CN108227352A - Color block component, light supply apparatus and projection device - Google Patents
Color block component, light supply apparatus and projection device Download PDFInfo
- Publication number
- CN108227352A CN108227352A CN201611131427.0A CN201611131427A CN108227352A CN 108227352 A CN108227352 A CN 108227352A CN 201611131427 A CN201611131427 A CN 201611131427A CN 108227352 A CN108227352 A CN 108227352A
- Authority
- CN
- China
- Prior art keywords
- color block
- block component
- colour wheel
- drive shaft
- wheel disk
- 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.)
- Granted
Links
Classifications
-
- 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
- G03B21/20—Lamp housings
- G03B21/2006—Lamp housings characterised by the light source
- G03B21/2033—LED or laser light sources
- G03B21/204—LED or laser light sources using secondary light emission, e.g. luminescence or fluorescence
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B26/00—Optical devices or arrangements for the control of light using movable or deformable optical elements
- G02B26/007—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light
- G02B26/008—Optical devices or arrangements for the control of light using movable or deformable optical elements the movable or deformable optical element controlling the colour, i.e. a spectral characteristic, of the light in the form of devices for effecting sequential colour changes, e.g. colour wheels
-
- 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
-
- 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
- G03B21/20—Lamp housings
Landscapes
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Astronomy & Astrophysics (AREA)
- Spectroscopy & Molecular Physics (AREA)
- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Projection Apparatus (AREA)
- Optical Filters (AREA)
Abstract
A kind of color block component, including colour wheel disk, actuator and with for connecting the drive shaft of the colour wheel disk and the actuator, the colour wheel disk include light processing portion, it is characterised in that：The colour wheel disk further includes connecting portion, which is arranged between the light processing portion and the drive shaft, and for connecting the light processing portion and the drive shaft, and the connecting portion is made of low thermal conductivity material.The present invention also provides a kind of light supply apparatus and projection device including above-mentioned color block component.Color block component, light supply apparatus and the projection device of the present invention can inhibit the raising of drive shaft temperature.
Description
Technical field
The present invention relates to a kind of image display technology field, more particularly to a kind of color block component and the application color block component
Light supply apparatus and the projection device using the light supply apparatus.
Background technology
In existing projection device, after the light beam that light source is sent out is incident on the light processing area of colour wheel disk, light processing area packet
Include wavelength-converting region（Phosphor region）Or/and filter area, since light beam can generate during by the light processing area of colour wheel disk
Larger heat, the heat that colour wheel disk accumulates in closed space is more and more, and it is excessively high to be easy to cause color disk temperature, Jin Eryou
It is conducted in its heat to colour wheel drive shaft, and causes colour wheel drive shaft temperature excessively high, influenced light processing area efficiency and service life, cause
The efficiency of color block component, light supply apparatus and projection device reduces, stability declines.
Invention content
In view of this, embodiments of the present invention provide a kind of color block component that drive shaft temperature can be inhibited excessively high,
Light supply apparatus and projection device.
To solve the above problems, the present invention provides a kind of color block component, and pass including colour wheel disk and with the colour wheel disk
Dynamic drive shaft connecting, for the colour wheel disk to be driven to move, the colour wheel disk include light processing portion, which further includes connection
Portion, the connecting portion are arranged between the light processing portion and the drive shaft, for connecting the light processing portion and the drive shaft, and can
Obstruct the heat transfer between light processing portion and drive shaft.
Preferably, which includes multiple spaced rib portions, each radial direction of the rib portion along the colour wheel disk
Extension, each rib portion both ends connect the light processing portion and the drive shaft respectively.
Preferably, which further includes annular portion, which is set in the drive shaft and is secured to connect, should
The one end in rib portion is connect with the annular portion.
Preferably, which further includes multiple insulation parts, and each insulation part is arranged on the rib portion of adjacent two
Between, each insulation part is extended to form inwardly by the inside edge in the light processing portion, and the both sides of each insulation part are with dividing
Two rib portions connection not adjacent with this.
Preferably, it is provided with gap between the insulation part and the drive shaft.
Preferably, which is made with the connecting portion of identical material or different materials are made.
Preferably, the insulation part and/or the connecting portion are made of glass or stainless steel.
Preferably, which is made of material of the heat conduction rate coefficient less than or equal to 25W/m*K.
Preferably, which includes fluorescence portion, which includes fluorescence coating, which is set on the colour wheel disk
Outer ring.
