CN112946895B - 头戴式显示装置 - Google Patents
头戴式显示装置 Download PDFInfo
- Publication number
- CN112946895B CN112946895B CN202110141682.8A CN202110141682A CN112946895B CN 112946895 B CN112946895 B CN 112946895B CN 202110141682 A CN202110141682 A CN 202110141682A CN 112946895 B CN112946895 B CN 112946895B
- Authority
- CN
- China
- Prior art keywords
- imaging
- liquid crystal
- module
- head
- mounted display
- 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
- 238000003384 imaging method Methods 0.000 claims abstract description 98
- 239000004973 liquid crystal related substance Substances 0.000 claims abstract description 66
- 210000001508 eye Anatomy 0.000 claims abstract description 57
- 210000005252 bulbus oculi Anatomy 0.000 claims abstract description 15
- 230000003287 optical effect Effects 0.000 claims description 22
- 230000005540 biological transmission Effects 0.000 claims description 4
- 239000010410 layer Substances 0.000 description 94
- 238000010586 diagram Methods 0.000 description 12
- 206010049565 Muscle fatigue Diseases 0.000 description 4
- 230000004424 eye movement Effects 0.000 description 4
- 239000011521 glass Substances 0.000 description 4
- 210000003205 muscle Anatomy 0.000 description 3
- 238000005516 engineering process Methods 0.000 description 2
- 230000000007 visual effect Effects 0.000 description 2
- 239000004988 Nematic liquid crystal Substances 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000003247 decreasing effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000004438 eyesight Effects 0.000 description 1
- 210000003128 head Anatomy 0.000 description 1
- 230000004886 head movement Effects 0.000 description 1
- 239000011229 interlayer Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
Images
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/01—Head-up displays
- G02B27/017—Head mounted
- G02B27/0172—Head mounted characterised by optical features
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/0093—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 with means for monitoring data relating to the user, e.g. head-tracking, eye-tracking
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/28—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising
- G02B27/286—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00 for polarising for controlling or changing the state of polarisation, e.g. transforming one polarisation state into another
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1335—Structural association of cells with optical devices, e.g. polarisers or reflectors
- G02F1/133528—Polarisers
- G02F1/133536—Reflective polarizers
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
-
- G—PHYSICS
- G02—OPTICS
- G02F—OPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
- G02F1/00—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
- G02F1/01—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour
- G02F1/13—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells
- G02F1/137—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering
- G02F1/139—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent
- G02F1/1396—Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour based on liquid crystals, e.g. single liquid crystal display cells characterised by the electro-optical or magneto-optical effect, e.g. field-induced phase transition, orientation effect, guest-host interaction or dynamic scattering based on orientation effects in which the liquid crystal remains transparent the liquid crystal being selectively controlled between a twisted state and a non-twisted state, e.g. TN-LC cell
