Patents by Inventor Jae Joo
Jae Joo 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: 20240178366Abstract: A cathode for a lithium secondary battery includes a cathode current collector, a first cathode active material layer on the cathode current collector and a second cathode active material layer on the first cathode active material layer. The first cathode active material layer includes first cathode active material particles and a first binder. The first cathode active material particles include large-scaled particles having an average diameter (D50) from 10 ?m to 20 ?m and small-scaled particles having an average (D50) diameter from 1 ?m to 9 ?m. The second cathode active material layer includes second cathode active material particles having an average diameter (D50) from 1 ?m to 20 ?m and a second binder.Type: ApplicationFiled: November 21, 2023Publication date: May 30, 2024Inventors: Jae Ram Kim, Yong Seok Lee, Ki Joo Eom, Hyun Joong Jang
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Publication number: 20240176117Abstract: A lens, wherein a first profile in a first direction intersecting an optical axis and a second profile in a second direction intersecting the optical axis are different from each other, and a length of the first profile in the first direction is different from a length of the second profile in the second direction.Type: ApplicationFiled: February 5, 2024Publication date: May 30, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk HUH, Yong Joo JO, Young Suk KANG, Phil Ho JUNG
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Publication number: 20240168258Abstract: An optical imaging system includes an optical system including at least six lenses, sequentially disposed from an object side toward an image side, an image sensor configured to convert light incident through the optical system into an electronic signal, and a variable stop configured to change an incident hole diameter and disposed toward the object side of a lens of the optical system closest to the object side, wherein TTL is a distance to an imaging plane of the image sensor from an object-side surface of the lens closest to the object side and 4.7 mm <TTL <6.00 mm, and wherein Ri is a radius of curvature of an object-side surface of a lens of the optical system second closest to the image sensor, Rj is a radius of curvature of an image-side surface of the lens that is second closest to the image sensor, and ?0.5<(|Ri|?|Rj|)/(|Ri|?|Rj|)/(|Ri|+|Rj|)<0.5.Type: ApplicationFiled: January 31, 2024Publication date: May 23, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk HUH, Jae Hyun BAIK, Yong Joo JO
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Publication number: 20240162506Abstract: A battery pack includes a pair of battery modules having at least one pair of first grip grooves and at least one connector formed at a top thereof, a supporting plate coupled to a bottom of the pair of battery modules and fixed to the ground and a BMS assembly having a guide protrusion inserted into the first grip groove and coupled to the pair of battery modules in a plug-in type by means of the connector.Type: ApplicationFiled: March 4, 2021Publication date: May 16, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jae-Ki LEE, Jae-Hong KIM, Bum-Hyun LEE, Eung-Gyu LEE, Jae-Bum LIM, Yeo-Joo CHOI
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Patent number: 11985884Abstract: A display device prevents cracks from spreading to an active area. The display device includes a substrate including an active area and a non-active area having a bending area, a thin-film transistor disposed in the active area, a light-emitting element disposed in the active area and connected to the thin-film transistor, an encapsulation layer disposed on the light-emitting element, a touch sensor disposed on the encapsulation layer, a touch pad disposed in the non-active area, a first routing line connecting the touch sensor to the touch pad via a second routing line in the bending area, and a crack prevention layer disposed on the second routing line in the bending area. Thus, the crack prevention layer is capable of preventing the occurrence of cracks in the bending area BA, thus preventing cracks from spreading to the active area AA.Type: GrantFiled: February 16, 2023Date of Patent: May 14, 2024Assignee: LG Display Co., Ltd.Inventors: Sang-Hyuk Won, Min-Joo Kim, Jae-Won Lee, Sang-Hoon Pak, Byong-Hoo Kim, Ji-Hye Lee, Jae-Man Jang, Sung-Jin Kim, Jae-Hyung Jang
