Patents Examined by Errol V Fernandes
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Patent number: 11901330Abstract: Microelectronic assemblies, and related devices and methods, are disclosed herein. For example, in some embodiments, a microelectronic assembly may include a package substrate having a first surface and an opposing second surface, and a die secured to the package substrate, wherein the die has a first surface and an opposing second surface, the die has first conductive contacts at the first surface and second conductive contacts at the second surface, and the first conductive contacts are coupled to conductive pathways in the package substrate by first non-solder interconnects.Type: GrantFiled: December 21, 2022Date of Patent: February 13, 2024Assignee: Intel CorporationInventors: Shawna M. Liff, Adel A. Elsherbini, Johanna M. Swan, Arun Chandrasekhar
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Patent number: 11881467Abstract: A semiconductor package includes a first connection structure having first and second surfaces and including a first redistribution layer, a first semiconductor chip disposed on the first surface and having a first connection pad electrically connected to the first redistribution layer, a second semiconductor chip disposed around the first semiconductor chip on the first surface and having a second connection pad electrically connected to the first redistribution layer, an interconnection bridge disposed on the second surface to be spaced apart from the second surface and connected to the first redistribution layer through a connection member to electrically connect the first and second connection pads to each other, and a second connection structure disposed on the second surface to embed the interconnection bridge and including a second redistribution layer electrically connected to the first redistribution layer.Type: GrantFiled: July 13, 2022Date of Patent: January 23, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jungho Shim, Han Kim, Chulkyu Kim
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Patent number: 11876148Abstract: A nitride semiconductor light-emitting element includes: an n-side nitride semiconductor layer; a p-side nitride semiconductor layer; and an active layer between the n-side nitride semiconductor layer and the p-side nitride semiconductor layer. The active layer includes: one or more well layers comprising a first well layer that is nearest to the n-side nitride semiconductor layer, and one or more barrier layers comprising a first barrier layer between the first well layer and the n-side nitride semiconductor layer. The first barrier layer comprises a Si-doped InGaN barrier layer and an undoped GaN barrier layer in this order from the n-side nitride semiconductor layer side.Type: GrantFiled: March 5, 2021Date of Patent: January 16, 2024Assignee: NICHIA CORPORATIONInventor: Takuya Okada
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Patent number: 11869822Abstract: A semiconductor package includes a redistribution structure, a plurality of semiconductor devices, and a plurality of heat dissipation films. The plurality of semiconductor devices mounted on the redistribution structure. The plurality of heat dissipation films are respectively disposed on and jointly covering upper surfaces of the plurality of semiconductor devices. A plurality of trenches are respectively extended between each two of the plurality of heat dissipations and extended between each two of the plurality of semiconductor devices.Type: GrantFiled: July 23, 2021Date of Patent: January 9, 2024Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.Inventors: Chih-Hao Chen, Po-Yuan Cheng, Pu Wang, Li-Hui Cheng
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Patent number: 11869870Abstract: First and second contacts are formed on first and second wafers from disparate first and second conductive materials, at least one of which is subject to surface oxidation when exposed to air. A layer of oxide-inhibiting material is disposed over a bonding surface of the first contact and the first and second wafers are positioned relative to one another such that a bonding surface of the second contact is in physical contact with the layer of oxide-inhibiting material. Thereafter, the first and second contacts and the layer of oxide-inhibiting material are heated to a temperature that renders the first and second contacts and the layer of oxide-inhibiting material to liquid phases such that at least the first and second contacts alloy into a eutectic bond.Type: GrantFiled: September 27, 2022Date of Patent: January 9, 2024Assignee: SiTime CorporationInventors: Paul M. Hagelin, Charles I. Grosjean
