CN208188569U - Lighting system and projection arrangement - Google Patents
Lighting system and projection arrangement Download PDFInfo
- Publication number
- CN208188569U CN208188569U CN201820732236.8U CN201820732236U CN208188569U CN 208188569 U CN208188569 U CN 208188569U CN 201820732236 U CN201820732236 U CN 201820732236U CN 208188569 U CN208188569 U CN 208188569U
- Authority
- CN
- China
- Prior art keywords
- light
- module
- group
- coloured light
- photosignal
- 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.)
- Active
Links
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model relates to a kind of lighting system and projection arrangements.Lighting system includes excitation light source, wavelength convert module, the first sensor, filtration module, the second sensor and control module.First sensor is used to receive the part excitation beam and a part at least commutating optical beam of wavelength conversion module scattering, to generate the first photosignal.Second sensor is used to receive first group of the part coloured light and second group of part coloured light of filtration module scattering, to generate the second photosignal.Control module is changed based on the relative intensity of first and second photosignal and generates synchronization signal, synchronization signal is passed to wavelength convert module and filtration module, it is synchronous with both control, and first group of coloured light of filtration module and second group of coloured light is made to sequentially form illuminating bundle.The lighting system and projection arrangement of the utility model have the advantages that easily assembled.
Description
Technical field
The utility model relates to a kind of optical system and the Optical devices comprising above-mentioned optical system, and especially
About a kind of lighting system and projection arrangement.
Background technique
Recently with light emitting diode (light-emitting diode, LED) and laser diode (laser diode) etc.
Projection arrangement based on solid state light emitter occupies a tiny space on the market gradually.In general, the exciting light of these solid state light emitters
The stimulated light of different colours is converted and generated to wavelength conversion material in the wavelength convert module that can be projected in device.And in order to
Meet the needs of color representation, a filtration module can be placed in the back segment optical path of projection arrangement, in wavelength convert module by
Laser filters out scheduled coloured light after filtration module.These coloured light project image strip to the external world via the modulation of light valve.
Therefore, the synchronously control of wavelength convert module, filtration module and light valve is with regard to particularly significant.If the swing circle of any one of them
Ahead of time or postpone, can all cause the color representation of the image strip finally exported not as expected.
In general, the synchronization control mechanism of existing projection arrangement is on the motor of wavelength convert module and filtration module
The black sticker of an extinction is sticked as fixed timing mark (Timing Mark), and the upper one group of light source (Light that arranges in pairs or groups
Emitting) and OPTICAL SENSORS (Light Sensor), judge that wavelength turns using the power of OPTICAL SENSORS detecting light signal
Change the mold the swing circle of block and filtration module.But since this fixed timing mark is manually to be attached, it is therefore desirable to certain group
Process is filled, and group is loaded onto and is easy to produce error.In addition, existing projection arrangement can also configure a coloration sensor in projection screen
On, to detect the color representation of the image strip from projection arrangement.When the color representation of image strip is not as expected, hand is needed
The dynamic current strength for adjusting the solid state light emitter in the corresponding timing of white light, so that the color representation of image strip can reach pre-
Phase.
" background technique " paragraph is used only to help to understand the content of the present invention, therefore is taken off in " background technique " paragraph
The content of dew may include some known technologies without constituting road known to those skilled in the art.In " background technique " paragraph institute
The content of exposure does not represent the content or the utility model one or more embodiment problem to be solved, practical at this
It has been readily known to those persons skilled in the art or has recognized before novel application.
Utility model content
The utility model provides a kind of lighting system, easily assembled.
The utility model provides a kind of projection arrangement, easily assembled.
The other objects and advantages of the utility model can be obtained from the technical characteristic disclosed by the utility model into one
The understanding of step.
It is up to one of above-mentioned or partially or in whole purpose or other purposes, an embodiment of the utility model propose one kind
Lighting system.Lighting system for provide an illuminating bundle, and lighting system include an excitation light source, a wavelength convert module,
One first sensor, a filtration module, one second sensor and a control module.Excitation light source is for issuing an exciting light
Beam.Wavelength convert module is located on the transmission path of excitation beam, has an at least wavelength-converting region, for turning excitation beam
It is changed to an at least commutating optical beam.First sensor is located at by the transmission path of excitation beam, and towards the transmitting road of excitation beam
Diameter, for receiving the part excitation beam and a part at least commutating optical beam of the scattering of wavelength conversion module, to generate one first
Photosignal.Filtration module is located on the transmission path of excitation beam and an at least commutating optical beam, have an at least filter area with
And a spread area, at least a filter area are used to be converted to an at least commutating optical beam one first group of coloured light, spread area is for making to swash
The beam that shines forms one second group of coloured light.Second sensor is located at by the transmission path of first group of coloured light and second group of coloured light, and court
To the transmission path of first group of coloured light and second group of coloured light, for receiving first group of part coloured light and the portion of filtration module scattering
Divide second group of coloured light, to generate one second photosignal.Control module is electrically connected the first sensor and the second sensor, is used for
Receive the first photosignal and the second photosignal.Relative intensity variation and second light of the control module based on the first photosignal
The relative intensity of electric signal changes and generates a synchronization signal, and synchronization signal is passed to wavelength convert module and filtration module,
It is synchronous with filtration module to control wavelength convert module, and sequentially form first group of coloured light of filtration module with second group of coloured light
Illuminating bundle.
It is up to one of above-mentioned or partially or in whole purpose or other purposes, an embodiment of the utility model propose one kind
Projection arrangement.Projection arrangement includes above-mentioned lighting system, a light valve and a projection lens.Light valve is located at the biography of illuminating bundle
It passs on path and for illuminating bundle to be converted into an image strip.Projection lens is located on the transmission path of image strip and uses
In image strip is converted into a projected light beam.
