Patents Examined by Paisley L Arendt
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Patent number: 10379416Abstract: A display device includes a display area and a peripheral area surrounding the display area. The display device includes a thin film transistor substrate, a plurality of thin film transistors, a first common line, and a storage capacitor line. The first common line, the storage capacitor, and a gate electrode of the thin film transistor are located in a same layer. The first common line is directly electrically coupled to the storage capacitor line.Type: GrantFiled: August 14, 2015Date of Patent: August 13, 2019Assignee: Century Technology (Shenzhen) Corporation LimitedInventors: Wen-Qiang Yu, Ming-Tsung Wang, Chih-Chung Liu, Yi-Hsiu Cheng
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Patent number: 10372001Abstract: A display device according to the present invention is provided with: a display panel that has a display area and a non-display area; a plurality of signal lines that are provided on the display panel; a spare wire (40) that extends to the non-display area and the outside of the display panel and that should be connected to the signal lines; a plurality of connection terminals that are provided on the display panel; and amplifiers (7) that are connected, at input sides thereof, to first connection terminals (21), that should be connected, at output sides thereof, to the spare wire (40), and that are located outside the display panel.Type: GrantFiled: December 24, 2014Date of Patent: August 6, 2019Assignee: Sakai Display Products CorporationInventor: Hidetoshi Nakagawa
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Patent number: 10353237Abstract: A lighting device includes LEDs 17, and a light guide plate 19 including an edge surface and a pair of plate surfaces, a part of the edge surface being a light entrance surface 19B through which light from the LEDs 17 enters, and one of the plate surfaces being a light exit surface 19A through which the light exits and another one of the plate surfaces being an opposite plate surface 19C opposite from the light exit surface 19A. The light guide plate 19 includes prism portions 51 on the opposite plate surface 19C, projecting from the opposite plate surface 19C and arranged in the X-axis direction and configured to collect light toward in a normal direction of the light exit surface 19A, and an exit light reflection portion 60 provided in a recessed portion 52 that is formed by two adjacent prism portions 51 and configured to reflect light travelling within the light guide plate 19 and facilitate exiting of light from the light guide plate 19.Type: GrantFiled: December 3, 2015Date of Patent: July 16, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Yoshinobu Hirayama, Takao Imaoku, Shugo Yagi
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Patent number: 10310314Abstract: A display panel includes an array of display pixels to output an image. The array of display pixels includes a central pixel region and a perimeter pixel region. The central pixel region includes central pixel units each having three different colored sub-pixels. The different colored sub-pixels of the central pixel units are organized according to a central layout pattern that repeats across the central pixel region. The perimeter pixel region is disposed along a perimeter of the central pixel region and includes perimeter pixel units that increase a brightness of the image along edges of the central pixel region to mask gaps around the array of display pixels when tiling the array of display pixels with other arrays of display pixels.Type: GrantFiled: August 14, 2015Date of Patent: June 4, 2019Assignee: X Development LLCInventors: Philip E. Watson, Pey Lung Fu, Hung-Yu Chen, Carlin Vieri, Adam E. Norton, Andrei S. Kazmierski, Serge J. A. Bierhuizen, Nicholas C. Loomis, Behnam Bastani, Yachi Lee
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Patent number: 10310321Abstract: In order to improve a characteristic of an optical element, an optical element (polarizing filter) including a substrate 1S having a wire-grid region 1A and a peripheral region 2A positioned on an outer periphery thereof is made to have the following configuration. A wire-grid in which a plurality of line-shaped wires P10 made of Al and extending in a y direction are arranged at spaces S in an x direction is provided in the wire-grid region 1A of the substrate 1S, and a pattern (repetitive pattern) in which a plurality of protruding portions P20 made of Al are arranged is provided in the peripheral region 2A. This pattern is, for example, a checkerboard pattern. According to the above-mentioned configuration, the plurality of wires P10 can be arranged so that their respective ends are spaced apart from an end of the substrate 1S, so that the wires P10 can be prevented from being deformed and nicked.Type: GrantFiled: June 21, 2012Date of Patent: June 4, 2019Assignee: MAXELL, LTD.Inventors: Koji Hirata, Hiroyuki Minemura, Yumiko Anzai, Tetsuya Nishida, Jiro Yamamoto, Naoyuki Kofuji, Hidehiro Ikeda, Nobuyuki Kimura
