WO2006080277A1 - 表示装置 - Google Patents
表示装置 Download PDFInfo
- Publication number
- WO2006080277A1 WO2006080277A1 PCT/JP2006/300971 JP2006300971W WO2006080277A1 WO 2006080277 A1 WO2006080277 A1 WO 2006080277A1 JP 2006300971 W JP2006300971 W JP 2006300971W WO 2006080277 A1 WO2006080277 A1 WO 2006080277A1
- Authority
- WO
- WIPO (PCT)
- Prior art keywords
- pixels
- pixel
- display device
- display
- rectangular
- Prior art date
Links
Classifications
-
- 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
- G02F1/134336—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
- G02F2201/00—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00
- G02F2201/12—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode
- G02F2201/122—Constructional arrangements not provided for in groups G02F1/00 - G02F7/00 electrode having a particular pattern
Definitions
- the present invention relates to a display device mounted on a portable terminal.
- a display device in which the display area is enlarged by changing the standard resolution of the display device and adding pixels of several lines or several columns.
- a liquid crystal display device in which 240 ⁇ 320 (QVGA), which is a general resolution, is changed to 240 ⁇ 345.
- pixels having an aspect ratio different from one to one are arranged in a grid.
- a structured liquid crystal display device has been proposed. (Patent Document 1).
- Patent Document 1 Japanese Patent Application Laid-Open No. 2000-180880
- the liquid crystal display device shown in FIG. 8 has a rectangular shape during display, the displayed image may be distorted.
- FIG. 9 (a) all the images
- FIG. 9 (b) in a display device in which elements are displayed as circles in a display device in which pixels are square-shaped, and in a display device in which all pixels are formed in rectangular pixels, as shown in FIG. Displayed, the user may feel uncomfortable.
- An object of the present invention is to reduce a sense of incongruity felt by a user when viewing a display device configured of rectangular pixels.
- the display device is a display device having a display unit in which a plurality of pixels are arranged in a grid, and the display unit is a region including a rectangular pixel and a square pixel. And an area composed of
- the display section is not completely composed of rectangular pixels, but a part of the area is composed of rectangular pixels and the remaining area is composed of square pixels. Even if one image is displayed on the entire display portion, distortion of the entire image is small, and the user feels less discordant.
- At least one row of upper and lower ends of the display unit is formed of rectangular pixels.
- the opening area of the rectangular pixel and the square opening area are the same.
- the display device is a liquid crystal display device, and at least one row of upper and lower ends of the display unit is formed of rectangular pixels, and the reflection performance of the rectangular pixels is It is higher than the reflection performance of the square pixel.
- the reflected light of the external light can be used more, so the power consumed for lighting the knock light can be reduced.
- the areas at the upper and lower ends can be displayed even when the knock light is turned off.
- the display device is a liquid crystal display device
- the storage device has a storage capacity for holding a pixel voltage for each of the plurality of pixels.
- the opening areas of the plurality of pixels are made the same.
- a mobile phone terminal of the present invention includes at least one of the display devices described above.
- the display area of the display device of the mobile phone terminal is expanded.
- the display area formed by the rectangular pixels displays information on a state of the mobile phone terminal or information for guiding an operation of the mobile phone terminal.
- the present invention it is possible to reduce the sense of incongruity felt by the user when viewing a display device configured with rectangular pixels. Further, power consumption can be reduced by providing the above-described additional function to the rectangular pixel.
- FIG. 1 is a schematic view of a display device according to a first embodiment of the present invention.
- FIG. 2 A diagram for explaining the relationship between the viewing angle and the aspect ratio of the pixel.
- FIG. 3 An example of a screen displayed on a liquid crystal display device mounted on a mobile phone terminal according to Embodiment 2 of the present invention
- FIG. 4 A schematic view of a display device according to a third embodiment of the present invention
- FIG. 5 A modification of the shape of the opening of the rectangular pixel in the third embodiment of the present invention Figure shown
- FIG. 7 Schematic diagram of the pixel configuration of the conventional display (pixel aspect ratio 1: 1)
- Pixel square-like pixel whose aspect ratio of 108 pixels is 1 to 1
- Pixel whose aspect ratio of 109 pixels is 1 to 1.1 (rectangular pixel)
- FIG. 1 is a schematic view of a display device according to Embodiment 1 of the present invention.
- FIG. 2 is a diagram for explaining the relationship between the viewing angle and the aspect ratio of the pixel.
- the display unit of the display device has a plurality of unit pixels 101 arranged in a grid.
- the unit pixel 101 has a light shielding area 102 for concealing wiring and the like, an opening 103 for the red sub pixel, an opening 104 for the green sub pixel, and an opening 105 for the blue sub pixel.
