Patents by Inventor Jae Wook Jeon
Jae Wook Jeon 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: 20240144881Abstract: A display apparatus includes a display panel, a gate driver, a data driver and an emission driver. The display panel includes a pixel. The gate driver is configured to output a gate signal to the pixel. The data driver is configured to output a data voltage to the pixel. The emission driver is configured to output an emission signal to the pixel. The pixel includes a light emitting element, a driving switching element configured to apply a driving current to the light emitting element and a bias switching element configured to apply a bias voltage to the driving switching element. The display apparatus increases a level of the bias voltage when a duration of a light emission time of the pixel is increased.Type: ApplicationFiled: July 5, 2023Publication date: May 2, 2024Inventors: SEHYUK PARK, YOUNGHA SOHN, JIN-WOOK YANG, DONGGYU LEE, JAE-HYEON JEON
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Patent number: 11972730Abstract: A display device includes: a display panel and a panel driver for driving the display panel during a plurality of driving frames whose frequencies are varied. Among the driving frames, a first driving frame having a first frequency includes a first write period, and a second driving frame having a second frequency lower than the first frequency includes a second write period and a variable blank period. The panel driver includes a data driver and a driving controller. Each of the first and second write periods includes N horizontal periods (N is an integer number equal to or greater than 1), each of the N horizontal periods has a first duration, and each of the first and second write periods has a second duration corresponding to N times of the first duration. The driving controller applies a training synchronizing signal to the data driver during the variable blank period.Type: GrantFiled: March 27, 2023Date of Patent: April 30, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Donggyu Lee, Jin-Wook Yang, Jae-Hyeon Jeon
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Publication number: 20240128484Abstract: A fuel cell system and a method of controlling the system are provided. The fuel cell system includes: a fuel cell having a plurality of cells to generate power through a reaction between hydrogen supplied to an anode space and oxygen supplied to a cathode space; a power storage device to be charged with power generated by the fuel cell or discharged to supply power; and a controller. The controller recirculates hydrogen, diffused from the anode space to the cathode space, into the anode space by supplying power charged in the power storage device to the fuel cell when the power generation of the fuel cell is stopped. The controller is configured to control whether to supply the power to the fuel cell based on a pressure measured in the anode space and voltages of the cells that constitute the fuel cell.Type: ApplicationFiled: April 18, 2023Publication date: April 18, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Ji Hoon Ryu, Jae Sung Ryu, Jong Hyun Lee, Yei Sik Jeon, Young Wook Cheong
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Publication number: 20240124058Abstract: A corner module apparatus may include: a drive unit configured to provide driving power to a wheel, a knuckle unit connected to the drive unit, a steering drive unit configured to generate a steering force while extending or contracting in a longitudinal direction, a steering angle adjustment unit connected to the knuckle unit, disposed so that a longitudinal direction thereof is different from the longitudinal direction of the steering drive unit, and configured to adjust a steering angle of the wheel in conjunction with the steering force generated from the steering drive unit, and a crank member disposed to be spaced apart from the steering drive unit in a height direction of the vehicle body and configured to convert a transmission direction of the steering force, which is generated from the steering drive unit, into the longitudinal direction of the steering angle adjustment unit.Type: ApplicationFiled: August 23, 2023Publication date: April 18, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jae Woong JEON, Jin Wook JOO
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Patent number: 11961474Abstract: A display device is disclosed that includes a pixel. The pixel includes a first transistor connected between a second node and a third node and including a gate electrode connected to a first node. A first capacitor is formed between the first node and a fourth node. A second capacitor is formed between the fourth node and a first power line. A second transistor is connected between a data line and the fourth node. An eighth transistor is connected between the first power line and the second node. A ninth transistor is connected between the second node and a bias power line. A sixth transistor is connected between the third node and a fifth node. A light emitting element is electrically connected between the fifth node and a second power line. A gate electrode of the eighth transistor and a gate electrode of the sixth transistor are connected to different gate lines.Type: GrantFiled: January 2, 2023Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Jin Wook Yang, Dong Gyu Lee, Jae Hyeon Jeon
