JP6472066B2 - 電気容量分圧式低い色ずれ画素回路 - Google Patents
電気容量分圧式低い色ずれ画素回路 Download PDFInfo
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- 239000003990 capacitor Substances 0.000 claims description 120
- 239000004973 liquid crystal related substance Substances 0.000 claims description 51
- 239000010409 thin film Substances 0.000 claims description 39
- 229910052751 metal Inorganic materials 0.000 claims description 14
- 239000002184 metal Substances 0.000 claims description 14
- 230000009471 action Effects 0.000 claims description 5
- 239000011159 matrix material Substances 0.000 claims 2
- WABPQHHGFIMREM-UHFFFAOYSA-N lead(0) Chemical compound [Pb] WABPQHHGFIMREM-UHFFFAOYSA-N 0.000 claims 1
- 238000005516 engineering process Methods 0.000 description 7
- 239000000758 substrate Substances 0.000 description 7
- 101150037603 cst-1 gene Proteins 0.000 description 5
- 238000010586 diagram Methods 0.000 description 5
- 239000013310 covalent-organic framework Substances 0.000 description 4
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000013461 design Methods 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000010408 film Substances 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000005855 radiation Effects 0.000 description 1
- 230000016776 visual perception Effects 0.000 description 1
Classifications
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3611—Control of matrices with row and column drivers
- G09G3/3648—Control of matrices with row and column drivers using an active matrix
-
- 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
- G02F1/13306—Circuit arrangements or driving methods for the control of single liquid crystal cells
-
- 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
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
-
- 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
- G02F1/136—Liquid crystal cells structurally associated with a semi-conducting layer or substrate, e.g. cells forming part of an integrated circuit
- G02F1/1362—Active matrix addressed cells
- G02F1/1368—Active matrix addressed cells in which the switching element is a three-electrode device
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/2003—Display of colours
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
- G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
- G09G3/34—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source
- G09G3/36—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals
- G09G3/3607—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters by control of light from an independent source using liquid crystals for displaying colours or for displaying grey scales with a specific pixel layout, e.g. using sub-pixels
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0421—Structural details of the set of electrodes
- G09G2300/0426—Layout of electrodes and connections
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/04—Structural and physical details of display devices
- G09G2300/0439—Pixel structures
- G09G2300/0443—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations
- G09G2300/0447—Pixel structures with several sub-pixels for the same colour in a pixel, not specifically used to display gradations for multi-domain technique to improve the viewing angle in a liquid crystal display, such as multi-vertical alignment [MVA]
