Patents by Inventor Joo Hwan Cho

Joo Hwan Cho 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: 10777631
    Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor.
    Type: Grant
    Filed: November 27, 2018
    Date of Patent: September 15, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Seung-Hwan Cho, Jong Hyun Choi, Doo Hwan Kim, Do Keun Song, Joo Sun Yoon, Min Jae Jeong
  • Patent number: 10734951
    Abstract: A receiver circuit receives a signal from a semiconductor device. The receiver circuit includes an input buffer including a first plurality of transistors, the input buffer being configured to detect a fabrication condition of the receiver circuit, generate a control signal according to the detected fabrication condition, and control a gain of an input signal by adjusting a number of operating transistors among the first plurality of transistors in response to the control signal; and a latch circuit configured to latch an output signal of the input buffer, and adjust threshold voltages of a second plurality of transistors in response to a test signal.
    Type: Grant
    Filed: April 4, 2018
    Date of Patent: August 4, 2020
    Assignees: SK hynix Inc., NORTHEASTERN UNIVERSITY
    Inventors: Hae Kang Jung, Yong Suk Choi, Yong Bin Kim, Gyunam Jeon, Dae-Han Kwon, Joo Hwan Cho
  • Patent number: 10654130
    Abstract: A polarization module and a laser exposure apparatus have a polarization module including a first lens and a second lens that reduce a one-directional length of a cross-section of an incident laser beam having an optical axis. A polarization beam splitter divides the laser beam passing through the first and second lenses into two laser beams that are polarized in different directions with respect to each other. A first prism lens and a second prism lens emit an output laser beam by controlling the two laser beams that are divided by the polarization beam splitter to positions that are symmetrical with respect to the optical axis. At least one half wave plate is disposed between the polarization beam splitter and the first prism lens.
    Type: Grant
    Filed: June 7, 2016
    Date of Patent: May 19, 2020
    Assignee: SAMSUNG DISPLAY CO., LTD
    Inventors: Joo Woan Cho, Byoung Ho Cheong, Oleg Prudnikov, Jeong Kyun Na, Joon-Hwa Bae, Seung Hwan Lee, Byoung Kwon Choo
  • Publication number: 20200116847
    Abstract: A vehicle passenger detection device, a system including the same, and a method thereof are provided. The vehicle passenger detection device includes a processor configured to determine a location of a passenger per at least one or more seats based on strength of radar signals reflected from the at least one or more seats including medium with different reflection characteristics and a storage storing information associated with strength of a radar signal for each distance and information associated with strength of a radar signal according to the reflection characteristics of the medium.
    Type: Application
    Filed: August 21, 2019
    Publication date: April 16, 2020
    Inventors: Seul Ki Jeon, Gyun Ha Kim, Eung Hwan Kim, Beom Young Oh, Sung Ho Cho, Jung Woo Choi, Tae Gon Lim, Jae Ho Huh, Bong Gi Song, Joo Seong Seo
  • Patent number: 10617725
    Abstract: Provided is a composition containing Bifidobacterium for alleviating, preventing or treating rheumatoid arthritis. The Bifidobacterium bifidum ATT newly isolated according to the present invention is useful as a rheumatoid arthritis medicine or a probiotic material for alleviating rheumatoid arthritis owing to potent efficacy in treating rheumatoid arthritis.
