Patents by Inventor Se-Min Lee
Se-Min Lee 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: 20190302518Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: ApplicationFiled: June 17, 2019Publication date: October 3, 2019Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
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Patent number: 10371983Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: GrantFiled: July 25, 2017Date of Patent: August 6, 2019Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Hyeok-Joon Yoon, Ju-Sang Rhim, Dae-Yong Kim, Eun-Hee Choi, Se-Jin Lee
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Publication number: 20190193510Abstract: Disclosed herein are air-conditioning systems for a vehicle for a battery, which can control temperature of the vehicle or the battery by delivering air cooled through a first evaporator of a cooling and heating module or air heated through a condenser to a supply side (toward a passenger or a battery). The cooling and heating module includes: a compressor; the condenser; an expansion valve for controlling a flow of the refrigerant condensed in the condenser; the first evaporator for evaporating the refrigerant supplied through the expansion valve; a first-first blowing unit for blowing air through the first evaporator; a first-second blowing unit for blowing air through the condenser; and a discharge duct for selectively delivering the air supplied through the first-first blowing unit and the first-second blowing unit toward the passenger by opening and closing means.Type: ApplicationFiled: September 14, 2015Publication date: June 27, 2019Inventors: Jong Bo Won, Tae Yong Park, Yong Nam Ahn, Sung Je Lee, Se Min Lee
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Publication number: 20180290516Abstract: Disclosed herein is an air conditioner for a vehicle, which can select a blower with the maximum efficiency within a range of a targeted air discharge volume for indoor circulation and select a blower with the maximum efficiency within a range of a targeted air discharge volume for outdoor discharge. The air conditioner includes: an air-conditioning case having a first air passageway and a second air passageway; an evaporator disposed on the first air passageway or the second air passageway; a condenser disposed on the first air passageway or the second air passageway; a first blower arranged on an indoor circulation passage; and a second blower arranged on an outdoor discharge passage.Type: ApplicationFiled: April 5, 2018Publication date: October 11, 2018Inventors: Jae Chun RYU, Dae Bok KEON, Yun Jin KIM, Se Min LEE
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Publication number: 20180164615Abstract: A liquid crystal display device according to an embodiment includes a liquid crystal panel including a plurality of display regions arranged in a first axis direction; a backlight unit below the liquid crystal panel; and a viewing angle adjustment unit between the liquid crystal panel and the backlight unit, wherein the viewing angle adjustment unit includes a viewing angle adjustment sheet that includes a plurality of division regions corresponding to the plurality of display regions, respectively, and the plurality of division regions are individually adjusted in scattering rate according to ON and OFF operation modes.Type: ApplicationFiled: December 13, 2017Publication date: June 14, 2018Applicant: LG DISPLAY CO., LTD.Inventors: Yong-Joong YOON, Jae-Jung HAN, Se-Min LEE, Dae-Yong KIM, Seung-Ju GWON
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Publication number: 20180147911Abstract: The present invention relates to an air conditioning system and, more particularly, to an air conditioning system comprising, within a single air conditioning case: a cool air passage in which an evaporator is installed; a warm air passage in which a condenser is installed; an installation space portion in which air conditioner parts such as a compressor are installed; and an air discharge passage for discharging, to the outside, air unnecessary for cooling and heating, thereby enabling attachment and detachment inside a vehicle, and enabling use as a portable air conditioner as well as a vehicle air conditioner. In addition, as the system is capable of cooling and heating, a separate heater core or PTC heater for heating is not required, thereby the structure is simple, and the system is capable of controlling cooling and heating modes through a single operation door, thereby allowing the system to be miniaturized.Type: ApplicationFiled: December 14, 2015Publication date: May 31, 2018Inventors: Sang Gu WOO, Yong Nam AHN, Sung Je LEE, Se Min LEE, Jong Bo WON
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Publication number: 20180111445Abstract: The present invention provides an air conditioning system for a vehicle, which includes an evaporator mounted in a cold air passageway and a condenser mounted in a warm air passageway inside an air-conditioning case to perform cooling and heating, and protecting means for surrounding a plurality of electronic units mounted on the outer surfaces of the air-conditioning case and blowers, thereby preventing breakdowns and malfunctions by preventing foreign matters or water from entering into the electronic units.Type: ApplicationFiled: April 14, 2016Publication date: April 26, 2018Inventors: Jae Chun RYU, Tae Yong PARK, Yong Nam AHN, Sung Je LEE, Se Min LEE