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Publication number: 20240154110Abstract: Cathodes and lithium secondary batteries including the cathodes are disclosed. In some implementations, a cathode may include a cathode current collector and a cathode active material layer disposed on the cathode current collector and including cathode active material particles such that the cathode active material layer satisfies a specific equation. The cathode active material particles may include lithium metal oxide particles that include nickel, and may have a mole fraction of cobalt of 0.02 or less with respect to all elements except for lithium and oxygen.Type: ApplicationFiled: August 28, 2023Publication date: May 9, 2024Inventors: Yong Seok LEE, Jeong Hoon JEUN, Jae Ram KIM, Jae Yun MIN, Ki Joo EOM, Myung Ro LEE, Hyun Joong JANG, Je Nam CHOI
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Publication number: 20240151944Abstract: An optical imaging system includes a first lens having an object-side surface that is convex; a second lens having a refractive power and a refractive index of 1.65 or more; a third lens having a refractive power; a fourth lens having a refractive power and an object-side surface that is convex; a fifth lens having a refractive power; a sixth lens having a positive refractive power; and a seventh lens having an object-side surface that is convex, wherein the first lens through the seventh lens are sequentially disposed in numerical order from an object side of the optical imaging system toward an imaging plane of the optical imaging system, and two or more of the first lens and the third lens through the seventh lens have a refractive index of 1.6 or more.Type: ApplicationFiled: January 9, 2024Publication date: May 9, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Jae Hyuk HUH, Jae Hyun BAIK, Yong Joo JO
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Patent number: 11978696Abstract: Disclosed is a semiconductor package device comprising a semiconductor chip including first and second chip pads on an active surface of the semiconductor chip, and a redistribution substrate on the first and second chip pads. The redistribution substrate includes first and second redistribution patterns sequentially stacked on the active surface. The first redistribution pattern includes a first via part and a first via pad part vertically overlapping the first via part. The second redistribution pattern includes a second via part and a second via pad part vertically overlapping the second via part. The first via part contacts the first chip pad. The second via part contacts the second chip pad. A length of the second via part is greater than that of the first via part.Type: GrantFiled: January 4, 2022Date of Patent: May 7, 2024Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Gyujin Choi, Jae-Ean Lee, Changeun Joo
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Patent number: 11978901Abstract: A cathode for a lithium secondary battery includes a cathode current collector, and a cathode active material layer formed on the cathode current collector. The cathode active material layer includes a cathode active material and a conductive material ID/IG is in a range from 0.5 to 1.25 in a Raman spectrum of the cathode active material layer. The cathode active material includes lithium metal oxide particles containing nickel and manganese and having a content of cobalt of less than 2 mol % among all elements except for lithium and oxygen.Type: GrantFiled: June 20, 2023Date of Patent: May 7, 2024Assignee: SK ON CO., LTD.Inventors: Yong Seok Lee, Jae Ram Kim, Ji Won Na, Sang Won Bae, Yeon Hwa Song, Ki Joo Eom, Myung Ro Lee, Jae Yeong Lee, Hyun Joong Jang
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Publication number: 20240140072Abstract: Disclosed is a glass-based flexible cover window with improved strength and surface hardness comprising a planar portion formed so as to correspond to a planar region of a flexible display and a folding portion formed so as to be connected to the planar portion, the folding portion being formed so as to correspond to a folding region of the flexible display, wherein the flexible cover window includes a flat glass substrate or a glass substrate having an embossed or engraved uneven pattern formed thereat, an adhesive buffer layer formed at a front surface of the glass substrate, a protective film layer formed on the adhesive buffer layer, and a hard coating layer formed on the protective film layer, and the adhesive buffer layer and the protective film layer are alternately stacked at least n times (where n is a natural number equal to or greater than 1).Type: ApplicationFiled: October 23, 2023Publication date: May 2, 2024Applicant: UTI INC.Inventors: Kukhyun SUNWOO, Tea Joo HA, Jae Suk OH
