Patents Examined by Candice Chan
-
Patent number: 11715499Abstract: A MRAM structure, which is provided with multiple source lines between active areas, each source line has multiple branches electrically connecting with the active areas at opposite sides in alternating arrangement. Multiple word lines traverse through the active areas to form transistors. Multiple storage units are disposed between the word lines on the active areas in staggered array arrangement, and multiple bit lines electrically connect with storage units on corresponding active areas, wherein each storage cell includes one of the storage unit, two of the transistors respectively at both sides of the storage unit, and two branches of the source line.Type: GrantFiled: April 7, 2021Date of Patent: August 1, 2023Assignee: UNITED MICROELECTRONICS CORP.Inventors: Po-Kai Hsu, Hung-Yueh Chen, Kun-I Chou, Jing-Yin Jhang, Hui-Lin Wang, Yu-Ping Wang
-
Patent number: 11710766Abstract: Provided is a semiconductor device comprising a semiconductor substrate containing oxygen. An oxygen concentration distribution in a depth direction of the semiconductor substrate has a high oxygen concentration part where an oxygen concentration is higher on a further upper surface-side than a center in the depth direction of the semiconductor substrate than in a lower surface of the semiconductor substrate. The high oxygen concentration part may have a concentration peak in the oxygen concentration distribution. A crystal defect density distribution in the depth direction of the semiconductor substrate has an upper surface-side density peak on the upper surface-side of the semiconductor substrate, and the upper surface-side density peak may be arranged within a depth range in which the oxygen concentration is equal to or greater than 50% of a peak value of the concentration peak.Type: GrantFiled: March 23, 2021Date of Patent: July 25, 2023Assignee: FUJI ELECTRIC CO., LTD.Inventor: Tomoyuki Obata
-
Patent number: 11688753Abstract: An imaging device includes a first chip (72). The first chip includes first and second pixels including respective first and second photoelectric conversion regions (PD) that convert incident light into electric charge. The first chip includes a first connection region for bonding the first chip to a second chip (73) and including a first connection portion (702, 702d) overlapped with the first photoelectric conversion region in a plan view, and a second connection portion overlapped with the second photoelectric conversion region in the plan view. The first photoelectric region receives incident light of a first wavelength, and the second photoelectric conversion region receives incident light of a second wavelength that is greater than the first wavelength. The first connection portion overlaps an area of the first photoelectric conversion region that is larger than an area of the second photoelectric conversion region overlapped by the second connection portion.Type: GrantFiled: February 9, 2018Date of Patent: June 27, 2023Assignee: SONY SEMICONDUCTOR SOLUTIONS CORPORATIONInventors: Tomomi Ito, Atsuhiko Yamamoto, Atsushi Masagaki
-
Patent number: 11676894Abstract: A semiconductor structure includes a resistance tunable fuse stack structure. A fabrication method for forming the same includes forming on a substrate layer a first fuse conductive layer, directly on, and contacting a top surface of, the substrate layer, followed by forming a first inter-layer dielectric (ILD) layer, directly on, and contacting a top surface of, the first fuse conductive layer. The method forms a second fuse conductive layer, directly on, and contacting a top surface of, the first ILD layer, followed by forming a second ILD layer, directly on, and contacting a top surface of, the second fuse conductive layer, the layers are interleaved in a stack forming a fuse stack structure. First and second fuse contacts are formed in the fuse stack structure vertically extending through the layers and contacting the first and second fuse conductive layers.Type: GrantFiled: February 3, 2021Date of Patent: June 13, 2023Assignee: International Business Machines CorporationInventors: Alexander Reznicek, Chih-Chao Yang, Miaomiao Wang, Donald Francis Canaperi
-
Patent number: 11664316Abstract: A semiconductor device may include a first semiconductor substrate having a first surface and a second surface opposite to each other, a first circuit layer provided on the first surface of the first semiconductor substrate, a connection pad provided on the second surface of the first semiconductor substrate, and a first penetration via and a second penetration via penetrating the first semiconductor substrate and at least a portion of the first circuit layer. The first penetration via and the second penetration via may be provided in a first penetration hole and a second penetration hole, respectively. Each of the first and second penetration holes may include a first portion, a second portion, and a third portion. A width of the first portion of the first penetration hole may be smaller than a width of the first portion of the second penetration hole.Type: GrantFiled: April 15, 2020Date of Patent: May 30, 2023Inventors: Hakseung Lee, Jinnam Kim, Hyoukyung Cho, Taeseong Kim, Kwangjin Moon
