Patents by Inventor Jin Sub AN
Jin Sub AN 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: 20200316247Abstract: Disclosed is a medical material manufactured using collagen and a method of manufacturing the same. The method includes (1) preparing collagen using distilled water as a solvent, (2) filling a syringe with the prepared collagen and then spinning the collagen through a syringe needle, (3) immediately immersing the spun collagen in a cross-linking solution, which is a mixture including therein a hyperosmotic agent and a cross-linking agent mixed with each other, (4) removing and then washing the collagen after cross-linking is completed, and (5) removing and then drying the collagen after the washing is completed. When the collagen is spun and processed into the form of a thread and the spun thread is then cross-linked, the cross-linked collagen thread has increased strength compared to before cross-linking, and the shape thereof is retained in an aqueous solution.Type: ApplicationFiled: November 10, 2017Publication date: October 8, 2020Inventors: Jin Sub KIM, Ji Chul YOO, Dong Sam SUH, Cheong Ho CHANG
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Patent number: 10770436Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.Type: GrantFiled: October 24, 2019Date of Patent: September 8, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hye Yeon, Wan-tae Lim, Young-soo Park, Jung-sub Kim, Jin-sub Lee, Ha-nul Yoo, Hye-seok Noh
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Publication number: 20200277859Abstract: A blade for a gas turbine according to an exemplary embodiment of the present invention includes an external structure including a plurality of seating grooves which are separately disposed in a chord direction toward a trailing edge from a leading edge, an internal structure received in the external structure and including a plurality of protrusions protruding toward an internal side of the external structure, a plurality of porous slots combined to the seating groove in an attachable/detachable way, and a coolant channel formed for a coolant to flow among the porous slot, the neighboring protrusions, and an external side of the internal structure.Type: ApplicationFiled: March 28, 2018Publication date: September 3, 2020Inventors: Je Sung BANG, Jung Ho LEE, Hyung Soo LIM, Jeong Min SEO, Do Won KANG, Jin Sub KIM, Jeong Lak SOHN, Junsik LEE
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Patent number: 10763399Abstract: A light emitting device package includes a light emitting structure including a first light emitting cell, a second light emitting cell, and a third light emitting cell, each of the first to third light emitting cells including an active layer to emit light of a first wavelength in a first direction and being separated from each other in a second direction, orthogonal to the first direction, a first light adjusting portion including a first wavelength conversion layer in a first recess portion of the first light emitting cell, the first wavelength conversion layer to convert light of the first wavelength to light of a second wavelength, and a second light adjusting portion including a second wavelength conversion layer in a second recess portion of the second light emitting cell, the second wavelength conversion layer to convert light of the first wavelength to light of a third wavelength.Type: GrantFiled: August 23, 2017Date of Patent: September 1, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong Gun Lee, Yong Il Kim, Young Soo Park, Jin Sub Lee, Wan Tae Lim
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Patent number: 10714667Abstract: A method of manufacturing a light emitting device includes forming light emitting devices on a support portion, each of the light emitting devices including first to third light emitting cells respectively emitting light of different colors; supplying test power to at least a portion of the light emitting devices using a multi-probe; acquiring an image from the light emitted from the portion of the light emitting devices to which the test power is supplied using an image sensor; identifying normal light emitting devices of the portion of the light emitting devices by determining whether a defect is present in each of the light emitting devices of the portion of the light emitting devices by comparing the image acquired by the image sensor with a reference image; and based on the identifying step, measuring optical characteristics of each of the light emitting devices identified as normal of the portion of the light emitting devices.Type: GrantFiled: June 27, 2018Date of Patent: July 14, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hye Seok Noh, Young Jin Choi, Yong Il Kim, Han Kyu Seong, Dong Gun Lee, Jin Sub Lee
