Patents by Inventor Won Bae Bang

Won Bae Bang 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).

  • Publication number: 20200411397
    Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.
    Type: Application
    Filed: September 11, 2020
    Publication date: December 31, 2020
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee, Sang Goo Kang, Kyung Rok Park
  • Publication number: 20200395272
    Abstract: A semiconductor device comprises a substrate having a substrate top side, a substrate lateral side, and a substrate bottom side, an electronic device on the substrate top side, and an encapsulant on the substrate top side and contacting a lateral surface of the electronic device. The substrate comprises a conductive structure and a dielectric structure that extends comprising a protrusion in contact with the encapsulant. The conductive structure comprises a lead comprising a lead flank, the lead flank comprising a cavity and a conductive coating on a surface of the lead in the cavity. The conductive structure comprises a pad exposed at the substrate top side, embedded in the dielectric structure, and adjacent to the protrusion, to electrically couple with the electronic device via a first internal interconnect. Other examples and related methods are also disclosed herein.
    Type: Application
    Filed: June 11, 2019
    Publication date: December 17, 2020
    Applicant: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Won Bae Bang, Kwang Seok Oh, George Scott
  • Publication number: 20200381395
    Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The second internal interconnect can be coupled to the second electronic device and the first electronic device. The encapsulant can cover the substrate inner sidewall and the device stack, and can fill the cavity. Other examples and related methods are disclosed herein.
    Type: Application
    Filed: June 3, 2019
    Publication date: December 3, 2020
    Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee
  • Publication number: 20200273789
    Abstract: Provided are a method for fabricating a semiconductor package and a semiconductor package using the same, which can simplify a fabricating process of the semiconductor package by forming a lead frame on which a semiconductor die can be mounted without a separate grinding process, and can improve product reliability by preventing warpage from occurring during a grinding process.
    Type: Application
    Filed: November 4, 2019
    Publication date: August 27, 2020
    Inventors: Seung Woo Lee, Byong Jin Kim, Won Bae Bang, Sang Goo Kang
  • Publication number: 20200258803
    Abstract: A packaged semiconductor device includes a routable molded lead frame structure with a surface finish layer. In one embodiment, the routable molded lead frame structure includes a first laminated layer including the surface finish layer, vias connected to the surface finish layer, and a first resin layer covering the vias leaving the top surface of the surface finish layer exposed. A second laminated layer includes second conductive patterns connected to the vias, bump pads connected to the second conductive patterns, and a second resin layer covering one side of the first resin layer, the second conductive patterns and the bump pads. A semiconductor die is electrically connected to the surface finish layer and an encapsulant covers the semiconductor die and another side of the first resin layer. The surface finish layer provides a customizable and improved bonding structure for connecting the semiconductor die to the routable molded lead frame structure.
    Type: Application
    Filed: April 29, 2020
    Publication date: August 13, 2020
    Applicant: Amkor Technology Singapore Holding Pte. Ltd
    Inventors: Won Bae BANG, Byong Jin KIM, Gi Jeong KIM, Jae Doo KWON, Hyung Il JEON
  • Patent number: 10685897
    Abstract: A packaged semiconductor device includes a routable molded lead frame structure with a surface finish layer. In one embodiment, the routable molded lead frame structure includes a first laminated layer including the surface finish layer, vias connected to the surface finish layer, and a first resin layer covering the vias leaving the top surface of the surface finish layer exposed. A second laminated layer includes second conductive patterns connected to the vias, bump pads connected to the second conductive patterns, and a second resin layer covering one side of the first resin layer, the second conductive patterns and the bump pads. A semiconductor die is electrically connected to the surface finish layer and an encapsulant covers the semiconductor die and another side of the first resin layer. The surface finish layer provides a customizable and improved bonding structure for connecting the semiconductor die to the routable molded lead frame structure.
    Type: Grant
    Filed: July 11, 2018
    Date of Patent: June 16, 2020
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Jae Doo Kwon, Hyung Il Jeon
  • Patent number: 10468343
    Abstract: Provided are a method for fabricating a semiconductor package and a semiconductor package using the same, which can simplify a fabricating process of the semiconductor package by forming a lead frame on which a semiconductor die can be mounted without a separate grinding process, and can improve product reliability by preventing warpage from occurring during a grinding process.
    Type: Grant
    Filed: January 18, 2018
    Date of Patent: November 5, 2019
    Assignee: Amkor Technology, Inc.