- the red subpixel aperture 103, the green subpixel aperture 104, and the blue subpixel aperture 105 allow color display.
- unit pixel 101 includes pixel 108 (square-shaped pixel) having a pixel aspect ratio of 1 to 1 and pixel 109 (rectangular pixel) having a pixel aspect ratio of 1 to 1.1.
- pixel 108 square-shaped pixel
- pixel 109 rectangular pixel
- the upper and lower ends of the display portion are regions 107 formed of rectangular pixels, and the central portion is a region 106 formed of square pixels.
- the aspect ratio of the pixels is not limited to the aspect ratio exemplified here, and the place where each pixel is arranged is not limited to the one shown here.
- the gist of the first embodiment is that two or more types of pixels having different shapes exist in the display portion of the display device.
- the display unit is not composed of all rectangular pixels, but is composed of a region 107 composed of rectangular pixels and a region 108 composed of square pixels.
- the distortion of the image that occurs when all the pixels are rectangular is reduced, and it becomes difficult for the user to detect the distortion. Therefore, the user can visually recognize the information displayed on the display unit without feeling uncomfortable.
- a display device requiring a flat light source such as a backlight for example, a liquid crystal display device, further effects can be obtained.
- the knock light realizes a planar light source in a pseudo manner using a plurality of linear light sources such as CCFLs or point light sources such as LEDs, and using a light guide plate or the like. Because of this, knock lights have some intensity gradients that are not completely identical.
- the backlight it is general to brighten the center and darken the end. Therefore, if the upper and lower end portions or the outer peripheral portion of the display portion are formed by rectangular pixels and the central portion is formed by square pixels as in this embodiment, the rectangular pixels are more open than square pixels. Because the rate is high, the brightness gradient of the entire knock light is reduced.
- the visual angle ex (a human eye 201 and the both ends of the object to be visually recognized are connected Due to the size of the formed angle), the pixel 203 in the outer peripheral part looks smaller than the pixel 204 in the central part. So, let X '(the length of the pixel on the outer edge), X (the length of the pixel in the center), and the viewing angle ex satisfy the relationship of Eq. Change in stages.
- FIG. 3 is an example of a screen displayed on the liquid crystal display device mounted on the mobile phone terminal according to the second embodiment of the present invention.
- the display unit of the liquid crystal display device includes an operation information display unit 301 of the terminal and an optional information display unit 30. 9 and an operation guidance display unit 305 of the terminal.
- the operation information display unit 301 of the terminal is constituted by rectangular pixels, and displays operation information of the terminal such as the battery mark 302, the message mark 303, the antenna mark 304 and the like.
- the optional information display unit 309 is configured of square pixels.
- the operation guidance display unit 305 of the terminal is formed of rectangular pixels, and displays an operation guidance display 306, an operation guidance display 307, and an operation guidance display 308.
- the upper and lower end portions of the display unit of the liquid crystal display device mounted on a mobile phone terminal are frequently used by the user, such as battery mark 302, message mark 303, antenna mark 304, operation guidance display 306, etc.
- There is little opportunity to display information and display text data such as mail and phonebook and image data. Therefore, the user has less chances of detecting that the shapes of the pixels of the operation information display unit 301 of the terminal and the operation guidance display unit 305 of the terminal are different from the shapes of the pixels of the arbitrary information display unit 309. Lei.
- FIG. 4 is a schematic view of a display device according to a third embodiment of the present invention.
- FIG. 5 is a view showing a modification of the shape of the opening of the rectangular pixel in the third embodiment of the present invention.
- the display unit of the display device of the third embodiment has a plurality of unit pixels 401 arranged in a grid.
- the unit pixel 401 has a light shielding area 402 for hiding wiring and the like, an opening 403 for the red sub-pixel, an opening 404 for the green sub-pixel, and an opening 405 for the blue sub-pixel.
- the red sub-pixel aperture 403, the green sub-pixel aperture 404, and the blue sub-pixel aperture 405 allow color display.
- a pixel 408 square-shaped pixel whose pixel aspect ratio is 1 to 1 and a pixel 409 (rectangular pixel) whose pixel aspect ratio is 1 to 1.1 are included. is there.
- the lower ends are regions 407 composed of rectangular pixels, and the central part is a region 406 composed of square pixels.
- the opening 403 of the red sub-pixel, the opening 404 of the green sub-pixel, and the opening 405 of the blue sub-pixel are described.
- the area of the opening of the square pixel and the area of the opening of the rectangular pixel are the same. Therefore, when the knock light or the like emits uniform planar light, the transmitted light amount becomes the same for all the pixels on the display surface, and the luminance can be made to coincide.
