Patents by Inventor Yong-Kwan Kim

Yong-Kwan Kim 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: 20200203347
    Abstract: Provided are a semiconductor memory device and a method of fabricating the same. The semiconductor memory device may include: a first impurity doped region and a second impurity doped region spaced apart from each other in a semiconductor substrate, a bit line electrically connected to the first impurity doped region and crossing over the semiconductor substrate, a storage node contact electrically connected to the second impurity doped region, a first spacer and a second spacer disposed between the bit line and the storage node contact, and an air gap region disposed between the first spacer and the second spacer. The first spacer may cover a sidewall of the bit line, and the second spacer may be adjacent to the storage node contact. A top end of the first spacer may have a height higher than a height of a top end of the second spacer.
    Type: Application
    Filed: February 28, 2020
    Publication date: June 25, 2020
    Inventors: Jungwoo Song, Kwangmin Kim, Jun Ho Lee, Hyuckjin Kang, Yong Kwan Kim, Sangyeon Han, Seguen Park
  • Publication number: 20200194374
    Abstract: An integrated circuit (IC) device includes a line structure including a conductive line formed on a substrate and an insulation capping pattern that covers the conductive line; an insulation spacer covering a sidewall of the line structure; a conductive plug spaced apart from the conductive line in a first horizontal direction with the insulation spacer between the conductive plug and the conductive line; a conductive landing pad arranged on the conductive plug to vertically overlap the conductive plug; and a capping layer including a first portion between the conductive landing pad and the insulation capping pattern, wherein the first portion of the capping layer has a shape in which a width in the first horizontal direction gradually increases as a distance from the substrate increases between the conductive landing pad and the insulation capping pattern.
    Type: Application
    Filed: November 5, 2019
    Publication date: June 18, 2020
    Inventors: Jin-a KIM, Yong-kwan KIM, Se-keun PARK, Ho-in RYU
  • Patent number: 10665498
    Abstract: A semiconductor device, including an active region defined in a semiconductor substrate; a first contact plug on the semiconductor substrate, the first contact plug being connected to the active region; a bit line on the semiconductor substrate, the bit line being adjacent to the first contact plug; a first air gap spacer between the first contact plug and the bit line; a landing pad on the first contact plug; a blocking insulating layer on the bit line; and an air gap capping layer on the first air gap spacer, the air gap capping layer vertically overlapping the first air gap spacer, the air gap capping layer being between the blocking insulating layer and the landing pad, an upper surface of the blocking insulating layer being at a height equal to or higher than an upper surface of the landing pad.
    Type: Grant
    Filed: June 29, 2016
    Date of Patent: May 26, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Eun-Jung Kim, Bong-Soo Kim, Yong-Kwan Kim, Sung-Hee Han, Yoo-Sang Hwang
  • Patent number: 10665592
    Abstract: Provided are a semiconductor memory device and a method of fabricating the same. The semiconductor memory device may include: a first impurity doped region and a second impurity doped region spaced apart from each other in a semiconductor substrate, a bit line electrically connected to the first impurity doped region and crossing over the semiconductor substrate, a storage node contact electrically connected to the second impurity doped region, a first spacer and a second spacer disposed between the bit line and the storage node contact, and an air gap region disposed between the first spacer and the second spacer. The first spacer may cover a sidewall of the bit line, and the second spacer may be adjacent to the storage node contact. A top end of the first spacer may have a height higher than a height of a top end of the second spacer.
    Type: Grant
    Filed: August 22, 2018
    Date of Patent: May 26, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungwoo Song, Kwangmin Kim, Jun Ho Lee, Hyuckjin Kang, Yong Kwan Kim, Sangyeon Han, Seguen Park
  • Publication number: 20200161308
    Abstract: A semiconductor device and methods of manufacturing the same are provided. The semiconductor device includes a substrate, buried semiconductor layers, a word line, a bit line, buried contacts, and insulation spacers, and a charge storage. The substrate has active regions and field regions. The buried semiconductor layers are buried in the substrate at the active regions. The word line is buried in the substrate and crosses one of the active regions. The bit line is disposed in one of the active regions. The buried contacts are disposed on the active regions and the field regions. The insulation spacers are disposed on the substrate and on a sidewall of the buried contacts, respectively. The charge storage is disposed on one or more of the buried contacts. The buried semiconductor layers contact, respectively, one of the buried contacts and one of the insulation spacers.
