Patents by Inventor Der-Chyang Yeh

Der-Chyang Yeh has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

  • Patent number: 11158619
    Abstract: An embodiment package includes a first integrated circuit die, an encapsulant around the first integrated circuit die, a conductive line electrically connecting a first conductive via to a second conductive via, the conductive line including a first segment over the first integrated circuit die and having a first width, and a second segment over the first integrated circuit die having a second width larger than the first width, the second segment extending over a first boundary between the first integrated circuit die and the encapsulant.
    Type: Grant
    Filed: November 30, 2018
    Date of Patent: October 26, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li-Hsien Huang, An-Jhih Su, Chi-Hsi Wu, Chen-Hua Yu, Der-Chyang Yeh
  • Publication number: 20210327854
    Abstract: A package includes a corner, a device die, a plurality of redistribution lines underlying the device die, and a plurality of metal pads electrically coupled to the plurality of redistribution lines. The plurality of metal pads includes a corner metal pad closest to the corner, wherein the corner metal pad is a center-facing pad having a bird-beak direction substantially pointing to a center of the package. The plurality of metal pads further includes a metal pad farther away from the corner than the corner metal pad, wherein the metal pad is a non-center-facing pad having a bird-beak direction pointing away from the center of the package.
    Type: Application
    Filed: June 29, 2021
    Publication date: October 21, 2021
    Inventors: Chen-Hua Yu, Shin-Puu Jeng, Der-Chyang Yeh, Hsien-Wei Chen, Jie Chen
  • Patent number: 11152323
    Abstract: Package structures and methods of forming package structures are discussed. A package structure, in accordance with some embodiments, includes an integrated circuit die, an encapsulant at least laterally encapsulating the integrated circuit die, a redistribution structure on the integrated circuit die and the encapsulant, a connector support metallization coupled to the redistribution structure, and an external connector on the connector support metallization. The redistribution structure includes a dielectric layer disposed distally from the encapsulant and the integrated circuit die. The connector support metallization has a first portion on a surface of the dielectric layer and has a second portion extending in an opening through the dielectric layer. The first portion of the connector support metallization has a sloped sidewall extending in a direction away from the surface of the dielectric layer.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: October 19, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Chien-Yu Li, Hung-Jui Kuo, Li-Hsien Huang, Hsien-Wei Chen, Der-Chyang Yeh, Chung-Shi Liu, Shin-Puu Jeng
  • Publication number: 20210305122
    Abstract: A semiconductor package includes a circuit substrate, a die, a frame structure, a heat sink lid and conductive balls. The die is disposed on a front surface of the circuit substrate and electrically connected with the circuit substrate. The die includes two first dies disposed side by side and separate from each other with a gap between two facing sidewalls of the two first dies. The frame structure is disposed on the front surface of the circuit substrate and surrounding the die. The heat sink lid is disposed on the die and the frame structure. The head sink lid has a slit that penetrates through the heat sink lid in a thickness direction and exposes the gap between the two facing sidewalls of the two first dies. The conductive balls are disposed on the opposite surface of the circuit substrate and electrically connected with the die through the circuit substrate.
    Type: Application
    Filed: March 31, 2020
    Publication date: September 30, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Wei-Chih Lai, Chien-Chia Chiu, Chen-Hua Yu, Der-Chyang Yeh, Cheng-Hsien Hsieh, Li-Han Hsu, Tsung-Shu Lin, Wei-Cheng Wu, Yu-Chen Hsu
  • Publication number: 20210305086
    Abstract: Presented herein is a WLCSP intermediate structure and method forming the same, the method comprising forming a first redistribution layer (RDL) on a carrier, the first RDL having mounting pads disposed on the first RDL, and mounting interposer dies on a second side of the first RDL. A second RDL is formed over a second side of the interposer dies, the second RDL having a first side adjacent to the interposer dies, one or more lands disposed on the second RDL, at least one of the one or more lands in electrical contact with at least one of the interposer dies or at least one of the mounting pads. A molding compound is formed around the interposer dies and over a portion of the first RDL prior to the forming the second RDL and the second RDL is formed over at least a portion of the molding compound.
