Patents Examined by Jose R. Diaz
  • Patent number: 11737321
    Abstract: A display apparatus includes: a substrate including a first surface, a second surface opposite the first surface, a display area defined on the first surface, and a non-display area defined on the second surface; a plurality of display elements at the display area on the first surface of the substrate; a driving circuit on the second surface and overlapping with the display area of the substrate; a first conductive pattern on the second surface of the substrate; and a second conductive pattern on the first surface of the substrate and connected to the first conductive pattern via a contact hole extending through the substrate. A surface roughness of the second surface of the substrate is greater than a surface roughness of the first surface of the substrate.
    Type: Grant
    Filed: August 8, 2020
    Date of Patent: August 22, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Yongseok Kim, Jaejoong Kwon, Dongchul Shin, Kangyoung Lee, Hyunsup Lee, Gyehwan Lim
  • Patent number: 11735536
    Abstract: A semiconductor package includes a first die and a second die. The first die includes a first coil and a second coil of an inductor. The first coil and the second coil are located at different level heights. The first coil includes a first metallic material. The second coil includes a second metallic material. The first metallic material has a different composition from the second metallic material. The second die is bonded to the first die. The second die includes a third coil of the inductor. The inductor extends from the first die to the second die.
    Type: Grant
    Filed: August 19, 2021
    Date of Patent: August 22, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsien-Wei Chen, Ming-Fa Chen, Sen-Bor Jan, Chih-Chia Hu
  • Patent number: 11728313
    Abstract: Representative techniques and devices including process steps may be employed to mitigate the potential for delamination of bonded microelectronic substrates due to metal expansion at a bonding interface. For example, a metal pad may be disposed at a bonding surface of at least one of the microelectronic substrates, where the contact pad is positioned offset relative to a TSV in the substrate and electrically coupled to the TSV.
    Type: Grant
    Filed: May 3, 2021
    Date of Patent: August 15, 2023
    Assignee: ADEIA SEMICONDUCTOR BONDING TECHNOLOGIES INC.
    Inventors: Bongsub Lee, Guilian Gao
  • Patent number: 11729990
    Abstract: In some embodiments, the present disclosure relates to an integrated chip that includes a gate electrode over a substrate, and a gate dielectric layer arranged over the gate electrode. The gate dielectric layer includes a ferroelectric material. An active structure is arranged over the gate dielectric layer and includes a semiconductor material. A source contact and a drain contact are arranged over the active structure. A capping structure is arranged between the source and drain contacts and over the active structure. The capping structure includes a first metal material.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: August 15, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Rainer Yen-Chieh Huang, Hai-Ching Chen, Chung-Te Lin
  • Patent number: 11719982
    Abstract: In an IPS-mode liquid crystal display device, the area of a terminal portion is decreased. A liquid crystal display device includes a TFT substrate and a counter substrate attached to the TFT substrate with a sealing material, and includes a display region and a terminal portion formed on the TFT substrate. A shielding transparent conductive film is formed on the outer side of the counter substrate. On the terminal portion, an earth pad formed with a transparent conductive film is formed on an organic passivation film. The shielding transparent conductive film is connected to the earth pad through a conductor. Below organic passivation film of the terminal portion, a wire is formed.
    Type: Grant
    Filed: December 16, 2021
    Date of Patent: August 8, 2023
    Assignee: Japan Display Inc.
    Inventors: Hiroyuki Abe, Kentaro Agata, Masaki Murase, Kazune Matsumura
  • Patent number: 11715780
    Abstract: Processing methods may be performed to form an airgap in a semiconductor structure. The methods may include forming a high-k material on a floor of a trench. The trench may be defined on a semiconductor substrate between sidewalls of a first material and a spacer material. The methods may include forming a gate structure on the high-k material. The gate structure may contact the first material along each sidewall of the trench. The methods may also include etching the first material. The etching may form an airgap adjacent the gate structure.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: August 1, 2023
    Assignee: Applied Materials, Inc.
    Inventor: Angada B. Sachid
  • Patent number: 11714458
    Abstract: The present disclosure relates to a display panel including a display area that can be stretched by including a plurality of stretching units and a peripheral area positioned at an edge of the display area. Each of the stretching units includes: a plurality of islands separately disposed to include a plurality of pixels disposed therein; a plurality of bridges extended from the islands to connect adjacent islands or to connect the islands with the peripheral area; and a plurality of openings disposed adjacent to the bridges, between the bridges, and between the bridges and the islands, wherein areas of the islands are gradually increased toward the peripheral area.
    Type: Grant
    Filed: May 4, 2022
    Date of Patent: August 1, 2023
    Assignee: Samsung Display Co., Ltd.
