Patents Examined by Raj R Gupta
  • Patent number: 11649525
    Abstract: A method for fabricating a single electron transistor is provided. A substrate includes a substantially planar surface with a source electrode, a drain electrode, and a gate electrode thereon, with the source and drain electrodes spaced apart from one another by a gap. The source electrode and the drain electrode are electrified, and a single nanometer-scale conductive particle is electrospray deposited in the gap. The single nanometer-scale conductive particle has an effective size of not greater than 10 nanometers. At least one carbon nanotube is deposited on the substrate and subjected to dielectrophoresis to position the carbon nanotube within 1 nanometer of the single nanometer-scale conductive particle. The at least one carbon nanotube establishes a first connection between the source electrode and the single nanometer-scale conductive particle and a second connection between the drain electrode and the single nanometer-scale conductive particle.
    Type: Grant
    Filed: May 1, 2020
    Date of Patent: May 16, 2023
    Inventor: Joseph Birmingham
  • Patent number: 11637200
    Abstract: A power semiconductor device includes a substrate, a first well, a second well, a drain, a source, a first gate structure, a second gate structure and a doping region. The first well has a first conductivity and extends into the substrate from a substrate surface. The second well has a second conductivity and extends into the substrate from the substrate surface. The drain has the first conductivity and is disposed in the first well. The source has the first conductivity and is disposed in the second well. The first gate structure is disposed on the substrate surface and at least partially overlapping with the first well and second well. The second gate structure is disposed on the substrate surface and overlapping with the second well. The doping region has the first conductivity, is disposed in the second well and connects the first gate structure with the second gate structure.
    Type: Grant
    Filed: July 19, 2021
    Date of Patent: April 25, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Zong-Han Lin, Yi-Han Ye
  • Patent number: 11605604
    Abstract: Disclosed is a fan-out antenna packaging method. A front surface of a semiconductor chip is jointed to a top surface of a separating layer; side surfaces and a bottom surface of the semiconductor chip are merged into a packaging layer; the packaging layer is separated from the separating layer to expose the front surface of the semiconductor chip; a rewiring layer is electrically connected to the semiconductor chip; a first antenna structure and a second antenna are stacked on a top surface of the rewiring layer, the antenna structures is electrically connected to the rewiring layer; a through hole runs through the packaging layer and exposes a metal wiring layer in the rewiring layer; and a metal bump electrically connected to the metal wiring layer is formed by using the through hole.
    Type: Grant
    Filed: November 19, 2021
    Date of Patent: March 14, 2023
    Assignee: SJ SEMICONDUCTOR (JIANGYIN) CORPORATION
    Inventors: Yenheng Chen, Chengchung Lin
  • Patent number: 11605669
    Abstract: The present invention provides a monolithic LED array precursor comprising a plurality of LED structures, an LED device comprising the monolithic LED array, and a method of manufacture thereof. In particular, the present disclosure provides a monolithic LED array having improved light emission.
    Type: Grant
    Filed: July 4, 2019
    Date of Patent: March 14, 2023
    Assignee: Plessey Semiconductors Limited
    Inventors: Andrea Pinos, Samir Mezouari
  • Patent number: 11594664
    Abstract: A light emitting diode (LED) package is provided. The LED package includes a package body having a concave portion; an LED chip disposed on the concave portion; a phosphor sheet disposed on the LED chip; a barrier wall disposed on the concave portion and spaced apart from the LED chip by a first distance, the barrier wall being disposed in parallel with at least one side surface of the LED chip, an upper surface of the barrier wall being higher than an upper surface of the LED chip with respect to the lower surface of the concave portion and disposed at a level that is 50 ?m or less from an upper surface of the phosphor sheet; and an encapsulation portion disposed on the LED chip, a side surface of the phosphor sheet and a side surface of the barrier wall.
    Type: Grant
    Filed: May 19, 2020
    Date of Patent: February 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Seungjin Yoon, Hosik Jun, Sangbok Yun
  • Patent number: 11594695
    Abstract: Disclosed is an organic light emitting display device using an ultraviolet (UV) blocking film which addresses outgassing from an organic film provided in the display device in environments, such as a UV reliability test or outdoor use for a long time, and addresses degradation of an organic stack in an organic light emitting diode caused by the outgassing.