Landscapes
- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Abstract
Description
Claims (9)
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110141682.8A CN112946895B (zh) | 2021-02-02 | 2021-02-02 | 头戴式显示装置 |
TW110104552A TWI770812B (zh) | 2021-02-02 | 2021-02-05 | 頭戴式顯示裝置 |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202110141682.8A CN112946895B (zh) | 2021-02-02 | 2021-02-02 | 头戴式显示装置 |
Publications (2)
Publication Number | Publication Date |
---|---|
CN112946895A CN112946895A (zh) | 2021-06-11 |
CN112946895B true CN112946895B (zh) | 2022-09-20 |
Family
ID=76241388
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202110141682.8A Active CN112946895B (zh) | 2021-02-02 | 2021-02-02 | 头戴式显示装置 |
Country Status (2)
Country | Link |
---|---|
CN (1) | CN112946895B (zh) |
TW (1) | TWI770812B (zh) |
Citations (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5853240A (en) * | 1995-12-22 | 1998-12-29 | Sharp Kabushiki Kaisha | Projector using a small-size optical system |
US6654080B1 (en) * | 1997-03-22 | 2003-11-25 | Kent Displays, Inc. | Stacked color liquid crystal display device |
CN1825153A (zh) * | 2005-02-22 | 2006-08-30 | 佳能株式会社 | 变焦透镜和具有该变焦透镜的图像投影装置 |
CN101010619A (zh) * | 2004-08-26 | 2007-08-01 | 财团法人秋田企业活性化中心 | 光学元件 |
CN102495490A (zh) * | 2011-11-16 | 2012-06-13 | 合肥工业大学 | 一种用于裸眼立体显示的液晶光阀幕 |
CN103443846A (zh) * | 2011-03-09 | 2013-12-11 | 杜比实验室特许公司 | 高对比度的灰度级显示器和彩色显示器 |
TW201443481A (zh) * | 2013-05-07 | 2014-11-16 | Sinwa Technology Ltd | 自動調焦頭戴式顯示器 |
CN105319711A (zh) * | 2014-07-04 | 2016-02-10 | 尚立光电股份有限公司 | 自动调焦头戴式显示器 |
WO2017181590A1 (zh) * | 2016-04-19 | 2017-10-26 | 京东方科技集团股份有限公司 | 显示装置及显示方法 |
CN107817555A (zh) * | 2012-06-11 | 2018-03-20 | 奇跃公司 | 使用波导反射器阵列投射器的多深度平面三维显示器 |
CN207440416U (zh) * | 2017-11-22 | 2018-06-01 | 深圳创维新世界科技有限公司 | 头戴显示装置 |
CN109100866A (zh) * | 2018-10-22 | 2018-12-28 | 萤欧(上海)汽车科技有限公司 | 一种基于液晶偏振方向旋转器的车载ar-hud光学系统 |
CN110426845A (zh) * | 2019-08-09 | 2019-11-08 | 业成科技(成都)有限公司 | 眼球追踪架构 |
US10488921B1 (en) * | 2017-09-08 | 2019-11-26 | Facebook Technologies, Llc | Pellicle beamsplitter for eye tracking |
CN110959132A (zh) * | 2017-05-27 | 2020-04-03 | 李汶基 | 使用反射镜的眼镜型透明显示器 |
CN111045213A (zh) * | 2020-01-02 | 2020-04-21 | 京东方科技集团股份有限公司 | 一种光场显示装置及其显示方法 |
WO2020093032A1 (en) * | 2018-11-02 | 2020-05-07 | Gary Sharp Innovations, Llc | Compact polarization-based multi-pass optical architectures |
US10691198B1 (en) * | 2017-09-21 | 2020-06-23 | Facebook Technologies, Llc | Attenuation of Narcissus effect in pancake lens assembly |
WO2020226867A1 (en) * | 2019-05-03 | 2020-11-12 | Facebook Technologies, Llc | Pancake lens assembly and optical system thereof |
CN112099244A (zh) * | 2020-09-04 | 2020-12-18 | 中国科学院计算技术研究所苏州智能计算产业技术研究院 | 基于视网膜成像检测的自适应变焦眼镜 |
CN112147787A (zh) * | 2020-10-29 | 2020-12-29 | 业成科技(成都)有限公司 | 增强现实抬头显示器 |
Family Cites Families (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US8101061B2 (en) * | 2004-03-05 | 2012-01-24 | Board Of Regents, The University Of Texas System | Material and device properties modification by electrochemical charge injection in the absence of contacting electrolyte for either local spatial or final states |
KR20090052169A (ko) * | 2007-11-20 | 2009-05-25 | 삼성전자주식회사 | 두부(頭部) 장착 디스플레이 |
US9304319B2 (en) * | 2010-11-18 | 2016-04-05 | Microsoft Technology Licensing, Llc | Automatic focus improvement for augmented reality displays |
US10684477B2 (en) * | 2014-09-30 | 2020-06-16 | Omnivision Technologies, Inc. | Near-eye display device and methods with coaxial eye imaging |
