Patents Examined by David Vu
-
Patent number: 11943927Abstract: A semiconductor memory device includes a tunnel insulating layer, a data storage layer, and a blocking insulating layer that are sequentially disposed. The tunnel insulating layer includes Metal Organic Frameworks (MOF) having a lower dielectric constant than a dielectric constant of the blocking insulating layer.Type: GrantFiled: August 18, 2021Date of Patent: March 26, 2024Assignee: SK hynix Inc.Inventors: Jae Hyun Han, Won Tae Koo
-
Patent number: 11942508Abstract: A display device includes a pixel in a display area. The pixel includes a first electrode and a second electrode that are spaced apart from each other, a first insulating layer disposed on the first and second electrodes and including a trench corresponding to a region between the first and second electrodes, light emitting elements disposed in the trench, each of the light emitting elements including a first end portion and a second end portion, a first contact electrode disposed on the first end portion of each of the light emitting elements and the first electrode, and a second contact electrode disposed on the second end portion of each of the light emitting elements and the second electrode. The trench includes a first trench accommodating the light emitting elements, and second trenches disposed in the first trench.Type: GrantFiled: May 4, 2021Date of Patent: March 26, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Sung Hoon Kim, Yi Joon Ahn, Eun Kyung Yeon, Jae Been Lee
-
Patent number: 11937511Abstract: Aspects of the subject disclosure include a pressure-sensing device consisting of a housing including a membrane and one or more piezoresistive elements disposed on the membrane to sense a displacement due to a deflection of the membrane. A first set of electrodes is disposed over the membrane, and a second set of electrodes is disposed on a permeable port of the device at a distance from the membrane. The first and second sets of electrodes form an electrostatic actuator to exert a repulsive force onto the membrane to reduce the deflection of the membrane.Type: GrantFiled: February 13, 2023Date of Patent: March 19, 2024Assignee: Apple Inc.Inventors: Majid Khan, Roberto M. Ribeiro, Savas Gider
-
Patent number: 11935829Abstract: In some implementations, one or more semiconductor processing tools may form a via for a semiconductor device. The one or more semiconductor processing tools may deposit a metal plug within the via. The one or more semiconductor processing tools may deposit an oxide-based layer on the metal plug within the via. The one or more semiconductor processing tools may deposit a resistor on the oxide-based layer within the via. The one or more semiconductor processing tools may deposit a first landing pad and a second landing pad on the resistor within the via. The one or more semiconductor processing tools may deposit a first metal plug on the first landing pad and a second metal plug on the second landing pad.Type: GrantFiled: August 30, 2021Date of Patent: March 19, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventor: Chi-Han Yang
-
Patent number: 11937477Abstract: A display device includes pixel circuits disposed on a substrate, each of the pixel circuits comprising a transistor and a storage capacitor, display elements electrically connected to the pixel circuits, and a metal layer disposed between the substrate and the pixel circuits, the metal layer comprising through-holes, wherein the through-holes of the metal layer include a first through-hole, and a second through-hole disposed adjacent to the first through-hole.Type: GrantFiled: April 20, 2023Date of Patent: March 19, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Eunkyung Koh, Seungin Baek, Sanggu Lee, Daewook Kim, Byongug Park, Hyunjin Son, Jewon Yoo, Sujin Choi
-
Patent number: 11935967Abstract: The purpose of the invention is to form the TFT of the oxide semiconductor, in which influence of variation in mask alignment is suppressed, thus, manufacturing a display device having a TFT of stable characteristics. The concrete measure is as follows. A display device including plural pixels, each of the plural pixels having a thin film transistor (TFT) of an oxide semiconductor comprising: a width of the oxide semiconductor in the channel width direction is wider than a width of the gate electrode in the channel width direction.Type: GrantFiled: August 4, 2021Date of Patent: March 19, 2024Assignee: Japan Display Inc.Inventors: Takeshi Sakai, Yuichiro Hanyu, Masahiro Watabe
-
Patent number: 11930674Abstract: Provided is a display substrate, including: a silicon-based substrate having a display area, a binding area located on one side of the display area, and a trace area located between the display area and the binding area; a trace protection structure is arranged on the silicon-based substrate in the trace area, and a pad assembly is integrated in the silicon-based substrate in the binding area; and a minimum distance between an edge of an orthographic projection of the trace protection structure on the silicon-based substrate and an edge of an orthographic projection of an opening of the pad assembly on the silicon-based substrate is smaller than a maximum size of one subpixel.Type: GrantFiled: March 27, 2020Date of Patent: March 12, 2024Assignee: BOE Technology Group Co., Ltd.Inventors: Yunlong Li, Pengcheng Lu, Shuai Tian, Yu Ao, Zhijian Zhu, Yuanlan Tian