Based on above-mentioned, in the embodiments of the present invention, lighting system and projection arrangement come from wavelength by obtaining
First photosignal of the light-wave band of conversion module and the second photosignal of the light-wave band from filtration module, and then produce
Raw synchronization signal.In this way, the public affairs for additionally attaching fixed timing mark again, and can reducing assembling procedure, and group being avoided to load onto can be not required to
Difference may result in the risk of the time error in synchronously control.
In order to make the above-mentioned features and advantages of the utility model more obvious and understandable, special embodiment below, and appended by cooperation
Attached drawing is described in detail below.
Detailed description of the invention
Figure 1A is a kind of configuration diagram of projection arrangement of an embodiment of the present invention.
Figure 1B is a kind of configuration diagram of wavelength convert module of Figure 1A.
Fig. 1 C is a kind of configuration diagram of filtration module of Figure 1A.
Fig. 2A is a kind of control module of an embodiment of the present invention and the block diagram of other components.
Fig. 2 B is a kind of flow chart of illumination control method of one embodiment of the application.
Fig. 2 C is the Strength Changes schematic diagram of first photosignal of one kind of an embodiment of the present invention.
Fig. 2 D is the Strength Changes schematic diagram of second photosignal of one kind of an embodiment of the present invention.
Fig. 3 A is the block diagram of one kind second sensor and other components of an embodiment of the present invention.
Fig. 3 B is a kind of flow chart of the adjustment coloration step of illumination control method of one embodiment of the application.
Fig. 4 is the configuration diagram of another projection arrangement of an embodiment of the present invention.
Fig. 5 A is the configuration diagram of another projection arrangement of an embodiment of the present invention.
Configuration diagram when Fig. 5 B is the projection arrangement generation wavelength commutating optical beam of Fig. 5 A.
Fig. 6 A is the configuration diagram of another projection arrangement of an embodiment of the present invention.
Configuration diagram when Fig. 6 B is the projection arrangement generation wavelength commutating optical beam of Fig. 6 A.
Specific embodiment
Aforementioned and other technology contents, feature and effect in relation to the utility model refer to the one of attached drawing in following cooperation
In the detailed description of preferred embodiment, can clearly it present.The direction term being previously mentioned in following embodiment, such as: upper,
Under, it is left and right, front or rear etc., be only the direction with reference to attached drawing.Therefore, the direction term used is for illustrating not to be used to limit
The utility model processed.
Figure 1A is a kind of configuration diagram of projection arrangement of an embodiment of the present invention.Figure 1B is a kind of wave of Figure 1A
The configuration diagram of long conversion module.Fig. 1 C is a kind of configuration diagram of filtration module of Figure 1A.Please refer to Figure 1A, projection dress
Setting 200 includes a lighting system 100, a light valve 210 and a projection lens 220.For example, in the present embodiment, light valve
210 be, for example, a digital micromirror elements (digital micro-mirror device, DMD) or a silica-based liquid crystal panel
(liquid-crystal-on-silicon panel,LCOS panel).However, in other embodiments, light valve 210 can also
To be penetration liquid crystal display panel or other light beam modulators.
Specifically, as shown in Figure 1A, in the present embodiment, lighting system 100 is shone for providing an illuminating bundle 70
Bright system 100 include an excitation light source 110, a wavelength convert module 140, one first sensor 150, a filtration module 160 with
And one second sensor 170.Excitation light source 110 is for issuing an excitation beam 50.For example, in the present embodiment, it excites
Light source 110 is laser source, and excitation beam 50 is blue laser beam.Excitation light source 110 may include multiple blue lights for lining up array
Laser diode (is not painted), but the utility model is without being limited thereto.
Specifically, as shown in Figure 1A, in the present embodiment, lighting system 100 further includes a light combination unit 120.Light combination
Unit 120 is located at least a commutating optical beam 60 and excitation beam between excitation light source 110 and wavelength convert module 140
On 50 transmission path.Specifically, light combination unit 120 can be partial penetration part reflecting element, recombination dichroic elements, polarization point
Optical element or various other elements that light beam can be separated.For example, in the present embodiment, the laser of light combination unit 120 is worn
Saturating area BT can for example allow blue light beam to penetrate, and provide reflection to the light beam of other colors (such as red, green, yellow) and make
With.That is, the laser penetration area BT of light combination unit 120 can allow the excitation beam 50 of blue to penetrate, in this way, exciting light
Beam 50 can penetrate light combination unit 120 and be incident to wavelength convert module 140.In addition, as shown in figure 4, in the present embodiment, illuminating
System 100 further includes lens group 130.Lens group 130 can will swash between excitation light source 110 and wavelength convert module 140
The beam 50 that shines converges in wavelength convert module 140.
Specifically, as shown in Figure 1A, in the present embodiment, wavelength convert module 140 is located at the transmitting of excitation beam 50
On path.For example, as shown in Figure 1B, in the present embodiment, wavelength convert module 140 has an at least wavelength-converting region TR
It is used to excitation beam 50 being converted to an at least commutating optical beam 60, wavelength convert mould with a non-conversion area NT, wavelength-converting region TR
The non-conversion area NT of block 140 is then used to transmit excitation beam 50 to subsequent optical element.
For example, as shown in Figure 1A and Figure 1B, in the present embodiment, wavelength convert module 140 further includes one first base
Plate 141, at least a wavelength conversion layer 143 and a first driving device 142 (for example, motor).As shown in Figure 1B, in this reality
It applies in example, at least a wavelength conversion layer 143 is configured on first substrate 141, and is corresponded to an at least wavelength-converting region TR and be arranged.
