CN109068078A - A kind of intelligence projection TV - Google Patents
A kind of intelligence projection TV Download PDFInfo
- Publication number
- CN109068078A CN109068078A CN201811061887.XA CN201811061887A CN109068078A CN 109068078 A CN109068078 A CN 109068078A CN 201811061887 A CN201811061887 A CN 201811061887A CN 109068078 A CN109068078 A CN 109068078A
- Authority
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- China
- Prior art keywords
- fixed
- camera lens
- projection
- support device
- mould group
- 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
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- 238000003780 insertion Methods 0.000 claims description 2
- 230000037431 insertion Effects 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 238000001914 filtration Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 2
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000005266 casting Methods 0.000 description 1
- 230000004313 glare Effects 0.000 description 1
- 229910021389 graphene Inorganic materials 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
Classifications
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N5/00—Details of television systems
- H04N5/64—Constructional details of receivers, e.g. cabinets or dust covers
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/145—Housing details, e.g. position adjustments thereof
-
- G—PHYSICS
- G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
- G03B—APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS OR FOR PROJECTING OR VIEWING THEM; APPARATUS OR ARRANGEMENTS EMPLOYING ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ACCESSORIES THEREFOR
- G03B21/00—Projectors or projection-type viewers; Accessories therefor
- G03B21/14—Details
- G03B21/16—Cooling; Preventing overheating
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N9/00—Details of colour television systems
- H04N9/12—Picture reproducers
- H04N9/31—Projection devices for colour picture display, e.g. using electronic spatial light modulators [ESLM]
- H04N9/3141—Constructional details thereof
- H04N9/3144—Cooling systems
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Transforming Electric Information Into Light Information (AREA)
Abstract
The present invention relates to projection arts, disclose a kind of intelligent projection TV, intelligent projection TV includes: shell, the opening for being provided with accommodating space and being connected to the accommodating space；Camera lens is arranged at the opening；Reflector plate is set in the accommodating space；LCD mould group, it is set to the accommodating space, the LCD mould group projects projected picture to the reflector plate, the projected picture is incident to the camera lens after reflector plate reflection, and it is cast out from the camera lens, wherein, the reflector plate and the camera lens are located at side, and the LCD mould group is located at the other side.By the above-mentioned means, the embodiment of the present invention can radiate to intelligent projection TV, and it is able to maintain the mute of intelligent projection TV.
Description
Technical field
The present invention relates to projection arts, more particularly to a kind of intelligent projection TV.
Background technique
Intelligent projection TV is a kind of optical instrument that picture is amplified and will be projected on shadow screen using optical element.Its
It is widely used in speech, business office, education etc. technical field.
The present inventor has found in the implementation of the present invention: currently, intelligent projection TV include LCD mould group and
Camera lens, LCD mould group project projected picture to camera lens, and projected picture after camera lens by casting out, and LCD mould group is working
When, a large amount of heat can be generated, in order to radiate to LCD mould group, it will usually fan is set in intelligent projection TV, and
Thermovent is opened up, but fan can generate noise at work.
Summary of the invention
The embodiment of the present invention had both been realized to intelligent projection mainly solving the technical problems that provide a kind of intelligent projection TV
TV radiates, and is conducive to keep the mute of intelligent projection TV.
In order to solve the above technical problems, a technical solution used in the embodiment of the present invention is: providing a kind of intelligence projection
TV, comprising: shell, the opening for being provided with accommodating space and being connected to the accommodating space；Camera lens is set to the opening
Place；Reflector plate is set in the accommodating space；LCD mould group, is set to the accommodating space, and the LCD mould group is to described anti-
Piece projection projected picture is penetrated, the projected picture is incident to the camera lens after reflector plate reflection, and from described
Camera lens is cast out, wherein the reflector plate and the camera lens are located at side, and the LCD mould group is located at the other side.
Wherein, the intelligent projection TV further includes filter and fixed frame；It is empty that the fixed frame is fixed on the receiving
In, the filter is set on fixed frame, and the filter is between the LCD mould group and reflector plate.
Wherein, the fixed frame includes the first clamp arm and the second clamp arm；First clamp arm and the second clamp arm are oppositely arranged,
And first clamp arm is provided with first step, and second clamp arm is provided with second step, the two sides point of the filter
It is not placed on the first step and second step.
Wherein, the intelligent projection TV further includes connection sheet；It is fixed that the both ends of the connection sheet are respectively arranged with first
Mouth and the second fixing port；Second clamp arm is provided with the first fixed column, and the camera lens is provided with the second fixed column, and described first
Fixed column is inserted into first fixing port, and second fixed column is inserted into second fixing port.