    Type: Application
    Filed: June 14, 2021
    Publication date: September 30, 2021
    Inventors: Chen-Hua Yu, Der-Chyang Yeh
  • Patent number: 11133258
    Abstract: A structure includes a bridge die. The bridge die includes a semiconductor substrate; and an interconnect structure over the semiconductor substrate. The interconnect structure includes dielectric layers and conductive lines in the dielectric layers, an encapsulant encapsulating the bridge die therein, and a redistribution structure over the bridge die. The redistribution structure includes redistribution lines therein. A first package component and a second package component are bonded to the redistribution lines. The first package component and the second package component are electrically interconnected through the redistribution lines and the bridge die.
    Type: Grant
    Filed: November 1, 2019
    Date of Patent: September 28, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Der-Chyang Yeh, Ming Shih Yeh, Tsung-Shu Lin
  • Publication number: 20210281037
    Abstract: In an embodiment, a device includes: a first reflective structure including first doped layers of a semiconductive material, alternating ones of the first doped layers being doped with a p-type dopant; a second reflective structure including second doped layers of the semiconductive material, alternating ones of the second doped layers being doped with a n-type dopant; an emitting semiconductor region disposed between the first reflective structure and the second reflective structure; a contact pad on the second reflective structure, a work function of the contact pad being less than a work function of the second reflective structure; a bonding layer on the contact pad, a work function of the bonding layer being greater than the work function of the second reflective structure; and a conductive connector on the bonding layer.
    Type: Application
    Filed: April 26, 2021
    Publication date: September 9, 2021
    Inventors: Chen-Hua Yu, An-Jhih Su, Chia-Nan Yuan, Shih-Guo Shen, Der-Chyang Yeh, Yu-Hung Lin, Ming Shih Yeh
  • Patent number: 11094680
    Abstract: Various packages and methods of forming packages are discussed. According to an embodiment, a package includes a processor die at least laterally encapsulated by an encapsulant, a memory die at least laterally encapsulated by the encapsulant, and a redistribution structure on the encapsulant. The processor die is communicatively coupled to the memory die through the redistribution structure. According to further embodiments, the memory die can include memory that is a cache of the processor die, and the memory die can comprise dynamic random access memory (DRAM).
    Type: Grant
    Filed: December 16, 2019
    Date of Patent: August 17, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Der-Chyang Yeh, An-Jhih Su
  • Patent number: 11075150
    Abstract: A redistribution structure includes a first dielectric layer and a first redistribution circuit layer. The first dielectric layer includes a first via opening. The first redistribution circuit layer is disposed on the first dielectric layer and includes a via portion filling the first via opening and a circuit portion connecting the via portion and extending over the first dielectric layer. A maximum vertical distance between an upper surface of the via portion and an upper surface of the circuit portion is substantially equal to or smaller than 0.5 ?m.
    Type: Grant
    Filed: August 7, 2018
    Date of Patent: July 27, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Li-Hsien Huang, An-Jhih Su, Der-Chyang Yeh, Hua-Wei Tseng, Chiang Lin, Ming-Shih Yeh
  • Patent number: 11069625
    Abstract: A method for forming a package structure and method for forming the same are provided. The method includes forming a package layer over a substrate, and forming a first dielectric layer over the package layer. The method further includes forming a first alignment mark and a second alignment mark over the first dielectric layer. The method includes forming a second dielectric layer over the first dielectric layer and removing a portion of the second dielectric layer to form a first trench to expose the first alignment mark, and to form a first opening to expose the second alignment.