    Inventors: Jong Ho Hong, Hye Jin Joo, Gun Mo Kim, Il Gon Kim, Jae Min Shin
  • Patent number: 11715418
    Abstract: A display apparatus includes a substrate including a display area including a display element, a first thin film transistor disposed in the display area, the first thin film transistor including a first semiconductor layer including a silicon semiconductor and a first gate electrode insulated from the first semiconductor layer, a second thin film transistor disposed in the display area, the second thin film transistor including a second semiconductor layer including an oxide semiconductor and a second gate electrode insulated from the second semiconductor layer, a first signal line extending at a side of the first thin film transistor in a first direction, a second signal line extending at an opposite side of the first thin film transistor in the first direction, and a shielding pattern extending in the first direction, the shielding pattern at least partially overlapping the first signal line.
    Type: Grant
    Filed: January 4, 2021
    Date of Patent: August 1, 2023
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Junyong An, Wonkyu Kwak, Changsoo Pyon, Minjeong Kim, Hyungjun Park, Nuree Um
  • Patent number: 11710778
    Abstract: A method for fabricating semiconductor device includes: forming a first semiconductor layer and an insulating layer on a substrate; removing the insulating layer and the first semiconductor layer to form openings; forming a second semiconductor layer in the openings; and patterning the second semiconductor layer, the insulating layer, and the first semiconductor layer to form fin-shaped structures.
    Type: Grant
    Filed: March 10, 2021
    Date of Patent: July 25, 2023
    Assignee: UNITED MICROELECTRONICS CORP.
    Inventors: Chin-Hung Chen, Ssu-I Fu, Chih-Kai Hsu, Chia-Jung Hsu, Yu-Hsiang Lin
  • Patent number: 11710714
    Abstract: The present disclosure relates to a radio frequency (RF) device that includes a mold device die and a multilayer redistribution structure underneath the mold device die. The mold device die includes a device region with a back-end-of-line (BEOL) portion and a front-end-of-line (FEOL) portion over the BEOL portion, and a first mold compound. The FEOL portion includes an active layer formed from a strained silicon epitaxial layer, in which a lattice constant is greater than 5.461 at a temperature of 300K. The first mold compound resides over the active layer. Herein, silicon crystal does not exist between the first mold compound and the active layer. The multilayer redistribution structure includes a number of bump structures, which are at a bottom of the multilayer redistribution structure and electrically coupled to the FEOL portion of the mold device die.
    Type: Grant
    Filed: January 11, 2022
    Date of Patent: July 25, 2023
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, Michael Carroll
  • Patent number: 11708264
    Abstract: A low-profile packaging structure for a microelectromechanical-system (MEMS) resonator system includes an electrical lead having internal and external electrical contact surfaces at respective first and second heights within a cross-sectional profile of the packaging structure and a die-mounting surface at an intermediate height between the first and second heights. A resonator-control chip is mounted to the die-mounting surface of the electrical lead such that at least a portion of the resonator-control chip is disposed between the first and second heights and wire-bonded to the internal electrical contact surface of the electrical lead.
    Type: Grant
    Filed: May 27, 2022
    Date of Patent: July 25, 2023
    Assignee: SiTime Corporation
    Inventors: Pavan Gupta, Aaron Partridge, Markus Lutz
  • Patent number: 11710680
    Abstract: The present disclosure relates to a radio frequency device that includes a transfer device die and a multilayer redistribution structure underneath the transfer device die. The transfer device die includes a device region with a back-end-of-line (BEOL) portion and a front-end-of-line (FEOL) portion over the BEOL portion and a transfer substrate. The FEOL portion includes isolation sections and an active layer surrounded by the isolation sections. A top surface of the device region is planarized. The transfer substrate resides over the top surface of the device region. Herein, silicon crystal does not exist within the transfer substrate or between the transfer substrate and the active layer. The multilayer redistribution structure includes a number of bump structures, which are at a bottom of the multilayer redistribution structure and electrically coupled to the FEOL portion of the transfer device die.
    Type: Grant
    Filed: December 17, 2021
    Date of Patent: July 25, 2023
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, Michael Carroll
  • Patent number: 11705336
    Abstract: A method for fabricating a semiconductor device includes forming a deposition-type interface layer over a substrate, converting the deposition-type interface layer into an oxidation-type interface layer, forming a high-k layer over the oxidation-type interface layer, forming a dipole interface on an interface between the high-k layer and the oxidation-type interface layer, forming a conductive layer over the high-k layer, and patterning the conductive layer, the high-k layer, the dipole interface, and the oxidation-type interface layer to form a gate stack over the substrate.
    Type: Grant
    Filed: February 28, 2022
    Date of Patent: July 18, 2023
    Assignee: SK hynix Inc.
    Inventor: Yunhyuck Ji
  • Patent number: 11705505
    Abstract: A semiconductor device and a method of forming the same are provided. The method includes forming a sacrificial gate structure over an active region. A first spacer layer is formed along sidewalls and a top surface of the sacrificial gate structure. A first protection layer is formed over the first spacer layer. A second spacer layer is formed over the first protection layer. A third spacer layer is formed over the second spacer layer. The sacrificial gate structure is replaced with a replacement gate structure. The second spacer layer is removed to form an air gap between the first protection layer and the third spacer layer.
