Patents by Inventor Jae-Hyeok Choi
Jae-Hyeok Choi 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: 8764070Abstract: A tube-socket assembly and a method of manufacturing the same are provided. The tube-socket assembly includes: a tube in which first and second beads are formed; and a socket fastened to the tube and including a penetration opening portion in which a penetration opening is formed by a predetermined length and a guide portion separated by a predetermined distance from the tube, wherein a first taper portion having an inclined surface is formed at one side of the first bead and forms a beadlock by line-contacting with an inner vertical end portion of the penetration opening portion positioned within the socket. Thereby, by reinforcing seal between the socket and the inner bead of the tube, coupling between the tube and the socket can be more securely performed.Type: GrantFiled: December 21, 2010Date of Patent: July 1, 2014Assignee: HS R & A Co., Ltd.Inventors: Sang Hoon Park, Hyoung Seok Kim, Jae Hyeok Choi, Sung Ryong Hur
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Patent number: 8679198Abstract: A washing machine and a method of controlling the washing machine may be provided. The washing machine may include a drum in which laundry are provided and rotated. A laundry amount may be sensed. The drum may operate at a first speed so that a part of the laundry tumbles within the drum and another part of the laundry adheres to the drum or the drum operates at a second speed so that the laundry adheres to the drum according to the sensed laundry amount. Accordingly, at a time of a dehydration cycle, stability of the washing machine and a laundry balancing can be ensured.Type: GrantFiled: May 15, 2009Date of Patent: March 25, 2014Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20130333360Abstract: A secondary air injection system supplying some of air introduced into an intake manifold to an exhaust manifold may include: an electric supercharger compressing air introduced through an air duct; throttle valves installed at an upstream of the intake manifold and controlling the amount of air introduced into the intake manifold by controlling the amount of air passing through the electric supercharger; secondary air valves installed on branching paths branched from intake, lines that link the electric supercharger and the throttle vales and controlling the amount of air for secondary air injection; and an injector that post-combusts exhaust gas discharged from an engine by injecting secondary air passing through the secondary air valve to a runner of the manifold.Type: ApplicationFiled: December 18, 2012Publication date: December 19, 2013Applicant: Hyundai Motor CompanyInventors: Dong Hee HAN, Hyuk Im, Seung Kook Han, Cheolho Park, Jaeyoung Jeun, Jae Hyeok Choi, Jong II Park
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Patent number: 8365334Abstract: A washing machine and a method of controlling the washing machine are provided. According to the washing machine and method of controlling the washing machine, the drum is operated at a first speed so that part of laundry within the drum tumbles and another part of the laundry adheres to the drum. When an unbalance amount of the drum operating at the first speed is a first specific value or less, the speed of the drum is increased to a second speed so that all of the laundry adheres to the drum. When an unbalance amount of the drum detected during the increasing to the second speed is a second specific value or more, the rotation of the drum is decelerated. Accordingly, at a time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: GrantFiled: May 22, 2009Date of Patent: February 5, 2013Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20130002818Abstract: Provided are an apparatus and method for processing an image. The image processing apparatus that generates a three-dimensional (3D) video signal corresponding to a two-dimensional (2D) video signal includes: an image receiver which receives a frame of a 2D video signal containing a background and an object; and an image processor which determines a hole area caused by a shift of the object based on depth information of the object, and inpaints the hole area according to layer information of the background and the object. Accordingly, there are provided an apparatus and method for processing an image, in which a hole area is naturally and easily inpainted.Type: ApplicationFiled: June 22, 2012Publication date: January 3, 2013Applicant: SAMSUNG ELECTRONICS CO., LTD.Inventors: Jae-hyeok CHOI, Won-seok AHN
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Patent number: 8302232Abstract: The present invention relates to a washing machine and a method of controlling the washing machine. According to a washing machine and a method of controlling the washing machine in accordance with the present invention, a drum operates at a first speed so that part of the laundry tumbles within the drum and another part of the laundry adheres within the drum. The drum operates at a second speed lower than the first speed so that an amount of the tumbling laundry is more increased than at the first speed. