Patents by Inventor Soo-Min Jeong
Soo-Min Jeong 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: 20240187287Abstract: A transmission apparatus of a single carrier-based wireless communication system is proposed. The transmission apparatus may include a transceiver, a memory configured to store one or more instructions; and a processor configured to execute the one or more instructions stored in the memory. The processor may generate data symbols by modulating traffic data, generate a cyclic prefix (CP) on the basis of the data symbols, and generate a pilot symbol for the data symbol. The transceiver may transmit a single carrier frequency domain equalizer (SC-FDE) frame including the data symbol, the CP, and the pilot symbol. The data symbols may include first data symbols and second data symbols. The pilot symbol may be transmitted after transmission of the first data symbols and before transmission of the second data symbols.Type: ApplicationFiled: December 4, 2023Publication date: June 6, 2024Inventors: Jae Seang LEE, Sung Min LEE, Joo Hang SON, Soo Il KIM, Eui Rim JEONG, Kyung Woo KIM, Jae Hyun KIM
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Patent number: 11974041Abstract: Provided are a shaper unit and an image stabilization device. A shaper unit, according to one aspect of the present invention, comprises: a shaper body formed of a transparent material; first glass disposed on one side of the shaper body; a membrane disposed on one side of the first glass; a variable prism disposed on one side of the membrane; and a second glass disposed on one side of the variable prism.Type: GrantFiled: June 9, 2020Date of Patent: April 30, 2024Assignee: LG INNOTEK CO., LTD.Inventors: Soo Min Jeong, Ji Sung Kim, Jun Seok Oh
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Publication number: 20240138077Abstract: A circuit board according to an embodiment includes a first insulating layer; a second insulating layer disposed on the first insulating layer and including a cavity; a pad disposed on the first insulating layer and having a top surface exposed through the cavity; wherein the cavity of the second insulating layer includes: a bottom surface positioned higher than the top surface of the first insulating layer; and an inner wall extending from the bottom surface, wherein the inner wall includes: a first inner wall extending from the bottom surface and having a first inclination angle; and a second inner wall extending from the first inner wall and having a second inclination angle different from the first inclination angle.Type: ApplicationFiled: April 25, 2021Publication date: April 25, 2024Inventors: Jong Bae SHIN, Soo Min LEE, Jae Hun JEONG
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Patent number: 11967614Abstract: Provided is a semiconductor device comprising an active region on a substrate and including first and second sidewalls extending in a first direction and an epitaxial pattern on the active region, wherein the epitaxial pattern includes first and second epitaxial sidewalls extending from the first and second sidewalls, respectively, the first epitaxial sidewall includes a first epitaxial lower sidewall, a first epitaxial upper sidewall, and a first epitaxial connecting sidewall connecting the first epitaxial lower sidewall and the first epitaxial upper sidewall, the second epitaxial sidewall includes a second epitaxial lower sidewall, a second epitaxial upper sidewall, and a second epitaxial connecting sidewall connecting the second epitaxial lower sidewall and the second epitaxial upper sidewall, a distance between the first and second epitaxial upper sidewalls decreases away from the active region, and the first and second epitaxial lower sidewalls extend in parallel to a top surface of the substrate.Type: GrantFiled: April 7, 2022Date of Patent: April 23, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jung Gil Yang, Seung Min Song, Soo Jin Jeong, Dong Il Bae, Bong Seok Suh
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Publication number: 20240120243Abstract: A circuit board according to an embodiment includes a first insulating layer; a second insulating layer disposed on the first insulating layer and including a cavity; and a plurality of pads disposed on the first insulating layer and having top surfaces exposed through the cavity; wherein the cavity of the second insulating layer includes: a bottom surface positioned higher than a top surface of the first insulating layer; and an inner wall extending from the bottom surface, wherein the inner wall is perpendicular to top or bottom surface of the second insulating layer, wherein the bottom surface of the cavity includes: a first bottom surface positioned lower than a top surface of the pad and positioned outside an arrangement region of the plurality of pads; and a second bottom surface positioned lower than the top surface of the pad and positioned inside the arrangement region of the plurality of pads, and wherein a height of the first bottom surface is different from a height of the second bottom surface.Type: ApplicationFiled: April 26, 2021Publication date: April 11, 2024Inventors: Jong Bae SHIN, Moo Seong KIM, Soo Min LEE, Jae Hun JEONG
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Publication number: 20240068460Abstract: A variable displacement swash plate type compressor control method and a variable displacement swash plate type compressor controlled thereby may include a first determination step of determining whether liquid refrigerant exists within the variable displacement swash plate type compressor; a first operation step of applying power to the field coil assembly and of not applying current to the electronic control valve, when it is determined in the first determination step S1 that the liquid refrigerant exists; a second determination step of comparing an elapsed period of time of operating in the first operation step with a predetermined reference time; and a second operation step of maintaining the power applied in the first operation step to the field coil assembly and applying current to the electronic control valve when the elapsed period of time is greater than or equal to the reference time.Type: ApplicationFiled: July 13, 2022Publication date: February 29, 2024Inventors: Hyung In Choi, Seong Gyu Gong, Young Min Kim, Eun Gi Son, Joo Young Lee, Soo Cheol Jeong
