CN106873297A - Laser source system for laser display and the projector equipment using the system - Google Patents

Laser source system for laser display and the projector equipment using the system Download PDF

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Publication number
CN106873297A
CN106873297A CN201710233063.5A CN201710233063A CN106873297A CN 106873297 A CN106873297 A CN 106873297A CN 201710233063 A CN201710233063 A CN 201710233063A CN 106873297 A CN106873297 A CN 106873297A
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CN
China
Prior art keywords
laser
light
source system
beam
engaged
Prior art date
Application number
CN201710233063.5A
Other languages
Chinese (zh)
Inventor
王明川
王玉鲁
聂思永
Original Assignee
中视迪威激光显示技术有限公司
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Priority to CN201710233063.5A priority Critical patent/CN106873297A/en
Publication of CN106873297A publication Critical patent/CN106873297A/en

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Classifications

    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/2006Lamp housings characterised by the light source
    • G03B21/2033LED or laser light sources
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/2066Reflectors in illumination beam
    • GPHYSICS
    • G03PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03BAPPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
    • G03B21/00Projectors or projection-type viewers; Accessories therefor
    • G03B21/14Details
    • G03B21/20Lamp housings
    • G03B21/208Homogenising, shaping of the illumination light

Abstract

The invention discloses a kind of laser source system for laser display, including:It is arranged on the predeterminated position inside projector equipment, is engaged with the laser emission element with the laser emission element for producing corresponding shunt excitation light beam, by the light conduction cell of each shunt excitation light beam conduction output of outgoing to precalculated position;It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell;Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.The present invention provides a kind of laser source system, and it realizes that laser non-fiber spatially is transmitted by carrying out rational space layout to light-source system by simple structure design, and area occupied is smaller, can implementation result it is good, space availability ratio is high, beneficial to the integrated design of equipment.

Description

Laser source system for laser display and the projector equipment using the system

Technical field

The present invention relates to a kind of laser light source module used in the case of laser display.More specifically, the present invention is related to And it is used for the laser source system and the projector equipment using the system of laser display in the case of a kind of laser display being used in.

Background technology

In recent years, continuing to develop and progressive with LASER Light Source technology, laser display is as new Display Technique by not It is disconnected to introduce to the market, and turn into the leader of high-end display with advantages such as its high brightness, wide colour gamut and the long-lives that have.And swashing In light display product, particularly in the projection products of high brightness, because of the location problem of light-source system so that universal on the market at present Use the mode that light source rack and projector are separate, the laser of light source output by Optical Fiber Transmission to projector, not only body Product is huge and easily damaged in use as the optical fiber of critical component, greatly reduces the steady of laser display product It is qualitative.

The content of the invention

It is an object of the invention to solve at least the above and/or defect, and provide at least will be described later excellent Point.

It is a still further object of the present invention to provide a kind of laser source system for laser display, it is by light source system System carries out rational space layout, and then realizes that laser non-fiber spatially is transmitted by simple structure design, and accounts for It is smaller with area, can implementation result it is good, space availability ratio is high, beneficial to the integrated design of equipment.

It is a still further object of the present invention to provide a kind of projector equipment of the application laser source system, existing skill is solved LASER Light Source is designed with projecting apparatus split in art, and the two needs the technical problem being transmitted with optical fiber, beneficial to the integrated of product Change management, the optimization of structure design.

In order to realize these purposes of the invention and further advantage, there is provided a kind of laser source system, including:

It is arranged on the predeterminated position inside projector equipment, to produce the laser emission element of corresponding shunt excitation light beam;

It is engaged with the laser emission element, each shunt excitation light beam conduction output of outgoing to the light in precalculated position is passed Lead unit;

It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell;

Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.

Preferably, wherein, the laser emission element include three be used for produce the color shunt excitation light beam of red, green, blue three Laser array, the light area of the color laser of red, green, blue three is produced spatially to be constituted respectively;

Wherein, each laser array is arranged on perpendicular to the side of main laser beam outbound course.

Preferably, wherein, the position distribution in the smooth area be configured as on the outbound course of main laser beam in it is blue, Green, red distribution mode.