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: GrantFiled: May 22, 2009Date of Patent: November 6, 2012Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Patent number: 8281438Abstract: A washing machine and a method of controlling a washing machine are provided. A drum may be rotated from a stopped state to a specific angle less than 180 degrees. While the drum is rotated, a laundry amount may be sensed based on a current value of a motor that rotates the drum. The laundry amount may be sensed simply and accurately.Type: GrantFiled: May 15, 2009Date of Patent: October 9, 2012Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20120210518Abstract: A control method of a washing machine determines the amount of laundry placed in a drum, verifies whether the measured amount of laundry is accurate, and sets control data in the washing machine based on the verified amount of laundry. Also the control method of the washing machine corrects control data set according to the amount of laundry based on kind of the laundry classified according to absorptance of the laundry.Type: ApplicationFiled: August 31, 2010Publication date: August 23, 2012Applicant: LG ELECTRONICS INC.Inventors: Sun Cheol Bae, Ja In Koo, Jae Hyeok Choi, Han Su Jung, Kyung Hoon Kim
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Patent number: 8220093Abstract: The present invention relates to a washing machine and a method of controlling the washing machine. According to a washing machine and a method of controlling the washing machine in accordance with the present invention, a drum operates at a first speed so that part of the laundry tumbles within the drum and another part of the laundry adheres to the drum. The laundry amount within the drum is sensed during the first speed operation. Operation commands for driving the drum after the first speed operation are changed based on the sensed laundry amount. Accordingly, at the time of the dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: GrantFiled: May 22, 2009Date of Patent: July 17, 2012Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Patent number: 8151393Abstract: The present invention relates to a washing machine and a method of controlling a washing machine. According to the washing machine and the method of controlling the washing machine in accordance with the present invention, the drum is operated at a first speed so that laundry tumbles within the drum. A laundry amount within the drum during the first speed operation is sensed. The drum is driven at a second speed so that part of the laundry tumbles within the drum and another part of the laundry adheres to the drum. Operation commands for driving the drum subsequent to the first speed operation are changed based on the sensed laundry amount. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: GrantFiled: May 22, 2009Date of Patent: April 10, 2012Assignee: LG Electronics Inc.Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20110214847Abstract: A double pipe and a heat exchanger having the same are provided. The double pipe including an outer pipe and an inner pipe formed within the outer pipe includes: a plurality of barrier ribs formed in a length direction and disposed at a predetermined distance in a circumferential direction between the outer pipe and the inner pipe; and a plurality of protruding portions formed at positions corresponding to each of the plurality of barrier ribs and protruded in a center direction and formed in a length direction of the inner pipe from an inner circumferential surface of the inner pipe. Therefore, by improving heat exchange efficiency by the heat exchanger having the double pipe, cooling efficiency of a cooling system can be improved.Type: ApplicationFiled: December 21, 2010Publication date: September 8, 2011Inventors: Sung Ryong Hur, Jae Hyeok Choi, Young Jun Kim, Young Jun Park, Jeoung Hoon Yoon
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Publication number: 20110203677Abstract: A tube-socket assembly and a method of manufacturing the same are provided. The tube-socket assembly includes: a tube in which first and second beads are formed; and a socket fastened to the tube and including a penetration opening portion in which a penetration opening is formed by a predetermined length and a guide portion separated by a predetermined distance from the tube, wherein a first taper portion having an inclined surface is formed at one side of the first bead and forms a beadlock by line-contacting with an inner vertical end portion of the penetration opening portion positioned within the socket. Thereby, by reinforcing seal between the socket and the inner bead of the tube, coupling between the tube and the socket can be more securely performed.Type: ApplicationFiled: December 21, 2010Publication date: August 25, 2011Inventors: Sang Hoon Park, Hyoung Seok Kim, Jae Hyeok Choi, Sung Ryong Hur
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Publication number: 20100037401Abstract: A washing machine and a method of controlling the washing machine may be provided. The washing machine may include a drum in which laundry are provided and rotated. A laundry amount may be sensed. The drum may operate at a first speed so that a part of the laundry tumbles within the drum and another part of the laundry adheres to the drum or the drum operates at a second speed so that the laundry adheres to the drum according to the sensed laundry amount. Accordingly, at a time of a dehydration cycle, stability of the washing machine and a laundry balancing can be ensured.Type: ApplicationFiled: May 15, 2009Publication date: February 18, 2010Inventors: Sun Cheol BAE, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20100031451Abstract: A washing machine and a method of controlling a washing machine are provided. A drum may be rotated from a stopped state to a specific angle less than 180 degrees. While the drum is rotated, a laundry amount may be sensed based on a current value of a motor that rotates the drum. The laundry amount may be sensed simply and accurately.Type: ApplicationFiled: May 15, 2009Publication date: February 11, 2010Inventors: Sun Cheol BAE, Kyung Hoon KIM, Han Su JUNG, Jae Hyeok CHOI, Ja In KOO