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Patent number: 10302984Abstract: A second substrate has detection electrodes of a touch panel, each of pixels has a pixel electrode and a counter electrode, the counter electrode is divided into a plurality of blocks, the counter electrodes of the respective divided blocks are commonly provided for the respective pixels of the plurality of display liner in series, and the counter electrodes also serve as scanning electrodes of the touch panel, and a counter electrode selector circuit that selects the counter electrodes. The counter electrode selector circuit includes an address decoder circuit that selects the counter electrodes of the respective blocks for a given period, and a selector circuit that applies a touch panel scanning voltage to the counter electrode of the block selected by the address decoder circuit, and applies a counter voltage to the counter electrodes of the blocks not selected by the address decoder circuit.Type: GrantFiled: August 31, 2017Date of Patent: May 28, 2019Assignee: Japan Display Inc.Inventors: Yoshinori Aoki, Keita Sasanuma, Kazune Matsumura
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Patent number: 10295861Abstract: A frame assembly includes a frame body and an outer frame. The frame body includes at least one side portion and at least one set of hook structure disposed on the side portion. The hook structure includes a first hook and a second hook. The first hook has a first opening. The second hook has a second opening, and a direction of the second opening is different from a direction of the first opening. The outer frame includes at least one frame unit and at least one fixing structure disposed on the frame unit. The frame unit is corresponding to the side portion of the frame body. The fixing structure is corresponding to the hook structure, and the first hook and the second hook of the hook structure are engaged with the corresponded fixing structure.Type: GrantFiled: May 11, 2015Date of Patent: May 21, 2019Assignee: RADIANT OPTO-ELECTRONICS CORPORATIONInventors: Jung-Yin Chang, Yi-Jen Chiu
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Patent number: 10288965Abstract: This semiconductor device (100) includes: a thin-film transistor (101); an interlevel insulating layer (14) including a first insulating layer (12); a first transparent conductive layer (15) formed on the interlevel insulating layer and having a first hole (15p); a dielectric layer (17) covering the side surface of the first transparent conductive layer closer to the first hole; and a second transparent conductive layer (19a) overlapping at least partially with the first transparent conductive layer via the dielectric layer, which has a second hole (17p). The first insulating layer has a third hole (12p). The interlevel insulating layer and dielectric layer have a first contact hole (CH1), the sidewall of which includes the side surfaces of the second and third holes (17p, 12p). At least a part of the side surface of the third hole is aligned with that of the second hole.Type: GrantFiled: February 3, 2017Date of Patent: May 14, 2019Assignee: SHARP KABUSHIKI KAISHAInventors: Yukinobu Nakata, Tetsuo Fujita, Yoshihito Hara
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Patent number: 10222660Abstract: In this display device, an electrode layer for an upper electrode and a lower electrode is formed on an array substrate via a dielectric film, one of the upper electrode and the lower electrode is a pixel electrode, the other thereof is a common electrode, and an opening portion for generating horizontal electric field in a liquid crystal layer is formed in accordance with a shape of the electrode layer in a plan view. A CF substrate has a light-shielding film (BM) including a lateral BM portion. The opening portion has a plurality of slits in an X direction, and an end portion of an outermost slit in a Y direction is concealed by the lateral BM portion overlapped in a Z direction.Type: GrantFiled: June 20, 2016Date of Patent: March 5, 2019Assignee: JAPAN DISPLAY INC.Inventor: Toshiharu Matsushima
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Cholesteric liquid crystal reflective polarizing plate and liquid crystal display including the same
