Patents by Inventor Chul In CHO

Chul In 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).

  • Publication number: 20250149069
    Abstract: A semiconductor apparatus includes an internal voltage generation circuit and a control circuit. The internal voltage generation circuit includes a plurality of sub-circuits that receive an external voltage as an input and generate at least one internal voltage based on the external voltage. The control circuit determines where the external voltage falls within a range between a minimum operating voltage and a target operating voltage according to power information and a built-in lookup table and controls the plurality of sub-circuits according to a result of the determination.
    Type: Application
    Filed: January 31, 2024
    Publication date: May 8, 2025
    Applicant: SK hynix Inc.
    Inventor: Hyun Chul CHO
  • Publication number: 20250135997
    Abstract: The present disclosure provides digital rear mirror device for providing information related to lane change of vehicle and operating method of the same. In the present disclosure, the digital rear mirror device is mounted on the vehicle and configured to obtain a rear image while the vehicle is traveling, recognize at least one other vehicle in an adjacent lane from the rear image, determine whether the other vehicle is within a reference distance from the vehicle using the rear image, and provide information related to lane change to the adjacent lane while displaying the rear image if the other vehicle is within the reference distance.
    Type: Application
    Filed: October 31, 2024
    Publication date: May 1, 2025
    Inventors: Soon Woo PARK, Hyun Chul CHO
  • Publication number: 20250115185
    Abstract: The present disclosure provides a video processing system for providing digital rear view monitoring and digital video recording in a vehicle, and electronic devices and operating methods of the same. In the present disclosure, the video processing system is configured to receive and store a front view video and a rear view video of the vehicle, and to display the rear view video on a digital rear mirror module. According to a first example embodiment, the video processing system may be implemented with a first electronic device configured to display the rear view video on the digital rear mirror module, and a second electronic device configured to store the front view video and the rear view video. According to a second example embodiment, the video processing system may be implemented with a single electronic device.
    Type: Application
    Filed: October 4, 2024
    Publication date: April 10, 2025
    Inventors: Ho Kwan LEE, Hyun Jin BANG, Jong Hoon LEE, Hyun Chul CHO, Sung Rak CHOI, Hae Jong CHOI
  • Publication number: 20250115186
    Abstract: The present disclosure provides a digital rear mirror device for easy operation based on a button or a sensor and an operating method of the same. In the present disclosure, the digital rear mirror device may be configured to, in response to at least one button arranged on at least one edge of a display module, display identification information on an operation function assigned to the button through the display module. Here, the button may include at least one of a physical button and a touch button. In the present disclosure, the digital rear mirror device may be configured to switch the display module based on a signal detected through at least one sensor that is arranged on at least one edge of the display module. Here, the sensor may include at least one of a motion sensor, a proximity sensor, and a touch sensor.
    Type: Application
    Filed: October 4, 2024
    Publication date: April 10, 2025
    Inventors: Ho Kwan LEE, Hyun Jin BANG, Hyun Chul CHO, Hae Jong CHOI
  • Publication number: 20250100451
    Abstract: The present disclosure provides a digital rear mirror device capable of adjusting an angle of view while driving a vehicle and an operating method of the same. In the present disclosure, the digital rear mirror device is mounted to a vehicle and is configured to acquire driving information of the vehicle while driving the vehicle, to adjust an angle of view for a rear view video of the vehicle based on the driving information, and to display the rear view video according to the angle of view. The driving information may include at least one of speed information indicating a speed of the vehicle, steering information related to steering of the vehicle, and reverse information indicating whether the vehicle is reversing. The digital rear mirror device may expand or reduce the angle of view based on the driving information, or may move the center of the angle of view.
