Patents by Inventor Ju Hyun Baek
Ju Hyun Baek 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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Patent number: 12041818Abstract: A display devise is provided. A display device includes a substrate, a lower metal pattern disposed on one surface of the substrate, a buffer layer disposed on the one surface of the substrate to cover the lower metal pattern, a semiconductor layer disposed on the buffer layer, a gate insulating film disposed on the semiconductor layer, and a gate electrode disposed on the gate insulating film, wherein the lower metal pattern includes an antireflection layer disposed on the one surface of the substrate and a conductive metal layer disposed on one surface of the antireflection layer, and the antireflection layer includes molybdenum oxide (MoOx) and at least one of zinc oxide (ZnOx) and indium oxide (InOx).Type: GrantFiled: August 12, 2021Date of Patent: July 16, 2024Assignee: Samsung Display Co., Ltd.Inventors: Ju Hyun Lee, Gyung Min Baek, Hyun Eok Shin, Sung Joo Kwon
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Publication number: 20240198268Abstract: A plasma filter includes: a bar assembly including a bar extending in a longitudinal direction; a wire installed spaced apart from the bar to generate plasma between the bar and the wire when power is applied thereto; and a frame assembly on which the bar and the wire are supported. A posture fixture is formed in the frame assembly to fix one or more of both end portions of the bar to prevent a posture of the bar from changing.Type: ApplicationFiled: November 13, 2023Publication date: June 20, 2024Applicant: COWAY Co., Ltd.Inventors: Seung Ki KIM, Bu Gwan CHUN, Yoon Hyuck CHOI, Ju Hyun BAEK, Chan Jung PARK
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Publication number: 20240123386Abstract: A filter holder comprises: a plurality of filter frames disposed such that at least some thereof are adjacent to each other; and a folding member which supports filter frames, from among the plurality of filter frames, adjacent to each other so as to be rotatable with respect to each other. The folding member comprises: a folding part which has a predetermined thickness and is flexible so as to be foldable by means of rotation of the adjacent filter frames adjacent with respect to each other; and a plurality of edge parts which are connected to the respective sides of the folding part with the folding portion therebetween and rotate together with the adjacent filter frames, and wherein when viewed from a cross-section of the folding member, the edge parts may have a greater thickness than the folding part.Type: ApplicationFiled: January 28, 2022Publication date: April 18, 2024Applicant: COWAY CO.,LTD.Inventors: Yoon Hyuck CHOI, Hyun Kyu LEE, Jong Cheol KIM, Seung Ki KIM, Sung Sil KANG, Ju Hyun BAEK, Chan Jung PARK
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Publication number: 20240100464Abstract: An air filter comprises: a first filter frame in which a plurality of first chambers are formed; a second filter frame in which a plurality of second chambers are formed and which is arranged at the rear of the first filter frame; and a filter material which is accommodated in the plurality of first chambers and the plurality of second chambers to filter air, wherein the first filter frame and the second filter frame are arranged so that, when seen from the front, the center of each of the plurality of second chambers is out of line with the center of each of the plurality of first chambers, in the vertical direction.Type: ApplicationFiled: January 28, 2022Publication date: March 28, 2024Applicant: COWAY CO., LTD.Inventors: Yoon Hyuck CHOI, Hyun Kyu LEE, Jong Cheol KIM, Seung Ki KIM, Sung Sil KANG, Ju Hyun BAEK, Chan Jung PARK
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Publication number: 20230266025Abstract: A composite filter includes a filter unit including a filter member having filtering parts, at least one filter module arranged in parallel with at least one of the filtering parts, and a bracket supporting the filtering parts disposed adjacent to each other and the filter module so that the filtering parts disposed adjacent to each other are rotatable. The bracket includes a folded portion that is selectively folded according to the relative rotation of the filtering parts, and attachment portions connected to the folded portion with the folded portion interposed therebetween, and attached to the side surfaces of the filtering parts disposed adjacent to each other. The folded portion and the attachment portions are provided integrally and are formed of a flexible material, and the attachment portion extend to the side surface of the filter module adjacent thereto to seal a gap between the filtering part and the filter module.Type: ApplicationFiled: June 29, 2021Publication date: August 24, 2023Applicant: COWAY CO., LTD.Inventors: Yu Young NAM, Yoon Hyuck CHOI, Ki Soo KIM KIM, Jun Hyoung BAE, Jhe Hong KIM, Ju Hyun BAEK, Chan Jung PARK