Wherein, the side wall of first fixing port is provided with the first card interface, and the side wall of second fixing port is provided with
Second card interface；The projected side wall of first fixed column has the first clamping portion, and first clamping portion is caught in first card
In interface, the projected side wall of second fixed column has the second clamping portion, and second clamping portion is caught in second card interface.
Wherein, the intelligent projection TV further includes the first elastic component and the second elastic component；The one of first elastic component
The bottom of first fixing port is fixed at end, and the other end is connected to first fixed column, second elastic component
Second fixing port is fixed in one end, and the other end is connected to second fixed column.
Wherein, the intelligent projection TV further includes inner cover plate；The inner cover plate is located in the accommodating space, and institute
Inner cover plate is stated to be covered on the LCD mould group and reflector plate.
Wherein, the intelligent projection TV also sets up the first support device and the second support device；The first support dress
The bottom that the accommodating space is set to the second support device is set, first support device and the second support device support
The camera lens；There is gap, the annular focusing ring of the camera lens and institute between first support device and the second support device
It is corresponding to state gap.
Wherein, the shape of first support portion and the second support portion is semicircle.
Wherein, the intelligent projection TV further includes hook and third elastic component；
One end of the hook is provided with limiting section, and first support portion is provided with sliding slot, and the side wall of the sliding slot is set
It is equipped with limiting slot, one end of the hook is inserted into the sliding slot, and the limiting section is inserted into the limiting slot, the third elasticity
The end of described sliding slot one end is fixed in one end of part, and the other end is connect with the hook；First support device is also
It is provided with the first fixed station, the camera lens is provided with card hole and the second fixed station, and first fixed station and described second are fixed
Platform abuts, and the hook is connected in the card hole.
The beneficial effect of the embodiment of the present invention is: being in contrast to the prior art, the embodiment of the present invention passes through heat-conducting piece
Contact LCD mould group and shell, by LCD mould group at work caused by heat led on shell by heat-conducting piece, by shell into
Row heat dissipation, woth no need to which fan is arranged in intelligent projection TV, is conducive to keep the mute of intelligent projection TV.
Detailed description of the invention
One or more embodiments are illustrated by the picture in corresponding attached drawing, these exemplary theorys
The bright restriction not constituted to embodiment, the element in attached drawing with same reference numbers label are expressed as similar element, remove
Non- to have special statement, composition does not limit the figure in attached drawing.
Fig. 1 is the schematic diagram of the intelligent projection TV embodiment of the present invention；
Fig. 2 is the schematic diagram of internal element arrangement in part in the intelligent projection TV embodiment of the present invention；
Fig. 3 is the schematic diagram that fixed frame is separated with filter in the intelligent projection TV embodiment of the present invention；
Fig. 4 is the schematic diagram that the second clamp arm is connect with connection sheet in the intelligent projection TV embodiment of the present invention；
Fig. 5 is the schematic diagram that camera lens is connect with connection sheet in the intelligent projection TV embodiment of the present invention.
Specific embodiment
The application in order to facilitate understanding with reference to the accompanying drawings and detailed description carries out in more detail the application
It is bright.It should be noted that be expressed " being fixed on " another element when element, it can directly on the other element or
There may be one or more elements placed in the middle therebetween.When an element is expressed " connection " another element, it be can be directly
It is connected to another element in succession or there may be one or more elements placed in the middle therebetween.Term used in this specification
The orientation or positional relationship of the instructions such as "vertical", "horizontal", "left" and "right", "upper", "lower", "inner", "outside", " bottom "
To be based on the orientation or positional relationship shown in the drawings, be merely for convenience of description the application and simplify description, rather than indicate or
It implies that signified device or element must have a particular orientation, be constructed and operated in a specific orientation, therefore should not be understood as
Limitation to the application.In addition, term " first ", " second " etc. are used for description purposes only, it is not understood to indicate or imply
Relative importance.
Unless otherwise defined, technical and scientific term all used in this specification is led with the technology for belonging to the application
The normally understood meaning of the technical staff in domain is identical.Term in this specification used in the description of the present application is to be
The purpose of description specific embodiment is not intended to limitation the application.Term "and/or" used in this specification includes
Any and all combinations of one or more related listed items.
As long as in addition, the non-structure each other of technical characteristic involved in the application different embodiments disclosed below
It can be combined with each other at conflict.
