Patents by Inventor Hyung-Woo Lee
Hyung-Woo 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: 20180187364Abstract: A clothing drying apparatus includes a first drying apparatus supplying hot air to an inside of a rotary drum and a second drying apparatus coupled to the first drying apparatus, wherein the second drying apparatus includes: a dry chamber with a discharge hole formed at one side thereof, a hot air unit supplying hot air to an inner side of the dry chamber through the discharge hole, and a cover shelf disposed above the discharge hole within the dry chamber to face a bottom surface of the dry chamber and having a plurality of through holes upwardly injecting lower hot air.Type: ApplicationFiled: December 19, 2017Publication date: July 5, 2018Applicant: Samsung Electronics Co., Ltd.Inventors: Do-haeng KIM, Young-jae Kim, Hyung-woo Lee, Jun-hong Park
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Publication number: 20180179694Abstract: A drying apparatus is provided. The drying apparatus includes a first drying device including a drying basket and a first heater configured to provide hot air to the drying basket, a second drying device which is coupled with the first drying device and includes a drying drum and provides hot air to the drying drum, and a controller configured to, in response to the first drying device and the second drying device being simultaneously operated, reducing a heating performance of at least one of the first heater and the second heater.Type: ApplicationFiled: December 13, 2017Publication date: June 28, 2018Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Eun-suk BANG, Hyung-woo LEE, Ji-hyun WOO
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Publication number: 20180063981Abstract: An electronic device includes a display, an upper housing surrounding at least a portion of a periphery of the display, a lower housing coupled to the upper housing, and a window waterproof member disposed between at least a portion of a periphery of the display and the upper housing to seal an aperture between the upper housing and the display. The window waterproof member includes an inner core having a specific strength, and an outer sheath having a specific elasticity, and an outer peripheral surface of which contacts at least part of the upper housing and an inner peripheral surface of which contacts at least part of the display while the outer sheath surrounding at least a portion of the inner core.Type: ApplicationFiled: August 30, 2017Publication date: March 1, 2018Inventors: Sung Eun PARK, Jeong Eun KIM, Jae Uk AHN, Jong Cheon WEE, Hyung Woo LEE, Sang Hyuck JUNG
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Patent number: 9829917Abstract: Disclosed is an electronic device electronic device that has a single part, which allows a wheel dial to be fixed to a housing of the electronic device, and prevents the wheel dial from moving horizontally and vertically relative to the housing.Type: GrantFiled: August 15, 2016Date of Patent: November 28, 2017Assignee: Samsung Electronics Co., LtdInventor: Hyung-Woo Lee
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Publication number: 20170045910Abstract: A coupling member that is attachable to/detachable from a housing of an electronic device while making the housing wearable on a user's body, and an electronic device including the coupling member is provided. The electronic device includes a band member that is configured to come in contact with a user's body portion, a slide member that is mounted on the band member, and is bound to a portion of the housing in a state where the coupling member is mounted on the housing, an opening that is formed in the slide member, a locking member that is disposed on the band member, and a locking protrusion that is formed on a locking member. The locking protrusion appears to the outside of the slide member through the opening according to the reciprocating of the locking member, and the coupling member is bound to the housing.Type: ApplicationFiled: August 12, 2016Publication date: February 16, 2017Inventors: Hyung-Woo LEE, Hwan-Seok CHOI, Kyung-Hwan LEE, Jong-Cheon WEE
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Publication number: 20170048994Abstract: Disclosed is an electronic device electronic device that has a single part, which allows a wheel dial to be fixed to a housing of the electronic device, and prevents the wheel dial from moving horizontally and vertically relative to the housing.Type: ApplicationFiled: August 15, 2016Publication date: February 16, 2017Inventor: Hyung-Woo LEE
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Patent number: 9494615Abstract: An encapsulated nanostructure fabricated using layers of polymer material and further processed for use in a micro-scale target device is presented. The fabrication includes the formation on a substrate of an array of encapsulated nanostructures. The encapsulated nanostructures each include a nanostructure and a micro-scale, multi-block structure that encapsulates the nanostructure. Each encapsulated nanostructure can be made usable by a target device by removing, e.g., by etching, one of the layers to expose a portion of the nanostructure.Type: GrantFiled: November 3, 2009Date of Patent: November 15, 2016Assignee: Massachusetts Institute of TechnologyInventors: Sang-Gook Kim, Soohyung Kim, Hyung Woo Lee
