Patents by Inventor Jae-Seung Lee

Jae-Seung 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).

  • Patent number: 11032846
    Abstract: Disclosed are a method and apparatus for an access point (AP) to control channel access of a station in a wireless local area network (WLAN) system. An AP according to one embodiment may determine resource allocation information for protecting a resource for a station not referring to traffic indication map (TIM) information. The determined resource allocation information is transmitted to a station referring to the TIM information, and the station referring to the TIM information does not conduct channel access in a time period specified in the resource allocation information.
    Type: Grant
    Filed: September 18, 2019
    Date of Patent: June 8, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Hyoung Jin Kwon, Hee Jung Yu, Sok Kyu Lee, Jae Seung Lee, Min Ho Cheong
  • Publication number: 20210147386
    Abstract: The present technology provides pyrrolidine and piperidine compounds or pharmaceutically acceptable salts thereof, preparation processes thereof, pharmaceutical compositions comprising the same, and uses thereof. In particular, said compounds may be usefully applied in the treatment and prevention of FAP-mediated diseases.
    Type: Application
    Filed: November 5, 2020
    Publication date: May 20, 2021
    Inventors: Tae Han DONG, Yoo Hoi PARK, Tae Kyun KIM, Jae Eun JOO, Eun Hye Jung, Jae Won JEONG, Hyun Seung LEE, Do Hoon KIM, Ji Eun YANG, Jun Chul PARK, Sang Myoun LIM, Na Ry HA, Da In CHUNG, Ji Yeong GAL
  • Patent number: 11007681
    Abstract: Methods and systems for heating and compressing a material using microwaves. The system includes a flexible waveguide configured to receive a first portion of microwaves and a rigid waveguide configured to receive a second portion of microwaves. The system includes a top microwave antenna connected to the flexible waveguide, having a first plurality of slots for emitting the first portion of microwaves to be received by a top side of the material and heat the material. The system includes a bottom microwave antenna connected to the rigid waveguide, having a second plurality of slots for emitting the second portion of microwaves to be received by a bottom side of the material and heat the material. The system includes a presser configured to provide a downward force onto the top microwave antenna toward the material to compress the material as the material is being heated by the microwaves.
    Type: Grant
    Filed: September 24, 2018
    Date of Patent: May 18, 2021
    Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventor: Jae Seung Lee
  • Publication number: 20210138880
    Abstract: A sliding/swing complex door for a vehicle includes a sliding door configured to be opened upon a first operation of an outside handle positioned on an outside of the sliding door, a swing door configured to be integrated and opened with the sliding door upon a second operation of the outside handle, and a fixing unit configured to be opened in such a way to be integrated and rotated with the swing door in a state in which the sliding door is fully opened.
    Type: Application
    Filed: October 26, 2020
    Publication date: May 13, 2021
    Inventor: Jae Seung Lee
  • Publication number: 20210144664
    Abstract: A timing control method, performed by a first DU including a processor and a modem in a base station supporting function-splitting, includes obtaining, by the processor, first time information from a CU included in the base station; obtaining, by the processor, synchronization information with a first system based on the first time information; identifying, by the processor, a change time point of an SFN based on the synchronization information; generating, by the processor, a first timing control signal including a signal indicating a changed SFN and a first tick signal having a same periodicity as a change periodicity of the SFN when the SFN is changed; and providing, by the processor, the first timing control signal to the modem.
    Type: Application
    Filed: November 12, 2020
    Publication date: May 13, 2021
    Inventors: Chan Bok JEONG, Hoo Sung LEE, Moon Sik LEE, Jae Woo PARK, Jae Seung LEE
  • Publication number: 20210140206
    Abstract: A sliding/swing composite door for a vehicle includes a sliding door, an outside handle located on an outer surface of the sliding door, wherein the sliding door is configured to be opened upon a first operation of the outside handle, and a swing door configured to be opened integrally with the sliding door upon a second operation of the outside handle, wherein the swing door is configured to be rotated and opened in a state where the sliding door is fully opened.