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Publication number: 20230233971Abstract: An air purifier has an air filter including: a filter member including a plurality of filtration regions each having a plurality of vertical pleats extending in an up-down direction and side surfaces connected to be rotatable with respect to each other; and a frame having a plurality of supports for supporting the plurality of filtration regions. Each of the plurality of supports includes a groove having a shape corresponding to any one of an upper edge and a lower edge of each of the filtration regions. Each of the filtration regions is supported by the supports by at least a part of the upper edge or the lower edge being inserted into the groove.Type: ApplicationFiled: June 21, 2021Publication date: July 27, 2023Applicant: COWAY CO., LTD.Inventors: Yoon Hyuck CHOI, Sung Il MOON, Jun Houng BAE, Yu Young NAM, Sun Duck KWON, Ju Hyun BAEK, Chan Jung PARK
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Patent number: 11103673Abstract: A method is provided for operating a sleep mode of a massage chair, which is capable of implementing a sleep mode according to progressive muscle relaxation, and a massage chair for the method is also provided.Type: GrantFiled: April 6, 2017Date of Patent: August 31, 2021Assignee: Coway Co., Ltd.Inventors: Byoung Chan Bae, Yeon Soo Seong, Ji Hoon Hyun, Sun Young Lee, Ju Hyun Baek, Joong Keun An
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Publication number: 20190160253Abstract: A method is provided for operating a sleep mode of a massage chair, which is capable of implementing a sleep mode according to progressive muscle relaxation, and a massage chair for the method is also provided.Type: ApplicationFiled: April 6, 2017Publication date: May 30, 2019Applicant: Coway Co., Ltd.Inventors: Byoung Chan BAE, Yeon Soo SEONG, Ji Hoon HYUN, Sun Young LEE, Ju Hyun BAEK, Joong Keun AN
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Patent number: 10188976Abstract: An air purifier according to the present disclosure includes: a memory for storing a flow rate/pressure differential correlation graph with regard to each filter utilization state; a pressure differential sensor for measuring a pressure differential, which is a difference in pressure between the front and rear ends of the filter; and a filter replacement time management unit for determining the time to replace the filter according to a result of matching a pressure differential of the filter, which is measured by the pressure differential sensor at a preset cycle, and the flow rate of air flowing into the filter during pressure differential measurement with the flow rate/pressure differential correlation graph for each utilization state.Type: GrantFiled: December 15, 2014Date of Patent: January 29, 2019Assignee: COWAY CO., LTD.Inventors: Young-Gun Cho, Ju-Hyun Baek, In-Seok Seo, Seong-Jin Yun, Chul-Soon Dan, Sang-Woo Kang, Jong-Wan Kim
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Publication number: 20170189846Abstract: An air purifier according to an embodiment of the present invention may comprise: a memory for storing a flow rate/pressure differential correlation graph with regard to each filter utilization state; a pressure differential sensor for measuring a pressure differential, which is a difference in pressure between the front and rear ends of the filter; and a filter replacement time management unit for determining the time to replace the filter according to a result of matching a pressure differential of the filter, which is measured by the pressure differential sensor at a preset cycle, and the flow rate of air flowing into the filter during pressure differential measurement with the flow rate/pressure differential correlation graph for each utilization state.Type: ApplicationFiled: December 15, 2014Publication date: July 6, 2017Inventors: Young-Gun CHO, Ju-Hyun BAEK, In-Seok SEO, Seong-Jin YUN, Chul-Soon DAN, Sang-Woo KANG, Jong-Wan KIM
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Patent number: 8497604Abstract: Disclosed is an apparatus and system for controlling power saving. The system for controlling power saving includes: a battery supplying power; a power saving controlling apparatus including a sensing unit detecting a user's contact and generating an activation signal when a user's contact is acknowledged, a latch unit maintaining the activation signal which has been received from the sensing unit, and a switch unit disposed on a current path that delivers power, and connecting the current path according to the activation signal from the latch unit; and a microcomputer controlling an operation of the system connected upon receiving power from the power saving controlling apparatus.Type: GrantFiled: September 30, 2010Date of Patent: July 30, 2013Inventors: In Seok Seo, Ki Chul Kim, Joung Ho Son, Ju Hyun Baek