For example, in the present embodiment, the quantity of wavelength-converting region TR is one, and the wavelength convert being located in the TR of wavelength-converting region
Layer 143 is, for example, yellow fluorescence bisque, and can form the commutating optical beam 60 of yellow, but the utility model is without being limited thereto.Another
In the embodiment not being painted, the quantity of wavelength-converting region TR can also be multiple, the wavelength conversion layer in the TR of wavelength-converting region
143 also may respectively be yellow fluorescence bisque or green phosphor layer, and can be respectively formed the commutating optical beam 60 of yellow or green.
Also, as shown in Figure 1A and Figure 1B, in the present embodiment, first driving device 142 is to drive first substrate 141
Rotation, when first substrate 141 rotates, an at least wavelength-converting region TR and non-conversion area NT enter exciting light in different time
In the range of exposures of beam 50.For example, as shown in Figure 1A and Figure 1B, in the present embodiment, when non-conversion area, NT enters excitation
When the range of exposures of light beam 50, excitation beam 50 penetrates wavelength conversion module 140, and is transferred to optical filtering via light transmission module LT
In module 160.On the other hand, in the present embodiment, when an at least wavelength-converting region TR enters the range of exposures of excitation beam 50
When, excitation beam 50 is converted to an at least commutating optical beam 60 by an at least wavelength-converting region TR.Later, as shown in Figure 1A, it comes from
An at least commutating optical beam 60 for wavelength convert module 140 then can be led to light combination unit after the collection via lens group 130
120, and be reflected onto subsequent filtration module 160.
As shown in Figure 1A, in the present embodiment, the first sensor 150 is located at by the transmission path of excitation beam 50, and court
To the transmission path of excitation beam 50, part excitation beam 50 and part for receiving the scattering of wavelength conversion module 140 are extremely
A few commutating optical beam 60, to generate one first photosignal PS1.
On the other hand, as shown in Figure 1A and 1C, in the present embodiment, filtration module 160 is located at excitation beam 50 and at least
On the transmission path of one commutating optical beam 60, there is an an at least filter area FR and spread area DR.For example, in the present embodiment
In, it includes filter area FR1, filter area FR2 that the quantity of filter area FR, which is two, and is used to convert an at least commutating optical beam 60
For one first group of coloured light 70R, 70G.Spread area DR is then used to that excitation beam 50 to be made to form one second group of coloured light 70B.
More specifically, as shown in Figure 1 C, in the present embodiment, filtration module 160 includes a second substrate 161, at least
One filter layer 163, a diffusion layer 165 and one second driving device 162 (for example, motor).The configuration of an at least filter layer 163
In in the second substrate 161, and a corresponding at least filter area FR and be arranged.For example, filter layer 163 can for Red lightscreening plate with
Green color filter, and corresponding filter area FR1, filter area FR2 and be arranged, whereby, first group of coloured light 70R, 70G can for red light with
Green light, but the utility model is without being limited thereto.
On the other hand, as shown in Figure 1 C, in the present embodiment, diffusion layer 165 is configured in the second substrate 161, and corresponding
Spread area DR and be arranged.For example, in the present embodiment, diffusion layer 165 can be a scattering sheet, for sending out excitation beam 50
It dissipates and forms blue light, and speckle caused by exciting light (speckle) effect can be reduced.That is, in the present embodiment,
Second group of coloured light 70B is, for example, blue light.
On the other hand, as shown in Figure 1A, in the present embodiment, the second sensor 170 be located at first group of coloured light 70R, 70G with
By the transmission path of second group of coloured light 70B, and towards the transmission path of first group of coloured light 70R, 70G and second group of coloured light 70B, use
In first group of part coloured light 70R, 70G and second group of part coloured light 70B for receiving filtration module 160 and scattering, to generate one the
Two photosignal PS2.
More specifically, as shown in Figure 1A and Fig. 1 C, in the present embodiment, the second driving device 162 is to drive second
Substrate 161 rotates, wherein an at least filter area FR is in different time at least one conversion when the second substrate 161 rotates
In the range of exposures of light beam 60, spread area DR enters in different time in the range of exposures of excitation beam 50.More specifically,
In the present embodiment, when the non-conversion area NT of wavelength convert module 140 enters the range of exposures of excitation beam 50, filtration module
160 spread area DR can be synchronized to enter and is passed in the range of exposures of excitation beam 50 of filtration module 160.Work as wavelength convert
When an at least wavelength-converting region TR for module 140 enters the range of exposures of excitation beam 50, the filter area FR meeting of filtration module 160
The synchronous range of exposures for entering an at least commutating optical beam 60.In this way, first group of coloured light 70R, 70G of filtration module 160 and second
Group coloured light 70B is able to sequentially form illuminating bundle 70.
Control wavelength convert module 140 process synchronous with filtration module 160 is directed to Fig. 2A to Fig. 2 D is arranged in pairs or groups below
Further explained.
Fig. 2A is a kind of control module of an embodiment of the present invention and the block diagram of other components.Fig. 2 B is the application
A kind of flow chart of illumination control method of one embodiment.Fig. 2 C is first photosignal of one kind of an embodiment of the present invention
Strength Changes schematic diagram.Fig. 2 D is the Strength Changes schematic diagram of second photosignal of one kind of an embodiment of the present invention.