-
Patent number: 11658219Abstract: The present disclosure provides a semiconductor device capable of reducing wiring resistance by using a stripe wire. The semiconductor device includes: a source pad electrode formed on a second interlayer insulating layer; a plurality of source extraction electrodes extracted in a first direction from the source pad electrode; a drain pad electrode formed on the second interlayer insulating layer; and a plurality of drain extraction electrodes extracted in the first direction from the drain pad electrode. The source pad electrode and the plurality of source extraction electrodes are electrically connected to a plurality of source wires of stripe wire covered by the second interlayer insulating layer. The drain pad electrode and the plurality of drain extraction electrodes are electrically connected to a plurality of drain wires of the stripe wire. The plurality of drain extraction electrodes are engaged with the plurality of source extraction electrodes.Type: GrantFiled: July 9, 2021Date of Patent: May 23, 2023Assignee: ROHM CO., LTD.Inventors: Kazuki Kawasaki, Yuki Inoue, Yusuke Yoshii
-
Patent number: 11658093Abstract: A semiconductor element includes a main body and an obverse face electrode. The main body includes an obverse face that faces in a thickness direction. The obverse face electrode is electrically connected to the main body. The obverse face electrode includes a first section and a plurality of second sections. The first section is provided on the obverse face. The plurality of second sections are in contact with the first section, and spaced apart from each other in a direction perpendicular to the thickness direction. A total area of the plurality of second sections is smaller than an area of the first section including portions overlapping with the plurality of second sections, in a view along the thickness direction.Type: GrantFiled: June 26, 2019Date of Patent: May 23, 2023Assignee: ROHM CO., LTD.Inventors: Hirofumi Tanaka, Yuto Nishiyama
-
Patent number: 11616178Abstract: A method for producing a plurality of radiation emitting semiconductor devices and a radiation emitting semiconductor device are disclosed. In an embodiment a method include providing an auxiliary carrier, applying a plurality of radiation-emitting semiconductor chips to the auxiliary carrier with front sides so that rear sides of the semiconductor chips are freely accessible, wherein each rear side of the respective semiconductor chip has at least one electrical contact, applying spacers to the auxiliary carrier so that the spacers directly adjoin side surfaces of the semiconductor chips and applying a casting compound between the semiconductor chips by a screen printing process such that a semiconductor chip assembly is formed, wherein a screen for the screen printing process has a plurality of cover elements, and wherein each cover element covers at least one electrical contact.Type: GrantFiled: March 21, 2018Date of Patent: March 28, 2023Assignee: OSRAM OLED GMBHInventors: Ivar Tangring, Thomas Schlereth
-
Patent number: 11616024Abstract: A semiconductor device includes a metal plate; a sidewall member surrounding a periphery of a space above the metal plate; a circuit board provided on the metal plate; a semiconductor chip provided on the circuit board; a first wire connecting the semiconductor chip and an interconnect part of the circuit board; a first resin member covering a bonding portion between the semiconductor chip and the first wire; and a second resin member provided in the space, the second resin member covering an upper surface of the metal plate, the circuit board, the first resin member, and the first wire. A Young's modulus of the first resin member is greater than a Young's modulus of the second resin member. A volume of the second resin member is greater than a volume of the first resin member.Type: GrantFiled: August 7, 2020Date of Patent: March 28, 2023Assignees: Kabushiki Kaisha Toshiba, Toshiba Electronic Devices & Storage CorporationInventor: Noritoshi Shibata
-
Patent number: 11616105Abstract: Provided is a display device including an organic insulating layer; a pixel electrode on the organic insulating layer; a pixel defining layer configured to cover an edge of the pixel electrode, having an opening corresponding to the pixel electrode, the pixel defining layer including a first layer including an inorganic insulating material and a second layer having less light transmittance in a first wavelength band than the first layer; an intermediate layer on a portion of the pixel electrode exposed via the opening, and including an emission layer; and an opposite electrode on the intermediate layer.Type: GrantFiled: February 19, 2021Date of Patent: March 28, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Chulmin Bae, Changok Kim, Jihye Han
