Patents Examined by Trang Q Tran
  • Patent number: 11967649
    Abstract: The semiconductor device includes a first conductor and a second conductor; a first insulator to a third insulator; and a first oxide to a third oxide. The first conductor is disposed to be exposed from a top surface of the first insulator. The first oxide is disposed over the first insulator and the first conductor. A first opening reaching the first conductor is provided in the first oxide. The second oxide is disposed over the first oxide. The second oxide comprises a first region, a second region, and a third region positioned between the first region and the second region. The third oxide is disposed over the second oxide. The second insulator is disposed over the third oxide. The second conductor is disposed over the second insulator. The third insulator is disposed to cover the first region and the second region and to be in contact with the top surface of the first insulator.
    Type: Grant
    Filed: August 25, 2022
    Date of Patent: April 23, 2024
    Assignee: Semiconductor Energy Laboratory Co., Ltd.
    Inventors: Toshihiko Takeuchi, Naoto Yamade, Yutaka Okazaki, Sachiaki Tezuka, Shunpei Yamazaki
  • Patent number: 11955553
    Abstract: Embodiments disclosed herein relate to using an implantation process and a melting anneal process performed on a nanosecond scale to achieve a high surface concentration (surface pile up) dopant profile and a retrograde dopant profile simultaneously. In an embodiment, a method includes forming a source/drain structure in an active area on a substrate, the source/drain structure including a first region comprising germanium, implanting a first dopant into the first region of the source/drain structure to form an amorphous region in at least the first region of the source/drain structure, implanting a second dopant into the amorphous region containing the first dopant, and heating the source/drain structure to liquidize and convert at least the amorphous region into a crystalline region, the crystalline region containing the first dopant and the second dopant.
    Type: Grant
    Filed: February 24, 2023
    Date of Patent: April 9, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Su-Hao Liu, Kuo-Ju Chen, Wen-Yen Chen, Ying-Lang Wang, Liang-Yin Chen, Li-Ting Wang, Huicheng Chang
  • Patent number: 11948947
    Abstract: A display device includes pixel circuits disposed in a display area and a driving circuit disposed in the peripheral area. The driving circuit includes a first transistor and each pixel circuit includes a second transistor. The first transistor includes a first active pattern disposed on the substrate, a first gate insulation layer having a first outer portion disposed on the first active pattern, and a first gate electrode disposed on the first gate insulation layer. The second transistor includes a second active pattern disposed on the substrate, a second gate insulation layer having a second outer portion disposed on the second active pattern, and a second gate electrode disposed on the second gate insulation layer. The first outer portion doesn't overlap the first gate electrode and has a first width. The second outer portion doesn't overlap the second gate electrode and has a second width smaller than the first width.
    Type: Grant
    Filed: June 9, 2020
    Date of Patent: April 2, 2024
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Kwang Soo Lee, Hyun Kim, Kap Soo Yoon, Su Jung Jung
  • Patent number: 11942446
    Abstract: A semiconductor package includes at least one second semiconductor chip stacked on a first semiconductor chip. An underfill layer is interposed between the first semiconductor chip and the at least one second semiconductor chip. The first semiconductor chip includes a first substrate, a first passivation layer disposed on the first substrate. The first passivation layer includes a first recess region. A first pad covers a bottom surface and sidewalls of the first recess region. The at least one second semiconductor chip includes a second substrate, a second passivation layer disposed adjacent to the first substrate, a conductive bump protruding outside the second passivation layer towards the first semiconductor chip and an inter-metal compound pattern disposed in direct contact with both the conductive bump and the first pad. The underfill layer is in direct contact with both the conductive bump and the inter-metal compound pattern.
    Type: Grant
    Filed: February 2, 2021
    Date of Patent: March 26, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyoeun Kim, Sunkyoung Seo, Seunghoon Yeon, Chajea Jo
  • Patent number: 11923357
    Abstract: An interfacial structure, along with methods of forming such, are described. The structure includes a first interfacial layer having a first dielectric layer, a first conductive feature disposed in the first dielectric layer, and a first thermal conductive layer disposed on the first dielectric layer. The structure further includes a second interfacial layer disposed on the first interfacial layer. The second interfacial layer is a mirror image of the first interfacial layer with respect to an interface between the first interfacial layer and the second interfacial layer. The second interfacial layer includes a second thermal conductive layer disposed on the first thermal conductive layer, a second dielectric layer disposed on the second thermal conductive layer, and a second conductive feature disposed in the second dielectric layer.