    Type: Application
    Filed: January 22, 2020
    Publication date: May 21, 2020
    Applicant: SEMICONDUCTOR DEVICE AND METHOD OF MANUFACTURING THE SAME
    Inventors: Jin-A KIM, Yong-Kwan Kim, Se-Keun Park, Joo-Young Lee, Cha-Won Koh, Yeong-Cheol Lee
  • Patent number: 10586798
    Abstract: A semiconductor device and methods of manufacturing the same are provided. The semiconductor device includes a substrate, word lines, a doped junction, bit line structures, and buried contacts. The substrate has active regions. The word lines extend across the active regions. The doped junction has impurities and is arranged at the active regions, and includes first junctions and second junctions, each first junction arranged at a central portion of one of the active regions and each second junction arranged at an end portion of another one of the active regions, a buried semiconductor layer being included in each second junction. The bit line structures contact with a respective one of the first junctions. The buried contacts are arranged in a matrix shape, each contacting with a respective one of the second junctions and the included buried semiconductor layer and simultaneously contacting with a charge storage for storing data.
    Type: Grant
    Filed: October 25, 2018
    Date of Patent: March 10, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-A Kim, Yong-Kwan Kim, Se-Keun Park, Joo-Young Lee, Cha-Won Koh, Yeong-Cheol Lee
  • Publication number: 20200006231
    Abstract: A semiconductor device including a substrate includes an active region. A bit line structure extends across the active region. A landing pad is disposed on an end portion of the active region. A first spacer is disposed between the bit line structure and the landing pad. A second spacer is disposed between the first spacer and the landing pad. An air spacer is disposed between the first spacer and the second spacer. A capping pattern is disposed between a sidewall of the landing pad and a sidewall of the bit line structure. The capping pattern defines a top surface of the air spacer and comprises a metallic material.
    Type: Application
    Filed: September 4, 2019
    Publication date: January 2, 2020
    Inventors: JUNGWOO SONG, Ye-Ro LEE, Kwangtae HWANG, Kwangmin KIM, YONG KWAN KIM, JIYOUNG KIM
  • Patent number: 10453796
    Abstract: A semiconductor device including a substrate includes an active region. A bit line structure extends across the active region. A landing pad is disposed on an end portion of the active region. A first spacer is disposed between the bit line structure and the landing pad. A second spacer is disposed between the first spacer and the landing pad. An air spacer is disposed between the first spacer and the second spacer. A capping pattern is disposed between a sidewall of the landing pad and a sidewall of the bit line structure. The capping pattern defines a top surface of the air spacer and comprises a metallic material.
    Type: Grant
    Filed: September 15, 2017
    Date of Patent: October 22, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jungwoo Song, Ye-Ro Lee, Kwangtae Hwang, Kwangmin Kim, Yong Kwan Kim, Jiyoung Kim
  • Publication number: 20190206873
    Abstract: A semiconductor device includes a bit line structure on a substrate, a spacer structure including a first spacer directly contacting a sidewall of the bit line structure, a second spacer directly contacting a portion of an outer sidewall of the first spacer, the second spacer including air, and a third spacer directly contacting an upper portion of the first spacer and covering an outer sidewall and an upper surface of the second spacer, and a contact plug structure extending in a vertical direction substantially perpendicular to an upper surface of the substrate and directly contacting an outer sidewall of the third spacer at least at a height between respective heights of a bottom and a top surface of the second spacer.
    Type: Application
    Filed: October 26, 2018
    Publication date: July 4, 2019
    Inventors: Jin-A KIM, Yong-Kwan KIM, Se-Keun PARK, Jung-Woo SONG, Joo-Young LEE
  • Publication number: 20190206872
    Abstract: A semiconductor device and methods of manufacturing the same are provided. The semiconductor device includes a substrate, word lines, a doped junction, bit line structures, and buried contacts. The substrate has active regions. The word lines extend across the active regions. The doped junction has impurities and is arranged at the active regions, and includes first junctions and second junctions, each first junction arranged at a central portion of one of the active regions and each second junction arranged at an end portion of another one of the active regions, a buried semiconductor layer being included in each second junction. The bit line structures contact with a respective one of the first junctions. The buried contacts are arranged in a matrix shape, each contacting with a respective one of the second junctions and the included buried semiconductor layer and simultaneously contacting with a charge storage for storing data.
