Patents by Inventor Jeong-Woo Lee

Jeong-Woo Lee 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: 20250040594
    Abstract: A cigarette filter which includes lyocell tow made of a plurality of lyocell fibers and a binder configured to bond the lyocell fibers to each other is provided. The cigarette filter according to one embodiment of the present disclosure reduces each of tar and nicotine, which are delivered through cigarette smoke, by 70% to 95%. The cigarette filter according to one embodiment of the present disclosure has a resistance to draw of 80 mmWG to 200 mmWG. The cigarette filter according to one embodiment of the present disclosure is filled with the lyocell tow at a packing density of 0.2 g/mL to 0.6 g/mL. The cigarette filter according to one embodiment of the present disclosure addresses basic material-related problems, such as low hardness, of the lyocell tow and, further, has excellent filtration functionality as a filter.
    Type: Application
    Filed: February 3, 2023
    Publication date: February 6, 2025
    Applicants: KT&G CORPORATION, KOLON INDUSTRIES, INC.
    Inventors: Sung Hoon HA, Kyeng Bae MA, Jin Chul YANG, Jun Hui LEE, Bong Su CHEONG, Seung Dong SEO, Jeong Hun LEE, Jong Cheol JEONG, Sang Woo JIN, Yeong Nam HWANG
  • Publication number: 20250040592
    Abstract: The present disclosure provides a smoking article filter which includes lyocell tow including lyocell fibers, a binder solution, and filter wrapping paper, and has 90% or higher biodegradation within 6 months according to the American Society for Testing and Materials (ASTM) D6691 under marine conditions at 30° C., and a smoking article including the smoking article filter.
    Type: Application
    Filed: June 7, 2023
    Publication date: February 6, 2025
    Applicants: KT&G CORPORATION, KOLON INDUSTRIES, INC.
    Inventors: Sung Hoon HA, Jin Chul YANG, Kyeng Bae MA, Bong Su CHEONG, Seung Dong SEO, Jeong Hun LEE, Jong Cheol JEONG, Sang Woo JIN, Yeong Nam HWANG
  • Patent number: 12218182
    Abstract: Embodiments of the present invention provide a semiconductor device capable of improving current leakage property and a method for fabricating the same. According to an embodiment of the present invention, a capacitor comprises: a lower electrode; a dielectric layer over the lower electrode; and an upper electrode over the dielectric layer, the upper electrode including a conductive carbon-containing layer, wherein a carbon content in the conductive carbon-containing layer is more than 5 at % and equal to or less than 10 at %.
    Type: Grant
    Filed: November 2, 2021
    Date of Patent: February 4, 2025
    Assignee: SK hynix Inc.
    Inventors: Kwan Woo Do, Wan Joo Maeng, Jeong Yeop Lee, Ki Vin Im
  • Publication number: 20250030893
    Abstract: Provided is an apparatus and method for encoding/decoding a moving picture based on adaptive scanning. The moving picture apparatus and method can increase a compression rate based on adaptive scanning by performing intra prediction onto blocks of a predetermined size, and scanning coefficients acquired from Discrete Cosine Transform (DCT) of a residue signal and quantization differently according to the intra prediction mode. The moving picture encoding apparatus includes: a mode selector for selecting and outputting a prediction mode; a predictor for predicting pixel values of pixels to be encoded of an input video based on the prediction mode to thereby output a residue signal block; a transform/quantization unit for performing DCT onto the residue signal block and quantizing the transformed residue signal block; and an encoder for adaptively scanning and encoding the quantized residue signal block based on the prediction mode.