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2300/00—Aspects of the constitution of display devices
- G09G2300/08—Active matrix structure, i.e. with use of active elements, inclusive of non-linear two terminal elements, in the pixels together with light emitting or modulating elements
- G09G2300/0876—Supplementary capacities in pixels having special driving circuits and electrodes instead of being connected to common electrode or ground; Use of additional capacitively coupled compensation electrodes
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
- G09G2320/00—Control of display operating conditions
- G09G2320/02—Improving the quality of display appearance
- G09G2320/0242—Compensation of deficiencies in the appearance of colours
Landscapes
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- General Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Crystallography & Structural Chemistry (AREA)
- Chemical & Material Sciences (AREA)
- Theoretical Computer Science (AREA)
- Computer Hardware Design (AREA)
- Mathematical Physics (AREA)
- Optics & Photonics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Liquid Crystal (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal Display Device Control (AREA)
Description
Vsub=(C1/(C1+C2))× (Vmain−Vcom)+Vcom
になる。
Vsub=(C1/(C1+C2))× (Vmain−Vcom)+Vcom(1)
になる。
Sub サブ領域
Gn 走査線
Data1、Data2 データ信号線
T1 第一薄膜トランジスタ
C1c1 第一液晶キャパシタ
Cst1 第一ストレージキャパシタ
T2 第二薄膜トランジスタ
C1c2 第二液晶キャパシタ
Cst2 第二ストレージキャパシタ
Claims (7)
- 列方向に沿って延在する配線である複数のデータ信号線と、前記列方向に交差する方向である行方向に沿って延在する配線である複数の走査信号線と、がマトリックス状に配線され、
それぞれの前記データ信号線は直列接続された第一キャパシタと第二キャパシタを介して共通電極線に電気的に接続されているとともに、それぞれの前記データ信号線ごとに一つの引き回し線が前記第一キャパシタと第二キャパシタとの間から引き出され、前記引き回し線が前記データ信号線と平行に配線されており、
さらに、複数のサブ画素がマトリックス状に配列され、
前記サブ画素は、それぞれ、メイン領域とサブ領域とに分けられており、
それぞれのサブ画素において、前記メイン領域と前記サブ領域とは前記列方向に並び、
一つの前記サブ画素を構成する前記メイン領域と前記サブ領域とは同一の前記走査信号線に接続されていて、前記走査信号線から前記メイン領域と前記サブ領域に走査信号が提供され、
同じ列に並んだ複数の前記サブ画素は、同一の前記データ信号線からデータ信号電圧の提供を受け、
前記同じ列に並んだ複数の前記サブ画素の前記メイン領域は、前記同一の前記データ信号線に接続されてメインデータ信号電圧を受け、
かつ、前記同じ列に並んだ複数の前記サブ画素の前記サブ領域は、前記同一の前記データ信号線と平行に配線された前記引き回し線に接続されて前記メインデータ信号電圧とは異なるサブデータ信号電圧を受ける
ことを特徴とする画素回路。 - 請求項1に記載の画素回路において、
前記メイン領域内には第一薄膜トランジスタと、第一液晶キャパシタと、第一ストレージキャパシタが含まれ、
前記第一薄膜トランジスタのゲート電極は前記走査線に電気的に接続され、ソース電極は前記データ信号線に電気的に接続され、
前記第一液晶キャパシタと前記第一ストレージキャパシタは並列に連結された後、一端は前記第一薄膜トランジスタのドレイン電極に電気的に接続され、他端は定電圧に電気的に接続され、
前記サブ領域内には第二薄膜トランジスタと、第二液晶キャパシタと、第二ストレージキャパシタが含まれ、
前記第二薄膜トランジスタのゲート電極は前記走査線に電気的に接続され、ソース電極は前記引き回し線に電気的に接続され、
前記第二液晶キャパシタと第二ストレージキャパシタは並列に連結された後、一端は前記第二薄膜トランジスタのドレイン電極に電気的に接続され、他端は前記定電圧に電気的に接続される
ことを特徴とする画素回路。 - 請求項2に記載の画素回路において、
前記第一キャパシタと第二キャパシタの分圧作用により、前記メインデータ信号電圧とサブデータ信号電圧の関係は、
Vsub=(C1/(C1+C2))×(Vmain−Vcom)+Vcomで表わされる
ことを特徴とする画素回路。
ただし、
Vsubはサブデータ信号電圧を表し、
Vmainはメインデータ信号電圧を表し、
C1は第一キャパシタの容量を表し、
C2は第二キャパシタの容量を表し、
Vcomは共通電極電圧を表す。 - 請求項3に記載の画素回路において、
前記第一キャパシタの容量C1と、第二キャパシタの容量C2の大きさはそれぞれ前記第一キャパシタおよび第二キャパシタの面積によって決まり、
前記第一キャパシタと前記第二キャパシタの面積を変えることによって、
前記メインデータ信号電圧と前記サブデータ信号電圧との差が変えられる
ことを特徴とする画素回路。 - 請求項2から請求項4のいずれかに記載の画素回路において、
前記第一キャパシタ及び前記第二キャパシタは、前記第一薄膜トランジスタおよび前記第二薄膜トランジスタを構成している第一金属層と第二金属層を用いて構成されている
ことを特徴とする画素回路。 - 請求項2から請求項4のいずれかに記載の画素回路において、
前記第一キャパシタ及び前記第二キャパシタは、前記第一薄膜トランジスタおよび前記第二薄膜トランジスタを構成している金属層のうちの一つである第一金属層と、ITO画素電極と、を用いて構成されている
ことを特徴とする画素回路。 - 請求項1から請求項6のいずれかに記載の画素回路において、
前記メイン領域と前記サブ領域はそれぞれ4個のドメインを含む
ことを特徴とする画素回路。