    Inventors: Seung Woo Lee, Byong Jin Kim, Won Bae Bang, Sang Goo Kang
  • Publication number: 20190326206
    Abstract: A thin semiconductor device with enhanced edge protection, and a method of manufacturing thereof. For example and without limitation, various aspects of this disclosure provide a thin semiconductor device comprising a substrate with an edge-protection region, and a method of manufacturing thereof.
    Type: Application
    Filed: June 28, 2019
    Publication date: October 24, 2019
    Inventors: Won Bae Bang, Kwang Seok Oh
  • Patent number: 10340213
    Abstract: A thin semiconductor device with enhanced edge protection, and a method of manufacturing thereof. For example and without limitation, various aspects of this disclosure provide a thin semiconductor device comprising a substrate with an edge-protection region, and a method of manufacturing thereof.
    Type: Grant
    Filed: March 14, 2016
    Date of Patent: July 2, 2019
    Assignee: AMKOR TECHNOLOGY, INC.
    Inventors: Won Bae Bang, Kwang Seok Oh
  • Patent number: 10224218
    Abstract: In one embodiment, a semiconductor package includes a multi-layer encapsulated conductive substrate having a fine pitch. The multi-layer encapsulated conductive substrate includes a conductive leads spaced apart from each other, a first encapsulant disposed between the leads, a first conductive layer electrically connected to the plurality of leads, conductive pillars disposed on the first conductive layer, a second encapsulant encapsulating the first conductive layer and the conductive pillars, and a second conductive layer electrically connected to the conductive pillars and exposed in the second encapsulant. A semiconductor die is electrically connected to the second patterned conductive layer. A third encapsulant covers at least the semiconductor die.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: March 5, 2019
    Assignee: Amkor Technology Inc.
    Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Ji Young Chung
  • Patent number: 10177117
    Abstract: In one embodiment, a method for fabricating a semiconductor package includes providing a multi-layer molded conductive structure. The multi-layer molded conductive structure includes a first conductive structure disposed on a surface of a carrier and a first encapsulant covering at least portions of the first conductive structure while other portions are exposed in the first encapsulant. A second conductive structure is disposed on the first encapsulant and electrically connected to the first conductive structure. A second encapsulant covers a first portion of the second conductive structure while a second portion of the second conductive structure is exposed to the outside, and a third portion of the second conductive structure is exposed in a receiving space disposed in the second encapsulant. The method includes electrically connecting a semiconductor die to the second conductive structure and in some embodiments removing the carrier.
    Type: Grant
    Filed: April 19, 2016
    Date of Patent: January 8, 2019
    Assignee: Amkor Technology Inc.
    Inventors: Won Bae Bang, Ju Hoon Yoon, Ji Young Chung, Byong Jin Kim, Gi Jeong Kim, Choon Heung Lee
  • Publication number: 20180323129
    Abstract: A packaged semiconductor device includes a routable molded lead frame structure with a surface finish layer. In one embodiment, the routable molded lead frame structure includes a first laminated layer including the surface finish layer, vias connected to the surface finish layer, and a first resin layer covering the vias leaving the top surface of the surface finish layer exposed. A second laminated layer includes second conductive patterns connected to the vias, bump pads connected to the second conductive patterns, and a second resin layer covering one side of the first resin layer, the second conductive patterns and the bump pads. A semiconductor die is electrically connected to the surface finish layer and an encapsulant covers the semiconductor die and another side of the first resin layer. The surface finish layer provides a customizable and improved bonding structure for connecting the semiconductor die to the routable molded lead frame structure.
    Type: Application
    Filed: July 11, 2018
    Publication date: November 8, 2018
    Applicant: Amkor Technology Inc.
    Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Jae Doo Kwon, Hyung Il Jeon
  • Patent number: 10049954
    Abstract: A packaged semiconductor device includes a routable molded lead frame structure with a surface finish layer. In one embodiment, the routable molded lead frame structure includes a first laminated layer including the surface finish layer, vias connected to the surface finish layer, and a first resin layer covering the vias leaving the top surface of the surface finish layer exposed. A second laminated layer includes second conductive patterns connected to the vias, bump pads connected to the second conductive patterns, and a second resin layer covering one side of the first resin layer, the second conductive patterns and the bump pads. A semiconductor die is electrically connected to the surface finish layer and an encapsulant covers the semiconductor die and another side of the first resin layer. The surface finish layer provides a customizable and improved bonding structure for connecting the semiconductor die to the routable molded lead frame structure.
