Patents by Inventor Ki-Tae Lee
Ki-Tae 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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Publication number: 20240124025Abstract: The present disclosure relates to a defensive driving vehicles interaction system (D2VIS), and to an autonomous driving predictive defensive driving system through an interaction based on forward vehicle driving and situation judgement information and a method thereof. An autonomous driving predictive defensive driving system through an interaction based on forward vehicle driving and situation judgement information according to the present disclosure includes an inter-vehicle distance recognition unit configured to recognize a distance between a surrounding vehicle and an ego vehicle, a situation recognition unit configured to recognize situation information including surrounding information of the surrounding vehicle, and a driving situation response determination unit configured to share data for determining a defensive driving action by using the situation information.Type: ApplicationFiled: October 12, 2023Publication date: April 18, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: JinWoo KIM, Ki Tae KIM, MyongWook PARK, Yoo-Seung SONG, KYOUNG HWAN AN, Shin Kyung LEE
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Patent number: 11950482Abstract: A color conversion panel includes a first color filter and a second color filter that are disposed on a substrate, a low refractive index layer disposed on the substrate, the first color filter, and the second color filter, the low refractive index layer including at least one of a first blue pigment and a first blue dye, a first color conversion layer overlapping the first color filter and including a semiconductor nanocrystal, a second color conversion layer overlapping the second color filter and including a semiconductor nanocrystal, and a transmissive layer that overlaps the low refractive index layer.Type: GrantFiled: August 11, 2021Date of Patent: April 2, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyo Joon Kim, Jung Hyun Kwon, Yun Ha Ryu, Ki Soo Park, Seon-Tae Yoon, Hye Seung Lee
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Publication number: 20240104195Abstract: Disclosed herein are an apparatus and method for updating an Internet-based malware detection engine using virtual machine scaling. The method may include creating a scaling group and an update group set based on a first virtual machine image, creating a second virtual machine image for a running virtual machine in response to occurrence of a snapshot event in the virtual update group run based on the first virtual machine image, modifying the scale-out image of the scaling group to the second virtual machine image, updating the scaling group by triggering a scale-out event and a scale-in event in the scaling group in response to occurrence of an update event, and modifying the scale-in image of the scaling group to the second virtual machine image.Type: ApplicationFiled: June 15, 2023Publication date: March 28, 2024Applicant: ELECTRONICS AND TELECOMMUNICATIONS RESEARCH INSTITUTEInventors: Sang-Min LEE, Ki-Jong KOO, Jung-Tae KIM, Ji-Hyeon SONG, Jong-Hyun KIM, Dae-Sung MOON
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Patent number: 11936318Abstract: Charging system and method using a motor driving system are proposed. The charging system includes a battery, an inverter to which D.C. power stored in the battery is applied, including a plurality of legs each including two switching elements, a motor including a plurality of coils of which first ends are respectively connected to connection nodes of the switching elements of each of the plurality of legs, and second ends are connected to each other to form a neutral point, and an inverter driving part configured to control switching of the switching elements, so that switching speeds of the switching elements are different for each mode of a motor driving mode and a charging mode so as to change magnitude of charging voltage supplied to the neutral point of the motor and to output the charging voltage to the battery.Type: GrantFiled: June 1, 2022Date of Patent: March 19, 2024Assignees: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ji Woong Jang, Sang Cheol Shin, Yoo Jong Lee, Ki Jong Lee, Ho Tae Chun
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Publication number: 20240085786Abstract: The present invention relates to a naphthalimide sulfonate derivative, and a photoacid generator and a photoresist composition each comprising same and, more specifically, to a naphthalimide sulfonate derivative compound, and a photoacid generator and a photoresist composition each comprising same, wherein the compound has excellent absorbance for light of i-line (365 nm) wavelength, is greatly easy to prepare into a polymerizable composition due to very high solubility in an organic solvent, has good thermal stability, and shows a favorable acid generation rate.Type: ApplicationFiled: December 28, 2021Publication date: March 14, 2024Applicant: SAMYANG CORPORATIONInventors: Chun Rim OH, Dae Hyuk CHOI, Yu Na CHOI, Deuk Rak LEE, Ji Eun CHOI, Ki Tae KANG, Min Jung KIM, Won Jung LEE, Chi Wan LEE