    Type: Grant
    Filed: August 9, 2022
    Date of Patent: July 18, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Wei-Ting Chien, Liang-Yin Chen, Yi-Hsiu Liu, Tsung-Lin Lee, Huicheng Chang
  • Patent number: 11695036
    Abstract: A semiconductor device includes a semiconductor layer of a first conductivity type having a device forming region and an outside region, an impurity region of a second conductivity type formed in a surface layer portion of a first main surface in the device forming region, a field limiting region of a second conductivity type formed in the surface layer portion in the outside region and having a impurity concentration higher than that of the impurity region, and a well region of a second conductivity type formed in a region between the device forming region and the field limiting region in the surface layer portion in the outside region, having a bottom portion positioned at a second main surface side with respect to bottom portions of the impurity region and the field limiting region, and having a impurity concentration higher than that of the impurity region.
    Type: Grant
    Filed: July 9, 2021
    Date of Patent: July 4, 2023
    Assignee: ROHM CO., LTD.
    Inventor: Jun Takaoka
  • Patent number: 11694987
    Abstract: Semiconductor packages including active package substrates are described. In an example, the active package substrate includes an active die between a top substrate layer and a bottom substrate layer. The top substrate layer may include a via and the active die may include a die pad. An anisotropic conductive layer may be disposed between the via and the die pad to conduct electrical current unidirectionally between the via and the die pad. In an embodiment, the active die is a flash memory controller and a memory die is mounted on the top substrate layer and placed in electrical communication with the flash memory controller through the anisotropic conductive layer.
    Type: Grant
    Filed: August 21, 2020
    Date of Patent: July 4, 2023
    Assignee: Intel Corporation
    Inventors: Juan Eduardo Dominguez, Hyoung Il Kim
  • Patent number: 11678490
    Abstract: An object is to provide a semiconductor device with large memory capacity. The semiconductor device includes first to seventh insulators, a first conductor, and a first semiconductor. The first conductor is positioned on a first top surface of the first insulator and a first bottom surface of the second insulator. The third insulator is positioned in a region including a side surface and a second top surface of the first insulator, a side surface of the first conductor, and a second bottom surface and a side surface of the second insulator. The fourth insulator, the fifth insulator, and the first semiconductor are sequentially stacked on the third insulator. The sixth insulator is in contact with the fifth insulator in a region overlapping the first conductor. The seventh insulator is positioned in a region including the first semiconductor and the sixth insulator.
    Type: Grant
    Filed: May 3, 2022
    Date of Patent: June 13, 2023
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Hajime Kimura, Tatsunori Inoue
  • Patent number: 11677025
    Abstract: An electronic device includes a ferroelectric layer arranged on a channel region and a gate electrode arranged on the ferroelectric layer. The ferroelectric layer includes a plurality of first oxide monolayers and a second oxide monolayers that is arranged between the substrate and the gate electrode and include a material different from a material of the first oxide monolayers. The first oxide monolayers include oxide monolayers that are alternately formed and include materials different from one another.
    Type: Grant
    Filed: October 28, 2021
    Date of Patent: June 13, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yunseong Lee, Jinseong Heo, Sangwook Kim, Sanghyun Jo
  • Patent number: 11678588
    Abstract: A Hall effect device includes a semiconductor region and at least three contacts to the semiconductor region, which are arranged in the semiconductor region substantially along a line or curve. The line or curve functionally separates the semiconductor region in a first region and a second region. The Hall effect device further including a first electrode that is electrically isolated against the first region and a second electrode that is electrically isolated against the second region. Two of the at least three contacts supply electric energy to the first region and to the second region, and the remaining at least one contact taps an output signal of the first region and/or the second region that responds to a magnetic field component.
    Type: Grant
    Filed: September 30, 2020
    Date of Patent: June 13, 2023
    Assignee: Infineon Technologies AG
    Inventor: Udo Ausserlechner
  • Patent number: 11676994
    Abstract: The present invention provides a manufacturing method of a semiconductor device and a semiconductor device. A semiconductor device is provided, the semiconductor device includes a substrate, a stacked structure disposed on the substrate, the substrate comprises a cell array region, a peripheral circuit region and a middle region between the cell array region and the peripheral circuit region, the stacked structure comprises a first support layer, a first trench located in the middle region, a second support layer located on an upper surface of the stacked structure, wherein parts of the second support layer is disposed in the first trench, a portion of a sidewall of the first support layer directly contacts a portion of a sidewall of the second support layer, and a capacitor structure located in the cell array region.
    Type: Grant
    Filed: May 29, 2022
    Date of Patent: June 13, 2023
    Assignee: Fujian Jinhua Integrated Circuit Co., Ltd.
    Inventors: Janbo Zhang, Li-Wei Feng, Yu-Cheng Tung