    Type: Grant
    Filed: December 24, 2018
    Date of Patent: July 20, 2021
    Assignee: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Cheng-Hsien Hsieh, Li-Han Hsu, Wei-Cheng Wu, Hsien-Wei Chen, Der-Chyang Yeh, Chi-Hsi Wu
  • Publication number: 20210217726
    Abstract: A system and method for packaging semiconductor device is provided. An embodiment comprises forming vias over a carrier wafer and attaching a first die over the carrier wafer and between a first two of the vias. A second die is attached over the carrier wafer and between a second two of the vias. The first die and the second die are encapsulated to form a first package, and at least one third die is connected to the first die or the second die. A second package is connected to the first package over the at least one third die.
    Type: Application
    Filed: March 29, 2021
    Publication date: July 15, 2021
    Inventors: Chen-Hua Yu, Der-Chyang Yeh, Kuo-Chung Yee, Jui-Pin Hung
  • Publication number: 20210217691
    Abstract: A package includes a chip formed in a first area of the package and a molding compound formed in a second area of the package adjacent to the first area. A first polymer layer is formed on the chip and the molding compound, a second polymer layer is formed on the first polymer layer, and a plurality of interconnect structures is formed between the first polymer layer and the second polymer layer. A metal-insulator-metal (MIM) capacitor is formed on the second polymer layer and electrically coupled to at least one of the plurality of interconnect structures. A metal bump is formed over and electrically coupled to at least one of the plurality of interconnect structures.
    Type: Application
    Filed: March 31, 2021
    Publication date: July 15, 2021
    Inventors: Shuo-Mao Chen, Der-Chyang Yeh, Chiung-Han Yeh
  • Patent number: 11062978
    Abstract: In an embodiment, a device includes: an integrated circuit die; a first dielectric layer over the integrated circuit die; a first metallization pattern extending through the first dielectric layer to electrically connect to the integrated circuit die; a second dielectric layer over the first metallization pattern; an under bump metallurgy extending through the second dielectric layer; a third dielectric layer over the second dielectric layer and portions of the under bump metallurgy; a conductive ring sealing an interface of the third dielectric layer and the under bump metallurgy; and a conductive connector extending through the center of the conductive ring, the conductive connector electrically connected to the under bump metallurgy.
    Type: Grant
    Filed: September 30, 2019
    Date of Patent: July 13, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Wei-Yu Chen, An-Jhih Su, Der-Chyang Yeh, Li-Hsien Huang, Ming Shih Yeh
  • Patent number: 11056464
    Abstract: A package includes a corner, a device die, a plurality of redistribution lines underlying the device die, and a plurality of metal pads electrically coupled to the plurality of redistribution lines. The plurality of metal pads includes a corner metal pad closest to the corner, wherein the corner metal pad is a center-facing pad having a bird-beak direction substantially pointing to a center of the package. The plurality of metal pads further includes a metal pad farther away from the corner than the corner metal pad, wherein the metal pad is a non-center-facing pad having a bird-beak direction pointing away from the center of the package.
    Type: Grant
    Filed: March 7, 2018
    Date of Patent: July 6, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Chen-Hua Yu, Shin-Puu Jeng, Der-Chyang Yeh, Hsien-Wei Chen, Jie Chen
  • Patent number: 11056433
    Abstract: A method of forming an integrated circuit (IC) package with improved performance and reliability is disclosed. The method includes forming a singulated IC die, coupling the singulated IC die to a carrier substrate, and forming a routing structure. The singulated IC die has a conductive via and the conductive via has a peripheral edge. The routing structure has a conductive structure coupled to the conductive via. The routing structure further includes a cap region overlapping an area of the conductive via, a routing region having a first width from a top-down view, and an intermediate region having a second width from the top-down view along the peripheral edge of the conductive via. The intermediate region is arranged to couple the cap region to the routing region and the second width is greater than the first width.
    Type: Grant
    Filed: May 26, 2020
    Date of Patent: July 6, 2021
    Assignee: TAIWAN SEMICONDUCTOR MANUFACTURING CO., LTD.
