Patents Examined by William A. Harriston
  • Patent number: 11594507
    Abstract: A method for manufacturing a semiconductor device includes forming a thermosetting resin film on a first metal layer, forming an opening in the resin film, forming a second metal layer that covers a region from an upper surface of the first metal layer exposed from the opening of the resin film to an upper surface of the resin film, performing heat treatment at a temperature equal to or higher than a temperature at which the resin film is cured after forming the second metal layer, forming a cover film that covers the upper surface of the resin film and a side surface of the second metal layer after performing the heat treatment, and forming a solder on an upper surface of the second metal layer exposed from an opening of the cover film after forming the cover film.
    Type: Grant
    Filed: April 22, 2021
    Date of Patent: February 28, 2023
    Assignee: SUMITOMO ELECTRIC DEVICE INNOVATIONS, INC.
    Inventor: Keita Matsuda
  • Patent number: 11587908
    Abstract: A structure and a method of forming are provided. The structure includes a first dielectric layer overlying a first substrate. A first connection pad is disposed in a top surface of the first dielectric layer and contacts a first redistribution line. A first dummy pad is disposed in the top surface of the first dielectric layer, the first dummy pad contacting the first redistribution line. A second dielectric layer overlies a second substrate. A second connection pad and a second dummy pad are disposed in the top surface of the second dielectric layer, the second connection pad bonded to the first connection pad, and the first dummy pad positioned in a manner that is offset from the second dummy pad so that the first dummy pad and the second dummy pad do not contact each other.
    Type: Grant
    Filed: November 19, 2019
    Date of Patent: February 21, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kuo-Ming Wu, Yung-Lung Lin, Zhi-Yang Wang, Sheng-Chau Chen, Cheng-Hsien Chou
  • Patent number: 11587898
    Abstract: A semiconductor package includes a lower redistribution layer including an insulating pattern having an opening and a via in the opening; a first semiconductor chip including a chip pad, a passivation layer, and a pad bump connected to the chip pad; and a first encapsulant on the lower redistribution layer and the first semiconductor chip. The opening defines a lower surface and a side surface of the pad bump, and the via is in physical contact with the lower surface and the side surface of the pad bump.
    Type: Grant
    Filed: July 17, 2020
    Date of Patent: February 21, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Changeun Joo, Gyujin Choi
  • Patent number: 11587897
    Abstract: Disclosed is a semiconductor device comprising a semiconductor substrate, a conductive pad on a first surface of the semiconductor substrate, a passivation layer on the first surface of the semiconductor substrate, the passivation layer having a first opening that exposes the conductive pad, an organic dielectric layer on the passivation layer, the organic dielectric layer having a second opening, and a bump structure on the conductive pad and in the first and second openings. The organic dielectric layer includes a material different from a material of the passivation layer. The second opening is spatially connected to the first opening and exposes a portion of the passivation layer. The bump structure includes a pillar pattern in contact with the passivation layer and the organic dielectric layer.
    Type: Grant
    Filed: January 7, 2021
    Date of Patent: February 21, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Joongwon Shin, Yeonjin Lee, Inyoung Lee, Jimin Choi, Jung-Hoon Han
  • Patent number: 11587964
    Abstract: A method of manufacturing a package unit, comprising: preparing a circuit board having a first region, a second region surrounding the first region, and a third region between the first and the second region; preparing a mold having a frame-shaped protruding portion surrounding a first cavity, the frame-shaped protruding portion partitioning the first cavity and a second cavity surrounding the first cavity; arranging the circuit board and the mold such that the first region of the circuit board faces the first cavity, the second region of the circuit board faces the second cavity, and a gap which communicates the first cavity and the second cavity with each other is formed between the frame-shaped protruding portion and the third region of the circuit board; and forming a frame-shaped resin member on top of the second region of the circuit board by pouring a resin into the second cavity.
    Type: Grant
    Filed: March 13, 2020
    Date of Patent: February 21, 2023
    Assignee: CANON KABUSHIKI KAISHA
    Inventors: Koichi Shimizu, Satoru Hamasaki
  • Patent number: 11581276
    Abstract: A semiconductor structure includes a first passivation layer disposed over a metal line, a copper-containing RDL disposed over the first passivation layer, where the copper-containing RDL is electrically coupled to the metal line and where a portion of the copper-containing RDL in contact with a top surface of the first passivation layer forms an acute angle, and a second passivation layer disposed over the copper-containing RDL, where an interface between the second passivation layer and a top surface of the copper-containing RDL is curved. The semiconductor structure may further include a polymeric layer disposed over the second passivation layer, where a portion of the polymeric layer extends to contact the copper-containing RDL, a bump electrically coupled to the copper-containing RDL, and a solder layer disposed over the bump.
    Type: Grant
    Filed: July 28, 2020
    Date of Patent: February 14, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Hsiang-Ku Shen, Dian-Hau Chen
  • Patent number: 11581272
    Abstract: Embodiments may relate to a multi-chip microelectronic package that includes a first die and a second die coupled to a package substrate. The first and second dies may have respective radiative elements that are communicatively coupled with one another such that they may communicate via an electromagnetic signal with a frequency at or above approximately 20 gigahertz (GHz). Other embodiments may be described or claimed.
