Patents by Inventor Hyun-Woo Chung

Hyun-Woo 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).

  • Patent number: 11764107
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Grant
    Filed: January 8, 2021
    Date of Patent: September 19, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeon Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang
  • Publication number: 20230055598
    Abstract: A chromatographic testing device which is configured to select an imaging scheme according to the type of fluorescent dye in an immunochromatographic test cartridge and a method for controlling the same are disclosed. The chromatographic testing device can include: a body; a code expression recognition unit provided in the body and recognizing a code expression in which a type of fluorescent dye of an immune strip provided on an immunochromatographic test cartridge mounted on the body is recorded; an excitation light source emission unit for emitting light from an excitation light source to the immunochromatographic test cartridge; an image sensor unit for recognizing excitation light generated by the excitation light source; and a control unit for controlling the image sensor unit in a single imaging scheme or a cumulative light imaging scheme according to the type of fluorescent dye of an immune strip, recognized by the code expression recognition unit.
    Type: Application
    Filed: January 13, 2021
    Publication date: February 23, 2023
    Applicant: OSANG HEALTHCARE CO., LTD.
    Inventors: Dae Sup SHIN, Dong Whi SHIM, Hyun Woo CHUNG, Ju Pyo HONG, Hee Young KO
  • Publication number: 20230060041
    Abstract: A miniaturized chromatographic inspection apparatus capable of optimal light emission and reading control according to the type of marker, and a control method thereof. The apparatus can comprise: a main body; a cartridge tray with a seated immunochromatographic test cartridge, configured to be accommodated in the main body or to be withdrawn to the outside of the main body; a tray driving unit for moving the cartridge tray; an image sensing unit for recognizing a code expression provided on a surface of the cartridge or excitation light generated from the cartridge; a first light source illuminating the code expression provided on the surface of the cartridge; a second light source illuminating a window of the cartridge to generate the excitation light in the cartridge; and a control unit for controlling the tray driving unit, the first and second light source, and processing information acquired from the image sensing unit.
    Type: Application
    Filed: January 13, 2021
    Publication date: February 23, 2023
    Inventors: Dae Sup SHIN, Dong Whi SHIM, Hyun Woo CHUNG, Ju Pyo HONG, Hee Young KO
  • Publication number: 20220148085
    Abstract: The present invention relates to a method for giving points according to virtual currency remittance, the method comprising the steps of: (a) withdrawing a virtual currency having a certain value from a virtual currency remittance account of a sender on an exchange server and then depositing a virtual currency having a value equal to the certain value into a virtual currency receiving account of a recipient on the exchange server; and (b) calculating points by applying a preset point ratio to the virtual currency having the certain value in step (a) on the exchange server and depositing a variable virtual currency for points corresponding to a value equal to the value of the points into a variable virtual currency receiving account of the sender, wherein the variable virtual currency for points is a variable virtual currency selected from various kinds of variable virtual currencies preset on the exchange server.
    Type: Application
    Filed: June 12, 2020
    Publication date: May 12, 2022
    Inventors: Young Taek PARK, Eun Cheon CHOE, Hyun Woo CHUNG
  • Publication number: 20210159113
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Application
    Filed: January 8, 2021
    Publication date: May 27, 2021
    Inventors: Byoungdeog CHOI, JungWoo SEO, Sangyeon HAN, Hyun-Woo CHUNG, Hongrae KIM, Yoosang HWANG
  • Patent number: 10910261
    Abstract: A semiconductor device includes bit line structures on a substrate, the bit line structures extending along a first direction and being spaced apart from each other along a second direction perpendicular to the first direction, contact plugs spaced apart from each other along the first direction and being on active regions of the substrate between adjacent bit line structures, a linear spacer on each longitudinal sidewall of a bit line structure, landing pads on the contact plugs, respectively, the landing pads being electrically connected to the contact plugs, respectively, and landing pads that are adjacent to each other along the first direction being offset with respect to each other along the second direction, as viewed in a top view, a conductive pad between each of the contact plugs and a corresponding active region, a vertical axes of the conductive pad and corresponding active region being horizontally offset.
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: February 2, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeon Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang
  • Publication number: 20200013668
    Abstract: A semiconductor device includes bit line structures on a substrate, the bit line structures extending along a first direction and being spaced apart from each other along a second direction perpendicular to the first direction, contact plugs spaced apart from each other along the first direction and being on active regions of the substrate between adjacent bit line structures, a linear spacer on each longitudinal sidewall of a bit line structure, landing pads on the contact plugs, respectively, the landing pads being electrically connected to the contact plugs, respectively, and landing pads that are adjacent to each other along the first direction being offset with respect to each other along the second direction, as viewed in a top view, a conductive pad between each of the contact plugs and a corresponding active region, a vertical axes of the conductive pad and corresponding active region being horizontally offset.