    Type: Grant
    Filed: July 3, 2019
    Date of Patent: February 28, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventor: Eun-Hyung Lee
  • Patent number: 11587794
    Abstract: A semiconductor device and fabrication method thereof are provided. The fabrication method include: providing a to-be-etched material layer; forming a plurality of discrete sacrificial layers on the to-be-etched material layer; forming first initial spacers on sidewalls of each of the discrete sacrificial layers. Each first initial spacer includes a first bottom region and a first top region on the first bottom region; removing the discrete sacrificial layers. The method further includes: removing the first top region of each first initial spacer to form a first spacer from each first bottom region; forming second spacers on sidewalls of each of the first spacers. Each second spacer includes a second bottom region and a second top region on the second bottom region; removing the first spacers; The method further includes: removing the second top regions by etching; and etching the to-be-etched material layer by using the second spacers as a mask.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: February 21, 2023
    Assignees: Semiconductor Manufacturing International (Shanghai) Corporation, Semiconductor Manufacturing International (Beijing) Corporation
    Inventors: Hai Yang Zhang, Yan Wang, Xin Jiang
  • Patent number: 11588034
    Abstract: Provided is a field effect transistor including a gate insulating layer having a two-dimensional material. The field effect transistor may include a first channel layer; a second channel layer disposed on the first channel layer; a gate insulating layer disposed on the second channel layer; a gate electrode disposed on the gate insulating layer; a first electrode electrically connected to the first channel layer; and a second electrode electrically connected to the second channel layer. Here, the gate insulating layer may include an insulative, high-k, two-dimensional material.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: February 21, 2023
    Assignees: Samsung Electronics Co., Ltd., SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION
    Inventors: Minhyun Lee, Minsu Seol, Ho Won Jang, Yeonchoo Cho, Hyeonjin Shin
  • Patent number: 11588035
    Abstract: A semiconductor device includes a substrate having a first region and a second region, gate electrodes stacked in the first region and forming a pad region having a stepped shape extending by different lengths in the second region, interlayer insulating layers alternately stacked with the gate electrodes, channel structures passing through the gate electrodes in the first region and including a channel layer, separation regions passing through the gate electrodes in the first and second regions, an etch-stop layer disposed on uppermost gate electrodes, among the gate electrodes forming the pad region in the second region, not to overlap the first region and the separation regions, a cell region insulating layer covering the gate electrodes and the etch-stop layer, and contact plugs passing through the cell region insulating layer and the etch-stop layer in the second region and connected to the gate electrodes in the pad region.
    Type: Grant
    Filed: August 20, 2020
    Date of Patent: February 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventor: Jaegoo Lee
  • Patent number: 11581256
    Abstract: Interconnect structures that maximize integrated circuit (IC) density and corresponding formation techniques are disclosed. An exemplary IC device includes a gate layer extending along a first direction. An interconnect structure disposed over the gate layer includes odd-numbered interconnect routing layers oriented along a second direction that is substantially perpendicular to the first direction and even-numbered interconnect routing layers oriented along a third direction that is substantially parallel to the first direction. In some implementations, a ratio of a gate pitch of the gate layer to a pitch of a first of the even-numbered interconnect routing layers to a pitch of a third of the even-numbered interconnect routing layers is 3:2:4. In some implementations, a pitch of a first of the odd-numbered interconnect routing layers to a pitch of a third of the odd-numbered interconnect routing layers to a pitch of a seventh of the odd-numbered interconnect routing layers is 1:1:2.
    Type: Grant
    Filed: November 26, 2019
    Date of Patent: February 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Fang Chen, Jhon Jhy Liaw, Min-Chang Liang
  • Patent number: 11569241
    Abstract: A semiconductor device of an embodiment includes an oxide semiconductor layer. The oxide semiconductor layer includes a metal oxide containing at least one first metal element selected from the group consisting of indium and tin and at least one second metal element selected from the group consisting of zinc, gallium, aluminum, tungsten, and silicon. The oxide semiconductor layer includes a first region in which at least one anion element selected from the group consisting of fluorine and chlorine is contained within a range of 1 atomic % or more and less than 8 atomic % in the metal oxide.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: January 31, 2023
    Assignee: Kioxia Corporation
    Inventors: Hiroki Kawai, Junji Kataoka, Keiji Ikeda
  • Patent number: 11552171
    Abstract: A substrate structure and a method for fabricating a semiconductor structure including the substrate structure are provided. The substrate structure includes a substrate, a bow adjustment layer, and a silicon layer. The bow adjustment layer is on the top surface of the substrate. The silicon layer is on the bow adjustment layer. The substrate structure has a total bow value, and the total vow value is from ?20 ?m to ?40 ?m.