-
Patent number: 11605579Abstract: A semiconductor device includes a substrate, an electrical conductor and a passivation layer. The substrate includes a first surface. The electric conductor is over the first surface of the substrate. The passivation layer is over the first surface of the substrate. The passivation layer includes a first part and a second part. In some embodiments, the first part is in contact with an edge of the electrical conductor, the second part is connected to the first part and apart from the edge of the electrical conductor, and the first part of the passivation layer has curved surface.Type: GrantFiled: January 10, 2020Date of Patent: March 14, 2023Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY LTD.Inventors: Jing-Cheng Lin, Li-Hui Cheng, Po-Hao Tsai
-
Patent number: 11605575Abstract: The present disclosure concerns a mounting device for semiconductor packages, and a heat dissipation assembly with such a mounting device. The mounting device includes a bottom side comprising one or more cavities to house semiconductor packages, and a top side comprising a plurality of holes extending from the bottom side to the top side for accommodating contact pins of the semiconductor packages. A fixation mechanism fixes the mounting device to a heat dissipation structure.Type: GrantFiled: March 6, 2020Date of Patent: March 14, 2023Inventors: Francisco Gonzalez Espin, Torbjorn Hallberg, Jose Antonio Castillo
-
Patent number: 11600566Abstract: An electronic fuse (e-fuse) module may be formed in an integrated circuit device. The e-fuse module may include a pair of metal e-fuse terminals (e.g., copper terminals) and an e-fuse element formed directly on the metal e-fuse terminals to define a conductive path between the pair of metal e-fuse terminals through the e-fuse element. The metal e-fuse terminals may be formed in a metal interconnect layer, along with various interconnect elements of the integrated circuit device. The e-fuse element may be formed by depositing and patterning a diffusion barrier layer over the metal e-fuse terminals and interconnect elements formed in the metal interconnect layer. The e-fuse element may be formed from a material that provides a barrier against metal diffusion (e.g., copper diffusion) from each of the metal e-fuse terminals and interconnect elements. For example, the e-fuse element may be formed from titanium tungsten (TiW) or titanium tungsten nitride (TiW2N).Type: GrantFiled: April 16, 2021Date of Patent: March 7, 2023Assignee: Microchip Technology IncorporatedInventor: Yaojian Leng
-
Patent number: 11594562Abstract: An imaging device including: a semiconductor substrate having a first and second surface opposite to the first surface; a microlens located closer to the first surface than the second surface; a first photoelectric converter located between the first surface and the microlens, where the first photoelectric converter includes a first electrode, a second electrode, and a photoelectric conversion layer that is located between the first electrode and the second electrode and that converts light into electric charges; and a signal detecting section located in the semiconductor substrate, the signal detecting section being configured to output a signal corresponding to the electric charges. The first photoelectric converter is the closest of any photoelectric converter existing between the first surface and the microlens to the first surface, and a focal point of the microlens is located below a lowermost surface of the photoelectric conversion layer and above the signal detecting section.Type: GrantFiled: October 22, 2020Date of Patent: February 28, 2023Assignee: PANASONIC INTELLECTUAL PROPERTY MANAGEMENT CO., LTD.Inventors: Akio Nakajun, Shota Yamada
-
Patent number: 11594589Abstract: A display substrate and a display device are disclosed. The display substrate includes a base substrate, an insulating layer, a first crack stopper, and a first crack detection line. The base substrate includes a display region and a non-display region. The insulating layer is located on the base substrate. The first crack stopper is located in the non-display region and is configured to block the first crack in the insulating layer from extending towards the display region. The first crack detection line is located in the non-display region, an edge of the orthographic projection of the first crack stopper on the base substrate close to the display region is a blocking edge, and the orthographic projection of the first crack detection line on the base substrate is located at a side of the orthographic projection of the first crack stopper on the base substrate away from the blocking edge.Type: GrantFiled: December 14, 2018Date of Patent: February 28, 2023Assignees: CHENGDU BOE OPTOELECTRONICS TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Ge Wang, Zhiliang Jiang