    Type: Grant
    Filed: May 11, 2018
    Date of Patent: April 14, 2020
    Assignees: BIFIDO CO., LTD., THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Geun Eog Ji, Yunju Jeong, Hui Fang, Bin Kwon, Sung-Hwan Park, Mi-La Cho, Ji-Hyeon Ju, Seung-Ki Kwok, Jennifer Lee, Ji-Won Kim, Seon-Yeong Lee, Jun-Geol Ryu, Joo-Yeon Jhun, Jae-yoon Ryu, Hyeon-Beom Seo
  • Patent number: 10601068
    Abstract: Provided are an electrolyte for a lithium secondary battery and a lithium secondary battery including the electrolyte, wherein the electrolyte further includes a solid salt as an additive, wherein the solid salt contains one type of cation selected from ammonium-based cations and a thiocyanate anion (SCN?). According an embodiment, the lithium secondary battery may have improved life characteristics by providing the electrolyte containing the additive.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: March 24, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joo Hwan Koh, Jong Ho Jeon, Jin Hee Kim, Sung Nim Jo, Tae Hwan Yu, Jung Joo Cho
  • Publication number: 20200091566
    Abstract: A cylindrical secondary battery includes a jelly-roll type electrode assembly having a structure in which a long sheet type positive electrode and a long sheet type negative electrode are wound with a separator interposed between the positive electrode and the negative electrode. The cylindrical secondary battery also includes a cylindrical battery case configured to receive the jelly-roll type electrode assembly, and a piezoelectric element configured to generate electrical energy due to the volumetric expansion of the jelly-roll type electrode assembly caused by charging and discharging the jelly-roll type electrode assembly.
    Type: Application
    Filed: December 6, 2018
    Publication date: March 19, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Min Gi Jeong, Joo Hwan Sung, Han Sol Park, Min Su Cho
  • Patent number: 10579218
    Abstract: An application producing method regarding a first and second application, the method includes receiving an application generation request related to a second application, the second application being subordinate to a first application, generating the second application and computer readable instructions related to a switch interface for selecting at least one of the first and second applications, the switch interface computer readable instructions related to the switch interface, which when executed by at least one application executing apparatus, causes the application executing apparatus to display the switch interface on at least one of the first and second applications, and when the switch interface is in a first state, the first application is controlled based on a first user input received by the at least one application executing apparatus, and when the switch interface is in a second state, the second application is controlled based on the first user input.
    Type: Grant
    Filed: September 22, 2016
    Date of Patent: March 3, 2020
    Assignee: Naver Corporation
    Inventors: Sung Jae Lee, Joo Hwan Bae, Hyun Joo Bae, Jung Seob Lee, Gil Do Kim, Won Kuym Kim, Chang Hoon Yang, Gyeong Hwan Jo, Hyun Tae Cho, Byung Yong Song, Do Yun Kim, Jin Woo Yoo
  • Patent number: 10559852
    Abstract: Provided is an electrolyte solution for a lithium secondary battery and a lithium secondary battery having the same, the electrolyte solution further including an expressed solid salt which has an ammonium-based cation and a cyanide anion (CN?). According to an embodiment of the present invention, an electrolyte solution including the solid salt may be provided, and thus the problem of decrease in stability of a negative electrode due to copper ions that are dissolved from a copper current collector in a high-temperature environment may be resolved. Therefore, a lithium secondary battery having excellent battery performance such as battery capacity, charging and discharging efficiency, and cycle characteristics even under a high-temperature condition may be provided.
    Type: Grant
    Filed: June 30, 2015
    Date of Patent: February 11, 2020
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Jong Ho Jeon, Joo Hwan Koh, Jin Ah Seo, Jin Hee Kim, Sung Nim Jo, Tae Hwan Yu, Jung Joo Cho
  • Patent number: 10490853
    Abstract: An electrolyte solution for a lithium secondary battery includes a lithium salt, an organic solvent, and a solid salt as an additive, the solid salt including at least one cation selected from ammonium-based cations and an azide anion (N3—). Using the electrolyte solution including the additive may provide a lithium secondary battery with improved high-temperature retention characteristics.
    Type: Grant
    Filed: July 27, 2015
    Date of Patent: November 26, 2019
    Assignee: Samsung SDI Co., Ltd.
    Inventors: Joo Hwan Koh, Jong Ho Jeon, Jin Hee Kim, Sung Nim Jo, Tae Hwan Yu, Jung Joo Cho
  • Publication number: 20190312550
    Abstract: A receiver circuit receives a signal from a semiconductor device. The receiver circuit includes an input buffer including a first plurality of transistors, the input buffer being configured to detect a fabrication condition of the receiver circuit, generate a control signal according to the detected fabrication condition, and control a gain of an input signal by adjusting a number of operating transistors among the first plurality of transistors in response to the control signal; and a latch circuit configured to latch an output signal of the input buffer, and adjust threshold voltages of a second plurality of transistors in response to a test signal.