-
Patent number: 11930628Abstract: A device includes a substrate, a pull-down transistor over the substrate, a pass-gate transistor over the substrate, and a pull-up transistor over the substrate. The pull-up transistor includes a first gate structure and first source/drain epitaxy structures on opposite sides of the first gate structure, in which each of the first source/drain epitaxy structures comprises a first epitaxy layer and a second epitaxy layer over the first epitaxy layer, wherein a germanium concentration of the first epitaxy layer is higher than a germanium concentration of the second epitaxy layer.Type: GrantFiled: April 3, 2023Date of Patent: March 12, 2024Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.Inventors: Yu-I Shih, Ren-Hua Guo
-
Patent number: 11929590Abstract: An optical semiconductor device includes an optical semiconductor chip in which at least one optical element is formed in a semiconductor substrate, and an extended wire pattern that is connected to a first electrode and a second electrode of the optical element and that extends outside the optical semiconductor chip. The first electrode and the second electrode of the optical semiconductor device are formed on the front surface side of the optical semiconductor chip, and the extended wire pattern is disposed on the front surface of the optical semiconductor chip or disposed at a position apart from the front surface.Type: GrantFiled: November 6, 2018Date of Patent: March 12, 2024Assignee: Mitsubishi Electric CorporationInventor: Nobuyuki Ogawa
-
Patent number: 11923365Abstract: Integrated circuit devices may include two transistor stacks including lower transistors having different threshold voltages and upper transistors having different threshold voltages. Gate insulators of the lower transistors may have different dipole elements or different areal densities of dipole elements, and the upper transistors may have different gate electrode structures.Type: GrantFiled: July 28, 2021Date of Patent: March 5, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jeonghyuk Yim, Ki-Il Kim, Gil Hwan Son, Kang Ill Seo
-
Patent number: 11917815Abstract: A semiconductor device includes: an active region defined by a device isolation layer formed in a substrate; a word line configured to cross the active region, the word line extending in a first direction and being formed in the substrate; a bit line extending in a second direction perpendicular to the first direction on the word line; a first contact connecting the bit line to the active region; a first mask for forming the active region, the first mask being formed on the active region; and a second mask of which a height of a top surface thereof is greater than a height of a top surface of the active region, the second mask covering the word line, wherein the active region has a bar shape that extends to form an acute angle with respect to the first direction.Type: GrantFiled: March 20, 2023Date of Patent: February 27, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyosub Kim, Keunnam Kim, Dongoh Kim, Bongsoo Kim, Euna Kim, Chansic Yoon, Kiseok Lee, Hyeonok Jung, Sunghee Han, Yoosang Hwang
-
Patent number: 11912563Abstract: A micromechanical component, whose diaphragm is supported and has support structures on its inner diaphragm side. Each of the support structures includes a first and second edge element structure, and at least one intermediate element structure positioned between the first and second edge element structures. For each of the support structures, a plane of symmetry is definable, with respect to which at least the first edge element structure of the respective support structure and the second edge element structure of the respective support structure are specularly symmetric. In each of support structures, a first maximum dimension of its first edge element structure perpendicular to its plane of symmetry and a second maximum dimension of its second edge element structure perpendicular to its plane of symmetry are greater than the maximum dimension of its intermediate element structure perpendicular to its plane of symmetry.Type: GrantFiled: December 13, 2019Date of Patent: February 27, 2024Assignee: ROBERT BOSCH GMBHInventors: Hans Artmann, Christoph Hermes, Heribert Weber, Jochen Reinmuth, Peter Schmollngruber, Thomas Friedrich
-
Patent number: 11917830Abstract: A NAND ferroelectric memory cell with a three-dimensional structure and a preparation method thereof are provided, the ferroelectric memory cell comprises: an oxide insulating layer, a channel layer, a channel buffer layer, a ferroelectric layer, and/or a gate buffer layer, and a gate arranged successively from the inside to the outside. In the memory cell of the present disclosure, the buffer layer has the following effects: 1. It can induce the crystallization of ferroelectric film to form ferroelectric phase; 2. It can reduce adverse effects caused by different crystalline characteristics of the channel layer and the ferroelectric layer, improve the quality and uniformity of the deposited film; 3. It can enhance the interface property of the channel layer, reduce leakage current, and enhance endurance of the device. Therefore, the buffer layer can improve the overall storage property and homogeneity of memory cells with a three-dimensional structure.Type: GrantFiled: September 1, 2021Date of Patent: February 27, 2024Assignee: XIANGTAN UNIVERSITYInventors: Min Liao, Siwei Dai, Yanwei Huan, Qijun Yang, Zhaotong Liu, Yichun Zhou