    Type: Application
    Filed: October 26, 2020
    Publication date: May 13, 2021
    Inventor: Jae Seung Lee
  • Publication number: 20210143873
    Abstract: A wireless communication method and apparatus in a wireless local area network (WLAN) system are disclosed.
    Type: Application
    Filed: January 21, 2021
    Publication date: May 13, 2021
    Inventors: Yu Ro LEE, Jae Woo PARK, Jae Seung LEE, Jee Yon CHOI, Il Gyu KIM, Seung Chan BANG
  • Patent number: 11005513
    Abstract: A receiver circuit is provided. The receiver circuit includes an antenna configured to receive a radio frequency (RF) signal; a filter configured to filter the RF signal received by the antenna; and a passive mixer circuit configured to adjust a center frequency of the filtered RF signal to a predetermined frequency. The passive mixer circuit includes: a transformer which includes a first coil and a second coil that is separate from the first coil; a first passive mixer which is directly connected to a first end of the second coil; and a second passive mixer which is directly connected to a second end of the second coil and is separate from the first passive mixer.
    Type: Grant
    Filed: May 7, 2020
    Date of Patent: May 11, 2021
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Yeol Bae, Duk Soo Kim, Jae Seung Lee, Joong Ho Lee, Ji Young Lee, Pil Sung Jang
  • Publication number: 20210126760
    Abstract: Disclosed are a method and an apparatus for communication using fronthaul interfaces. An operation method of a first communication node includes transmitting a section type 8 message #1 including numerology-related information #1; transmitting a section type 9 message #1 including channel information of each of one or more second communication nodes indicated by the section type 8 message #1 and the numerology related information #1, transmitting a section type 8 message #2 including numerology-related information #2 other than the numerology-related information #1; and transmitting a section type 9 message #2 including channel information of each of one or more third communication nodes indicated by the section type 8 message #2 and the numerology-related information #2.
    Type: Application
    Filed: October 7, 2020
    Publication date: April 29, 2021
    Inventors: Jae Seung LEE, Moon Sik LEE, Jae Woo PARK, Jee Yon CHOI, Young Hoon KIM, Ju Ho PARK, Hoo Sung LEE, Young Il JEON, Chan Bok JEONG, Hyung Sik JU, Ik Jae CHUN, Il Gyu KIM
  • Patent number: 10988821
    Abstract: Disclosed are a wire rod and a manufacturing method therefor. The wire rod comprises in percentage by weight: 0.02 to 0.15% of C; 0.05 to 0.3% of Si; 0.5 to 1.2% of Mn; 0.3 to 0.9% of Cr; 0.02% or less of P; 0.02% or less of S; 0.01 to 0.05% of sol. Al; 0.01% or less of N; Fe as the remainder; and unavoidable impurities, wherein the wire rod satisfies following formulas 1 and 2, wherein, when the hardness of the wire rod measured in 1/2d position and in 1/4d position in the diameter direction of the wire rod is Hv,1/2d(Hv) and Hv,1/4d(Hv), respectively (here, d is the diameter of the wire). (Hv,1/2d+Hv,1/4d)/2?150??[Formula 1] Hv,1/2d/Hv,1/4d?1.
    Type: Grant
    Filed: November 11, 2016
    Date of Patent: April 27, 2021
    Assignee: POSCO
    Inventors: Dong-Jun Mun, Geun-Soo Ryu, Sang-Yoon Lee, Jae-Seung Lee
  • Patent number: 10991501
    Abstract: A transformer includes a magnetic core, a first coil unit and a second coil unit. The first coil unit is disposed within the magnetic core and includes a laminated board having layers laminated therein and conductive patterns. Respective ones of the conductive patterns are disposed on the laminated layers. The second coil unit includes a conductive wire spaced apart from the conductive patterns of the laminated board by an insulating distance. The conductive wire includes a triple-insulated wire surrounded by three sheets of insulating paper to maintain the insulating distance from the conductive patterns.
    Type: Grant
    Filed: March 3, 2020
    Date of Patent: April 27, 2021
    Assignee: SOLUM CO., LTD.
