Patents by Inventor Jong Woon Kim
Jong Woon Kim 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: 20250020302Abstract: A lighting system is capable of forming pattern images at various locations while having a simplified structure. The lighting system includes a lighting device that emits light for forming a pattern image at at least one location; and a control device configured to control a target direction to which the irradiation light is emitted based on at least one of vehicle state information or vehicle surrounding information.Type: ApplicationFiled: September 26, 2024Publication date: January 16, 2025Inventors: Ki Hae SHIN, Jong Woon KIM, Jong Min LEE
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Publication number: 20240364299Abstract: A bulk acoustic resonator includes an active region in which a first electrode disposed on a substrate, a piezoelectric layer disposed on the first electrode in a height direction, and a second electrode disposed on the piezoelectric layer in the height direction overlap each other in the height direction; a peripheral region in which the first electrode or the second electrode extends outwardly from the active region so that the first electrode and the second electrode do not overlap each other in the height direction in the peripheral region; and an auxiliary layer disposed in the peripheral region, wherein a first cutoff frequency of the active region is substantially equal to a second cutoff frequency of the peripheral region.Type: ApplicationFiled: March 18, 2024Publication date: October 31, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jong Woon KIM, Jeonga KIM, Jeong Hoon RYOU, Won HAN, Sang Uk SON, Tae Kyung LEE
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Publication number: 20240356524Abstract: A bulk acoustic resonator includes a resonance portion including a first electrode, a piezoelectric layer disposed on the first electrode along a height direction, and a second electrode disposed on the piezoelectric layer along the height direction. The resonance portion includes an overlapping region in which the first electrode, the piezoelectric layer, and the second electrode overlap each other along the height direction. The overlapping region includes a central portion and an edge portion disposed outside the central portion, and including a first edge portion and a second edge portion. A height of the second electrode of the first edge portion and a height of the second electrode of the second edge portion are lower than a height of the second electrode of the central portion along the height direction, and are different from each other along the height direction.Type: ApplicationFiled: February 22, 2024Publication date: October 24, 2024Applicant: SAMSUNG ELECTRO-MECHANICS CO., LTD.Inventors: Won HAN, Sang Uk SON, Jong Woon KIM, Sungwook KIM, Jeong Hoon RYOU, Daehun JEONG, Jung-Eun YOUM, Sangheon HAN, Jeonga KIM, Hwasun LEE
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Patent number: 12057822Abstract: A bulk acoustic resonator includes a first electrode disposed on an upper side of a substrate, a piezoelectric layer disposed on an upper surface of the first electrode, and a second electrode disposed on an upper surface of the piezoelectric layer, wherein an upper surface of at least one of the first electrode and the second electrode has a recess region, wherein a depth of the recess region is D, a width of the recess region is W, and a resonance frequency is F, and ln is a natural logarithm, and wherein [{ln(D*W)}/(?0.59*F)] is [[ln{0.008 (?m)2}]/{?0.59*(3.5 GHz)}] or more and [[ln{0.022 (?m)2}]/{?0.59*(3.5 GHz)}] or less.Type: GrantFiled: May 4, 2021Date of Patent: August 6, 2024Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Sang Uk Son, Sung Wook Kim, Won Han, Jong Woon Kim, Jeong Hoon Ryou, Sang Heon Han
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Patent number: 11987174Abstract: A lighting device irradiating light to different locations includes a light irradiation unit that generates light; an optical path adjustment unit that adjusts a path of the light radiated from the light irradiation unit to allow a road surface pattern to be formed at a predetermined location on a road surface around a vehicle; and a driving unit that adjusts the optical path adjustment unit to allow the road surface pattern to be formed at different locations on the road surface around the vehicle.Type: GrantFiled: May 23, 2022Date of Patent: May 21, 2024Assignee: SL CorporationInventors: Hye Jin Park, Jong Min Lee, Ki Hae Shin, Jong Woon Kim, Min Gi Jung
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Publication number: 20240148923Abstract: A sterilization device includes a housing; a sterilization unit which emits germicidal light for sterilization of at least one target area to be sterilized; and a drive unit which moves at least a part of the sterilization unit between the outside and inside of the housing through an opening provided in the housing.Type: ApplicationFiled: January 11, 2024Publication date: May 9, 2024Inventors: Hyun Woo Choi, Sang Hyoung Lee, Woo Yeong Son, Jong Woon Kim, Hae Ryun Lee, Man Young Chun, Dong Hwan Sin
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Publication number: 20240139362Abstract: A sterilization apparatus includes a housing; a sterilization unit for irradiating, with sterilization light, at least one region to be sterilized; and a driving unit for moving the sterilization unit into and out of the housing via an opening of the housing and rotating the sterilization unit about a rotation axis.Type: ApplicationFiled: January 11, 2024Publication date: May 2, 2024Inventors: Hyun Woo Choi, Sang Hyoung Lee, Jong Min Lee, Jong Woon Kim, Hae Ryun Lee, Man Young Chun, Hye Jin Park