Referring to Fig. 1, intelligent projection TV 20 includes shell 21, camera lens 22, reflector plate 23 and LCD mould group 24 and heat-conducting piece
28.Shell 21 is provided with accommodating space 211 and the opening being connected to accommodating space 211 212, and camera lens 22 is set at opening 212,
Reflector plate 23 is set in accommodating space 211, and LCD mould group 24 is set to accommodating space 211, and LCD mould group 24 is thrown to reflector plate 23
Projected picture is penetrated, projected picture is incident to camera lens 22 after the reflector plate 23 reflection, and casts out from camera lens 22,
Wherein, reflector plate 23 and camera lens 22 are located at side, and LCD mould group 24 is located at the other side, since camera lens 22 and LCD mould group 24 are in laterally
Two column arrangements, make full use of horizontal space, and reflector plate 23 in longitudinal length for LCD mould group 24, length compared with
It is short, it is longitudinal compared to camera lens 22 and LCD mould group 24 to be arranged in a row in a manner of long and narrow, alternatively, longitudinal in camera lens 22 and LCD mould group 24
For the more attractive volume vacated a bulk of space and considerably increase intelligent projection TV 20 after being arranged in a row, the present embodiment
It is more suitable for intelligent projection TV 20 in the ratio of the length of vertical and horizontal, more attractive, and makes full use of horizontal space, has
Conducive to the volume for reducing intelligent projection TV 20.
Heat-conducting piece contacts LCD mould group and shell respectively, by LCD mould group at work caused by heat led by heat-conducting piece
It onto shell, is radiated by shell, woth no need to which fan is arranged in intelligent projection TV, is conducive to keep intelligent projection TV
It is mute.In some embodiments, heat-conducting piece 28 is chosen as graphene.
Further, intelligent projection TV 20 further includes filter 25 and fixed frame 26, and it is empty that fixed frame 26 is fixed on receiving
Between in 211, filter 25 is set on fixed frame 26, and filter 25 is located between LCD mould group 24 and reflector plate 23, filtering
Piece 25, which is used to be emitted projected picture to LCD mould group 24, carries out veiling glare filtering, to promote the quality of projected picture.In some implementations
In example, fixed frame 26 includes the first clamp arm 261 and the second clamp arm 262, and the first clamp arm 261 and the second clamp arm 262 are oppositely arranged, and
And first clamp arm 261 be provided with first step (not indicating), the second clamp arm 262 is provided with second step (not indicating), filter
25 two sides are respectively placed on first step and second step.Optionally, as shown in figure 3, on first step or/and second step
It is additionally provided with fixed block 263, aperture 251 is arranged in filter 25, and fixed block 263 is inserted into aperture 251, by filter 25 and fixes
Frame 26 is fixed.Wherein, fixed block 263 may also be arranged to tack shape, and fixed block 263 can be used with elasticity
Made of the material of deformation nature, such as: rubber.
It is to be understood that fixed frame 26 is also not limited to above-mentioned described structure, and such as: fixed frame 26 is arranged to solid
Determine frame, filter 25 is directly fixed on fixed frame.
Referring again to Fig. 2, and refering to Fig. 4 and Fig. 5, intelligent projection TV 20 further includes connection sheet 27.Connection sheet 27
Both ends are respectively arranged with the first fixing port 271 and the second fixing port 272, and the second clamp arm 262 is provided with the first fixed column 2621, mirror
First 22 are provided with the second fixed column 221, and the first fixed column 2621 is inserted into the first fixing port 271, the second fixed column 221 insertion second
Fixing port 272 to realize that camera lens 22 is fixed with 26 phase of fixed frame, and then is realized through fixed frame 26 and connection sheet 27 to camera lens
22 are limited.
In order to improve between camera lens 22 and fixed frame 26 fixed fastness, the side wall of the first fixing port 271 is provided with the
One card interface (does not indicate), and the side wall of second fixing port 272 is provided with the second card interface (not indicating), the first fixed column
2621 projected side wall has the first clamping portion (not shown), and the first clamping portion is caught in first card interface, the second fixed column
221 projected side wall has the second clamping portion (not shown), and the second clamping portion is caught in the second card interface.
Further, intelligent projection TV 20 further includes the first elastic component (not shown) and the second elastic component (not shown),
The bottom of the first fixing port 271 is fixed in one end of first elastic component, and the other end is connected to the first fixed column 2621, and second
The second fixing port 272 is fixed in one end of elastic component, and the other end is connected to second fixed column 221.It needs to illustrate
Be: optional, the first elastic component and the first card interface are corresponding, and the first elastic component applies to the first fixed column 2621 towards first
The elastic force of card interface, so that the first clamping portion of the first fixed column 2621 is more firmly caught in the first card interface, similarly
, the second elastic component applies the elastic force towards the second card interface to the second fixed column 221, so that the second fixed column 221
Second clamping portion is more firmly caught in the second card interface.
