Patents by Inventor Hoon Ryu

Hoon Ryu 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: 20210020945
    Abstract: The present disclosure relates to an all solid-state battery cell and a method for manufacturing the same. The gaps between the electrode active material particles forming the electrode active material layer are filled with a mixture of a polymeric solid electrolyte with a conductive material, and an organic solid electrolyte membrane is interposed between the positive electrode and the negative electrode. The method comprises a solvent annealing process to improve the contact between the electrode active material particles and the conductive material and to improve the contact between the electrode active material layer and the organic solid electrolyte membrane, thereby providing an all solid-state battery cell with improved ion conductivity and capacity realization.
    Type: Application
    Filed: May 3, 2019
    Publication date: January 21, 2021
    Applicant: LG Chem, Ltd.
    Inventors: Jung-Pil Lee, Ji-Young Kim, Ji-Hoon Ryu, Sung-Joong Kang, Jae-Hyun Lee
  • Patent number: 10890793
    Abstract: The liquid crystal film cell of the present application can control expansion of a base film at a high temperature by applying an expansion control layer having a high-temperature expansion coefficient different from that of the base film thereto, thereby effectively maintaining a cell gap at a high temperature, whereby high-temperature durability can be improved and gravity defects can be eliminated.
    Type: Grant
    Filed: November 27, 2017
    Date of Patent: January 12, 2021
    Inventors: Byoung Kun Jeon, Su Young Ryu, Moon Soo Park, Seong Min Lee, Ji Hoon Park
  • Patent number: 10884186
    Abstract: A multi-channel receiver optical sub assembly module for a fiber Bragg grating sensor according to an embodiment of the present invention includes a housing, a connection socket, an optical bench, a thermoelectric cooler, an arrayed waveguide grating chip, a photodiode array disposed on the optical bench and including a plurality of photodiode chips connected to the optical channels of the arrayed waveguide grating chip, and a printed circuit board which is connected to the other side of the housing while passing through the other side of the housing, of which a portion of a body is disposed on the optical bench, and which is connected to the photodiode array.
    Type: Grant
    Filed: January 13, 2020
    Date of Patent: January 5, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun Jin Kim, Hyoung Jun Park, Sung Chang Kim, Kye Eun Kim, Ji Hyoung Ryu, Gi Hyeon Min, Si Woong Park, Dong Hoon Son, Chan Il Yeo
  • Patent number: 10880725
    Abstract: A multi-subscriber identification module (SIM) device is provided, and includes first and second SIMs, first and second radio frequency (RF) resources, and a baseband processor. The first and second SIMs are for using first and second services of first and second networks respectively. The first RF resource supports a non-limiting channel configuration use in accordance with a radio resource control (RRC) protocol. The second RF resource supports a limiting channel configuration use in accordance with the RRC protocol. The baseband processor, in a dual radio (DR) mode, configures one of the first and second SIMs as a main SIM based on information on the first and second networks, allots the first RF resource to the main SIM, configures the other one as a sub-SIM, and allots the second RF resource to the sub-SIM.
    Type: Grant
    Filed: July 17, 2019
    Date of Patent: December 29, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Min-su Park, Jun-kyoung Lee, Jong-hoon Ryu, Young-yong Lee
  • Patent number: 10873104
    Abstract: The present invention provides a positive electrode active material for a secondary battery, the positive electrode active material being a secondary particle that includes a primary particle having a rectangular parallelepiped shape, the rectangular parallelepiped having at least one portion of vertices and edges formed in a round shape that is convex outward, wherein 1% to 40% of a total surface area of the secondary particle has open porosity, and the primary particle includes a lithium composite metal oxide of Formula 1 herein so that intercalation and deintercalation of lithium are facilitated, elution of an active material-constituting metal element is suppressed, and excellent structural stability is exhibited, thereby decreasing resistance and improving output and lifespan characteristics when applied to a battery, and a secondary battery comprising the same.
