Patents Examined by Phat X. Cao
  • Patent number: 10573667
    Abstract: Provided is a display device with extremely high resolution, a display device with higher display quality, a display device with improved viewing angle characteristics, or a flexible display device. Same-color subpixels are arranged in a zigzag pattern in a predetermined direction. In other words, when attention is paid to a subpixel, another two subpixels exhibiting the same color as the subpixel are preferably located upper right and lower right or upper left and lower left. Each pixel includes three subpixels arranged in an L shape. In addition, two pixels are combined so that pixel units including subpixel are arranged in matrix of 3×2.
    Type: Grant
    Filed: December 1, 2016
    Date of Patent: February 25, 2020
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hisao Ikeda, Kouhei Toyotaka, Hideaki Shishido, Hiroyuki Miyake, Kohei Yokoyama, Yasuhiro Jinbo, Yoshitaka Dozen, Takaaki Nagata, Shinichi Hirasa
  • Patent number: 10559530
    Abstract: Techniques are provided to fabricate metallic interconnect structures in a single metallization level, wherein different width metallic interconnect structures are formed of different metallic materials to eliminate or minimize void formation in the metallic interconnect structures. For example, a semiconductor device includes an insulating layer disposed on a substrate, and a first metallic line and a second metallic line formed in the insulating layer. The first metallic line has a first width, and the second metallic line has a second width which is greater than the first width. The first metallic line is formed of a first metallic material, and the second metallic line is formed of a second metallic material, which is different from the first metallic material. For example, the first metallic material is cobalt or ruthenium, and the second metallic material is copper.
    Type: Grant
    Filed: December 27, 2017
    Date of Patent: February 11, 2020
    Assignee: International Business Machines Corporation
    Inventors: Hari P. Amanapu, Charan V. Surisetty, Raghuveer R. Patlolla
  • Patent number: 10553808
    Abstract: An organic light-emitting display device has improved transmittance and UV light reliability by optimizing the thickness and material of a cathode. An organic light-emitting display device comprises an organic light-emitting element on a substrate, the organic light-emitting element including an anode, an organic light emitting layer, and a cathode, an organic layer between the substrate and the organic light-emitting element, and an auxiliary layer adjacent to the cathode and including a material having electron injection ability, such that the influence of UV lights on the OLED device is reduced, thereby improving the efficiency and lifespan of the organic light-emitting element.
    Type: Grant
    Filed: August 9, 2017
    Date of Patent: February 4, 2020
    Assignee: LG Display Co., Ltd.
    Inventors: Sun Kap Kwon, Kwan Soo Kim, Kyu Il Han, Kwang Hyun Kim, Mi Na Kim
  • Patent number: 10546979
    Abstract: A display includes a light source, wherein the light source includes a base plate, a light emitting unit, and a light converting component. The light emitting unit is disposed on the base plate and has a first top surface. The light converting component covers the light emitting unit and has a second top surface and plural light converting elements, wherein the first top surface is located between the second top surface and the base plate. The light converting component includes a first region, a second region, and a third region from the first top surface to the second top surface, wherein a first sulfur content of the first region is less than a second sulfur content of the second region, and the first sulfur content of the first region is less than a third sulfur content of the third region.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: January 28, 2020
    Assignee: InnoLux Corporation
    Inventors: Jia-Yuan Chen, Tsung-Han Tsai, Hsiao-Lang Lin, Jui-Jen Yueh, Kuan-Feng Lee
  • Patent number: 10529734
    Abstract: A semiconductor device can include a semiconductor substrate having a memory cell region and a pad region that is adjacent to the memory cell region, the pad region can include a first pad region, a second pad region between the memory cell region and the first pad region, and a buffer region that is between the first and second pad regions. A separation source structure can include a first portion and a second portion that are parallel to each other in a plan view of the semiconductor device. A first source structure and a second source structure can be disposed between the first and second portions of the separation source structure, where the first and second source structures can have end portions that oppose each other, the first source structure being disposed in the first pad region, and the second source structure being disposed in the second pad region.
    Type: Grant
    Filed: January 12, 2018
    Date of Patent: January 7, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Lee Eun Ku, Jae Ho Jeong, Woo Sung Yang, Jung Hwan Lee, In Su Noh, Sun Young Lee
  • Patent number: 10527895
    Abstract: The present invention discloses an array substrate, a liquid crystal panel and a liquid crystal display. The array substrate includes a main substrate and an auxiliary substrate, and a plurality of gate scan lines are provided on the main substrate; a gate driver circuit and a plurality of first wires connected to the gate driver circuit are provided on the auxiliary substrate; wherein the auxiliary substrate is bonded to the main substrate so that the plurality of first wires are electrically connected to the plurality of gate scan lines, and the auxiliary substrate is a flexible substrate and is capable of being bent and disposed corresponding to the main substrate. The present invention can realize the ultra-narrow frame of the liquid crystal panel and improve the driving ability of the display.