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Publication number: 20160279850Abstract: A valve motor device of an injection molding apparatus is provided. The valve motor device of an injection molding apparatus, which drives a valve pin that is selectively opened and closed to inject a raw material into a mold includes a housing in which a stator is disposed, a rotor disposed in the housing, the rotor acting with the stator to rotate, a rotational shaft coupled to the inside of the rotor, a screw assembly coupled in the rotational shaft, the screw assembly including a screw that linearly moves according to the rotation of the rotational shaft, and a control unit disposed on a side of the rotational shaft, the control unit comprising a detecting unit configured to detect a rotation amount or angle of the rotational shaft.Type: ApplicationFiled: October 23, 2014Publication date: September 29, 2016Inventors: Won Sik LEE, Hyung Woo LEE
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Patent number: 9435587Abstract: A method for detecting a degree of blockage of an exhaust duct includes detecting the temperature of air in an intake and exhaust system, calculating a rate of change of the detected temperature, and determining a degree of blockage of the exhaust duct based on the detected temperature and the rate of change of the detected temperature.Type: GrantFiled: March 27, 2013Date of Patent: September 6, 2016Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung Woo Lee, Hee Beom Park, Sang Oh Yoo, Geun Kang, Pil Soo Chang
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Publication number: 20160222576Abstract: Disclosed herein is a dryer which includes a drum for accommodating an object to be dried, a combustion device for combusting gas to heat air, a blowing device for transferring the heated air into the drum, and a valve assembly for controlling a gas discharge amount supplied to the combustion device, wherein the valve assembly may operate in one mode among a high heating power mode which maximizes the gas discharge amount, a low heating power mode which generates 50% or less heating power compared to the high heating power mode, and a standby mode which blocks the gas discharge.Type: ApplicationFiled: January 28, 2016Publication date: August 4, 2016Inventors: Sang Oh Yoo, Hyung-Woo Lee, Hye Joon Seok, Geun Kang
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Publication number: 20150299935Abstract: A clothing dryer includes a drum to receive clothing, a first heater, a second heater having a capacity smaller than a capacity of the first heater, a temperature sensor to sense temperature of air exhausted from the drum and a dryness sensor to sense dryness of the clothing received in the drum. The control method of the clothing dryer includes simultaneously turning on the first heater and the second heater; alternately turning on and off at least one of the first heater and the second heater when a value of the temperature sensed by the temperature sensor reaches a predetermined temperature; and maintaining one of the first heater and the second heater in a turned-on state when a value of the dryness sensed by the dryness sensor reaches a predetermined dryness.Type: ApplicationFiled: June 30, 2015Publication date: October 22, 2015Applicant: Samsung Electronics Co., Ltd.Inventors: Hee Beom PARK, Hyung Woo LEE, Ja Young KIM
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Patent number: 9153626Abstract: A thin film transistor includes a gate electrode configured to receive a control voltage, a source electrode insulated from the gate electrode, and configured to receive an input voltage, a drain electrode insulated from the gate electrode, and configured to receive an output voltage, at least two carbon nanotube patterns formed in a channel region between the source electrode and the drain electrode, wherein the carbon nanotube patterns are separated from each other, and at least one floating electrode connecting the two carbon nanotube patterns to each other.Type: GrantFiled: August 15, 2014Date of Patent: October 6, 2015Assignees: SAMSUNG DISPLAY CO., LTD., SNU R&DB FOUNDATIONInventors: Sang Ho Park, Young Ki Shin, Yoon Ho Khang, Joo Hyung Lee, Hyung Woo Lee, Seung Hun Hong
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Publication number: 20150231989Abstract: The present invention relates to a two-phase, two-column linear pulse motor propulsion system, and more particularly to a two-phase, two-column linear pulse motor propulsion system which can implement high-speed driving, stopping, and switching directions forward/backward through non-adhesive driving characteristics by improving accelerating performance and torque performance. The two-phase, two-column linear pulse motor propulsion system comprises a field unit 121, 122 prepared in two columns in the longitudinal direction under a moving body 110 so as to generate a magnetic field; an armature unit 131, 132 which is prepared on a travelling track, generates a shifting field by the power supplied from a power conversion device, is prepared in two columns so as to correspond to the two-column field unit 121, 122 and generates the propulsion force of the moving body 110 through interaction due to a two-phase synchronous signal.Type: ApplicationFiled: August 9, 2013Publication date: August 20, 2015Applicant: KOREA RAILROAD RESEARCH INSTITUTEInventors: Byung Song Lee, Hyung Woo Lee, Chan Bae Park, Soon Man Hong, Jun Ho Lee, Jae Hee Kim
