Patents by Inventor Kwang Min Choi
Kwang Min 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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Publication number: 20190393395Abstract: A thermoelectric conversion module may include a plurality of n type thermoelectric conversion materials and a plurality of p type thermoelectric conversion materials that are disposed alternately, and a plurality of electrodes that connects the plurality of thermoelectric conversion material disposed alternately on one side and on an opposite side alternately, wherein the plurality of electrodes includes a first electrode configured to electrically connect the n type thermoelectric conversion material and the p type thermoelectric conversion material by penetrating the n type thermoelectric conversion material and the p type thermoelectric conversion material to transfer heat obtained from a heat source to the plurality of thermoelectric conversion materials.Type: ApplicationFiled: September 7, 2018Publication date: December 26, 2019Applicants: Hyundai Motor Company, Kia Motors CorporationInventors: Jin Woo Kwak, Kwang Min Choi, Byung-Wook Kim, Hoo Dam Lee, Ho Chan An, Jong Ho Seon
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Publication number: 20190323404Abstract: A heat exchanger for a vehicle is provided to improve fuel efficiency by implementing an integrated structure of exhaust gas heat recovery function and thermoelectric generation function. The heat exchanger allows exhaust gas that is flowed into the heat exchange generator in the cold start mode of the vehicle to pass through the exhaust gas heat recovery component side and thermoelectric generation component side. Therefore, the temperature of the coolant rapidly increases, thereby reducing the engine warm-up time, and electricity is generated through thermoelectric module, thereby maximizing the fuel efficiency improvement.Type: ApplicationFiled: October 18, 2018Publication date: October 24, 2019Inventors: Jong Ho Seon, Kwang Min Choi, Byung Wook Kim, Hoo Dam Lee, Jin Woo Kwak, Ho Chan An
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Publication number: 20190225075Abstract: A powertrain for a vehicle includes an engine, a first motor serving as a motor for driving of a vehicle or serving as a generator, a first power transmission mechanism disposed between the engine and the first motor to transmit the power of the engine to the first motor or to cut off transmission of power between the engine and the first motor, a second power transmission mechanism disposed between the first motor and a driving shaft of running wheels to transmit the power of the first motor to the driving shaft of the running wheels or to cut off transmission of power between the first motor and the driving shaft of the running wheels, and a second motor connected to the second power transmission mechanism via a third power transmission mechanism to transmit power to the second power transmission mechanism and outputting power for driving the vehicle and transmit the power to the driving shaft of the running wheels.Type: ApplicationFiled: April 5, 2019Publication date: July 25, 2019Inventors: Jun Hoi HUH, Seong Eun PARK, Kwang Min CHOI, Tae Sic PARK
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Patent number: 10293675Abstract: A powertrain for a vehicle includes an engine, a first motor serving as a motor for driving of a vehicle or serving as a generator, a first power transmission mechanism disposed between the engine and the first motor to transmit the power of the engine to the first motor or to cut off transmission of power between the engine and the first motor, a second power transmission mechanism disposed between the first motor and a driving shaft of running wheels to transmit the power of the first motor to the driving shaft of the running wheels or to cut off transmission of power between the first motor and the driving shaft of the running wheels, and a second motor connected to the second power transmission mechanism via a third power transmission mechanism to transmit power to the second power transmission mechanism and outputting power for driving the vehicle and transmit the power to the driving shaft of the running wheels.Type: GrantFiled: December 3, 2015Date of Patent: May 21, 2019Assignee: HYUNDAI MOTOR COMPANYInventors: Jun Hoi Huh, Seong Eun Park, Kwang Min Choi, Tae Sic Park
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Publication number: 20190114462Abstract: A signal translating method may include, according to one aspect of the present application, receiving a source signal of a first domain; identifying erroneous features and effective features from the source signal; translating the source signal of the first domain into a first virtual signal of a second domain, the first virtual signal is that in which erroneous features included in the source signal has been removed; and outputting the first virtual signal.Type: ApplicationFiled: October 15, 2018Publication date: April 18, 2019Applicant: ALETHIO CO.Inventors: Ho Yong JANG, Kwang Min CHOI, Se Kyung KIM, Da Woon KIM
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Patent number: 10059187Abstract: A power train system for a hybrid electric vehicle includes an engine; a first motor operating as a motor for driving the vehicle; a first power transmission mechanism connected between the engine and the first motor; a second power transmission mechanism connected between the first motor and a driving shaft of traveling wheels and transmitting engine power transmitted to the first motor or the engine power and power from the first motor to the driving shaft of the traveling wheels; and a second motor connected to the second power transmission mechanism by a fourth power transmission mechanism to transmit power to the second power transmission mechanism and outputting power for driving the vehicle.Type: GrantFiled: December 8, 2015Date of Patent: August 28, 2018Assignee: HYUNDAI MOTOR COMPANYInventors: Jun Hoi Huh, Seong Eun Park, Kwang Min Choi, Tae Sic Park