Preferably, wherein, the light conduction cell includes being engaged with each laser array respectively, to realize outgoing Shunt excitation beam collimation and collimating array, the reflective array conducted.

Preferably, wherein, the collimating array is configured as what is be engaged with each laser in each laser array Collimation lens.

Preferably, wherein, the reflective array is configured as what is be engaged with each collimation lens in each collimating array Speculum;

Wherein, the speculum in Ge Guang areas is in the one side relative with its reflectance coating, be both configured to transmissive its The photochromic transmission film in Qian Guang areas.

Preferably, wherein, each speculum in Ge Guang areas with the parallel space of main laser beam on be configured as in straggly Distribution, the speculum in adjacent smooth area with the parallel space of main laser beam on, be configured as interval predeterminable range with it in preceding light The output laser in area is engaged, to complete the transmission that each light distinguishes laser beam.

The purpose of the present invention can also be realized by a kind of projector equipment of laser source system, including:It is arranged on shell The laser source system of internal portion predeterminated position;

Be engaged with the laser light source module with realize light treatment and the optical device module that shows of projected picture and DLP components;

The driving panel being engaged with laser source system, optical device module and DLP components, laser source system includes It is arranged on the predeterminated position inside projector equipment, to produce the laser emission element of corresponding shunt excitation light beam;

It is engaged with the laser emission element, each shunt excitation light beam conduction output of outgoing to the light in precalculated position is passed Lead unit;

It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell;

Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.

The present invention at least includes following beneficial effect:First, the present invention is by carrying out rational space cloth to light-source system Office, and then realize that laser non-fiber spatially is transmitted by simple structure design, and area occupied, small volume, can Implementation result is good, and space availability ratio is high, beneficial to the integrated design of equipment.

Second, the present invention may be contained within perpendicular to main laser beam by by the laser in light-source system and collimating components Side so that the volume of LASER Light Source is further controllable, it is good with adaptability the need for being suitable for physical device production, surely Qualitative strong effect.

Third, the present invention is by the structure design to speculum in light conduction cell, make the compacter conjunction of its spatial arrangement Reason, while having saved cost.

Fourth, the present invention solves LASER Light Source in the prior art by the projector equipment of the application laser source system With projecting apparatus split design, the two needs the technical problem being transmitted with optical fiber, beneficial to the integration Management and knot of product The optimization of structure design.

Further advantage of the invention, target and feature embody part by following explanation, and part will also be by this The research and practice of invention and be understood by the person skilled in the art.

Brief description of the drawings

Fig. 1 is the structural representation of laser source system in one embodiment of the present of invention;

Fig. 2 is the composition frame chart of projector equipment in an alternative embodiment of the invention.

Specific embodiment

The present invention is described in further detail below in conjunction with the accompanying drawings, to make those skilled in the art with reference to specification text Word can be implemented according to this.

It should be appreciated that it is used herein such as " have ", "comprising" and " including " term do not allot one or many The presence or addition of individual other elements or its combination.

Fig. 1 shows a kind of way of realization of laser source system of the invention, including:

It is arranged on the predeterminated position inside projector equipment, to produce the laser emission element 1 of corresponding shunt excitation light beam, its use In the color laser of red, green, blue three for producing laser display;

It is engaged with the laser emission element, each shunt excitation light beam conduction output of outgoing to the light in precalculated position is passed Unit 2 is led, it is used for each shunt excitation beam Propagation to light focusing unit so that without light-integrating subassembly in its transmission path, be conducive to It is cost-effective;

It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell 3, the laser light source module is made up of in combination a number of lens, for by red light district, green Region and blue light The three color laser that area sends bring together, and light focusing unit can be made up of the lens no less than 1 as needed, example in Fig. 1 Be two lens, but patent claims are not limited to two situations of lens;

Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.Using this scheme The laser light source module is designed using spatial light, and shunt excitation light beam is both configured on the outbound course of main laser beam, Space is saved, while not using optical fiber as Laser Transmission medium because of it, can have been facilitated light source module is integrated with projector To together, with small volume and stability advantage high;With can implementation result it is good, workable, adaptability is good, integration Benefit high.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.Implementing the present invention When, appropriate replacement and/or modification can be carried out according to user's demand.