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Publication number: 20180093545Abstract: Disclosed herein is an air conditioning system for a vehicle, which includes an evaporator mounted in a cold air passageway, a condenser mounted in a warm air passageway inside an air-conditioning case, and supporting means for fixing and supporting air conditioner components for enhancing heating and cooling performance to the air-conditioning case so as to integrate the air conditioner components with the air-conditioning case, thereby simplifying distribution, delivery and management of the air conditioning system, enhancing productivity due to simplification of the assembling process of vehicles, and reducing weight of the air conditioning system due to reduction in length of a refrigerant circulation line.Type: ApplicationFiled: April 7, 2016Publication date: April 5, 2018Inventors: Tae Yong PARK, Yong Nam AHN, Sung Je LEE, Kyung Ju AN, Jae Chun RYU, Se Min LEE, Youn Woo LIM
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Publication number: 20180073740Abstract: A cooking device is provided. The cooking device supplied with power through an AC power supply including a neutral line includes: a motor configured to drive a cooling fan; a main board mounted with a plurality of components for an operation of the cooking device; and a thermal protector having one end connected to the neutral line of the AC power supply and the other end commonly connected to the motor and the main board, wherein the thermal protector cuts off connection between the neutral line and the main board through the thermal protector if a temperature of the motor is equal to or higher than a predetermined value.Type: ApplicationFiled: September 8, 2017Publication date: March 15, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Chang-hyun SON, Sung-soo PARK, Yo-jin SEO, Sung-min OH, Se-min LEE
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Publication number: 20180066851Abstract: Disclosed herein is an oven with a doubly insulated lamp having increased lifetime. The oven may include a cooking chamber, a first insulating case mounted on one surface of the cooking chamber, a first case coupled to the first insulating case to form a first insulated space, a second insulating case having at least a part thereof disposed inside the first insulated space, a second case coupled to the second insulating case to form a second insulated space, and a lamp disposed inside the second insulated space to be doubly insulated from heat of the cooking chamber.Type: ApplicationFiled: September 8, 2017Publication date: March 8, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Se Min LEE, Sung-Soo PARK, Chang Hyun SON, Sung Min OH
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Patent number: 9904082Abstract: Disclosed is a curved display device that may include a display panel having a curvature between a top frame and a bottom frame; a printed circuit board (PCB) electrically connected to at least one edge portion of the display panel where driving circuits and signal lines are provided through a connector; and a reinforcing frame that supports a rear surface of the bottom frame, the reinforcing frame including a reinforcing bar substantially following the curvature of the display panel, wherein the reinforcing bar has a step to include first and second rear surfaces, with the first rear surface being closer to the display panel than the second rear surface, and wherein the PCB is mounted on the first rear surface of the reinforcing bar.Type: GrantFiled: July 28, 2015Date of Patent: February 27, 2018Assignee: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Bum-Seok Chung, Dae-Hun Lee, Tae-Hyung Kim, Hyo-Sung Lee
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Publication number: 20180031907Abstract: A display device includes a display panel including a plurality of pixels each having a plurality of sub-pixels; and a light path adjustment film on the display panel, wherein the light path adjustment film includes a first base film, and a pattern layer on a surface of the first base film, wherein the pattern layer includes a plurality of first patterns having a first refractive index, and a plurality of second patterns between the first patterns and having a second refractive index less than the first refractive index, and wherein the first pattern includes a top surface spaced apart from the display panel and parallel with the display panel, a bottom surface between the top surface and the display panel, and a slanted surface connecting the top surface and the bottom surface.Type: ApplicationFiled: July 25, 2017Publication date: February 1, 2018Inventors: Se-Min LEE, Hyeok-Joon YOON, Ju-Sang RHIM, Dae-Yong KIM, Eun-Hee CHOI, Se-Jin LEE
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Patent number: 9715139Abstract: A curved display device comprises a liquid crystal panel; a backlight unit providing light to the liquid crystal panel, the backlight unit including a light guide plate having a curvature. The backlight unit further includes an elastic optical guide member coupled to the light guide plate, the elastic optical guide member having a substantially same curvature as the curvature of the light guide plate. The curved display device further comprises a first frame having a substantially same curvature as the curvature of the elastic optical guide member, the first frame coupled to the backlight unit and configured to support the backlight unit and a reinforcing member having a substantially same curvature as the curvature of the first frame, the reinforcing member coupled to the first frame.Type: GrantFiled: July 16, 2014Date of Patent: July 25, 2017Assignee: LG Display Co., Ltd.Inventors: Se-Min Lee, Joo-young Yeon, Yong-Joong Yoon, Tae-Hyung Kim, Hyo-Sung Lee, Sun-Bok Song
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Publication number: 20170190236Abstract: Disclosed herein is a heat pump system for a vehicle which includes an evaporator mounted on a cold air passageway inside an air-conditioning case, a condenser mounted on a warm air passageway, a first blower mounted at an inlet side of the cold air passageway of the air-conditioning case, a second blower mounted at an inlet side of the warm air passageway and an intake duct mounted between the first blower and the second blower to supply indoor air and outdoor air to the first blower and the second blower respectively, thereby maximizing space efficiency because using just one intake duct for the two blowers, and reducing the size and manufacturing costs of the heat pump system.Type: ApplicationFiled: August 31, 2015Publication date: July 6, 2017Applicant: Hanon SystemsInventors: Sung Je LEE, Tae Yong Park, Eun Young Seo, Yong Nam Ahn, Se Min Lee, Seong Seok Han
