Patents by Inventor Kwan-Sik Min
Kwan-Sik Min 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: 20240136674Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on a winding axis to define a core and an outer circumference. The first electrode includes a first active material portion coated with an active material layer and a first uncoated portion not coated with an active material layer along a winding direction. At least a part of the first uncoated portion is defined as an electrode tab by itself. The first uncoated portion includes a first portion adjacent to the core of the electrode assembly, a second portion adjacent to the outer circumference of the electrode assembly, and a third portion interposed between the first portion and the second portion. The first portion or the second portion has a smaller height than the third portion in the winding axis direction.Type: ApplicationFiled: January 19, 2022Publication date: April 25, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Jong-Sik PARK, Jae-Won LIM, Yu-Sung CHOE, Hak-Kyun KIM, Je-Jun LEE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Pil-Kyu PARK, Kwang-Su HWANGBO, Do-Gyun KIM, Geon-Woo MIN, Hae-Jin LIM, Min-Ki JO, Su-Ji CHOI, Bo-Hyun KANG, Jae-Woong KIM, Ji-Min JUNG, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI
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Publication number: 20240128517Abstract: Disclosed is an electrode assembly, a battery, and a battery pack and a vehicle including the same. In the electrode assembly, a first electrode, a second electrode, and a separator interposed therebetween are wound based on an axis to define a core and an outer circumference. The first electrode includes an uncoated portion at a long side end thereof and exposed out of the separator along a winding axis direction of the electrode assembly. A part of the uncoated portion is bent in a radial direction of the electrode assembly to form a bending surface region that includes overlapping layers of the uncoated portion, and in a partial region of the bending surface region, the number of stacked layers of the uncoated portion is 10 or more in the winding axis direction of the electrode assembly.Type: ApplicationFiled: January 19, 2022Publication date: April 18, 2024Applicant: LG ENERGY SOLUTION, LTD.Inventors: Hae-Jin LIM, Jin-Hak KONG, Soon-O LEE, Kyu-Hyun CHOI, Do-Gyun KIM, Su-Ji CHOI, Kwang-Su HWANGBO, Geon-Woo MIN, Min-Ki JO, Jae-Won LIM, Hak-Kyun KIM, Je-Jun LEE, Ji-Min JUNG, Jae-Woong KIM, Jong-Sik PARK, Yu-Sung CHOE, Byoung-Gu LEE, Duk-Hyun RYU, Kwan-Hee LEE, Jae-Eun LEE, Bo-Hyun KANG, Pil-Kyu PARK
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Patent number: 11243342Abstract: Disclosed herein is a display apparatus. The display apparatus includes a backlight unit configured to emit light, a display panel positioned in front of the backlight unit; and an optical film positioned in front of the display panel, and the optical film includes a base layer, a first refractive layer positioned in front of the base layer, a second refractive layer positioned in front of the first refractive layer and having a lower refractive index than the first refractive layer, a third refractive layer positioned at the rear of the base layer, and a fourth refractive layer positioned at the rear of the third refractive layer and having a lower refractive index than the third refractive layer.Type: GrantFiled: October 2, 2019Date of Patent: February 8, 2022Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Jun Jeong, Sei Young Kang, Min Woo Kang, Nam Seok Roh, Kwan Sik Min, Jun Sung Choi
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Patent number: 11194189Abstract: Disclosed herein is a display apparatus. The display apparatus includes a display panel having a quantum dot color filter and an absorption type color filter disposed in front of the quantum dot color filter, a backlight unit configured to supply light to the display panel, and a quantum dot sheet disposed between the display panel and the backlight unit.Type: GrantFiled: August 30, 2018Date of Patent: December 7, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventor: Kwan Sik Min
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Patent number: 11042063Abstract: A display device includes a backlight unit configured to emit light, a display panel disposed in front of the backlight unit, and an optical sheet disposed between the backlight unit and the display panel. The optical sheet may include a first prism sheet including a plurality of first prisms arranged in a first direction, a second prism sheet including a plurality of second prisms arranged in a second direction intersecting the first direction, and disposed in front of the first prism sheet; and a third prism sheet including a plurality of third prisms arranged in the first direction, and disposed in front of the second prism sheet.Type: GrantFiled: December 19, 2019Date of Patent: June 22, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sei Young Kang, Seung Jun Jeong, Min Woo Kang, Nam Seok Roh, Kwan Sik Min, Young Chol Lee, Jae Jeong Lee
