Patents Examined by Christina Sylvia
  • Patent number: 11594586
    Abstract: An organic light emitting display device including a plurality of pixels having a first sub-pixel and a second sub-pixel comprises a base substrate; a first anode disposed on the base substrate in the first sub-pixel; a second anode disposed on the base substrate in the second sub-pixel; an anode connection part connected to the first and second anodes; a driving transistor including a drain electrode that contacts the anode connection part and switching a driving power supplied to the first and second anodes; an organic light emitting layer disposed on the first and second anodes; a cathode disposed on the organic light emitting layer; and a dummy repair part including a plurality of metal layers overlapping each other with an insulating film interposed therebetween in a laser irradiation area, wherein at least one metal layer among the plurality of metal layers contacts the drain electrode and the cathode has an opened shape in the laser irradiation area.
    Type: Grant
    Filed: September 24, 2021
    Date of Patent: February 28, 2023
    Assignee: LG DISPLAY CO., LTD.
    Inventor: HeeSuk Pang
  • Patent number: 11581503
    Abstract: Provided is a light-emitting diode and a method for preparing the same. The light-emitting diode includes an anode, a hole transport layer, a perovskite light-emitting layer, an electron transport layer and a cathode stacked in sequence, in which the perovskite light-emitting layer includes a first sublayer and a second sublayer stacked in sequence, with a material for forming the first sublayer including an inorganic perovskite material, and with a material for forming the second sublayer being an organic perovskite material.
    Type: Grant
    Filed: March 25, 2021
    Date of Patent: February 14, 2023
    Assignees: BEIJING BOE DISPLAY TECHNOLOGY CO., LTD., BOE TECHNOLOGY GROUP CO.. LTD.
    Inventors: Ruipeng Xu, Lifu Wang, Yanping Wang, Peng Zhou
  • Patent number: 11566316
    Abstract: A deposition mask group includes a first deposition mask having two or more first through holes arranged along two different directions, a second deposition mask having two or more second through holes arranged along two different directions and a third deposition mask having two or more third through holes. The first through hole and the second through hole or the third through hole partly overlap when the first deposition mask, the second deposition mask and the third deposition mask are overlapped.
    Type: Grant
    Filed: December 15, 2021
    Date of Patent: January 31, 2023
    Assignee: Dai Nippon Printing Co., Ltd.
    Inventors: Takuya Higuchi, Hiromitsu Ochiai, Hiroki Oka
  • Patent number: 11557568
    Abstract: A package includes at least one memory component and an insulating encapsulation. The at least one memory component includes a stacked memory structure and a plurality of conductive posts. The stacked memory structure is laterally encapsulated in a molding compound. The conductive posts are disposed on an upper surface of the stacked memory structure. The upper surface of the stacked memory structure is exposed from the molding compound. The insulating encapsulation encapsulates the at least one memory component. The top surfaces of the conductive posts are exposed form the insulating encapsulation. A material of the molding compound is different a material of the insulating encapsulation.
    Type: Grant
    Filed: February 26, 2020
    Date of Patent: January 17, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company. Ltd.
    Inventors: Chih-Wei Wu, Szu-Wei Lu, Ying-Ching Shih
  • Patent number: 11557581
    Abstract: A method is provided. A bottom tier package structure is bonded to a support substrate through a first bonding structure, wherein the bottom tier package structure includes a first semiconductor die encapsulated by a first insulating encapsulation, and the first bonding structure includes stacked first dielectric layers and at least one stacked first conductive features penetrating through the stacked first dielectric layers. The support substrate is placed on a grounded stage such that the first semiconductor die is grounded through the at least one first stacked conductive features, the support substrate and the grounded stage. A second semiconductor die is bonded to the bottom tier package structure through a second bonding structure, wherein the second bonding structure includes stacked second dielectric layers and at least one stacked second conductive features penetrating through the stacked second dielectric layers. The second semiconductor die is encapsulated with a second insulating encapsulation.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: January 17, 2023
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Hsien-Wei Chen, Jie Chen, Ming-Fa Chen
  • Patent number: 11552024
    Abstract: A method of manufacturing semiconductor devices, such as integrated circuits includes arranging one or more semiconductor dice on a support surface. Laser direct structuring material is molded onto the support surface having the semiconductor die/dice arranged thereon. Laser beam processing is performed on the laser direct structuring material molded onto the support surface having the semiconductor die/dice arranged thereon to provide electrically conductive formations for the semiconductor die/dice arranged on the support surface. The semiconductor die/dice provided with the electrically-conductive formations are separated from the support surface.
