Patents by Inventor Yong Woo Lee

Yong 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: 20250054437
    Abstract: A pixel according to embodiments of the present inventive concept includes a first transistor having a gate electrode connected to a first node; a light emitting element connected between the second electrode of the first transistor and a second power source line; a second transistor connected between the first node and a data line; a third transistor connected between the first electrode of the first transistor and a second node; a fourth transistor connected between the first power source line and the second node; and a first capacitor connected between the first node and the second node, and a reference power source and a voltage of a data signal are sequentially supplied to the data line during a horizontal period.
    Type: Application
    Filed: July 31, 2024
    Publication date: February 13, 2025
    Inventors: Ji Young LEE, So Hae KIM, Ji Song CHAE, Sang Gu LEE, Yong Woo LEE, Hyung Uk CHO, Hyun Young CHOI
  • Patent number: 11956712
    Abstract: Electronic device includes first wireless communication interface; second wireless communication interface; and controller.
    Type: Grant
    Filed: January 10, 2022
    Date of Patent: April 9, 2024
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-woo Lee, Chang-heon Yoon, Jong-min Kim, Sang-hun Park, Sung-min So, Wha-seob Sim, Se-young Oh
  • Publication number: 20230379134
    Abstract: A method of performing a homomorphic permutation by a server includes: generating, via a ciphertext generation portion, a first ciphertext by adding noise to the basic ciphertext; transmitting, via a transmission portion, the first ciphertext to a client; performing, via an operation portion, a predetermined operation on the noise; receiving, via a reception portion, a second ciphertext from the client; and extracting, via an extraction portion, the basic ciphertext on which the predetermined operation is performed, by removing, from the second ciphertext, the noise on which the predetermined operation is performed, wherein the second ciphertext is a ciphertext that is re-encrypted by the client after decrypting the first ciphertext and performing the predetermined operation on the decrypted first ciphertext.
    Type: Application
    Filed: October 18, 2022
    Publication date: November 23, 2023
    Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, INDUSTRY-ACADEMIC COOPERATION FOUNDATION, CHOSUN UNIVERSITY
    Inventors: Joon-Woo LEE, Jong-Seon NO, Yong-Woo LEE, Seung-Jae CHAE, Young-Sik KIM
  • Patent number: 11820205
    Abstract: A slim air vent apparatus for a vehicle may include an internal wing, an external wing, and a support wing that are disposed and hidden inside a duct to realize a compact and slim air vent apparatus and to improve the appearance by hiding the components. Since the air vent is operated to fulfil the functions thereof by manual manipulation of a single knob, positioned at the center portion of the external wing, by a user, it is possible to improve the convenience in manipulation of a user and to reduce manufacturing costs, and the air vent is universally applicable to various kinds of vehicles.
    Type: Grant
    Filed: September 30, 2021
    Date of Patent: November 21, 2023
    Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, ITW EF&C KOREA LLC.
    Inventors: Yong Woo Lee, Chun Ha Kim, Byung Jo Kim
  • Publication number: 20230341977
    Abstract: A display device includes a touch panel; a display panel under the touch panel and displaying an image; a piezoelectric element under the touch panel and including an upper electrode, a lower electrode and a piezoelectric layer; and a rectifying circuit connected to the piezoelectric element.
    Type: Application
    Filed: June 28, 2023
    Publication date: October 26, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Chi-Wan KIM, Tae-Heon KIM, Sung-Eui SHIN, Yong-Woo LEE, Kyung-Yeol RYU, Yu-Seon KHO, Yong-Gyoon JANG
  • Patent number: 11726621
    Abstract: A display device includes a touch panel; a display panel under the touch panel and displaying an image; a piezoelectric element under the touch panel and including an upper electrode, a lower electrode and a piezoelectric layer; and a rectifying circuit connected to the piezoelectric element.
    Type: Grant
    Filed: September 10, 2022
    Date of Patent: August 15, 2023
    Assignee: LG Display Co., Ltd.
    Inventors: Chi-Wan Kim, Tae-Heon Kim, Sung-Eui Shin, Yong-Woo Lee, Kyung-Yeol Ryu, Yu-Seon Kho, Yong-Gyoon Jang
  • Patent number: 11709777
    Abstract: A memory system includes: a first memory module including first volatile memories; a second memory module including second volatile memories, non-volatile memories and a module controller; a memory controller controlling the first and second memory modules through second and third control buses, respectively; and a switch array electrically coupling the second and third control buses, wherein the module controller controls the switch array to electrically couple the second and third control buses in a backup operation for backing up data of the first volatile memories to the non-volatile memories, wherein the first and second memory modules include one or more first memory stacks and one or more second memory stacks, respectively, wherein the first volatile memories are stacked in the first memory stacks, and wherein the second volatile memories, the non-volatile memories and the module controller are stacked in the second memory stacks.
    Type: Grant
    Filed: October 4, 2021
    Date of Patent: July 25, 2023
    Assignee: SK hynix Inc.