    Type: Grant
    Filed: April 25, 2019
    Date of Patent: February 14, 2023
    Assignee: Intel Corporation
    Inventors: Henning Braunisch, Adel A. Elsherbini, Georgios Dogiamis, Telesphor Kamgaing, Richard Dischler, Johanna M. Swan, Victor J. Prokoff
  • Patent number: 11569484
    Abstract: The described technology relates to an organic light emitting diode including: a first electrode; a second electrode overlapping the first electrode; an organic emission layer between the first electrode and the second electrode; and a capping layer on the second electrode, wherein the capping layer has an absorption rate of 0.25 or more for light having a wavelength of 405 nm, thereby preventing degradation of the organic emission layer by blocking the light of the harmful wavelength region and providing the organic light emitting diode in which a blue emission efficiency is not deteriorated.
    Type: Grant
    Filed: October 8, 2021
    Date of Patent: January 31, 2023
    Inventors: Myeong Suk Kim, Sung Wook Kim, Chang Woong Chu, Jin Soo Hwang, Sang Hoon Yim
  • Patent number: 11569124
    Abstract: A multilayer interconnect structure for integrated circuits includes a first dielectric layer over a substrate and a conductive line partially exposed over the first dielectric layer. The structure further includes an etch stop layer over both the first dielectric layer and the exposed conductive line, and a second dielectric layer over the etch stop layer. The second dielectric layer and the etch stop layer provide a via hole that partially exposes the conductive line. The structure further includes a via disposed in the via hole, and another conductive line disposed over the via and coupled to the conductive line through the via. Methods of forming the multilayer interconnect structure are also disclosed. The etch stop layer reduces the lateral and vertical etching of the first and second dielectric layers when the via hole is misaligned due to overlay errors.
    Type: Grant
    Filed: October 19, 2020
    Date of Patent: January 31, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Cheng-Hsiung Tsai, Chung-Ju Lee, Shau-Lin Shue, Tien-I Bao
  • Patent number: 11562952
    Abstract: The present disclosure relates to a chip scale package (CSP) comprising: a first set of CSP contact balls or bumps; a second set of CSP contact balls or bumps; and a channel routing region, the channel routing region being devoid of any CSP contact balls or bumps.
    Type: Grant
    Filed: April 30, 2021
    Date of Patent: January 24, 2023
    Assignee: Cirrus Logic, Inc.
    Inventors: Craig McAdam, Jonathan Taylor, Douglas Macfarlane, John Kerr, James Munger, John Pavelka, Steven A. Atherton
  • Patent number: 11557555
    Abstract: A bumped solder pad and methods for adding bumps to a solder pad are provided. A substrate is provided having metal layer formed thereon and a solder pad formed from a portion of the metal layer. A surface treatment is applied to the solder pad. The surface treatment is patterned. The surface treatment is etched to produce at least one bump on the solder pad.
    Type: Grant
    Filed: June 10, 2020
    Date of Patent: January 17, 2023
    Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.
    Inventors: Hsiao Jung Lin, Ai Wen Wang, Chien Te Chen, Chieh kai Yang
  • Patent number: 11557526
    Abstract: Semiconductor device assemblies are provided with a package substrate including one or more layers of thermally conductive material configured to conduct heat generated by one or more of semiconductor dies of the assemblies laterally outward towards an outer edge of the assembly. The layer of thermally conductive material can comprise one or more allotropes of carbon, such as diamond, graphene, graphite, carbon nanotubes, or a combination thereof. The layer of thermally conductive material can be provided via deposition (e.g., sputtering, PVD, CVD, or ALD), via adhering a film comprising the layer of thermally conductive material to an outer surface of the package substrate, or via embedding a film comprising the layer of thermally conductive material to within the package substrate.
    Type: Grant
    Filed: October 1, 2020
    Date of Patent: January 17, 2023
    Assignee: Micron Technology, Inc.
    Inventors: Hyunsuk Chun, Xiaopeng Qu, Chan H. Yoo
  • Patent number: 11552037
    Abstract: Disclosed is a semiconductor package comprising a redistribution substrate, a semiconductor chip on the redistribution substrate and including a chip pad electrically connected to the redistribution substrate, and a conductive terminal on the redistribution substrate. The redistribution substrate includes a first dielectric layer, a first redistribution pattern, a second dielectric layer, a second redistribution pattern, and a first insulative pattern. The first redistribution pattern electrically connects the chip pad and the second redistribution pattern. The first insulative pattern has a first surface in contact with the first redistribution pattern and a second surface in contact with the second redistribution pattern. The second surface is opposite to the first surface. A width at the first surface of the first insulative pattern is the same as or greater than a width at the second surface of the first insulative pattern.