Preferably, which further includes optical filtering portion, which includes filter layer, which is set on the fluorescence portion
Inside, the outer ledge in the optical filtering portion connect with the internal edge in the fluorescence portion, which is used for going out from the fluorescence portion
The emergent light penetrated carries out optical filtering processing.
Preferably, which includes multiple spaced rib portions, each radial direction of the rib portion along the colour wheel disk
Extension, the one end in each rib portion connect the drive shaft, and the other end connects the optical filtering portion or glimmering with this across the optical filtering portion
Light portion connects.
Preferably, which is made of material of the heat conduction rate coefficient less than or equal to 25W/m*K.
To solve the above problems, the present invention also provides a kind of light supply apparatus, including above-mentioned color block component.
To solve the above problems, the present invention also provides a kind of projection device, including above-mentioned light supply apparatus.
Color block component using the present invention, since light processing portion is not directly connected to drive shaft, when color block component works, even
Socket part can largely prevent conduction of the heat from light processing portion to drive shaft, and the direct heat transfer of the two is isolated;And it can not keep away
It conducts with exempting to the partial heat of connecting portion, can in time be distributed on its surface, therefore, during using the color block component, can be inhibited
The raising of drive shaft temperature can also improve the heat dissipation performance of color block component.
Description of the drawings
It is required in being described below to embodiment in order to illustrate more clearly of the technical solution in the embodiment of the present invention
The attached drawing used is briefly described.
Fig. 1 is the schematic diagram of the color block component of first embodiment of the invention.
Fig. 2 is the schematic diagram of the color block component of second embodiment of the invention.
Fig. 3 is the schematic diagram of the color block component of third embodiment of the invention.
Fig. 4 is the schematic diagram of the color block component of four embodiment of the invention.
Fig. 5 is the schematic diagram of the color block component of fifth embodiment of the invention.
Fig. 6 is the schematic diagram of the color block component of sixth embodiment of the invention.
Specific embodiment
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Color block component, light supply apparatus and the projection device of formula are further described.
First embodiment
Referring to Fig. 1, Fig. 1 is the schematic diagram of the color block component 100 of first embodiment of the invention, color block component 100 includes color
Wheel disc 10, actuator（It is not shown）And drive shaft 30, drive shaft 30 are sequentially connected with colour wheel disk 10, by colour wheel disk 10 and actuator
Connection, so as to which actuator can drive colour wheel disk 10 to rotate.Colour wheel disk 10 is in the form of a circular plate, and middle part offers mounting hole 101, drives
Moving axis 30 is installed in the mounting hole 101.It is appreciated that drive shaft 30 can be actuator itself drive shaft or with drive
Other drive shafts of the driving axis connection of moving part.
Colour wheel disk 10 includes light processing portion 11, multiple insulation parts 13 and connecting portion 15.Light processing portion 11 in a ring, including
Fluorescence portion 112 and optical filtering portion 114, fluorescence portion 112 are set on the outer ring of colour wheel disk 10, and surface is formed with phosphor powder layer, optical filtering portion
114 surfaces are formed with filter layer, set on 112 inside of fluorescence portion, the i.e. outer ledge in optical filtering portion 114 and the inside in fluorescence portion 112
Edge connects, and optical filtering portion 114 is used to carry out optical filtering processing to the emergent light being emitted from fluorescence portion 112.Insulation part 13 is used to be isolated
Heat conduction between light processing portion 11 and drive shaft 30, each insulation part 13 is substantially in sector, from the edge of mounting hole 101
The inside edge in light processing portion 11 is extended to, multiple insulation parts 13 are arranged on the inner ring of colour wheel disk 10 evenly and at intervals.Connecting portion
15 for connecting light processing portion 11 and drive shaft 30, and including annular portion 151 and rib portion 153, annular portion 151 is set in driving
On axis 30 and it is secured to connect；Rib portion 153 is radially extended along colour wheel disk 10, both ends connect respectively optical filtering portion 114 with
Drive shaft 30, and between two adjacent insulation parts 13, both sides are connect respectively with two insulation parts 13.
Insulation part 13 and connecting portion 15 are made of the heat-barrier material of low thermal conductivity, and heat conduction rate coefficient is less than or waits
In 25W/m*K, such as glass, stainless steel.It can also be used it is appreciated that identical material may be used with connecting portion 15 in insulation part 13
Different materials, when using identical material, insulation part 13 can be regarded as the same part with connecting portion 15.Preferably, insulation part 13
Thermal conductivity factor be more than the thermal conductivity factor of connecting portion 15, and the surface area of insulation part 13 is compared to the bigger of connecting portion 15, so as to
More conducively radiate.