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: December 22, 2020
    Inventors: Sang Min Park, Wang Mo Jung, Byung Chun Park, Ju Kyung Shin, Ji Hoon Ryu, Sang Wook Lee
  • Patent number: 10872653
    Abstract: A memory module includes semiconductor memory devices mounted on a circuit board and a control device mounted on the circuit board. The control device receives a command, an address, and a clock signal from an external device, and provides the command, the address, and the clock signal to the semiconductor memory devices. The control device, in a hidden training mode during a normal operation, performs a command/address training on at least one semiconductor memory device of the semiconductor memory devices by transmitting a first command/address and a first clock signal to the at least one semiconductor memory device and receiving a second command/address and a second clock signal in response to the first command/address and the first clock signal, from the at least one semiconductor memory device.
    Type: Grant
    Filed: April 22, 2019
    Date of Patent: December 22, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-Hoon Kim, Young Yun, Wang-Soo Kim, Yoo-Jeong Kwon, Si-Hoon Ryu, Young-Ho Lee, Sung-Joo Park
  • Patent number: 10869316
    Abstract: A 5G or pre-5G communication system for supporting a higher data transmission rate beyond a 4G communication system such as long-term evolution (LTE) is provided, including a method for performing device to device (D2D) discovery by a user equipment (UE), which is out of the coverage area serviced by a base station, in a wireless communication network. The method includes the operations of receiving pre-configuration information for transmitting a discovery message, and transmitting the discovery message in a transmission resource determined on the basis of the pre-configuration information, wherein the pre-configuration information includes a list of pools for transmitting the discovery message, and the transmission resource is determined from the list of pools.
    Type: Grant
    Filed: June 27, 2019
    Date of Patent: December 15, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Peng Xue, Hyun-Seok Ryu, Seung-Hoon Park, Sang-Won Choi
  • Publication number: 20200386746
    Abstract: Disclosed is a sensor for the detection of a botulinum toxin using a carbon nanotube sheet, the sensor including carbon nanotubes and a botulinum toxin receptor formed on the carbon nanotubes.
    Type: Application
    Filed: October 13, 2017
    Publication date: December 10, 2020
    Applicant: KOREA RESEARCH INSTITUTE OF STANDARDS AND SCIENCE
    Inventors: Seung-Hoon NAHM, Nam-Hee LEE, Kwon-Sang RYU, Un-Bong BAEK
  • Patent number: 10862156
    Abstract: The present invention relates to a positive electrode active material for a secondary battery and a secondary battery including the same, wherein the positive electrode active material includes a core, a shell disposed to surround the core, and a buffer layer which is disposed between the core and the shell and includes pores and a three-dimensional network structure connecting the core and the shell, wherein the core, the shell, and the three-dimensional network structure of the buffer layer each independently includes a polycrystalline lithium composite metal oxide of Formula 1 including a plurality of grains, and the grains have an average grain diameter of 50 nm to 150 nm.
    Type: Grant
    Filed: September 28, 2016
    Date of Patent: December 8, 2020
    Inventors: Sang Wook Lee, Wang Mo Jung, Byung Chun Park, Ju Kyung Shin, Ji Hoon Ryu, Sang Min Park
  • Patent number: 10862126
    Abstract: The present invention relates to a binder composition for a secondary battery, including: a copolymer having a functional group; and an alkali metal ion bound to the functional group of the copolymer or with which a constituent element of the functional group is substituted. The binder composition exhibits enhanced adhesive strength and also exhibits low resistance due to the alkali metal ion included in the copolymer, and thus may exhibit more stable electrochemical performance.