    Type: Grant
    Filed: June 3, 2016
    Date of Patent: August 14, 2018
    Assignee: Amkor Technology, Inc.
    Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Jae Doo Kwon, Hyung Il Jeon
  • Publication number: 20180158767
    Abstract: An electronic package includes a substrate having a plurality of lands embedded within an insulating layer. Conductive patterns are disposed on at least a portion of a respective land top surface. An electronic device is electrically connected to the conductive patterns, wherein the land bottom surfaces are exposed to the outside. In another embodiment, the top land surfaces and the top surface of the insulating layer are substantially co-planar and the conductive patterns further overlap portions of the top surface of the insulating layer. In one embodiment, a package body encapsulates the top surface of the insulating material and the electronic device, wherein the land bottom surfaces are exposed to the outside of the package body.
    Type: Application
    Filed: February 3, 2018
    Publication date: June 7, 2018
    Applicant: Amkor Technology, Inc.
    Inventors: Won Bae BANG, Byong Jin KIM, Gi Jeong KIM, Ji Young CHUNG
  • Publication number: 20180145019
    Abstract: Provided are a method for fabricating a semiconductor package and a semiconductor package using the same, which can simplify a fabricating process of the semiconductor package by forming a lead frame on which a semiconductor die can be mounted without a separate grinding process, and can improve product reliability by preventing warpage from occurring during a grinding process.
    Type: Application
    Filed: January 18, 2018
    Publication date: May 24, 2018
    Inventors: Seung Woo Lee, Byong Jin Kim, Won Bae Bang, Sang Goo Kang
  • Patent number: 9978695
    Abstract: A semiconductor device includes a die pad, a plurality of first lands each having a first land first top recessed portion disposed on a first land first end distal to the die pad, and a plurality of second lands each having a second land first bottom recessed portion disposed on a second land first end distal to the die pad. A semiconductor die is electrically connected to the first and second lands. A package body, which defines a bottom surface and a side surface, at least partially encapsulating the first and second lands and the semiconductor die such that at least portions of the first and second lands are exposed in and substantially flush with the bottom surface of the package body.
    Type: Grant
    Filed: March 13, 2017
    Date of Patent: May 22, 2018
    Assignee: Amkor Technology, Inc.
    Inventors: Jae Min Bae, Byong Jin Kim, Won Bae Bang
  • Patent number: 9922919
    Abstract: In one embodiment, an electronic package includes a substrate having a plurality of lands embedded within an insulating layer. Conductive patterns are disposed on at least a portion of a respective land top surface. An electronic device is electrically connected to the conductive patterns and a package body encapsulating the top surface of the insulating material and the electronic device, wherein the bottom land surfaces are exposed to the outside. In another embodiment, the top land surfaces and the top surface of the insulating layer are substantially co-planar and the conductive patterns further overlap portions of the top surface of the insulating layer.
    Type: Grant
    Filed: December 30, 2015
    Date of Patent: March 20, 2018
    Assignee: AMKOR TECHNOLOGY, INC.
    Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Ji Young Chung
  • Patent number: 9881864
    Abstract: Provided are a method for fabricating a semiconductor package and a semiconductor package using the same, which can simplify a fabricating process of the semiconductor package by forming a lead frame on which a semiconductor die can be mounted without a separate grinding process, and can improve product reliability by preventing warpage from occurring during a grinding process.
    Type: Grant
    Filed: April 3, 2017
    Date of Patent: January 30, 2018
    Assignee: AMKOR TECHNOLOGY, INC.
    Inventors: Seung Woo Lee, Byong Jin Kim, Won Bae Bang, Sang Goo Kang
  • Publication number: 20170263543
    Abstract: A thin semiconductor device with enhanced edge protection, and a method of manufacturing thereof. For example and without limitation, various aspects of this disclosure provide a thin semiconductor device comprising a substrate with an edge-protection region, and a method of manufacturing thereof.
    Type: Application
    Filed: March 14, 2016
    Publication date: September 14, 2017
    Inventors: Won Bae Bang, Kwang Seok Oh
  • Publication number: 20170207162
    Abstract: Provided are a method for fabricating a semiconductor package and a semiconductor package using the same, which can simplify a fabricating process of the semiconductor package by forming a lead frame on which a semiconductor die can be mounted without a separate grinding process, and can improve product reliability by preventing warpage from occurring during a grinding process.
    Type: Application
    Filed: April 3, 2017
    Publication date: July 20, 2017
    Inventors: Seung Woo Lee, Byong Jin Kim, Won Bae Bang, Sang Goo Kang