JP5190583B2 - 液晶表示装置 - Google Patents
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- JP5190583B2 JP5190583B2 JP2006327053A JP2006327053A JP5190583B2 JP 5190583 B2 JP5190583 B2 JP 5190583B2 JP 2006327053 A JP2006327053 A JP 2006327053A JP 2006327053 A JP2006327053 A JP 2006327053A JP 5190583 B2 JP5190583 B2 JP 5190583B2
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- 239000004973 liquid crystal related substance Substances 0.000 title claims description 72
- 239000003990 capacitor Substances 0.000 claims description 53
- 239000010409 thin film Substances 0.000 claims description 46
- 230000001965 increasing effect Effects 0.000 claims description 17
- 239000000758 substrate Substances 0.000 claims description 15
- 230000007423 decrease Effects 0.000 claims description 8
- 238000000926 separation method Methods 0.000 claims description 8
- 230000003247 decreasing effect Effects 0.000 claims description 5
- 239000010408 film Substances 0.000 description 14
- 239000004065 semiconductor Substances 0.000 description 13
- 230000005684 electric field Effects 0.000 description 12
- 238000010586 diagram Methods 0.000 description 10
- 238000002834 transmittance Methods 0.000 description 10
- 230000008878 coupling Effects 0.000 description 7
- 238000010168 coupling process Methods 0.000 description 7
- 238000005859 coupling reaction Methods 0.000 description 7
- 238000000034 method Methods 0.000 description 6
- 239000011159 matrix material Substances 0.000 description 4
- 238000002161 passivation Methods 0.000 description 4
- 239000012780 transparent material Substances 0.000 description 4
- 229910052581 Si3N4 Inorganic materials 0.000 description 2
- 229910021417 amorphous silicon Inorganic materials 0.000 description 2
- 239000004020 conductor Substances 0.000 description 2
- 239000011521 glass Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- HQVNEWCFYHHQES-UHFFFAOYSA-N silicon nitride Chemical compound N12[Si]34N5[Si]62N3[Si]51N64 HQVNEWCFYHHQES-UHFFFAOYSA-N 0.000 description 2
- 101100327917 Caenorhabditis elegans chup-1 gene Proteins 0.000 description 1
- 101100116570 Caenorhabditis elegans cup-2 gene Proteins 0.000 description 1
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 229910010272 inorganic material Inorganic materials 0.000 description 1
- 239000011147 inorganic material Substances 0.000 description 1
- 239000011810 insulating material Substances 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 230000010287 polarization Effects 0.000 description 1
- 230000036632 reaction speed Effects 0.000 description 1
- 229910052814 silicon oxide Inorganic materials 0.000 description 1
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
- H01L27/1255—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs integrated with passive devices, e.g. auxiliary capacitors
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- 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
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- 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
- G02F1/136213—Storage capacitors associated with the pixel electrode