    Inventors: Jie Chen, Ying-Ju Chen, Hsien-Wei Chen, Der-Chyang Yeh, Chen-Hua Yu
  • Publication number: 20210193618
    Abstract: An embodiment package includes a first integrated circuit die, an encapsulant around the first integrated circuit die, and a conductive line electrically connecting a first conductive via to a second conductive via. The conductive line includes a first segment over the first integrated circuit die and having a first lengthwise dimension extending in a first direction and a second segment having a second lengthwise dimension extending in a second direction different than the first direction. The second segment extends over a boundary between the first integrated circuit die and the encapsulant.
    Type: Application
    Filed: March 9, 2021
    Publication date: June 24, 2021
    Inventors: Cheng-Hsien Hsieh, Li-Han Hsu, Wei-Cheng Wu, Hsien-Wei Chen, Der-Chyang Yeh, Chi-Hsi Wu, Chen-Hua Yu
  • Publication number: 20210193485
    Abstract: A semiconductor device includes a first die extending through a molding compound layer, a first dummy die having a bottom embedded in the molding compound layer, wherein a height of the first die is greater than a height of the first dummy die, and an interconnect structure over the molding compound layer, wherein a first metal feature of the interconnect structure is electrically connected to the first die and a second metal feature of the interconnect structure is over the first dummy die and extends over a sidewall of the first dummy die.
    Type: Application
    Filed: March 8, 2021
    Publication date: June 24, 2021
    Inventors: Chen-Hua Yu, An-Jhih Su, Chi-Hsi Wu, Der-Chyang Yeh, Hsien-Wei Chen, Wei-Yu Chen
  • Publication number: 20210183813
    Abstract: A semiconductor structure includes a semiconductor structure includes a semiconductor die, an insulating encapsulation, a passivation layer and conductive elements. The semiconductor die includes a sensor device and a semiconductor substrate with a first region and a second region adjacent to the first region, and the sensor device is embedded in the semiconductor substrate within the first region. The insulating encapsulation laterally encapsulates the semiconductor die and covers a sidewall of the semiconductor die. The passivation layer is located on the semiconductor die, wherein a recess penetrates through the passivation layer over the first region and is overlapped with the sensor device. The conductive elements are located on the passivation layer over the second region and are electrically connected to the semiconductor die, wherein the passivation layer is between the insulating encapsulation and the conductive elements.
    Type: Application
    Filed: December 17, 2019
    Publication date: June 17, 2021
    Applicant: Taiwan Semiconductor Manufacturing Co., Ltd.
    Inventors: Der-Chyang Yeh, Li-Hsien Huang, Ta-Hsuan Lin, Ming-Shih Yeh
  • Publication number: 20210185810
    Abstract: A package includes a conductive pad, with a plurality of openings penetrating through the conductive pad. A dielectric layer encircles the conductive pad. The dielectric layer has portions filling the plurality of openings. An Under-Bump Metallurgy (UBM) includes a via portion extending into the dielectric layer to contact the conductive pad. A solder region is overlying and contacting the UBM. An integrated passive device is bonded to the UBM through the solder region.
    Type: Application
    Filed: March 1, 2021
    Publication date: June 17, 2021
    Inventors: Cheng-Hsien Hsieh, Chi-Hsi Wu, Chen-Hua Yu, Der-Chyang Yeh, Hsien-Wei Chen, Li-Han Hsu, Wei-Cheng Wu
  • Patent number: 11037861
    Abstract: An interconnect structure and a method of forming an interconnect structure are provided. The interconnect structure is formed over a carrier substrate, upon which a die may also be attached. Upon removal of the carrier substrate and singulation, a first package is formed. A second package may be attached to the first package, wherein the second package may be electrically coupled to through vias formed in the first package.
    Type: Grant
    Filed: November 14, 2019
    Date of Patent: June 15, 2021
    Assignee: Taiwan Semiconductor Manufacturing Company, Ltd.
    Inventors: Jui-Pin Hung, Jing-Cheng Lin, Po-Hao Tsai, Yi-Jou Lin, Shuo-Mao Chen, Chiung-Han Yeh, Der-Chyang Yeh