    Type: Grant
    Filed: August 11, 2020
    Date of Patent: January 10, 2023
    Assignee: STMicroelectronics S.r.l.
    Inventors: Federico Giovanni Ziglioli, Alberto Pintus, Michele Derai, Pierangelo Magni
  • Patent number: 11538798
    Abstract: A semiconductor package includes a first redistribution substrate, a first semiconductor chip mounted on the first redistribution substrate, a first molding layer on the first redistribution substrate and covering a top surface and lateral surfaces of the first semiconductor chip, a second redistribution substrate on the first molding layer, and an adhesive film between the second redistribution substrate and the first molding layer. The adhesive film is spaced apart from the first semiconductor chip and covers a top surface of the first molding layer. A lateral surface of the adhesive film is coplanar with a lateral surface of the second redistribution substrate.
    Type: Grant
    Filed: February 25, 2021
    Date of Patent: December 27, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyeonjeong Hwang, Kyoung Lim Suk, Seokhyun Lee, Jaegwon Jang
  • Patent number: 11538772
    Abstract: The present disclosure provides an antenna module. The antenna module includes a first layer, a second layer, a first antenna, and a second antenna. The first layer has a first dielectric constant. The second layer is adjacent to the first layer. The second layer has a second Dk lower than the first Dk. The first antenna is disposed on the first layer and is configured for operating at a first frequency. The second antenna is disposed on the second layer and is configured for operating at a second frequency higher than the first frequency.
    Type: Grant
    Filed: November 19, 2020
    Date of Patent: December 27, 2022
    Assignee: ADVANCED SEMICONDUCTOR ENGINEERING, INC.
    Inventors: Cheng-Yu Ho, Meng-Wei Hsieh
  • Patent number: 11527441
    Abstract: A method for producing a detachment area in a solid body in described. The solid body has a crystal lattice and is at least partially transparent to laser beams emitted by a laser. The method includes: modifying the crystal lattice of the solid by a laser beam, wherein the laser beam penetrates through a main surface of a detachable solid portion of the solid body, wherein a plurality of modifications are produced in the crystal lattice, wherein the modification are formed in a plane parallel to the main surface and at a distance from one another, wherein as a result of the modifications, the crystal lattice cracks the regions surrounding the modifications sub-critically in at least the one portion, and wherein the subcritical cracks are arranged in a plane parallel to the main surface.
    Type: Grant
    Filed: February 12, 2021
    Date of Patent: December 13, 2022
    Assignee: Siltectra GmbH
    Inventors: Christian Beyer, Jan Richter
  • Patent number: 11527487
    Abstract: The invention provides a package structure, comprising: a substrate disposed with a solid grounded copper layer; at least two radio frequency chip modules disposed on the substrate; a plastic encapsulation disposed on the substrate, covered on a surface of the substrate, and coating the at least two radio frequency chip modules therein; a groove located between the adjacent two radio frequency chip modules, and penetrating an upper surface and a lower surface of the plastic encapsulation; a solder filling body filled in the groove, wherein an upper surface of the solder filling body is flushed with the upper surface of the plastic encapsulation; and a shielding layer covered on the upper surface and lateral surfaces of the plastic encapsulation, an upper surface of the solder filling body and lateral surfaces of the substrate; wherein a position of the solid grounded copper layer corresponds to a position of the groove, and makes contact with the solder filling body in the groove.