US20160091970A1 (en) * | 2014-09-30 | 2016-03-31 | OmniVision Optoelectronics Technologies (Shanghai) Co., Ltd. | Head-mounted display apparatuses |
TWI569040B (zh) * | 2015-05-07 | 2017-02-01 | 尚立光電股份有限公司 | 自動調焦頭戴式顯示裝置 |
JP7180873B2 (ja) * | 2015-12-22 | 2022-11-30 | イー-ビジョン スマート オプティックス, インク. | 動的集束ヘッドマウントディスプレイ |
US10429647B2 (en) * | 2016-06-10 | 2019-10-01 | Facebook Technologies, Llc | Focus adjusting virtual reality headset |
US10901205B1 (en) * | 2016-08-09 | 2021-01-26 | Facebook Technologies, Llc | Focus adjusting liquid crystal lenses in a head-mounted display |
US10248001B1 (en) * | 2016-11-16 | 2019-04-02 | Facebook Technologies, Llc | Varifocal structure comprising a liquid lens structure in optical series with a liquid crystal lens in a head-mounted display |
CN114690429A (zh) * | 2017-02-23 | 2022-07-01 | 奇跃公司 | 基于偏振转换的可变焦虚拟图像设备 |
US10698257B2 (en) * | 2017-03-16 | 2020-06-30 | Facebook Technologies, Llc | Liquid crystal display backlight utilizing reflective stack |
US10451885B2 (en) * | 2017-03-28 | 2019-10-22 | Facebook Technologies, Llc | Multifocal system using pixel level polarization controllers and folded optics |
EP3404475B1 (en) * | 2017-05-17 | 2020-01-08 | Facebook Technologies, LLC | Liquid crystal cells for polarization rotation |
US11112613B2 (en) * | 2017-12-18 | 2021-09-07 | Facebook Technologies, Llc | Integrated augmented reality head-mounted display for pupil steering |
CN208044203U (zh) * | 2018-04-28 | 2018-11-02 | 北京京东方光电科技有限公司 | 显示设备、光学系统和虚拟现实头戴显示设备 |
CN108957754B (zh) * | 2018-07-27 | 2021-08-24 | 京东方科技集团股份有限公司 | 增强现实设备及显示方法 |
CN110967831B (zh) * | 2018-09-29 | 2021-05-04 | 华为技术有限公司 | 一种光学成像系统及头戴式显示设备 |
KR20200136297A (ko) * | 2019-05-27 | 2020-12-07 | 삼성전자주식회사 | 사용자의 시선 방향에 따라 초점 영역을 조절하는 증강 현실 디바이스 및 그 동작 방법 |
CN110727111A (zh) * | 2019-10-23 | 2020-01-24 | 深圳惠牛科技有限公司 | 一种头戴显示光学系统及头戴显示设备 |
CN111783660B (zh) * | 2020-07-01 | 2023-11-10 | 业成科技(成都)有限公司 | 眼动追踪装置及应用其的电子装置 |
-
2021
- 2021-02-02 CN CN202110141682.8A patent/CN112946895B/zh active Active
- 2021-02-05 TW TW110104552A patent/TWI770812B/zh active
Patent Citations (21)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5853240A (en) * | 1995-12-22 | 1998-12-29 | Sharp Kabushiki Kaisha | Projector using a small-size optical system |
US6654080B1 (en) * | 1997-03-22 | 2003-11-25 | Kent Displays, Inc. | Stacked color liquid crystal display device |
CN101010619A (zh) * | 2004-08-26 | 2007-08-01 | 财团法人秋田企业活性化中心 | 光学元件 |
CN1825153A (zh) * | 2005-02-22 | 2006-08-30 | 佳能株式会社 | 变焦透镜和具有该变焦透镜的图像投影装置 |
CN103443846A (zh) * | 2011-03-09 | 2013-12-11 | 杜比实验室特许公司 | 高对比度的灰度级显示器和彩色显示器 |
CN102495490A (zh) * | 2011-11-16 | 2012-06-13 | 合肥工业大学 | 一种用于裸眼立体显示的液晶光阀幕 |
CN107817555A (zh) * | 2012-06-11 | 2018-03-20 | 奇跃公司 | 使用波导反射器阵列投射器的多深度平面三维显示器 |
TW201443481A (zh) * | 2013-05-07 | 2014-11-16 | Sinwa Technology Ltd | 自動調焦頭戴式顯示器 |
CN105319711A (zh) * | 2014-07-04 | 2016-02-10 | 尚立光电股份有限公司 | 自动调焦头戴式显示器 |
WO2017181590A1 (zh) * | 2016-04-19 | 2017-10-26 | 京东方科技集团股份有限公司 | 显示装置及显示方法 |
CN110959132A (zh) * | 2017-05-27 | 2020-04-03 | 李汶基 | 使用反射镜的眼镜型透明显示器 |
US10488921B1 (en) * | 2017-09-08 | 2019-11-26 | Facebook Technologies, Llc | Pellicle beamsplitter for eye tracking |
US10691198B1 (en) * | 2017-09-21 | 2020-06-23 | Facebook Technologies, Llc | Attenuation of Narcissus effect in pancake lens assembly |
CN207440416U (zh) * | 2017-11-22 | 2018-06-01 | 深圳创维新世界科技有限公司 | 头戴显示装置 |
CN109100866A (zh) * | 2018-10-22 | 2018-12-28 | 萤欧(上海)汽车科技有限公司 | 一种基于液晶偏振方向旋转器的车载ar-hud光学系统 |