Patent number: 10216040Abstract: A cholesteric liquid crystal reflective polarizing plate includes a cholesteric liquid crystal layer and a ?/4 compensation layer disposed on the cholesteric liquid crystal layer. The cholesteric liquid crystal layer includes a first left-handed circularly polarizing portion which extends in a first direction that include a left-handed cholesteric liquid crystal material, and a first right-handed circularly polarizing portion which extends in the first direction adjacent to first left-handed circularly polarizing portion and that includes a right-handed cholesteric liquid crystal material. The ?/4 compensation layer includes a first ?/4 compensation pattern which extends in the first direction and overlapping the first left-handed circularly polarizing portion, and a second ?/4 compensation pattern which extends in the first direction adjacent to the first ?/4 compensation pattern and overlaps the first right-handed circularly polarizing portion.Type: GrantFiled: May 29, 2015Date of Patent: February 26, 2019Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji Hye Kim, Kwang Hyun Kim, Sang Jae Kim, Teck Soo Kim, Gwan Young Na, Hyoung Joo Lee, Seon Ah Cho, Hyo Sung Hong -
Patent number: 10217773Abstract: Embodiments of the disclosure provide an array substrate and a fabrication method thereof, and a display panel and a fabrication method thereof. A passivation layer of the array substrate is made of a black insulation material and the passivation layer is provided with an opening at a pixel display region of the array substrate. The passivation layer is simultaneously used as a black matrix, and thus the aperture ratio of the display panel is effectively increased.Type: GrantFiled: April 26, 2013Date of Patent: February 26, 2019Assignees: BOE TECHNOLOGY GROUP CO., LTD., BEIJING BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Jingjing Jiang, Gyuhyun Lee, Min Li, Song Wang
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Patent number: 10168576Abstract: The embodiments of the invention disclose a display substrate, a method for fabricating the same and a liquid crystal display panel. The display panel is used for constructing a transflective liquid crystal display panel comprising a transmissive region and a reflective region. The display substrate comprises an alignment layer which comprises a first alignment structure in the transmissive region and a second alignment structure in the reflective region. The first alignment structure is an oblique alignment structure and the second alignment structure is a vertical alignment structure.Type: GrantFiled: April 26, 2016Date of Patent: January 1, 2019Assignee: BOE TECHNOLOGY GROUP CO., LTD.Inventor: Chang Xie
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Patent number: 10067393Abstract: An exemplary embodiment of the present system and method provides a thin film display panel including: an insulation substrate configured to include a red area, a blue area, a green area, and a white area; a gate line and a data line disposed on the insulation substrate; a step compensating member disposed in the white area on the insulation substrate; a red color filter, a green color filter, and a blue color filter respectively disposed at the red area, the blue area, and the green area on the insulation substrate; a planarization layer configured to cover the red color filter, the green color filter, the blue color filter, and the step compensating member; and a plurality of pixel electrodes formed on the planarization layer.Type: GrantFiled: April 1, 2015Date of Patent: September 4, 2018Assignee: Samsung Display Co., Ltd.Inventors: Soo Hye Ryu, Yun Ho Lee, Yui Ku Lee, Chul Huh
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Patent number: 10061150Abstract: A light control film includes a light shielding layer and a light diffusion portion, and, when an area of a part where the light shielding layer is in contact with one surface of the base material is set to S1, and an area of a part where a low refractive index portion is exposed between light incidence end surfaces is set to S2, the light shielding layer and the light diffusion portion are formed so as to satisfy (S1?S2)/S1×100?50.Type: GrantFiled: March 15, 2013Date of Patent: August 28, 2018Assignee: Sharp Kabushiki KaishaInventors: Emi Yamamoto, Tsuyoshi Maeda, Toru Kanno
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Patent number: 10031550Abstract: Provided is a display device, including: a display unit (31); a touch panel (32) stacked on a front part of the display unit (31); and a case for housing the touch panel (32) and the display unit (31). The case includes: a rear case (21); and a front case (22) removably attached to the rear case (21), which has an opening portion for exposing a touch detection region and a visible region of the touch panel (32) and the display unit (31) stacked together. The display unit (31) is mounted to the rear case (21), and the touch panel (32) is mounted to the front case (22).Type: GrantFiled: February 5, 2016Date of Patent: July 24, 2018Assignee: NEC Platforms, Ltd.Inventors: Takahiro Iwamoto, Natsuki Hagiwara, Takashi Nakashima