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Patent number: 11961463Abstract: A pixel connected to a first scan line includes a light-emitting element including an anode and a cathode, a first transistor including a first electrode, a second electrode, and a gate electrode connected to a first node, a first capacitor connected between the first node and a second node, a second transistor connected between the second electrode of the first transistor and the first node including a gate electrode connected to the first scan line, a third transistor including a first electrode, a second electrode connected to the second node, and a gate electrode connected to the first scan line, and a fourth transistor including a first electrode connected to a first driving voltage line, a second electrode connected to the first electrode of the first transistor, and a gate electrode connected to the first scan line.Type: GrantFiled: May 11, 2023Date of Patent: April 16, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin-Wook Yang, Yu-Chol Kim, Donggyu Lee, Jaekeun Lim, Jae-Hyeon Jeon
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Patent number: 11955066Abstract: A display device includes: a display panel which displays an image corresponding to each of a plurality of frames, and a source driver which drives the display panel. The plurality of frames includes a first frame operating at a first operating frequency, and a second frame operating at a frequency higher than the first operating frequency. The first frame includes a write cycle section, a hold cycle section, and a blank section including a standby section. The source driver operates in a normal driving mode during the write cycle section and the hold cycle section, and operates in a low-power driving mode during the standby section.Type: GrantFiled: April 7, 2023Date of Patent: April 9, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Jin-Wook Yang, Sehyuk Park, Donggyu Lee, Jae-Hyeon Jeon
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Publication number: 20240112622Abstract: A pixel includes: a light-emitting element including an anode and a cathode, a first transistor including a first and a second electrode and a gate electrode connected with a first node, a third transistor connected between the second electrode of the first transistor and the first node and including a gate electrode connected with a first scan line, a sixth transistor connected between the second electrode of the first transistor and the anode and including a gate electrode connected with a first emission line, and a seventh transistor connected between the anode and an initialization voltage line and including a gate electrode connected with a second scan line. During an initialization period, the third, sixth, and seventh transistors are turned on such that an initialization voltage from the initialization voltage line is transferred to the gate electrode of the first transistor.Type: ApplicationFiled: July 20, 2023Publication date: April 4, 2024Inventors: JIN-WOOK YANG, YU-CHOL KIM, DONGGYU LEE, JAE-HYEON JEON
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Patent number: 11949885Abstract: An intra prediction method and a device using the intra prediction method are provided. The intra prediction method includes the steps of: deriving a current prediction mode as a prediction mode of a current block; constructing neighboring samples of the current block with available reference samples; filtering the available reference samples; and generating predicted samples of the current block on the basis of the filtered available reference samples. The filtering step includes performing the filtering using the available reference sample located in the prediction direction of the current prediction mode and a predetermined number of available reference samples neighboring to the prediction direction of the current prediction mode.Type: GrantFiled: May 2, 2023Date of Patent: April 2, 2024Assignee: LG ELECTRONICS INC.Inventors: Yong Joon Jeon, Seung Wook Park, Jung Sun Kim, Joon Young Park, Byeong Moon Jeon, Jae Hyun Lim
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Publication number: 20240105104Abstract: A pixel includes: a light emitting element; a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is to be applied, and a third node electrically connected to the light emitting element; and a bias control transistor configured to be controlled in operating timing thereof by a bias control signal, and configured to switch electrical connection between the second node and a bias power line for transmitting a bias voltage. In one frame period, a voltage level of the bias voltage to be applied to the second node sequentially increases.Type: ApplicationFiled: April 12, 2023Publication date: March 28, 2024Inventors: Se Hyuk PARK, Hong Soo KIM, Young Ha SOHN, Jin Wook YANG, Dong Gyu LEE, Jae Hyeon JEON