    Type: Grant
    Filed: January 18, 2021
    Date of Patent: March 5, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Kai-Fang Cheng, Kuang-Wei Yang, Cherng-Shiaw Tsai, Hsiaokang Chang
  • Patent number: 11923283
    Abstract: A semiconductor package including a first package substrate, a first semiconductor chip on a top surface of the first package substrate, an interposer electrically connected to the first package substrate on a top surface of the first semiconductor chip, and a molding layer configured to cover the first package substrate and the first semiconductor chip may be provided. The interposer may include an interposer trench recessed from a bottom surface of the interposer that faces both the top surface of the first semiconductor chip and the top surface of the first package substrate, and an interposer hole penetrating the interposer. The molding layer may include a filling portion filling a region between the first package substrate and the interposer, a through portion filling the interposer hole, and a cover portion covering at least a part of a top surface of the interposer.
    Type: Grant
    Filed: July 22, 2021
    Date of Patent: March 5, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Min Keun Kwak
  • Patent number: 11910621
    Abstract: A method for manufacturing a memory device includes forming a dielectric layer over a substrate. A bottom electrode via opening is formed in the dielectric layer. A bottom electrode is formed in the bottom electrode via opening. The bottom electrode is etched back. A selector is formed in the bottom electrode via opening and over the bottom electrode. A memory layer is formed over the selector. A top electrode is formed over the memory layer.
    Type: Grant
    Filed: February 22, 2019
    Date of Patent: February 20, 2024
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventor: Jau-Yi Wu
  • Patent number: 11908836
    Abstract: A semiconductor package includes a first die, a second die, an encapsulating material, and a redistribution structure. The second die is disposed over the first die and includes a plurality of bonding pads bonded to the first die, a plurality of through vias extending through a substrate of the second die and a plurality of alignment marks, wherein a pitch between adjacent two of the plurality of alignment marks is different from a pitch between adjacent two of the plurality of through vias. The encapsulating material is disposed over the first die and at least laterally encapsulating the second die. The redistribution structure is disposed over the second die and the encapsulating material and electrically connected to the plurality of through vias.
    Type: Grant
    Filed: May 7, 2021
    Date of Patent: February 20, 2024
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Hsien-Wei Chen, Ming-Fa Chen
  • Patent number: 11894299
    Abstract: A method includes forming a dielectric layer over a contact pad of a device, forming a first polymer layer over the dielectric layer, forming a first conductive line and a first portion of a second conductive line over the first polymer layer, patterning a photoresist to form an opening over the first portion of the second conductive feature, wherein after patterning the photoresist the first conductive line remains covered by photoresist, forming a second portion of the second conductive line in the opening, wherein the second portion of the second conductive line physically contacts the first portion of the second conductive line, and forming a second polymer layer extending completely over the first conductive line and the second portion of the second conductive line.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: February 6, 2024
    Assignee: TAIWAN SEMICONDUCTOR LTD
    Inventors: Chao-Wen Shih, Chen-Hua Yu, Han-Ping Pu, Hsin-Yu Pan, Hao-Yi Tsai, Sen-Kuei Hsu
  • Patent number: 11876052
    Abstract: A semiconductor die bonding structure includes a lower die including a lower top bonding dielectric layer and a lower connection structure and an upper die stacked over the lower die and including an upper bottom bonding dielectric layer and an upper connection structure. The lower top bonding dielectric layer and the upper bottom bonding dielectric layer are connected. The lower connection structure and the upper connection structure are connected.
    Type: Grant
    Filed: May 19, 2021
    Date of Patent: January 16, 2024
    Assignee: SK hynix Inc.