As shown in figure 1, in another example, the laser emission element includes that three are used to produce the color of red, green, blue three The laser array 10,11,12 of shunt excitation light beam, laser is arranged in an array manner, but laser light source module transverse cross section laser The quantity of device is not limited to shown situation in Fig. 1, produces the light of the color laser of red, green, blue three respectively spatially to be constituted Area 40,41,42;

Wherein, each laser array is arranged on perpendicular to the side of main laser beam outbound course.Using this scheme Laser emission part 10,11,12 is respectively used to produce the color laser of red, green, blue three;Swashing in red light district, green Region and blue light region Light emitting members 10,11,12, collimating components 20,21,22 are arranged in the same side, and with space layout rationally, compact conformation can Implementation result is good, adaptable benefit.Also, this mode is a kind of explanation of preferred embodiments, but is not limited to In this.When the present invention is implemented, appropriate replacement and/or modification can be carried out according to user's demand.

As shown in figure 1, in another example, the position distribution in the smooth area is configured as in the output side of main laser beam It is in upwards blue, green, red distribution mode.Using this scheme by the spatial distribution to light area, swashed with adapting to different spaces Optical transport need, laser propagation effect more preferably, COLOR COMPOSITION THROUGH DISTRIBUTION is good, with can implementation result it is good, it is workable, good stability it is favourable Part.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.When the present invention is implemented, can be with root Appropriate replacement and/or modification is carried out according to user's demand.

As shown in figure 1, in another example, the light conduction cell includes being engaged with each laser array respectively, With collimating array 20,21,22, the reflective array 23,24,25 of realizing the shunt excitation beam collimation of outgoing and conduct.Using this side Case is used to be collimated the laser that laser emission part 10,11,12 is produced, and exports approximate directional light;Collimating components 20, 21st, 22 respectively reflection part 23,24,25 be respectively used to enter the color laser reflection of red, green, blue three in light focusing unit, and need not Light-integrating subassembly, it is cost-effective, with can implementation result it is good, workable, adaptability is good, the controllable benefit of cost.And And, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.When the present invention is implemented, can be according to using Person's demand carries out appropriate replacement and/or modification.

In another example, the collimating array is configured as what is be engaged with each laser in each laser array Collimation lens.It is used to be collimated the laser that laser emission part 10,11,12 is produced using the collimation lens of this scheme, The approximate directional light of output, collimator lens array 20 that collimating components 20,21,22 include being engaged with red laser respectively, The collimator lens array 21 being engaged with green laser, and the collimator lens array 22 being engaged with blue laser, often Individual collimation lens be used for collimate the laser beam that corresponding laser sends, with can implementation result it is good, simple structure is operable The strong benefit of property.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.Implementing this hair When bright, appropriate replacement and/or modification can be carried out according to user's demand.

In another example, the reflective array is configured as what is be engaged with each collimation lens in each collimating array Speculum 23,24,25, it is used to enter the color laser reflection of red, green, blue three in light focusing unit, 23,24,25 points of reflection part Reflection to red light microscope group 23, green reflection microscope group 24 and the blu-ray reflection microscope group 25 that Bao Kuo be engaged with each collimating array, it is each Piece speculum correspondence one group of laser and collimation lens, shown in Fig. 1 is the cross section of speculum;

Wherein, the speculum in Ge Guang areas is in the one side relative with its reflectance coating, be both configured to transmissive its The photochromic transmission film in Qian Guang areas, specifically, reflection to red light microscope group 23 will also can transmit green glow and indigo plant except that can reflect feux rouges Light, and green reflection microscope group 24 will can transmit blue light except that can reflect green glow, also, it is cost-effective thus without optics. Using this scheme have can implementation result it is good, rationally, cost is controllable for the space layout of optical transport, it is workable it is favourable it Place.Also, this mode is a kind of explanation of preferred embodiments, but is not limited thereto.When the present invention is implemented, can basis User's demand carries out appropriate replacement and/or modification.