    Type: Application
    Filed: September 26, 2024
    Publication date: March 27, 2025
    Inventors: Hyun Chul CHO, Hyun Jin BANG, Sung Rak CHOI
  • Publication number: 20250104484
    Abstract: The present disclosure provides an electronic toll collection system (ETCS)-supporting integrated digital rear mirror device and an operating method thereof. According to an example embodiment, the digital rear mirror device may include a digital rear mirror module configured to provide a rear view of a vehicle within a single housing and an ETCS module for electronic toll collection for the vehicle. A substrate of the digital rear mirror module and a substrate of the ETCS module may be separately arranged rather than being stacked within the digital rear mirror device. According to another example embodiment, the ETCS module may transmit information received from an external device to the digital rear mirror module, and the digital rear mirror module may display the information while providing the rear view. Here, the information may include at least one of billing information, event information, traffic information, environmental information, and disaster situation information.
    Type: Application
    Filed: September 26, 2024
    Publication date: March 27, 2025
    Inventors: Ho Kwan LEE, Hyun Jin BANG, Tae Hyeong KIM, Sung Rak CHOI, Hyun Chul CHO
  • Publication number: 20250091513
    Abstract: Provided are an electronic device for performing an integrated multi-function using a single rear view image of a vehicle and an operating method thereof. Herein, the electronic device is configured to receive a rear view image from a camera device and to process the rear view image to a plurality of target images for a plurality of functions. For a function of a digital image recording system function, the electronic device may store the rear view image as a first target image. For an around view monitoring function, the electronic device may display a portion of the rear view image as a second target image that is a portion of an around view image around the vehicle. For a digital rear view monitoring function, the electronic device may display a portion of the rear view image on a digital rear mirror as a third target image.
    Type: Application
    Filed: September 12, 2024
    Publication date: March 20, 2025
    Inventors: Ho Kwan LEE, Hyun Chul CHO
  • Publication number: 20250072019
    Abstract: Disclosed herein are a Schottky barrier diode (SBD) and a method of manufacturing the same. The SBD includes a substrate, an ohmic layer formed on a portion of an upper portion of the substrate, a Schottky layer formed on a portion of an upper portion of the ohmic layer, an insulating layer formed on a portion of the upper portion of the ohmic layer, a low-k material layer formed on a portion of the upper portion of the substrate, and a Schottky metal layer formed on portions of upper portions of the low-k material layer and the insulating layer.
    Type: Application
    Filed: July 11, 2024
    Publication date: February 27, 2025
    Inventors: Jun Hwan SHIN, Young Ho Kim, Eui Su Lee, Jin Chul Cho, Soo Cheol Kang, Dong Woo Park, II Min Lee
  • Publication number: 20250054554
    Abstract: According to an embodiment of the present disclosure, a memory device includes a memory cell array including a plurality of planes; a charge pump configured to generate an operating voltage used for an operation on each of the plurality of planes according to a first clock signal having a first cycle; page buffers each configured to store pass data representing whether an operation of each of the plurality of planes has been completed; and an operation control circuit configured to, based on a number of the pass data received from the page buffers, control the charge pump to generate the operating voltage according to a second clock signal having a second cycle that is longer than the first cycle.
    Type: Application
    Filed: February 2, 2024
    Publication date: February 13, 2025
    Applicant: SK hynix Inc.
    Inventors: Won Jae CHOI, Chang Hee LEE, Hyun Chul CHO
  • Patent number: 12139428
    Abstract: The system relates to a disk filter for effectively preventing scale formation in a water treatment process, and to a water treatment apparatus and method using the same. The disk filter includes a housing having a cylindrical shape, a raw water inlet formed at a predetermined position on the side surface of the housing, a raw water outlet formed at a central region in the bottom of the housing, a backwash water outlet formed at a central region in the top of the housing, a ceramic filter provided in a circular disk shape inside the housing, and a scale formation inhibitor loaded in a flow channel formed inside the ceramic filter, wherein raw water introduced via the raw water inlet passes through the ceramic filter and then through the flow channel filled with the scale formation inhibitor, and is then discharged via the raw water outlet.