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Patent number: 11869820Abstract: An integrated circuit (IC) includes a substrate including circuitry configured for a function, the circuitry including at least one stress sensitive circuit portion, with at least a portion of nodes in the circuitry electrically coupled to bond pads provided by a top metal layer. A metal wall that is ring-shaped is positioned above the top metal layer that is not electrically coupled to the circuitry. The stress sensitive circuit portion is with at least a majority of its area within an inner area of the substrate that is framed by the metal wall to provide a cavity.Type: GrantFiled: July 1, 2022Date of Patent: January 9, 2024Assignee: TEXAS INSTRUMENTS INCORPORATEDInventors: Amit Sureshkumar Nangia, Sreenivasan Kalyani Koduri, Siva Prakash Gurrum, Christopher Daniel Manack
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Patent number: 11864388Abstract: In a semiconductor device, a stack of alternating gate layers and insulating layers is formed. Channel structures are formed in an array region of the stack. A first staircase is formed at a first section of the stack. A second staircase is formed at a second section of the stack. A dummy staircase is formed at the first section and disposed between the first staircase and the second staircase. The dummy staircase includes dummy group stair steps descending in a second direction parallel to a plane defined by any one of the gate layers and the insulating layers, and dummy division stair steps descending in a third direction and a fourth direction parallel to the plane and perpendicular to the second direction. The third direction and the fourth direction are opposite to each other.Type: GrantFiled: January 19, 2023Date of Patent: January 2, 2024Assignee: Yangtze Memory Technologies Co., Ltd.Inventors: Zhong Zhang, Wenxi Zhou, Zhiliang Xia
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Patent number: 11862567Abstract: A method of forming a contact to a semiconductor device is provided that forms an alloy composed of nickel (Ni), platinum (Pt), aluminum (Al), titanium (Ti) and a semiconductor material. The methods may include forming a nickel and platinum semiconductor alloy at a base of a via. A titanium layer having an angstrom scale thickness is deposited in the via in contact with the nickel platinum semiconductor alloy. An aluminum containing fill is deposited atop the titanium layer. A forming gas anneal including an oxygen containing atmosphere is applied to the structure to provide a contact alloy comprising nickel, platinum, aluminum, titanium and a semiconductor element from the contact surface of the semiconductor device.Type: GrantFiled: March 9, 2021Date of Patent: January 2, 2024Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: John Bruley, Jack O. Chu, Kam-Leung Lee, Ahmet S. Ozcan, Paul M. Solomon, Jeng-bang Yau
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Patent number: 11855041Abstract: A semiconductor package includes a package substrate, an interposer on the package substrate, semiconductor devices in individual mounting regions on a first surface of the interposer, respectively, first conductive connection members, and a molding member on the interposer. The interposer has first bonding pads in the individual mounting regions, respectively. The semiconductor devices each have chip pads electrically connected to the first bonding pads. The first conductive connection members are between the first bonding pads and the chip pads. The molding member covers the semiconductor devices and fills gaps between the first surface of the interposer and the semiconductor devices. At least one of the individual mounting regions includes a pad-free region with a cross shape and pad regions defined by the pad-free region, and the first bonding pads are in the pad regions.Type: GrantFiled: November 29, 2021Date of Patent: December 26, 2023Assignee: Samsung Electronics Co., Ltd.Inventor: Chulwoo Kim
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Patent number: 11854809Abstract: A manufacturing method of an electronic device includes: forming a drift layer of an N type; forming a trench in the drift layer; forming an edge-termination structure alongside the trench by implanting dopant species of a P type; and forming a depression region between the trench and the edge-termination structure by digging the drift layer. The steps of forming the depression region and the trench are carried out at the same time. The step of forming the depression region comprises patterning the drift layer to form a structural connection with the edge-termination structure having a first slope, and the step of forming the trench comprises etching the drift layer to define side walls of the trench, which have a second slope steeper than the first slope.Type: GrantFiled: December 5, 2022Date of Patent: December 26, 2023Assignee: STMICROELECTRONICS S.r.l.Inventors: Edoardo Zanetti, Simone Rascuna', Mario Giuseppe Saggio, Alfio Guarnera, Leonardo Fragapane, Cristina Tringali