A referring to figure 2., in the present embodiment, lighting system 100 further include a control module 190.Control module 190 is electrically connected the
One sensor 150 and the second sensor 170, and for receiving the first photosignal PS1 caused by the first sensor 150 and the
Second photosignal PS2 caused by two sensors 170.On the other hand, control module 190 is electrically connected first driving device
142, the second driving device 162 and light valve 210, and it is used for the money based on the first photosignal PS1 or the second photosignal PS2
News generate in corresponding control signal (such as: synchronization signal SS or current controling signal CS) to corresponding optical component, with
Control the operation of lighting system 100 and projection arrangement 200.For example, lighting system 100 and projection shown in Figure 1A and Fig. 2A
Device 200 can be used to execute the illumination control method of Fig. 2 B, so that wavelength convert module 140 is synchronous with filtration module 160, but this
Utility model is without being limited thereto.
Specifically, as shown in Figure 2 B, in the present embodiment, the first sensor 150 and the second sensor 170 be can be used to point
It Zhi Hang not step S110A and step S110B.Specifically, as shown in Figure 1A, Fig. 2A and Fig. 2 B, in the present embodiment, the first sense
Surveying device 150 can be used to sense the part excitation beam 50 and a part at least commutating optical beam 60 of the scattering of wavelength convert module 140,
To generate the first photosignal PS1, and the second sensor 170 can be used to sense first group of the part color of the scattering of filtration module 160
Light 70R, 70G and second group of part coloured light 70B, to generate the second photosignal PS2.
Then, control module 190 can be used to execute step S120 and step S130.Specifically, such as Fig. 2A and Fig. 2 B institute
Show, in the step s 120, control module 190 is based on first after receiving the first photosignal PS1 and the second photosignal PS2
The relative intensity variation of photosignal PS1 and the relative intensity of the second photosignal PS2 change and generate a synchronization signal SS.It connects
, in step s 130, synchronization signal SS is passed to wavelength convert module 140 and filtration module 160, to control wavelength convert
Module 140 is synchronous with filtration module 160.
More specifically, because human eye is different for the required perception luminous intensity of the light of each color, therefore different in output
When the light beam of color, the intensity that often the matching ratio relationship or other demands depending on its coloured light and human eye adjust each light beam becomes
Change.In other words, intensity corresponding to the light beam of different colours is not identical.Furthermore, as shown in Figure 2 C, in the present embodiment
In, since excitation beam 50 is blue light, commutating optical beam 60 is yellow light, and intensity has notable difference, therefore, when the first photosignal
When most apparent relative intensity variation (intersection of wave band BL and wave band Y i.e. shown in fig. 2 C) occurs in the wave band of PS1, that is, indicate
In the wavelength convert module 140 shown in Figure 1A and Figure 1B, the non-conversion area NT and generation conversion light that pass through excitation beam 50
In the range of exposures of the positive incision excitation beam 50 in the boundary of an at least wavelength-converting region TR for beam 60.Similarly, as shown in Figure 2 D, exist
In the present embodiment, change (i.e. wave band B shown in Fig. 2 D when most apparent relative intensity occurs in the wave band of the second photosignal PS2
With the intersection of wave band G) when, that is, it indicates in the filtration module 160 shown in Figure 1A and Fig. 1 C, generates second group of coloured light 70B's
In the range of exposures of the positive incision excitation beam 50 in boundary of the filter area FR of spread area DR and generation first group of coloured light 70R, 70G.
Therefore, as shown in Fig. 2 B to Fig. 2 D, control module 190 can be changed based on the relative intensity of the first photosignal PS1
Whether a judgement at least wavelength-converting region TR enters in the range of exposures of excitation beam 50, and based on the second photosignal PS2's
Whether a relative intensity variation judgement at least filter area FR enters in at least range of exposures of a commutating optical beam 60.
Accordingly, control module 190 can produce synchronization signal SS, and 142 base of first driving device of wavelength convert module 140
In the swing circle of the synchronization signal SS control first substrate 141 of control module 190, the second driving device of filtration module 160
The swing circle of the 162 synchronization signal SS control the second substrates 161 based on control module 190.In this way, being based on control module 190
Synchronization signal SS, as shown in Figure 1A to Fig. 1 C, the first driving device 142 of wavelength convert module 140 and filtration module 160
Second driving device 162 can be then controlled respectively when an at least wavelength-converting region TR for wavelength convert module 140 enters excitation light source
When the range of exposures of 110 excitation beams 50 issued, accordingly, an at least filter area FR for filtration module 160 can be at this time
Enter in at least range of exposures of a commutating optical beam 60, and reach control wavelength convert module 140 it is synchronous with filtration module 160, and
First group of coloured light 70R, 70G of filtration module 160 is set to sequentially form with second group of coloured light 70B.
In addition, as shown in Figure 1A, in the present embodiment, lighting system 100 further includes a light uniformization element 180.Light is equal
Element 180 is homogenized between filtration module 160 and light valve 210, and is located at first group of coloured light 70R, 70G and second group of coloured light
On the transmission path of 70B.In the present embodiment, light uniformization element 180 includes an integration rod, but the utility model is not limited to
This.More specifically, as shown, first group of coloured light 70R, 70G when filtration module 160 are transferred to second group of coloured light 70B
When light uniformization element 180, light uniformization element 180 can make first group of coloured light 70R, 70G and second group of coloured light 70B homogenization and
Illuminating bundle 70 is sequentially formed, and it is made to be transferred to light valve 210.So far, step S140 is completed.
Then, control module 190 can be used to execute step S150.Specifically, as shown in Figure 1A, light valve 210, which is located at, to be shone
On the transmission path of Mingguang City's beam 70.Also, as shown in Fig. 2A and Fig. 2 B, in step S150, control module 190 is electrically connected light
Valve 210 and synchronization signal SS is transferred to light valve 210, and light valve 210 is illuminated based on the synchronization signal SS modulation of control module 190
Light beam 70, to form image strip 80.In this way, illuminating bundle 70 can be sequentially converted into the image light of different colours by light valve 210
Beam 80 is transferred to projection lens 220.