    Inventors: Yong-Woo Lee, Min-Chang Kim, Chang-Hyun Kim, Do-Yun Lee, Jae-Jin Lee, Hun-Sam Jung, Chan-Jong Woo
  • Patent number: 11659475
    Abstract: An electronic apparatus connectable with a network, includes a communication interface configured to communicate with a first device and a second device; and a processor configured to store network connection setting information of the first device, determine, in response to receiving, from the second device, a signal requesting network connection setting information, whether the second device is capable of using the network connection setting information of the first device, and transmit the stored network connection setting information of the first device to the second device in accordance with a result of the determination.
    Type: Grant
    Filed: May 24, 2021
    Date of Patent: May 23, 2023
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Yong-woo Lee, Wha-seob Sim, Chang-heon Yoon
  • Publication number: 20230044703
    Abstract: Plasma processing equipment includes a chuck stage for supporting a wafer and including a lower electrode, an upper electrode disposed on the chuck stage, an AC power supply which applies first to third signals having different magnitudes of frequencies to the upper electrode or the lower electrode, a dielectric ring which surrounds the chuck stage, an edge electrode located within the dielectric ring, and a resonance circuit connected to the edge electrode. The resonance circuit includes a filter circuit which allows only the third signal among the first to third signals to pass, and a series resonance circuit connected in series with the filter circuit and having a first coil and a first variable capacitor connected in series and grounded.
    Type: Application
    Filed: October 25, 2022
    Publication date: February 9, 2023
    Inventors: SEUNG BO SHIM, DOUG YONG SUNG, YOUNG JIN NOH, YONG WOO LEE, JI SOO IM, HYEONG MO KANG, PETER BYUNG H HAN, CHEON KYU LEE, MASATO HORIGUCHI
  • Patent number: 11558172
    Abstract: An encryption method and apparatus based on homomorphic encryption using a composition of functions. The encryption method includes generating a ciphertext by encrypting data, and bootstrapping the ciphertext by performing a modular reduction based on a composition of a function for a modulus corresponding to the ciphertext.
    Type: Grant
    Filed: April 21, 2021
    Date of Patent: January 17, 2023
    Assignees: SAMSUNG ELECTRONICS CO., LTD., SNU R&DB FOUNDATION, Industry-Academic Cooperation Foundation Chosun University
    Inventors: Jong Seon No, Yong Woo Lee, Eunsang Lee, Joon Woo Lee, Young Sik Kim
  • Publication number: 20230004246
    Abstract: A display device includes a touch panel; a display panel under the touch panel and displaying an image; a piezoelectric element under the touch panel and including an upper electrode, a lower electrode and a piezoelectric layer; and a rectifying circuit connected to the piezoelectric element.
    Type: Application
    Filed: September 10, 2022
    Publication date: January 5, 2023
    Applicant: LG Display Co., Ltd.
    Inventors: Chi-Wan KIM, Tae-Heon KIM, Sung-Eui SHIN, Yong-Woo LEE, Kyung-Yeol RYU, Yu-Seon KHO, Yong-Gyoon JANG
  • Patent number: 11546134
    Abstract: A method and apparatus for processing a ciphertext based on homomorphic encryption. The method includes determining an approximate polynomial corresponding to a modulus reduction for bootstrapping a ciphertext based on samples extracted from the modulus reduction, and bootstrapping the ciphertext based on the approximate polynomial.
    Type: Grant
    Filed: February 10, 2021
    Date of Patent: January 3, 2023
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Jong Seon No, Yong Woo Lee, Young Sik Kim, Joon Woo Lee
  • Patent number: 11501953
    Abstract: Plasma processing equipment includes a chuck stage for supporting a wafer and including a lower electrode, an upper electrode disposed on the chuck stage, an AC power supply which applies first to third signals having different magnitudes of frequencies to the upper electrode or the lower electrode, a dielectric ring which surrounds the chuck stage, an edge electrode located within the dielectric ring, and a resonance circuit connected to the edge electrode. The resonance circuit includes a filter circuit which allows only the third signal among the first to third signals to pass, and a series resonance circuit connected in series with the filter circuit and having a first coil and a first variable capacitor connected in series and grounded.
    Type: Grant
    Filed: March 22, 2019
    Date of Patent: November 15, 2022
    Assignee: Samsung Electronics Co., Ltd.
    Inventors: Seung Bo Shim, Doug Yong Sung, Young Jin Noh, Yong Woo Lee, Ji Soo Im, Hyeong Mo Kang, Peter Byung H Han, Cheon Kyu Lee, Masato Horiguchi
  • Publication number: 20220314746
    Abstract: In a slim air vent apparatus for a vehicle, since an external wing rotating in an up and down direction is provided per duct, the air vent may be configured to be compact and slim, and since both an internal wing and the external wing are located to be inserted inside the duct, a hidden feeling may be provided and an appearance may be improved. Furthermore, since a function is realized by manually operating a single knob located in the center portion of the external wing by a user, convenience of operation may be improved, costs may be reduced, and thus, the slim air vent apparatus for a vehicle may be universally applied.