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Patent number: 11946610Abstract: A vehicle lamp for emitting light at various locations adjacent to a vehicle while having a simplified configuration is provided. A vehicle lamp includes a light-emitting unit that emits light to form a road surface pattern, and a movable unit on which the light-emitting unit is mounted. The light generated by the light-emitting unit enables the road surface pattern to be formed on different locations of a road surface adjacent to the vehicle as the movable unit rotates.Type: GrantFiled: February 17, 2023Date of Patent: April 2, 2024Assignee: SL CorporationInventors: Jong Min Lee, Jong Woon Kim, Hye Jin Park
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Patent number: 11890985Abstract: A vehicle lamp includes a light source unit including a plurality of light sources; an optical unit including a plurality of incidence lenses, a plurality of emission lenses corresponding to the plurality of incidence lenses, and a plurality of shields each configured to block a part of light from being incident on each of the plurality of emission lenses; and a light transmission unit that transmits light generated from the light source unit to the optical unit. In particular, the optical unit is divided into a plurality of transmission regions that transmit the light generated from each of the plurality of light sources to allow a pattern region corresponding to each of the plurality of light sources to be formed.Type: GrantFiled: July 25, 2022Date of Patent: February 6, 2024Assignee: SL CorporationInventors: Jeong Su Lee, Jong Woon Kim, Nak Jung Choi
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Patent number: 11881160Abstract: A display device includes: a pixel component including pixels; a timing controller configured to calculate a load variation between previous input grayscale values corresponding to a previous frame and current input grayscale values corresponding to a current frame; a current sensor configured to sense a current flowing through the pixels during the current frame and generate a global current value for the sensed current, store time points at which the global current value becomes equal to preset threshold current values, respectively, and generate a global current variation rate corresponding to a section between the stored time points of the current frame; and a scale factor provider configured to control a scale factor in a period of the current frame in the case where the load variation is equal to or more than a reference load variation.Type: GrantFiled: February 8, 2023Date of Patent: January 23, 2024Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Sik Yoon, Jong Woon Kim, Won Jin Seo, Ki Hyun Sung, Ye Seul Lee, Dae Ho Hwang
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Publication number: 20240021143Abstract: A display device includes: a pixel component including pixels; a timing controller configured to calculate a load variation between previous input grayscale values corresponding to a previous frame and current input grayscale values corresponding to a current frame; a current sensor configured to sense a current flowing through the pixels during the current frame and generate a global current value for the sensed current, store time points at which the global current value becomes equal to preset threshold current values, respectively, and generate a global current variation rate corresponding to a section between the stored time points of the current frame; and a scale factor provider configured to control a scale factor in a period of the current frame in the case where the load variation is equal to or more than a reference load variation.Type: ApplicationFiled: February 8, 2023Publication date: January 18, 2024Inventors: Hyun Sik YOON, Jong Woon KIM, Won Jin SEO, Ki Hyun SUNG, Ye Seul LEE, Dae Ho HWANG
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Patent number: 11699388Abstract: A display device includes: a display panel including pixels emitting light, based on a data voltage; a current limiter for determining a scale factor by comparing a previous frame load with a predetermined threshold load, and generating compensated image data by applying the scale factor to current image data as input image data of a current frame to adjust the data voltage; and a data driver for converting the compensated image data into the data voltage and providing the data voltage to the display panel.Type: GrantFiled: February 2, 2022Date of Patent: July 11, 2023Assignee: SAMSUNG DISPLAY CO., LTD.Inventors: Hyun Sik Yoon, Jong Woon Kim, Ick Kyu Jang, Dae Ho Hwang
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Publication number: 20230194888Abstract: An optical device for a vehicle includes an optical sensor module for detecting light that propagates through a light transmitting member; and a correction optical system that includes at least one optical member for allowing the light that propagates between the light transmitting member and the optical sensor module to be refracted in a direction different from a direction refracted by the light transmitting member.Type: ApplicationFiled: February 10, 2023Publication date: June 22, 2023Inventors: Chang Ho RYU, Jong Woon KIM, Hyeong Do KIM