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Patent number: 9864124Abstract: A light generation member includes a light source which includes light source units which generate a first light, a light conversion member which converts the first light to a second light, and a light diffusion member which is elongated in a first direction, in which is defined first grooves respectively corresponding to the light source units, the light diffusion member diffusing the first light generated by the light source unites and providing the diffused first light to the light conversion member. The light diffusion member is between the light conversion member and the light source in a second direction crossing the first direction, and the first grooves defined in the light diffusion member are each elongated in a third direction substantially perpendicular to the first and second directions.Type: GrantFiled: April 10, 2015Date of Patent: January 9, 2018Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: HanMoe Cha, Sanghyuck Yoon, Seung-Hwa Ha
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Patent number: 9837449Abstract: There is provided an excellent contact between an electrode of a thin film transistor and a pixel electrode. A display device includes: an organic planarization film including a first contact hole opened on an electrode of a thin film transistor; an interlayer insulating film including a second contact hole opened on the electrode of the thin film transistor and on the organic planarization film; a base electrode that covers a portion where an end of the second contact hole overlaps a side wall of the first contact hole; and a pixel electrode contacted with the electrode of the thin film transistor.Type: GrantFiled: January 27, 2015Date of Patent: December 5, 2017Assignee: Japan Display Inc.Inventor: Noriyoshi Kanda
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Patent number: 9835916Abstract: An exemplary embodiment of the present invention provides a liquid crystal display, including: a first substrate including a first pixel electrode, the first pixel electrode having a planar shape; a second substrate disposed facing the first substrate, including a common electrode disposed on the second substrate; a liquid crystal layer including a plurality of liquid crystal molecules disposed between the first substrate and the second substrate; and a plurality of pixels disposed between the first substrate and the second substrate, each of the plurality of pixels including a plurality of domains, and liquid crystal molecules of the liquid crystal layer disposed in different domains have different pretilt directions.Type: GrantFiled: July 21, 2014Date of Patent: December 5, 2017Assignee: Samsung Display Co., Ltd.Inventors: Young Min Kim, Jae Byung Park, Gak Seok Lee, Seung-Hwan Cho
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Patent number: 9798199Abstract: A layer of liquid crystal material may be interposed between display layers. The display layers may include thin-film transistor circuitry having subpixel electrodes for applying electric fields to subpixel portions of the layer of liquid crystal material. Subpixels of different colors may have different shapes and may have different liquid crystal layer thicknesses. These subpixel differences may be configured to slow the switching speed of subpixels of a certain color relative to other subpixels to reduce color motion blur when an object is moved across a black or colored background. The subpixels may have chevron shapes. Subpixels of a first color may have chevron shapes that are less bent than subpixels of second and third colors. In configurations with varying liquid crystal layer thicknesses, the subpixels of the first color may have thicker liquid crystal layers than the subpixels of the second and third colors.Type: GrantFiled: September 10, 2015Date of Patent: October 24, 2017Assignee: Apple Inc.Inventors: Yuan Chen, Zhibing Ge, Adria Fores Herranz, Chia Hsuan Tai, Hossein Nemati, Jun Jiang, Cheng Chen
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Patent number: 9778501Abstract: A second substrate has detection electrodes of a touch panel, each of pixels has a pixel electrode and a counter electrode, the counter electrode is divided into a plurality of blocks, the counter electrodes of the respective divided blocks are commonly provided for the respective pixels of the plurality of display lines in series, and the counter electrodes also serve as scanning electrodes of the touch panel, and a counter electrode selector circuit that selects the counter electrodes. The counter electrode selector circuit includes an address decoder circuit that selects the counter electrodes of the respective blocks for a given period, and a selector circuit that applies a touch panel scanning voltage to the counter electrode of the block selected by the address decoder circuit, and applies a counter voltage to the counter electrodes of the blocks not selected by the address decoder circuit.Type: GrantFiled: June 19, 2015Date of Patent: October 3, 2017Assignee: Japan Display Inc.Inventors: Yoshinori Aoki, Keita Sasanuma, Kazune Matsumura