In addition, as shown in Figure 1A, in the present embodiment, projection lens 220 is located on the transmission path of image strip 80, and
For image strip 80 to be converted into a projected light beam 90, image strip 80 is projected on a screen (not being painted), with shape
At image frame.
According to illumination control method, lighting system 100 and projection arrangement 200 shown in Fig. 2 B by judging the first photoelectricity
Signal PS1 keeps wavelength convert module 140 synchronous with filtration module 160 with the second photosignal PS2, and can simply adjust in turn
Illuminating bundle 70 in whole said lighting system 100 and projection arrangement 200 is determined in this way, can be not required to additionally attach again
When the tolerance that marks, and assembling procedure can be reduced, and group is avoided to load onto may result in the wind of the time error in synchronously control
Danger.
The process for being directed to the color coordinate for how adjusting illuminating bundle 70 by Fig. 3 A to Fig. 3 B is arranged in pairs or groups below carries out further
Ground explanation.
Fig. 3 A is the block diagram of one kind second sensor and other components of an embodiment of the present invention.Fig. 3 B is this Shen
Please an embodiment a kind of illumination control method adjustment coloration step flow chart.A referring to figure 3., in the present embodiment, control
Molding block 190 is electrically connected the second sensor 170, and for receiving the second photosignal PS2.On the other hand, control module 190
It is electrically connected excitation light source 110, and the second sensor 170 includes a coloration sensor 171.For example, it is thrown shown in Fig. 3 A
Image device 200 can be used to execute the illumination control method of Fig. 2 B, and to adjust the color coordinate of illuminating bundle 70, but the utility model is not
It is limited to this.
Specifically, as shown in Figure 3B, in the present embodiment, control module 190 can be used to execute step S210, step
S220, step S230 and step S240.Specifically, as shown in Figure 2 B, step S210,190 base of control module is first carried out
Practical color coordinate is calculated in the second photosignal PS2.Then, step S220 is executed, control module 190 judges the second optical telecommunications
Whether color coordinate number PS2 corresponding on chromaticity coordinates is a desired value.If it is not, S230 is thened follow the steps, control module 190
A current controling signal CS is generated, also, executes step S240, current controling signal CS is passed to excitation light source 110, to adjust
The luminous intensity of whole excitation beam 50.When control module 190 judges the second photosignal PS2 color seat corresponding on chromaticity coordinates
When reference symbol closes desired value, then stop executing illumination control method.
Illumination control method shown in foundation Fig. 3 B, lighting system 100 and projection arrangement 200 can simply adjust above-mentioned
Illuminating bundle 70 in lighting system 100 and projection arrangement 200, in this way, which the image strip 80 finally exported can be made
With good color representation.
Fig. 4 is the configuration diagram of another projection arrangement of an embodiment of the present invention.Referring to figure 4., this implementation
The lighting system 300 and projection arrangement 400 and the lighting system 100 of Figure 1A of example are similar with projection arrangement 200, and the difference of the two
As described below.As shown in Figure 4 in the present embodiment, light uniformization element 180 is located at the transmission path of an at least commutating optical beam 60
On, and between wavelength convert module 140 and filtration module 160.That is, in the present embodiment, light uniformization element
180 are passed to the excitation beam 50 and an at least commutating optical beam 60 of filtration module 160 for homogenizing.Filtration module 160 is again
An at least commutating optical beam 60 is set to be respectively formed first group of coloured light 70R, 70G and second group of coloured light 70B with excitation beam 50 respectively, and
Illuminating bundle 70 and image strip 80 after being formed whereby.
In the present embodiment, due to lighting system 300 and the lighting system 100 and projection of projection arrangement 400 and Figure 1A
Device 200 has similar structure, it is also possible to execute illumination control method shown in earlier figures 2B and Fig. 3 B, therefore illuminate system
System 300 has the advantages that also to repeat no more herein mentioned by lighting system 100 and projection arrangement 200 with projection arrangement 400.
In the foregoing embodiments, though lighting system 100,300 and projection arrangement 200,400 comprising penetration wavelength to turn
Changing the mold block 140 is to illustrate, but the utility model is without being limited thereto.In other embodiments, wavelength convert module can also be reflection
Formula wavelength convert module, anyone skilled in the art referring to after the utility model, when its optical path can be made it is appropriate more
It is dynamic, however in its scope that still should belong to the utility model.Section Example will be separately lifted below is used as explanation.
Fig. 5 A is the configuration diagram of another projection arrangement of an embodiment of the present invention.Fig. 5 B is the projection of Fig. 5 A
Configuration diagram when device generation wavelength commutating optical beam.A and Fig. 5 B referring to figure 5., the lighting system 500 and throwing of the present embodiment
Image device 600 and the lighting system 100 of Figure 1A are similar with projection arrangement 200, and the difference of the two is as described below.In the present embodiment
In, wavelength convert module 540 is similar with the wavelength convert module 140 of Figure 1B, and the difference of the two is that wavelength convert module 540 can
A reflecting layer (not being painted) is configured on first substrate 141 in the non-conversion area NT for being located at Figure 1B.That is, wavelength convert
Module 540 is reflective wavelength convert module, and the non-conversion area NT of wavelength convert module 540 is used for reflected excitation light beam 50.