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01L—SEMICONDUCTOR DEVICES NOT COVERED BY CLASS H10
- H01L27/00—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate
- H01L27/02—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers
- H01L27/12—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body
- H01L27/1214—Devices consisting of a plurality of semiconductor or other solid-state components formed in or on a common substrate including semiconductor components specially adapted for rectifying, oscillating, amplifying or switching and having potential barriers; including integrated passive circuit elements having potential barriers the substrate being other than a semiconductor body, e.g. an insulating body comprising a plurality of TFTs formed on a non-semiconducting substrate, e.g. driving circuits for AMLCDs
-
- 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
- G02F1/1337—Surface-induced orientation of the liquid crystal molecules, e.g. by alignment layers
- G02F1/133707—Structures for producing distorted electric fields, e.g. bumps, protrusions, recesses, slits in pixel 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
- G02F1/133—Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
- G02F1/1333—Constructional arrangements; Manufacturing methods
- G02F1/1343—Electrodes
- G02F1/134309—Electrodes characterised by their geometrical arrangement
- G02F1/134345—Subdivided pixels, e.g. for grey scale or redundancy
-
- 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
- G02F1/136286—Wiring, e.g. gate line, drain line
-
- 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
- G02F1/1393—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 birefringence of the liquid crystal being electrically controlled, e.g. ECB-, DAP-, HAN-, PI-LC 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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/40—Arrangements for improving the aperture ratio
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- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Power Engineering (AREA)
- General Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Nonlinear Science (AREA)
- Condensed Matter Physics & Semiconductors (AREA)
- Computer Hardware Design (AREA)
- Crystallography & Structural Chemistry (AREA)
- Optics & Photonics (AREA)
- Chemical & Material Sciences (AREA)
- Mathematical Physics (AREA)
- Liquid Crystal (AREA)
Description
128 維持電極ライン、
169 第3ドレイン電極、
181 第1サブ画素電極、
182 第2サブ画素電極、
200 第2表示板、
250 共通電極、
300 液晶層。
Claims (7)
- 第1絶縁基板の上に形成されたゲートライン及び維持電極ラインと、
前記ゲートラインと絶縁されて交差するデータラインと、
n番目ゲートラインと少なくとも一部分がオーバーラップされ、前記データラインと連結される第1ソース電極と、
前記n番目ゲートラインと少なくとも一部分がオーバーラップされ、前記第1ソース電極と離隔されて形成される第1ドレイン電極及び第2ドレイン電極と、
前記第1ドレイン電極と電気的に連結される第1サブ画素電極と、
前記第2ドレイン電極と電気的に連結される第2サブ画素電極と、
n+1番目ゲートラインと少なくとも一部分がオーバーラップされ、前記第2サブ画素電極と電気的に連結されている第2ソース電極と、
前記n+1番目ゲートラインと少なくとも一部分がオーバーラップされると共に、前記第1サブ画素電極と少なくとも一部分がオーバーラップされ、かつ前記維持電極ラインと少なくとも一部分がオーバーラップされ、前記第2ソース電極と離隔されて形成され前記第1サブ画素電極の充電電圧を上昇させ、前記第2サブ画素電極の充電電圧を下降させる第3ドレイン電極と、
を含み、
前記第3ドレイン電極と前記第1サブ画素電極とのオーバーラップ領域は、前記第1サブ画素電極の充電電圧を上昇させる電圧上昇キャパシタを形成し、