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Patent number: 11627253Abstract: Embodiments relate to a camera actuator and a camera module including same. The camera actuator according to an embodiment comprises a lens unit, a shaper unit, a first driver coupled to the shaper unit, and a second driver arranged to correspond to the first driver. The shaper unit may include a first protruding region having a first protrusion which protrudes from a surface of a first side and a second protrusion which protrudes from another surface of the first side and is separated from the first protrusion; and a second protruding region comprising a third protrusion which protrudes from a surface of a second side and a fourth protrusion which protrudes from another surface of the second side and is separated from the third protrusion.Type: GrantFiled: October 4, 2019Date of Patent: April 11, 2023Assignee: LG INNOTEK CO., LTD.Inventor: Soo Min Jeong
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Publication number: 20220413356Abstract: A camera device according to one embodiment of the present invention comprises: a base; a first lens assembly which is disposed in the base and includes a first lens group and a first lens support unit to which the first lens group is fixed; a second lens assembly which is disposed in the base and includes a second lens group and a second lens support unit to which the second lens group is fixed; and a driving unit for moving the second lens assembly, wherein a first stopper member and a second stopper member are formed on the inner wall of the second lens support unit and spaced apart from each other by a distance that is greater than the height of the first lens assembly along the movement direction of the second lens support unit, the first lens assembly is accommodated between the first stopper member and the second stopper member in the second lens support unit, and the second lens assembly moves alongside the first lens assembly within the base.Type: ApplicationFiled: October 8, 2020Publication date: December 29, 2022Applicant: LG INNOTEK CO., LTD.Inventors: Young Bae JANG, Jae Wook KWON, Dae Sik JANG, Soo Min JEONG
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Publication number: 20220264006Abstract: Provided are a shaper unit and an image stabilization device. A shaper unit, according to one aspect of the present invention, comprises: a shaper body formed of a transparent material; first glass disposed on one side of the shaper body, a membrane disposed on one side of the first glass; a variable prism disposed on one side of the membrane; and a second glass disposed on one side of the variable prism.Type: ApplicationFiled: June 9, 2020Publication date: August 18, 2022Inventors: Soo Min JEONG, Ji Sung KIM, Jun Seok OH
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Patent number: 11347077Abstract: A camera module according to an embodiment of the present invention includes a prism part configured to convert incident light to parallel light in an optical axis direction, a tilting part through which the parallel light passes and which changes an optical path of the parallel light by changing an angle of a surface through which the parallel light passes, a lens part configured to collect the parallel light of which the optical path is changed, and an image sensor part configured to convert the parallel light collected by the lens part to an electrical signal, wherein the tilting part is disposed between the prism part and the lens part.Type: GrantFiled: June 7, 2019Date of Patent: May 31, 2022Assignee: LG INNOTEK CO., LTD.Inventors: Chang Gyun Son, Ji Sung Kim, Soo Min Jeong
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Publication number: 20220121036Abstract: The embodiment relates to an image stabilization device and a camera module including the same. The image stabilization device according to the embodiment includes: a first prism for changing a path of a light beam; a second prism disposed below the first prism and changing a path of light beam emitted from the first prism; an image stabilization control unit for controlling a shape of the second prism including a coil part and a magnet part. The first prism may be disposed inside the image stabilization control unit. The second prism may be a variable wedge prism. The image stabilization control unit may control the path of the light beam by changing the shape of the second prism through the magnet part.Type: ApplicationFiled: August 14, 2019Publication date: April 21, 2022Inventors: Kyung Won KIM, Soo Min JEONG, Ji Sung KIM
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Publication number: 20210377447Abstract: Embodiments relate to a camera actuator and a camera module including same. The camera actuator according to an embodiment comprises a lens unit, a shaper unit, a first driver coupled to the shaper unit, and a second driver arranged to correspond to the first driver. The shaper unit may include a first protruding region having a first protrusion which protrudes from a surface of a first side and a second protrusion which protrudes from another surface of the first side and is separated from the first protrusion; and a second protruding region comprising a third protrusion which protrudes from a surface of a second side and a fourth protrusion which protrudes from another surface of the second side and is separated from the third protrusion.Type: ApplicationFiled: October 4, 2019Publication date: December 2, 2021Inventor: Soo Min JEONG
