Patents by Inventor Yong Ju

Yong Ju 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).

  • TRANSIENT SENSOR USING MOLYBDENUM DISULFIDE AND METHOD OF MANUFACTURING THE SAME
    Publication number: 20200208261
    Abstract: The present invention discloses a transient sensor using molybdenum disulfide and a method of manufacturing the same. According to one embodiment of the present invention, the transient sensor using molybdenum disulfide includes a water-soluble substrate; a water-soluble insulating layer deposited on the water-soluble substrate; an electrode layer formed of any one of molybdenum (Mo) and magnesium (Mg) and formed on the water-soluble insulating layer; and a channel layer formed of molybdenum disulfide and formed on the water-soluble insulating layer to be connected to the electrode layer. In addition, when the transient sensor is inserted into living matter, the transient sensor can be dissolved within a critical time in the living matter.
    Type: Application
    Filed: December 31, 2018
    Publication date: July 2, 2020
    Applicant: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITY
    Inventors: Jong Hyun AHN, Xiang CHEN, Yong Ju PARK, Min Pyo KANG
  • Apparatus and method for processing multi-channel audio signal
    Patent number: 10701503
    Abstract: Disclosed is an apparatus and method for processing a multichannel audio signal. A multichannel audio signal processing method may include: generating an N-channel audio signal of N channels by down-mixing an M-channel audio signal of M channels; and generating a stereo audio signal by performing binaural rendering of the N-channel audio signal.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: June 30, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju Lee, Jeong Il Seo, Seung Kwon Beack, Kyeong Ok Kang, Jin Woong Kim, Jae Hyoun Yoo
  • Apparatus and method for processing information of multiple cameras
    Patent number: 10692262
    Abstract: Disclosed is an apparatus and method for processing information of multiple cameras.
    Type: Grant
    Filed: January 11, 2018
    Date of Patent: June 23, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Seong Yong Lim, Yong Ju Cho, Jeong Il Seo, Joo Myoung Seok
  • METHOD AND APPARATUS FOR PROCESSING AUDIO SIGNAL USING COMPOSITED ORDER AMBISONICS
    Publication number: 20200196081
    Abstract: Disclosed is an audio signal processing method including identifying a sound source provided inside a preset reference distance and a sound source provided outside the reference distance to represent a sound field based on virtual reality (VR) content that is represented in a predetermined virtual space in which a user is located in a VR environment, processing a sound field using three-dimensional (3D) ambisonics based on height information and horizontal information of the sound source provided inside the reference distance, and processing a sound field using two-dimensional (2D) ambisonics based on horizontal information of the sound source provided outside the reference distance.
    Type: Application
    Filed: August 13, 2019
    Publication date: June 18, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jae-hyoun YOO, Yong Ju LEE, Tae Jin LEE, Dae Young JANG
  • Method and apparatus for processing audio signal using composited order ambisonics
    Patent number: 10687163
    Abstract: Disclosed is an audio signal processing method including identifying a sound source provided inside a preset reference distance and a sound source provided outside the reference distance to represent a sound field based on virtual reality (VR) content that is represented in a predetermined virtual space in which a user is located in a VR environment, processing a sound field using three-dimensional (3D) ambisonics based on height information and horizontal information of the sound source provided inside the reference distance, and processing a sound field using two-dimensional (2D) ambisonics based on horizontal information of the sound source provided outside the reference distance.
    Type: Grant
    Filed: August 13, 2019
    Date of Patent: June 16, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Jae-hyoun Yoo, Yong Ju Lee, Tae Jin Lee, Dae Young Jang
  • NEGATIVE ELECTRODE FOR LITHIUM SECONDARY BATTERY AND LITHIUM SECONDARY BATTERY COMPRISING SAME
    Publication number: 20200176753
    Abstract: A negative electrode for a lithium secondary battery (and a lithium secondary battery including the same) including: a negative electrode current collector; a first negative electrode mixture layer present on at least one surface of the negative electrode current collector and including a first carbonaceous negative electrode active material, a first polymer binder and a first conductive material; a second negative electrode mixture layer present on a top surface of the first negative electrode mixture layer and including a silicon-based negative electrode active material, a second polymer binder and a second conductive material; and a third negative electrode mixture layer present on a top surface of the second negative electrode mixture layer and including a second carbonaceous negative electrode active material, a third polymer binder and a third conductive material.
    Type: Application
    Filed: February 11, 2020
    Publication date: June 4, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Su-Min LEE, Yong-Ju LEE, Eun-Kyung KIM, Sun-Young SHIN, Il-Geun OH, Rae-Hwan JO
  • NEGATIVE ELECTRODE ACTIVE MATERIAL FOR LITHIUM SECONDARY BATTERY, METHOD FOR PREPARING THE SAME AND LITHIUM SECONDARY BATTERY OBTAINED BY USING THE SAME
    Publication number: 20200168891
    Abstract: Provided is a negative electrode active material including secondary particles assembled from silicon composite primary particles represented by Mg—SiOx (0<x<2) and artificial graphite primary particles, wherein the secondary particles assembled from silicon composite primary particles and artificial graphite primary particles are surface-coated with an amorphous carbon coating layer. The lithium secondary battery using the negative electrode active material can retain conductivity even after charge/discharge and can be prevented from degradation of cycle characteristics.
