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公开(公告)号:US20190250456A1
公开(公告)日:2019-08-15
申请号:US16264709
申请日:2019-02-01
发明人: YI-CHIEN LO , HSIN-HSIANG LO , CHUAN-CHUNG CHANG , FU-MING CHUANG
IPC分类号: G02F1/1335 , G02F1/1362 , G02B26/08
CPC分类号: G02F1/133528 , G02B26/0833 , G02B27/22 , G02F1/133526 , G02F1/136277 , G02F2001/13355 , G02F2203/02
摘要: A display device includes a light source, a light-directing element, a first lens, a microlens array, and a reflective display element. The light-directing element is adapted to project a lighting beam provided by the light source toward an incident direction. The first lens is configured to receive the lighting beam projected by the light-directing element and project the lighting beam toward the incident direction. The first lens is located between the microlens array and the light-directing element. The micro-image units of the reflective display element correspond to the microlenses of the microlens array respectively. Each micro-image unit converts the lighting beam into an sub-image beam and reflect the sub-image beam to the microlens array. Each sub-image beam is projected to the first lens by the corresponding microlens, and the sub-image beams pass through the light-directing element and transmit to an aperture to form an image beam.
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公开(公告)号:US20190107758A1
公开(公告)日:2019-04-11
申请号:US15986415
申请日:2018-05-22
发明人: Seunghyun PARK , Junho SONG
IPC分类号: G02F1/1343 , G02F1/1335
CPC分类号: G02F1/134309 , G02F1/133371 , G02F1/133512 , G02F1/133514 , G02F2201/123 , G02F2201/52 , G02F2203/02
摘要: Provided is a reflective liquid crystal display device of an embodiment, including a plurality of pixel areas having a blue pixel area and a white pixel area adjacent to each other in a first direction, wherein the blue pixel area includes a first blue pixel part including a first pixel electrode and a first blue filter that overlaps the first pixel electrode, and a second blue pixel part including a second blue filter that does not overlap the first pixel electrode, wherein the white pixel area includes a first sub-white pixel part including a second pixel electrode and a third blue filter that overlaps the second pixel electrode, a second sub-white pixel part disposed between the second blue pixel part and the first sub-white pixel part and including the third blue filter, and a first white pixel part adjacent to the first sub-white pixel part and including the second pixel electrode and a first white filter that overlaps the second pixel electrode, which may improve the color sense for white light.
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公开(公告)号:US20180259783A1
公开(公告)日:2018-09-13
申请号:US15912620
申请日:2018-03-06
申请人: Japan Display Inc.
发明人: Yudai Numata , Takeo Koito
CPC分类号: G02B27/2292 , B29D11/00326 , G02B5/124 , G02B5/3025 , G02B5/3083 , G02B27/283 , G02F1/13306 , G02F1/133514 , G02F2203/02 , G02F2203/12 , G02F2203/50 , G02F2203/62
摘要: According to one embodiment, a display device includes an optical element including a transmission axis which transmits first linearly polarized light and reflecting second linearly polarized light which crosses the transmission axis, a display unit which emits display light of the second linearly polarized light towards the optical element, a retroreflector including a retroreflective unit which retroreflects reflection light reflected by the optical element, and a non-retroreflective unit, a modulating element including a modulating unit disposed in a position which overlaps the retroreflective unit, and a non-modulating unit disposed in a position which overlaps the non-retroreflective unit.
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公开(公告)号:US10073317B2
公开(公告)日:2018-09-11
申请号:US15181568
申请日:2016-06-14
发明人: Yasuhiro Kobashi
IPC分类号: G02B26/00 , G02F1/167 , G02F1/1335 , G02F1/1343 , G02B5/20 , B05D1/02 , B41J2/01
CPC分类号: G02F1/167 , B05D1/02 , B41J2/01 , G02B5/20 , G02B5/201 , G02F1/133514 , G02F1/13439 , G02F1/1676 , G02F2001/133562 , G02F2203/02
摘要: A color reflective display includes a substrate, an electrode pattern layer formed on the substrate, a reflective display-material layer formed on the electrode pattern layer, a light-transmissive electrode layer formed on the reflective display-material layer, a transparent layer formed on the transmissive electrode layer, and a color filter layer formed on the transparent layer and including an array of colored pixels. The color reflective display satisfies a following first formula when (0.54×C)−15 μm is zero or a positive value: (0.54×C)−15 μm≤D≤(0.54×C), and the color reflective display satisfies a following second formula when (0.54×C)−15 μm is a negative value: 0
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公开(公告)号:US20180157130A1
公开(公告)日:2018-06-07
申请号:US15576461
申请日:2016-05-18
发明人: MAYUKO SAKAMOTO
IPC分类号: G02F1/1343 , G02F1/1335 , G02F1/1339 , G02F1/1337 , G02F1/1333
CPC分类号: G02F1/134309 , G02F1/133345 , G02F1/133553 , G02F1/133555 , G02F1/1337 , G02F1/13394 , G02F1/13439 , G02F2001/13398 , G02F2203/02
摘要: Provided is a liquid crystal display device performing reflection display, wherein light leakage in areas where structural members are provided in a liquid crystal layer, and flicker during low frequency driving, are suppressed. The liquid crystal display device includes: a first substrate 11; a reflection electrode 14 provided on the first substrate 11, for each pixel; a second substrate 20 provided so as to be opposed to the first substrate 11; a liquid crystal layer 16 provided between the first substrate 11 and the second substrate 20; and a structural member 17 provided in the liquid crystal layer 16 in such a manner that the structural member 17 protrudes from one of the first substrate 11 and the second substrate 20 toward the other substrate. In an area of each pixel, no reflection electrode 14 is provided in an area where the structural member 17 is provided.