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Publication number: 20240096265Abstract: A pixel includes: a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is applied, and a third node electrically connected to the light emitting element; a first emission control transistor having an on-off timing controlled by a first emission control signal; and a second emission control transistor having an on-off timing controlled by a second emission control signal. A time interval exists between a time at which the first emission control signal having a turn-on level is input such that a voltage of the second node is dropped from a bias voltage having a voltage level higher than a voltage level of the first power voltage and a time at which the second emission control signal having a turn-on level is input.Type: ApplicationFiled: April 12, 2023Publication date: March 21, 2024Inventors: Young Ha SOHN, Se Hyuk PARK, Jin Wook YANG, Dong Gyu LEE, Jae Hyeon JEON
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Publication number: 20240075920Abstract: A method for controlling driving of a hybrid electric vehicle includes collecting driving data while the hybrid electric vehicle is driven, determining whether the hybrid electric vehicle enters a first mode corresponding to emergency driving of the hybrid electric vehicle or a second mode corresponding to control in preparation for the emergency driving, and controlling the hybrid electric vehicle in accordance with a mode that the hybrid electric vehicle enters among the first mode and the second mode.Type: ApplicationFiled: January 31, 2023Publication date: March 7, 2024Applicants: HYUNDAI MOTOR COMPANY, KIA CORPORATIONInventors: Sung Bae Jeon, Seong Wook Moon, Do Hwa Kim, Gyu Ri Lee, Sung Il Jung, Jae Young Park, Jeong Eun Kim, Hui Un Son
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Publication number: 20240078963Abstract: A pixel connected to a first scan line includes a light-emitting element including an anode and a cathode, a first transistor including a first electrode, a second electrode, and a gate electrode connected to a first node, a first capacitor connected between the first node and a second node, a second transistor connected between the second electrode of the first transistor and the first node including a gate electrode connected to the first scan line, a third transistor including a first electrode, a second electrode connected to the second node, and a gate electrode connected to the first scan line, and a fourth transistor including a first electrode connected to a first driving voltage line, a second electrode connected to the first electrode of the first transistor, and a gate electrode connected to the first scan line.Type: ApplicationFiled: May 11, 2023Publication date: March 7, 2024Inventors: JIN-WOOK YANG, YU-CHOL KIM, DONGGYU LEE, JAEKEUN LIM, JAE-HYEON JEON
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Patent number: 11922866Abstract: A pixel includes: a first transistor including a gate electrode electrically connected to a first node, a second node to which a first power voltage for driving the light emitting element is applied, and a third node electrically connected to the light emitting element; a first emission control transistor having an on-off timing controlled by a first emission control signal; and a second emission control transistor having an on-off timing controlled by a second emission control signal. A time interval exists between a time at which the first emission control signal having a turn-on level is input such that a voltage of the second node is dropped from a bias voltage having a voltage level higher than a voltage level of the first power voltage and a time at which the second emission control signal having a turn-on level is input.Type: GrantFiled: April 12, 2023Date of Patent: March 5, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Young Ha Sohn, Se Hyuk Park, Jin Wook Yang, Dong Gyu Lee, Jae Hyeon Jeon
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Publication number: 20240066935Abstract: The suspension apparatus may include a driving unit configured to provide driving power to a wheel, a first knuckle coupled with the driving unit, rotated around a steering axis, and configured to change a steering angle of the wheel, a second knuckle disposed to face the first knuckle and configured to rotatably support the first knuckle, a suspension arm configured to extend from a vehicle body and to support the second knuckle against the vehicle body, a shock absorber connected to the second knuckle and configured to absorb a shock that is applied to the second knuckle, and a rotation restriction member provided between the second knuckle and the shock absorber and configured to restrict the second knuckle from being rotated along with the first knuckle.Type: ApplicationFiled: August 23, 2023Publication date: February 29, 2024Applicant: HYUNDAI MOBIS CO., LTD.Inventors: Jae Woong JEON, Jin Wook JOO
