Patents Examined by Jami Valentine Miller
-
Patent number: 11665975Abstract: An apparatus is provided which comprises: a bit-line; a first word-line; a second word-line; and a source-line; a magnetic junction comprising a free magnet; an interconnect comprising spin orbit material, wherein the interconnect is adjacent to the free magnet of the magnetic junction; and a first device (e.g., a selector device) coupled at one end of the interconnect and to the second word-line; and a second device coupled to the magnetic junction, the first word-line and the source-line.Type: GrantFiled: June 19, 2018Date of Patent: May 30, 2023Assignee: Intel CorporationInventors: Tanay Gosavi, Chia-Ching Lin, Sasikanth Manipatruni, Ian Young
-
Patent number: 11665979Abstract: A method for providing a magnetic device and the magnetic device so provided are described. The magnetic device includes a magnetic layer having a surface. In some aspects, the magnetic layer is a free layer, a reference layer, or a top layer thereof. A tunneling barrier layer is deposited on the magnetic layer. At least a portion of the tunneling barrier layer adjacent to the magnetic layer is deposited at a deposition angle of at least thirty degrees from a normal to the surface of the magnetic layer. In some aspects, the deposition angle is at least fifty degrees.Type: GrantFiled: April 3, 2020Date of Patent: May 30, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jaewoo Jeong, Mahesh G. Samant, Yari Ferrante, Panagiotis Charilaos Filippou, Chirag Garg, Stuart Stephen Papworth Parkin
-
Patent number: 11658171Abstract: Described implementations provide wireless, surface mounting of at least two semiconductor die on die attach pads (DAPs) of the semiconductor package, where the at least two semiconductor die are electrically connected by a clip. A stress buffer layer may be provided on the clip, and a heatsink may be provided on the stress buffer layer. The heatsink may be secured with an external mold material.Type: GrantFiled: December 23, 2020Date of Patent: May 23, 2023Assignee: SEMICONDUCTOR COMPONENTS INDUSTRIES, LLCInventors: Jonghwan Baek, JeongHyuk Park, Seungwon Im, Keunhyuk Lee
-
Patent number: 11658068Abstract: Methods are provided for selective film deposition. One method includes providing a substrate containing a dielectric material and a metal layer, the metal layer having an oxidized metal layer thereon, coating the substrate with a metal-containing catalyst layer, treating the substrate with an alcohol solution that removes the oxidized metal layer from the metal layer along with the metal-containing catalyst layer on the oxidized metal layer, and exposing the substrate to a process gas containing a silanol gas for a time period that selectively deposits a SiO2 film on the metal-containing catalyst layer on the dielectric material.Type: GrantFiled: November 23, 2020Date of Patent: May 23, 2023Assignee: Tokyo Electron LimitedInventor: Kandabara Tapily
-
Patent number: 11659770Abstract: In a method of manufacturing an MRAM device, first and second lower electrodes may be formed on first and second regions, respectively, of a substrate. First and second MTJ structures having different switching current densities from each other may be formed on the first and second lower electrodes, respectively. First and second upper electrodes may be formed on the first and second MTJ structures, respectively.Type: GrantFiled: August 27, 2020Date of Patent: May 23, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dae-Shik Kim, Jeong-Heon Park, Gwan-Hyeob Koh
-
Patent number: 11659774Abstract: Methods and devices are provided that include a magnetic tunneling junction (MTJ) element. A first spacer layer abuts sidewalls of the MTJ element. The first spacer layer has a low-dielectric constant (low-k) oxide composition. A second spacer layer is disposed on the first spacer layer and has a low-k nitride composition.Type: GrantFiled: November 25, 2020Date of Patent: May 23, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Hsiang-Ku Shen, Dian-Hau Chen
-
Patent number: 11653536Abstract: An organic light emitting display device includes a substrate having a display area and a peripheral area; a pad disposed on the substrate in the peripheral area; a first conductive pattern disposed on one side of the display area in the peripheral area and electrically connected to the pad; a second conductive pattern disposed on the substrate in the peripheral area and disposed on an opposite side of the first conductive pattern; a first connection electrode disposed on the first conductive pattern in the peripheral area and electrically connected to the first conductive pattern; and a second connection electrode disposed on the second conductive pattern in the peripheral area and electrically connected to the second conductive pattern. A cathode electrode of a light emitting diode is disposed on the first and second connection electrodes and electrically connected to the first and second connection electrodes.Type: GrantFiled: December 8, 2020Date of Patent: May 16, 2023Assignee: Samsung Display Co., Ltd.Inventors: Sang Moo Choi, Mi Hae Kim, Sang Won Seok, Hwan Soo Jang, Su Jin Lee
-