-
Patent number: 11910589Abstract: A semiconductor memory cell comprising an electrically floating body. A method of operating the memory cell is provided.Type: GrantFiled: May 28, 2021Date of Patent: February 20, 2024Assignee: Zeno Semiconductor, Inc.Inventors: Jin-Woo Han, Yuniarto Widjaja
-
Patent number: 11903200Abstract: A semiconductor memory device may include a core pillar extended in a vertical direction, a channel layer having a first region covering a portion of a side surface of the core pillar and a second region covering the other portion of the side surface of the core pillar and a bottom surface of the core pillar, the second region abutting the first region, and a channel passivation layer formed in the first region of the channel layer and abutting the core pillar.Type: GrantFiled: June 29, 2021Date of Patent: February 13, 2024Assignee: SK hynix Inc.Inventors: Yu Jeong Lee, Dae Hwan Yun, Gil Bok Choi
-
Patent number: 11901483Abstract: An optoelectronic semiconductor structure (SC) comprises an active InGaN-based layer disposed between an n-type injection layer and a p-type injection layer, the active p-type injection layer comprising a first InGaN layer and, disposed on the first layer, a second layer composed of a plurality of AlGaInN elemental layers, each elemental layer having a thickness less than its critical relaxation thickness, two successive elemental layers having different aluminum and/or indium and/or gallium compositions.Type: GrantFiled: December 26, 2019Date of Patent: February 13, 2024Assignee: SoitecInventor: Mariia Rozhavskaia
-
Patent number: 11901371Abstract: In the contact structure according to an exemplary aspect of the present disclosure and a display device including the same, the pixel may be designed regardless of the size of the contact hole by designing a size (or an area) of the contact hole to be larger than the contact area and applying different structures depending on the characteristics of the lower layer. Therefore, the size of the contact hole is increased so that the halftone mask may be easily applied and the number of masks may be advantageously reduced. Further, a degree of freedom of metal in the pixel design is increased so that the pixel may be designed in a high resolution model and the aperture ratio is increased without having the electrode margin.Type: GrantFiled: September 26, 2022Date of Patent: February 13, 2024Assignee: LG DISPLAY CO., LTD.Inventors: YounSub Kim, JongSik Shim, ByeongUk Gang, SeongHwan Hwang
-
Patent number: 11901462Abstract: An integrated circuit includes an SOI substrate having a semiconductor layer over a buried insulator layer; the semiconductor layer contains white space regions that include a PWELL region. An electronic device includes an NWELL region in the semiconductor layer, a dielectric over the NWELL region, and a polysilicon plate over the dielectric. A sacrificial NWELL ring is adjacent to and separated from the NWELL region by a first gap.Type: GrantFiled: February 5, 2022Date of Patent: February 13, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Honglin Guo, Zachary K Lee, Jingjing Chen
-
Patent number: 11901297Abstract: A semiconductor memory device includes a substrate including a cell area and a peripheral area, a plurality of capacitors including a plurality of lower electrodes arranged in the cell area, a plurality of capacitor dielectric layers covering the plurality of lower electrodes, and an upper electrode on the plurality of capacitor dielectric layers, an etch stop layer covering the upper electrode, a filling insulation layer covering the etch stop layer and arranged in the cell area and the peripheral area, a plurality of wiring lines on the filling insulation layer, and a first wiring contact plug electrically connecting at least one of the plurality of wiring lines to the upper electrode. The upper electrode includes a first upper electrode layer covering the plurality of capacitor dielectric layers and including a semiconductor material and a second upper electrode layer covering the first upper electrode layer and including a metallic material.Type: GrantFiled: January 11, 2023Date of Patent: February 13, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Yonghyeok Son, Junwoo Lee, Sungdong Cho
-
Patent number: 11901263Abstract: A semiconductor device includes a package and a cooling cover. The package includes a first die having an active surface and a rear surface opposite to the active surface. The rear surface has a cooling region and a peripheral region enclosing the cooling region. The first die includes micro-trenches located in the cooling region of the rear surface. The cooling cover is stacked on the first die. The cooling cover includes a fluid inlet port and a fluid outlet port located over the cooling region and communicated with the micro-trenches.Type: GrantFiled: March 15, 2023Date of Patent: February 13, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chung-Jung Wu, Chih-Hang Tung, Tung-Liang Shao, Sheng-Tsung Hsiao, Jen-Yu Wang