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Publication number: 20240145346Abstract: A semiconductor device includes a substrate with a conductive pattern. A semiconductor die is electrically connected to the substrate and both the semiconductor die and the substrate are at least partially covered by a package body. In some examples, through-mold vias are formed in the package body to provide electrical signal paths from an exterior surface thereof to the conductive pattern of the substrate. In some examples, through-mold vias are included in the package body to provide electrical signal paths between the semiconductor die and an exterior surface of the package body. In some examples, an interposer is electrically connected to the through-mold vias and may be covered by the package body and/or disposed in spaced relation thereto. In some examples, the interposer may not be electrically connected to the through-mold vias but may have one or more semiconductor dies of the semiconductor device electrically connected thereto.Type: ApplicationFiled: January 8, 2024Publication date: May 2, 2024Applicant: Amkor Technology Singapore Holding Pte. LtdInventors: Dong Joo PARK, Jin Seong KIM, Ki Wook LEE, Dae Byoung KANG, Ho CHOI, Kwang Ho KIM, Jae Dong KIM, Yeon Soo JUNG, Sung Hwan CHO
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Publication number: 20240147642Abstract: In a display device including unfoldable areas and a foldable area between the unfoldable areas, the display device includes: a window; a display panel under the window; a fingerprint detection sensor configured to generate signals for fingerprint recognition in a direction toward the display panel in any one of the unfoldable areas; a first support member supporting the display panel under the display panel and between the display panel and the fingerprint detection sensor; a second support member supporting the display panel under the first support member and having an opening overlapping the fingerprint detection sensor; and a reinforcing member overlapping the opening of the second support member and between the first support member and the fingerprint detection sensor, wherein the reinforcing member includes glass.Type: ApplicationFiled: August 10, 2023Publication date: May 2, 2024Inventors: Ji Hun RYU, Woo Young KIM, Yun Ha KIM, Bon Joo KOO, Jae Young YU
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Publication number: 20240134152Abstract: An optical imaging system includes a plurality of lenses disposed along an optical axis from an object side of the optical imaging system toward an imaging plane of the optical imaging system. The lenses are separated from each other by respective air gaps along the optical axis between the lenses. The lenses include a first lens closest to the object side of the optical imaging system. The conditional expressions 1.5 mm<Gmax, TL<12.0 mm, and 0.15<R1/f are satisfied, where Gmax is a maximum air gap along the optical axis among all of the air gaps, TL is a length of the optical imaging system along the optical axis from an object-side surface of the first lens to the imaging plane, R1 is a radius of curvature of the object-side surface of the first lens, and f is a focal length of the optical imaging system.Type: ApplicationFiled: December 15, 2023Publication date: April 25, 2024Applicant: Samsung Electro-Mechanics Co., Ltd.Inventors: Dong Hyuk JANG, Byung Hyun KIM, Jae Hyuk HUH, Yong Joo JO
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Publication number: 20240138165Abstract: The present inventive concept provides a solar cell, including: a semiconductor substrate; a first semiconductor layer provided on one surface of the semiconductor substrate; a second semiconductor layer provided on one surface of the first semiconductor layer; a third semiconductor layer provided on one surface of the second semiconductor layer; a first transparent conductive layer provided on one surface of the third semiconductor layer; and a first electrode provided on one surface of the first transparent conductive layer, wherein the second semiconductor layer includes a p-type semiconductor layer, and the third semiconductor layer includes a p+-type semiconductor layer including W, and a method of manufacturing the solar cell.Type: ApplicationFiled: February 18, 2022Publication date: April 25, 2024Inventors: Jae Ho KIM, Chul Joo HWANG
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Patent number: 11967595Abstract: A semiconductor device may include a substrate, a first nanowire, a second nanowire, a first gate insulating layer, a second gate insulating layer, a first metal layer and a second metal layer. The first gate insulating layer may be along a periphery of the first nanowire. The second gate insulating layer may be along a periphery of the second nanowire. The first metal layer may be on a top surface of the first gate insulating layer along the periphery of the first nanowire. The first metal layer may have a first crystal grain size. The second metal layer may be on a top surface of the second gate insulating layer along the periphery of the second nanowire. The second metal layer may have a second crystal grain size different from the first crystal grain size.Type: GrantFiled: September 30, 2020Date of Patent: April 23, 2024Assignee: Samsung Electronics Co., Ltd.Inventors: Jae Jung Kim, Young Suk Chai, Sang Yong Kim, Hoon Joo Na, Sang Jin Hyun