    Type: Application
    Filed: October 25, 2018
    Publication date: July 4, 2019
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jin-A KIM, Yong-Kwan KIM, Se-Keun PARK, Joo-Young LEE, Cha-Won KOH, Yeong-Cheol LEE
  • Publication number: 20190164975
    Abstract: Provided are a semiconductor memory device and a method of fabricating the same. The semiconductor memory device may include: a first impurity doped region and a second impurity doped region spaced apart from each other in a semiconductor substrate, a bit line electrically connected to the first impurity doped region and crossing over the semiconductor substrate, a storage node contact electrically connected to the second impurity doped region, a first spacer and a second spacer disposed between the bit line and the storage node contact, and an air gap region disposed between the first spacer and the second spacer. The first spacer may cover a sidewall of the bit line, and the second spacer may be adjacent to the storage node contact. A top end of the first spacer may have a height higher than a height of a top end of the second spacer.
    Type: Application
    Filed: August 22, 2018
    Publication date: May 30, 2019
    Inventors: JUNGWOO SONG, Kwangmin Kim, Jun Ho Lee, Hyuckjin Kang, Yong Kwan Kim, Sangyeon Han, Seguen Park
  • Publication number: 20190157133
    Abstract: According to some embodiments, a semiconductor device may include gate structures on a substrate; first and second impurity regions formed in the substrate and at both sides of each of the gate structures; conductive line structures provided to cross the gate structures and connected to the first impurity regions; and contact plugs connected to the second impurity regions, respectively. For each of the conductive line structures, the semiconductor device may include a first air spacer provided on a sidewall of the conductive line structure; a first material spacer provided between the conductive line structure and the first air spacer; and an insulating pattern provided on the air spacer. The insulating pattern may include a first portion and a second portion, and the second portion may have a depth greater than that of the first portion and defines a top surface of the air spacer.
    Type: Application
    Filed: January 2, 2019
    Publication date: May 23, 2019
    Inventors: Myeong-Dong LEE, KEUNNAM KIM, Dongryul LEE, Minseong CHOI, Jimin CHOI, YONG KWAN KIM, CHANGHYUN CHO, YOOSANG HWANG
  • Patent number: 10268295
    Abstract: A touch screen having layers. The touch screen can include a substrate upon which the layers of the touch screen are disposed, and a touch region including a touch pixel electrode, a first display sub-pixel and a second display sub-pixel. The touch screen can also include a sense connection coupled to touch sensing circuitry. An intermediate connection can be disposed between the touch pixel electrode and the sense connection, and can be coupled to the sense connection at the first display sub-pixel and the touch pixel electrode at the second display sub-pixel. In some examples, the sense connection can be disposed at least partially underneath a structure in the first display sub-pixel, such as a data line. In some examples, the intermediate connection can be comprised of a same material type as a structure in the first display sub-pixel, such as a gate line material.
    Type: Grant
    Filed: October 1, 2014
    Date of Patent: April 23, 2019
    Assignee: Apple Inc.
    Inventors: Byung Duk Yang, Chun-Yao Huang, Kyung-Wook Kim, Shih-Chang Chang, Szuhsien Lee, Yong Kwan Kim
  • Patent number: 10211091
    Abstract: According to some embodiments, a semiconductor device may include gate structures on a substrate; first and second impurity regions formed in the substrate and at both sides of each of the gate structures; conductive line structures provided to cross the gate structures and connected to the first impurity regions; and contact plugs connected to the second impurity regions, respectively. For each of the conductive line structures, the semiconductor device may include a first air spacer provided on a sidewall of the conductive line structure; a first material spacer provided between the conductive line structure and the first air spacer; and an insulating pattern provided on the air spacer. The insulating pattern may include a first portion and a second portion, and the second portion may have a depth greater than that of the first portion and defines a top surface of the air spacer.
    Type: Grant
    Filed: October 26, 2016
    Date of Patent: February 19, 2019
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Myeong-Dong Lee, Keunnam Kim, Dongryul Lee, Minseong Choi, Jimin Choi, Yong Kwan Kim, Changhyun Cho, Yoosang Hwang
  • Publication number: 20180375043
    Abstract: An electronic apparatus includes a first adhesive member having a first modulus, a second adhesive member having a second modulus, and a flexible member between, and contacting, the first adhesive member and the second adhesive member, wherein a stress relaxation of the first adhesive member is about 70% or less, and wherein an absolute value of a difference between the first modulus and the second modulus is about 0.01 MPa or less.