Intelligent projection TV 20 further include inner cover plate, the first support device (not shown), the second support device (not shown),
Hook (not shown) and third elastic component (not shown).
Inner cover plate is located in accommodating space 211, and inner cover plate is covered on LCD mould group 24 and reflector plate 23, to LCD mould
Group 24 and reflector plate 23 carry out duplicate protection.
First support device and the second support device are set to the bottom of accommodating space 211, the first support device and second
Support device supports camera lens 22, has gap, the annular focusing of camera lens 22 between the first support device and the second support device
Circle is corresponding with gap, avoids the occurrence of annular focusing ring and directly contacts with the bottom of accommodating space 211, influences annular focusing ring
Normal use.
In some embodiments, the shape of the first support portion and the second support portion is chosen as semicircle, the shape of camera lens 22
Shape is circle, and circular lens 22 are mutually matched thoroughly with semicircular first support portion and the second support portion.
One end of hook is provided with limiting section (not shown), and the first support portion is provided with sliding slot (not shown), the side of sliding slot
Wall is provided with limiting slot (not shown), and one end of hook is inserted into sliding slot, and limiting section is inserted into limiting slot, one end of third elastic component
It is fixed on the end of sliding slot one end, and the other end is connect with hook, the first support device is additionally provided with the first fixed station, and (figure is not
Show), camera lens 22 is provided with card hole (not shown) and the second fixed station (not shown), and the first fixed station is abutted with the second fixed station,
Hook is connected in card hole.Wherein, the first fixed station abuts the movement realized and limit camera lens 22 at one end, card with the second fixed station
It hooks and is connected in the movement that card hole realization limits camera lens 22 in the other end, to realize both ends fixed lens 22.
It is to be understood that the fixation device of fixed lens 22 is also not necessarily limited to above-mentioned described structure, or its
Its structure, such as: by camera lens 22 and shell 21 be spirally connected it is fixed, be welded and fixed etc..
In embodiments of the present invention, LCD mould group and shell are contacted by heat-conducting piece, LCD mould group is produced at work
Heat led on shell by heat-conducting piece, radiated by shell, woth no need to which fan is arranged in intelligent projection TV, favorably
In the mute of the intelligent projection TV of holding.
The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair
Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of intelligence projection TV characterized by comprising
Shell, the opening for being provided with accommodating space and being connected to the accommodating space；
Camera lens is arranged at the opening；
Reflector plate is set in the accommodating space；
LCD mould group, is set to the accommodating space, and the LCD mould group projects projected picture, the shadowgraph to the reflector plate
Face is incident to the camera lens after reflector plate reflection, and casts out from the camera lens；
Heat-conducting piece is contacted with the LCD mould group and shell respectively, for by the heat of the LCD mould group produced property at work
It is transferred to shell.
2. intelligence projection TV according to claim 1, which is characterized in that the intelligence projection TV further includes filter
And fixed frame；
The fixed frame is fixed in the accommodating space, and the filter is set on fixed frame, and the filter position
Between the LCD mould group and reflector plate.
3. intelligence projection TV according to claim 2, which is characterized in that the fixed frame includes the first clamp arm and second
Clamp arm；
First clamp arm and the second clamp arm are oppositely arranged, and first clamp arm is provided with first step, second folder
Arm is provided with second step, and the two sides of the filter are respectively placed on the first step and second step.
4. intelligence projection TV according to claim 3, which is characterized in that
The intelligence projection TV further includes connection sheet；
The both ends of the connection sheet are respectively arranged with the first fixing port and the second fixing port；
Second clamp arm is provided with the first fixed column, and the camera lens is provided with the second fixed column, the first fixed column insertion
First fixing port, second fixed column are inserted into second fixing port.
5. intelligence projection TV according to claim 4, which is characterized in that
The side wall of first fixing port is provided with the first card interface, and the side wall of second fixing port is provided with the second clamping
Mouthful；
The projected side wall of first fixed column has the first clamping portion, and first clamping portion is caught in first card interface,
The projected side wall of second fixed column has the second clamping portion, and second clamping portion is caught in second card interface.
6. intelligence projection TV according to claim 5, which is characterized in that the intelligence projection TV further includes the first bullet
Property part and the second elastic component；
The bottom of first fixing port is fixed in one end of first elastic component, and the other end is connected to described first and consolidates
Fixed column, second fixing port is fixed in one end of second elastic component, and the other end is connected to second fixed column.