    Type: Application
    Filed: September 15, 2021
    Publication date: October 6, 2022
    Applicants: Hyundai Motor Company, Kia Corporation, ITW EF&C Korea LLC.
    Inventors: Yong Woo LEE, Keong No KIM, Byung Jo KIM
  • Publication number: 20220314747
    Abstract: A slim air vent apparatus for a vehicle may include an internal wing, an external wing, and a support wing that are disposed and hidden inside a duct to realize a compact and slim air vent apparatus and to improve the appearance by hiding the components. Since the air vent is operated to fulfil the functions thereof by manual manipulation of a single knob, positioned at the center portion of the external wing, by a user, it is possible to improve the convenience in manipulation of a user and to reduce manufacturing costs, and the air vent is universally applicable to various kinds of vehicles.
    Type: Application
    Filed: September 30, 2021
    Publication date: October 6, 2022
    Applicants: Hyundai Motor Company, Kia Corporation, ITW EF&C Korea LLC.
    Inventors: Yong Woo LEE, Chun Ha KIM, Byung Jo KIM
  • Patent number: 11460960
    Abstract: A display device includes a touch panel; a display panel under the touch panel and displaying an image; a piezoelectric element under the touch panel and including an upper electrode, a lower electrode and a piezoelectric layer; and a rectifying circuit connected to the piezoelectric element.
    Type: Grant
    Filed: December 11, 2019
    Date of Patent: October 4, 2022
    Assignee: LG Display Co., Ltd.
    Inventors: Chi-Wan Kim, Tae-Heon Kim, Sung-Eui Shin, Yong-Woo Lee, Kyung-Yeol Ryu, Yu-Seon Kho, Yong-Gyoon Jang
  • Patent number: 11366318
    Abstract: Disclosed is an electronic device. The electronic device includes: a display; a communicator comprising a circuitry, for obtaining, from an external device, an image captured by the external device and information about at least one among an acceleration and angular velocity of the external device, the acceleration and angular velocity being measured while capturing an image; and a processor for identifying a degree of movement of the external device per a preset unit time period based on the obtained information, and controlling the display to display the image with an adjusted field of view (FOV) based on the degree of movement.
    Type: Grant
    Filed: November 1, 2017
    Date of Patent: June 21, 2022
    Assignee: SAMSUNG ELECTRONICS CO., LTD.
    Inventors: Hyun-Seok Jeon, Min-Soo Koo, Yong-Woo Lee
  • Publication number: 20220172926
    Abstract: A method for fabricating a semiconductor device includes providing a wafer on a lower electrode inside a plasma processing apparatus. A first power having a first and second frequency is provided to the lower electrode. A second power is provided to an RF induction electrode through the lower electrode. A third power having the second frequency is released outside of a chamber. A plasma process is performed on the wafer while the third power is released. The RF induction electrode is disposed inside an insulating plate surrounding a sidewall of the lower electrode. The RF induction electrode is spaced apart front the lower electrode. The RF induction electrode has an annular shape surrounding the sidewall of the lower electrode. The first power is controlled by a first controller, and the third power is controlled by a second controller different from the first controller.
    Type: Application
    Filed: July 27, 2021
    Publication date: June 2, 2022
    Inventors: Dong Wan Kim, Beom Rae Kim, Dong Hyeon Na, Young Jin Noh, Seung Bo Shim, Sang-Ho Lee, Yong Woo Lee, Jun Ho Lee, Dong Hee Han
  • Publication number: 20220132407
    Abstract: Electronic device includes first wireless communication interface; second wireless communication interface; and controller.
    Type: Application
    Filed: January 10, 2022
    Publication date: April 28, 2022
    Applicant: Samsung Electronics Co., Ltd.
    Inventors: Yong-woo LEE, Chang-heon YOON, Jong-min KIM, Sang-hun PARK, Sung-min SO, Wha-seob SIM, Se-young OH
  • Patent number: 11273689
    Abstract: An air vent apparatus for a vehicle includes a wing cover mounted at an outlet of an air duct to be movable in a front-rear direction by using a pop-up driving device and angularly adjustable by using a ball joint. The apparatus is configured to simultaneously perform a wind direction adjustment and a damper door function, and can pop-up and then angularly rotate the wing cover around the ball joint in a desired direction, thereby adjusting a wind direction of the air discharged to an interior of the vehicle in the desired direction.
    Type: Grant
    Filed: September 4, 2019
    Date of Patent: March 15, 2022
    Assignees: Hyundai Motor Company, Kia Motors Corporation, NIFCO KOREA Inc., Hyundai Mobis Co., Ltd.
    Inventors: Yong Woo Lee, Ran Jeong Park, Kwan Woo Lee, Jong Chae Lee, Kee Jin Sung