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Publication number: 20230194065Abstract: A vehicle lamp for emitting light at various locations adjacent to a vehicle while having a simplified configuration is provided. A vehicle lamp includes a light-emitting unit that emits light to form a road surface pattern, and a movable unit on which the light-emitting unit is mounted. The light generated by the light-emitting unit enables the road surface pattern to be formed on different locations of a road surface adjacent to the vehicle as the movable unit rotates.Type: ApplicationFiled: February 17, 2023Publication date: June 22, 2023Inventors: Jong Min LEE, Jong Woon KIM, Hye Jin PARK
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Publication number: 20230166654Abstract: A vehicle lamp includes a light source unit including a plurality of light sources; an optical unit including a plurality of incidence lenses, a plurality of emission lenses corresponding to the plurality of incidence lenses, and a plurality of shields each configured to block a part of light from being incident on each of the plurality of emission lenses; and a light transmission unit that transmits light generated from the light source unit to the optical unit. In particular, the optical unit is divided into a plurality of transmission regions that transmit the light generated from each of the plurality of light sources to allow a pattern region corresponding to each of the plurality of light sources to be formed.Type: ApplicationFiled: July 25, 2022Publication date: June 1, 2023Inventors: Jeong Su LEE, Jong Woon KIM, Nak Jung CHOI
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Patent number: 11608955Abstract: A lamp for a vehicle includes a light emitting unit for generating light, and an optical unit for forming a predetermined light irradiation pattern by outputting the light incident from the light emitting unit through a plurality of optical modules each including an incident lens and an output lens. The light emitting unit includes a light source unit, and a plurality of reflectors arranged in a left-right direction to allow the light generated from the light source unit to be reflected to the optical unit, and the optical unit includes a plurality of areas for outputting the light incident from the plurality of reflectors.Type: GrantFiled: December 1, 2021Date of Patent: March 21, 2023Assignee: SL CorporationInventors: Nak Jung Choi, Jong Woon Kim, Jeong Su Lee
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Patent number: 11595015Abstract: An acoustic wave resonator includes a resonating part disposed on and spaced apart from a substrate by a cavity, the resonating part including a membrane layer, a first electrode, a piezoelectric layer, and a second electrode that are sequentially stacked. 0 ???Mg?170 ? may be satisfied, ?Mg being a difference between a maximum thickness and a minimum thickness of the membrane layer disposed in the cavity.Type: GrantFiled: August 13, 2020Date of Patent: February 28, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Kyung Lee, Tae Yoon Kim, Sang Kee Yoon, Chang Hyun Lim, Jong Woon Kim, Moon Chul Lee
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Patent number: 11578849Abstract: Provided is a lamp for a vehicle capable of achieving uniform brightness while improving sharpness of a light irradiation pattern. The vehicle lamp includes a light source system; and an optical system configured to allow light emitted from the light source system to be incident to the optical system through a plurality of incident lenses and to exit through a plurality of exit lenses corresponding to the plurality of incident lenses. The plurality of exit lenses include a first exit lens configured to output light therefrom in a first direction, and a second exit lens configured to output light therefrom in a second direction that is tilted by a predetermined angle with respect to the first direction.Type: GrantFiled: June 25, 2021Date of Patent: February 14, 2023Assignee: SL CorporationInventors: Jeong Su Lee, Jong Woon Kim
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Patent number: 11569793Abstract: An acoustic resonator includes: a resonating unit including a resonating unit including a piezoelectric layer and first and second electrodes disposed on a lower side and an upper side of the piezoelectric layer, respectively; a substrate disposed on a lower side of the resonating unit; a support unit providing a cavity between the substrate and the resonating unit; and an intermediate metal layer separated from the second electrode and disposed in the resonating unit such that at least a portion thereof is surrounded by the piezoelectric layer and the second electrode.Type: GrantFiled: November 22, 2019Date of Patent: January 31, 2023Assignee: Samsung Electro-Mechanics Co., Ltd.Inventors: Tae Yoon Kim, Jong Woon Kim, Dae Hun Jeong, Moon Chul Lee
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Patent number: RE49922Abstract: An organic light emitting display device is disclosed. One inventive aspect includes a plurality of pixels provided at a region sectioned by scan lines and data lines and an initialization power unit. The plurality of pixels are configured to control the amount of a current flowing from a first power source to a second power source through an organic light emitting diode in response to a data signal. The initialization power unit supplies initialization power to a driving transistor within each pixel circuit. The initialization power unit further controls the voltage of the initialization power supply to maintain a substantially constant voltage difference between the second power source and the initialization power.Type: GrantFiled: February 20, 2020Date of Patent: April 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Sang-Hyun Lee, Jong-Woon Kim