Patents Examined by Kimberly N Rizkallah
  • Patent number: 11710705
    Abstract: A semiconductor device A1 disclosed includes: a semiconductor element 10 having an element obverse face and element reverse face that face oppositely in a thickness direction z, with an obverse-face electrode 11 (first electrode 111) and a reverse-face electrode 12 respectively formed on the element obverse face and the element reverse face; a conductive member 22A opposing the element reverse face and conductively bonded to the reverse-face electrode 12; a conductive member 22B spaced apart from the conductive member 22A and electrically connected to the obverse-face electrode 11; and a lead member 51 having a lead obverse face 51a facing in the same direction as the element obverse face and connecting the obverse-face electrode 11 and the conductive member 22B. The lead member 51, bonded to the obverse-face electrode 11 via a lead bonding layer 321, includes a protrusion 521 protruding in the thickness direction z from the lead obverse face 51a.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: July 25, 2023
    Assignee: ROHM CO., LTD.
    Inventor: Kazunori Fuji
  • Patent number: 11705344
    Abstract: A technique capable of shortening process time for plasma cleaning is provided. A method of manufacturing a semiconductor device includes a step of preparing a substrate including a plurality of device regions each including a semiconductor chip electrically connected to a plurality of terminals formed on a main surface by a wire, a step of delivering the substrate while emitting plasma generated in atmospheric pressure to the main surface of the substrate, a step of delivering the substrate while capturing an image of a region of the main surface of the substrate and a step of forming a sealing body by sealing the semiconductor chip and the wire with a resin.
    Type: Grant
    Filed: August 18, 2021
    Date of Patent: July 18, 2023
    Assignee: RENESAS ELECTRONICS CORPORATION
    Inventors: Masakatsu Suzuki, Haruhiko Harada, Yasuhiko Akaike
  • Patent number: 11651993
    Abstract: A semiconductor device includes a substrate, a first conductive feature over a portion of the substrate, and an etch stop layer over the substrate and the first conductive feature. The etch stop layer includes a silicon-containing dielectric (SCD) layer and a metal-containing dielectric (MCD) layer over the SCD layer. The semiconductor device further includes a dielectric layer over the etch stop layer, and a second conductive feature in the dielectric layer. The second conductive feature penetrates the etch stop layer and electrically connects to the first conductive feature.
    Type: Grant
    Filed: May 18, 2020
    Date of Patent: May 16, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Szu-Ping Tung, Jen Hung Wang, Shing-Chyang Pan
  • Patent number: 11646242
    Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: May 9, 2023
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, George Maxim
  • Patent number: 11631634
    Abstract: This disclosure relates to a leadless packaged semiconductor device including a top and a bottom opposing major surfaces and sidewalls extending between the top and bottom surfaces, the leadless packaged semiconductor device further includes a lead frame structure including an array of two or more lead frame sub-structures each having a semiconductor die arranged thereon, and terminals and a track extended across the bottom surface of the semiconductor device. The track provides a region for interconnecting the semiconductor die and terminals, and the track is filled by an insulating material to isolate the lead frame sub-structures.
    Type: Grant
    Filed: March 3, 2021
    Date of Patent: April 18, 2023
    Assignee: Nexperia B.V.
    Inventors: On Lok Chau, Fei Wong, Ringo Cheung, Billie Bi
  • Patent number: 11621207
    Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: April 4, 2023
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, George Maxim
  • Patent number: 11605583
    Abstract: An integrated circuit package includes a transmission line structure, wire bonds, a first post and a second post. The transmission line structure runs from a printed circuit board (PCB) to an integrated circuit (IC) and includes a center transmission line between two ground lines and sealed from exposure to air. The wire bonds connect the transmission line structure to pads on the integrated circuit from where the center transmission line exits the integrated circuit package. The wire bonds are selected to have an impedance matched to impedance of the integrated circuit. The first post supports the center transmission line where the center transmission line enters the integrated circuit package from the printed circuit board. The second post supports the center transmission line where the center transmission line exits the integrated circuit package to connect to the wire bonds.
    Type: Grant
    Filed: August 27, 2019
    Date of Patent: March 14, 2023
    Assignee: Keysight Technologies, Inc.