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Publication number: 20240079547Abstract: The present invention relates to electrode slurry coating apparatus and method, the present invention ultimately allowing the process efficiency to be increased and rate of errors to be reduced when double-layer structured active material layers are formed by temporally adjusting the height of first and second discharge outlets through which active material is discharged.Type: ApplicationFiled: November 7, 2023Publication date: March 7, 2024Applicant: LG Energy Solution, Ltd.Inventors: Taek Soo Lee, Young Joon Jo, Sang Hoon Choy, Ki Tae Kim, Ji Hee Yoon, Cheol Woo Kim
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Publication number: 20240072283Abstract: A fuel cell vehicle includes a cell stack, a DC level converter, an output unit, a first switching unit disposed between a positive output terminal of the DC level converter and a positive input terminal of the output unit, a second switching unit disposed between a negative output terminal of the DC level converter and a negative input terminal of the output unit, a resistor and a third switching unit connected to each other in series between the positive output terminal of the DC level converter and the negative output terminal of the DC level converter, a fourth switching unit disposed between a contact point between the resistor and the third switching unit and the positive input terminal of the output unit, and a controller for controlling switching operation of the first, second, third and fourth switching units according to an operation mode.Type: ApplicationFiled: July 3, 2023Publication date: February 29, 2024Applicants: Hyundai Motor Company, KIA CORPORATIONInventors: Ki Wook Ohm, Woo Young Lee, Jong Jun Lee, Myung Jin Kim, Sae Kwon Chang, Yoon Tae Kim
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Patent number: 11916258Abstract: A secondary battery comprises an electrode assembly, a can, and an insulator. The electrode assembly includes a first electrode, a separator, and a second electrode alternately stacked and wound. The can has an accommodation part accommodating the electrode assembly therein, and the can comprises a first can and a second can having cylindrical shapes open in a direction facing each other. The insulator insulates an overlapping portion between the first can and the second can. The first can is electrically connected to the first electrode, and the second can is electrically connected to the second electrode. The insulator has a short-circuit induction through-part defined by a through-hole or a cutoff line, such that a short circuit occurs between the first can and the second can through the short-circuit induction through-part when it is deformed in shape as heat or a pressure is applied to contract or expand the insulator.Type: GrantFiled: October 4, 2019Date of Patent: February 27, 2024Assignee: LG Energy Solution, Ltd.Inventors: Gyung Soo Kang, Jee Ho Kim, Yong Tae Lee, Myung Hoon Ko, Jung Il Park, Ki Youn Kim
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Patent number: 11728125Abstract: There is provided an ultrafast electron diffraction apparatus including: a photoelectron gun configured to emit an electron beam; a bending portion for emitting the electron beam emitted from the photoelectron gun by changing a travel direction of the electron beam by a predetermined angle; and a sample portion including a sample to be analyzed by the electron beam emitted from the bending portion. The electron beam reaches the sample portion in a state that a pulse of the electron beam is compressed and the timing jitter between the pumping light and probe electron pulse is completely reduced as the travel direction of the electron beam is changed by the predetermined angle through the bending portion.Type: GrantFiled: December 18, 2020Date of Patent: August 15, 2023Assignee: Korea Atomic Energy Research InstituteInventors: Young Uk Jeong, Nikolay Vinokurov, Hyun Woo Kim, Ki Tae Lee, Kyuha Jang, Inhyung Baek
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Publication number: 20230238595Abstract: Disclosed is a photovoltaic-electrochromic-battery all-in-one device in which the functions of a dye-sensitized solar cell, an electrochromic device, and a lithium secondary battery are fused into one device. The all-in-one device according to the disclosure includes a photoelectrode uses as an active layer of a dye-sensitized solar cell (DSSC), a counter electrode used as an electrochromic layer opposite to the photoelectrode, and an electrolyte containing a lithium salt. The all-in-one device according to the disclosure allows the function of the DSSC that generates electrons by receiving solar energy, the function of an electrochromic device (ECD) that blocks light by discoloring an electrode with generated electrons, and the function of a lithium secondary battery (LIB) that stores generated electrons and uses the stored electrons again to be all implemented by one device.Type: ApplicationFiled: April 27, 2021Publication date: July 27, 2023Inventors: Ki Tae Lee, Yoon Tae Park
