Patents by Inventor Ji Young Chung
Ji Young Chung 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).
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Publication number: 20240400760Abstract: The present invention provides a polyamic acid aqueous solution composition capable of polymerizing polyamic acid in water rather than in an organic solvent, as well as achieving a high imidization rate during low-temperature curing.Type: ApplicationFiled: May 27, 2022Publication date: December 5, 2024Inventors: Jong Chan WON, Yun Ho KIM, No Kyun PARK, Yu Jin SO, Jin Soo KIM, Jong Min PARK, Sung Mi YOO, Yi Young KANG, Hyun Jin PARK, Yu Mi HA, Ji Yun CHUNG, Hyun Tae LIM, Eun Byeol SEO, Ji Won LEE, Hyun Jeong AHN
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Publication number: 20240355744Abstract: In one example, an electronic assembly comprises a first semiconductor device and a second semiconductor device. Each of the first semiconductor device and the second semiconductor devices comprises a substrate comprising a top surface and a conductive structure, an electronic component over the top surface of the substrate, a dielectric material over the top surface of the substrate and contacting a side of the electronic component, a substrate tab at an end of substrate and not covered by the dielectric material, wherein the conductive structure of the substrate is exposed at the substrate tab, and an interconnect electrically coupled to the conductive structure at the substrate tab of the first semiconductor device and the conductive structure at the substrate tab of the second semiconductor device. Other examples and related methods are also disclosed herein.Type: ApplicationFiled: June 28, 2024Publication date: October 24, 2024Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Ji Young Chung, Seung Chul Jang, Ron Huemoeller
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Patent number: 12107035Abstract: A method of manufacturing a semiconductor device having a semiconductor die within an extended substrate and a bottom substrate may include bonding a bottom surface of a semiconductor die to a top surface of a bottom substrate, forming an adhering member to a top surface of the semiconductor die, bonding an extended substrate to the semiconductor die and to the top surface of the bottom substrate utilizing the adhering member and a conductive bump on a bottom surface of the extended substrate and a conductive bump on the bottom substrate. The semiconductor die and the conductive bumps may be encapsulated utilizing a mold member. The conductive bump on the bottom surface of the extended substrate may be electrically connected to a terminal on the top surface of the extended substrate. The adhering member may include a laminate film, a non-conductive film adhesive, or a thermal hardening liquid adhesive.Type: GrantFiled: August 29, 2022Date of Patent: October 1, 2024Assignee: Amkor Technology Singapore Holdings Pte. Ltd.Inventors: Jae Yun Kim, Gi Tae Lim, Woon Kab Jung, Ju Hoon Yoon, Dong Joo Park, Byong Woo Cho, Gyu Wan Han, Ji Young Chung, Jin Seong Kim, Do Hyun Na
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Publication number: 20240321658Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise an interconnection structure, for example a bond wire, at least a portion of which extends into a dielectric layer utilized to mount a plate, and/or that comprise an interconnection structure that extends upward from the semiconductor die at a location that is laterally offset from the plate.Type: ApplicationFiled: May 31, 2024Publication date: September 26, 2024Inventors: Ji Young Chung, Dong Joo Park, Jin Seong Kim, Jae Sung Park, Se Hwan Hong
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Publication number: 20240304577Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise a sensing area on a bottom side of a die without top side electrodes that senses fingerprints from the top side, and/or that comprise a sensor die directly electrically connected to conductive elements of a plate through which fingerprints are sensed.Type: ApplicationFiled: May 17, 2024Publication date: September 12, 2024Inventors: Sung Sun Park, Ji Young Chung, Christopher Berry
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Publication number: 20240291034Abstract: The present invention relates to an electrolyte solution additive, an electrolyte solution for batteries, and a secondary battery including the same. According to the present invention, the present invention has an effect of providing a secondary battery having improved charging efficiency and output due to low discharge resistance and having a long lifespan and excellent high-temperature capacity retention rate by suppressing gas generation.Type: ApplicationFiled: June 15, 2022Publication date: August 29, 2024Inventors: Wan Chul KANG, Ji Young CHOI, Young Rok LIM, Jae Won CHUNG
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Publication number: 20240258225Abstract: 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: ApplicationFiled: April 10, 2024Publication date: August 1, 2024Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Won Bae BANG, Byong Jin KIM, Gi Jeong KIM, Ji Young CHUNG