    Type: Grant
    Filed: October 19, 2018
    Date of Patent: November 12, 2024
    Assignee: Doosan Heavy Industries & Construction Co. LTD
    Inventors: Seong Ju Kim, Hwan Chul Cho, Yang Oh Jin
  • Publication number: 20240352000
    Abstract: The present invention relates to a pyrimidine-2,4-diamine derivative, a method for preparing the same, and a pharmaceutical composition for preventing or treating cancer, comprising the same as an active ingredient. The pyrimidine-2,4-diamine derivative exhibits a high inhibitory ability against EGFR and HER2 mutations, and thus can be advantageously used in the treatment of cancer in which EGFR and HER2 mutations have occurred. In addition, the pyrimidine-2,4-diamine derivative exhibits a significant synergistic effect when administered in combination, and thus may be advantageously used in combination therapy.
    Type: Application
    Filed: July 11, 2022
    Publication date: October 24, 2024
    Inventors: Kwangho LEE, Krishna Babu DUGGIRALA, Gildon CHOI, Yujin LEE, Chong Hak CHAE, Myoung Eun JUNG, Byoung Chul CHO
  • Publication number: 20240343694
    Abstract: A pyrimidine derivative, a method for preparing the pyrimidine derivative, and a pharmaceutical composition comprising the pyrimidine derivative are disclosed. Also disclosed is a method for preventing or treating cancer which includes administering the pyrimidine derivative or a composition containing the pyrimidine derivative to a subject in need of cancer treatment or prevention.
    Type: Application
    Filed: August 1, 2022
    Publication date: October 17, 2024
    Applicants: KOREA RESERARCH INSTITUTE OF CHEMICAL TECHNOLOGY, INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Kwangho LEE, Krishna Babu DUGGIRALA, Gil Don CHOI, Chong Hak CHAE, Myoung Eun JUNG, Yujin LEE, Byoung Chul CHO
  • Publication number: 20240349351
    Abstract: A random access method performed by a communication node may comprise: receiving RACH configuration information; measuring a distance between a base station and a terminal or a signal characteristic value corresponding to the distance between the base station and the terminal; determining a timing offset value to be applied to random access preamble transmission using the signal characteristic value, preset threshold value, and preset timing offset value; and transmitting a random access preamble generated on the basis of the RACH configuration information to the base station, wherein the threshold value and the timing offset value are included in the RACH configuration information.
    Type: Application
    Filed: March 4, 2024
    Publication date: October 17, 2024
    Inventors: Seok SEO, Hyung Jin KIM, Ki Soon SUNG, Sung Min OH, Seong Chul CHO, You Sun HWANG
  • Publication number: 20240279809
    Abstract: A substrate treatment apparatus includes a process chamber including a substrate treatment space and a disk on which a substrate is seated; and a showerhead provided on the process chamber, the showerhead including: a body; an inlet space in which a fluid is configured to flow through; and a plurality of spray holes provided on a lower surface of the body and configured to spray the fluid toward a substrate, where the plurality of spray holes are inclined at an angle with respect to the lower surface of the body.
    Type: Application
    Filed: May 1, 2024
    Publication date: August 22, 2024
    Applicant: HANWHA PRECISION MACHINERY CO., LTD.
    Inventors: Dong Won SEO, Sang Yeop KIM, Hui Seong RYU, Baek Ju LEE, Hyun Chul CHO, Min Ho CHEON, Pil Hee HAN
  • Patent number: 12064837
    Abstract: This application relates to a method of manufacturing a knife using a multilayer material. In one aspect, the method includes preparing a multilayer material for manufacturing a knife, and heating and then forging the multilayer material to form a knife-shaped structure including a blade part and a handle part. The method also includes grinding the blade part to form a sharpened knife-edge and applying mud, including kaolin and white clay, to an entire surface of the knife-shaped structure and removing the mud applied to the blade part. The method further includes heating the knife-shaped structure applied with the mud, and quenching the heated knife-shaped structure through oil-cooling. The method further includes etching a surface of the quenched knife-shaped structure to form a pattern on the surface and grinding the surface-etched knife-shaped structure to form a knife having a final shape.
    Type: Grant
    Filed: November 30, 2020
    Date of Patent: August 20, 2024
    Assignee: Kongju National University Industry—University Cooperation Foundation
    Inventors: Nam Chul Cho, Jeong Wook Han, Sung Mo Cho
  • Publication number: 20240261403
    Abstract: The present specification provides not only an antigen-specific T cell receptor but also a nucleic acid, a vector, and an immune cell comprising the T cell receptor, and a method using same.