    Inventors: Na Bin Won, Jong Hoon Kim
  • Patent number: 11869877
    Abstract: A bonded assembly includes a first semiconductor die and a second semiconductor die that are bonded to each other by dielectric-to-dielectric bonding. First conductive via structures vertically extend through the second semiconductor die and a respective subset of the first dielectric material layers in the first semiconductor die, and contact a respective first metal interconnect structure in the first semiconductor die. Second conductive via structures vertically extend through a second substrate and a respective subset of the second dielectric material layers in the second semiconductor die, and contacting a respective second metal interconnect structure in the second semiconductor die. Redistribution metal interconnect structures located over a backside surface of the second substrate electrically connect the first conductive via structures and the second conductive via structures, and provide electrical interconnection between the first semiconductor die and the second semiconductor die.
    Type: Grant
    Filed: August 6, 2021
    Date of Patent: January 9, 2024
    Assignee: SANDISK TECHNOLOGIES LLC
    Inventors: Lin Hou, Peter Rabkin, Yangyin Chen, Masaaki Higashitani
  • Patent number: 11862650
    Abstract: In some embodiments, an image sensor is provided. The image sensor includes a photodetector disposed in a semiconductor substrate. A wave guide filter having a substantially planar upper surface is disposed over the photodetector. The wave guide filter includes a light filter disposed in a light filter grid structure. The light filter includes a first material that is translucent and has a first refractive index. The light filter grid structure includes a second material that is translucent and has a second refractive index less than the first refractive index.
    Type: Grant
    Filed: January 19, 2022
    Date of Patent: January 2, 2024
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Cheng Yu Huang, Chun-Hao Chuang, Chien-Hsien Tseng, Kazuaki Hashimoto, Keng-Yu Chou, Wei-Chieh Chiang, Wen-Chien Yu, Ting-Cheng Chang, Wen-Hau Wu, Chih-Kung Chang
  • Patent number: 11854985
    Abstract: A semiconductor package includes: a first package including a first semiconductor chip; a second package under the first package, the second package including a second semiconductor chip; and a first interposer package between the first package and the second package, the first interposer package including: a power management integrated circuit (PMIC) configured to supply power to the first package and the second package; a core member having a through-hole in which the PMIC is disposed; a first redistribution layer on the core member, and electrically connected to the first package; a second redistribution layer under the core member, and electrically connected to the second package; core vias penetrating the core member, and electrically connecting the first redistribution layer with the second redistribution layer; and a first signal path electrically connecting the first package with the second package.
    Type: Grant
    Filed: May 4, 2021
    Date of Patent: December 26, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Heejung Choi, Heeseok Lee, Junghwa Kim
  • Patent number: 11854948
    Abstract: A semiconductor package includes a package substrate including a redistribution layer; a semiconductor chip disposed on the package substrate and electrically connected to the redistribution layer; a wiring structure disposed on the semiconductor chip and having an upper surface on which pads are arranged; a vertical connection structure disposed between the package substrate and the wiring structure and electrically connecting the redistribution layer and the pads; and a passivation layer disposed on the wiring structure and having openings partially exposing a region of each of the pads. The pads include a first pad adjacent to a corner of the wiring structure, and a second pad closer to a center of the wiring structure than the first pad. A first width of the first pad is greater than a second width of the second pad. A contact layer is disposed in the opening on the first pad.
    Type: Grant
    Filed: March 9, 2021
    Date of Patent: December 26, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byungho Kim, Seongjin Shin
  • Patent number: 11855221
    Abstract: A ferroelectric semiconductor device and method are described herein. The method includes performing a diffusion anneal process to drive elements of a dopant film through an amorphous silicon layer and into a gate dielectric layer over a fin to form a doped gate dielectric layer with a gradient depth profile of dopant concentrations. The doped gate dielectric layer is crystallized during a post-cap anneal process to form a gradient depth profile of ferroelectric properties within the crystallized gate dielectric layer. A metal gate electrode is formed over the crystallized gate dielectric layer to obtain a ferroelectric transistor with multi-ferroelectric properties between the gate electrode and the channel. The ferroelectric transistor may be used in deep neural network (DNN) applications.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: December 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chia-Cheng Ho, Ming-Shiang Lin, Jin Cai
  • Patent number: 11854927
    Abstract: A package and a method forming the same are provided. The package includes an integrated circuit die. A sidewall of the integrated circuit die has a first facet and a second facet. The first facet and the second facet have different slopes. The package includes an encapsulant surrounding the integrated circuit die and in physical contact with the first facet and the second facet and an insulating layer over the integrated circuit die and the encapsulant. An upper surface of the integrated circuit die is lower than an upper surface of the encapsulant. A sidewall of the insulating layer is substantially coplanar with the first facet.
