Patents by Inventor Doo Hyun Park

Doo Hyun Park 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: 20240147845
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
    Type: Application
    Filed: December 6, 2023
    Publication date: May 2, 2024
    Inventors: Kyoung-Jin PARK, Tae-Jin LEE, Jae-Hoon SHIM, Yoo Jin DOH, Hee-Choon AHN, Young-Kwang KIM, Doo-Hyeon MOON, Jeong-Eun YANG, Su-Hyun LEE, Chi-Sik KIM, Ji-Song JUN
  • Patent number: 11961742
    Abstract: A method for manufacturing a semiconductor device and a semiconductor device produced thereby. For example and without limitation, various aspects of this disclosure provide methods for manufacturing a semiconductor device, and semiconductor devices produced thereby, that comprise forming an interposer including a reinforcement layer.
    Type: Grant
    Filed: August 23, 2021
    Date of Patent: April 16, 2024
    Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
    Inventors: Jong Sik Paek, Doo Hyun Park, Seong Min Seo, Sung Geun Kang, Yong Song, Wang Gu Lee, Eun Young Lee, Seo Yeon Ahn, Pil Je Sung
  • Publication number: 20240120211
    Abstract: A wafer level fan out package includes a semiconductor die having a first surface, a second surface, and a third surface. A stiffener is disposed on the third surface of the semiconductor die. A conductive via passes through the stiffener. First and second electrically conductive patterns electrically connected to the conductive via are disposed on the first and second surfaces of the semiconductor die and stiffener. Solder balls are electrically connected to the first or second electrically conductive patterns.
    Type: Application
    Filed: September 15, 2023
    Publication date: April 11, 2024
    Inventors: Jin Young Kim, Doo Hyun Park, Seung Jae Lee
  • Patent number: 11935856
    Abstract: A semiconductor device and manufacturing method thereof. Various aspects of the disclosure may, for example, comprise forming a back end of line layer on a dummy substrate, completing at least a first portion of an assembly, and removing the dummy substrate.
    Type: Grant
    Filed: June 21, 2021
    Date of Patent: March 19, 2024
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Jong Sik Paek, Doo Hyun Park
  • Patent number: 11917907
    Abstract: The present disclosure relates to an organic electroluminescent device. The organic electroluminescent device of the present disclosure shows high luminous efficiency and good lifespan by comprising a specific combination of the plural kinds of host compounds and a specific hole transport compound.
    Type: Grant
    Filed: November 22, 2021
    Date of Patent: February 27, 2024
    Assignee: Rohm and Haas Electronic Materials Korea Ltd.
    Inventors: Kyoung-Jin Park, Tae-Jin Lee, Jae-Hoon Shim, Yoo Jin Doh, Hee-Choon Ahn, Young-Kwang Kim, Doo-Hyeon Moon, Jeong-Eun Yang, Su-Hyun Lee, Chi-Sik Kim, Ji-Song Jun
  • Publication number: 20230395268
    Abstract: Disclosed is a method of predicting a prognosis of a patient with adenocarcinoma using image features. The method of predicting a prognosis according to an embodiment of the present invention includes receiving an image including a lesion region of a patient, preprocessing the received image, segmenting the lesion region in the preprocessed image and calculating at least one of biomarkers indicating an intensity value and a texture information value within the segmented lesion region, and outputting a prognosis prediction value of the patient on the basis of the calculated at least one biomarker.
    Type: Application
    Filed: September 23, 2021
    Publication date: December 7, 2023
    Inventors: Do Sik HWANG, Doo Hyun PARK, Myung Hoon LEE, Sun Gon JUN, Dae Joong OH
  • Patent number: 11764078
    Abstract: A wafer level fan out package includes a semiconductor die having a first surface, a second surface, and a third surface. A stiffener is disposed on the third surface of the semiconductor die. A conductive via passes through the stiffener. First and second electrically conductive patterns electrically connected to the conductive via are disposed on the first and second surfaces of the semiconductor die and stiffener. Solder balls are electrically connected to the first or second electrically conductive patterns.
    Type: Grant
    Filed: August 27, 2021
    Date of Patent: September 19, 2023
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Jin Young Kim, Doo Hyun Park, Seung Jae Lee
  • Patent number: 11748980
    Abstract: A makeup evaluation system can include a mobile terminal for photographing an image and transmitting the photographed image to a makeup server; and a makeup server including a make-up DB management unit for storing at least one algorithm used for make-up evaluation, a region detection unit for detecting a face region in the photographed image, a makeup analysis unit for evaluating makeup by applying the stored algorithm to the detected face region, and a wireless communication unit for transmitting an evaluation result signal including information on the result of evaluating the makeup to the mobile terminal, in which the mobile terminal displays the evaluation result according to a received evaluation result signal, and the makeup server evaluates makeup by applying different algorithms for each face region.