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Patent number: 11962022Abstract: Disclosed is a miniaturized battery module in which a space except for a space of a battery cell is minimized and the number of components is reduced. The miniaturized battery module includes a cell assembly configured by assembling a plurality of battery cells, an upper frame inserted into an outer upper surface of the cell assembly, a lower frame inserted into an outer lower surface of the cell assembly and fastened to the upper frame, and first and second endplates fastened to two opposite ends of the cell assembly and configured to fix the plurality of battery cells. In this case, at least two or more of the plurality of the battery cells are arranged side by side, and the upper frame and the lower frame are fastened by welding.Type: GrantFiled: September 23, 2021Date of Patent: April 16, 2024Assignee: HL GREENPOWER INC.Inventors: Jae-Yeon Ryu, Gil-Sup Kim, Sung-Joo Kang, Jae-Nyeon Kim, Jin-Su Han, Jung-Hwan Kim
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Patent number: 11957164Abstract: A method for manufacturing a flavor capsule of tobacco according to an embodiment of the present disclosure may comprise: a membrane manufacturing step for manufacturing a membrane of a flavor capsule by a membrane manufacturing part that manufactures a membrane; a capsule manufacturing step for manufacturing the flavor capsule using an apparatus for manufacturing a capsule with the membrane manufactured during the membrane manufacturing step and a flavored liquid to be held in the membrane; and a hardening step for hardening the flavor capsule.Type: GrantFiled: May 22, 2020Date of Patent: April 16, 2024Assignee: KT&G CORPORATIONInventors: Ick Joong Kim, Ali Jeong Bang, Jung Seop Hwang, Sang Jin Nam, Jae Gon Lee, Han Joo Chung
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Patent number: 11957130Abstract: Disclosed is an antibacterial flexible cover window formed using an antibacterial coating composition containing antibacterial nanoparticles dispersed in a resin coating solution. In the antibacterial coating composition, 0.001 to 0.5 parts by weight of the antibacterial nanoparticles are dispersed in 100 parts by weight of the resin coating solution. The antibacterial flexible cover window includes an antibacterial layer that is formed by applying the antibacterial coating composition to a glass substrate. Therefore, the antibacterial flexible cover window exhibits a good and long-lasting antibacterial activity.Type: GrantFiled: September 3, 2021Date of Patent: April 16, 2024Assignee: UTI INC.Inventors: Kukhyun Sunwoo, Tea Joo Ha, Jae Suk Oh, Jung Cheol Noh
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Patent number: 11961775Abstract: In one example, a semiconductor device can comprise a substrate, a device stack, first and second internal interconnects, and an encapsulant. The substrate can comprise a first and second substrate sides opposite each other, a substrate outer sidewall between the first substrate side and the second substrate side, and a substrate inner sidewall defining a cavity between the first substrate side and the second substrate side. The device stack can be in the cavity and can comprise a first electronic device, and a second electronic device stacked on the first electronic device. The first internal interconnect can be coupled to the substrate and the device stack. The encapsulant can cover the substrate inner sidewall and the device stack and can fill the cavity. Other examples and related methods are disclosed herein.Type: GrantFiled: November 8, 2022Date of Patent: April 16, 2024Assignee: Amkor Technology Singapore Holding Pte. Ltd.Inventors: Gyu Wan Han, Won Bae Bang, Ju Hyung Lee, Min Hwa Chang, Dong Joo Park, Jin Young Khim, Jae Yun Kim, Se Hwan Hong, Seung Jae Yu, Shaun Bowers, Gi Tae Lim, Byoung Woo Cho, Myung Jea Choi, Seul Bee Lee, Sang Goo Kang, Kyung Rok Park
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Publication number: 20240118149Abstract: A stretchable strain sensor includes a light-emitting element, an optical structure, and a photo-detective element. The stretchable strain sensor is located in a path of light emitted from the light-emitting element. The optical structure is configured to have optical properties that change in response to stretching of at least a portion of the stretchable strain sensor. The photo-detective element is configured to detect light transmitted through the optical structure or reflected through the optical structure.Type: ApplicationFiled: December 11, 2023Publication date: April 11, 2024Applicant: Samsung Electronics Co., Ltd.Inventors: Gae Hwang LEE, Youngjun YUN, Jong Won CHUNG, Yeongjun LEE, Won-Jae JOO, Yasutaka KUZUMOTO