    Type: Grant
    Filed: December 22, 2016
    Date of Patent: December 8, 2020
    Inventors: Min Ah Kang, Dong Jo Ryu, Seon Hee Han, Cheol Hoon Choi, Hye Soo Han
  • Patent number: 10862095
    Abstract: Disclosed is a battery module, which includes a plurality of battery cells, each having an electrode lead; and a bus bar configured to electrically the electrode leads of the plurality of battery cells, the bus bar having a plurality of insert slits into which the electrode leads are inserted, and legs formed at both sides of each insert slit, wherein the legs located adjacent to each other with the insert slit being interposed therebetween are directly bonded to each other by a welding portion or connected to each other by a solder in a state of being pressed toward each other.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: December 8, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Jin-Yong Park, Sang-Woo Ryu, Jeong-O Mun, Jung-Hoon Lee, Ho-June Chi
  • Patent number: 10852841
    Abstract: A method of performing a function of a device based on motion information of the device in a standby mode of the device, a device for performing the method are provided. The device includes a sensor configured to detect movement of the device in a standby mode of the device; a storage configured to store motion information based on information related to the movement and at least one piece of function information corresponding to the motion information; and a processor configured to control the device to perform a function corresponding to the motion information in the standby mode based on the information related to the movement, the motion information, and the at least one piece of function information.
    Type: Grant
    Filed: December 27, 2019
    Date of Patent: December 1, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jong-hyun Ryu, Yong-gook Park, Han-joo Chae, Won-young Choi, Jeong-gwan Kang, Nam-hoon Kim, Hyun-su Hong, Jin La
  • Patent number: 10855116
    Abstract: A power transmitter includes: a first resonator configured to wirelessly supply power to a power receiver and having an impedance that changes in response to a foreign material being proximate to the power transmitter; a second resonator having an impedance that changes in response to the foreign material being proximate to the power receiver; and controller configured to select either one of the first resonator and the second resonator in response to a wireless charging control, and to determine whether the foreign material is proximate to the power transmitter, based on a change in the impedance of the selected one of the first resonator and the second resonator.
    Type: Grant
    Filed: August 30, 2017
    Date of Patent: December 1, 2020
    Assignee: WITS Co., Ltd.
    Inventors: Soon Tack Oh, Byoung Woo Ryu, Ji Hoon Kim, Young Seung Roh
  • Publication number: 20200363124
    Abstract: A refrigerator including fixers for fixing various components to an inner case and a light emitting diode (LED) assembler in which a printed circuit board having an LED mounted thereon is assembled and which is integrally provided in the inner case. The refrigerator includes an inner case configured to form a storage compartment, an outer case coupled to an outer side of the inner case to form an exterior, a plurality of components fixed to a rear plate of the inner case, and a plurality of fixers integrally formed at the rear plate of the inner case to fix the plurality of components thereto, wherein the plurality of fixers are injection-molded along with the rear plate of the inner case.
    Type: Application
    Filed: July 31, 2020
    Publication date: November 19, 2020
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Chae Soo LIM, Byeong Kook KANG, Tae-In EOM, Jong-Hoon OH, Sang Chul RYU
  • Patent number: 10834352
    Abstract: An image sensor has an array of pixels configured in multiple blocks; each block coupled to a separate analog-to-digital converter (ADC) to provide digitized image data. The ADCs feed digitized images into an image RAM; and the image RAM feeds digitized images to an alignment buffer in a first pixel order. The alignment buffer provides digitized images to an image processor in a second pixel order different from the first pixel order. In an embodiment, the alignment buffer uses a multiport RAM. In another embodiment, the alignment buffer uses first and second alignment buffer RAMs, writing one alignment buffer RAM while reading the other alignment buffer RAM to provide image data to the image processor. In embodiments, the alignment buffer provides digitized images in an order selectable between a full resolution and a reduced resolution order, and selectable between a right-to-left and left-to-right order.
    Type: Grant
    Filed: January 14, 2019
    Date of Patent: November 10, 2020
    Assignee: OmniVision Technologies, Inc.
    Inventors: Qing Qin, Hoon Ryu, Taehyung Jung
  • Patent number: 10834347
    Abstract: A multiple IC, buffered, image sensor has a first IC with pixels, selection transistors, and interconnect coupling selected pixels with first inter-die bond pads that convey image data to a second IC having logic and ADCs. The ADCs having inputs coupled to selected pixels and outputting through-silicon vias and inter-die bond pads to a third IC coupled to buffer raw image data in DRAM. A method includes capturing images with array pixel IC divided into sub-arrays each coupled to a separate, associated, ADC through inter-die bonds, scanning the sub-arrays and converting the image data to digital image data; and transferring the digital image data over inter-die bonds into buffers in DRAM.