    Type: Grant
    Filed: March 5, 2021
    Date of Patent: January 10, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Namhoon Kim, Seunghoon Yeon, Yonghoe Cho
  • Patent number: 11551944
    Abstract: An apparatus for forming a solder bump on a substrate including a supporter configured to support the substrate to be provided thereon, a housing surrounding the supporter, a cover defining a manufacturing space in combination with the housing and including an edge heating zone along a perimeter thereof, the manufacturing space surrounding the supporter, and an oxide remover supply nozzle configured to supply an oxide remover to the manufacturing space may be provided.
    Type: Grant
    Filed: September 4, 2020
    Date of Patent: January 10, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Sungyong Yun, Sanghoon Lee, Sungil Lee
  • Patent number: 11551973
    Abstract: A method for manufacturing a semiconductor device includes providing an adhesive film over a first surface of a semiconductor wafer on which a semiconductor device layer and a bump electrically connected to the semiconductor device layer are formed, forming a slit in the adhesive film, fragmenting the semiconductor wafer into semiconductor chips along the slit, and connecting the bump to a wiring of a circuit board within the adhesive film.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: January 10, 2023
    Assignee: KIOXIA CORPORATION
    Inventors: Takanobu Ono, Keisuke Tokubuchi, Akira Tomono
  • Patent number: 11545417
    Abstract: An integrated circuit device includes a semiconductor substrate, first through-silicon-via (TSV) structures penetrating a first region of the semiconductor substrate and spaced apart from each other by a first pitch, a first individual device between the first TSV structures and spaced apart from the first TSV structures by a distance that is greater than a first keep-off distance, and second TSV structures penetrating a second region of the semiconductor substrate and spaced apart from each other by a second pitch that is less than the first pitch. The second region of the semiconductor device does not include an individual device that is homogeneous with the first individual device and between the second TSV structures.
    Type: Grant
    Filed: January 29, 2021
    Date of Patent: January 3, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Chajea Jo, Ohguk Kwon, Namhoon Kim, Hyoeun Kim, Seunghoon Yeon
  • Patent number: 11545444
    Abstract: A lidded chip package apparatus has reduced latent thermal stress in an under-chip high-CTE layer of the chip package because the lid of the package was adhered to a substrate of the package and cured during a same thermal excursion as when underfill was dispensed and cured under a chip of the package, and the chip package was cooled from the combined underfill and lidding process to room temperature with the lid adhered to the chip and the substrate, thereby reducing latent thermal stress in the under-chip high-CTE layer of the chip package.
    Type: Grant
    Filed: December 31, 2020
    Date of Patent: January 3, 2023
    Assignee: International Business Machines Corporation
    Inventors: Mukta Ghate Farooq, Katsuyuki Sakuma, Krishna R. Tunga, Hilton T. Toy
  • Patent number: 11545451
    Abstract: A semiconductor package includes a semiconductor chip having at least one chip pad disposed on one surface thereof; a wiring pattern disposed on top of the semiconductor chip and having at least a portion thereof in contact with the chip pad to be electrically connected to the chip pad; and a solder bump disposed on outer surface of the wiring pattern to be electrically connected to the chip pad through the wiring pattern.
    Type: Grant
    Filed: February 19, 2021
    Date of Patent: January 3, 2023
    Assignee: NEPES CO., LTD.
    Inventors: Hyun Sik Kim, Seung Hwan Shin, Yong Tae Kwon, Dong Hoon Seo, Hee Cheol Kim, Dong Soo Lee
  • Patent number: 11545450
    Abstract: This disclosure provides an integrated circuit device that includes a RDL that is interlocked with a bump (or “pillar”). The interlocked interface provides the contact RDL-bump interface with increased structural stability that can better withstand the thermal stresses associated with high performance devices IC devices. The interlock structure mitigates crack/delamination that occurs at the RDL-bump interface in large IC chips that are generally subjected to higher stresses during operation.
    Type: Grant
    Filed: July 16, 2020
    Date of Patent: January 3, 2023
    Assignee: NVIDIA CORPORATION
    Inventors: Yuanjing Jane Li, Chuan Zhang, Jonathon Elliott, Howard Marks
  • Patent number: 11538637
    Abstract: A substrate that includes a base layer having a first principal surface defining a plurality of first trenches and intervening first lands, and a cover layer provided over the first principal surface of the base layer and covering the first trenches and first lands substantially conformally, wherein the surface of the cover layer remote from the first principal surface of the base layer comprises a plurality of second trenches and intervening second lands defined at a smaller scale than the first trenches and first lands. The substrate may be used to fabricate a capacitive element in which thin film layers are provided and conformally cover the second trenches and second lands of the cover layer, to create a metal-insulator-metal structure having high capacitance density.
    Type: Grant
    Filed: June 25, 2021
    Date of Patent: December 27, 2022
    Assignees: MURATA MANUFACTURING CO., LTD., COMMISSARIAT A L'ENERGIE ATOMIQUE ET AUX ENERGIES ALTERNATIVES
    Inventors: Frédéric Voiron, Julien El Sabahy, Guy Parat