    Inventors: Philipp Pahl, Colin March, John Westerman
  • Patent number: 11538744
    Abstract: This disclosure relates to a cascode HEMT semiconductor device including a lead frame, a die pad attached to the lead frame, and a HEMT die attached to the die pad. The HEMT die includes a HEMT source and a HEMT drain on a first side, and a HEMT gate on a second side. The device further includes a MOSFET die attached to the source of the HEMT die, and the MOSFET die includes a MOSFET source, a MOSFET gate and a MOSFET drain. The MOSFET drain is connected to the HEMT source, and the MOSFET source includes a MOSFET source clip. The MOSFET source clip includes a pillar so to connect the MOSFET source to the HEMT gate, and the connection between the MOSFET source to the HEMT gate is established by a conductive material.
    Type: Grant
    Filed: March 17, 2021
    Date of Patent: December 27, 2022
    Assignee: Nexperia B.V.
    Inventors: Ricardo Yandoc, Robert Montgomery, Adam Thomas Rosillo
  • Patent number: 11532539
    Abstract: Implementations of the semiconductor package may include a first sidewall opposite a second sidewall, and a third sidewall opposite a fourth sidewall. Implementations of the semiconductor package may include a first lead and a second lead extending from the first sidewall and a first half-etched tie bar directly coupled to the first lead. An end of the first half-etched tie bar may be exposed on the third sidewall of the semiconductor package. Implementations of the semiconductor package may also include a second half-etched tie bar directly coupled to the second lead. An end of the second half-etched tie bar may be exposed on the fourth sidewall. An end of the first lead and an end of the second lead may each be electroplated. The first die flag and the second die flag may be electrically isolated from the first lead and the second lead.
    Type: Grant
    Filed: December 29, 2020
    Date of Patent: December 20, 2022
    Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLC
    Inventors: Hui Min Ler, Soon Wei Wang, Chee Hiong Chew
  • Patent number: 11519957
    Abstract: Electrical current flow in a ball grid array (BGA) package can be measured by an apparatus including an integrated circuit (IC) electrically connected to the BGA package. Solder balls connect the BGA package to a printed circuit board (PCB) and are arranged to provide a contiguous channel for a current sense wire. A subset of solder balls is electrically connected to supply current from the PCB through the BGA package to the IC. The current sense wire is attached to the upper surface of the PCB, within the contiguous channel, and surrounds the subset of solder balls. An amplifier is electrically connected to the current sense wire ends to amplify a voltage induced on the current sense wire by current flow into the BGA package. A sensing analog-to-digital converter (ADC) is electrically connected to convert a voltage at the output of the amplifier into digital output signals.
    Type: Grant
    Filed: September 26, 2019
    Date of Patent: December 6, 2022
    Assignee: International Business Machines Corporation
    Inventors: Layne A. Berge, Matthew Doyle, Kyle Schoneck, Thomas W. Liang, Matthew A. Walther, Jason J. Bjorgaard, John R. Dangler
  • Patent number: 11515223
    Abstract: A package structure includes a metal member and a resin member. The metal member has an obverse surface facing one side in a first direction. The resin member is disposed in contact with at least a portion of the obverse surface. The obverse surface has a roughened area. The roughened area includes a plurality of first trenches recessed from the obverse surface, each of the first trenches having a surface with a greater roughness than the obverse surface. The plurality of first trenches extend in a second direction perpendicular to the first direction and are next to each other in a third direction perpendicular to the first direction and the second direction. The plurality of first trenches are filled up with the resin member.
    Type: Grant
    Filed: August 23, 2019
    Date of Patent: November 29, 2022
    Assignee: ROHM CO., LTD.
    Inventor: Kazunori Fuji
  • Patent number: 11482477
    Abstract: A packaged electronic device includes a die pad directly connected to a first set of conductive leads of a leadframe structure, a semiconductor die attached to the conductive die pad, a conductive support structure directly connected to a second set of conductive leads, and spaced apart from all other conductive structures of the leadframe structure. A magnetic assembly is attached to the conductive support structure, and a molded package structure that encloses the conductive die pad, the conductive support structure, the semiconductor die, the magnetic assembly and portions of the conductive leads, the molded package structure including a top side, and an opposite bottom side, wherein the lamination structure is centered between the top and bottom sides.
    Type: Grant
    Filed: December 31, 2018
    Date of Patent: October 25, 2022
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Vijaylaxmi Khanolkar, Joyce Mullenix
  • Patent number: 11476170
    Abstract: A power semiconductor module includes an insulating substrate, a first conductive circuit pattern, a second conductive circuit pattern, a first semiconductor device, a second semiconductor device, a sealing member, and a first barrier layer. The sealing member seals the first semiconductor device, the second semiconductor device, the first conductive circuit pattern, and the second conductive circuit pattern. At least one of the first barrier layer and the sealing member includes a first stress relaxation portion. This configuration improves the reliability of the power semiconductor module.