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Patent number: 11482522Abstract: Semiconductor devices are provided. A semiconductor device includes a gate structure extending in a first direction. The semiconductor device includes an active pattern intersecting the gate structure and having a width in the first direction and a height in a second direction. The width is smaller than the height. Moreover, the semiconductor device includes a source/drain region electrically connected to the active pattern.Type: GrantFiled: September 26, 2019Date of Patent: October 25, 2022Inventors: Mun Hyeon Kim, Byung Gook Park, Keun Hwi Cho, Si Hyun Kim, Ki Tae Lee
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Patent number: 11152926Abstract: A modulator includes: a high voltage transformer transforming a voltage supplied through a primary side and a secondary side to apply a current pulse to a driving device; a bipolar pulse generator applying a magnetizing pulse and a main pulse to a connection line connected to the primary side of the high voltage transformer; and a timing controller controlling a time difference of applying the magnetizing pulse and the main pulse, wherein the bipolar pulse generator includes a magnetizing pulse generation unit generating the magnetizing pulse by using positive power, and a main pulse generation unit generating a negative pulse by using negative power. Also, the modulator includes a pulse waveform controller in which a plurality of unit modules of the same structure is disposed in series through a small transformer on the secondary side of the high voltage transformer.Type: GrantFiled: August 19, 2019Date of Patent: October 19, 2021Assignee: KOREA ATOMIC ENERGY RESEARCH INSTITUTEInventors: Young Uk Jeong, Gudkov Boris, Ki Tae Lee, Sangyoon Bae, Tae Sik Yoon
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Publication number: 20210193429Abstract: There is provided an ultrafast electron diffraction apparatus including: a photoelectron gun configured to emit an electron beam; a bending portion for emitting the electron beam emitted from the photoelectron gun by changing a travel direction of the electron beam by a predetermined angle; and a sample portion including a sample to be analyzed by the electron beam emitted from the bending portion. The electron beam reaches the sample portion in a state that a pulse of the electron beam is compressed and the timing jitter between the pumping light and probe electron pulse is completely reduced as the travel direction of the electron beam is changed by the predetermined angle through the bending portion.Type: ApplicationFiled: December 18, 2020Publication date: June 24, 2021Applicant: KOREA ATOMIC ENERGY RESEARCH INSTITUTEInventors: Young Uk JEONG, Nikolay VINOKUROV, Hyun Woo KIM, Ki Tae LEE, Kyuha JANG, Inhyung BAEK
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Patent number: 10854375Abstract: An electronic device is provided. The electronic device includes a housing and a first coil disposed in the housing and wound around a space formed inside. The housing includes a front cover and a rear cover. The rear cover includes a hole located in a first region of the rear cover that corresponds to the space of the first coil, a first slit that extends from an edge of the rear cover to the hole, and a second slit spaced apart from the first slit and extending from the edge. One end of the second slit is located in a second region of the rear cover that corresponds to the first coil. In addition, various other embodiments recognized through the present specification are possible.Type: GrantFiled: November 7, 2017Date of Patent: December 1, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Keum Su Song, Ji Won Kim, Se Ho Park, Ki Tae Lee, Chang Ho Lee, Chi Hyun Cho
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Patent number: 10853503Abstract: An operation method for an electronic device is disclosed. The operation method for an electronic device according to an embodiment may comprise the steps of: configuring a block layer for virtualizing a storage on a volatile memory as a block device; storing a file in the configured block layer in units of blocks; selectively encoding, in a unit of at least one block, the file which has been stored in units of blocks; and storing at least one of an encoded block and a non-encoded block in the storage.Type: GrantFiled: October 18, 2016Date of Patent: December 1, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Woo-Joong Lee, Yeong-Jin Gil, Sung-Hwan Yun, Ki-Tae Lee, Dae-Ho Jeong, Min-Jung Kim