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Patent number: 11848273Abstract: Techniques for interconnecting chips using a bridge chip having through vias is provided. In one aspect, a structure includes: a bridge chip attached to at least a first chip and a second chip, wherein the bridge chip has at least one conductive through via connecting the bridge chip to one of the first chip and the second chip. The bridge chip can include a wiring layer having metal lines present between a first capping layer and a second capping layer, and the at least one conductive through via can directly contact at least a sidewall of at least one of the metal lines. A method of integrating chips using the present bridge chip is also provided.Type: GrantFiled: November 17, 2021Date of Patent: December 19, 2023Assignee: International Business Machines CorporationInventors: Mukta Ghate Farooq, James J. Kelly
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Patent number: 11848272Abstract: A method of fabricating a bridged multi-chip assembly structure includes providing a carrier substrate. The method further includes arranging a plurality of chips on the carrier substrate in a predetermined layout. Each chip has a front surface including a set of terminals formed thereon. The method further includes depositing a molding material between the plurality of chips and on the carrier substrate. The method further includes removing the carrier substrate from the plurality of chips fixed by the molding material. The method further includes bonding a bridge chip to corresponding sets of terminals of at least two chips of the plurality of chips fixed by the molding material.Type: GrantFiled: August 16, 2021Date of Patent: December 19, 2023Assignee: International Business Machines CorporationInventors: Akihiro Horibe, Toyohiro Aoki, Takashi Hisada
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Patent number: 11849576Abstract: A memory device includes a first semiconductor structure and a second semiconductor structure. The memory device further includes a bonding structure between the first semiconductor structure and the second semiconductor structure, the bonding structure comprising a first bonding pattern and a second bonding pattern in contact with each other, the first semiconductor structure being electrically connected with the second semiconductor structure through the bonding structure. The memory device further includes a shielding structure between the first semiconductor structure and the second semiconductor structure and surrounding the bonding structure, the shielding structure comprising a third bonding pattern and a fourth bonding pattern in contact with each other, the shielding structure being electrically connected with a biased voltage.Type: GrantFiled: January 9, 2023Date of Patent: December 19, 2023Assignee: YANGTZE MEMORY TECHNOLOGIES CO., LTD.Inventor: Jin Yong Oh
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Patent number: 11842981Abstract: Examples relate to a die interconnect substrate comprising a bridge die comprising at least one bridge interconnect connecting a first bridge die pad of the bridge die to a second bridge die pad of the bridge die. The die interconnect substrate further comprises a substrate structure comprising a substrate interconnect electrically insulated from the bridge die, wherein the bridge die is embedded in the substrate structure. The die interconnect substrate further comprises a first interface structure for attaching a semiconductor die to the substrate structure, wherein the first interface structure is connected to the first bridge die pad. The die interconnect substrate further comprises a second interface structure for attaching a semiconductor die to the substrate structure, wherein the second interface structure is connected to the substrate interconnect. A surface of the first interface structure and a surface of the second interface structure are at the same height.Type: GrantFiled: September 3, 2021Date of Patent: December 12, 2023Assignee: Intel CorporationInventors: Rahul Jain, Ji Yong Park, Kyu Oh Lee
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Patent number: 11837551Abstract: A semiconductor package includes a redistribution substrate having a semiconductor chip mounted on a top surface thereof with and a connection terminal between the semiconductor chip and the redistribution substrate. The redistribution substrate includes a first redistribution pattern on a bottom surface of the connection terminal and comprising a first via and a first interconnection on the first via, a pad pattern between the first redistribution pattern and the connection terminal and comprising a pad via and a pad on the pad via, and a second redistribution pattern between the first redistribution pattern and the pad pattern and comprising a second via and a second interconnection on the second via with a recess region where a portion of a top surface of the second interconnection is recessed. A bottom surface of the recess region is located at a lower level than a topmost surface of the second interconnection.Type: GrantFiled: March 29, 2021Date of Patent: December 5, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jongyoun Kim, Seokhyun Lee, Gwangjae Jeon