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Publication number: 20210173253Abstract: A display device is disclosed. The disclosed display device comprises: a display panel having a quantum dot color filter and an absorptive color filter disposed in front of the quantum dot color filter; a backlight unit for supplying light to the display panel; and a quantum dot sheet disposed between the display panel and the backlight unit.Type: ApplicationFiled: August 30, 2018Publication date: June 10, 2021Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventor: Kwan Sik MIN
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Patent number: 10890800Abstract: A display apparatus includes a light emitting module to emit light; a first prism sheet provided on the light emitting module; a reflective polarizing sheet provided on the first prism sheet to transmit first polarized light of the light exiting the first prism sheet and reflect second polarized light of the light exiting the first prism sheet; a second prism sheet provided on the reflective polarizing sheet; and a liquid crystal panel provided on the second prism sheet, the liquid crystal panel including a liquid crystal cell, a first polarizing sheet provided on a first side the liquid crystal cell, and a second polarizing sheet provided between the second prism sheet and a second side of the liquid crystal cell, wherein the second prism sheet is configured to control a transmission angle at which the light exiting the reflective polarizing sheet is transmitted by the liquid crystal cell.Type: GrantFiled: October 3, 2019Date of Patent: January 12, 2021Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chol Lee, Wook Jae Jeon, Nam Seok Roh, Kwan Sik Min
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Publication number: 20200201119Abstract: A display device includes a backlight unit configured to emit light, a display panel disposed in front of the backlight unit, and an optical sheet disposed between the backlight unit and the display panel. The optical sheet may include a first prism sheet including a plurality of first prisms arranged in a first direction, a second prism sheet including a plurality of second prisms arranged in a second direction intersecting the first direction, and disposed in front of the first prism sheet; and a third prism sheet including a plurality of third prisms arranged in the first direction, and disposed in front of the second prism sheet.Type: ApplicationFiled: December 19, 2019Publication date: June 25, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sei Young KANG, Seung Jun JEONG, Min Woo KANG, Nam Seok ROH, Kwan Sik MIN, Young Chol LEE, Jae Jeong LEE
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Patent number: 10678093Abstract: A backlight unit capable of implementing matrix local dimming using cholesteric liquid crystal and a polarizing portion, and a display apparatus including the backlight unit are provided. A display apparatus may include: a backlight unit; and an image forming unit configured to create an image by performing at least one from among transmitting and blocking light emitted from the backlight unit. The backlight unit may include: a waveguide plate; a cholesteric liquid crystal layer disposed in front of the waveguide plate, and configured to perform at least one from among transmitting and circularly polarizing the light emitted from the waveguide plate, to generate at least one from among transmitted light and circularly polarized light; and a polarizing portion disposed in front of the cholesteric liquid crystal layer, and configured to transmit the transmitted light in a front direction, and to block the circularly polarized light.Type: GrantFiled: September 25, 2017Date of Patent: June 9, 2020Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwan Sik Min, Ki Hyung Kang, Seung Jun Jeong
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Publication number: 20200117048Abstract: Disclosed herein is a display apparatus. The display apparatus includes a backlight unit configured to emit light, a display panel positioned in front of the backlight unit; and an optical film positioned in front of the display panel, and the optical film includes a base layer, a first refractive layer positioned in front of the base layer, a second refractive layer positioned in front of the first refractive layer and having a lower refractive index than the first refractive layer, a third refractive layer positioned at the rear of the base layer, and a fourth refractive layer positioned at the rear of the third refractive layer and having a lower refractive index than the third refractive layer.Type: ApplicationFiled: October 2, 2019Publication date: April 16, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Seung Jun JEONG, Sei Young Kang, Min Woo Kang, Nam Seok Roh, Kwan Sik Min, Jun Sung Choi