    Type: Application
    Filed: October 4, 2024
    Publication date: January 23, 2025
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Jeong-Il SEO, Wook-Joong KIM, Kyu-Heon KIM, Kyeong-Ok KANG, Jin-Woo HONG, Yung-Lyul LEE, Ki-Hun HAN, Jae-Ho HUR, Dong-Gyu SIM, Seoung-Jun OH
  • Patent number: 12206110
    Abstract: A cathode material for sulfide-based all-solid-state batteries, in which Li3V2(PO4)3 (LVP) is doped with a transition metal having an oxidation number of +5 or more and the surface of the cathode material is substituted with a halogen element so as to have improved surface stability and energy density and to suppress side reactions with a solid electrolyte, a manufacturing method thereof, and an all-solid-state battery using the same.
    Type: Grant
    Filed: December 15, 2022
    Date of Patent: January 21, 2025
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION
    Inventors: Im Sul Seo, Sang Heon Lee, Sung Woo Noh, Jeong Hyun Seo, Chung Bum Lim, Ju Yeong Seong, Je Sik Park
  • Publication number: 20250017479
    Abstract: A smart ring for sensing a biometric signal is provided. The smart ring for sensing a biometric signal by coming in contact with the skin includes at least one light-emitting circuit including first to third light sources that respectively generate light of first to third wavelengths incident on the inside of the skin at non-overlapping first to third points in time, a switch that controls each of the at least one light-emitting circuit, first to third driving circuits that respectively control the first to third light sources of each light-emitting circuit, and a sensing circuit configured to obtain reflected light that is output from the at least one light-emitting circuit and reflected from the inside of the skin.
    Type: Application
    Filed: September 14, 2022
    Publication date: January 16, 2025
    Inventors: Sang Yeun Jeon, Jeong Yeol Kim, Chang Woo Choi, Byung Hwan Lee
  • Publication number: 20240290144
    Abstract: A VHM device according to embodiments of the present disclosure relates to a vehicle condition diagnosis control system and, more particularly, to a vehicle condition diagnosis control system and method which assess and deal with the condition of each component of a vehicle and, at the same time, accurately predict the replacement cycle of each consumable in such a way as to suit each vehicle or the driving pattern of each driver and provide the user periodic feedback about the overall condition of the vehicle.
    Type: Application
    Filed: February 7, 2024
    Publication date: August 29, 2024
    Inventor: Jeong Woo LEE
  • Publication number: 20240190420
    Abstract: A method of predicting a possibility of an accident is provided. The method includes abstracting surrounding situation data and movement data of an ego-vehicle input from a sensor to generate abstracted driving situation data by using an abstraction module executed by a processor, calculating a digitized score of a possibility of an accident of the ego-vehicle by using a calculation module executed by the processor, based on the abstracted driving situation data, and generating action data of the ego-vehicle for decreasing the possibility of the accident by using an action generating module executed by the processor, based on the score.
    Type: Application
    Filed: November 27, 2023
    Publication date: June 13, 2024
    Inventors: Kyung Bok Sung, Kyoung-Wook Min, Jeong-Woo Lee, Jeong Dan CHOI
  • Publication number: 20240178450
    Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes 4-((tert-butoxydimethylsilyl)methyl)-5-methyl-1,3-dioxol-2-one represented by as an electrode film additive. An embodiment lithium secondary battery includes the above-described electrolyte solution, a positive electrode including a positive electrode active material including Ni, Co, and Mn, a negative electrode including a carbon-based negative electrode active material or a silicon-based negative electrode active material, and a separator interposed between the positive electrode and the negative electrode.
    Type: Application
    Filed: November 8, 2023
    Publication date: May 30, 2024
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong
  • Publication number: 20240170724
    Abstract: An embodiment electrolyte solution includes a lithium salt, a solvent, and a functional additive, wherein the functional additive includes an electrode film additive of 2-(dodec-1-en-2-yl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane represented by An embodiment lithium secondary battery includes this electrolyte solution, a positive electrode including a positive-electrode active material including Ni, Co, and Mn, a negative electrode including a negative-electrode active material including a carbon (C)-based material or a silicon (Si)-based material, and a separator interposed between the positive electrode and the negative electrode.