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Patent number: 10707393Abstract: A light emitting device package including a cell array including first, second and third light emitting devices each including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer, the cell array having a first surface and a second surface opposing the first surface, a light-transmissive substrate including a first wavelength conversion portion and a second wavelength conversion portion corresponding to the first light emitting device and the second light emitting device, respectively, and bonded to the first surface, and a eutectic bonding layer including a first light emitting window, a second light emitting window and a third light emitting window corresponding to the first light emitting device, the second light emitting device and the third light emitting device, respectively, and bonding the light-transmissive substrate and the first to third light emitting devices to each other may be provided.Type: GrantFiled: June 1, 2018Date of Patent: July 7, 2020Assignee: Samsung Electronics Co., Ltd.Inventors: Dong Gun Lee, Yong Il Kim, Han Kyu Seong, Ji Hye Yeon, Jin Sub Lee, Young Jin Choi
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Publication number: 20200144458Abstract: A light emitting device package including a partition structure having first and second surfaces, and first to third light emission windows penetrating through the first and second surfaces, a cell array including first to third light emitting devices on the first surface of the partition structure and overlapping the first to third light emission windows, each of the first to third light emitting devices including a first conductivity-type semiconductor layer, an active layer, and a second conductivity-type semiconductor layer, first and second wavelength conversion portions filling interiors of the first and second light emission windows, and having a meniscus-shaped interfaces, a first encapsulating portion including a light-transmissive organic film layer that fills the third light emission window and covers the first and second wavelength conversion portions, and a second encapsulating portion covering the first and second encapsulating portions and including a light-transmissive inorganic film layer.Type: ApplicationFiled: June 12, 2019Publication date: May 7, 2020Inventors: Jin Sub LEE, Deuk Seok CHUNG, Hye Seok NOH, Young Jin CHOI
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Publication number: 20200144327Abstract: A light emitting diode module includes a cell array including first to fourth light emitting diode cells, each cell having a first conductive semiconductor layer, an active layer, and a second conductive semiconductor layer, the cell array having a first surface and a second surface opposite to the first surface; first to fourth light adjusting portions on the second surface of the cell array to respectively correspond to the first to fourth light emitting diode cells, to provide red light, first green light, second green light, and blue light, respectively; light blocking walls between the first to fourth light adjusting portions to isolate the first to fourth light adjusting portions from one another; and an electrode portion on the first surface of the cell array, and electrically connected to the first to fourth light emitting diode cells to selectively drive the first to fourth light emitting diode cells.Type: ApplicationFiled: June 27, 2019Publication date: May 7, 2020Inventors: Jin Sub LEE, Hye Seok NOH, Han Kyu SEONG, Young Jin CHOI
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Patent number: 10627578Abstract: Provided is a cable device including an optical cable capable of power transmission and a connector coupled with the optical cable, and having improved electromagnetic shielding performance. The cable device includes a cable; and a connector coupled to the cable, wherein the connector includes a printed circuit board (PCB) including a ground electrode, a shield case provided to accommodate the PCB and include a first face facing a mounting surface of the PCB and a second face perpendicular to the first face, and an elastic member arranged between the PCB and the shield case and provided to contact the ground electrode and the second face of the shield case so as to ground the shield case.Type: GrantFiled: May 16, 2019Date of Patent: April 21, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sub Kim, Baek Seok Ko, Sun Woo Kim, Dong Jin Park