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Publication number: 20170129309Abstract: Disclosed herein is a heat pump system for a vehicle, which includes a compressor, an air-cooled condenser mounted on a warm air passageway, expansion means and an evaporator mounted on a cold air passageway of an air-conditioning case in order to carry out heating and cooling and further includes a water-cooled condenser mounted on a refrigerant circulation line between the compressor and the air-cooled condenser to exchange heat between refrigerant and coolant, thereby reducing the number and the size of blowers and the size of the entire system because the size of the air-cooled condenser inside the warm air passageway is reduced, and decreasing power consumption and noise by reducing capacity of a motor of the blower.Type: ApplicationFiled: June 30, 2015Publication date: May 11, 2017Applicant: HANON SYSTEMSInventors: Hae Jun LEE, Jae Chun RYU, Yong Nam AHN, Sung Je LEE, Se Min LEE
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Publication number: 20170043646Abstract: Disclosed is an air conditioning system for a vehicle which includes a cold air passageway having a heat exchanger for cooling and a warm air passageway having a heat exchanger for heating inside an air-conditioning case to carry out cooling and heating and which controls to inhale indoor air inside the vehicle, pass the air through the heat exchanger for cooling and discharge the air outside the vehicle in a specific mode, thereby preventing frosting of the heat exchanger for cooling because supplying air of high temperature dehumidified inside the interior of the vehicle to the heat exchanger for cooling, and enhancing heating performance by rising refrigerant pressure and temperature in the refrigerant cycle without needing additional components.Type: ApplicationFiled: August 3, 2016Publication date: February 16, 2017Inventors: Sung Je LEE, Yun Jin KIM, Jae Chun RYU, Tae Yong PARK, Se Min LEE, Yong Nam AHN, Dae Bok KEON
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Patent number: 9462638Abstract: An induction heating cooker having an oil temperature control function by of the amount of change of an operating frequency, and a control method thereof, the induction heating cooker including a heating coil, an inverter unit, a driving unit, a detection unit to detect a value of a current that flows at the heating coil, and a control unit to calculate an operating frequency of the driving unit according to the value of the current, to vary the operating frequency so that the heating coil maintains a constant output that corresponds to an output level, and to determine whether oil accommodated in a container placed on the heating coil is overheated, by use of an amount of change of the operating frequency, and the maintenance or the control of the temperature of oil may be achieved.Type: GrantFiled: July 25, 2013Date of Patent: October 4, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Se Min Lee, Kil Young Lee, Seong Deog Jang
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Patent number: 9442318Abstract: An LCD device is disclosed that includes: a liquid crystal display panel; a backlight unit configured to apply light to the liquid crystal display panel; a top case configured to protect the liquid crystal display panel and including a plurality of case members; and a plurality of joint members arranged in joint regions of the case members.Type: GrantFiled: October 27, 2014Date of Patent: September 13, 2016Assignee: LG Didplay Co., Ltd.Inventors: Hyo Sung Lee, Se Min Lee, Yong Joong Yoon, Tae Hyung Kim, Sun Bok Song
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Publication number: 20160187709Abstract: Disclosed is a curved display device that may include a display panel having a curvature between a top frame and a bottom frame; a printed circuit board (PCB) electrically connected to at least one edge portion of the display panel where driving circuits and signal lines are provided through a connector; and a reinforcing frame that supports a rear surface of the bottom frame, the reinforcing frame including a reinforcing bar substantially following the curvature of the display panel, wherein the reinforcing bar has a step to include first and second rear surfaces, with the first rear surface being closer to the display panel than the second rear surface, and wherein the PCB is mounted on the first rear surface of the reinforcing bar.Type: ApplicationFiled: July 28, 2015Publication date: June 30, 2016Inventors: Se-Min LEE, Bum-Seok CHUNG, Dae-Hun LEE, Tae-Hyung KIM, Hyo-Sung LEE
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Patent number: 9323084Abstract: A curved liquid crystal display device includes a liquid crystal display panel, a backlight unit, a bottom cover and a reinforcement frame. The liquid crystal display panel includes a thin film transistor substrate and a color filter substrate. The backlight unit applies light to the liquid crystal display panel. The bottom cover supports the backlight unit and has a flat shape. The reinforcement frame has a predetermined curvature and is attached to the bottom cover. The flat bottom cover is mounted on the reinforcement frame such that the flat bottom cover has the predetermined curvature of the reinforcement frame.Type: GrantFiled: September 5, 2013Date of Patent: April 26, 2016Assignee: LG DISPLAY CO., LTD.Inventors: Se-Min Lee, Hyun-Woo Jang, Ji-Eun Son, JooYoung Yeon, Jae-Yeon Song, Yong-Joong Yoon, Hyo-Sung Lee