Since light processing portion 11 and drive shaft 30 are not directly connected to, color block component 100 work when, connecting portion 15 and/or every
Hot portion 13 can largely prevent conduction of the heat from light processing portion 11 to drive shaft 30, and the heat that the two is isolated directly conducts,
The heat that the generation of light processing portion 11 can effectively be obstructed is conducted to drive shaft 30；And it inevitably conducts to 13 He of insulation part
The partial heat of connecting portion 15 can in time distribute on its surface, therefore, during using color block component 100, can inhibit drive shaft 30
The raising of temperature can also improve the heat dissipation performance of color block component 100.
It is appreciated that may be used between fluorescence portion 112, optical filtering portion 114, insulation part 13 and connecting portion 15 bond, clamping,
The modes such as welding are connected or are fixed.Fluorescence portion 112 and/or optical filtering portion 114 can also include multiple subregions, to generate a variety of be excited
Light and corresponding each stimulated light is filtered.It is appreciated that the quantity of insulation part 13 can change according to actual conditions, correspondingly,
The quantity in the rib portion 153 of connecting portion 15 also changes therewith.Insulation part 13 also can be anisotropically arranged at intervals, correspondingly, rib
Portion 153 also can be anisotropically arranged at intervals.
Second embodiment
Referring to Fig. 2, the knot of the color block component 100 of the structure and first embodiment of the color block component 200 of second embodiment
Structure is roughly the same, and difference is：The light processing portion of color block component 200 only includes fluorescence portion 2112, i.e. the colour wheel disk 210 is glimmering
Halo.
It is appreciated that light processing portion can also only include optical filtering portion, i.e. colour wheel disk 210 is filter disc.
Third embodiment
Referring to Fig. 3, the knot of the color block component 100 of the structure and first embodiment of the color block component 300 of third embodiment
Structure is roughly the same, and difference is：Hollow-out parts 3150 are formed using engraved structure between two adjacent rib portions 3153, that is, are saved
Slightly insulation part only makes rib portion 3153 connect drive shaft 330 and light processing portion 311.When using the above structure, due to light processing portion
311 are not directly connected to drive shaft 330, and rib portion 3153 can largely prevent heat from light processing portion 311 to drive shaft 330
Conduction, the direct heat transfer both being isolated, so as to avoid 330 temperature of drive shaft excessively high.
4th embodiment
Referring to Fig. 4, the knot of the color block component 100 of the structure and first embodiment of the color block component 400 of the 4th embodiment
Structure is roughly the same, and difference is：Connecting portion 415 only includes multiple rib portions 4153, makes rib portion 4153 and drive shaft 430
End periphery is directly fixedly connected, so as to omit annular portion.
5th embodiment
Referring to Fig. 5, the structure of the color block component 500 of the 5th embodiment and the knot of the color block component 400 of the 4th embodiment
Structure is roughly the same, and difference is：Insulation part 513 uses part engraved structure, is set between insulation part 513 and drive shaft 530
Gap 5130 is put, so as on the one hand can partly transfer out the heat that light processing portion 511 generates come separately by insulation part 513
On the one hand, insulation part 513 transfers out the heat come and is not easy conduction to drive shaft 530.
Sixth embodiment
Referring to Fig. 6, the knot of the color block component 100 of the structure and first embodiment of the color block component 600 of sixth embodiment
Structure is roughly the same, and difference is：Rib portion 6153 passes through optical filtering portion 6114 and is directly connected to fluorescence portion 6112.
The first of the present invention is also provided to sixth embodiment including any of the above-described color block component 100, and 200,300,400,
500,600 light supply apparatus and projection device.
Herein, term " comprising ", "comprising" or any other variant thereof is intended to cover non-exclusive inclusion, are removed
Comprising listed those elements, but also it may include other elements that are not explicitly listed.
Herein, the involved nouns of locality such as forward and backward, upper and lower are to be located in figure with parts in attached drawing and zero
Part mutual position defines, only for the purpose of expressing the technical solution clearly and conveniently.It should be appreciated that the noun of locality
Use should not limit the claimed range of the application.
In the absence of conflict, the feature in embodiment and embodiment herein-above set forth can be combined with each other.