    Type: Grant
    Filed: October 14, 2021
    Date of Patent: January 10, 2023
    Assignee: Vanguard International Semiconductor Corporation
    Inventors: Yung-Fong Lin, Cheng-Tao Chou
  • Patent number: 11552192
    Abstract: The present disclosure generally to semiconductor devices, and more particularly to semiconductor devices having high-voltage transistors integrated on a semiconductor-on-insulator substrate and methods of forming the same. The present disclosure provides a semiconductor device including a bulk substrate, a semiconductor layer above the bulk substrate, an insulating layer between the semiconductor layer and the bulk substrate, a source region and a drain region on the bulk substrate, a gate dielectric between the source region and the drain region, the gate dielectric having a first portion on the bulk substrate and a second portion on the semiconductor layer, and a gate electrode above the gate dielectric.
    Type: Grant
    Filed: May 17, 2020
    Date of Patent: January 10, 2023
    Assignee: GLOBALFOUNDRIES DRESDEN MODULE ONE LLC & CO. KG
    Inventors: Ruchil Kumar Jain, Alban Zaka
  • Patent number: 11532625
    Abstract: Aspects of the disclosure provide a semiconductor device and a method for forming the semiconductor device. The semiconductor device includes a plurality of nanostructures stacked over a substrate in a vertical direction, a source/drain terminal adjoining the plurality of nanostructures, and a gate structure around the plurality of nanostructures. The gate structure includes a metal cap connecting adjacent two of the plurality of nanostructures and a metal layer partially surrounding the plurality of nanostructures.
    Type: Grant
    Filed: February 4, 2020
    Date of Patent: December 20, 2022
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kuo-Cheng Ching, Shi Ning Ju, Ching-Wei Tsai, Kuan-Lun Cheng, Chih-Hao Wang
  • Patent number: 11515269
    Abstract: A semiconductor packaging structure includes: a substrate, a redistribution layer having one conductive plugs, metal bumps disposed on the redistribution layer, and electrically connected with the redistribution layer including the conductive plug; a semiconductor chip over the redistribution layer and aligned to and electrically connected with the conductive plug; an underfill layer filling a gap between the redistribution layer and the semiconductor chip and the conductive plugs; a polymer layer on the redistribution layer, over the plurality of metal bumps, the underfill layer and the semiconductor chip, exposing only top parts of the plurality of metal bumps and top part of the semiconductor chip; and an antenna module disposed on the second surface of the substrate.
    Type: Grant
    Filed: December 5, 2018
    Date of Patent: November 29, 2022
    Assignee: SJ SEMICONDUCTOR (JIANGYIN) CORPORATION
    Inventors: Yenheng Chen, Chengchung Lin, Chengtar Wu, Jangshen Lin
  • Patent number: 11508725
    Abstract: A CMOS device with a plurality of PMOS transistors each having a PMOS drain and a plurality of NMOS transistors each having an NMOS drain includes a first interconnect and a second interconnect. The first interconnect is on an interconnect level extending in a length direction to connect the PMOS drains together, and the second interconnect is on the interconnect level extending in the length direction to connect the NMOS drains together. A set of interconnects on at least one additional interconnect level physically couple the first interconnect and the second interconnect to an output of the CMOS device. A third interconnect on the interconnect level extends perpendicular to the length direction and offset from the set of interconnects. The third interconnect is capable of flowing current from the PMOS drains or from the NMOS drains to the output of the CMOS device.