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Publication number: 20200110304Abstract: A display apparatus includes a light emitting module to emit light; a first prism sheet provided on the light emitting module; a reflective polarizing sheet provided on the first prism sheet to transmit first polarized light of the light exiting the first prism sheet and reflect second polarized light of the light exiting the first prism sheet; a second prism sheet provided on the reflective polarizing sheet; and a liquid crystal panel provided on the second prism sheet, the liquid crystal panel including a liquid crystal cell, a first polarizing sheet provided on a first side the liquid crystal cell, and a second polarizing sheet provided between the second prism sheet and a second side of the liquid crystal cell, wherein the second prism sheet is configured to control a transmission angle at which the light exiting the reflective polarizing sheet is transmitted by the liquid crystal cell.Type: ApplicationFiled: October 3, 2019Publication date: April 9, 2020Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Young Chol LEE, Wook Jae JEON, Nam Seok ROH, Kwan Sik MIN
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Publication number: 20180136518Abstract: A backlight unit capable of implementing matrix local dimming using cholesteric liquid crystal and a polarizing portion, and a display apparatus including the backlight unit are provided. A display apparatus may include: a backlight unit; and an image forming unit configured to create an image by performing at least one from among transmitting and blocking light emitted from the backlight unit. The backlight unit may include: a waveguide plate; a cholesteric liquid crystal layer disposed in front of the waveguide plate, and configured to perform at least one from among transmitting and circularly polarizing the light emitted from the waveguide plate, to generate at least one from among transmitted light and circularly polarized light; and a polarizing portion disposed in front of the cholesteric liquid crystal layer, and configured to transmit the transmitted light in a front direction, and to block the circularly polarized light.Type: ApplicationFiled: September 25, 2017Publication date: May 17, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Kwan Sik MIN, Ki Hyung KANG, Seung Jun JEONG
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Publication number: 20170147097Abstract: Disclosed is a display apparatus and control method thereof. A display apparatus comprises display configured to comprise a display panel that displays an image, and a sensor that receives light output from a pointing device and senses variance in a quantity of electric charge due to the received light; and a controller configured to determine a position where the light is received on the display based on the variance in the quantity of electric charge sensed by the sensor, and perform an operation corresponding to the determined position. A pointing function of a pointing device that emits light such as laser hereby can be smoothly achieved, and a touch function of the touch panel can be used together with a pointing function of a pointing device that emits light.Type: ApplicationFiled: July 14, 2015Publication date: May 25, 2017Inventors: Han-jin PARK, Kwan-sik MIN
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Publication number: 20170045673Abstract: Disclosed herein are a backlight unit and a display apparatus. The backlight unit includes a light guide plate and a reflective polarizer. The reflective polarizer polarizes a first light to a first polarizing axis direction and reflects the first light, the first light being from a direction oblique to a front surface of the light guide plate. The reflective polarizer polarizes a second light to a second polarizing axis direction, which is different from the first polarizing axis direction, and transmits the second light, the second light being from a direction orthogonal to the front surface of the light guide plate.Type: ApplicationFiled: June 13, 2016Publication date: February 16, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: A Rum LEE, Kwan Sik MIN
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Publication number: 20170031081Abstract: A showcase is disclosed. The show case includes a display module. By using the light source and the light guiding plate of the display module, a portion of light generated by the light source can be emitted through the rear surface of the light guiding plate to illuminate an object and then the portion of light source can be regathered into the light guiding plate again to illuminate the display module.Type: ApplicationFiled: April 20, 2016Publication date: February 2, 2017Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: A Rum LEE, Kwan Sik MIN, Sang Hyun SOHN
