Patents Examined by Mark V. Prenty
  • Patent number: 12389694
    Abstract: Disclosed herein, in some embodiments, is a memory device. The memory device includes a bottom electrode disposed over a substrate and a top electrode disposed over the bottom electrode. An upper surface of the bottom electrode faces away from the substrate. A bottom surface of the top electrode faces the substrate. A data storage layer is arranged between the bottom electrode and the top electrode. At least a portion of the bottom surface of the top electrode does not overlap with any portion of the top surface of the bottom electrode along a first direction parallel to the bottom surface of the top electrode. Furthermore, at least a portion of the top surface of the bottom electrode does not overlap with any portion of the bottom surface of the top electrode along the first direction.
    Type: Grant
    Filed: July 27, 2023
    Date of Patent: August 12, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hung-Li Chiang, Chao-Ching Cheng, Jung-Piao Chiu, Tzu-Chiang Chen, Yu-Sheng Chen
  • Patent number: 12369410
    Abstract: In at least one embodiment, a Geiger-mode avalanche photodiode, including a semiconductor body, is provided. The semiconductor body includes a semiconductive structure and a front epitaxial layer on the semiconductive structure. The front epitaxial layer has a first conductivity type. An anode region having a second conductivity type that is different from the first conductivity type extends into the front epitaxial layer. The photodiode further includes a plurality of gettering regions in the semiconductive structure.
    Type: Grant
    Filed: March 18, 2024
    Date of Patent: July 22, 2025
    Assignee: STMICROELECTRONICS S.r.l.
    Inventors: Massimo Cataldo Mazzillo, Valeria Cinnera Martino
  • Patent number: 12364172
    Abstract: An electrical memristive device has a layer structure. The layer structure comprises two electrodes and a bilayer material arrangement that connects the two electrodes. The bilayer material arrangement may, for example, be sandwiched by the two electrodes, in direct contact therewith. The bilayer material arrangement includes an HfOy layer, where 1.3±0.1?y<1.9±0.1, as well as a WOx layer in direct contact with the HfOy layer, where 2.5±0.1?x<2.9±0.1. The bilayer arrangement involves sub-stoichiometric layers of HfOy and WOx, where the WOx layer may advantageously have a polycrystalline structure in the monoclinic phase, while the HfOy layer is preferably amorphous.
    Type: Grant
    Filed: March 1, 2021
    Date of Patent: July 15, 2025
    Assignee: International Business Machines Corporation
    Inventors: Bert Jan Offrein, Valeria Bragaglia, Folkert Horst, Antonio La Porta, Roger F. Dangel, Daniel S. Jubin
  • Patent number: 12364173
    Abstract: A resistive memory cell includes a lower electrode, a resistive transition metal oxide layer, and an upper electrode. The lower electrode includes at least one lower metallic barrier layer, a lower metal layer including a first metal having a melting point higher than 2,000 degrees Celsius, and a transition metal compound layer including an oxide or nitride of a transition metal selected from Ti, Ta, and W. The resistive transition metal oxide layer includes a conductive-filament-forming dielectric oxide of at least one transition metal and located on the transition metal compound layer. The upper electrode includes an upper metal layer including a second metal having a melting point higher than 2,000 degrees Celsius and at least one upper metallic barrier layer.
    Type: Grant
    Filed: November 3, 2021
    Date of Patent: July 15, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company Limited
    Inventors: Wen-Hao Cheng, Yuan-Huang Lee, Yu-Wen Liao, Yen-Yu Chen, Hsuan-Chih Chu
  • Patent number: 12354944
    Abstract: A semiconductor structure includes an alternating stack of insulating layers and electrically conductive layers located over a substrate, memory openings vertically extending through the alternating stack, memory opening fill structures located in the memory openings, where each of the memory opening fill structures includes a memory film and a vertical semiconductor channel that extend vertically, and each memory film includes a first metal oxide blocking dielectric layer, and a second metal oxide blocking dielectric layer located between each of the vertically neighboring electrically conductive layers and insulating layers, and located between each of the first metal oxide blocking dielectric layers and each of the electrically conductive layers.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: July 8, 2025
    Assignee: Sandisk Technologies, Inc.