In another example, each speculum in Ge Guang areas with the parallel space of main laser beam on be configured as in straggly Distribution, the speculum in adjacent smooth area with the parallel space of main laser beam on, be configured as interval predeterminable range with it in preceding light The output laser in area is engaged, to complete the transmission that each light distinguishes laser beam.Using this scheme have can implementation result it is good, light Rationally, cost is controllable, workable benefit for the space layout of transmission.Also, this mode is a kind of preferable reality The explanation of example, but be not limited thereto.When the present invention is implemented, can according to user's demand carry out appropriate replacement and/or Modification.

As shown in Fig. 2 the purpose of the present invention can also be realized by a kind of projector equipment of laser source system, bag Include:The laser source system 6 of the internal preset position of housing 5 is arranged on, it produces corresponding light beam for projecting;

Be engaged with the laser light source module with realize light treatment and the optical device module 7 that shows of projected picture and DLP components 8, optical device module is used to that light to be processed to facilitate projection, is responsible for focusing work, DLP components or LCD faces Plate is used for display picture and light is projected frame out by way of through (LCD) or reflection (DLP);

The driving panel 9 being engaged with laser source system, optical device module and DLP components, it is used to command other Part performance work, can also be including TIP and power supply etc., and laser source system includes being arranged on inside projector equipment On predeterminated position, to produce the laser emission element of corresponding shunt excitation light beam;

It is engaged with the laser emission element, each shunt excitation light beam conduction output of outgoing to the light in precalculated position is passed Lead unit;

It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell;

Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.Using this scheme Using the projector equipment of the laser source system, solve LASER Light Source in the prior art and designed with projecting apparatus split, the two is needed The technical problem being transmitted with optical fiber, beneficial to the optimization of the integration Management and structure design of product, with can implement Effect is good, workable, and adaptability is good, and cost is controllable, beneficial to the benefit of integration Management.Also, this mode is only It is a kind of explanation of preferred embodiments, but is not limited thereto.When the present invention is implemented, can be carried out suitably according to user's demand Replacement and/or modification.

Embodiment one

In the present embodiment, laser light source module includes red light district, green Region, blue light region and light focusing unit, and each area is again Include laser emission part 10,11,12, collimating components 20,21,22 and reflection part 23,24,25 respectively, and light focusing unit by Lens 30 and 31 are constituted, as shown in Figure 2.In Fig. 2 it is shown be laser light source module side view, therefrom can only see feux rouges The laser emission part of area, green Region and blue light region, collimating components and reflection part are arranged in the same side, and the laser of reality Arranged in an array manner with collimation lens, more than a line.In the present embodiment, the correspondence red, green, blue tri-color laser per a line Quantity be respectively 10,6 and 3, the laser that laser sends first passes around corresponding collimation lens, its light beam for sending Less parallel light is collimated into, is incided on speculum below, light beam 90-degree bent is then incident on optically focused list by speculum In unit.In the present embodiment, light focusing unit is made up of two lens, the purpose is to by incident quasi-parallel smooth beam convergence together, And aberration and aberration are eliminated to a certain extent.

In the present embodiment, red, green, blue tri-color laser is arranged in order, and the green glow after collimation is reflected by green reflection mirror Afterwards will also be by red mirror, and the blue light after collimating will sequentially pass through green reflection mirror and indigo plant after being reflected by blu-ray reflection mirror Light reflection mirror.Therefore, red mirror is coated with reflection feux rouges and through green glow and the film layer of blue light, and green reflection mirror is coated with instead Penetrate green glow and the film layer through blue light.

Number of devices described herein and treatment scale are for simplifying explanation of the invention.To laser light of the invention Origin system and be to one skilled in the art apparent using application, modifications and variations of the projector equipment of the system 's.

Although embodiment of the present invention is disclosed as above, it is not restricted to listed in specification and implementation method With.It can be applied to various suitable the field of the invention completely.For those skilled in the art, can be easily Realize other modification.Therefore under the universal limited without departing substantially from claim and equivalency range, the present invention is not limited In specific details and shown here as the legend with description.