    Type: Grant
    Filed: February 4, 2021
    Date of Patent: December 13, 2022
    Assignee: LUXSHARE ELECTRONIC TECHNOLOGY (KUNSHAN) LTD.
    Inventors: Xiaolei Zhou, Wenbin Kang, Peng Liu
  • Patent number: 11527495
    Abstract: A semiconductor package includes a front redistribution structure having a first surface and a second surface, opposite to the first surface, a dielectric layer, an antenna substrate including a plurality of antenna members in the dielectric layer, a semiconductor chip having a connection pad connected to the plurality of antenna members, a conductive core structure having a first through-hole accommodating the antenna substrate and a second through-hole accommodating the semiconductor chip, and a rear redistribution structure including a conductive cover layer exposing an upper portion of the antenna substrate and covering an upper portion of the semiconductor chip, and a conductive via connecting the conductive cover layer to the conductive core structure.
    Type: Grant
    Filed: January 21, 2021
    Date of Patent: December 13, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myungsam Kang, Sangkyu Lee, Yongkoon Lee
  • Patent number: 11515225
    Abstract: A system and method. The system may include an integrated circuit (IC) die having two faces and sides. The system may further include mold material surrounding at least the sides of the IC die. The system may further include a redistribution layer and signal pads. The redistribution layer may be positioned between (a) the signal pads and (b) the mold material and the IC die. The redistribution layer may have conductive paths at least connecting the IC die and at least some of the signal pads. A surface of the mold material may abut the redistribution layer. The surface of the mold material may include at least one recessed area having at least one conductive feature connected to at least one of the conductive paths or the IC die.
    Type: Grant
    Filed: September 10, 2020
    Date of Patent: November 29, 2022
    Assignee: Rockwell Collins, Inc.
    Inventors: Richard Korneisel, Nathaniel P. Wyckoff, Brandon C. Hamilton, Bret W. Simon, Jacob R. Mauermann
  • Patent number: 11515260
    Abstract: A method for fabricating a semiconductor package includes forming a release layer on a first carrier substrate. An etch stop layer is formed on the release layer. A first redistribution layer is formed on the etch stop layer and includes a plurality of first wires and a first insulation layer surrounding the plurality of first wires. A first semiconductor chip is formed on the first redistribution layer. A solder ball is formed between the first redistribution layer and the first semiconductor chip. A second carrier substrate is formed on the first semiconductor chip. The first carrier substrate, the release layer, and the etch stop layer are removed. The second carrier substrate is removed.
    Type: Grant
    Filed: May 14, 2020
    Date of Patent: November 29, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Da Hye Kim, Dong Kyu Kim, Jung-Ho Park
  • Patent number: 11508639
    Abstract: A semiconductor package includes an interconnect structure having a first surface and a second surface opposing the first surface, and including a redistribution pattern and a vertical connection conductor, a first semiconductor chip disposed for a first inactive surface to oppose the first surface, a second semiconductor chip disposed on the first surface of the interconnect structure and disposed for the second inactive surface to oppose the first surface; a first encapsulant encapsulating the first and second semiconductor chips, a backside wiring layer disposed on the first encapsulant, a wiring structure connecting the redistribution pattern to the backside wiring layer, a heat dissipation member disposed on the second surface and connected to the vertical connection conductor.
    Type: Grant
    Filed: June 30, 2020
    Date of Patent: November 22, 2022
    Inventors: Myungsam Kang, Yongjin Park, Youngchan Ko
  • Patent number: 11508713
    Abstract: A method of manufacturing a semiconductor package includes forming a laser reactive polymer layer on a substrate; mounting a semiconductor device on the substrate; irradiating at least a portion of the laser reactive polymer layer below the semiconductor device with a laser having a wavelength capable of penetrating through the semiconductor device on the substrate to modify the laser reactive polymer layer to have a hydrophilic functional group; and forming a first encapsulation material layer between the semiconductor device and the substrate.