    Type: Application
    Filed: December 19, 2018
    Publication date: May 28, 2020
    Applicant: LG CHEM, LTD.
    Inventors: Sun-Young SHIN, Yong-Ju LEE, Je-Young KIM
  • NEGATIVE ELECTRODE ACTIVE MATERIAL, NEGATIVE ELECTRODE COMPRISING THE NEGATIVE ELECTRODE ACTIVE MATERIAL, AND SECONDARY BATTERY COMPRISING THE NEGATIVE ELECTRODE
    Publication number: 20200168890
    Abstract: A negative electrode active material which includes a secondary particle including first primary particles, wherein the first primary particle includes a core including SiOx, wherein 0?x<2, an intermediate layer which covers at least a portion of a surface of the core and includes silicon nitride, silicon oxynitride, or a mixture thereof, and a carbon coating layer which covers at least a portion of the intermediate layer and includes nitrogen-doped carbon, and a negative electrode and a lithium secondary battery which include the same.
    Type: Application
    Filed: May 10, 2018
    Publication date: May 28, 2020
    Applicant: LG Chem, Ltd.
    Inventors: Jung Hyun CHOI, Yong Ju LEE, Dong Hyuk KIM, Eun Kyung KIM, Rae Hwan JO, Il Geun OH
  • DEVICE AND METHOD FOR TRAINING NEURAL NETWORK
    Publication number: 20200167659
    Abstract: Provided are a device and method for training a neural network. The method includes generating a candidate solution set by modifying a candidate solution which represents a basic neural network model in a variable-length string form, acquiring first candidate solutions by performing architecture variation-based unsupervised learning with a plurality of candidate solutions selected from the candidate solution set, selecting a neural network model represented by a first candidate solution which satisfies targeted effective performance as a first neural network model, acquiring second candidate solutions by performing selective error propagation-based supervised learning with the first neural network model, and selecting a neural network model represented by a second candidate solution which satisfies the targeted effective performance as a final neural network model.
    Type: Application
    Filed: November 26, 2019
    Publication date: May 28, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yong Hyuk MOON, Jun Yong PARK, Yong Ju LEE
  • Lithium-sulfur thermal battery
    Patent number: 10665891
    Abstract: The present invention provides a lithium-sulfur thermal battery including: a positive electrode including sulfur (S8) or a sulfur compound, and a solid electrolyte including a lithium salt and a polymer having a melting point lower than a melting point of a negative electrode; a lithium metal negative electrode or lithium alloy; a solid electrolyte membrane disposed between the positive electrode and the negative electrode and including a lithium salt and a polymer having a melting point lower than a melting point of the lithium metal negative electrode or lithium alloy; and a heater configured to provide heat so that the polymer is melted.
    Type: Grant
    Filed: January 26, 2017
    Date of Patent: May 26, 2020
    Assignee: J-INNOTECH CO., LTD
    Inventors: Yong Ju Jung, Hye Jeong Yang, Tae Hyeon Yang, Ji Hun Kang, Jin Kyeong Kang, Jong Won Park
  • Electric device including microspeaker module with vibration function and wearable acoustic transducer
    Patent number: 10667028
    Abstract: A wearable acoustic transducer includes a communication part for performing communication and speaker and control modules. The speaker module includes an enclosure having an inner space, a first opening in which a speaker part is mounted being formed in a first side surface thereof, a second opening in which a passive vibration part is mounted being formed in a second side surface thereof, the speaker part configured to emit sound, and a passive vibration part for relieving air stiffness in the inner space of the enclosure. The control module performs gain correction on an electric signal including sound or voice that is received from the communication part according to prestored gain correction data and applies the gain-corrected electric signal to the speaker part, or generates an electric signal corresponding to the gain correction data and applies the electric signal to the speaker part.
    Type: Grant
    Filed: April 24, 2018
    Date of Patent: May 26, 2020
    Assignee: EM-TECH. Co., Ltd.
    Inventors: Yong Ju Ji, Joong Hak Kwon
  • Broadcast transmitting apparatus and broadcast transmitting method for providing an object-based audio, and broadcast playback apparatus and broadcast playback method
    Patent number: 10657978
    Abstract: A broadcast transmitting apparatus and method, and a broadcast playback apparatus and method for providing an object-based audio by encoding and decoding a multichannel audio signal are provided. The broadcast transmitting apparatus may generate audio identification information used to determine whether the multichannel audio signal is an object-based audio signal. When the multichannel audio signal is determined to be the object-based audio signal, based on the audio identification information, the broadcast playback apparatus may control and output the multichannel audio signal for each channel.