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Patent number: 10657279Abstract: A portable electronic device, a wearable device and methods for operating the same are provided. The portable electronic device includes a display; a communication interface configured to communicate with a wearable device using wireless short-range communication; a processor; and a memory storing instructions, which when executed by the processor, cause the portable electronic device to establish, via the communication interface, a connection between the portable electronic device and the wearable device, identify a security status of the connected wearable device, limit access to at least one predefined setting item among a plurality of setting items and control the display to display an indication of the identified security status if the identified security status corresponds to a lock status, wherein the at least one predefined setting item relates to a passcode, and allow access to the at least one predefined setting item if the identified security status corresponds to an unlock status.Type: GrantFiled: April 10, 2019Date of Patent: May 19, 2020Assignee: Samsung Electronics Co., LtdInventors: Dong-Il Son, Heung-Sik Shin, Eui-Chang Jung, Ju-Yeong Lee, Ki-Tae Lee
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Publication number: 20200111781Abstract: Semiconductor devices are provided. A semiconductor device includes a gate structure extending in a first direction. The semiconductor device includes an active pattern intersecting the gate structure and having a width in the first direction and a height in a second direction. The width is smaller than the height. Moreover, the semiconductor device includes a source/drain region electrically connected to the active pattern.Type: ApplicationFiled: September 26, 2019Publication date: April 9, 2020Inventors: Mun Hyeon Kim, Byung Gook Park, Keun Hwi Cho, Si Hyun Kim, Ki Tae Lee
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Publication number: 20200067494Abstract: A modulator includes: a high voltage transformer transforming a voltage supplied through a primary side and a secondary side to apply a current pulse to a driving device; a bipolar pulse generator applying a magnetizing pulse and a main pulse to a connection line connected to the primary side of the high voltage transformer; and a timing controller controlling a time difference of applying the magnetizing pulse and the main pulse, wherein the bipolar pulse generator includes a magnetizing pulse generation unit generating the magnetizing pulse by using positive power, and a main pulse generation unit generating a negative pulse by using negative power. Also, the modulator includes a pulse waveform controller in which a plurality of unit modules of the same structure is disposed in series through a small transformer on the secondary side of the high voltage transformer.Type: ApplicationFiled: August 19, 2019Publication date: February 27, 2020Inventors: Young Uk JEONG, Gudkov BORIS, Ki Tae LEE, Sangyoon BAE, Tae Sik YOON
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Patent number: 10511133Abstract: Provided is a linearly polarized ultra-short terahertz wave generating device which has a parabolic barrel mirror installed at one side of a multiple thin film, to generate an ultra-short terahertz wave having single linear-polarized light and uniformly formed output distribution.Type: GrantFiled: August 11, 2016Date of Patent: December 17, 2019Assignee: Korea Atomic Energy Research InstituteInventors: Young Uk Jeong, Boris Gudkov, Nikolay Vinokurov, Ki Tae Lee, Seong Hee Park, Kyuha Jang, Jeong Sang Jo
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Publication number: 20190236299Abstract: A portable electronic device, a wearable device and methods for operating the same are provided. The portable electronic device includes a display; a communication interface configured to communicate with a wearable device using wireless short-range communication; a processor; and a memory storing instructions, which when executed by the processor, cause the portable electronic device to establish, via the communication interface, a connection between the portable electronic device and the wearable device, identify a security status of the connected wearable device, limit access to at least one predefined setting item among a plurality of setting items and control the display to display an indication of the identified security status if the identified security status corresponds to a lock status, wherein the at least one predefined setting item relates to a passcode, and allow access to the at least one predefined setting item if the identified security status corresponds to an unlock status.Type: ApplicationFiled: April 10, 2019Publication date: August 1, 2019Inventors: Dong-Il SON, Heung-Sik SHIN, Eui-Chang JUNG, Ju-Yeong LEE, Ki-Tae LEE