Patent number: 11652029Abstract: A 3-D package structure for isolated power module is discussed. The package structure has metal trace in a support layer (e.g. a substrate board), which is covered by two magnetic films from both sides, thus an effective transformer is formed. An IC die which contains a voltage regulator is stacked above the support layer, which significantly reduces the package size.Type: GrantFiled: June 28, 2021Date of Patent: May 16, 2023Assignee: Monolithic Power Systems, Inc.Inventors: Hunt Jiang, Jian Jiang, Di Han
-
Patent number: 11651972Abstract: In a method of manufacturing a semiconductor device, an underlying structure is formed over a substrate. A film is formed over the underlying structure. Surface topography of the film is measured and the surface topography is stored as topography data. A local etching is performed by using directional etching and scanning the substrate so that an entire surface of the film is subjected to the directional etching. A plasma beam intensity of the directional etching is adjusted according to the topography data.Type: GrantFiled: August 16, 2021Date of Patent: May 16, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY, LTD.Inventors: Ya-Wen Yeh, Yu-Tien Shen, Shih-Chun Huang, Po-Chin Chang, Wei-Liang Lin, Yung-Sung Yen, Wei-Hao Wu, Li-Te Lin, Pinyen Lin, Ru-Gun Liu
-
Patent number: 11641782Abstract: The present disclosure relates to a spin-orbit torque-based switching device and a method of fabricating the same. The spin-orbit torque-based switching device of the present disclosure includes a spin torque generating layer provided with a tungsten-vanadium alloy thin film exhibiting perpendicular magnetic anisotropy (PMA) characteristics and a magnetization free layer formed on the spin torque generating layer.Type: GrantFiled: October 8, 2020Date of Patent: May 2, 2023Assignee: Korea University Research and Business FoundationInventors: Young Keun Kim, Gyu Won Kim
-
Patent number: 11631628Abstract: A semiconductor chip package is provided with improved connections between different components within the package. The semiconductor chip package may comprise a semiconductor chip disposed on a substrate. The semiconductor chip may have a first surface and a second surface. The first surface of the semiconductor chip may be connected to the substrate. The semiconductor chip package may comprise a leadframe that includes a first lead and a second lead. The first lead of the leadframe may be directly attached to the second surface of the semiconductor chip. The second lead of the leadframe may be directly attached to the substrate.Type: GrantFiled: February 26, 2021Date of Patent: April 18, 2023Assignee: Infineon Technologies AGInventors: Christian Neugirg, Peter Scherl
-
Patent number: 11631730Abstract: A display apparatus includes a substrate including a display area, a peripheral area surrounding the display area, a function-adding area, of which at least a portion is surrounded by the display area, and a detour area disposed between tine display area and the function-adding area. The display apparatus includes a plurality of pixel circuits disposed in the display area. A plurality of driving lines are electrically connected to the pixel circuits and extend in a direction in the display area. A first detour line is disposed in the detour area and is electrically connected to a first driving line. A second detour line is disposed in the detour area. The second detour line is electrically connected to a second driving line and is disposed in a different layer from the first detour line.Type: GrantFiled: November 5, 2020Date of Patent: April 18, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Ji-Hyun Ka, Seung-Kyu Lee, Hwan-Soo Jang, Jin-Tae Jeong
-
Patent number: 11626558Abstract: Embodiments of the present disclosure provide a semiconductor structure and a manufacturing method thereof, and a memory. The semiconductor structure may at least include: a plurality of transistors arranged in a staggered manner, wherein the transistors share one source plate, a channel of the transistor is located on the source plate, and a channel length direction of the transistor is perpendicular to a surface of the source plate, and a material of the channel includes an oxide semiconductor; a plurality of drain contact members, electrically connected to drains of the transistors, wherein an odd number of transistors share one drain contact member, and the transistors sharing the same drain contact member are driven by a same word line; and a plurality of magnetic tunnel junctions, located on the drain contact members, wherein the magnetic tunnel junctions are electrically connected to the drain contact members in a one-to-one corresponding manner.Type: GrantFiled: July 14, 2022Date of Patent: April 11, 2023Assignees: CHANGXIN MEMORY TECHNOLOGIES, INC., BEIJING SUPERSTRING ACADEMY OF MEMORY TECHNOLOGYInventors: Xiaoguang Wang, Dinggui Zeng, Huihui Li, Kanyu Cao
-
Patent number: 11616192Abstract: A memory device includes a perpendicular magnetic tunnel junction (pMTJ) stack, between a bottom electrode and a top electrode. In an embodiment, the pMTJ includes a fixed magnet, a tunnel barrier above the fixed magnet and a free magnet structure on the tunnel barrier. The free magnet structure includes a first free magnet on the tunnel barrier and a second free magnet above the first free magnet, wherein at least a portion of the free magnet proximal to an interface with the free magnet includes a transition metal. The free magnet structure having a transition metal between the first and the second free magnets advantageously improves the switching efficiency of the MTJ, while maintaining a thermal stability of at least 50 kT.Type: GrantFiled: June 29, 2018Date of Patent: March 28, 2023Assignee: Intel CorporationInventors: Tofizur Rahman, Christopher J. Wiegand, Justin S. Brockman, Daniel G. Ouellette, Angeline K. Smith, Andrew Smith, Pedro A. Quintero, Juan G. Alzate-Vinasco, Oleg Golonzka