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公开(公告)号:US20180107070A1
公开(公告)日:2018-04-19
申请号:US15836725
申请日:2017-12-08
发明人: Rashmi RAO , Elijah AUGER
IPC分类号: G02F1/1335 , F21V8/00 , G02F1/355
CPC分类号: G02F1/133617 , G02B6/0023 , G02B6/0043 , G02B6/005 , G02B6/0073 , G02F1/3556 , G02F2001/133614 , G02F2001/133624 , G02F2202/36 , G02F2203/02
摘要: A display device includes a light source that includes a blue light-emitting diode (LED) configured to generate a blue output light; a nanocrystal material that is disposed between the light source and a liquid crystal module, and a light guide assembly. The nanocrystal material receives the blue output light, converts a first portion of the blue output light to a green light emission, converts a second portion of the blue output light to a red light emission, and transmits a remainder portion of the blue output light. The light guide assembly includes a planar light guide optically coupled to a light-receiving surface of the liquid crystal module and a curved light guide optically coupled to the planar light guide and configured to receive light from the light source and direct the light toward the planar light guide.
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公开(公告)号:US20180107061A1
公开(公告)日:2018-04-19
申请号:US15114606
申请日:2016-04-08
申请人: SHENZEN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD. , WUHAN CHINA STAR OPTOELECTRONICS TECHNOLOGY CO., LTD.
发明人: Xinhui Zhong
IPC分类号: G02F1/1335 , G02F1/1343
CPC分类号: G02F1/133553 , G02F1/133512 , G02F1/133514 , G02F1/13394 , G02F1/134309 , G02F1/13439 , G02F2001/133618 , G02F2201/121 , G02F2201/123 , G02F2203/02 , G02F2203/055 , G02F2203/34
摘要: A reflective liquid crystal display panel is provided, and includes: an upper substrate, a bottom substrate, and a liquid crystal layer disposed between the upper substrate and the bottom substrate. The upper substrate includes a common electrode used for providing a common voltage. The bottom substrate includes a pixel electrode used for providing a driving voltage, and a color reflecting layer used for reflecting ambient light from an exterior.
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公开(公告)号:US09927672B2
公开(公告)日:2018-03-27
申请号:US14971094
申请日:2015-12-16
IPC分类号: G02F1/137 , G02F1/133 , G02F1/1334 , G02F1/1335 , G02F1/139 , G02F1/1333
CPC分类号: G02F1/137 , G02F1/13306 , G02F1/133305 , G02F1/13338 , G02F1/1334 , G02F1/133555 , G02F1/13718 , G02F1/1391 , G02F2203/02 , G02F2203/05 , G02F2203/34
摘要: A multicolored pressure sensitive liquid crystal device includes a first transparent substrate that is flexible on which pressure is applied and a second substrate spaced apart from the first substrate. Also included are electrically conductive layers, one of which is in contact with the first substrate and is transparent and another of which is in contact with the second substrate. The electrically conductive layers are separated from each other. Also included is a pressure sensitive liquid crystal layer including cholesteric liquid crystal disposed between the electrically conductive layers. The liquid crystal layer includes at least first and second color regions. The first color region reflects light of a first color and the second color region reflects light of a second color. The pressure applied to the substrate results in a change in reflectance of the liquid crystal. In another aspect, the liquid crystal layer can include at least first and second regions that differ from each other in terms of a characteristic selected from the group consisting of wavelength of reflection, reflectivity, linewidth, electrooptic response, pressure sensitivity and combinations thereof.
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公开(公告)号:US20180005567A1
公开(公告)日:2018-01-04
申请号:US15632491
申请日:2017-06-26
发明人: Minoru TAKAHASHI , Kunio KIMURA , Rihito WADA
IPC分类号: G09G3/32 , G09G3/36 , G09G3/20 , G02F1/1333 , H01L27/32
CPC分类号: G09G3/32 , G02F1/1333 , G02F1/133555 , G02F2201/44 , G02F2201/58 , G02F2203/02 , G09G3/2003 , G09G3/2092 , G09G3/3208 , G09G3/36 , G09G3/3648 , G09G2300/023 , G09G2300/0426 , G09G2300/0452 , G09G2330/023 , G09G2360/144 , H01L27/3232
摘要: An electronic device includes a display portion, an imaging portion, a control portion, an input portion, and a sensor portion. The display portion has a first display element that reflects visible light and a second display element that emits visible light. The display portion has a function of displaying an image using one of or both first light reflected by the first display element and second light emitted from the second display element. The imaging portion takes an image of an object, the control portion controls the display portion and the imaging portion, the input portion inputs a signal for controlling the display portion and the imaging portion to the control portion, and the sensor portion outputs sensing data to the control portion, in consideration of illuminance of external light. Such a display device increases the display quality, or keeps high-quality display regardless of environmental conditions and reduces power consumption.
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公开(公告)号:US20170363906A1
公开(公告)日:2017-12-21
申请号:US15617199
申请日:2017-06-08
发明人: Yuichi YANAGISAWA , Naoyuki SENDA
IPC分类号: G02F1/1335 , G02F1/1368
CPC分类号: G02F1/133504 , G02F1/133528 , G02F1/133553 , G02F1/1336 , G02F1/1368 , G02F2201/44 , G02F2202/10 , G02F2203/02
摘要: To improve the display quality of a display device. To display a high-quality video regardless of a usage environment. To provide a light-weight and non-breakable display device. To reduce power consumption of a display device. The display device includes a first display element, a second display element, a light diffusion plate, and a polarizing plate. The first display element is a reflective liquid crystal element. The second display element is configured to emit visible light. The light diffusion plate and the polarizing plate are closer to a display surface side than the first display element is. The display device is configured to display an image using one or both of first light reflected by the first display element and second light emitted by the second display element.
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