The foregoing is merely presently preferred embodiments of the present invention, is not intended to limit the invention, it is all the present invention spirit and
Within principle, any modification, equivalent replacement, improvement and so on should all be included in the protection scope of the present invention.
Claims (14)
- It is being sequentially connected including colour wheel disk and with the colour wheel disk, move for driving the colour wheel disk 1. a kind of color block component Drive shaft, the colour wheel disk include light processing portion, it is characterised in that：The colour wheel disk further includes connecting portion, which is arranged on this Between light processing portion and the drive shaft, for connecting the light processing portion and the drive shaft, and light processing portion and driving can be obstructed Heat transfer between axis.
- 2. color block component as described in claim 1, it is characterised in that：The connecting portion includes multiple spaced rib portions, Each rib portion radially extending along the colour wheel disk, each rib portion both ends connect the light processing portion and the driving respectively Axis.
- 3. color block component as claimed in claim 2, it is characterised in that：The connecting portion further includes annular portion, which is arranged It in the drive shaft and is secured to connect, the one end in the rib portion is connect with the annular portion.
- 4. color block component as claimed in claim 2, it is characterised in that：The colour wheel disk further includes multiple insulation parts, each should be every Hot portion is arranged between the rib portion of adjacent two, and each insulation part extends shape inwardly by the inside edge in the light processing portion Into, and the two rib portions connection adjacent with this respectively of the both sides of each insulation part.
- 5. color block component as claimed in claim 4, it is characterised in that：Gap is provided between the insulation part and the drive shaft.
- 6. color block component as claimed in claim 4, it is characterised in that：The insulation part is made with the connecting portion of identical material Or different materials are made.
- 7. color block component as claimed in claim 4, it is characterised in that：The insulation part and/or the connecting portion using glass or Stainless steel is made.
- 8. color block component as claimed in claim 4, it is characterised in that：The insulation part is less than or equal to 25W/ by heat conduction rate coefficient The material of m*K is made.
- 9. color block component as described in claim 1, it is characterised in that：The light processing portion includes fluorescence portion, which includes Fluorescence coating, the fluorescence portion are set on the outer ring of the colour wheel disk.
- 10. color block component as claimed in claim 9, it is characterised in that：The light processing portion further includes optical filtering portion, optical filtering portion packet Filter layer is included, which is set on the inside in the fluorescence portion, and the outer ledge in the optical filtering portion and the inside edge in the fluorescence portion connect It connects, which is used to carry out optical filtering processing to the emergent light being emitted from the fluorescence portion.
- 11. color block component as claimed in claim 10, it is characterised in that：The connecting portion includes multiple spaced ribs Portion, each rib portion radially extending along the colour wheel disk, the one end in each rib portion connect the drive shaft, other end connection The optical filtering portion is connect across the optical filtering portion with the fluorescence portion.
- 12. color block component as described in claim 1, it is characterised in that：The connecting portion is less than or equal to by heat conduction rate coefficient The material of 25W/m*K is made.
- 13. a kind of light supply apparatus, which is characterized in that it includes such as claim 1-12 any one of them color block components.
- 14. a kind of projection device, which is characterized in that it includes light supply apparatus as claimed in claim 13.
