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).
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Patent number: 12046587Abstract: A light emitting module including a circuit board and a lighting emitting device thereon and including first, second, and third LED stacks each including first and second conductivity type semiconductor layers, a first bonding layer between the second and third LED stacks, a second bonding layer between the first and second LED stacks, a first planarization layer between the second bonding layer and the third LED stack, a second planarization layer on the first LED stack, a lower conductive material extending along sides of the first planarization layer, the second LED stack, the first bonding layer, and electrically connected to the first conductivity type semiconductor layers of each LED stack, respectively, and an upper conductive material between the circuit board and the lower conductive material.Type: GrantFiled: July 27, 2023Date of Patent: July 23, 2024Assignee: SEOUL VIOSYS CO., LTD.Inventors: Seom Geun Lee, Seong Kyu Jang, Yong Woo Ryu, Jong Hyeon Chae
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Patent number: 12046627Abstract: A semiconductor light-emitting device includes a plurality of light-emitting device structures separated from each other and arranged in a matrix form. A pad region at least partially surrounds the plurality of light-emitting device structures. The pad region is disposed outside of the plurality of light-emitting device structures. A partition structure is disposed on a first surface of the plurality of light-emitting device structures and is further disposed between adjacent light-emitting device structures of the plurality of light-emitting device structures. The partition structure defines a plurality of pixel spaces within the plurality of light-emitting device structures. A fluorescent layer is disposed on the first surface of the plurality of light-emitting device structures and fills each of the plurality of pixel spaces.Type: GrantFiled: April 12, 2022Date of Patent: July 23, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-Min Kwon, Geun-Woo Ko, Jung-Wook Lee, Jong-Hyun Lee, Pun-Jae Choi
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Publication number: 20240238750Abstract: A method for controlling nitrogen oxide (NOx) includes adjusting a flow rate of d gas injected into an arc-type plasma generating device, and identifying a concentration of the generated nitrogen oxide, while adjusting an amount of energy per unit flow rate of the injected gas.Type: ApplicationFiled: July 20, 2021Publication date: July 18, 2024Inventors: Yong Cheol HONG, Kang II KIM, Geon Woo YANG, Hee Jae LEE
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Patent number: 12040344Abstract: A stacked light emitting device includes a first LED stack, a second LED stack disposed under the first LED stack, a third LED stack disposed under the second LED stack, and a plurality of pads disposed over the first LED stack. Each of the first, second, and third LED stacks has a light generation region and a peripheral region disposed around the light generation region. The plurality of pads is disposed on the peripheral region of the first LED stack.Type: GrantFiled: May 12, 2021Date of Patent: July 16, 2024Assignee: SEOUL VIOSYS CO., LTD.Inventors: Seong Kyu Jang, Seom Geun Lee, Yong Woo Ryu
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Patent number: 11956712Abstract: Electronic device includes first wireless communication interface; second wireless communication interface; and controller.Type: GrantFiled: January 10, 2022Date of Patent: April 9, 2024Assignee: 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
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Publication number: 20230379134Abstract: 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: ApplicationFiled: October 18, 2022Publication date: November 23, 2023Applicants: SEOUL NATIONAL UNIVERSITY R&DB FOUNDATION, INDUSTRY-ACADEMIC COOPERATION FOUNDATION, CHOSUN UNIVERSITYInventors: Joon-Woo LEE, Jong-Seon NO, Yong-Woo LEE, Seung-Jae CHAE, Young-Sik KIM
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Patent number: 11820205Abstract: 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: GrantFiled: September 30, 2021Date of Patent: November 21, 2023Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATION, ITW EF&C KOREA LLC.Inventors: Yong Woo Lee, Chun Ha Kim, Byung Jo Kim
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Publication number: 20230341977Abstract: 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: ApplicationFiled: June 28, 2023Publication date: October 26, 2023Applicant: 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
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Patent number: 11726621Abstract: 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: GrantFiled: September 10, 2022Date of Patent: August 15, 2023Assignee: 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
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Patent number: 11709777Abstract: 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: GrantFiled: October 4, 2021Date of Patent: July 25, 2023Assignee: 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
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Patent number: 11659475Abstract: 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: GrantFiled: May 24, 2021Date of Patent: May 23, 2023Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Yong-woo Lee, Wha-seob Sim, Chang-heon Yoon
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Publication number: 20230044703Abstract: 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: ApplicationFiled: October 25, 2022Publication date: February 9, 2023Inventors: 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
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Patent number: 11558172Abstract: 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: GrantFiled: April 21, 2021Date of Patent: January 17, 2023Assignees: SAMSUNG ELECTRONICS CO., LTD., SNU R&DB FOUNDATION, Industry-Academic Cooperation Foundation Chosun UniversityInventors: Jong Seon No, Yong Woo Lee, Eunsang Lee, Joon Woo Lee, Young Sik Kim
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Publication number: 20230004246Abstract: 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: ApplicationFiled: September 10, 2022Publication date: January 5, 2023Applicant: 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
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Patent number: 11546134Abstract: 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: GrantFiled: February 10, 2021Date of Patent: January 3, 2023Assignee: Samsung Electronics Co., Ltd.Inventors: Jong Seon No, Yong Woo Lee, Young Sik Kim, Joon Woo Lee
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Patent number: 11501953Abstract: 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: GrantFiled: March 22, 2019Date of Patent: November 15, 2022Assignee: 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
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Publication number: 20220314746Abstract: 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: ApplicationFiled: September 15, 2021Publication date: October 6, 2022Applicants: Hyundai Motor Company, Kia Corporation, ITW EF&C Korea LLC.Inventors: Yong Woo LEE, Keong No KIM, Byung Jo KIM
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Publication number: 20220314747Abstract: 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: ApplicationFiled: September 30, 2021Publication date: October 6, 2022Applicants: Hyundai Motor Company, Kia Corporation, ITW EF&C Korea LLC.Inventors: Yong Woo LEE, Chun Ha KIM, Byung Jo KIM
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Patent number: 11460960Abstract: 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: GrantFiled: December 11, 2019Date of Patent: October 4, 2022Assignee: 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
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Patent number: 11366318Abstract: 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: GrantFiled: November 1, 2017Date of Patent: June 21, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyun-Seok Jeon, Min-Soo Koo, Yong-Woo Lee