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Patent number: 12033946Abstract: In one example, an electronic assembly comprises a first semiconductor device and a second semiconductor device. Each of the first semiconductor device and the second semiconductor devices comprises a substrate comprising a top surface and a conductive structure, an electronic component over the top surface of the substrate, a dielectric material over the top surface of the substrate and contacting a side of the electronic component, a substrate tab at an end of substrate and not covered by the dielectric material, wherein the conductive structure of the substrate is exposed at the substrate tab, and an interconnect electrically coupled to the conductive structure at the substrate tab of the first semiconductor device and the conductive structure at the substrate tab of the second semiconductor device. Other examples and related methods are also disclosed herein.Type: GrantFiled: May 24, 2022Date of Patent: July 9, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Ji Young Chung, Seung Chul Jang, Ron Huemoeller
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Publication number: 20240194572Abstract: A semiconductor package structure includes a substrate comprising a land structure. The land structure includes a first land section having a first height in a cross-sectional view and a second land section having a second height in the cross-sectional view that is different than the first height. A mold encapsulant is disposed adjacent a lateral portion of the first land section and is disposed below a bottom portion of the second land section. A semiconductor die is attached to the substrate, and includes a first major surface, a second major surface opposing the first major surface, and an outer perimeter. The semiconductor die further includes a bonding structure disposed adjacent the first major surface, which is coupled to the second land section such that the first land section is disposed outside the perimeter of the semiconductor die A mold member encapsulates at least portions of the semiconductor die.Type: ApplicationFiled: February 17, 2024Publication date: June 13, 2024Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Kyoung Yeon LEE, Byong Jin KIM, Jae Min BAE, Hyung Il JEON, Gi Jeong KIM, Ji Young CHUNG
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Patent number: 12002725Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise an interconnection structure, for example a bond wire, at least a portion of which extends into a dielectric layer utilized to mount a plate, and/or that comprise an interconnection structure that extends upward from the semiconductor die at a location that is laterally offset from the plate.Type: GrantFiled: May 18, 2023Date of Patent: June 4, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Ji Young Chung, Dong Joo Park, Jin Seong Kim, Jae Sung Park, Se Hwan Hong
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Patent number: 11990435Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise a sensing area on a bottom side of a die without top side electrodes that senses fingerprints from the top side, and/or that comprise a sensor die directly electrically connected to conductive elements of a plate through which fingerprints are sensed.Type: GrantFiled: July 18, 2022Date of Patent: May 21, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Sung Sun Park, Ji Young Chung, Christopher Berry
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Patent number: 11961794Abstract: 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: GrantFiled: December 22, 2020Date of Patent: April 16, 2024Assignee: Amikor Technology Singapore Holding Pte. Ltd.Inventors: Won Bae Bang, Byong Jin Kim, Gi Jeong Kim, Ji Young Chung
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Patent number: 11908779Abstract: A semiconductor package structure includes a substrate comprising a land structure. The land structure includes a first land section having a first height in a cross-sectional view and a second land section having a second height in the cross-sectional view that is different than the first height. A mold encapsulant is disposed adjacent a lateral portion of the first land section and is disposed below a bottom portion of the second land section. A semiconductor die is attached to the substrate, and includes a first major surface, a second major surface opposing the first major surface, and an outer perimeter. The semiconductor die further includes a bonding structure disposed adjacent the first major surface, which is coupled to the second land section such that the first land section is disposed outside the perimeter of the semiconductor die A mold member encapsulates at least portions of the semiconductor die.Type: GrantFiled: April 19, 2021Date of Patent: February 20, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Kyoung Yeon Lee, Byong Jin Kim, Jae Min Bae, Hyung Il Jeon, Gi Jeong Kim, Ji Young Chung