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Patent number: 8112826Abstract: An apparatus for controlling a rotational movement of an opening and closing unit by using a counter electromotive force of a motor includes: a motor driving unit that drives an electric damper by driving a motor to operate the opening and closing unit; a position detecting unit that detects the position of the opening and closing unit operated by the motor driving unit; a power intercepting unit that receives a signal of detecting the position of the opening and closing unit from the position detecting unit, and cuts off power if it determines that the opening and closing unit is at a pre-set position based on the received position detect signal; and a counter electromotive force generating unit that generates a counter electromotive force of the motor when the power intercepting unit cuts off power.Type: GrantFiled: March 31, 2009Date of Patent: February 14, 2012Assignee: Woongjin Coway Co., Ltd.Inventors: Tae-Kyung Kang, Man-Ho Byean, Ju-Hyun Baek
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Patent number: 8058852Abstract: A device and method for detecting a zero crossing and voltage amplitude of a commercial power source voltage inputted to an electronic device, from a single pulse signal are disclosed.Type: GrantFiled: April 22, 2009Date of Patent: November 15, 2011Assignee: Woongjin Coway Co., Ltd.Inventors: Tae Kyung Kang, Man Ho Byean, Ju Hyun Baek
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Publication number: 20110257807Abstract: Disclosed is an apparatus and system for controlling power saving. The system for controlling power saving includes: a battery supplying power; a power saving controlling apparatus including a sensing unit detecting a user's contact and generating an activation signal when a user's contact is acknowledged, a latch unit maintaining the activation signal which has been received from the sensing unit, and a switch unit disposed on a current path that delivers power, and connecting the current path according to the activation signal from the latch unit; and a microcomputer controlling an operation of the system connected upon receiving power from the power saving controlling apparatus.Type: ApplicationFiled: September 30, 2010Publication date: October 20, 2011Applicant: WOONGJIN COWAY CO., LTD.Inventors: In Seok SEO, Ki Chul KIM, Joung Ho SON, Ju Hyun BAEK
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Publication number: 20100313343Abstract: An apparatus for controlling a rotational movement of an opening and closing unit by using a counter electromotive force of a motor includes: a motor driving unit that drives an electric damper by driving a motor to operate the opening and closing unit; a position detecting unit that detects the position of the opening and closing unit operated by the motor driving unit; a power intercepting unit that receives a signal of detecting the position of the opening and closing unit from the position detecting unit, and cuts off power if it determines that the opening and closing unit is at a pre-set position based on the received position detect signal; and a counter electromotive force generating unit that generates a counter electromotive force of the motor when the power intercepting unit cuts off power.Type: ApplicationFiled: March 31, 2009Publication date: December 16, 2010Applicant: WOONGJIN COWAY CO., LTD.Inventors: Tae-Kyung Kang, Man-Ho Byean, Ju-Hyun Baek
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Publication number: 20090267575Abstract: A device and method for detecting a zero crossing and voltage amplitude of a commercial power source voltage inputted to an electronic device, from a single pulse signal are disclosed.Type: ApplicationFiled: April 22, 2009Publication date: October 29, 2009Applicant: WOONGJIN COWAY CO., LTD.Inventors: Tae Kyung KANG, Man Ho Byean, Ju Hyun Baek
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Publication number: 20090229683Abstract: A water level control apparatus including: at least one capacitive sensor attached to an outer surface of a sidewall of a tank for storing water, the capacitive sensor sensing a capacitance change depending on whether water stored in the tank exists or not at the location where the capacitive sensor is attached; and a controller controlling an amount of water to be supplied to the tank according to the capacitance change sensed by the capacitive sensor.Type: ApplicationFiled: July 11, 2007Publication date: September 17, 2009Applicant: WOONGIN COWAY CO., LTDInventors: Ju-Hyun Baek, Kyu-Seob Ahn