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Patent number: 11143844Abstract: An embodiment provides an imaging lens comprising first to third lens groups arranged sequentially from an object side to an image side and having refractive power, wherein the distances of the second lens group and the third lens group from the first lens group are variable such that a tele mode having a narrow angle of view and a wide mode having a wide angle of view can be implemented, the EFL in the tele mode is no more than 2.5 times the EFL in the wide mode, 2<Fnumber<5 and 15 mm<TTL?40 mm.Type: GrantFiled: January 18, 2019Date of Patent: October 12, 2021Assignee: LG INNOTEK CO., LTD.Inventors: Ji Sung Kim, Dae Sik Jang, Soo Min Jeong
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Publication number: 20210239999Abstract: A camera module according to an embodiment of the present invention includes a prism part configured to convert incident light to parallel light in an optical axis direction, a tilting part through which the parallel light passes and which changes an optical path of the parallel light by changing an angle of a surface through which the parallel light passes, a lens part configured to collect the parallel light of which the optical path is changed, and an image sensor part configured to convert the parallel light collected by the lens part to an electrical signal, wherein the tilting part is disposed between the prism part and the lens part.Type: ApplicationFiled: June 7, 2019Publication date: August 5, 2021Applicant: LG INNOTEK CO., LTD.Inventors: Chang Gyun SON, Ji Sung KIM, Soo Min JEONG
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Publication number: 20200326508Abstract: An embodiment provides an imaging lens comprising first to third lens groups arranged sequentially from an object side to an image side and having refractive power, wherein the distances of the second lens group and the third lens group from the first lens group are variable such that a tele mode having a narrow angle of view and a wide mode having a wide angle of view can be implemented, the EFL in the tele mode is no more than 2.5 times the EFL in the wide mode, 2<Fnumber<5 and 15 mm<TTL?40 mm.Type: ApplicationFiled: January 18, 2019Publication date: October 15, 2020Inventors: Ji Sung KIM, Dae Sik JANG, Soo Min JEONG
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Patent number: 10215951Abstract: The present invention relates to a camera module, and the present invention comprises: a lens unit; a lens barrel for fixing the lens unit; a substrate unit, which has an image sensor mounted thereon, for converting light incident through the lens unit into an electric signal; and a housing accommodating the substrate unit in an inner space thereof and of which one side is coupled to the lens barrel, and the present invention can comprise: a transmission coil accommodated inside the housing so as to form an electric field, and a conductive heating element arranged on an outer surface of the lens unit or on an outer circumferential surface of the lens barrel, and in which an induced current is generated by the electric field formed by the transmission coil. Since the present invention heats a lens by wirelessly supplying power to a heating element through simple configurations such as a transmission coil and the heating element, large changes are unnecessary in the volume and the structure of a camera module.Type: GrantFiled: July 8, 2016Date of Patent: February 26, 2019Assignee: LG INNOTEK CO., LTD.Inventors: Seung Ryong Park, Jae Hun Sung, Jung Hoo Seo, Se Kyu Lee, Soo Min Jeong
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Publication number: 20180210161Abstract: The present invention relates to a camera module, and the present invention comprises: a lens unit; a lens barrel for fixing the lens unit; a substrate unit, which has an image sensor mounted thereon, for converting light incident through the lens unit into an electric signal; and a housing accommodating the substrate unit in an inner space thereof and of which one side is coupled to the lens barrel, and the present invention can comprise: a transmission coil accommodated inside the housing so as to form an electric field, and a conductive heating element arranged on an outer surface of the lens unit or on an outer circumferential surface of the lens barrel, and in which an induced current is generated by the electric field formed by the transmission coil. Since the present invention heats a lens by wirelessly supplying power to a heating element through simple configurations such as a transmission coil and the heating element, large changes are unnecessary in the volume and the structure of a camera module.Type: ApplicationFiled: July 8, 2016Publication date: July 26, 2018Applicant: LG INNOTEK CO., LTD.Inventors: Seung Ryong PARK, Jae Hun SUNG, Jung Hoo SEO, Se Kyu LEE, Soo Min JEONG
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Patent number: 5002844Abstract: Photoresist for forming the phosphor screen of color cathode-ray tube made up of the composition rate of pure water 10-50%, polyvinyl alcohol 5-30%, dichromate potassium salt 0.5-5%, diethylene glycol 0.5-10%, ethylene glycol 0.5-5%, urea 0.5-10%, acetamide 0.5-5%, butanediol 0.5-10%, paraaldehyde 0.5-5%, dioxane 0.5-5%, a surfactant 0.5-5%.Type: GrantFiled: August 31, 1988Date of Patent: March 26, 1991Assignee: Samsung Electron Devices Co., Ltd.Inventors: Won-Dae Cheong, Sang-Yul You, Soo-Min Jeong