    Type: Application
    Filed: March 9, 2018
    Publication date: December 27, 2018
    Inventors: Taehyeog Jung, Yong-kwan Kim, Mansik Myeong, Sungchul Choi, Dongwoo Seo, Jangdoo Lee
  • Publication number: 20180174971
    Abstract: A semiconductor device including a substrate includes an active region. A bit line structure extends across the active region. A landing pad is disposed on an end portion of the active region. A first spacer is disposed between the bit line structure and the landing pad. A second spacer is disposed between the first spacer and the landing pad. An air spacer is disposed between the first spacer and the second spacer. A capping pattern is disposed between a sidewall of the landing pad and a sidewall of the bit line structure. The capping pattern defines a top surface of the air spacer and comprises a metallic material.
    Type: Application
    Filed: September 15, 2017
    Publication date: June 21, 2018
    Inventors: JUNGWOO SONG, Ye-Ro LEE, Kwangtae HWANG, Kwangmin KIM, YONG KWAN KIM, JIYOUNG KIM
  • Publication number: 20180166450
    Abstract: A method of fabricating a semiconductor device. A cell area and a core area is defined in a substrate. A bit line structure disposed in the cell area is provided. A gate structure disposed in the core area is provided, and a core capping film disposed on the gate structure is provided. A height of the core capping film is greater than a height of the bit line structure. A first contact film is formed on the bit line structure. A second contact film is formed on the core capping film. A mask is formed on the first contact film. An upper surface of the core capping film is exposed using the mask. The first contact film is etched until a height of the first contact film becomes less than a height of the bit line structure using an etching process. In the etching process, an etching rate for the first contact film is greater than etching rates for the bit line structure and the core capping film.
    Type: Application
    Filed: September 28, 2017
    Publication date: June 14, 2018
    Inventors: JIN A KIM, SUN YOUNG LEE, YONG KWAN KIM, JI YOUNG KIM, CHANG HYUN CHO
  • Patent number: 9972527
    Abstract: A semiconductor device includes a substrate including a plurality of active areas. A conductive pattern is in contact with an active area. First and second conductive line structures face first and second side walls of the conductive pattern. An air spacer is disposed between the first and second side walls. The first and second conductive line structures include a conductive line and a conductive line mask layer. The conductive line mask layer includes a lower portion having a first width and an upper portion having a second width narrower than the first width. The air spacer includes a first air spacer disposed on a side wall of the lower portion of the conductive line mask layer and a second air spacer disposed on a side wall of the upper portion of the conductive line mask layer. The second air spacer is connected with the first air spacer.
    Type: Grant
    Filed: September 13, 2016
    Date of Patent: May 15, 2018
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Kyung-Eun Kim, Yong-Kwan Kim, Se-Myeong Jang, Yoo-Sang Hwang, Bong-Soo Kim
  • Patent number: 9899426
    Abstract: Display backplanes and pixel element structures are described. In an embodiment, a pixel electrode is located between two stacked data lines, with a left edge of the pixel electrode being separated from a first lower data line by approximately a same distance as a right edge of the pixel electrode is separated from a second lower data line.
    Type: Grant
    Filed: July 20, 2016
    Date of Patent: February 20, 2018
    Assignee: APPLE INC
    Inventors: Byung Duk Yang, Yong Kwan Kim, Kyung Wook Kim, Shih Chang Chang
  • Patent number: 9899487
    Abstract: A semiconductor device may include a linear gate trench that crosses an active region of a substrate of the semiconductor device. The active region may include a plurality of gate areas at a bottom of the gate trench and junction areas at a surface of the substrate in a central portion and opposite end portions of the active region. A conductive line may be in a lower portion of the gate trench. The conductive line may include a gate line and a capping layer that at least partially isolates the gate line from an upper surface of the conductive line. A sealing line may be in an upper portion of the gate trench. The sealing line may cover the conductive line and a surface of the sealing line may be coplanar with the junction areas.
    Type: Grant
    Filed: January 12, 2017
    Date of Patent: February 20, 2018
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Myeong-Dong Lee, Hye-Young Kang, Young-Sin Kim, Yong-Kwan Kim, Byoung-Wook Jang, Augustin Jinwoo Hong, Dong-Sik Kong, Chang-Hyun Cho