    Type: Grant
    Filed: May 28, 2021
    Date of Patent: December 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Ting-Chen Tseng, Sih-Hao Liao, Yu-Hsiang Hu, Hung-Jui Kuo
  • Patent number: 11855011
    Abstract: Provided is a package structure and a method of forming the same. The package structure includes a semiconductor package, a stacked patch antenna structure, and a plurality of conductive connectors. The semiconductor package includes a die. The stacked patch antenna structure is disposed on the semiconductor package, and separated from the semiconductor package by an air cavity. The plurality of conductive connectors is disposed in the air cavity between the semiconductor package and the stacked patch antenna structure to connect the semiconductor package and the stacked patch antenna structure.
    Type: Grant
    Filed: March 30, 2021
    Date of Patent: December 26, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chung-Yi Hsu, Kai-Chiang Wu, Yen-Ping Wang
  • Patent number: 11854964
    Abstract: A structure and a formation method of a semiconductor device are provided. The semiconductor device structure includes an interconnection structure over a semiconductor substrate. The semiconductor device structure includes a conductive pillar over the interconnection structure. The conductive pillar has a protruding portion extending towards the semiconductor substrate. The semiconductor device structure includes an upper conductive via between the conductive pillar and the interconnection structure. A center of the upper conductive via is laterally separated from a center of the protruding portion by a first distance. The semiconductor device structure includes a lower conductive via between the upper conductive via and the interconnection structure. The lower conductive via is electrically connected to the conductive pillar through the upper conductive via.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: December 26, 2023
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.
    Inventors: Ming-Da Cheng, Wei-Hung Lin, Hui-Min Huang, Chang-Jung Hsueh, Po-Hao Tsai, Yung-Sheng Lin
  • Patent number: 11855000
    Abstract: An electronic device structure having a shielding structure includes a substrate with an electronic component electrically connected to the substrate. The shielding structure includes conductive spaced-apart pillar structures that have proximate ends connected to the substrate and distal ends spaced apart from the substrate, and that are laterally spaced apart from the first electronic component. In one embodiment, the conductive pillar structures are conductive wires attached at one end to the substrate with an opposing end extending away from the substrate so that the conductive wires are provided generally perpendicular to the substrate. A package body encapsulates the electronic component and the conductive spaced-apart pillar structures. In one embodiment, the shielding structure further includes a shielding layer disposed adjacent the package body, which is electrically connected to the conductive spaced-apart pillar structures. In one embodiment, the electrical connection is made through the package.
    Type: Grant
    Filed: June 6, 2022
    Date of Patent: December 26, 2023
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Young Woo Lee, Jae Ung Lee, Byong Jin Kim, EunNaRa Cho, Ji Hoon Oh, Young Seok Kim, Jin Young Khim, Tae Kyeong Hwang, Jin Seong Kim, Gi Jung Kim
  • Patent number: 11830840
    Abstract: An integrated circuit chip includes a substrate on which a standard cell is disposed. The integrated circuit chip includes a plurality of power bumps including a plurality of first power bumps and a plurality of second power bumps, the plurality of power bumps. disposed to have a staggered arrangement in a central region of one surface of the integrated circuit chip, and connected to provide power to the standard cell; a first metal wiring disposed below the plurality of first power bumps and electrically connected to the plurality of first power bumps, at least a part of the first metal wiring overlapping the plurality of first power bumps from a plan view; and a second metal wiring horizontally separated from the first metal wiring, disposed below the plurality of second power bumps, and electrically connected to the plurality of second power bumps, at least a part of the second metal wiring overlapping the plurality of second power bumps from the plan view.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: November 28, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Young Jun Kim, Woon-Ki Lee, Jong Sun Jung