    Type: Application
    Filed: April 4, 2018
    Publication date: October 10, 2019
    Inventors: Hae Kang JUNG, Yong Suk CHOI, Yong Bin KIM, Gyunam JEON, Dae-Han KWON, Joo Hwan CHO
  • Patent number: 10394416
    Abstract: Disclosed is a user interface which enables mark based interaction for images. The present disclosure relates to a user interface which enables mark based interaction for images, the images comprising a volume which is a three-dimensional image and slices which are two-dimensional images, each of which represents a cross section of the volume. At least two of the images each include the same visual mark for identifying at least one common region of interest. The user interface comprises: an input unit for receiving a user input associated with the same visual mark included in one of the images; and at least one component for enabling the interaction for the images including the same visual mark associated with the user input.
    Type: Grant
    Filed: May 16, 2014
    Date of Patent: August 27, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Joo-Hyuk Jeon, Yeong-Kyeong Seong, Ki-Yong Lee, Ye-Hoon Kim, Baek-Hwan Cho
  • Publication number: 20190259824
    Abstract: A flat panel display device includes: a substrate including a display region and a non-display region disposed at the periphery of the display region; a plurality of pixels disposed in the display region of the substrate, the plurality of pixels displaying an image; a plurality of pads disposed in the non-display region of the substrate; and a plurality of connecting lines electrically connecting the plurality of pads to the plurality of pixels. The plurality of pads are disposed above the plurality of connecting lines, and are electrically connected to the plurality of connecting lines through contact holes formed in an insulating layer. At least one pad among the plurality of pads overlaps with another connecting line connected to an adjacent pad.
    Type: Application
    Filed: February 21, 2019
    Publication date: August 22, 2019
    Inventors: Seung Hwan CHO, Seung Soo RYU, Joo Sun YOON, Dae Young JOUNG, Young Cheol JEONG, Jong Hyun CHOI
  • Patent number: 10383602
    Abstract: A method of visualizing anatomical elements in a medical includes receiving a medical image; detecting a plurality of anatomical elements from the medical image; verifying a location of each of the plurality of anatomical elements based on anatomical context information including location relationships between the plurality of anatomical elements; adjusting the location relationships between the plurality of anatomical elements; and combining the verified and adjusted information of the plurality of anatomical elements with the medical image.
    Type: Grant
    Filed: March 17, 2015
    Date of Patent: August 20, 2019
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Baek Hwan Cho, Yeong Kyeong Seong, Ye Hoon Kim, Ha Young Kim, Joo Hyuk Jeon
  • Publication number: 20190231830
    Abstract: Provided is a composition containing Bifidobacterium for alleviating, preventing or treating rheumatoid arthritis. The Bifidobacterium bifidum ATT newly isolated according to the present invention is useful as a rheumatoid arthritis medicine or a probiotic material for alleviating rheumatoid arthritis owing to potent efficacy in treating rheumatoid arthritis.
    Type: Application
    Filed: May 11, 2018
    Publication date: August 1, 2019
    Applicants: BIFIDO CO., LTD., THE CATHOLIC UNIVERSITY OF KOREA INDUSTRY-ACADEMIC COOPERATION FOUNDATION
    Inventors: Geun Eog JI, Yunju JEONG, Hui FANG, KWON, Bin KWON, Bin, Sung-Hwan PARK, Mi-La CHO, Ji-Hyeon JU, Seung-Ki KWOK, Jennifer LEE, Ji-Won KIM, Seon-Yeong LEE, Jun-Geol RYU, Joo-Yeon JHUN, Jae-yoon RYU, Hyeon-Beom SEO
  • Patent number: 10347484
    Abstract: A laser crystallizing apparatus includes a laser generator that generates an incident laser beam that includes a P polarization component and an S polarization component, an optical system that converts the incident laser beam to generate an emitted laser beam, and a stage on which is mounted a target substrate with a target thin film which is laser-crystallized by being irradiated by the emitted laser beam. The optical system includes at least one half wave plate (HWP) that shifts a polarization axis direction of the incident laser beam received from the laser generator, at least one mirror that fully reflects the laser beam, and at least one polarization beam splitter (PBS) which reflects a part of the laser beam and transmits the other part of the laser beam.