前記第3ドレイン電極と前記維持電極ラインとのオーバーラップ領域は、前記第2サブ画素電極の充電電圧を下降させる電圧下降キャパシタを形成することを特徴とする液晶表示装置。 - 前記データラインは、前記第1サブ画素電極及び前記第2サブ画素電極に同じ充電電圧を提供することを特徴とする請求項1に記載の液晶表示装置。
- 前記維持電極ラインの少なくとも一部は、前記第1サブ画素電極と前記第2サブ画素電極とを分割する離隔部とオーバーラップされることを特徴とする請求項1または2に記載の液晶表示装置。
- 前記第1絶縁基板と対向する第2絶縁基板と、
前記第2絶縁基板の上に形成された共通電極と、
前記第1絶縁基板及び前記第2絶縁基板の間に介在されている液晶層と、
をさらに含むことを特徴とする請求項1〜3のいずれか一つに記載の液晶表示装置。 - 前記共通電極は、前記第1サブ画素電極及び前記第2サブ画素電極を分割する離隔部と実質的に平行な切開部を含み、
前記離隔部と前記切開部とは、前記液晶層を多数のドメインに分割することを特徴とする請求項4に記載の液晶表示装置。 - n番目ゲートラインにより制御される第1薄膜トランジスタ及び第2薄膜トランジスタと、
n+1番目ゲートラインにより制御される第3薄膜トランジスタと、
前記第1薄膜トランジスタの出力端と連結される第1サブ画素電極と、
前記第2薄膜トランジスタの出力端と連結され、前記第3薄膜トランジスタの入力端と連結されている第2サブ画素電極と、
前記第1サブ画素電極及び第2サブ画素電極とオーバーラップして維持キャパシタを形成する維持電極ラインを含み、
前記第3薄膜トランジスタの出力端は、前記n+1番目ゲートラインと少なくとも一部分がオーバーラップされると共に、前記第1サブ画素電極と少なくとも一部分がオーバーラップされ、かつ前記維持電極ラインと少なくとも一部分がオーバーラップされ、前記第1サブ画素電極の充電電圧を上昇させ、前記第2サブ画素電極の充電電圧を下降させ、
前記第3薄膜トランジスタの出力端と前記第1サブ画素電極との間には、前記第1サブ画素電極の充電電圧を上昇させる電圧アップキャパシタが形成され、
前記第3薄膜トランジスタの出力端と前記維持電極ラインとの間には、前記第2サブ画素電極の充電電圧を下降させる電圧ダウンキャパシタが形成されることを特徴とする液晶表示装置。 - 前記第1薄膜トランジスタ及び前記第2薄膜トランジスタの入力端は同一のデータラインに連結され、
前記第1薄膜トランジスタ及び前記第2薄膜トランジスタのターンオンの際、前記第1サブ画素電極及び前記第2サブ画素電極には同じ充電電圧が印加されることを特徴とする請求項6に記載の液晶表示装置。
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
KR10-2006-0071762 | 2006-07-28 | ||
KR1020060071762A KR101295298B1 (ko) | 2006-07-28 | 2006-07-28 | 액정 표시 장치 |
Publications (2)
Publication Number | Publication Date |
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JP2008033218A JP2008033218A (ja) | 2008-02-14 |
JP5190583B2 true JP5190583B2 (ja) | 2013-04-24 |
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JP2006327053A Active JP5190583B2 (ja) | 2006-07-28 | 2006-12-04 | 液晶表示装置 |
Country Status (4)
Country | Link |
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US (1) | US7532269B2 (ja) |
JP (1) | JP5190583B2 (ja) |
KR (1) | KR101295298B1 (ja) |
CN (1) | CN101114094B (ja) |
Families Citing this family (53)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR20080069733A (ko) * | 2007-01-24 | 2008-07-29 | 삼성전자주식회사 | 박막 트랜지스터 표시판 |
KR101294731B1 (ko) * | 2007-06-04 | 2013-08-16 | 삼성디스플레이 주식회사 | 어레이 기판, 이를 갖는 표시패널 및 이의 제조방법 |
KR101402913B1 (ko) * | 2007-07-04 | 2014-06-03 | 삼성디스플레이 주식회사 | 박막 트랜지스터 표시판 및 이를 포함하는 표시 장치 |
KR101358334B1 (ko) * | 2007-07-24 | 2014-02-06 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그 구동 방법 |
KR101599351B1 (ko) * | 2007-09-28 | 2016-03-15 | 삼성디스플레이 주식회사 | 액정 표시 장치 및 그의 구동 방법 |
TWI339304B (en) * | 2007-10-16 | 2011-03-21 | Au Optronics Corp | Pixel structure, driving method thereof and pixel array structure |
KR101414043B1 (ko) * | 2007-12-04 | 2014-07-21 | 삼성디스플레이 주식회사 | 박막 트랜지스터 기판 |
KR101409985B1 (ko) * | 2008-01-31 | 2014-06-20 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
KR101381348B1 (ko) * | 2008-02-14 | 2014-04-17 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
KR101518743B1 (ko) | 2008-03-05 | 2015-05-07 | 삼성디스플레이 주식회사 | 고속 구동이 가능한 광시야각 액정 표시 장치 |
JP4626664B2 (ja) * | 2008-03-31 | 2011-02-09 | カシオ計算機株式会社 | 液晶表示装置 |
KR101480006B1 (ko) * | 2008-04-14 | 2015-01-13 | 삼성디스플레이 주식회사 | 액정 표시 장치 |
KR101538320B1 (ko) * | 2008-04-23 | 2015-07-23 | 삼성디스플레이 주식회사 | 표시 장치 |
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