    Type: Application
    Filed: October 7, 2021
    Publication date: August 8, 2024
    Applicant: DAAN BIOTHERAPEUTICS CO., LTD.
    Inventors: Byoung Chul CHO, Kyoung Ho PYO, Jae Hwan KIM, Yeong Seon BYEON, Young Seob KIM, Chun Feng XIN
  • Patent number: 12057194
    Abstract: A memory device in which reliability of a clock signal is improved is provided. The memory device comprises a data module including a clock signal generator configured to receive an internal clock signal from a buffer, and to generate a first internal clock signal, a second internal clock signal, a third internal clock signal, and a fourth internal clock signal having different phases, on the basis of the internal clock signal, and a first data signal generator configured to generate a first data signal on the basis of first data and the first internal clock signal, generate a second data signal on the basis of second data and the second internal clock signal, generate a third data signal on the basis of third data and the third internal clock signal, and generate a fourth data signal on the basis of fourth data and the fourth internal clock signal.
    Type: Grant
    Filed: May 25, 2023
    Date of Patent: August 6, 2024
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Hyeok Jun Choi, Young Chul Cho, Seung Jin Park, Jae Woo Park, Young Don Choi, Jung Hwan Choi
  • Publication number: 20240228458
    Abstract: The present invention relates to a pharmaceutical composition for preventing and treating a cancer disease, including lung cancer, caused by abnormal cell growth containing a novel trisubstituted pyrimidine derivative with inhibitory activity against protein kinases, including EGFR, and a pharmaceutically acceptable salt thereof as active ingredients. The novel compound of the present invention has strong inhibitory activity against protein kinases. Particularly, the novel compound of the present invention has potent inhibitory effects against various drug-resistant EGFR mutants (including exon 19 deletion-T790M-C797S-EGFR, L858R-T790M-C797S-EGFR, exon 19 deletion-T790M-EGFR, and L858R-T790M-EGFR) and is useful as a prophylactic and therapeutic agent for cancer diseases caused by these EGFR mutants.
    Type: Application
    Filed: April 1, 2022
    Publication date: July 11, 2024
    Inventors: Tae Bo SIM, Byoung Chul CHO, Han Na CHO, Sandip SENGUPTA, Gannarapu MALLA REDDY, Young Hoon KIM
  • Patent number: 12020757
    Abstract: A memory device including a plurality of memory cells, a peripheral circuit, and control logic. The peripheral circuit is configured to generate a plurality of operating voltages used in a memory operation, based on a target pump clock, and perform the memory operation by using the plurality of operating voltages. The control logic is configured to select the target pump clock among a plurality of pump clocks, based on a number of data bits which selected memory cells on which the memory operation is to be performed among the plurality of memory cells store, and control the peripheral circuit to perform the memory operation on the selected memory cells.
    Type: Grant
    Filed: December 14, 2021
    Date of Patent: June 25, 2024
    Assignee: SK hynix Inc.
    Inventors: Won Jae Choi, Min Su Kim, Hyun Chul Cho
  • Patent number: 11976059
    Abstract: The present invention relates to an isoindolin-1-on derivative, a method for preparing same, and a pharmaceutical composition comprising same as an effective component for preventing or treating tumors, wherein the isoindolin-1-on derivative exhibits a high inhibitory effect on EGFR mutations, and thus can be beneficially used for the treatment of EGFR-mutated tumors, and the isoindolin-1-on derivative exhibits a significant synergistic effect when co-administered, and thus can be beneficially used in concomitant therapy.
    Type: Grant
    Filed: August 12, 2019
    Date of Patent: May 7, 2024
    Assignee: Korea Research Institute of Chemical Technology
    Inventors: Kwangho Lee, Gildon Choi, Seoyoung Lee, Jiwon Kim, Byoung Chul Cho, Chae Won Park, Jiyeon Yun