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Patent number: 9091014Abstract: A clothing dryer and a control method thereof that adjusts a heater capacity based on a humidity change amount (a drying rate) in a second half of a drying period to reduce power consumption without increase of drying time. The clothing dryer includes a drum to receive clothing, first and second hot air heaters, having different capacities, to supply hot air into the drum, a humidity sensor to sense internal humidity of the drum, and a controller to calculate a humidity change amount in the drum, to compare the calculated humidity change amount with a predetermined change amount, and to control only one having the relatively small capacity selected from the first and second hot air heaters to be operated when the humidity change amount is greater than the predetermined change amount.Type: GrantFiled: November 4, 2010Date of Patent: July 28, 2015Assignee: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hee Beom Park, Hyung Woo Lee, Ja Young Kim
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Patent number: 9009987Abstract: A clothing dryer capable of effectively drying a small amount of substance, and a control method thereof by changing an algorithm of a sensor-dry course, which is configured to control an operation rate, a degree of drying or a temperature of drying, to be adapted to the small load of substance in a case where the substance to be dried has a small load when compared to the entire volume of the clothing dryer, so that the drying efficiency is enhanced regardless of the load of the substance, and a separate option button is provided for a sensor-dry course, so that a small load of substance is dried adaptively to the material characteristic of the substance for a respective dry course, thereby enhancing the drying efficiency.Type: GrantFiled: December 3, 2012Date of Patent: April 21, 2015Assignee: Samsung Electronics Co., Ltd.Inventors: Hyung Woo Lee, Hee Beom Park, Ja Young Kim, Sang Oh Yoo
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Publication number: 20140353592Abstract: A thin film transistor includes a gate electrode configured to receive a control voltage, a source electrode insulated from the gate electrode, and configured to receive an input voltage, a drain electrode insulated from the gate electrode, and configured to receive an output voltage, at least two carbon nanotube patterns formed in a channel region between the source electrode and the drain electrode, wherein the carbon nanotube patterns are separated from each other, and at least one floating electrode connecting the two carbon nanotube patterns to each other.Type: ApplicationFiled: August 15, 2014Publication date: December 4, 2014Inventors: Sang Ho Park, Young Ki Shin, Yoon Ho Khang, Joo Hyung Lee, Hyung Woo Lee, Seung Hun Hong
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Patent number: 8884266Abstract: A thin film transistor includes a gate electrode configured to receive a control voltage, a source electrode insulated from the gate electrode, and configured to receive an input voltage, a drain electrode insulated from the gate electrode, and configured to receive an output voltage, at least two carbon nanotube patterns formed in a channel region between the source electrode and the drain electrode, wherein the carbon nanotube patterns are separated from each other, and at least one floating electrode connecting the two carbon nanotube patterns to each other.Type: GrantFiled: June 13, 2012Date of Patent: November 11, 2014Assignees: Samsung Display Co., Ltd., SNU R&DB FoundationInventors: Sang Ho Park, Young Ki Shin, Yoon Ho Khang, Joo Hyung Lee, Hyung Woo Lee, Seung Hun Hong
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Patent number: 8823077Abstract: A semiconductor device according to example embodiments may include a channel including a nanowire and a charge storage layer including nanoparticles. A twin gate structure including a first gate and a second gate may be formed on the charge storage layer. The semiconductor device may be a memory device or a diode.Type: GrantFiled: January 31, 2011Date of Patent: September 2, 2014Assignees: Samsung Electronics Co., Ltd., SNU R&D FoundationInventors: Eun-Hong Lee, Seung-Hun Hong, Un-jeong Kim, Hyung-Woo Lee, Sung Myung
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Patent number: 8701309Abstract: A dryer and a control method thereof, in which load of an object to be dried is detected using a sensor which has less risk of contamination and an anticipated drying time based on the detected load is accurately determined and displayed. The dryer includes a rotatable drum to accommodate the object, a front support installed at an entrance of the drum to support the drum, a rear support installed at an opposite side of the entrance of the drum to support the drum, an exhaust hole formed in the front support, through which interior air of the drum is discharged, and a humidity sensor installed to the front support at a position adjacent to the exhaust hole, the humidity sensor being located upstream of the exhaust hole in a rotating direction of the drum to detect humidity of the air to be introduced into the exhaust hole.Type: GrantFiled: December 6, 2011Date of Patent: April 22, 2014Assignee: Samsung Electronics Co., Ltd.Inventors: Hee Beom Park, Phil Soo Chang, Hyung Woo Lee
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Publication number: 20130255101Abstract: A method for detecting a degree of blockage of an exhaust duct includes detecting the temperature of air in an intake and exhaust system, calculating a rate of change of the detected temperature, and determining a degree of blockage of the exhaust duct based on the detected temperature and the rate of change of the detected temperature.Type: ApplicationFiled: March 27, 2013Publication date: October 3, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Hyung Woo Lee, Hee Beom Park, Sang Oh Yoo, Geun Kang, Pil Soo Chang