For example, in the present embodiment, reflecting layer can be the metal film being plated on first substrate 141, and material can be silver or aluminium；
Or the reflecting layer containing white scattering particles, wherein the material of white scattering particles can be titanium dioxide (TiO2), two
Silica (SiO2), aluminium oxide (Al2O3), boron nitride (BN), zirconium dioxide (ZrO2), but the utility model is not limited to this.
Specifically, as shown in Figure 5A, in the present embodiment, swashing when the non-conversion area NT of wavelength convert module 540 enters
Shine beam 50 range of exposures when, excitation beam 50 be wavelength-converted module 540 reflection, and via the collection of lens group 130 after
It is led on the reflective areas RR of light combination unit 120, and is directed in filtration module 160.On the other hand, as shown in Figure 5 B,
In the present embodiment, after foring an at least commutating optical beam 60, the commutating optical beam 60 from wavelength convert module 540 then may be used
It is led on the reflective areas RR of light combination unit 120, and is directed in filtration module 160 after collection via lens group 130.
Filtration module 160 makes an at least commutating optical beam 60 and excitation beam 50 be respectively formed first group of coloured light 70R, 70G and the respectively again
Two groups of coloured light 70B, and the illuminating bundle 70 and image strip 80 after formation whereby.
In the present embodiment, due to lighting system 500 and the lighting system 100 and projection of projection arrangement 600 and Figure 1A
Device 200 has similar structure, it is also possible to execute illumination control method shown in earlier figures 2B and Fig. 3 B, therefore illuminate system
System 500 has the advantages that also to repeat no more herein mentioned by lighting system 100 and projection arrangement 200 with projection arrangement 600.
Fig. 6 A is the configuration diagram of another projection arrangement of an embodiment of the present invention.Fig. 6 B is the projection of Fig. 6 A
Configuration diagram when device generation wavelength commutating optical beam.Please refer to Fig. 6 A and Fig. 6 B, the lighting system 700 and throwing of the present embodiment
Image device 800 and Fig. 5 A and the lighting system 100 of Fig. 5 B are similar with projection arrangement 200, and the difference of the two is as described below.Such as figure
Shown in 6A and Fig. 6 B, in the present embodiment, light uniformization element 180 is located on at least transmission path of a commutating optical beam 60, and
Between wavelength convert module 540 and filtration module 160.That is, in the present embodiment, light uniformization element 180 is used
The excitation beam 50 and an at least commutating optical beam 60 of filtration module 160 are passed in homogenization.Filtration module 160 makes respectively again
At least a commutating optical beam 60 is respectively formed first group of coloured light 70R, 70G and second group of coloured light 70B, and shape whereby with excitation beam 50
At illuminating bundle 70 and image strip 80 later.
In the present embodiment, since the lighting system 100 and projection of lighting system 700 and projection arrangement 800 and Figure 1A fill
Setting 200 has similar structure, it is also possible to execute illumination control method shown in earlier figures 2B and Fig. 3 B, therefore lighting system
700 have the advantages that also to repeat no more herein mentioned by lighting system 100 and projection arrangement 200 with projection arrangement 800.
In conclusion the embodiments of the present invention at least have effects that following one of advantage or.It is practical new at this
In the embodiment of type, lighting system and projection arrangement are by the first photoelectricity for obtaining the light-wave band from wavelength convert module
Second photosignal of signal and the light-wave band from filtration module, and then generate synchronization signal.In this way, volume again can be not required to
Outer attaching fixed timing mark, and the tolerance that can be reduced assembling procedure, and group is avoided to load onto may result in the time in synchronously control
The risk of error.The illumination control method of embodiments herein can simply adjust said lighting system and projection arrangement
In illuminating bundle, and make the image strip finally exported have good color representation.
The above descriptions are merely preferred embodiments of the present invention, when cannot be limited with this utility model implementation
Range, i.e., it is all according to simple equivalence changes made by the utility model claims book and description and modification, all still
Belong to the range of the utility model patent covering.In addition any embodiment or claim of the utility model are not necessary to reach this reality
With novel disclosed whole purposes or advantage or feature.In addition, abstract and denomination of invention are intended merely to auxiliary patent document inspection
Rope is used, and not is used to limit the interest field of the utility model.In addition, referred in this specification or claims " the
One ", the terms such as " second " are only to name the title of element (element) or distinguish different embodiments or range, and not use
Come the quantitative upper limit of restriction element or lower limit.
Description of symbols
50: excitation beam
60: commutating optical beam
70: illuminating bundle
70R, 70G: first group of coloured light
70B: the second group of coloured light
80: image strip
90: projected light beam
100,300,500,700: lighting system
110: excitation light source
120: light combination unit
130: lens group
140,540: wavelength convert module
141: first substrate
142: first driving device
143: wavelength conversion layer
150: the first sensors
160: filtration module
161: the second substrate
162: the second driving devices
163: filter layer
165: diffusion layer
170: the second sensors
171: coloration sensor
180: light uniformization element
190: control module
200,400,600,800: projection arrangement
210: light valve
220: projection lens
B, BL, G, R, Y: wave band
BT: laser penetration area
CS: current controling signal
DR: spread area
FR, FR1, FR2: filter area
LT: light transmission module
NT: non-conversion area
PS1: the first photosignal
PS2: the second photosignal
RR: reflective areas
SS: synchronization signal
TR: wavelength-converting region
S110A, S110B, S120, S130, S140, S150, S210: step
S220, S230, S240: step
Claims (17)
1. a kind of lighting system, which is characterized in that for providing illuminating bundle, and the lighting system includes excitation light source, wave
Long conversion module, the first sensor, filtration module, the second sensor,
The excitation light source is for issuing excitation beam；
The wavelength convert module is located on the transmission path of the excitation beam, has an at least wavelength-converting region, and being used for will
The excitation beam is converted to an at least commutating optical beam；
First sensor is located at by the transmission path of the excitation beam, and towards the transmission path of the excitation beam,
For receiving the part excitation beam and part an at least commutating optical beam for the wavelength convert module scattering, to produce
Raw first photosignal；
The filtration module is located on the excitation beam and at least transmission path of a commutating optical beam, at least one filter
Light area and spread area, an at least filter area is used to an at least commutating optical beam being converted to first group of coloured light, described
Spread area is for making the excitation beam form second group of coloured light；
Second sensor is located at by the transmission path of first group of coloured light and second group of coloured light, and towards described the
The transmission path of one group of coloured light and second group of coloured light, for receiving part first group of color of the filtration module scattering
Light and part second group of coloured light, to generate the second photosignal；And
The lighting system further includes being electrically connected first sensor and second sensor for receiving described the
One photosignal is with second photosignal and based on the variation of the relative intensity of first photosignal and second light
The relative intensity of electric signal changes and generates the control module of synchronization signal, and the synchronization signal is passed to the wavelength convert
Module and the filtration module, it is synchronous with the filtration module to control the wavelength convert module, and make the filtration module
First group of coloured light and second group of coloured light sequentially form the illuminating bundle.