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Patent number: 10622513Abstract: A semiconductor light emitting device includes a first light emitting portion including a first semiconductor stack, as well as a first lower dispersion Bragg reflector (DBR) layer and a first upper dispersion Bragg reflector (DBR) layer, disposed above and below the first semiconductor stack, a second light emitting portion including a second semiconductor stack, as well as a second lower dispersion Bragg reflector (DBR) layer and a second upper dispersion Bragg reflector (DBR) layer, disposed above and below the second semiconductor stack, a third light emitting portion including a third semiconductor stack, as well as a third lower dispersion Bragg reflector (DBR) layer and a third upper dispersion Bragg reflector (DBR) layer, disposed above and below the third semiconductor stack, a first bonding layer disposed between the first light emitting portion and the second light emitting portion, and a second bonding layer disposed between the second light emitting portion and the third light emitting portion.Type: GrantFiled: June 19, 2018Date of Patent: April 14, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Dong Gun Lee, Yong Il Kim, Jin Sub Lee
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Patent number: 10607877Abstract: A chip mounting method includes providing a first substrate including a light transmissive substrate having first and second surfaces, a sacrificial layer provided on the first surface, and a plurality of chips bonded to the sacrificial layer, obtaining first mapping data by testing the chips, the first mapping data defining coordinates of normal chips and defective chips among the chips, disposing a second substrate below the first surface, disposing the normal chips on the second substrate by radiating a first laser beam to positions of the sacrificial layer corresponding to the coordinates of the normal chips, based on the first mapping data, to remove portions of the sacrificial layer thereby separating the normal chips from the light transmissive substrate, and mounting the normal chips on the second substrate by radiating a second laser beam to a solder layer of the second substrate.Type: GrantFiled: January 12, 2018Date of Patent: March 31, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sub Lee, Han Kyu Seong, Yong Il Kim, Sung Hyun Sim, Dong gun Lee
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Publication number: 20200066689Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.Type: ApplicationFiled: October 24, 2019Publication date: February 27, 2020Applicant: Samsung Electronics Co., Ltd.Inventors: Ji-hye YEON, Wan-tae LIM, Young-soo PARK, Jung-sub KIM, Jin-sub LEE, Ha-nul YOO, Hye-seok NOH
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Publication number: 20200064559Abstract: Provided is a cable device including an optical cable capable of power transmission and a connector coupled with the optical cable, and having improved electromagnetic shielding performance. The cable device includes a cable; and a connector coupled to the cable, wherein the connector includes a printed circuit board (PCB) including a ground electrode, a shield case provided to accommodate the PCB and include a first face facing a mounting surface of the PCB and a second face perpendicular to the first face, and an elastic member arranged between the PCB and the shield case and provided to contact the ground electrode and the second face of the shield case so as to ground the shield case.Type: ApplicationFiled: May 16, 2019Publication date: February 27, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin Sub Kim, Baek Seok Ko, Sun Woo Kim, Dong Jin Park
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Patent number: 10497683Abstract: A light-emitting diode (LED) device configured to provide a multi-color display includes a plurality of light-emitting cells at least partially defined by a partition layer. The LED device may be configured to reduce optical interferences between the light-emitting cells. The LED device includes a plurality of light-emitting structures spaced apart from one another; a plurality of electrode layers on respective first surfaces of the light-emitting structures, a separation layer configured to electrically insulate the light-emitting structures from each other; phosphor layers on respective second surfaces of the light-emitting structures and associated with different colors, and a partition layer between the phosphor layers to separate the phosphor layers from one another. Each light-emitting cell may include a separate light-emitting structure, a separate set of one or more electrodes, and a separate phosphor layer.Type: GrantFiled: November 1, 2018Date of Patent: December 3, 2019Assignee: Samsung Electronics Co., Ltd.Inventors: Ji-hye Yeon, Wan-tae Lim, Young-soo Park, Jung-sub Kim, Jin-sub Lee, Ha-nul Yoo, Hye-seok Noh
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Patent number: 10490851Abstract: A lithium secondary battery includes a positive electrode, a negative electrode, and a non-aqueous electrolyte, and more particularly, the positive electrode includes a positive active material including lithium-metal oxide in which at least one metal has the continuous concentration gradient from the center to the surface, and the non-aqueous electrolyte includes a lithium salt, a multinitrile compound, and an organic solvent, thereby improving storage characteristics at a high voltage and lifetime characteristics.Type: GrantFiled: June 2, 2015Date of Patent: November 26, 2019Assignee: SK INNOVATION CO., LTD.Inventors: Duck-Chul Hwang, Jin-Sub Lim, Kook-Hyun Han