    Type: Grant
    Filed: August 17, 2017
    Date of Patent: January 7, 2020
    Assignee: Wuhan China Star Optoelectronics Technology Co., Ltd
    Inventor: Chengao Yang
  • Patent number: 10522482
    Abstract: An object of the present invention is to obtain a semiconductor device having highly reliable bonding portions. The semiconductor device according to the present invention includes an insulating substrate on which a conductive pattern is formed, and an electrode terminal and a semiconductor element which are bonded to the conductive pattern, the electrode terminal and the conductive pattern are bonded by ultrasonic bonding on a bonding face, and the ultrasonic bonding is performed at a plurality of positions.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: December 31, 2019
    Assignee: Mitsubishi Electric Corporation
    Inventors: Yumie Kitajima, Tatunori Yanagimoto, Kiyoshi Arai
  • Patent number: 10522439
    Abstract: A semiconductor device includes a die having a pad, a passivation disposed aver the die and a portion of the pad, a polymer disposed over the passivation, a molding surrounding the die and the polymer, and an interface between the polymer and the molding. The interface and the passivation define an angle less than or greater than approximately 90°.
    Type: Grant
    Filed: May 17, 2018
    Date of Patent: December 31, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.
    Inventors: Nai-Wei Liu, Jui-Pin Hung, Jing-Cheng Lin
  • Patent number: 10515895
    Abstract: A device includes a substrate and at least three conducting features embedded into the substrate. Each conducting feature includes a top width x and a bottom width y, such that a top and bottom width (x1, y1) of a first conducting feature has a dimension of (x1<y1), a top and bottom width (x2, y2) of a second conducting feature has a dimension of (x2<y2; x2=y2; or x2>y2), and a top and bottom width (x3, y3) of a third conducting feature has a dimension of (x3>y3). The device also includes a gap structure isolating the first and second conducting features. The gap structure can include such things as air or dielectric.
    Type: Grant
    Filed: November 21, 2016
    Date of Patent: December 24, 2019
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Chih-yuan Ting, Chung-Wen Wu, Jeng-Shiou Chen, Jang-Shiang Tsai, Jyu-Horng Shieh
  • Patent number: 10516055
    Abstract: A semiconductor device includes an oxide semiconductor layer, a source electrode and a drain electrode electrically connected to the oxide semiconductor layer, a gate insulating layer covering the oxide semiconductor layer, the source electrode, and the drain electrode, and a gate electrode over the gate insulating layer. The source electrode and the drain electrode include an oxide region formed by oxidizing a side surface thereof. Note that the oxide region of the source electrode and the drain electrode is preferably formed by plasma treatment with a high frequency power of 300 MHz to 300 GHz and a mixed gas of oxygen and argon.
    Type: Grant
    Filed: March 13, 2018
    Date of Patent: December 24, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Shunpei Yamazaki, Jun Koyama
  • Patent number: 10510934
    Abstract: A light emitting device includes one or more light emitting elements, a light transmissive member, and a light reflective member. The one or more light emitting elements each includes an upper surface. The light transmissive member has an upper surface and a lower surface. The light reflective member covers surfaces of the light transmissive member and lateral surfaces of the one or more light emitting elements so as to expose the upper surface of the light transmissive member. The upper surface area of the light transmissive member is smaller than a sum of the upper surface areas of the one or more light emitting elements, and the lower surface area of the light transmissive member is larger than a sum of the upper surface areas of the one or more light emitting elements.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: December 17, 2019
    Assignee: NICHIA CORPORATION
    Inventors: Masakatsu Tomonari, Masahiko Sano
  • Patent number: 10510666
    Abstract: An apparatus comprises a first metal feature in a first dielectric layer over a substrate, wherein a sidewall portion of the first dielectric layer is over a top surface of the first metal feature, a second dielectric layer over the first dielectric layer and a second metal feature extending through the second dielectric layer, wherein a bottom of a first portion of the second metal feature is in contact with the top surface of the first metal feature and a bottom of a second portion of the second metal feature is in contact with the sidewall portion of the first dielectric layer.
    Type: Grant
    Filed: February 22, 2017
    Date of Patent: December 17, 2019
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventor: Su-Jen Sung
  • Patent number: 10504793
    Abstract: Semiconductor devices and methods of forming a first layer cap at ends of layers of first channel material in a stack of alternating layers of first channel material and second channel material. A second layer cap is formed at ends of the layers of second channel material. The first layer caps are etched away in a first device region. The second layer caps are etched away in a second device region. First source/drain regions are grown in the first device region from exposed ends of the layers of the first channel material. Second source/drain regions are grown in the second device region from exposed ends of the layers of the second channel material.