    Type: Grant
    Filed: January 30, 2020
    Date of Patent: November 22, 2022
    Assignee: QUALCOMM INCORPORATED
    Inventors: Seid Hadi Rasouli, Michael Joseph Brunolli, Christine Sung-An Hau-Riege, Mickael Malabry, Sucheta Kumar Harish, Prathiba Balasubramanian, Kamesh Medisetti, Nikolay Bomshtein, Animesh Datta, Ohsang Kwon
  • Patent number: 11502231
    Abstract: Some embodiments of the disclosure provide an LED device, an LED lamp and a method for machining a conductive wire of an LED device. The Light-Emitting Diode (LED) device includes at least one LED chip, a bracket and at least one conductive wire. Each of the at least one conductive wire is of a three-dimensional structure and includes a vertical section, first stress cushioning section inclined obliquely upwards, second stress cushioning section inclined obliquely downwards and third stress cushioning section inclined obliquely downwards that are sequentially arranged. A first transition bending section, a second transition bending section and a third transition bending section are sequentially formed between the vertical section, the first stress cushioning section.
    Type: Grant
    Filed: August 28, 2018
    Date of Patent: November 15, 2022
    Assignee: FOSHAN NATIONSTAR OPTOELECTRONICS CO., LTD
    Inventors: Ziheng Zeng, Zhiguo Xie, Fuhai Li, Libing Pan
  • Patent number: 11502193
    Abstract: Structures for an extended-drain metal-oxide-semiconductor device and methods of forming a structure for an extended-drain metal-oxide-semiconductor device. First and second source/drain regions are formed in a substrate, and a gate electrode is formed over the substrate. The gate electrode has a sidewall, and the gate electrode is laterally positioned between the first source/drain region and the second source/drain region. A buffer dielectric layer is formed that includes a first dielectric layer having a first portion positioned between the substrate and the gate electrode. The dielectric layer also has a second portion positioned on the substrate laterally between the sidewall of the gate electrode and the first source/drain region. The first portion of the dielectric layer has a first thickness, and the second portion of the first dielectric layer has a second thickness that is less than the first thickness.
    Type: Grant
    Filed: September 14, 2020
    Date of Patent: November 15, 2022
    Assignee: GlobalFoundries Singapore Pte. Ltd.
    Inventors: Bong Woong Mun, Upinder Singh, Jeoung Mo Koo
  • Patent number: 11495609
    Abstract: An integrated circuit includes a high-voltage MOS (HV) transistor and a capacitor supported by a semiconductor substrate. A gate stack of the HV transistor includes a first insulating layer over the semiconductor layer and a gate electrode formed from a first polysilicon. The capacitor includes a first electrode made of the first polysilicon and a second electrode made of a second polysilicon and at least partly resting over the first electrode. A first polysilicon layer deposited over the semiconductor substrate is patterned to form the first polysilicon of the gate electrode and first electrode, respectively. A second polysilicon layer deposited over the semiconductor substrate is patterned to form the second polysilicon of the second electrode. Silicon oxide spacers laterally border the second electrode and the gate stack of the HV transistor. Silicon nitride spacers border the silicon oxide spacers.
    Type: Grant
    Filed: November 9, 2020
    Date of Patent: November 8, 2022
    Assignee: STMicroelectronics (Crolles 2) SAS
    Inventors: Fausto Piazza, Sebastien Lagrasta, Raul Andres Bianchi, Simon Jeannot
  • Patent number: 11467231
    Abstract: A first magnetic member is provided in a region farther inward than an outer peripheral edge of a first magnetoresistance element. A second magnetoresistance element is provided in a region farther inward than an inner peripheral edge of the first magnetoresistance element and is covered by the first magnetic member or is provided in a region farther outward than the outer peripheral edge of the first magnetoresistance element and is covered by a second magnetic member. A first conductor includes a first base section and a first narrow section. The area of the exterior surface of the first narrow section as viewed from a direction perpendicular to an insulating layer is smaller than that of the first base section. In the first conductor, the first base section and the first narrow section are arranged side by side in the direction perpendicular to the insulating layer.
    Type: Grant
    Filed: June 3, 2020
    Date of Patent: October 11, 2022
    Assignee: MURATA MANUFACTURING CO., LTD.
    Inventors: Hikari Tochishita, Masashi Tsubokawa, Hiroki Tsutsumi