    Type: Application
    Filed: November 8, 2023
    Publication date: May 23, 2024
    Inventors: Ko Eun Kim, Sung Ho Ban, Yoon Sung Lee, Jun Ki Rhee, Hui Beom Nam, Hyeon Gyu Moon, Nam-Soon Choi, Jeong Woo Lee, Sung You Hong
  • Publication number: 20240124002
    Abstract: A method for changing a route when an error occurs in an autonomous driving AI includes collecting error information of the AI when an error of the AI has occurred, extracting, from a storage, past error information about a same kind of AI as that of the AI based on the error information of the AI, generating an error analysis result based on the past error information, generating an error analysis result message based on the error analysis result, and determining whether the driving of the autonomous driving vehicle needs to be stopped based on the error analysis result message.
    Type: Application
    Filed: August 24, 2023
    Publication date: April 18, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jeong-Woo LEE, Kyoung-Wook MIN, Kyung Bok SUNG, Dong-Jin LEE, Jeong Dan CHOI
  • Publication number: 20240101149
    Abstract: A method of automatically detecting a dynamic object recognition error in an autonomous vehicle is provided. The method includes parsing sensor data obtained by frame units from a sensor device equipped in an autonomous vehicle to generate raw data by using a parser, analyzing the raw data to output a dynamic object detection result by using a dynamic object recognition model, determining that detection of a dynamic object recognition error succeeds by using an error detector when the dynamic object detection result satisfies an error detection condition, and storing the raw data and the dynamic object detection result by using a non-volatile memory when the detection of the dynamic object recognition error succeeds.
    Type: Application
    Filed: September 21, 2023
    Publication date: March 28, 2024
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Dong-Jin LEE, Kyoung-Wook MIN, Jeong-Woo LEE, Jeong Dan CHOI, Seung Jun HAN
  • Patent number: 11799497
    Abstract: A method for operating a storage controller includes receiving a first read command, performing a first read of data stored in a nonvolatile memory using a first read level and receiving a first read data, performing first error correction decoding of the first read data to determine whether the first error correction decoding succeeds, determining a second read level using a predetermined method, and determining a first soft decision offset value of the second read level, reading data stored in the nonvolatile memory using the determined second read level and the first soft decision offset value and receiving a first soft decision data, performing second error correction decoding of the first soft decision data to determine whether the second error correction decoding succeeds, and storing the second read level, a first method used to determine the second read level and the first soft decision offset value.
    Type: Grant
    Filed: May 14, 2022
    Date of Patent: October 24, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Woo Lee, Sang Jin Yoo, Hee-Woong Kang, Kwang Woo Lee, Hee Won Lee
  • Patent number: 11726144
    Abstract: The present invention performs a reference point detecting step (S20) to select a reference point by performing pattern analysis based on a characteristic pattern shown in a total leakage current (IT) when an applied voltage is 0V, a resistive leakage current calculating step (S30) to calculate a resistive leakage current by Fourier series-expanding the total leakage current (IT) starting at the reference point, and reference point verifying/correcting steps (S40 and S41) to correct the reference point until a characteristic pattern of the resistive leakage current (IR) according to non-linear resistance characteristics of the surge arrester (1) is shown so that the resistive leakage current (IR) is recalculated, and the present invention determines that the resistive leakage current (IR) calculated based on the completely corrected reference point is the resistive leakage current of the surge arrester (1).
    Type: Grant
    Filed: September 20, 2019
    Date of Patent: August 15, 2023
    Inventors: Song Yop Han, Jeong Woo Lee, Kwang Ho Lee
  • Publication number: 20230133329
    Abstract: Disclosed herein are an apparatus and method for adaptive autonomous driving control. The apparatus includes memory in which at least one program is recorded and a processor for executing the program. The program may perform control of a target vehicle by converting a theoretical control value based on a vehicle control algorithm into a hardware-dependent control value, which is dependent on the platform or hardware of the target vehicle, and may modify at least one parameter or a conversion equation for conversion of the hardware-dependent control value such that an error is minimized based on the difference between a response value according to the control of the target vehicle and a control value.