    Type: Application
    Filed: September 20, 2019
    Publication date: January 9, 2020
    Inventors: Byoungdeog CHOI, JungWoo SEO, Sangyeon HAN, Hyun-Woo CHUNG, Hongrae KIM, Yoosang HWANG
  • Patent number: 10490444
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Grant
    Filed: November 4, 2016
    Date of Patent: November 26, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeon Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang
  • Patent number: 9601420
    Abstract: A semiconductor device includes a stack structure of a conductive line and an insulating capping line extending in a first direction on a substrate, a plurality of contact plugs arranged in a row along the first direction and having sidewall surfaces facing the conductive line with air spaces between the sidewall surfaces and the conductive line, and a support interposed between the insulating capping line and the contact plugs to limit the height of the air spaces. The width of the support varies or the support is present only intermittently in the first direction. In a method of manufacturing the semiconductor devices, a sacrificial spacer is formed on the side of the stack structure, the spacer is recessed, a support layer is formed in the recess, the support layer is etched to form the support, and then the remainder of the spacer is removed to provide the air spaces.
    Type: Grant
    Filed: September 5, 2013
    Date of Patent: March 21, 2017
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yoo-Sang Hwang, Hyun-Woo Chung, Dae-Ik Kim
  • Publication number: 20170076974
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Application
    Filed: November 4, 2016
    Publication date: March 16, 2017
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeon Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang
  • Patent number: 9520348
    Abstract: A semiconductor device includes a pair of line patterns disposed on a substrate. A contact plug is disposed between the pair of line patterns and an air gap is disposed between the contact plug and the line patterns. A landing pad extends from a top end of the contact plug to cover a first part of the air gap and an insulating layer is disposed on a second part of the air gap, which is not covered by the landing pad.
    Type: Grant
    Filed: March 14, 2013
    Date of Patent: December 13, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Byoungdeog Choi, JungWoo Seo, Sangyeon Han, Hyun-Woo Chung, Hongrae Kim, Yoosang Hwang
  • Publication number: 20160337322
    Abstract: A method of operating a hub which manages user data communicated between a server and a plurality of internet of things (IoT) devices includes storing a user data management rule set by a user, processing sensitive data among user data transmitted from one of the IoT devices according to the user data management rule to generate processed data, and transmitting the processed data to the server.
    Type: Application
    Filed: May 11, 2016
    Publication date: November 17, 2016
    Inventors: BO GYEONG KANG, MYUNG KOO KANG, BYUNG SE SO, DAE HWAN KIM, JAE WOO JUNG, HYUN WOO CHUNG, SANG HWA JIN
  • Publication number: 20160321125
    Abstract: A semiconductor device includes a component and a self-diagnosis device. The self-diagnosis device includes a hardware secure module and a processor. The hardware secure module is configured to store a self-diagnosis policy for the component. The processor is configured to receive a detection signal output from a sensor, to diagnose a state of the component using the detection signal and the self-diagnosis policy stored in the hardware secure module, and to generate a control signal for controlling the state of the component according to the diagnosed state.
    Type: Application
    Filed: April 29, 2016
    Publication date: November 3, 2016
    Inventors: BO GYEONG KANG, SANG HWA JIN, DAE HWAN KIM, MYUNG KOO KANG, JAE WOO JUNG, HYUN WOO CHUNG
  • Patent number: 9449677
    Abstract: A semiconductor device may include a semiconductor substrate with first and second spaced apart source/drain regions defining a channel region therebetween and a control gate structure on the channel region between the first and second spaced apart source/drain regions. More particularly, the control gate structure may include a first gate electrode on the channel region adjacent the first source/drain region, and a second gate electrode on the channel region adjacent the second source/drain region. Moreover, the first and second gate electrodes may be electrically isolated. Related devices, structures, methods of operation, and methods of fabrication are also discussed.