    Type: Grant
    Filed: July 29, 2021
    Date of Patent: September 5, 2023
    Assignee: LG HOUSEHOLD & HEALTH CARE LTD.
    Inventors: Sang E Kim, Do Hyuk Kwon, Do Sik Hwang, Tae Seong Kim, Doo Hyun Park, Ki Hun Bang, Tae Joon Eo, Yo Han Jun, Se Won Hwang
  • Publication number: 20230223365
    Abstract: A semiconductor device including a relatively thin interposer excluding a through silicon hole and a manufacturing method thereof are provided. The method includes forming an interposer on a dummy substrate. The forming of the interposer includes, forming a dielectric layer on the dummy substrate, forming a pattern and a via on the dielectric layer, and forming a seed layer at the pattern and the via of the dielectric layer and forming a redistribution layer and a conductive via on the seed layer. A semiconductor die is connected with the conductive via facing an upper portion of the interposer, and the semiconductor die is encapsulated with an encapsulant. The dummy substrate is removed from the interposer. A bump is connected with the conductive via facing a lower portion of the interposer.
    Type: Application
    Filed: December 12, 2022
    Publication date: July 13, 2023
    Inventors: Jong Sik Paek, Won Chul Do, Doo Hyun Park, Eun Ho Park, Sung Jae Oh
  • Publication number: 20230207502
    Abstract: 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: Application
    Filed: March 6, 2023
    Publication date: June 29, 2023
    Inventors: Jin Young Kim, Ji Young Chung, Doo Hyun Park, Choon Heung Lee
  • Patent number: 11600582
    Abstract: 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: Grant
    Filed: July 6, 2020
    Date of Patent: March 7, 2023
    Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
    Inventors: Jin Young Kim, Ji Young Chung, Doo Hyun Park, Choon Heung Lee
  • Publication number: 20230057803
    Abstract: A semiconductor device with redistribution layers on partial encapsulation is disclosed and may include providing a carrier with a non-photosensitive protection layer, forming a pattern in the non-photosensitive protection layer, providing a semiconductor die with a contact pad on a first surface, and bonding the semiconductor die to the non-photosensitive protection layer such that the contact pad aligns with the pattern formed in the non-photosensitive protection layer. A second surface opposite to the first surface of the semiconductor die, side surfaces between the first and second surfaces of the semiconductor die, and a portion of a first surface of the non-photosensitive protection layer may be encapsulated with an encapsulant. The carrier may be removed leaving the non-photosensitive protection layer bonded to the semiconductor die. A redistribution layer may be formed on the contact pad and a second surface of the non-photosensitive protection layer opposite to the first surface.
    Type: Application
    Filed: August 19, 2022
    Publication date: February 23, 2023
    Inventors: Jong Sik Paek, Jin Young Kim, YoonJoo Kim, Jin Han Kim, SeungJae Lee, Se Woong Cha, SungKyu Kim, Jae Hun Bae, Dong Jin Kim, Doo Hyun Park
  • Patent number: 11527496
    Abstract: A semiconductor device including a relatively thin interposer excluding a through silicon hole and a manufacturing method thereof are provided. The method includes forming an interposer on a dummy substrate. The forming of the interposer includes, forming a dielectric layer on the dummy substrate, forming a pattern and a via on the dielectric layer, and forming a seed layer at the pattern and the via of the dielectric layer and forming a redistribution layer and a conductive via on the seed layer. A semiconductor die is connected with the conductive via facing an upper portion of the interposer, and the semiconductor die is encapsulated with an encapsulant. The dummy substrate is removed from the interposer. A bump is connected with the conductive via facing a lower portion of the interposer.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: December 13, 2022
    Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
    Inventors: Jong Sik Paek, Won Chul Do, Doo Hyun Park, Eun Ho Park, Sung Jae Oh
  • Patent number: 11501978
    Abstract: Provided are a semiconductor device including an interposer having a relatively thin thickness without a through silicon via and a method of manufacturing the same. The method of manufacturing a semiconductor device includes forming an interposer including a redistribution layer and a dielectric layer on a dummy substrate, connecting a semiconductor die to the redistribution layer facing an upper portion of the interposer, encapsulating the semiconductor die by using an encapsulation, removing the dummy substrate from the interposer, and connecting a bump to the redistribution layer facing a lower portion of the interposer.