Applications Claiming Priority (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201510129863.3A CN104698643A (zh) | 2015-03-23 | 2015-03-23 | 电容分压式低色偏像素电路 |
CN201510129863.3 | 2015-03-23 | ||
PCT/CN2015/078827 WO2016149995A1 (zh) | 2015-03-23 | 2015-05-13 | 电容分压式低色偏像素电路 |
Publications (2)
Publication Number | Publication Date |
---|---|
JP2018508043A JP2018508043A (ja) | 2018-03-22 |
JP6472066B2 true JP6472066B2 (ja) | 2019-02-20 |
Family
ID=53345944
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Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP2017545378A Active JP6472066B2 (ja) | 2015-03-23 | 2015-05-13 | 電気容量分圧式低い色ずれ画素回路 |
Country Status (6)
Country | Link |
---|---|
US (1) | US9633619B2 (ja) |
JP (1) | JP6472066B2 (ja) |
KR (1) | KR102107885B1 (ja) |
CN (1) | CN104698643A (ja) |
GB (1) | GB2550307B (ja) |
WO (1) | WO2016149995A1 (ja) |
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CN106707570B (zh) * | 2016-12-29 | 2020-05-05 | 深圳市华星光电技术有限公司 | 一种阵列基板、显示面板以及短路的检测方法 |
CN106855668B (zh) * | 2016-12-30 | 2019-03-15 | 深圳市华星光电技术有限公司 | 像素结构、阵列基板及显示面板 |
CN106814506B (zh) * | 2017-04-01 | 2018-09-04 | 深圳市华星光电技术有限公司 | 一种液晶显示面板及装置 |
CN107065350B (zh) * | 2017-04-10 | 2019-10-25 | 深圳市华星光电半导体显示技术有限公司 | 八畴3t像素结构 |
CN108983517A (zh) * | 2018-07-17 | 2018-12-11 | 深圳市华星光电技术有限公司 | 像素电路及液晶显示面板 |
CN108962173A (zh) * | 2018-08-02 | 2018-12-07 | 惠科股份有限公司 | 一种显示面板和显示装置 |
CN109243388A (zh) * | 2018-10-11 | 2019-01-18 | 惠科股份有限公司 | 显示面板及显示装置 |
TWI685698B (zh) * | 2019-01-03 | 2020-02-21 | 友達光電股份有限公司 | 畫素陣列基板及其驅動方法 |
KR20200122456A (ko) * | 2019-04-17 | 2020-10-28 | 삼성디스플레이 주식회사 | 복수의 데이터 드라이버들을 포함하는 표시 장치 |
CN111292695B (zh) * | 2020-02-21 | 2021-03-16 | Tcl华星光电技术有限公司 | 一种goa电路和显示面板 |
CN111240106A (zh) * | 2020-03-12 | 2020-06-05 | Tcl华星光电技术有限公司 | 显示面板 |
CN111258142A (zh) | 2020-03-16 | 2020-06-09 | Tcl华星光电技术有限公司 | 像素驱动电路及显示面板 |
CN111816138A (zh) * | 2020-08-19 | 2020-10-23 | 惠科股份有限公司 | 显示装置及其驱动方法 |
CN112198725B (zh) * | 2020-10-22 | 2022-07-12 | Tcl华星光电技术有限公司 | 彩膜基板及液晶显示面板 |
US11670213B2 (en) * | 2020-12-18 | 2023-06-06 | Boe Technology Group Co., Ltd. | Display panel and driving method thereof, and display device |
CN114815343B (zh) * | 2022-05-07 | 2023-11-28 | 深圳市华星光电半导体显示技术有限公司 | 显示面板的控制方法及显示面板 |
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JPH0954341A (ja) * | 1995-08-16 | 1997-02-25 | Matsushita Electric Ind Co Ltd | アクティブマトリックス型液晶表示素子 |
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US7683988B2 (en) * | 2006-05-10 | 2010-03-23 | Au Optronics | Transflective liquid crystal display with gamma harmonization |
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TWI375844B (en) * | 2007-11-28 | 2012-11-01 | Wintek Corp | Array substrate and liquid crystal display device |
CN101216645B (zh) * | 2008-01-04 | 2010-11-10 | 昆山龙腾光电有限公司 | 低色偏液晶显示器及其驱动方法 |
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CN104280965A (zh) * | 2014-10-29 | 2015-01-14 | 深圳市华星光电技术有限公司 | 显示面板及其中像素结构和驱动方法 |
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GB2550307A (en) | 2017-11-15 |
JP2018508043A (ja) | 2018-03-22 |
GB201711833D0 (en) | 2017-09-06 |
KR20170105067A (ko) | 2017-09-18 |
CN104698643A (zh) | 2015-06-10 |
US20170039966A1 (en) | 2017-02-09 |
WO2016149995A1 (zh) | 2016-09-29 |
US9633619B2 (en) | 2017-04-25 |
KR102107885B1 (ko) | 2020-05-08 |
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