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Publication number: 20160365038Abstract: A display apparatus is disclosed, the display apparatus including: a signal receiver configured to receive a first image signal and a second image signal; a signal processor configured to process the received first and second image signals; and a display panel configured to display a first image based on the processed first image signal and a second image based on the processed second image signal, the display panel including: a liquid crystal layer driven to selectively transmit light based on the first image signal and the second image signal; a first backlight unit arranged at a first side of the liquid crystal layer, and configured to provide light entering the first side of the liquid crystal layer and exiting a first area on a second side opposite the first side of the liquid crystal layer to display the first image signal; and a second backlight unit arranged at the second side of the liquid crystal layer, and configured to provide light entering the second side of the liquid crystal layer and exitingType: ApplicationFiled: February 18, 2016Publication date: December 15, 2016Inventors: Kwan Sik MIN, Arum LEE, Keun Bae JEON, Sang Hyun SOHN, Sung Bok YANG
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Publication number: 20160097893Abstract: Disclosed herein is a transparent display apparatus in which a plurality of micro-patterns are formed on a reflection surface of a transparent light guide plate.Type: ApplicationFiled: July 29, 2015Publication date: April 7, 2016Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Sang Hyun SOHN, Kwan Sik MIN, Keun-Bae JEON
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Publication number: 20150035796Abstract: Disclosed are a display apparatus and a control method thereof, the display apparatus including: a display which displays an image; a touch panel which includes a plurality of pulse transmitting lines distributed with regard to a touch area of the touch panel, where voltage pulses are transmitted to the plurality of pulse transmitting lines, and a plurality of receiving lines distributed with regard to the touch area configured to detect a user's touch input on the touch area based on the voltage pulses transmitted to the pulse transmitting lines; and a controller configured to control a number of the voltage pulses to the plurality of pulse transmitting lines, where the number of the voltage pulses transmitted to the plurality of pulse transmitting lines corresponding to a touch expectation area of the touch area is greater than those voltage pulses transmitted to other areas of the touch area.Type: ApplicationFiled: June 23, 2014Publication date: February 5, 2015Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Han-jin PARK, Kwan-sik MIN, Dong-hyun KIM, Eun-il CHO
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Publication number: 20140362196Abstract: A display apparatus is provided. The display apparatus includes: a video processor which, in a multi-view mode, processes a plurality of contents and generates a plurality of content views, a display which displays the plurality of content views, a sync signal generator which generates a sync signal regarding the plurality of content views, a communicator which transmits the sync signal, and a controller which, upon communicating with a glasses apparatus, transmits information on a target content view which is controllable from among the plurality of content views to the glasses apparatus. Accordingly, a newly-connected glasses apparatus may be directly synchronized with a target content view.Type: ApplicationFiled: August 22, 2014Publication date: December 11, 2014Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Nak-won CHOI, Je-hwan SEO, Kwan-sik MIN, Jung-jin PARK, Geun-sam YANG, Seung-bok LEE, Tae-hyeun HA
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Patent number: 8842169Abstract: A display apparatus is provided. The display apparatus includes: a video processor which, in a multi-view mode, processes a plurality of contents and generates a plurality of content views, a display which displays the plurality of content views, a sync signal generator which generates a sync signal regarding the plurality of content views, a communicator which transmits the sync signal, and a controller which, upon communicating with a glasses apparatus, transmits information on a target content view which is controllable from among the plurality of content views to the glasses apparatus. Accordingly, a newly-connected glasses apparatus may be directly synchronized with a target content view.Type: GrantFiled: January 2, 2013Date of Patent: September 23, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Nak-won Choi, Je-hwan Seo, Kwan-sik Min, Jung-jin Park, Geun-sam Yang, Seung-bok Lee, Tae-hyeun Ha