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Publication number: 20230334980Abstract: A method of predicting traffic information includes receiving a road image photographed by a vehicle that is moved on a road, and detecting an object for the vehicle from a plurality of frames included in the road image; tracking the object detected in the plurality of frames; checking a movement trajectory of the tracked object, and checking a movement direction corresponding to the movement trajectory of the object; and checking a number of vehicles for each movement direction on the basis of the checked movement direction.Type: ApplicationFiled: April 12, 2023Publication date: October 19, 2023Applicant: Research & Business Foundation SUNGKYUNKWAN UNIVERSITYInventors: Jae Wook JEON, Long Hoang PHAM, Hyung Min JEON, Duong Nguyen Ngoc TRAN
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Publication number: 20230186595Abstract: Provided is an object detection method using template matching. The method includes a step of specifying a template image of an object that is to be detected in an input image and generating a descriptor of the specified template image, an image pyramid generation step of converting a scale of the input image and generating image patches, a step of determining a rotation angle of the input image, a step of generating a descriptor of the generated image patches based on the determined rotation angle, and a step of matching the descriptor of the specified template image and the descriptor of the generated image patches, thus detecting the object that is to be detected. Therefore, it is possible to detect an object in real time without being limited by the size, angle, type, etc. of the object that is to be detected.Type: ApplicationFiled: December 15, 2022Publication date: June 15, 2023Applicant: Research & Business Foundation Sungkyunkwan UniversityInventors: Jae Wook JEON, Jung Rok KIM, Han Sung LEE, Yong Hyeon KWON
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Publication number: 20210216294Abstract: Disclosed is a system for reprogramming an electronic control unit (ECU). The system for reprogramming an ECU according to the present disclosure preferentially stores controller area network (CAN) frames in a temporary storage medium, transmits the CAN frames to a main storage medium when the temporary storage medium receives a certain capacity, and minimizes the time required for reprogramming. The system for reprogramming an ECU according to the present disclosure can be linked to an artificial intelligence module, a robot, an augmented reality (AR) device, a virtual reality (VR) device, and a device related to 5G service.Type: ApplicationFiled: December 28, 2020Publication date: July 15, 2021Applicant: RESEARCH & BUSINESS FOUNDATION SUNGKYUNKWAN UNIVERSITYInventors: Jae Wook JEON, Jun Young MOON, Do Yeon KIM, Min Hee JO
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Patent number: 10618467Abstract: A method for providing an omnidirectional image of the surroundings of a vehicle including distance information comprises a plurality of mono cameras placed at different positions of a vehicle's obtaining a plurality of images with different field of views; an image processing device disposed in the vehicle's combining the plurality of images into an omnidirectional image showing the surroundings of the vehicle; the image processing device's selecting two images with overlapping regions from among the plurality of images and generating a stereo image for the overlapping region by using the two images; a display device disposed in the vehicle displaying an omnidirectional image and displaying information about objects recognized through the stereo image.Type: GrantFiled: March 22, 2017Date of Patent: April 14, 2020Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Jae Wook Jeon, Sang Jun Lee, Jin Young Byun, Byung Oh Jo, Seong Wook Jang
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Patent number: 10594424Abstract: A time synchronization slave apparatus and a method of determining a time synchronization period are disclosed. In the apparatus, a time synchronization processing unit performs a time synchronization operation and determines an offset and a rate used to correct local time error based on a calculated time error, a timer corrects the local time based on the determined offset and rate, a time error estimation unit estimates a time error in the local time during a present time synchronization period, and generates excess error information regarding an excess point at which the estimated time error exceeds a threshold allowable time error range, a time synchronization period determination unit determines a subsequent time synchronization period based on the excess error information, and a synchronization period information transmission unit transmits synchronization period information regarding the subsequent time synchronization period to a time synchronization master apparatus.Type: GrantFiled: May 29, 2015Date of Patent: March 17, 2020Assignee: Research & Business Foundation Sungkyunkwan UniversityInventors: Jae Wook Jeon, Jin Ho Kim, Bo Mu Cheon, Yong Ju Kim