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Patent number: 11837556Abstract: Apparatuses relating generally to a microelectronic package having protection from electromagnetic interference are disclosed. In an apparatus thereof, a platform has an upper surface and a lower surface opposite the upper surface and has a ground plane. A microelectronic device is coupled to the upper surface of the platform. Wire bond wires are coupled to the ground plane with a pitch. The wire bond wires extend away from the upper surface of the platform with upper ends of the wire bond wires extending above an upper surface of the microelectronic device. The wire bond wires are spaced apart from one another to provide a fence-like perimeter to provide an interference shielding cage. A conductive layer is coupled to at least a subset of the upper ends of the wire bond wires for electrical conductivity to provide a conductive shielding layer to cover the interference shielding cage.Type: GrantFiled: April 14, 2022Date of Patent: December 5, 2023Assignee: Adeia Semiconductor Technologies LLCInventors: Shaowu Huang, Javier A. Delacruz
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Patent number: 11832449Abstract: A semiconductor device includes a substrate including a first region and a second region, a first gate stack on the first region and including a first gate stacked insulating film and a first gate electrode on the first gate stacked insulating film, and a second gate stack on the second region and including a second gate stacked insulating film and a second gate electrode on the second gate stacked insulating film, wherein a width of the first gate stack is greater than a width of the second gate stack and the second gate stacked insulating film includes a plurality of ferroelectric material films.Type: GrantFiled: January 13, 2021Date of Patent: November 28, 2023Assignee: Samsung Electronics Co., Ltd.Inventor: Woo Bin Song
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Patent number: 11830851Abstract: A semiconductor package structure includes a substrate, a redistribution layer, a first semiconductor component, a conductive pillar, and a second semiconductor component. The redistribution layer is over the substrate. The first semiconductor component is over the redistribution layer. The conductive pillar is adjacent to the first semiconductor component, wherein the first semiconductor component and the conductive pillar are surrounded by a molding material. The second semiconductor component is over the molding material, wherein the second semiconductor component is electrically coupled to the redistribution layer through the conductive pillar.Type: GrantFiled: March 22, 2021Date of Patent: November 28, 2023Assignee: MediaTek Inc.Inventors: Yi-Lin Tsai, Wen-Sung Hsu, I-Hsuan Peng, Yi-Jou Lin
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Patent number: 11830819Abstract: A package comprising a substrate, a first integrated device coupled to the substrate, a second integrated device coupled to the substrate, a first bridge and a second bridge. The first bridge is coupled to the first integrated device and the second integrated device. The first bridge is configured to provide at least one first electrical path between the first integrated device and the second integrated device. The first bridge is coupled to a top portion of the first integrated device and a top portion of the second integrated device. The second bridge is coupled to the first integrated device and the second integrated device. The second bridge is configured to provide at least one second electrical path between the first integrated device and the second integrated device.Type: GrantFiled: June 24, 2021Date of Patent: November 28, 2023Assignee: QUALCOMM INCORPORATEDInventors: Bharani Chava, Abinash Roy, Stanley Seungchul Song, Jonghae Kim
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Patent number: 11830849Abstract: A semiconductor memory package includes a substrate, a first stack of memory dies, and a second stack of memory dies. The substrate includes a top layer and a bottom layer. The first stack of memory dies is electrically coupled to the top layer of the substrate and includes a controller and a first number of memory dies. The second stack of memory dies is electrically coupled to the top layer of the substrate and includes a second number of memory dies greater than the first number of memory dies. An upper surface of the first stack of memory dies and an upper surface of the second stack of memory dies are substantially coplanar.Type: GrantFiled: November 4, 2021Date of Patent: November 28, 2023Assignee: WESTERN DIGITAL TECHNOLOGIES, INC.Inventors: Saurabh Nilkanth Athavale, Shrikar Bhagath, Pradeep Rai