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Patent number: 10475972Abstract: A light-emitting diode (LED) package includes: a reflective structure including a cavity, a bottom portion having a through hole, and a sidewall portion surrounding the cavity and the bottom portion and having an inclined inner side surface; an electrode pad inserted into the through hole; an LED on the bottom portion in the cavity, the LED including a light-emitting structure electrically connected to the electrode pad and a phosphor formed on the light-emitting structure; and a lens structure filling the cavity and formed on the reflective structure.Type: GrantFiled: November 16, 2018Date of Patent: November 12, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-sub Lee, Yong-il Kim, Han-kyu Seong, Young-jin Choi
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Patent number: 10476079Abstract: A lithium secondary battery comprises a cathode, an anode and a non-aqueous electrolyte. The cathode includes a cathode active material containing lithium-metal oxide of which at least one of metals has a continuous concentration gradient from a core part to a surface part thereof, and is doped with transitional metal. The lithium-metal oxide includes elements M1, M2 and M3. One of M1, M2 and M3 has a concentration gradient range in which a concentration increases from the core part to the surface part.Type: GrantFiled: November 20, 2015Date of Patent: November 12, 2019Assignee: SK Innovation Co., Ltd.Inventors: Kyung-Bin Yoo, Duck-Chul Hwang, Jin-Sub Lim, Kook-Hyun Han
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Patent number: 10469731Abstract: Provided are an image sensor and an imaging device including the same. The image sensor is configured to generate illuminance data by receiving a light signal including image information of an object and ambient light information and includes a sensing module including a pixel array including a plurality of unit pixels, configured to sense the light signal irradiated to the pixel array and to generate pixel data corresponding to the sensed light signal, and an illuminance data generator configured to generate illuminance data corresponding to ambient light based on the pixel data, wherein the illuminance data generator is configured to generate the illuminance data based on pixel data when the light signal is not focused on the pixel array.Type: GrantFiled: July 27, 2017Date of Patent: November 5, 2019Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jin-sub Park, Il-yun Jeong, Jae-hoon Seo, Jong-seok Seo
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Publication number: 20190333964Abstract: A pixel of a light emitting diode module, display panel or other device, may comprise different colored sub-pixels, where one of the sub-pixels comprises a wavelength converting material, such as phosphor, to convert light emitted from an associated light emitting diode of that sub-pixel into a color other than the main color of light emitted from that sub-pixel. The wavelength converting material may have an amount selected to tune the color coordinates of the pixel. The amount of wavelength converting material may be determined in response to measuring the intensity of the spectrum of light emitted by the light emitting diode of the sub-pixel, or similarly manufactured sub-pixels, on which the wavelength converting material is to be formed. Methods of manufacturing the same are also disclosed.Type: ApplicationFiled: July 5, 2019Publication date: October 31, 2019Inventors: Jin Sub LEE, Han Kyu SEONG, Yong Il KIM, Jung Sub KIM, Seul Gee LEE
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Patent number: 10373750Abstract: The present invention relates to an apparatus of generating momentum which drives an object. The present invention provides a momentum generating apparatus in which a pair of high temperature superconducting coils which are wound in different directions and have different superconducting properties are arranged in parallel and the same current flows in the pair of coils to be in a stable state where magnetic fields generated in the coils are cancelled and an asymmetric current is suddenly applied to the pair of coils through a switching operation to generate a magnetic field and an eddy current is induced in a plate due to the generated magnetic field and the plate is floated using a repulsive force between the magnetic field generated in the plate due to the eddy current and the magnetic field generated in the pair of coils, to instantaneously generate force using a small amount of superconducting coils.Type: GrantFiled: June 24, 2015Date of Patent: August 6, 2019Assignee: INDUSTRY-ACADEMIC COOPERATION FOUNDATION, YONSEI UNIVERSITYInventors: Tae Kuk Ko, Ji Ho Lee, Woo Seung Lee, Hyung Jun Kim, Seok Ho Nam, Young Gun Park, Jin Sub Kim