    Type: Application
    Filed: November 2, 2022
    Publication date: May 4, 2023
    Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Kyung-Bok SUNG, Do-Wook KANG, Kyoung-Wook MIN, Jeong-Woo LEE, Jeong-Dan CHOI
  • Patent number: 11599302
    Abstract: A storage device, including a feature information database configured to store feature information about a memory device; and a machine learning module configured to select a machine learning model from a plurality of machine learning models the corresponding to an operation of the memory device based on the feature information, wherein the memory device is configured to operate according to the selected machine learning model.
    Type: Grant
    Filed: March 25, 2020
    Date of Patent: March 7, 2023
    Assignee: SAMSUNG ELECTRONIC CO., LTD.
    Inventors: Jeong Woo Lee, Chan Ha Kim, Kang Ho Roh, Kwang Woo Lee, Hee Won Lee
  • Publication number: 20230064060
    Abstract: A method for operating a storage controller includes receiving a first read command, performing a first read of data stored in a nonvolatile memory using a first read level and receiving a first read data, performing first error correction decoding of the first read data to determine whether the first error correction decoding succeeds, determining a second read level using a predetermined method, and determining a first soft decision offset value of the second read level, reading data stored in the nonvolatile memory using the determined second read level and the first soft decision offset value and receiving a first soft decision data, performing second error correction decoding of the first soft decision data to determine whether the second error correction decoding succeeds, and storing the second read level, a first method used to determine the second read level and the first soft decision offset value.
    Type: Application
    Filed: May 14, 2022
    Publication date: March 2, 2023
    Inventors: Jeong Woo LEE, Sang Jin YOO, Hee-Woong KANG, Kwang Woo LEE, Hee Won LEE
  • Publication number: 20230052897
    Abstract: The present invention relates to resistive leakage current in a surge arrester that measures not voltage but leakage current alone in the surge arrester to obtain a resistive leakage current included in the leakage current so as to compensate for shortcomings in conventional metal-oxide surge arresters.
    Type: Application
    Filed: September 20, 2019
    Publication date: February 16, 2023
    Inventors: Song Yop HAN, Jeong Woo LEE, Kwang Ho LEE
  • Patent number: 11467768
    Abstract: Provided herein may be a data storage device and a method of operating the same. The data storage device having improved response speed may include a buffer memory configured to hold data, a memory device including a user area reserved for storing user data from a host and configured to be accessed by a first procedure, and a boot partition area reserved for storing boot partition data and configured to be accessed by a second procedure different from the first procedure and a memory controller coupled to and in communications with the buffer memory and memory device and configured to, upon receipt of power from a power supply, control the buffer memory and the memory device to perform a preloading operation by storing, in the buffer memory, part of boot partition data from the boot partition area before a request from the host is received.
    Type: Grant
    Filed: October 28, 2020
    Date of Patent: October 11, 2022
    Assignee: SK HYNIX INC.
    Inventor: Jeong Woo Lee
  • Publication number: 20220181615
    Abstract: The present disclosure relates to a lithium secondary battery having excellent battery performance at high voltage, and relates to a lithium secondary battery including a positive electrode, which includes a positive electrode active material layer including a lithium nickel cobalt manganese-based oxide having an average particle diameter of primary particles of 3 ?m or more and a lithium cobalt-based oxide in a weight ratio of 50:50 to 80:20, a negative electrode, which includes a negative electrode active material layer including a negative electrode active material, and an electrolyte including an organic solvent and a lithium salt, wherein the organic solvent includes propyl propionate and a cyclic carbonate solvent containing ethylene carbonate and propylene carbonate, and the ethylene carbonate is included in an amount of less than 25 wt % in the organic solvent.
    Type: Application
    Filed: March 5, 2020
    Publication date: June 9, 2022
    Applicant: LG Energy Solution, Ltd.
    Inventors: Jeong Woo Lee, Min Ji Heo