2. lighting system as described in claim 1, which is characterized in that the control module is based on first photosignal
Relative intensity variation judges whether an at least wavelength-converting region enters in the range of exposures of the excitation beam, and is based on institute
The relative intensity variation for stating the second photosignal judges whether an at least filter area enters an at least commutating optical beam
In range of exposures.
3. lighting system as described in claim 1, which is characterized in that the control module is electrically connected the excitation light source,
And second sensor includes coloration sensor, the control module judges second photosignal institute on chromaticity coordinates
Whether corresponding color coordinate is a desired value, if it is not, then the control module generates current controling signal, the current control letter
Number it is passed to the excitation light source, to adjust the luminous intensity of the excitation beam.
4. lighting system as described in claim 1, which is characterized in that the wavelength convert module also has non-conversion area, and
The wavelength convert module further includes first substrate, at least a wavelength conversion layer and first driving device,
An at least wavelength conversion layer is configured on the first substrate, and is corresponded to an at least wavelength-converting region and set
It sets；
The first driving device is to drive the first substrate to rotate, when first substrate rotation, described at least one
Transition zone and the non-conversion area enter in different time in the range of exposures of the excitation beam.
5. lighting system as claimed in claim 4, which is characterized in that the filtration module includes, the second substrate, at least one filter
Photosphere, diffusion layer and the second driving device,
An at least filter layer is configured in the second substrate, and is corresponded to an at least filter area and be arranged；
The diffusion layer is configured in the second substrate, and is corresponded to the spread area and be arranged；
Second driving device is to drive the second substrate to rotate, wherein when the second substrate rotation, it is described extremely
A few filter area enters in different time in at least range of exposures of a commutating optical beam, and the spread area is in different time
In the middle range of exposures into the excitation beam.
6. lighting system as claimed in claim 5, which is characterized in that the control module is electrically connected the first driving dress
Set with second driving device, and the first driving device based on the control module the synchronization signal control described in
The swing circle of first substrate, second driving device control described second based on the synchronization signal of the control module
The swing circle of substrate.
7. lighting system as claimed in claim 5, which is characterized in that the first driving device and second driving device
Be based respectively on the control module the synchronization signal control when wavelength convert module an at least wavelength-converting region into
When entering the range of exposures of the excitation beam, an at least filter area enters the range of exposures of an at least commutating optical beam
It is interior.
8. lighting system as described in claim 1, which is characterized in that further include:
Light combination unit between the excitation light source and the wavelength convert module, and is located at an at least commutating optical beam
On the transmission path of the excitation beam.
9. lighting system as described in claim 1, which is characterized in that further include:
Light uniformization element, on at least transmission path of a commutating optical beam, to homogenize an at least conversion light
Beam.
10. lighting system as described in claim 1, which is characterized in that further include:
Light uniformization element, on the transmission path of first group of coloured light and second group of coloured light, described in homogenization
First group of coloured light and second group of coloured light.
11. a kind of projection arrangement, which is characterized in that including lighting system, light valve and projection lens,
The lighting system is used to provide illuminating bundle, and including excitation light source, wavelength convert module, the first sensor, optical filtering
Module, the second sensor,
The excitation light source is for issuing excitation beam；
The wavelength convert module is located on the transmission path of the excitation beam, has an at least wavelength-converting region, and being used for will
The excitation beam is converted to an at least commutating optical beam；
First sensor is located at by the transmission path of the excitation beam, and towards the transmission path of the excitation beam,
For receiving the part excitation beam and part an at least commutating optical beam for the wavelength convert module scattering, to produce
Raw first photosignal；
The filtration module is located on the excitation beam and at least transmission path of a commutating optical beam, at least one filter
Light area and spread area, an at least filter area is used to an at least commutating optical beam being converted to first group of coloured light, described
Spread area is for making the excitation beam form second group of coloured light；
Second sensor is located at by the transmission path of first group of coloured light and second group of coloured light, and towards described the
The transmission path of one group of coloured light and second group of coloured light, for receiving part first group of color of the filtration module scattering
Light and part second group of coloured light, to generate the second photosignal；And
The lighting system further includes being electrically connected first sensor and second sensor for receiving described the
One photosignal is with second photosignal and based on the variation of the relative intensity of first photosignal and second light
The relative intensity of electric signal changes and generates the control module of synchronization signal, and the synchronization signal is passed to the wavelength convert
Module and the filtration module, it is synchronous with the filtration module to control the wavelength convert module, and make the filtration module
First group of coloured light and second group of coloured light sequentially form the illuminating bundle；
The light valve is located on the transmission path of the illuminating bundle, and for the illuminating bundle to be converted into image strip；
And
The projection lens is located on the transmission path of the image strip, and for the image strip to be converted into projected light
Beam.