    Inventors: Naohiro Hosoda, Masanori Tsutsumi
  • Patent number: 12342692
    Abstract: Provided is a display device including a display panel including a base layer including a display region which includes a first region and a second region disposed adjacent to the first region, a plurality of insulating layers disposed on the base layer, and a first pixel and a second pixel disposed on the base layer, wherein the first pixel includes a first light-emitting element disposed in the first region, a first pixel circuit electrically connected to the first light-emitting element, and a wiring layer disposed on at least one insulating layer and containing a conductive polymer, and the wiring layer includes a conductive portion which electrically connects the first pixel circuit and the first light-emitting element, and an insulating portion disposed adjacent to the conductive portion.
    Type: Grant
    Filed: May 19, 2022
    Date of Patent: June 24, 2025
    Assignee: Samsung Display Co., Ltd.
    Inventors: Dongmin Lee, Hyuneok Shin, Juhyun Lee, Hyunah Sung
  • Patent number: 12342604
    Abstract: A method of forming a fin field effect transistor (finFET) on a substrate includes forming a fin structure on the substrate and forming a shallow trench isolation (STI) region on the substrate. First and second fin portions of the fin structure extend above a top surface of the STI region. The method further includes oxidizing the first fin portion to convert a first material of the first fin portion to a second material. The second material is different from the first material of the first fin portion and a material of the second fin portion. The method further includes forming an oxide layer on the oxidized first fin portion and the second fin portion and forming first and second polysilicon structures on the oxide layer.
    Type: Grant
    Filed: July 27, 2022
    Date of Patent: June 24, 2025
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Kuo-Cheng Chiang, Chih-Hao Wang, Kuan-Lun Cheng, Yen-Ming Chen
  • Patent number: 12342550
    Abstract: The present invention disclosures a memory array structure, comprising an array composed of multiple memory devices arranged in rows and columns, each of the rows is set with a row leading-out wire, and each of the columns is set with a column leading-out wire, memory devices are correspondingly positioned at intersection points of each row leading-out wire and each column leading-out wire; wherein, the first terminal of each of the memory devices is individually connected to the row leading-out wire of the same row, and the second terminal of each of the memory devices is connected to a first terminal of a switch in the same column, the second terminal of the switch is connected to the column leading-out wire of the same column; wherein, each of the rows is set with one to multiple the switches, and the first terminal of each of the switches is connected to one to all of the second terminals of the memory devices in the same column.
    Type: Grant
    Filed: July 23, 2020
    Date of Patent: June 24, 2025
    Assignees: SHANGHAI INTEGRATED CIRCUIT EQUIPMENT & MATERIALS INDUSTRY INNOVATION CENTER CO., LTD, SHANGHAI IC R&D CENTER CO., LTD
    Inventors: Ling Shen, Yu Jiang, Huijie Yan, Zhifang Li, Linmei Dong, Jiebin Duan, Jianxin Wen
  • Patent number: 12336218
    Abstract: A radio frequency (RF) switch device includes a semiconductor substrate, doped with an impurity of a first conductivity type at a first doping concentration level, and a mesa extending vertically from an upper surface of the substrate and formed contiguous therewith. The mesa includes a drift region doped with the impurity of the first conductivity type at a second doping concentration level, the second doping concentration level being less than the first doping concentration level. The mesa forms a primary current conduction path in the RF switch device. The RF switch device further includes an insulator layer disposed on at least a portion of the upper surface of the substrate and sidewalls of the mesa, and at least one gate disposed on at least a portion of an upper surface of the insulator layer, the gate at least partially surrounding the mesa.
    Type: Grant
    Filed: November 10, 2021
    Date of Patent: June 17, 2025
    Assignee: Powerlite Semiconductor (Shanghai) Co., Ltd.
    Inventors: Shuming Xu, Hang Fan
  • Patent number: 12324364
    Abstract: A memory device is provided. The memory device includes a bottom electrode, a first data storage layer, a second data storage layer, an interfacial conductive layer and a top electrode. The first data storage layer is disposed on the bottom electrode and in contact with the bottom electrode. The second data storage layer is disposed over the first data storage layer. The interfacial conductive layer is disposed between the first data storage layer and the second data storage layer. The top electrode is disposed over the second data storage layer.