    Type: Grant
    Filed: April 19, 2021
    Date of Patent: November 15, 2022
    Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
    Inventors: Won Chul Do, Doo Hyun Park, Jong Sik Paek, Ji Hun Lee, Seong Min Seo
  • Patent number: 11424180
    Abstract: A semiconductor device with redistribution layers on partial encapsulation is disclosed and may include providing a carrier with a non-photosensitive protection layer, forming a pattern in the non-photosensitive protection layer, providing a semiconductor die with a contact pad on a first surface, and bonding the semiconductor die to the non-photosensitive protection layer such that the contact pad aligns with the pattern formed in the non-photosensitive protection layer. A second surface opposite to the first surface of the semiconductor die, side surfaces between the first and second surfaces of the semiconductor die, and a portion of a first surface of the non-photosensitive protection layer may be encapsulated with an encapsulant. The carrier may be removed leaving the non-photosensitive protection layer bonded to the semiconductor die. A redistribution layer may be formed on the contact pad and a second surface of the non-photosensitive protection layer opposite to the first surface.
    Type: Grant
    Filed: June 2, 2020
    Date of Patent: August 23, 2022
    Assignee: AMKOR TECHNOLOGY SINGAPORE HOLDING PTE. LTD.
    Inventors: Jong Sik Paek, Jin Young Kim, YoonJoo Kim, Jin Han Kim, SeungJae Lee, Se Woong Cha, SungKyu Kim, Jae Hun Bae, Dong Jin Kim, Doo Hyun Park
  • Publication number: 20220181314
    Abstract: Provided are a semiconductor device using, for example, an epoxy molding compound (EMC) wafer support system and a fabricating method thereof, which can, for example, adjust a thickness of the overall package in a final stage of completing the device while shortening a fabricating process and considerably reducing the fabrication cost. An example semiconductor device may comprise a first semiconductor die that comprises a bond pad and a through silicon via (TSV) connected to the bond pad; an interposer comprising a redistribution layer connected to the bond pad or the TSV and formed on the first semiconductor die, a second semiconductor die connected to the redistribution layer of the interposer and positioned on the interposer; an encapsulation unit encapsulating the second semiconductor die, and a solder ball connected to the bond pad or the TSV of the first semiconductor die.
    Type: Application
    Filed: November 22, 2021
    Publication date: June 9, 2022
    Inventors: Jin Young Kim, Doo Hyun Park, Ju Hoon Yoon, Seong Min Seo, Glenn Rinne, Choon Heung Lee
  • Publication number: 20220148886
    Abstract: A method for manufacturing a semiconductor device and a semiconductor device produced thereby. For example and without limitation, various aspects of this disclosure provide methods for manufacturing a semiconductor device, and semiconductor devices produced thereby, that comprise forming an interposer including a reinforcement layer.
    Type: Application
    Filed: August 23, 2021
    Publication date: May 12, 2022
    Inventors: Jong Sik Paek, Doo Hyun Park, Seong Min Seo, Sung Geun Kang, Yong Song, Wang Gu Lee, Eun Young Lee, Seo Yeon Ahn, Pil Je Sung
  • Publication number: 20220130682
    Abstract: A wafer level fan out package includes a semiconductor die having a first surface, a second surface, and a third surface. A stiffener is disposed on the third surface of the semiconductor die. A conductive via passes through the stiffener. First and second electrically conductive patterns electrically connected to the conductive via are disposed on the first and second surfaces of the semiconductor die and stiffener. Solder balls are electrically connected to the first or second electrically conductive patterns.
    Type: Application
    Filed: August 27, 2021
    Publication date: April 28, 2022
    Inventors: Jin Young Kim, Doo Hyun Park, Seung Jae Lee
  • Publication number: 20220059490
    Abstract: A semiconductor device and manufacturing method thereof. Various aspects of the disclosure may, for example, comprise forming a back end of line layer on a dummy substrate, completing at least a first portion of an assembly, and removing the dummy substrate.
    Type: Application
    Filed: June 21, 2021
    Publication date: February 24, 2022
    Inventors: Jong Sik Paek, Doo Hyun Park
  • Patent number: 11183493
    Abstract: Provided are a semiconductor device using, for example, an epoxy molding compound (EMC) wafer support system and a fabricating method thereof, which can, for example, adjust a thickness of the overall package in a final stage of completing the device while shortening a fabricating process and considerably reducing the fabrication cost. An example semiconductor device may comprise a first semiconductor die that comprises a bond pad and a through silicon via (TSV) connected to the bond pad; an interposer comprising a redistribution layer connected to the bond pad or the TSV and formed on the first semiconductor die, a second semiconductor die connected to the redistribution layer of the interposer and positioned on the interposer; an encapsulation unit encapsulating the second semiconductor die, and a solder ball connected to the bond pad or the TSV of the first semiconductor die.
    Type: Grant
    Filed: August 20, 2019
    Date of Patent: November 23, 2021
    Assignee: Amkor Technology Singapore Holding Pte. Ltd.
    Inventors: Jin Young Kim, Doo Hyun Park, Ju Hoon Yoon, Seong Min Seo, Glenn Rinne, Choon Heung Lee