- FIG. 5 shows a modification of the shape of the opening of the rectangular pixel in the third embodiment of the present invention.
- the aperture 501 of the red subpixel, the aperture 502 of the green subpixel, and the aperture 503 of the blue subpixel are each divided into two, and the square pixel is Although different from the shape of the openings, the total area of each opening is the same. Therefore, the transmitted light amount becomes the same for all the pixels of the display portion, and the luminance can be made to coincide. That is, if the area of the opening is the same, the same effect can be obtained even if the shape of the opening is changed.
- FIG. 6 is an example of a screen displayed on the liquid crystal display device mounted on the mobile phone terminal according to the fourth embodiment of the present invention.
- the display unit of the fourth embodiment is configured of an operation information display unit 601 of the terminal, an arbitrary information display unit 605, and an operation guidance display unit 605 of the terminal.
- the operation information display unit 601 of the terminal is constituted by rectangular pixels, and displays operation information of the terminal such as the battery mark 602, the message mark 603, the antenna mark 604 and the like.
- the optional information display unit 609 is composed of square pixels.
- the operation guidance display unit 605 of the terminal is formed of rectangular pixels, and displays an operation guidance display 606, an operation guidance display 607, and an operation guidance display 608.
- the area of the reflective electrode portion in the pixel is designed to be larger than the area of the reflective electrode portion of the square pixel.
- the operation information display unit 601 of the terminal and the operation of the terminal The reflectance of the area of the guidance display unit 605 is 2%, and the area of the optional information display unit 609 is 0%.
- the user can visually recognize information regarding the operation information of the terminal and the operation guidance of the terminal.
- the storage capacity of the rectangular pixel area is increased, and the rewriting cycle of this area is slower (for example, 20 [Hz]) than the rewriting cycle (for example, 60 [Hz]) of the normal use state.
- the reflection performance and the storage capacity can be simultaneously increased by using the electrode forming the storage capacity and the reflective electrode in common.
- a display device provided with an optical sensor or the like in each pixel and capable of automatically adjusting the luminance in accordance with the illuminance at the time of use with a line scanner or the like is provided with the above-described function in part of the pixels of the display unit Let's make the amount of transmitted light constant.
- the present invention can be applied to a monochrome display device as well.
- the display device of the present invention has an effect that distortion of an image displayed on the display device can be reduced, and the display mounted on a mobile communication terminal such as a mobile phone or PDA (Personal Digital Assistant). It is useful as a device.
- a mobile communication terminal such as a mobile phone or PDA (Personal Digital Assistant). It is useful as a device.
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- Physics & Mathematics (AREA)
- Nonlinear Science (AREA)
- Geometry (AREA)
- Mathematical Physics (AREA)
- Chemical & Material Sciences (AREA)
- Crystallography & Structural Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Optics & Photonics (AREA)
- Control Of Indicators Other Than Cathode Ray Tubes (AREA)
- Liquid Crystal (AREA)
- Devices For Indicating Variable Information By Combining Individual Elements (AREA)
Abstract
Description
Claims
Priority Applications (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2007500497A JP4298775B2 (ja) | 2005-01-25 | 2006-01-23 | 表示装置 |
US11/813,575 US7973811B2 (en) | 2005-01-25 | 2006-01-23 | Display device |
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP2005-016910 | 2005-01-25 | ||
JP2005016910 | 2005-01-25 |
Publications (1)
Publication Number | Publication Date |
---|---|