    Type: Grant
    Filed: February 5, 2021
    Date of Patent: November 22, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Junyoung Oh, Kyonghwan Koh, Sangsoo Kim, Seunghwan Kim, Jongho Park, Yongkwan Lee
  • Patent number: 11502272
    Abstract: The present application relates to an optical film, a method for preparing an optical film, and a method for manufacturing an organic light emitting electronic device.
    Type: Grant
    Filed: October 23, 2018
    Date of Patent: November 15, 2022
    Assignee: LG CHEM, LTD.
    Inventors: Jeong Min Choi, Jeehyon Min, Hee Song, Yoonkyung Kwon
  • Patent number: 11495777
    Abstract: A light-emitting element includes: a light-reflective first electrode; a light-emitting layer above the first electrode; a light-transmissive second electrode above the light-emitting layer; a first light-transmissive layer on the second electrode; and a second light-transmissive layer on the first layer. First optical cavity structure is formed between surface of the first electrode facing the light-emitting layer and surface of the second electrode facing the light-emitting layer. The first optical cavity structure corresponds to, as peak wavelength, first wavelength longer than peak wavelength of light emitted from the light-emitting layer. Second optical cavity structure is formed between the surface of the first electrode facing the light-emitting layer and an interface between the first layer and the second layer. The second optical cavity structure corresponds to, as peak wavelength, second wavelength shorter than the first wavelength.
    Type: Grant
    Filed: September 29, 2020
    Date of Patent: November 8, 2022
    Assignee: JOLED INC.
    Inventor: Shina Kirita
  • Patent number: 11476201
    Abstract: A package includes a redistribution structure, a die package on a first side of the redistribution structure including a first die connected to a second die by metal-to-metal bonding and dielectric-to-dielectric bonding, a dielectric material over the first die and the second die and surrounding the first die, and a first through via extending through the dielectric material and connected to the first die and a first via of the redistribution structure, a semiconductor device on the first side of the redistribution structure includes a conductive connector, wherein a second via of the redistribution structure contacts the conductive connector of the semiconductor device, a first molding material on the redistribution structure and surrounding the die package and the semiconductor device, and a package through via extending through the first molding material to contact a third via of the redistribution structure.
    Type: Grant
    Filed: March 19, 2020
    Date of Patent: October 18, 2022
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING COMPANY. LTD.
    Inventors: Ming-Fa Chen, Sung-Feng Yeh, Hsien-Wei Chen
  • Patent number: 11469402
    Abstract: Disclosed are an array substrate, a display panel and a display device. The array substrate includes: a base substrate, electroluminescent devices located on the base substrates, and a reflection structure located on the side away from light exiting surfaces of the electroluminescent devices, where the reflection structure includes at least two groups of Bragg reflectors configured to reflect visible light in preset wave bands, the preset wave bands reflected by the different groups of Bragg reflectors are different, the various preset wave bands do not completely overlap, wavelength ranges of light emitted by the electroluminescent devices overlap with wavelength ranges of light reflected by the Bragg reflectors corresponding to the electroluminescent devices.
    Type: Grant
    Filed: March 31, 2020
    Date of Patent: October 11, 2022
    Assignee: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD.
    Inventor: Boris Kristal
  • Patent number: 11462487
    Abstract: A semiconductor package includes a frame, a semiconductor chip, a through via, a connection pad, a lower redistribution layer on the bottom surfaces of the frame and the semiconductor chip, a connection terminal on the lower redistribution layer, an encapsulant covering the top surfaces of the frame and the semiconductor chip, and an upper redistribution layer on the encapsulant. The lower redistribution layer includes a lower insulating layer, a lower redistribution pattern, and an under-bump metal (UBM). The upper redistribution layer includes an upper insulating layer, an upper redistribution pattern, an upper via, and an upper connection pad. The lower insulating layer includes an inner insulating pattern surrounding the side surface of the UBM and an outer insulating pattern surrounding the side surface of the inner insulating pattern. The cyclization rate of the inner insulating pattern is higher than the cyclization rate of the outer insulating pattern.
    Type: Grant
    Filed: August 25, 2020
    Date of Patent: October 4, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventor: Yuseon Heo