    Inventors: Jae Gen Eom, Young Seung Noh, Heung Gyoon Choi, Geun Young Park, Sung Yun Han, Seh Hoon Jang, Nak Jun Jeong, Young Min Lee, Jong Woo Kim, Tae Won Heo
  • Patent number: 10971206
    Abstract: A semiconductor memory device includes a first count circuit suitable for counting a first clock signal which continuously toggles in each burst refresh cycle, and generating a first count code signal, based on a burst refresh command signal; a cycle guide circuit suitable for generating a second clock signal which toggles once in each burst refresh cycle, based on the burst refresh command signal and a precharge signal; a second count circuit suitable for counting the second clock signal and generating a second count code signal; and a control circuit suitable for generating a latch control signal for latching a target address in each burst refresh cycle, based on the first count code signal and the second count code signal.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: April 6, 2021
    Assignee: SK hynix Inc.
    Inventors: Jae-Seung Lee, No-Geun Joo
  • Patent number: 10971207
    Abstract: A semiconductor memory device includes a first count circuit suitable for counting a first clock signal which continuously toggles in each burst refresh cycle, and generating a first count code signal, based on a burst refresh command signal; a cycle guide circuit suitable for generating a second clock signal which toggles once in each burst refresh cycle, based on the burst refresh command signal and a precharge signal; a second count circuit suitable for counting the second clock signal and generating a second count code signal; and a control circuit suitable for generating a latch control signal for latching a target address in each burst refresh cycle, based on the first count code signal and the second count code signal.
    Type: Grant
    Filed: January 24, 2020
    Date of Patent: April 6, 2021
    Assignee: SK hynix Inc.
    Inventors: Jae-Seung Lee, No-Geun Joo
  • Publication number: 20210097378
    Abstract: Embodiments described herein relate to an adaptable photonic apparatus including an optical neural network. The photonic apparatus includes an optical input that provides an optical signal. The photonic apparatus also includes a chassis component and an optical neural network (ONN). The chassis component includes at least one modular mounting location for receiving a modular network component. The ONN is operably connected with the optical input and is configured to perform optical processing on the optical signal according to a deep learning algorithm. The ONN includes optical components arranged into layers to form the ONN. The modular network component is an additional optical processing component that is configured to function in cooperation with the ONN to adapt the deep learning algorithm.
    Type: Application
    Filed: October 1, 2019
    Publication date: April 1, 2021
    Inventors: Sean P. Rodrigues, Paul Donald Schmalenberg, Hideo Iizuka, Jae Seung Lee, Ercan Mehmet Dede
  • Patent number: 10953757
    Abstract: Methods, systems, and apparatus for wirelessly providing power to a vehicle. The system includes a plurality of ground-side wireless power transfer devices each configured to automatically provide power to a counterpart vehicle-side wireless power transfer device. The system includes a switch connecting a power source to the plurality of ground-side wireless power transfer devices and configured to be in an open position or a closed position. The system includes a vehicle position sensor configured to detect the vehicle being within a range of the plurality of ground-side wireless power transfer devices. The system includes a switch driver configured to move the switch from the open position to the closed position when the vehicle position sensor detects the vehicle being within the range, and move the switch from the closed position to the open position when the vehicle position sensor does not detect the vehicle being within the range.
    Type: Grant
    Filed: January 4, 2018
    Date of Patent: March 23, 2021
    Assignee: TOYOTA MOTOR ENGINEERING & MANUFACTURING NORTH AMERICA, INC.