    Type: Grant
    Filed: June 30, 2021
    Date of Patent: June 3, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Tung-Ying Lee, Shao-Ming Yu, Kai-Tai Chang, Hung-Li Chiang, Yu-Sheng Chen
  • Patent number: 12302768
    Abstract: The present disclosure relates to resistive random-access memory (RRAM) devices. In some embodiments, a RRAM device may include a first electrode; a second electrode comprising an alloy containing tantalum; and a switching oxide layer positioned between the first electrode and the second electrode, wherein the switching oxide layer includes at least one transition metal oxide. The alloy containing tantalum may further contain at least one of hafnium, molybdenum, tungsten, niobium, or zirconium. In some embodiments, the alloy containing tantalum may include one or more of a binary alloy containing tantalum, a ternary alloy containing tantalum, a quaternary alloy containing tantalum, a quinary alloy containing tantalum, a senary alloy containing tantalum, and a high order alloy containing tantalum.
    Type: Grant
    Filed: May 12, 2021
    Date of Patent: May 13, 2025
    Assignee: TetraMem Inc.
    Inventors: Minxian Zhang, Ning Ge
  • Patent number: 12295240
    Abstract: Disclosed are a display substrate and a display apparatus. The display substrate includes a display region, an opening region located in the display region, and a frame region located between the display region and the opening region. The frame region at least includes a first isolation region, and the first isolation region includes at least one signal line group and at least one organic insulation layer which are stacked. At least two first isolation grooves are disposed in the at least one organic insulation layer, the at least two first isolation grooves are disposed at intervals along a direction away from the opening region, and an orthographic projection of the signal line group in the frame region is located between orthographic projections of the at least two first isolation grooves in the frame region.
    Type: Grant
    Filed: July 28, 2021
    Date of Patent: May 6, 2025
    Assignee: BOE Technology Group Co., Ltd.
    Inventors: Chunyan Xie, Paoming Tsai, Song Zhang, Li Jia, Tao Gao
  • Patent number: 12278212
    Abstract: An inter-substrate bond structure includes an adhesion layer that attached to a first substrate, and an outer gas-permeable layer coupled to the adhesion layer. The outer gas-permeable layer expands and fractures in response to absorbing a gas. The inter-substrate bond structure includes an outer bond layer coupled to the outer gas-permeable layer. The outer bond layer forms an initial thermocompression bond with a mating layer on a second substrate. The initial thermocompression bond bonds the first substrate to the second substrate with the inter-substrate bond structure. The fracture in the inter-substrate bond structure debonds the first substrate from the second substrate while leaving a first portion of the inter-substrate bond structure attached to the first substrate.
    Type: Grant
    Filed: May 18, 2022
    Date of Patent: April 15, 2025
    Assignee: The Boeing Company
    Inventors: Peter D. Brewer, John J. Vajo, Sevag Terterian, Chia-Ming Chang, Charbel Abijaoude, Diego Eduardo Carrasco
  • Patent number: 12266649
    Abstract: A method for manufacturing a semiconductor device is provided. The method includes providing a substrate having a lower surface and an upper surface opposite to the lower surface; forming an opening extending between the upper surface and the lower surface of the substrate; attaching a first electronic component to the upper surface of the substrate, wherein an active surface of the first electronic component faces the upper surface of the substrate; attaching a second electronic component to the first electronic component, wherein an active surface of the second electronic component faces the upper surface of the substrate; and forming a bonding wire on the substrate, wherein the bonding wire passes through the opening of the substrate and electrically connects the substrate and one of the first electronic component or the second electronic component.
    Type: Grant
    Filed: May 12, 2022
    Date of Patent: April 1, 2025
    Assignee: NANYA TECHNOLOGY CORPORATION
    Inventor: Wu-Der Yang
  • Patent number: 12262650
    Abstract: Disclosed is a temperature sensing and computing device and array based on TaOx electronic memristor, including a first metal layer, a function layer, and a second metal layer sequentially stacked from bottom to top; a work function of a metal material in the first metal layer is higher than a work function of a metal material in the second metal layer; the function layer is TaOx material; the first metal layer is grounded, and positive and negative voltages are applied to the second metal layer; in which an output current when the negative voltage is applied to the second metal layer is greater than an output current when the positive voltage of the same magnitude is applied to the second metal layer, and there is a self-rectifying effect; when the voltage of the same magnitude is applied to the second metal layer, the output current increases as a temperature increases.