    Type: Grant
    Filed: February 23, 2018
    Date of Patent: December 10, 2019
    Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATION
    Inventors: Zhenxing Bi, Kangguo Cheng, Peng Xu, Wenyu Xu
  • Patent number: 10497842
    Abstract: A display includes a light source, wherein the light source includes a base plate, a light emitting unit, and an encapsulation layer. The light emitting unit is disposed on the base plate and has a first top surface. The encapsulation layer covers the light emitting unit and has a second top surface and plural light converting elements, wherein the first top surface is located between the second top surface and the base plate. The encapsulation layer includes a first region, a second region, and a third region from the first top surface to the second top surface, wherein a first sulfur content of the first region is less than a second sulfur content of the second region, and the first sulfur content of the first region is less than a third sulfur content of the third region.
    Type: Grant
    Filed: August 31, 2017
    Date of Patent: December 3, 2019
    Assignee: InnoLux Corporation
    Inventors: Jia-Yuan Chen, Tsung-Han Tsai, Hsiao-Lang Lin, Jui-Jen Yueh, Kuan-Feng Lee
  • Patent number: 10497894
    Abstract: It is an object of the present invention to provide a light-emitting element having a layer containing a light-emitting material and a transparent conductive film between a pair of electrodes, in which electric erosion of the transparent conductive film and metal can be prevented, and also to provide a light-emitting device using the light-emitting element. According to one feature of the invention, a light-emitting element includes a first layer 102 containing a light-emitting material, a second layer 103 containing a material having a donor level, a third layer 104 including a transparent conductive film, and a fourth layer 105 containing a hole-transporting medium between a first electrode 101 and a second electrode 106, in which the first layer 102, the second layer 103, the third layer 104, the fourth layer 105, and the second electrode 106 are provided sequentially, in which the second electrode 106 has a layer containing metal.
    Type: Grant
    Filed: May 29, 2018
    Date of Patent: December 3, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Daisuke Kumaki, Satoshi Seo
  • Patent number: 10483301
    Abstract: An imaging apparatus according to the present invention includes a substrate including a plurality of pixel circuits arranged thereon and a semiconductor layer disposed on the substrate. Each of the plurality of pixel circuits includes an amplification transistor configured to output a signal based on charge generated in the semiconductor layer. The charge generated in the semiconductor layer is transferred in a first direction parallel to a surface of the substrate.
    Type: Grant
    Filed: November 29, 2016
    Date of Patent: November 19, 2019
    Assignee: Canon Kabushiki Kaisha
    Inventors: Hidekazu Takahashi, Kazuaki Tashiro, Tatsuhito Goden
  • Patent number: 10483495
    Abstract: A lighting device is provided. The lighting device may include an organic light emitting diode arranged on one surface of a first substrate, the organic light emitting diode including a first electrode, an organic light emitting layer and a second electrode, and the first electrode is made of a transparent conductive material having a resistance value of 2,800-5,500? in each pixel, and has light scattering particles dispersed therein. Thus, even when a resistor of the organic light emitting layer is removed from a pixel due to a contact between the first electrode and the second electrode, it is possible to prevent an over current from being applied to the corresponding pixel through a resistor of the first electrode.
    Type: Grant
    Filed: July 9, 2018
    Date of Patent: November 19, 2019
    Assignee: LG Display Co., Ltd.
    Inventors: Taejoon Song, Jongmin Kim
  • Patent number: 10475739
    Abstract: A semiconductor device is provided. The semiconductor device includes a substrate comprising a lower wire, an etch stop layer on the substrate, an interlayer insulating layer on the etch stop layer, an upper wire disposed in the interlayer insulating layer and separated from the lower wire and a via formed in the interlayer insulating layer and the etch stop layer and connecting the lower wire with the upper wire, wherein the via comprises a first portion in the etch stop layer and a second portion in the interlayer insulating layer, and wherein a sidewall of the first portion of the via increases stepwise.
    Type: Grant
    Filed: December 13, 2017
    Date of Patent: November 12, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Woo Kyung You, Eui Bok Lee, Jong Min Baek, Su Hyun Bark, Jang Ho Lee, Sang Hoon Ahn, Hyeok Sang Oh
  • Patent number: 10460647
    Abstract: A display device with a narrow bezel is provided. The display device includes a pixel circuit and a driver circuit provided on one plane. The driver circuit includes a selection circuit and a buffer circuit. The buffer circuit includes a first transistor and a second transistor. Sources of the first and second transistors are electrically connected with each other. Drains of the first and second transistors are electrically connected with each other. Gates of the first and second transistors are electrically connected with each other. The first transistor and the second transistor are stacked so that the direction of the current flow in the first transistor is parallel to that in the second transistor.
    Type: Grant
    Filed: July 5, 2017
    Date of Patent: October 29, 2019
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventor: Hideaki Shishido
  • Patent number: 10461226
    Abstract: Provided is a semiconductor light emitting device package. The semiconductor light emitting device package includes a substrate, a semiconductor light emitting device on the substrate, and an encapsulation layer which covers the semiconductor light emitting device. The encapsulation layer includes a plurality of ring portions which are disposed sequentially from an edge toward a center of the substrate in plan view, and a center portion which is surrounded by an innermost one of the plurality of ring portions.
    Type: Grant
    Filed: January 24, 2017
    Date of Patent: October 29, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Manwoo Heo