Claims (8)

1. a kind of laser source system for laser display, it is characterised in that including:
It is arranged on the predeterminated position inside projector equipment, to produce the laser emission element of corresponding shunt excitation light beam;
It is engaged with the laser emission element, each shunt excitation light beam conduction output of outgoing to the light in precalculated position is conducted single Unit;
It is engaged that each shunt excitation light beam convergence is constituted the light focusing unit of main laser beam output with the light conduction cell;
Wherein, each shunt excitation light beam is both configured to the outbound course perpendicular to main laser beam.
2. laser source system as claimed in claim 1, it is characterised in that the laser emission element includes that three are used to produce The laser array of the raw color shunt excitation light beam of red, green, blue three, the light of the color laser of red, green, blue three is produced spatially to be constituted respectively Area;
Wherein, each laser array is arranged on perpendicular to the side of main laser beam outbound course.
3. laser source system as claimed in claim 2, it is characterised in that the position distribution in the smooth area is configured as in master It is in blue, green, red distribution mode on the outbound course of laser beam.
4. laser source system as claimed in claim 2, it is characterised in that the light conduction cell include respectively with each laser Device array is engaged, with collimating array, the reflective array of realizing the shunt excitation beam collimation of outgoing and conduct.
5. laser source system as claimed in claim 4, it is characterised in that the collimating array is configured as and each laser The collimation lens that each laser in array is engaged.
6. laser source system as claimed in claim 4, it is characterised in that the reflective array is configured as and each collimation battle array The speculum that each collimation lens in row is engaged;
Wherein, the speculum in Ge Guang areas is in the one side relative with its reflectance coating, be both configured to transmissive its in preceding light The photochromic transmission film in area.
7. laser source system as claimed in claim 4, it is characterised in that each speculum in Ge Guang areas with main laser beam Be configured as on parallel space in distribution straggly, the speculum in adjacent smooth area with the parallel space of main laser beam on, be configured For interval predeterminable range is engaged with its output laser in Qian Guangqu, to complete the transmission that each light distinguishes laser beam.
8. it is a kind of apply as described in claim any one of 1-7 laser source system projector equipment, it is characterised in that including: It is arranged on the laser source system of enclosure interior predeterminated position;
It is engaged to realize light treatment and the optical device module that shows of projected picture and DLP groups with the laser light source module Part;
The driving panel being engaged with laser source system, optical device module and DLP components.
CN201710233063.5A 2017-04-11 2017-04-11 Laser source system for laser display and the projector equipment using the system CN106873297A (en)

Priority Applications (1)

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CN201710233063.5A CN106873297A (en) 2017-04-11 2017-04-11 Laser source system for laser display and the projector equipment using the system

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Application Number Priority Date Filing Date Title
CN201710233063.5A CN106873297A (en) 2017-04-11 2017-04-11 Laser source system for laser display and the projector equipment using the system

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102722071A (en) * 2011-03-30 2012-10-10 青岛海信电器股份有限公司 Laser projection light source module and projector
CN203217229U (en) * 2013-03-01 2013-09-25 深圳市绎立锐光科技开发有限公司 Light-emitting device and projection system
CN103424972A (en) * 2012-05-15 2013-12-04 三菱电机株式会社 Projection type display
CN104937488A (en) * 2012-09-26 2015-09-23 普罗杰克逊迪赛恩联合股份有限公司 Illumination devices using array of reflectors
CN204759007U (en) * 2015-06-26 2015-11-11 西安域视光电科技有限公司 A semiconductor laser light source module for laser display
CN206991010U (en) * 2017-04-11 2018-02-09 中视迪威激光显示技术有限公司 Projector equipment for the laser source system and application of the laser display system

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102722071A (en) * 2011-03-30 2012-10-10 青岛海信电器股份有限公司 Laser projection light source module and projector
CN103424972A (en) * 2012-05-15 2013-12-04 三菱电机株式会社 Projection type display
CN104937488A (en) * 2012-09-26 2015-09-23 普罗杰克逊迪赛恩联合股份有限公司 Illumination devices using array of reflectors
CN203217229U (en) * 2013-03-01 2013-09-25 深圳市绎立锐光科技开发有限公司 Light-emitting device and projection system
CN204759007U (en) * 2015-06-26 2015-11-11 西安域视光电科技有限公司 A semiconductor laser light source module for laser display
CN206991010U (en) * 2017-04-11 2018-02-09 中视迪威激光显示技术有限公司 Projector equipment for the laser source system and application of the laser display system

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