    Type: Grant
    Filed: September 17, 2018
    Date of Patent: November 10, 2020
    Assignee: OmniVision Technologies, Inc.
    Inventors: Taehyung Jung, Hoon Ryu, Zheng Yang, Hyunsu Yoon, Chia-Ming Chen
  • Patent number: 10833763
    Abstract: A wireless optical communication apparatus for performing bi-directional optical transmission in a free space includes a first optical system configured to transmit data through a downlink scheme and a second optical system configured to receive the data from the first optical system and transmit a control signal to the first optical system through an uplink scheme, wherein each of the first optical system and the second optical system transmits and receives the data and the control signal through a single port.
    Type: Grant
    Filed: December 2, 2019
    Date of Patent: November 10, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyun Seo Kang, Chan Il Yeo, Young Soon Heo, Kye Eun Kim, Sung Chang Kim, Ji Hyoung Ryu, Si Woong Park, Keo Sik Kim, Gi Hyeon Min, Hyoung Jun Park, Dong Hoon Son, Mun Seob Lee
  • Patent number: 10824707
    Abstract: A method, performed by a device, of providing security content includes receiving a touch and drag input indicating that a user drags a visual representation of a first application displayed on a touch screen of the device to a fingerprint recognition area while the user touches the visual representation of the first application with a finger; performing authentication on a fingerprint of the finger detected on the touch screen using a fingerprint sensor included in the fingerprint recognition area; and when the performing authentication on the fingerprint is successful, displaying the security content associated with the first application on an execution window of the first application.
    Type: Grant
    Filed: February 26, 2019
    Date of Patent: November 3, 2020
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Nam-wook Kang, Do-hyoung Kim, Yong-gook Park, Woo-hyoung Lee, Young-kyu Jin, Byeong-hoon Kwak, Jong-youb Ryu, Chang-hyun Lee, Yong-hyun Lim
  • Publication number: 20200342893
    Abstract: Disclosed is an electronic apparatus. The electronic apparatus includes a storage for storing a plurality of filters trained in a plurality of convolutional neural networks (CNNs) respectively and a processor configured to acquire a first spectrogram corresponding to a damaged audio signal, input the first spectrogram to a CNN corresponding to each frequency band to apply the plurality of filters trained in the plurality of CNNs respectively, acquire a second spectrogram by merging output values of the CNNs to which the plurality of filters are applied, and acquire an audio signal reconstructed based on the second spectrogram.
    Type: Application
    Filed: July 19, 2018
    Publication date: October 29, 2020
    Inventors: Ki-hyun CHOO, Anton POROV, Jong-hoon JEONG, Ho-sang SUNG, Eun-mi OH, Jong-youb RYU
  • Patent number: 10818916
    Abstract: Provided are a positive electrode active material for a secondary battery which may exhibit excellent capacity and life characteristics when used in the battery by including a core, and a surface treatment layer disposed on a surface of the core, wherein the core is a secondary particle including a plurality of primary particles, the primary particles include a polycrystalline lithium composite metal oxide of Formula 1 having an average grain diameter of 50 nm to 200 nm, and the surface treatment layer includes a lithium oxide including lithium and at least one metal selected from the group consisting of boron (B), tungsten (W), hafnium (Hf), niobium (Nb), tantalum (Ta), molybdenum (Mo), silicon (Si), tin (Sn), and zirconium (Zr), and a secondary battery including the same, LiaNi1-x-yCoxM1yM3zM2wO2??[Formula 1] (in Formula 1, M1, M2, M3, a, x, y, z, and w are the same as those defined in the specification).
    Type: Grant
    Filed: November 30, 2016
    Date of Patent: October 27, 2020
    Assignee: LG Chem, Ltd.
    Inventors: Ju Kyung Shin, Wang Mo Jung, Byung Chun Park, Ji Hoon Ryu, Sang Min Park, Sang Wook Lee