WO2020093032A1 (en) * | 2018-11-02 | 2020-05-07 | Gary Sharp Innovations, Llc | Compact polarization-based multi-pass optical architectures |
WO2020226867A1 (en) * | 2019-05-03 | 2020-11-12 | Facebook Technologies, Llc | Pancake lens assembly and optical system thereof |
CN110426845A (zh) * | 2019-08-09 | 2019-11-08 | 业成科技(成都)有限公司 | 眼球追踪架构 |
CN111045213A (zh) * | 2020-01-02 | 2020-04-21 | 京东方科技集团股份有限公司 | 一种光场显示装置及其显示方法 |
CN112099244A (zh) * | 2020-09-04 | 2020-12-18 | 中国科学院计算技术研究所苏州智能计算产业技术研究院 | 基于视网膜成像检测的自适应变焦眼镜 |
CN112147787A (zh) * | 2020-10-29 | 2020-12-29 | 业成科技(成都)有限公司 | 增强现实抬头显示器 |
Non-Patent Citations (1)
Title |
---|
"液晶偏振变焦透镜组合设计";魏如东等;《液晶与显示》;20201231;第35卷(第7期);全文 * |
Also Published As
Publication number | Publication date |
---|---|
TW202232189A (zh) | 2022-08-16 |
TWI770812B (zh) | 2022-07-11 |
CN112946895A (zh) | 2021-06-11 |
Similar Documents
Publication | Publication Date | Title |
---|---|---|
US10656423B2 (en) | Head mounted display apparatus | |
Rolland et al. | Head-mounted display systems | |
JP4155343B2 (ja) | 二つの光景からの光を観察者の眼へ代替的に、あるいは同時に導くための光学系 | |
US5861936A (en) | Regulating focus in accordance with relationship of features of a person's eyes | |
KR100406945B1 (ko) | 착용형 디스플레이 장치 | |
US20200301239A1 (en) | Varifocal display with fixed-focus lens | |
US10148942B2 (en) | Mirror display system | |
US20170255012A1 (en) | Head mounted display using spatial light modulator to move the viewing zone | |
CN110520781A (zh) | 可转向中央凹显示器 | |
CN113892050A (zh) | 用于显示增强现实的电子设备和方法 | |
US12072494B2 (en) | Device and method for displaying augmented reality | |
CN107209390A (zh) | 组合高分辨率窄场显示和中分辨率宽场显示 | |
CN105702171A (zh) | 显示装置及显示方法 | |
US11586049B2 (en) | Steerable hybrid display using a waveguide | |
CN114616511A (zh) | 改善双眼视觉的系统与方法 | |
US10108021B2 (en) | Visualization system for three-dimensional images | |
US20200081254A1 (en) | Apparatus to achieve compact head mounted display with reflectors and eyepiece element | |
JP3453086B2 (ja) | 三次元表示方法およびヘッドマウントディスプレイ装置 | |
CN109061884A (zh) | 焦深可调的透视型近眼显示光学系统 | |
CN107111143B (zh) | 视觉系统及观片器 | |
CN112946895B (zh) | 头戴式显示装置 | |
US20230036308A1 (en) | Apparatus and method for measuring visual acuity by using focus-tunable lens | |
CN110573934A (zh) | 面镜装置 | |
Li et al. | Dual-focal Plane Augmented Reality Near-eye Display Adopting Liquid Crystal Variable Retarder | |
KR20210150250A (ko) | 증강 현실을 디스플레이하는 장치 및 방법 |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
PB01 | Publication | ||
PB01 | Publication | ||
SE01 | Entry into force of request for substantive examination | ||
SE01 | Entry into force of request for substantive examination | ||
GR01 | Patent grant | ||
GR01 | Patent grant | ||
TR01 | Transfer of patent right |
Effective date of registration: 20240105 Address after: 518109, Building E4, 101, Foxconn Industrial Park, No. 2 East Ring 2nd Road, Fukang Community, Longhua Street, Longhua District, Shenzhen City, Guangdong Province (formerly Building 1, 1st Floor, G2 District), H3, H1, and H7 factories in K2 District, North Shenchao Optoelectronic Technology Park, Minqing Road, Guangdong Province Patentee after: INTERFACE OPTOELECTRONICS (SHENZHEN) Co.,Ltd. Patentee after: Interface Technology (Chengdu) Co., Ltd. Patentee after: GENERAL INTERFACE SOLUTION Ltd. Address before: No.689 Hezuo Road, West District, high tech Zone, Chengdu City, Sichuan Province Patentee before: Interface Technology (Chengdu) Co., Ltd. Patentee before: INTERFACE OPTOELECTRONICS (SHENZHEN) Co.,Ltd. Patentee before: Yicheng Photoelectric (Wuxi) Co.,Ltd. Patentee before: GENERAL INTERFACE SOLUTION Ltd. |
|
TR01 | Transfer of patent right |