7. the intelligent projection TV according to any one of claim 2-6, which is characterized in that
The intelligence projection TV further includes inner cover plate；
The inner cover plate is located in the accommodating space, and the inner cover plate is covered on the LCD mould group and reflector plate.
8. the intelligent projection TV according to any one of claim 2-6, which is characterized in that
The intelligence projection TV also sets up the first support device and the second support device；
First support device and the second support device are set to the bottom of the accommodating space, first support device and
Second support device supports the camera lens；
There is gap, annular focusing ring and the gap of the camera lens between first support device and the second support device
It is corresponding.
9. intelligence projection TV according to claim 8, which is characterized in that
The shape of first support portion and the second support portion is semicircle.
10. intelligence projection TV according to claim 8, which is characterized in that the intelligence projection TV further includes hook
With third elastic component；
One end of the hook is provided with limiting section, and first support portion is provided with sliding slot, and the side wall of the sliding slot is provided with
One end of limiting slot, the hook is inserted into the sliding slot, and the limiting section is inserted into the limiting slot, the third elastic component
The end of described sliding slot one end is fixed in one end, and the other end is connect with the hook；
First support device is additionally provided with the first fixed station, and the camera lens is provided with card hole and the second fixed station, and described
One fixed station is abutted with second fixed station, and the hook is connected in the card hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811061887.XA CN109068078A (en) | 2018-09-12 | 2018-09-12 | A kind of intelligence projection TV |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201811061887.XA CN109068078A (en) | 2018-09-12 | 2018-09-12 | A kind of intelligence projection TV |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109068078A true CN109068078A (en) | 2018-12-21 |
Family
ID=64760274
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201811061887.XA Pending CN109068078A (en) | 2018-09-12 | 2018-09-12 | A kind of intelligence projection TV |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109068078A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669310A (en) * | 2018-12-27 | 2019-04-23 | 深圳市锐图技术有限公司 | Ray machine and projection device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07230072A (en) * | 1993-12-20 | 1995-08-29 | Fujitsu Ltd | projector |
| JP2005148469A (en) * | 2003-11-17 | 2005-06-09 | Nec Viewtechnology Ltd | Projection type display device |
| CN202182665U (en) * | 2011-07-04 | 2012-04-04 | 昆山巨仲电子有限公司 | Vapor chamber structure with heated protrusion portion |
| CN102591114A (en) * | 2012-03-31 | 2012-07-18 | 海信集团有限公司 | Wall-mounted projecting apparatus |
| TW201300718A (en) * | 2011-06-22 | 2013-01-01 | Chaun Choung Technology Corp | Temperature equalizing plate structure with heated convex portion |
| TW201327012A (en) * | 2011-12-22 | 2013-07-01 | Min Aik Technology Co Ltd | Reflective liquid crystal projection system |
-
2018
- 2018-09-12 CN CN201811061887.XA patent/CN109068078A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH07230072A (en) * | 1993-12-20 | 1995-08-29 | Fujitsu Ltd | projector |
| JP2005148469A (en) * | 2003-11-17 | 2005-06-09 | Nec Viewtechnology Ltd | Projection type display device |
| TW201300718A (en) * | 2011-06-22 | 2013-01-01 | Chaun Choung Technology Corp | Temperature equalizing plate structure with heated convex portion |
| CN202182665U (en) * | 2011-07-04 | 2012-04-04 | 昆山巨仲电子有限公司 | Vapor chamber structure with heated protrusion portion |
| TW201327012A (en) * | 2011-12-22 | 2013-07-01 | Min Aik Technology Co Ltd | Reflective liquid crystal projection system |
| CN102591114A (en) * | 2012-03-31 | 2012-07-18 | 海信集团有限公司 | Wall-mounted projecting apparatus |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109669310A (en) * | 2018-12-27 | 2019-04-23 | 深圳市锐图技术有限公司 | Ray machine and projection device |
| CN109669310B (en) * | 2018-12-27 | 2021-04-23 | 深圳紫晶光电科技有限公司 | Optical machine and projection equipment |
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| TA01 | Transfer of patent application right | ||
| TA01 | Transfer of patent application right |
Effective date of registration: 20220810 Address after: 518000 No. 1, FA FA Road, Nanshan District science and Technology Park, Guangdong, Shenzhen Applicant after: He Xuemiao Address before: 518000 Yungu 3C Building 2407, Longgang Bantian, Shenzhen, Guangdong Province Applicant before: SHENZHEN XIAOMIAO TECHNOLOGY CO.,LTD. |
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| WD01 | Invention patent application deemed withdrawn after publication | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20181221 |