    Type: Grant
    Filed: July 1, 2024
    Date of Patent: March 25, 2025
    Assignee: HUAZHONG UNIVERSITY OF SCIENCE AND TECHNOLOGY
    Inventors: Xiaomin Cheng, Lijuan Cao, Yunhao Luo, Jiaqi Li, Xiangshui Miao
  • Patent number: 12255094
    Abstract: There is provided a semiconductor device including an etching stop film which is placed disposed on a substrate; an interlayer insulating film which is disposed on the etching stop film; a trench which penetrates the interlayer insulating film and the etching stop film; a spacer which extends along side walls of the trench; a barrier film which extends along the spacer and a bottom surface of the trench; and a filling film which fills the trench on the barrier film. The trench includes a first trench and a second trench which are spaced apart from each other in a first direction and have different widths from each other in the first direction. A bottom surface of the second trench is placed disposed below a bottom surface of the first trench.
    Type: Grant
    Filed: May 7, 2022
    Date of Patent: March 18, 2025
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jun Hyuk Lim, Jong Min Baek, Deok Young Jung, Sung Jin Kang, Jang Ho Lee
  • Patent number: 12237401
    Abstract: A semiconductor chip includes a substrate and a transistor. The transistor is formed on the substrate and includes an insulation layer and a fin. The fin includes a base portion and a protrusion connected with the base portion, wherein the protrusion is projected with respect to an upper surface of the base portion and has a recess recessed with respect to the upper surface.
    Type: Grant
    Filed: August 22, 2022
    Date of Patent: February 25, 2025
    Assignee: MEDIATEK INC.
    Inventors: Cheng-Tien Wan, Yao-Tsung Huang, Yun-San Huang, Ming-Cheng Lee, Wei-Che Huang
  • Patent number: 12239035
    Abstract: Various embodiments of the present disclosure are directed towards a method for forming a memory device. The method includes forming a bottom electrode over a substrate. A data storage structure is formed on the bottom electrode. The data storage structure comprises a first atomic percentage of a first dopant and a second atomic percentage of a second dopant. The first atomic percentage is different from the second atomic percentage. A top electrode is formed on the data storage structure.
    Type: Grant
    Filed: July 19, 2022
    Date of Patent: February 25, 2025
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hai-Dang Trinh, Chii-Ming Wu, Hsing-Lien Lin, Tzu-Chung Tsai, Fa-Shen Jiang, Bi-Shen Lee
  • Patent number: 12232335
    Abstract: Disclosed is a resistive random access memory (RRAM). The RRAM includes a bottom electrode made of tungsten and a switching layer made of hafnium oxide disposed above the bottom electrode, wherein the switching layer includes a switchable filament. The RRAM further includes a resistive layer disposed above the switching layer and a bit line disposed above the resistive layer, wherein the resistive layer extends laterally to connect two or more memory cells along the bit line.
    Type: Grant
    Filed: August 18, 2022
    Date of Patent: February 18, 2025
    Assignee: Hefei Reliance Memory Limited
    Inventors: Zhichao Lu, Brent Steven Haukness
  • Patent number: 12232333
    Abstract: A method for fabricating an integrated circuit is provided. The method includes depositing a dielectric layer over a conductive feature; etching an opening in the dielectric layer to expose the conductive feature, such that the dielectric layer has a tapered sidewall surrounding the opening; depositing a bottom electrode layer into the opening in the dielectric layer; depositing a resistance switch layer over the bottom electrode layer; patterning the resistance switch layer and the bottom electrode layer respectively into a resistance switch element and a bottom electrode, in which a sidewall of the bottom electrode is landing on the tapered sidewall of the dielectric layer.
    Type: Grant
    Filed: July 28, 2023
    Date of Patent: February 18, 2025
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Chieh-Fei Chiu, Wen-Ting Chu, Yong-Shiuan Tsair, Yu-Wen Liao, Chih-Yang Chang, Chin-Chieh Yang