    Type: Grant
    Filed: January 30, 2019
    Date of Patent: May 19, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju Lee, Tae Jin Lee, Kyeong Ok Kang, Jin Woong Kim, Chie Teuk Ahn
  • Negative electrode active material, method of preparing the same, negative electrode including the same and lithium secondary battery including the same
    Patent number: 10658658
    Abstract: The present invention relates to a negative electrode active material including a secondary particle in which primary particles are aggregated, wherein the primary particle includes: a core including one or more of silicon and a silicon compound; and a surface layer which is disposed on a surface of the core and contains carbon, wherein an average particle size D50 of the core is in a range of 0.5 ?m to 20 ?m, a method of preparing the same, an electrode including the same, and a lithium secondary battery including the same.
    Type: Grant
    Filed: June 2, 2017
    Date of Patent: May 19, 2020
    Assignee: LG CHEM, LTD.
    Inventors: Jung Hyun Choi, Yong Ju Lee, Eun Kyung Kim
  • AUDIO ENCODING APPARATUS AND METHOD, AUDIO DECODING APPARATUS AND METHOD, AND AUDIO REPRODUCING APPARATUS
    Publication number: 20200154224
    Abstract: An audio encoding apparatus and method that encodes hybrid contents including an object sound, a background sound, and metadata, and an audio decoding apparatus and method that decodes the encoded hybrid contents are provided. The audio encoding apparatus may include a mixing unit to generate an intermediate channel signal by mixing a background sound and an object sound, a matrix information encoding unit to encode matrix information used for the mixing, an audio encoding unit to encode the intermediate channel signal, and a metadata encoding unit to encode metadata including control information of the object sound.
    Type: Application
    Filed: January 20, 2020
    Publication date: May 14, 2020
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Seung Kwon BEACK, Tae Jin LEE, Jong Mo SUNG, Kyeong Ok KANG, Jeong Il SEO, Dae Young JANG, Yong Ju LEE, Jin Woong KIM
  • Method and apparatus for control of randering multiobject or multichannel audio signal using spatial cue
    Patent number: 10652685
    Abstract: The present research relates to controlling rendering of multi-object or multi-channel audio signals. The present research provides a method and apparatus for controlling rendering of multi-object or multi-channel audio signals based on spatial cues in a process of decoding the multi-object or multi-channel audio signals. To achieve the purpose, the method suggested in the research controls rendering in a spatial cue domain in the process of decoding the multi-object or multi-channel audio signals.
    Type: Grant
    Filed: March 18, 2019
    Date of Patent: May 12, 2020
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Seung-Kwon Beack, Jeong-Il Seo, Dae-Young Jang, Tae-Jin Lee, Yong-Ju Lee, Jin-Woo Hong, Jin-Woong Kim
  • METHOD AND APPARATUS FOR COMPRESSING/DECOMPRESSING DEEP LEARNING MODEL
    Publication number: 20200143250
    Abstract: Method and apparatus for compressing and decompressing a deep learning model. The apparatus for compressing extracts a threshold from a weight matrix for each layer of a pre-trained deep learning model, generate a binary mask for the weight matrix based on the threshold for each layer, apply the binary mask to the weight matrix for each layer of the pre-trained deep learning model, and perform a matrix sparsity process to generate a compression model.
    Type: Application
    Filed: November 5, 2019
    Publication date: May 7, 2020
    Inventor: Yong-Ju LEE
  • Apparatus and method for processing multi-channel audio signal
    Patent number: 10645514
    Abstract: Disclosed is an apparatus and method for processing a multichannel audio signal. A multichannel audio signal processing method may include: generating an N-channel audio signal of N channels by down-mixing an M-channel audio signal of M channels; and generating a stereo audio signal by performing binaural rendering of the N-channel audio signal.
    Type: Grant
    Filed: September 10, 2018
    Date of Patent: May 5, 2020
    Assignee: Electronics and Telecommunications Research Institute
    Inventors: Yong Ju Lee, Jeong Il Seo, Seung Kwon Beack, Kyeong Ok Kang, Jin Woong Kim, Jae Hyoun Yoo
  • Vision-based object recognition device and method for controlling the same
    Patent number: 10644898
    Abstract: Embodiments of the present disclosure relate to vision-based object recognition devices and methods for controlling the same. According to an embodiment of the present disclosure, an electronic device may comprise a camera, at least one motor, a communication interface, at least one processor, and a memory electrically connected with the processor, wherein the memory may store commands that, when executed by the processor, cause the processor to identify a motion of an external object using a first image obtained by controlling the camera, obtain first direction information based on the identified motion of the external object, drive the at least one motor so that the camera faces a direction determined according to the first direction information, and identify a second electronic device from a second image obtained by controlling the camera facing the determined direction.
    Type: Grant
    Filed: February 21, 2018
    Date of Patent: May 5, 2020
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Yong-Ju Yu, Chan-Won Lee, Si-Hak Jang
  • Mini-humidifier
    Patent number: D888918
    Type: Grant
    Filed: January 22, 2019
    Date of Patent: June 30, 2020
    Assignee: MIRO CO., LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim
  • Power adjustment device for home appliances
    Patent number: D889461
    Type: Grant
    Filed: January 17, 2019
    Date of Patent: July 7, 2020
    Assignee: MIRO CO., LTD.
    Inventors: Dong Jin Seo, Yong Ju Oh, Min Seok Kim