    Type: Grant
    Filed: December 6, 2018
    Date of Patent: October 18, 2022
    Assignee: MITSUBISHI ELECTRIC CORPORATION
    Inventors: Yusuke Kaji, Hisayuki Taki, Seiki Hiramatsu
  • Patent number: 11476177
    Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: October 18, 2022
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, George Maxim
  • Patent number: 11450561
    Abstract: Performance of a semiconductor device is improved. In one embodiment, for example, deposition time is increased from 4.6 sec to 6.9 sec. In other words, in one embodiment, thickness of a tantalum nitride film is increased by increasing the deposition time. Specifically, in one embodiment, deposition time is increased such that a tantalum nitride film provided on the bottom of a connection hole to be coupled to a wide interconnection has a thickness within a range from 5 to 10 nm.
    Type: Grant
    Filed: April 22, 2020
    Date of Patent: September 20, 2022
    Assignee: Renesas Electronics Corporation
    Inventors: Kazuyuki Omori, Seiji Muranaka, Kazuyoshi Maekawa
  • Patent number: 11443999
    Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: September 13, 2022
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, George Maxim
  • Patent number: 11410904
    Abstract: The present disclosure relates to a thermally enhanced package, which includes a carrier, a thinned die over the carrier, a mold compound, and a heat extractor. The thinned die includes a device layer over the carrier and a dielectric layer over the device layer. The mold compound resides over the carrier, surrounds the thinned die, and extends beyond a top surface of the thinned die to define an opening within the mold compound and over the thinned die. The top surface of the thinned die is at a bottom of the opening. At least a portion of the heat extractor is inserted into the opening and in thermal contact with the thinned die. Herein the heat extractor is formed of a metal or an alloy.
    Type: Grant
    Filed: November 29, 2018
    Date of Patent: August 9, 2022
    Assignee: Qorvo US, Inc.
    Inventors: Julio C. Costa, George Maxim
  • Patent number: 11398421
    Abstract: A semiconductor substrate and a manufacturing method thereof are provided. The semiconductor substrate includes a dielectric layer, a circuit layer, a first protection layer and a plurality of conductive posts. The dielectric layer has a first surface and a second surface that are opposite to each other. The circuit layer is embedded in the dielectric layer and is exposed from the first surface. The first protection layer covers a portion of the first circuit layer and defines a plurality of holes that expose a remaining portion of the first circuit layer. The conductive posts are formed in the holes.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: July 26, 2022
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Chun-Che Lee, Ming-Chiang Lee, Yuan-Chang Su, Tien-Szu Chen, Chih-Cheng Lee, You-Lung Yen
  • Patent number: 11367675
    Abstract: A method for manufacturing a semiconductor device includes: fixing a semiconductor chip to a first part of a leadframe; bonding one connector member to a first terminal of the semiconductor chip, a second terminal of the semiconductor chip, a second part of the leadframe, and a third part of the leadframe; forming a sealing member; and separating a first conductive part of the connector member and a second conductive part of the connector member by removing at least a section of the portion of the connector member exposed outside the sealing member, the first conductive part being bonded to the first terminal and the second part, the second conductive part being bonded to the second terminal and the third part.
    Type: Grant
    Filed: December 3, 2020
    Date of Patent: June 21, 2022
    Assignees: KABUSHIKI KAISHA TOSHIBA, TOSHIBA ELECTRONIC DEVICES & STORAGE CORPORATION
    Inventors: Katsuya Sato, Kakeru Yamaguchi, Tetsuya Yamamoto
  • Patent number: 11348806
    Abstract: A method of making Flat No-Lead Packages with plated lead surfaces exposed on lateral faces thereof. The method includes providing a plurality of Flat No-Lead Packages having severed, unplated lead surfaces exposed on lateral faces thereof and having plated lead surfaces exposed on bottom faces thereof. The method further includes batch electroplating the severed unplated lead surfaces of the plurality of Flat No-Lead Packages.
    Type: Grant
    Filed: December 23, 2014
    Date of Patent: May 31, 2022
    Assignee: TEXAS INSTRUMENTS INCORPORATED
    Inventors: Lee Han Meng@ Eugene Lee, Shu Hui Ooi, Anis Fauzi Abdul Aziz, Wei Fen Sueann Lim