Priority Applications (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611131427.0A CN108227352B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
| CN202010861081.XA CN112034671B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
| PCT/CN2017/109333 WO2018103482A1 (en) | 2016-12-09 | 2017-11-03 | Colour wheel assembly, light source apparatus, and projection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201611131427.0A CN108227352B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010861081.XA Division CN112034671B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108227352A true CN108227352A (en) | 2018-06-29 |
| CN108227352B CN108227352B (en) | 2020-10-20 |
Family
ID=62490726
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201611131427.0A Active CN108227352B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
| CN202010861081.XA Active CN112034671B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010861081.XA Active CN112034671B (en) | 2016-12-09 | 2016-12-09 | Color wheel assembly, light source device and projection equipment |
Country Status (2)
| Country | Link |
|---|---|
| CN (2) | CN108227352B (en) |
| WO (1) | WO2018103482A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709669A (en) * | 2019-03-09 | 2019-05-03 | 泉州市新锐极光科技有限公司 | A kind of color wheel of projecting camera structure and its heat sink conception |
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| US6604830B1 (en) * | 2002-05-15 | 2003-08-12 | Young Optics Inc. | Color wheel |
| CN202546620U (en) * | 2011-12-30 | 2012-11-21 | 深圳市光峰光电技术有限公司 | Wavelength conversion device and light emitting device |
| CN204178109U (en) * | 2014-09-03 | 2015-02-25 | 深圳市绎立锐光科技开发有限公司 | A kind of colour wheel heat abstractor, color wheel device and light-emitting device |
| CN104676492A (en) * | 2015-01-31 | 2015-06-03 | 杨毅 | Wavelength conversion device and light-emitting device |
| CN205750254U (en) * | 2016-05-09 | 2016-11-30 | 深圳市光峰光电技术有限公司 | Colour wheel, light-source system and projection arrangement |
| CN205787550U (en) * | 2016-06-07 | 2016-12-07 | 深圳市光峰光电技术有限公司 | A kind of color block component and projection arrangement |
| CN206321930U (en) * | 2016-12-09 | 2017-07-11 | 深圳市光峰光电技术有限公司 | Color block component, light supply apparatus and projector equipment |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP3007001B1 (en) * | 2013-06-07 | 2017-10-18 | Appotronics Corporation Limited | Color wheel assembly and related light source system thereof |
| CN103568689A (en) * | 2013-10-15 | 2014-02-12 | 高念峰 | Novel electro-tricycle wheel |
| TWI530751B (en) * | 2014-09-11 | 2016-04-21 | 中強光電股份有限公司 | Color wheel and projection device |
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2016
- 2016-12-09 CN CN201611131427.0A patent/CN108227352B/en active Active
- 2016-12-09 CN CN202010861081.XA patent/CN112034671B/en active Active
-
2017
- 2017-11-03 WO PCT/CN2017/109333 patent/WO2018103482A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US6604830B1 (en) * | 2002-05-15 | 2003-08-12 | Young Optics Inc. | Color wheel |
| CN202546620U (en) * | 2011-12-30 | 2012-11-21 | 深圳市光峰光电技术有限公司 | Wavelength conversion device and light emitting device |
| CN204178109U (en) * | 2014-09-03 | 2015-02-25 | 深圳市绎立锐光科技开发有限公司 | A kind of colour wheel heat abstractor, color wheel device and light-emitting device |
| CN104676492A (en) * | 2015-01-31 | 2015-06-03 | 杨毅 | Wavelength conversion device and light-emitting device |
| CN205750254U (en) * | 2016-05-09 | 2016-11-30 | 深圳市光峰光电技术有限公司 | Colour wheel, light-source system and projection arrangement |
| CN205787550U (en) * | 2016-06-07 | 2016-12-07 | 深圳市光峰光电技术有限公司 | A kind of color block component and projection arrangement |
| CN206321930U (en) * | 2016-12-09 | 2017-07-11 | 深圳市光峰光电技术有限公司 | Color block component, light supply apparatus and projector equipment |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109709669A (en) * | 2019-03-09 | 2019-05-03 | 泉州市新锐极光科技有限公司 | A kind of color wheel of projecting camera structure and its heat sink conception |
| CN109709669B (en) * | 2019-03-09 | 2023-07-21 | 新视家科技(北京)有限公司 | Color wheel structure of projector and heat dissipation scheme thereof |
Also Published As
| Publication number | Publication date |
|---|---|
| CN112034671B (en) | 2022-02-18 |
| CN108227352B (en) | 2020-10-20 |
| CN112034671A (en) | 2020-12-04 |
| WO2018103482A1 (en) | 2018-06-14 |
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Address after: 518000 20-22, 20-22 headquarters building, 63 high tech Zone, Xuefu Road, Nanshan District, Guangdong Province, Guangdong. Applicant after: APPOTRONICS Corp.,Ltd. Address before: 518000 Nanshan District, Shenzhen, Guangdong, Guangdong Province, Guangdong Road, 63 Xuefu Road, high-tech zone, 21 headquarters building, 22 floor. Applicant before: SHENZHEN GUANGFENG TECHNOLOGY Co.,Ltd. Address after: 518000 Nanshan District, Shenzhen, Guangdong, Guangdong Province, Guangdong Road, 63 Xuefu Road, high-tech zone, 21 headquarters building, 22 floor. Applicant after: SHENZHEN GUANGFENG TECHNOLOGY Co.,Ltd. Address before: 518000 Guangdong province Shenzhen Nanshan District Xili town Cha Guang road Shenzhen integrated circuit design application Industrial Park 401 Applicant before: APPOTRONICS Corp.,Ltd. |
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