 1, which is characterized in that the driving unit, which incrementally controls, is located at the region
This of the interior at least part of fibre channel switch can pass through light quantity.
7. lighting system according to claim 1, which is characterized in that the physiological characteristic is the pupil of face or human eye.
8. lighting system according to claim 1, which is characterized in that corresponding to the position in the fibre channel switch array
The region is that the light of the light source in the fibre channel switch array is projected to an overlapping region of the physiological characteristic.
9. a kind of operation method of lighting system, which is characterized in that the lighting system includes a light source and a fibre channel switch group
Part, the light which is issued define an illumination zone, the light which issues in the light source
At least part light path on, and the fibre channel switch component include multiple fibre channel switches and formed a fibre channel switch number
Group, the operation method include:
Obtain the image in the illumination zone；
Judge in the image with the presence or absence of a physiological characteristic；And
When judging to calculate the light there are a position of the physiological characteristic in the image when physiological characteristic, is obtained in the image
Correspond to a region of the position in channel switch array, and control and be located at least part of fibre channel switch in the region,
To reduce the light summation for passing through the region.
10. operation method according to claim 9, which is characterized in that when judging in the image there are when the physiological characteristic,
The fibre channel switch for controlling in the region at least 10%, reduce at least 10% fibre channel switch in the region one can pass through light
Amount.
11. operation method according to claim 9, which is characterized in that when judging in the image there are when the physiological characteristic,
Incrementally control can pass through light quantity positioned at one of at least part of fibre channel switch in the region.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US15/996,751 US10684635B2 (en) | 2017-07-14 | 2018-06-04 | Illumination system and operating method thereof |
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| US201762532419P | 2017-07-14 | 2017-07-14 | |
| US62/532,419 | 2017-07-14 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109253412A true CN109253412A (en) | 2019-01-22 |
Family
ID=65051358
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810218961.8A Pending CN109253412A (en) | 2017-07-14 | 2018-03-16 | Lighting system and its operation method |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109253412A (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200827609A (en) * | 2006-12-29 | 2008-07-01 | Edison Opto Corp | Lighting system for automatically adjusting illumination |
| EP2587134A1 (en) * | 2011-10-28 | 2013-05-01 | Tobias Grau | Lamp |
| CN103273826A (en) * | 2013-06-13 | 2013-09-04 | 北京汽车股份有限公司 | Automatic anti-dazzling system of front windshield of car |
| CN103676313A (en) * | 2013-11-29 | 2014-03-26 | 合肥京东方光电科技有限公司 | Illumination intensity adjustment method, device and system |
| CN105340362A (en) * | 2013-04-24 | 2016-02-17 | 通用电气照明解决方案有限责任公司 | Lighting systems and methods providing active glare control |
| CN106405981A (en) * | 2016-08-31 | 2017-02-15 | 上海飞乐智能技术有限公司 | Anti-glare method for street lamp camera |
| CN106574757A (en) * | 2014-06-16 | 2017-04-19 | 欧文尔斯公司 | Apparatus and method embedding a camera in an LED streetlight |
| CN106641848A (en) * | 2017-01-20 | 2017-05-10 | 浙江大学 | Double-power-feeding intelligent table lamp based on single-chip-microcomputer image recognition and automatic luminance adjustment |
-
2018
- 2018-03-16 CN CN201810218961.8A patent/CN109253412A/en active Pending
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW200827609A (en) * | 2006-12-29 | 2008-07-01 | Edison Opto Corp | Lighting system for automatically adjusting illumination |
| EP2587134A1 (en) * | 2011-10-28 | 2013-05-01 | Tobias Grau | Lamp |
| CN105340362A (en) * | 2013-04-24 | 2016-02-17 | 通用电气照明解决方案有限责任公司 | Lighting systems and methods providing active glare control |
| CN103273826A (en) * | 2013-06-13 | 2013-09-04 | 北京汽车股份有限公司 | Automatic anti-dazzling system of front windshield of car |
| CN103676313A (en) * | 2013-11-29 | 2014-03-26 | 合肥京东方光电科技有限公司 | Illumination intensity adjustment method, device and system |
| CN106574757A (en) * | 2014-06-16 | 2017-04-19 | 欧文尔斯公司 | Apparatus and method embedding a camera in an LED streetlight |
| CN106405981A (en) * | 2016-08-31 | 2017-02-15 | 上海飞乐智能技术有限公司 | Anti-glare method for street lamp camera |
| CN106641848A (en) * | 2017-01-20 | 2017-05-10 | 浙江大学 | Double-power-feeding intelligent table lamp based on single-chip-microcomputer image recognition and automatic luminance adjustment |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN100432764C (en) | Image display device | |
| EP2236074B1 (en) | Visual display with illuminators for gaze tracking | |
| US20110181837A1 (en) | Method and system for producing a pepper's ghost | |
| US20090116210A1 (en) | Device for intelligent illumination | |
| EP4238621A2 (en) | Electronic eyewear | |
| CN104067334A (en) | Adaptive brightness control of head mounted display | |
| CN109870840A (en) | Display device | |
| JP2011025028A (en) | Microscope having microscope body and stand formed by a plurality of components to provide supporting function or to enable positioning of the microscope in room | |
| CN209000512U (en) | The display device of the transparent backlight of dynamic regulation | |
| CN109119034A (en) | The display device of the transparent backlight of dynamic regulation | |
| CN115298594A (en) | Local dimming in a device | |
| US20200301135A1 (en) | Image display apparatus | |
| CN108737798A (en) | Optical projection system and projecting method | |
| JP2017097098A (en) | Transmission type video display device | |
| GB2454457A (en) | Selective Illumination | |
| CN109253412A (en) | Lighting system and its operation method | |
| JP5590412B2 (en) | Projection system and face photographing system | |
| KR20170099200A (en) | Illumination for Multi-Advertising panels | |
| WO2019165867A1 (en) | Device for increasing virtual reality field of view and virtual reality glasses | |
| KR200476366Y1 (en) | Writing board equipped with LED illumination | |
| US11662079B1 (en) | Systems and methods for emulating natural daylight with an interior luminaire | |
| CN212112515U (en) | Bright field and dark field directional reflection light source assembly based on single light source | |
| US10684635B2 (en) | Illumination system and operating method thereof | |
| CN108803139A (en) | A kind of LCD MODULE for dual cabin | |
| CN220367479U (en) | Augmented reality display device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20190122 |
|
| RJ01 | Rejection of invention patent application after publication |