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Publication number: 20090307851Abstract: A washing machine and a method of controlling a washing machine are provided. The washing machine may include a drum in which laundry is provided and is rotated. The drum may operate at a first speed such that part of the laundry tumbles within the drum and another part of the laundry adheres to the drum. An unbalance amount or a first speed operation time of the drum, which is detected when the drum operates at the first speed, may be determined. When an abnormality occurs, rotation of the drum may stop or decelerate. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: ApplicationFiled: May 15, 2009Publication date: December 17, 2009Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20090300853Abstract: The present invention relates to a washing machine and a method of controlling the washing machine. According to a washing machine and a method of controlling the washing machine in accordance with the present invention, a drum operates at a first speed so that part of the laundry tumbles within the drum and another part of the laundry adheres within the drum. The drum operates at a second speed lower than the first speed so that an amount of the tumbling laundry is more increased than at the first speed. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: ApplicationFiled: May 22, 2009Publication date: December 10, 2009Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20090300852Abstract: The present invention relates to a washing machine and a method of controlling a washing machine. According to the washing machine and the method of controlling the washing machine in accordance with the present invention, the drum is operated at a first speed so that laundry tumbles within the drum. A laundry amount within the drum during the first speed operation is sensed. The drum is driven at a second speed so that part of the laundry tumbles within the drum and another part of the laundry adheres to the drum. Operation commands for driving the drum subsequent to the first speed operation are changed based on the sensed laundry amount. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: ApplicationFiled: May 22, 2009Publication date: December 10, 2009Inventors: Sun Cheol BAE, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20090300851Abstract: The present invention relates to a washing machine and a method of controlling the washing machine. According to the washing machine and the method of controlling the washing machine in accordance with the present invention, the drum is operated at a first speed so that part of laundry tumbles within the drum and another part of the laundry adheres to the drum. When a unbalance amount of the drum operating at the first speed is a first specific value or less, increasing the speed of the drum to a second speed so that the laundry adheres to the drum. When a unbalance amount of the drum detected during increasing to the second speed is a second specific value or more, decelerating the rotation of the drum. Accordingly, at the time of a dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: ApplicationFiled: May 22, 2009Publication date: December 10, 2009Inventors: Sun Cheol BAE, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Publication number: 20090293205Abstract: The present invention relates to a washing machine and a method of controlling the washing machine. According to a washing machine and a method of controlling the washing machine in accordance with the present invention, a drum operates at a first speed so that part of the laundry tumbles within the drum and another part of the laundry adheres to the drum. The laundry amount within the drum is sensed during the first speed operation. Operation commands for driving the drum after the first speed operation are changed based on the sensed laundry amount. Accordingly, at the time of the dehydration cycle, stability of the washing machine and laundry balancing can be ensured.Type: ApplicationFiled: May 22, 2009Publication date: December 3, 2009Inventors: Sun Cheol Bae, Kyung Hoon Kim, Han Su Jung, Jae Hyeok Choi, Ja In Koo
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Patent number: 5730876Abstract: A multi-step membrane separation process whereby the natural polymer .alpha.-chitosan extracted from the shell of crustaceans, etc. can be simply separated and purified into low molecular weight chitosan or oligosaccharide chitosan in a high yield. A chitosan mixture of various molecular weights is reacted with an acid in the presence of enzyme while applying an ultrasonic treatment to the mixture and then, added with pure water to give an aqueous solution having a chitosan concentration of 1 to 50%. It is subjected to a continuous membrane filtration under a pressure and further to a second fractionation and separation technique employing a proper membrane according to a desired molecular weight cut-off, at least one time.Type: GrantFiled: May 30, 1997Date of Patent: March 24, 1998Assignee: Hyang-Ja YouInventors: Hyang-Ja You, Kil-Hyun Park, Yong-Ho Kim, Yong-Ju Kim, Jae-Hyeok Choi, Seon-Jeong Kim, Soon-Hong Lee