-
Patent number: 11588036Abstract: A chip structure includes a substrate, a bottom conductive layer, a semiconductor layer, an interlayer dielectric layer, at least one electrode, and at least one top electrode. The substrate includes in order a core layer and a composite material. The bottom conductive layer is disposed on the bottom surface of the core layer, the semiconductor layer is disposed on the substrate, and an interlayer dielectric layer is disposed on the semiconductor layer. The at least one electrode is disposed between the semiconductor layer and the interlayer dielectric layer, and the at least one top electrode is disposed on the interlayer dielectric layer and electrically coupled to the at least one electrode.Type: GrantFiled: November 11, 2020Date of Patent: February 21, 2023Assignee: Vanguard International Semiconductor CorporationInventors: Hsiu-Mei Yu, Cheng-Yi Hsieh, Wei-Chan Chang, Chang-Sheng Lin, Chun-Yi Wu
-
Patent number: 11588025Abstract: The present disclosure provides a semiconductor device and a manufacturing method thereof. The manufacturing method comprises: providing a substrate comprising a storage region, forming stacked gates of storage transistors on the substrate; forming side walls on two sides of each stacked gate wherein the top surfaces of side walls are arranged to be lower than the top surfaces of the stacked gates; performing ion implantation in the storage region defined by the side walls; and performing an ashing process and a wet cleaning process using the side walls as protective layers of the stacked gates to remove a photoresist remaining after the ion implantation. The present disclosure further provides a semiconductor device formed according to the manufacturing method. According to the semiconductor device and the manufacturing method thereof, the problem of stacked gate collapse from the ion implantation process can be solved, thereby improving the yield.Type: GrantFiled: July 29, 2021Date of Patent: February 21, 2023Assignee: SHANGHAI HUALI MICROELECTRONICS CORPORATIONInventors: Pengkai Xu, Fulong Qiao, Jia Ren
-
Patent number: 11581293Abstract: A light emitting device is provided. The light emitting device includes a light emitting assembly having a first light emitting diode package structure and a second light emitting diode package structure. The light emitting assembly can generate a mixed light source having a spectral deviation index. The first light emitting diode package structure can generate a first light source having a first spectral deviation index. The second light emitting diode package structure can generate a second light source having a second spectral deviation index. When the first light source and the second light source are within a range from 460 to 500 nm, a sum of the first spectral deviation index and the second spectral deviation index is within a range from ?0.3 to 0.3, and a difference between the first spectral deviation index and the second spectral deviation index is at least greater than 0.2.Type: GrantFiled: February 8, 2021Date of Patent: February 14, 2023Assignee: KAISTAR LIGHTING(XIAMEN) CO., LTD.Inventors: Jing-Qiong Zhang, Tsung-Chieh Lin
-
Patent number: 11569421Abstract: A semiconductor structure, a method for producing a semiconductor structure and a light emitting device are disclosed. In an embodiment a semiconductor structure includes a plurality of discrete encapsulated semiconductor nanoparticles and a plurality of discrete semiconductor free nanoparticles, wherein the discrete encapsulated semiconductor nanoparticles and the discrete semiconductor free nanoparticles form an agglomerate.Type: GrantFiled: March 6, 2019Date of Patent: January 31, 2023Assignee: OSRAM OPTO SEMICONDUCTORS GMBHInventors: James Wyckoff, Joseph Treadway, Kari N. Haley
-
Patent number: 11569416Abstract: An embodiment includes a semiconductor device including a semiconductor structure including a first conductive semiconductor layer, a second conductive semiconductor layer, and an active layer disposed between the first conductive semiconductor layer and the second conductive semiconductor layer; a first insulation layer disposed on the semiconductor structure; a first electrode disposed on the first conductive semiconductor layer; a second electrode disposed on the second conductive semiconductor layer; a first cover electrode disposed on the first electrode; a second cover electrode disposed on the second electrode; and a second insulation layer extending from an upper surface of the first cover electrode to an upper surface of the second cover electrode.Type: GrantFiled: September 11, 2017Date of Patent: January 31, 2023Assignee: SUZHOU LEKIN SEMICONDUCTOR CO., LTD.Inventors: Youn Joon Sung, Min Sung Kim, Eun Dk Lee