-
Patent number: 11616194Abstract: An etching method includes: preparing a workpiece including a metal multilayer film having a magnetic tunnel junction and a mask formed by an inorganic material on the metal multilayer film; and etching the metal multilayer film by plasma of a mixed gas of ethylene gas and oxygen gas using the mask.Type: GrantFiled: March 15, 2019Date of Patent: March 28, 2023Assignee: TOKYO ELECTRON LIMITEDInventors: Ken Ando, Hiroki Maehara, Jun Sato, Kiyoshi Maeda, Shigeru Tahara
-
Patent number: 11600660Abstract: An ultra-fast magnetic random access memory (MRAM) comprises a three terminal bottom-pinned composite SOT magnetic tunneling junction (bCSOT-MTJ) element including (counting from top to bottom) a magnetic flux guide (MFG) having a very high magnetic permeability, a spin Hall channel (SHC) having a large positive spin Hall angle, an in-plane magnetic memory (MM) layer, a tunnel barrier (TB) layer, and a magnetic pinning stack (MPS) having a synthetic antiparallel coupling pinned by an antiferromagnetic material. The magnetic writing is significantly boosted by a combined effort of enhanced spin orbit torque (SOT) and Lorentz force generated by current-flowing wire (CFW) in the SHC layer and spin transfer torque (STT) by a current flowing through the MTJ stack, and further enhanced by a magnetic close loop formed at the cross section of MFG/SHC/MM tri-layer.Type: GrantFiled: April 15, 2020Date of Patent: March 7, 2023Inventors: Rongfu Xiao, Yimin Guo, Jun Chen
-
Patent number: 11594675Abstract: A memory device is provided, the memory device comprising a contact pillar in a dielectric layer. A magnetic tunnel junction may be provided over the contact pillar. A barrier layer may be provided on a sidewall of the magnetic tunnel junction and extending over a horizontal surface of the dielectric layer. A spacer may be provided over the barrier layer.Type: GrantFiled: June 4, 2020Date of Patent: February 28, 2023Assignee: GLOBALFOUNDRIES SINGAPORE PTE. LTD.Inventors: Suk Hee Jang, Funan Tan, Naganivetha Thiyagarajah, Young Seon You
-
Patent number: 11587708Abstract: In one aspect, the disclosed technology relates to a magnetic device, which may be a magnetic memory and/or logic device. The magnetic device can comprise a seed layer; a first free magnetic layer provided on the seed layer; an interlayer provided on the first free magnetic layer; a second free magnetic layer provided on the interlayer; a tunnel barrier provided on the second free magnetic layer; and a fixed magnetic layer. The first free magnetic layer and the second free magnetic layer can be ferromagnetically coupled across the interlayer through exchange interaction.Type: GrantFiled: September 30, 2020Date of Patent: February 21, 2023Assignees: IMEC vzw, Katholieke Universiteit LeuvenInventors: Van Dai Nguyen, Sebastien Couet, Olivier Bultynck, Danny Wan, Eline Raymenants
-
Patent number: 11581365Abstract: Provided are magnetoresistance effect element and a Heusler alloy in which an amount of energy required to rotate magnetization can be reduced. The magnetoresistance effect element includes a first ferromagnetic layer, a second ferromagnetic layer, and a non-magnetic layer positioned between the first ferromagnetic layer and the second ferromagnetic layer, in which at least one of the first ferromagnetic layer and the second ferromagnetic layer is a Heusler alloy in which a portion of elements of an alloy represented by Co2Fe?Z? is substituted with a substitution element, in which Z is one or more elements selected from the group consisting of Mn, Cr, Al, Si, Ga, Ge, and Sn, ? and ? satisfy 2.3??+?, ?<?, and 0.5<?<1.9, and the substitution element is an element different from the Z element and has a smaller magnetic moment than Co.Type: GrantFiled: August 6, 2020Date of Patent: February 14, 2023Assignee: TDK CORPORATIONInventors: Katsuyuki Nakada, Kazuumi Inubushi
-
Patent number: 11574667Abstract: A magnetic memory device including a magnetic tunnel junction (MTJ) pillar containing a stable resonant synthetic antiferromagnet (SAF) reference layered structure in which the ferromagnetic resonance characteristics of a polarizing magnetic layer of the SAF reference layered structure are substantially matched to at least a first magnetic reference layer within the SAF reference layered structure. By substantially matching the ferromagnetic resonance characteristics of the polarizing magnetic layer to at least the first magnetic reference layer, a MTJ pillar is provided in which the dynamic stability of the polarizing magnetic layer can be improved, and undesirable magnetic reference layer instability related write-errors can be mitigated.Type: GrantFiled: November 17, 2020Date of Patent: February 7, 2023Assignee: International Business Machines CorporationInventors: Christopher Safranski, Jonathan Zanhong Sun