12. projection arrangement as claimed in claim 11, which is characterized in that the control module is based on first photosignal
Relative intensity variation judge whether an at least wavelength-converting region enters in the range of exposures of the excitation beam, and be based on
The relative intensity variation of second photosignal judges whether an at least filter area enters an at least commutating optical beam
Range of exposures in.
13. projection arrangement as claimed in claim 11, which is characterized in that the control module is electrically connected the exciting light
Source, and second sensor includes coloration sensor, the control module judges second photosignal in chromaticity coordinates
Whether upper corresponding color coordinate is a desired value, if it is not, then the control module generates current controling signal, the electric current control
Signal processed is passed to the excitation light source, to adjust the luminous intensity of the excitation beam.
14. projection arrangement as claimed in claim 11, which is characterized in that the first driving device of the wavelength convert module with
Second driving device of the filtration module is based respectively on the synchronization signal control of the control module when wavelength convert mould
When an at least wavelength-converting region for block enters the range of exposures of the excitation beam, described in at least filter area entrance
At least in the range of exposures of a commutating optical beam.
15. projection arrangement as claimed in claim 11, which is characterized in that the control module is electrically connected the light valve, and
Illuminating bundle described in the synchronization signal modulation of the light valve based on the control module, to form the image strip.
16. projection arrangement as claimed in claim 11, which is characterized in that further include:
Light uniformization element, on at least transmission path of a commutating optical beam, to homogenize an at least conversion light
Beam.
17. projection arrangement as claimed in claim 11, which is characterized in that further include:
Light uniformization element, on the transmission path of first group of coloured light and second group of coloured light, described in homogenization
First group of coloured light and second group of coloured light, and the light uniformization element is between the filtration module and the light valve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732236.8U CN208188569U (en) | 2018-05-17 | 2018-05-17 | Lighting system and projection arrangement |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820732236.8U CN208188569U (en) | 2018-05-17 | 2018-05-17 | Lighting system and projection arrangement |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208188569U true CN208188569U (en) | 2018-12-04 |
Family
ID=64430660
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820732236.8U Active CN208188569U (en) | 2018-05-17 | 2018-05-17 | Lighting system and projection arrangement |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208188569U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501867A (en) * | 2018-05-17 | 2019-11-26 | 中强光电股份有限公司 | Lighting system, projection arrangement and illumination control method |
| WO2020140780A1 (en) * | 2019-01-03 | 2020-07-09 | 深圳光峰科技股份有限公司 | Light source system and projection device |
| US11422447B2 (en) | 2019-11-01 | 2022-08-23 | Coretronic Corporation | Illumination system, projection device and color wheel calibrating method |
-
2018
- 2018-05-17 CN CN201820732236.8U patent/CN208188569U/en active Active
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110501867A (en) * | 2018-05-17 | 2019-11-26 | 中强光电股份有限公司 | Lighting system, projection arrangement and illumination control method |
| US10824062B2 (en) * | 2018-05-17 | 2020-11-03 | Coretronic Corporation | Illumination system having two sensors, projection device comprising such an illumination system and illumination control method thereof |
| WO2020140780A1 (en) * | 2019-01-03 | 2020-07-09 | 深圳光峰科技股份有限公司 | Light source system and projection device |
| US11822221B2 (en) | 2019-01-03 | 2023-11-21 | Appotronics Corporation Limited | Light source system and projection apparatus |
| US11422447B2 (en) | 2019-11-01 | 2022-08-23 | Coretronic Corporation | Illumination system, projection device and color wheel calibrating method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| EP3561594B1 (en) | Illumination system, projection device and operating method thereof | |
| CN104238248B (en) | Light source module and projection arrangement | |
| CN208188567U (en) | Lighting system and projection arrangement | |
| TWI439728B (en) | Light source device, projector and projection method | |
| CN110501867A (en) | Lighting system, projection arrangement and illumination control method | |
| CN208188569U (en) | Lighting system and projection arrangement | |
| CN102636946B (en) | Light source module and projection arrangement | |
| JP5412996B2 (en) | Light source device, projection device, and projection method | |
| CN107329356A (en) | Illuminator and projection arrangement | |
| CN109557750A (en) | Lighting system and the projection arrangement for using lighting system | |
| JP5440548B2 (en) | Projection apparatus, projection method, and program | |
| CN110161791A (en) | Lighting system and projection arrangement | |
| CN209265161U (en) | Lighting system and projection arrangement | |
| CN208255611U (en) | Projector and its lighting system | |
| CN1683950A (en) | Scanning display system | |
| CN106814528B (en) | Projection arrangement and its lighting system | |
| CN208283710U (en) | Lighting system and projection arrangement | |
| TW201932969A (en) | Illumination system and projection apparatus | |
| CN109976075A (en) | Wavelength converter | |
| CN101929637A (en) | Illumination system and illumination control method | |
| CN111381423A (en) | Illumination system, wavelength conversion module, projection apparatus, and illumination control method | |
| CN209103006U (en) | Wavelength convert module and projection arrangement | |
| CN208588892U (en) | Lighting system and projection arrangement | |
| CN209265073U (en) | Wavelength convert module and projection arrangement | |
| CN208780975U (en) | Projector and lighting system |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |