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公开(公告)号:US20220028959A1
公开(公告)日:2022-01-27
申请号:US17496158
申请日:2021-10-07
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
IPC: H01L27/32 , H01L51/52 , H01L51/00 , G09G3/3225
Abstract: A display device according to an embodiment of the present invention includes: a base material including a display region and a curved region; a wiring line disposed on the base material and disposed from the display region over the curved region; and a heat dissipating layer formed corresponding to a position at which the wiring line is disposed in the curved region.
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公开(公告)号:US20190187508A1
公开(公告)日:2019-06-20
申请号:US16285718
申请日:2019-02-26
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
CPC classification number: G02F1/133305 , G02F1/133308 , G06F1/1652 , H01L27/12 , H01L27/1218 , H01L27/1248 , H01L27/3258 , H01L27/3276 , H01L51/0097 , H01L2227/323 , H01L2251/5338 , H05B33/04 , H05B33/0806
Abstract: Provided is a display device having a flexible substrate including an active region and a wiring region. The active region possesses a plurality of pixels each including a display element. The wiring region has a plurality of terminals, and a plurality of wirings extends from the active region to the plurality of terminals. An insulating film included in the active region and extending from the active region has a sidewall between an edge of the flexible substrate and the wiring adjacent to the edge in the wiring region. The sidewall has a curved portion on a plane in which the plurality of wirings is arranged, and a distance between the edge and the curved portion is curvedly varied.
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公开(公告)号:US20160086538A1
公开(公告)日:2016-03-24
申请号:US14883021
申请日:2015-10-14
Inventor: Naoki TOKUDA , Hiroshi KAGEYAMA , Masamitsu FURUIE
CPC classification number: G09G3/3233 , G09G3/3266 , G09G2320/0233 , G09G2320/0257 , G09G2320/0266 , G09G2330/00 , G09G2330/02 , H01L27/3276 , H01L51/5225 , H01L2251/5338 , H05B33/04 , H05B33/08
Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.
Abstract translation: 本发明通过降低向有机EL元件供电的电源总线的线路电阻来克服诸如亮度倾斜或涂抹的图像缺陷。 排列成矩阵阵列的多个像素连接到电源线,并且多个电源线连接到电源总线。 电源总线的两端经由FPC与电源部连接。 通过从电源部向电源总线的两端供电,能够降低电源总线的线路电阻。
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公开(公告)号:US20200174305A1
公开(公告)日:2020-06-04
申请号:US16780993
申请日:2020-02-04
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
Abstract: Provided is a display device having a flexible substrate including an active region and a wiring region. The active region possesses a plurality of pixels each including a display element. The wiring region has a plurality of terminals, and a plurality of wirings extends from the active region to the plurality of terminals. An insulating film included in the active region and extending from the active region has a sidewall between an edge of the flexible substrate and the wiring adjacent to the edge in the wiring region. The sidewall has a curved portion on a plane in which the plurality of wirings is arranged, and a distance between the edge and the curved portion is curvedly varied.
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公开(公告)号:US20170250377A1
公开(公告)日:2017-08-31
申请号:US15439465
申请日:2017-02-22
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
CPC classification number: H01L51/5284 , H01L27/3213 , H01L27/3216 , H01L27/322
Abstract: A display device includes a first substrate provided with a display region including a plurality of pixels arranged in a matrix, each of the plurality of pixels having a plurality of sub-pixels, and a second substrate provided with color filters and a light-shielding film, the color filters including transmission regions selectively transmitting lights of specific colors for the respective sub-pixels, the light-shielding film blocking light. The plurality of sub-pixels include a first sub-pixel provided with the transmission region that transmits light of a first color, and a second sub-pixel provided with the transmission region that transmits light of a second color having a luminosity factor lower than that of the light of the first color. A difference in area between a light-emitting region and the transmission region in the second sub-pixel is smaller than a difference in area between a light-emitting region and the transmission region in the first sub-pixel.
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公开(公告)号:US20170039937A1
公开(公告)日:2017-02-09
申请号:US15235906
申请日:2016-08-12
Inventor: Naoki TOKUDA , Hiroshi KAGEYAMA , Masamitsu FURUIE
IPC: G09G3/3233 , H01L27/32 , H01L51/52
CPC classification number: G09G3/3233 , G09G3/3266 , G09G2320/0233 , G09G2320/0257 , G09G2320/0266 , G09G2330/00 , G09G2330/02 , H01L27/3276 , H01L51/5225 , H01L2251/5338 , H05B33/04 , H05B33/08
Abstract: The present invention overcomes image defects such as the brightness inclination or smears by reducing the line resistance of a power source bus line which supplies electricity to organic EL elements. A plurality of pixels which are arranged in a matrix array is connected to power source lines, and the plurality of power source lines are connected to a power source bus line. Both ends of the power source bus line are connected to a power source part via a FPC. By supplying electricity to both ends of the power source bus line from the power source part, the line resistance of the power source bus line can be reduced.
Abstract translation: 本发明通过降低向有机EL元件供电的电源总线的线路电阻来克服诸如亮度倾斜或涂抹的图像缺陷。 排列成矩阵阵列的多个像素连接到电源线,并且多个电源线连接到电源总线。 电源总线的两端经由FPC与电源部连接。 通过从电源部向电源总线的两端供电,能够降低电源总线的线路电阻。
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公开(公告)号:US20160181336A1
公开(公告)日:2016-06-23
申请号:US14975641
申请日:2015-12-18
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA , Yasuyuki YAMADA
CPC classification number: H01L27/322 , H01L51/5284 , H04N9/30
Abstract: A display device includes a pixel area. The plurality of pixels, each includes pixel electrodes; banks; an EL layer; a counter electrode; and a sealing substrate. The plurality of pixels each include a plurality of sub pixels demarcated by the banks; the sealing substrate includes red, blue and green color filters; the plurality of sub pixels each include an effective light emission area and a light-blocked area; the effective light emission area of the blue color filter has an area size larger than that of each of the effective light emission area of the red and green color filter; and an effective light emission area of one sub pixel adjacent to the sub pixel including the blue color filter is located at a position closest, in the one sub pixel, to the light-blocked area of the sub pixel including the blue color filter.
Abstract translation: 显示装置包括像素区域。 多个像素包括像素电极; 银行; EL层; 对电极 和密封基板。 多个像素每个都包括由堤划定的多个子像素; 密封基板包括红色,蓝色和绿色滤色器; 所述多个子像素各自包括有效发光区域和遮光区域; 蓝色滤色器的有效发光面积的面积大于红色和绿色滤色器的有效发光面积的面积大小; 并且与包括蓝色滤色器的子像素相邻的一个子像素的有效发光面积位于包含蓝色滤色器的子像素的遮光区域的一个子像素中最接近的位置。
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公开(公告)号:US20150048347A1
公开(公告)日:2015-02-19
申请号:US14458304
申请日:2014-08-13
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA , Mitsuhide MIYAMOTO
IPC: H01L27/32
CPC classification number: H01L51/5284 , H01L27/3213 , H01L27/3218 , H01L27/322 , H01L27/3246
Abstract: An organic EL display device includes plural pixels that is arranged on a substrate in a matrix, a light shielding film that shields boundaries of the plurality of pixels, and a light emitting area in which an organic layer that is arranged between a lower electrode and an upper electrode, and formed of a plurality of layers including a light emitting layer that emits a light comes in contact with the lower electrode, in each of the plurality of pixels, in which the light shielding film has wide portions and narrow portions which are arranged along sides of the pixels, and different in width from each other.
Abstract translation: 一种有机EL显示装置,包括:排列在矩阵状的基板上的多个像素,屏蔽多个像素的边界的遮光膜,以及配置在下部电极和下部电极之间的有机层的发光区域 在多个像素中的多个像素中的多个像素中形成有包括发光的发光层的多个层的上部电极与下部电极接触,其中遮光膜具有宽的部分和狭窄的部分,其布置在 沿着像素的边缘,并且宽度彼此不同。
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公开(公告)号:US20200235193A1
公开(公告)日:2020-07-23
申请号:US16840568
申请日:2020-04-06
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
IPC: H01L27/32
Abstract: A display device includes a plurality of pixels, first to nth scanning lines, and a first semiconductor film. The plurality of pixels is arranged in first to nth rows and first to mth columns. The first to nth scanning lines are electrically connected to the pixels in the respective first to nth rows. The first semiconductor film overlaps with at least one of first to kth scanning lines. A display region has a cutoff intersecting the first to nth rows, and the first semiconductor film is located in the cutoff. Each of the plurality of pixels includes a light-emitting element (OLED) and a transistor electrically connected to the OLED and having a second semiconductor film. The first semiconductor film and the second semiconductor film exist in the same layer. n and m are each a natural number larger than 1, and k is a natural number smaller than n.
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公开(公告)号:US20200013850A1
公开(公告)日:2020-01-09
申请号:US16575629
申请日:2019-09-19
Applicant: Japan Display Inc.
Inventor: Naoki TOKUDA
IPC: H01L27/32 , G09G3/3225 , H01L51/00 , H01L51/52
Abstract: A display device according to an embodiment of the present invention includes: a base material including a display region and a curved region; a wiring line disposed on the base material and disposed from the display region over the curved region; and a heat dissipating layer formed corresponding to a position at which the wiring line is disposed in the curved region.
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