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Publication number: 20230290699Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise an interconnection structure, for example a bond wire, at least a portion of which extends into a dielectric layer utilized to mount a plate, and/or that comprise an interconnection structure that extends upward from the semiconductor die at a location that is laterally offset from the plate.Type: ApplicationFiled: May 18, 2023Publication date: September 14, 2023Inventors: Ji Young Chung, Dong Joo Park, Jin Seong Kim, Jae Sung Park, Se Hwan Hong
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Publication number: 20230240457Abstract: 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: ApplicationFiled: December 22, 2020Publication date: August 3, 2023Applicant: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Won Bae BANG, Byong Jin KIM, Gi Jeong KIM, Ji Young CHUNG
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Publication number: 20230207502Abstract: A semiconductor device with redistribution layers formed utilizing dummy substrates is disclosed and may include forming a first redistribution layer on a first dummy substrate, forming a second redistribution layer on a second dummy substrate, electrically connecting a semiconductor die to the first redistribution layer, electrically connecting the first redistribution layer to the second redistribution layer, and removing the dummy substrates. The first redistribution layer may be electrically connected to the second redistribution layer utilizing a conductive pillar. An encapsulant material may be formed between the first and second redistribution layers. Side portions of one of the first and second redistribution layers may be covered with encapsulant. A surface of the semiconductor die may be in contact with the second redistribution layer. The dummy substrates may be in panel form. One of the dummy substrates may be in panel form and the other in unit form.Type: ApplicationFiled: March 6, 2023Publication date: June 29, 2023Inventors: Jin Young Kim, Ji Young Chung, Doo Hyun Park, Choon Heung Lee
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Patent number: 11682598Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise an interconnection structure, for example a bond wire, at least a portion of which extends into a dielectric layer utilized to mount a plate, and/or that comprise an interconnection structure that extends upward from the semiconductor die at a location that is laterally offset from the plate.Type: GrantFiled: November 16, 2021Date of Patent: June 20, 2023Assignee: Amkor Technology Singapore Holding Pte.Inventors: Ji Young Chung, Dong Joo Park, Jin Seong Kim, Jae Sung Park, Se Hwan Hong
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Patent number: 11600582Abstract: A semiconductor device with redistribution layers formed utilizing dummy substrates is disclosed and may include forming a first redistribution layer on a first dummy substrate, forming a second redistribution layer on a second dummy substrate, electrically connecting a semiconductor die to the first redistribution layer, electrically connecting the first redistribution layer to the second redistribution layer, and removing the dummy substrates. The first redistribution layer may be electrically connected to the second redistribution layer utilizing a conductive pillar. An encapsulant material may be formed between the first and second redistribution layers. Side portions of one of the first and second redistribution layers may be covered with encapsulant. A surface of the semiconductor die may be in contact with the second redistribution layer. The dummy substrates may be in panel form. One of the dummy substrates may be in panel form and the other in unit form.Type: GrantFiled: July 6, 2020Date of Patent: March 7, 2023Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.Inventors: Jin Young Kim, Ji Young Chung, Doo Hyun Park, Choon Heung Lee
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Patent number: 11594512Abstract: Various aspects of this disclosure provide a method of manufacturing an electronic device and an electronic device manufactured thereby. As a non-limiting example, various aspects of this disclosure provide a method of manufacturing an electronic device, and an electronic device manufactured thereby, that utilizes ink to form an intermetallic bond between respective conductive interconnection structures of a semiconductor die and a substrate.Type: GrantFiled: March 8, 2021Date of Patent: February 28, 2023Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Hwan Kyu Kim, Dae Gon Kim, Tae Kyeong Hwang, Ji Young Chung, Kwangmo Chris Lim
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Publication number: 20230009679Abstract: A fingerprint sensor device and a method of making a fingerprint sensor device. As non-limiting examples, various aspects of this disclosure provide various fingerprint sensor devices, and methods of manufacturing thereof, that comprise a sensing area on a bottom side of a die without top side electrodes that senses fingerprints from the top side, and/or that comprise a sensor die directly electrically connected to conductive elements of a plate through which fingerprints are sensed.Type: ApplicationFiled: July 18, 2022Publication date: January 12, 2023Inventors: Sung Sun Park, Ji Young Chung, Christopher Berry