    Type: Grant
    Filed: March 29, 2016
    Date of Patent: July 9, 2019
    Assignee: SAMSUNG DISPLAY CO., LTD.
    Inventors: Joo Woan Cho, Jeong Kyun Na, Seung Hwan Lee, Joon-Hwa Bae, Byoung Ho Cheong, Byoung Kwon Choo, Oleg Prudnikov
  • Publication number: 20190172890
    Abstract: A display panel includes a first substrate having a display area and a peripheral area. The display area includes pixels with first output wires connected to the pixels. A first driver is connected to the first output wires and positioned in the peripheral area at a first side of the display area. The first substrate includes a notch portion having a curved edge and the display area has a first display portion and a second display portion with the notch portion therebetween. At least one of the first output wires is a first main line at the first display portion, a second main line at the second display portion, and a first connecting line that is connected to the first main line and the second main line and is at the peripheral area between the first display portion and the second display portion.
    Type: Application
    Filed: November 26, 2018
    Publication date: June 6, 2019
    Inventors: Seung-Hwan CHO, Doo Hwan KIM, Tae Jin KIM, Tae Hyun KIM, Joo Sun YOON, Min Jae JEONG, Jong Hyun CHOI
  • Publication number: 20190165079
    Abstract: A display device includes: a first substrate including a display area and a non-display area bordering at least a portion of the display area; a first transistor disposed in the display area, and includes a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. A driving circuit is disposed in the non-display area, and includes a second transistor including a semiconductor layer, a gate electrode, a source electrode, and a drain electrode. An insulating layer disposed between the source and drain electrodes of the second transistor and the source and drain electrodes of the first transistor over the second transistor; a signal transmission line disposed in the non-display area, and transmitting a signal to the driving circuit; a second substrate facing the first substrate; and a sealant disposed in the non-display area between the first substrate and the second substrate, and overlapping the second transistor.
    Type: Application
    Filed: November 27, 2018
    Publication date: May 30, 2019
    Inventors: SEUNG-HWAN CHO, Jong Hyun CHOI, Doo Hwan KIM, Do Keun SONG, Joo Sun YOON, Min Jae JEONG
  • Patent number: 9496878
    Abstract: A phase-locked loop includes a phase detection unit configured to compare the phase of a feedback clock with the phase of an input clock, a clock generation unit configured to adjust the frequency of a first clock based on a result of the comparison of the phase detection unit, a first division unit configured to generate an output clock by dividing the first clock at a first division ratio in test mode and generate the output clock by dividing the first clock at a second division ratio that is lower than the first division ratio in normal mode, and a second division unit configured to generate the feedback clock by dividing the output clock.
    Type: Grant
    Filed: December 13, 2012
    Date of Patent: November 15, 2016
    Assignee: SK Hynix Inc.
    Inventors: Hae-Rang Choi, Joo-Hwan Cho, Kwang-Jin Na, Kwan-Dong Kim
  • Patent number: 9019784
    Abstract: A data training device includes a training control block configured to activate driving signals for driving a bit line sense amplifier, with a word line deactivated, when a write training operation is performed according to a mode register write command; and the bit line sense amplifier configured to store training data according to the driving signals from the training control block.
    Type: Grant
    Filed: December 9, 2013
    Date of Patent: April 28, 2015
    Assignee: SK Hynix Inc.
    Inventors: Sang Il Park, Joo Hwan Cho