WO2006080277A1 true WO2006080277A1 (ja) | 2006-08-03 |
Family
ID=36740308
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
PCT/JP2006/300971 WO2006080277A1 (ja) | 2005-01-25 | 2006-01-23 | 表示装置 |
Country Status (4)
Country | Link |
---|---|
US (1) | US7973811B2 (ja) |
JP (1) | JP4298775B2 (ja) |
CN (1) | CN101080757A (ja) |
WO (1) | WO2006080277A1 (ja) |
Families Citing this family (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CN103941467A (zh) * | 2014-04-01 | 2014-07-23 | 京东方科技集团股份有限公司 | 一种显示面板、显示装置及其制作方法 |
US10279736B2 (en) | 2017-06-29 | 2019-05-07 | Jvis-Usa, Llc | Vehicle interior trim assembly configured to form a light pattern having an emblem shape at the front of a trim part such as an air bag cover |
US10507764B2 (en) | 2017-06-29 | 2019-12-17 | Jvis-Usa, Llc | Vehicle interior trim assembly configured to form a light pattern having an emblem shape at the front of a trim part such as an air bag cover |
US10259387B1 (en) | 2017-10-16 | 2019-04-16 | Jvis-Usa, Llc | Illuminated vehicle interior assembly such as a safety belt buckle assembly |
US10144347B1 (en) | 2017-10-16 | 2018-12-04 | Jvis-Usa, Llc | Illuminator assembly for a safety belt buckle |
Citations (5)
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JP2001117072A (ja) * | 1999-10-14 | 2001-04-27 | Alps Electric Co Ltd | アクティブマトリクス型液晶表示装置 |
JP2001282204A (ja) * | 2000-03-31 | 2001-10-12 | Minolta Co Ltd | 表示装置 |
JP2002040480A (ja) * | 2000-07-24 | 2002-02-06 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
JP2003162236A (ja) * | 2001-11-27 | 2003-06-06 | Seiko Epson Corp | 画像表示装置 |
JP2003228040A (ja) * | 2002-02-06 | 2003-08-15 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
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KR100259783B1 (ko) * | 1994-03-11 | 2000-06-15 | 미다라이 후지오 | 다수의 컬러 개별 레벨 디스플레이를 위한 디스플레이 픽셀 밸런싱 |
EP0703562A3 (en) * | 1994-09-26 | 1996-12-18 | Canon Kk | Method and device for controlling a display device |
US6014121A (en) * | 1995-12-28 | 2000-01-11 | Canon Kabushiki Kaisha | Display panel and apparatus capable of resolution conversion |
JP3874950B2 (ja) * | 1998-12-01 | 2007-01-31 | アルプス電気株式会社 | 画像表示装置 |
JP2000180880A (ja) | 1998-12-10 | 2000-06-30 | Toshiba Tec Corp | 表示装置 |
EP1130568A3 (en) | 2000-03-01 | 2003-09-10 | Minolta Co., Ltd. | Liquid crystal display device |
KR100467990B1 (ko) * | 2000-09-05 | 2005-01-24 | 가부시끼가이샤 도시바 | 표시 장치 |
JP2002090765A (ja) * | 2000-09-12 | 2002-03-27 | Seiko Epson Corp | 液晶表示装置および電子機器 |
US6909413B2 (en) * | 2000-10-27 | 2005-06-21 | Matsushita Electric Industrial Co., Ltd. | Display device |
JP2002333870A (ja) * | 2000-10-31 | 2002-11-22 | Matsushita Electric Ind Co Ltd | 液晶表示装置、el表示装置及びその駆動方法、並びに副画素の表示パターン評価方法 |
US7583279B2 (en) * | 2004-04-09 | 2009-09-01 | Samsung Electronics Co., Ltd. | Subpixel layouts and arrangements for high brightness displays |
JP4017499B2 (ja) * | 2002-11-06 | 2007-12-05 | シャープ株式会社 | 液晶表示装置 |
JP3796499B2 (ja) * | 2002-11-06 | 2006-07-12 | キヤノン株式会社 | カラー表示素子、カラー表示素子の駆動方法及びカラー表示装置 |
US7515122B2 (en) * | 2004-06-02 | 2009-04-07 | Eastman Kodak Company | Color display device with enhanced pixel pattern |
-
2006
- 2006-01-23 WO PCT/JP2006/300971 patent/WO2006080277A1/ja not_active Application Discontinuation
- 2006-01-23 JP JP2007500497A patent/JP4298775B2/ja not_active Expired - Fee Related
- 2006-01-23 US US11/813,575 patent/US7973811B2/en not_active Expired - Fee Related
- 2006-01-23 CN CNA2006800014154A patent/CN101080757A/zh active Pending
Patent Citations (5)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2001117072A (ja) * | 1999-10-14 | 2001-04-27 | Alps Electric Co Ltd | アクティブマトリクス型液晶表示装置 |
JP2001282204A (ja) * | 2000-03-31 | 2001-10-12 | Minolta Co Ltd | 表示装置 |
JP2002040480A (ja) * | 2000-07-24 | 2002-02-06 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
JP2003162236A (ja) * | 2001-11-27 | 2003-06-06 | Seiko Epson Corp | 画像表示装置 |
JP2003228040A (ja) * | 2002-02-06 | 2003-08-15 | Matsushita Electric Ind Co Ltd | 液晶表示装置 |
Also Published As
Publication number | Publication date |
---|---|
CN101080757A (zh) | 2007-11-28 |
US20090021459A1 (en) | 2009-01-22 |
US7973811B2 (en) | 2011-07-05 |
JP4298775B2 (ja) | 2009-07-22 |
JPWO2006080277A1 (ja) | 2008-06-19 |
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