    Type: Grant
    Filed: November 10, 2014
    Date of Patent: September 20, 2016
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jiyoung Kim, Yongchul Oh, Dongsoo Woo, Hyun-Woo Chung, Gyoyoung Jin, Sungkwan Choi, Hyeongsun Hong, Yoosang Hwang
  • Patent number: 9184136
    Abstract: A method of fabricating a semiconductor device includes providing a semiconductor substrate having a first surface and a second surface opposite the first surface, forming an alignment key and a connection contact that penetrate a portion of the semiconductor substrate and extend from the first surface toward the second surface, forming a first circuit on the first surface of the semiconductor substrate such that the first circuit is electrically connected to the connection contact, recessing the second surface of the semiconductor substrate to form a third surface exposing the alignment key and the connection contact, and forming a second circuit on the third surface of the semiconductor substrate such that the second circuit is electrically connected to the connection contact.
    Type: Grant
    Filed: December 27, 2013
    Date of Patent: November 10, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jiyoung Kim, Daeik Kim, Kang-Uk Kim, Nara Kim, Jemin Park, Kyuhyun Lee, Hyun-Woo Chung, Gyoyoung Jin, HyeongSun Hong, Yoosang Hwang
  • Patent number: 9165935
    Abstract: A semiconductor device includes a semiconductor substrate including first trenches defining outer sidewalls of a pair of active pillars and a second trench defining opposing inner sidewalls of the pair of active pillars. The second trench may have a bottom surface located at a higher level than bottom surface of the first trench. Auxiliary conductive lines may be disposed in the first trenches to cover and cross the outer sidewalls of the pair of active pillars. A pair of main conductive lines may be disposed in a pair of recessed regions that are laterally recessed from lower portions of the inner sidewalls of the active pillars into the pair of active pillars. A common impurity region may be disposed in the semiconductor substrate under the second trench. Upper impurity regions may be disposed in upper portions of the active pillars.
    Type: Grant
    Filed: June 26, 2012
    Date of Patent: October 20, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Woo Chung, Jiyoung Kim, Yongchul Oh, Sungkwan Choi, Yoosang Hwang
  • Patent number: 9117696
    Abstract: A semiconductor memory device includes a substrate including cell block, a balancing block, and a sense block. A plurality of cell bit lines are formed in the cell block of. A plurality of cell plugs are formed adjacent to side surfaces of the bit lines. Cell inner spacers, air spacers, and cell outer spacers are formed between the cell bit lines and the cell plugs. A plurality of balancing bit lines are formed in the balancing block. A plurality of balancing plugs are formed adjacent to side surfaces of the balancing bit lines. Balancing inner spacers and balancing outer spacers are formed between the balancing bit lines and the balancing plugs. The balancing bit lines and at least some of the cell bit lines are connected to the sense block.
    Type: Grant
    Filed: November 12, 2013
    Date of Patent: August 25, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Un Kim, Yoo-Sang Hwang, Hyun-Woo Chung
  • Patent number: 9111960
    Abstract: Semiconductor devices with vertical channel transistors, the devices including semiconductor patterns disposed on a substrate, first gate patterns disposed between the semiconductor patterns on the substrate, a second gate pattern spaced apart from the first gate patterns by the semiconductor patterns, and conductive lines crossing the first gate patterns. The second gate pattern includes a first portion extending parallel to the first gate patterns and a second portion extending parallel to the conductive lines.
    Type: Grant
    Filed: September 23, 2011
    Date of Patent: August 18, 2015
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hui-Jung Kim, Yongchul Oh, Daeik Kim, Hyun-Woo Chung
  • Patent number: 9087728
    Abstract: A method of manufacturing a semiconductor device includes forming device isolation layer in a substrate to define active regions of which each has first regions and a second region between the first regions, forming a first trench and a pair of second trenches in the substrate, and forming gates in the second trenches, respectively. The first trench extends in a first direction and crosses the active regions and the device isolation layer. The second trenches are connected to a bottom of the first trench and extend in the first direction at both sides of the second regions.
    Type: Grant
    Filed: December 5, 2013
    Date of Patent: July 21, 2015
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyun-Woo Chung, Jiyoung Kim, Yoosang Hwang
  • Publication number: 20150179574
    Abstract: According to a method of fabricating a semiconductor device, a first mask pattern is used to etch first device isolation layers and active lines or form grooves, in which word lines will be provided. Thereafter, the active lines are etched in a self-alignment manner by using the first mask pattern as an etch mask. As a result, it is possible to suppress mask misalignment from occurring.
    Type: Application
    Filed: February 10, 2015
    Publication date: June 25, 2015
    Inventors: Jay-Bok CHOI, Jiyoung KIM, Hyun-Woo CHUNG, Sungkwan CHOI, Yoosang HWANG