    Inventors: Jongwon Shin, Jae Seung Lee, Chung Chih Chou, George C. Bucsan
  • Publication number: 20210079491
    Abstract: The present disclosure provides a wire rod for cold heading that can shorten the spheroidizing heat treatment time, processed products using the same, and manufacturing method thereof. A wire rod for cold heading according to an embodiment of present disclosure includes, in percent (%) by weight of the entire composition, C: 0.15 to 0.5%, Si: 0.1 to 0.4%, Mn: 0.3 to 1.5%, Cr: 0.1 to 1.5%, Al: 0.02 to 0.05%, N: 0.004 to 0.02%, at least one selected from the group consisting of Nb: 0.001 to 0.03%, V: 0.01 to 0.3%, Mo: 0.01 to 0.5%, Ti: 0.001 to 0.03%, and the remainder of iron (Fe) and other inevitable impurities, and the microstructure has a long and short axis ratio of cementite present in pearlite colonies of 200:1 or less.
    Type: Application
    Filed: October 10, 2018
    Publication date: March 18, 2021
    Inventors: Jae Seung Lee, Han Hwi Kim, In-Gyu Park, Byoung Gab Lee, Sang-Yoon Lee
  • Publication number: 20210075458
    Abstract: A receiver circuit is provided. The receiver circuit includes an antenna configured to receive a radio frequency (RF) signal; a filter configured to filter the RF signal received by the antenna; and a passive mixer circuit configured to adjust a center frequency of the filtered RF signal to a predetermined frequency. The passive mixer circuit includes: a transformer which includes a first coil and a second coil that is separate from the first coil; a first passive mixer which is directly connected to a first end of the second coil; and a second passive mixer which is directly connected to a second end of the second coil and is separate from the first passive mixer.
    Type: Application
    Filed: May 7, 2020
    Publication date: March 11, 2021
    Applicant: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Jeong Yeol BAE, Duk Soo Kim, Jae Seung Lee, Joong Ho Lee, Ji Young Lee, Pil Sung Jang
  • Patent number: 10939452
    Abstract: Provided are a method of allocating resources in a wireless local area network (WLAN) system and the WLAN system including an access point (AP) to allocate a resource for communication between a relay and a station associated with the relay, the relay to allocate a restricted access window (RAW) or a slot for communication with a station based on the allocated resource, and the station to communicate with the relay based on the allocated RAW or the allocated slot.
    Type: Grant
    Filed: October 30, 2019
    Date of Patent: March 2, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Jae Seung Lee, Min ho Cheong, Hyoung Jin Kwon, Sok Kyu Lee, Wun Cheol Jeong, Chang Sub Shin, Cheol Sig Pyo
  • Publication number: 20210058798
    Abstract: Disclosed are a frame transmission method using a selective beamforming and a communication apparatus to perform the frame transmission method. The communication apparatus may determine a beamforming matrix based on classification information in which a plurality of subcarriers used for communication is classified into a plurality of frequency units, may map a long training field (LTF) sequence to the beamforming matrix, and transmit a beamforming training (BF-T) frame including the mapped LTF sequence to a plurality of stations, may receive, from the plurality of stations having receiving the BF-T frame, feedback information generated based on a reception strength of the BF-T frame, and may allocate frequency units to data frames to be transmitted to the plurality of stations based on the feedback information, and transmit the data frames using the allocated frequency units. The reception strength of the BF-T frame may be determined at each station for each frequency unit.
    Type: Application
    Filed: November 10, 2020
    Publication date: February 25, 2021
    Applicant: Electronics and Telecommunications Research Institute
    Inventors: Yu Ro LEE, Jae Woo PARK, Jae Seung LEE, Jee Yon CHOI, Il Gyu KIM, Seung Chan BANG
  • Patent number: 10931336
    Abstract: A wireless communication method and apparatus in a wireless local area network (WLAN) system are disclosed. A wireless communication method according to one embodiment may include generating a high-efficiency Wi-Fi (HEW) frame including at least one of an HEW-SIG-A field and an HEW-SIG-B field which include channel information for communications according to an Orthogonal Frequency-Division Multiple Access (OFDMA) mode, and transmitting the generated HEW frame to a reception apparatus.
    Type: Grant
    Filed: June 13, 2019
    Date of Patent: February 23, 2021
    Assignee: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTE
    Inventors: Yu Ro Lee, Jae Woo Park, Jae Seung Lee, Jee Yon Choi, Il Gyu Kim, Seung Chan Bang