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Patent number: 10040253Abstract: A three-dimensional printing control apparatus comprises a control command generator configured to: generate a control command for outputting a three-dimensional object having a first shape, and generate, in response to a request for changing a shape of the three-dimensional object from the first shape to a second shape is received while performing a output work for the three-dimensional object, an additional control command for outputting a changed three-dimensional object having the second shape; and a control command transmitter configured to, in response to determining that it is possible to output the changed three-dimensional object through the output work, substitute the additional control command for the control command with respect to a non-printed portion of the three-dimensional object.Type: GrantFiled: October 29, 2015Date of Patent: August 7, 2018Assignee: SAMSUNG SDS CO., LTD.Inventors: Sung-Ho Jang, In-Hyok Cha, Yong-Wook Jeong, Sang-Hoon Han, Kwang-Min Choi, Jae-Young Park
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Patent number: 10035297Abstract: Disclosed are an apparatus and method of generating a bitmap of a 3D model. The apparatus for generating a bitmap of a 3D model includes a pixel column generator configured to divide a 3D space into a plurality of pixel columns parallel to an output direction of a 3D printer, an intersection point calculator configured to calculate intersection points between the plurality of pixel columns and the 3D model, a rasterizer configured to rasterize the pixel columns and determine a support material region in each of the rasterized pixel columns based on the intersection points; and a bitmap generator configured to generate the bitmap of the 3D model by merging the rasterized pixel columns.Type: GrantFiled: March 3, 2016Date of Patent: July 31, 2018Assignee: SAMSUNG SDS CO., LTD.Inventors: Kwang-Min Choi, Sung-Ho Jang, Jae-Young Park, Sang-Hoon Han
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Patent number: 10000024Abstract: An apparatus for controlling 3D printing includes an output determiner configured to determine, after generating a first control command to output a 3D object, whether an additional 3D object is able to be output through an output task for the 3D object, and a control command generator configured to generate a second control command to output a not-yet-output part of the 3D object and the additional 3D object if it is determined that the additional 3D object is able to be output through the output task.Type: GrantFiled: December 31, 2014Date of Patent: June 19, 2018Assignee: SAMSUNG SDS CO., LTD.Inventors: Sung-Ho Jang, In-Hyok Cha, Yong-Wook Jeong, Sang-Hoon Han, Kwang-Min Choi, Jae-Young Park
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Patent number: 9870647Abstract: The specification of the instant application is amended. Submitted herewith is a Substitute Specification. The Substitute Specification complies with 37 C.F.R. §§1.52(a)-(b) and 1.125(b), and no new matter has been added to the Substitute Specification. Submitted herewith are clean and marked up versions of Substitute Specification in compliance with 37 C.F.R. §§1.121(b)(3) and 1.125(c). Entry of the Substitute Specification is respectfully requested.Type: GrantFiled: June 12, 2015Date of Patent: January 16, 2018Assignee: SAMSUNG SDS CO., LTD.Inventors: Jae-Young Park, Sung-Ho Jang, Kwang-Min Choi, Sang-Hoon Han
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Patent number: 9781436Abstract: Provided are a system and method for transmitting cross-sectional images of a three-dimensional (3D) object and a transmitting apparatus for executing the same. A system for transmitting cross-sectional images of a 3D object includes a transmitting apparatus configured to search for a changed region between cross-sectional images of adjacent layers among a plurality of cross-sectional images generated by slicing the 3D object in a horizontal direction, and compress the cross-sectional images using information about the changed region and a receiving apparatus configured to receive the compressed cross-sectional images from the transmitting apparatus and restore the compressed cross-sectional images using the information about the changed region and cross-sectional image information of a layer lower than the layers desired to be restored.Type: GrantFiled: December 28, 2015Date of Patent: October 3, 2017Assignee: SAMSUNG SDS CO., LTD.Inventors: Sung-Ho Jang, Kwang-Min Choi, Sang-Hoon Hang, Jae-Young Park
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Patent number: 9688131Abstract: A powertrain of a hybrid vehicle may include a planetary gear set, a first motor unit and a second motor unit. The planetary gear set may include three rotary members in which one rotary member is connected to an engine and another rotary member is connected to a front driveshaft. The first motor unit is connected to the remaining rotary member in the three rotary members, and the second motor unit is connected to a rear driveshaft and supplying power to the rear driveshaft.Type: GrantFiled: November 26, 2014Date of Patent: June 27, 2017Assignee: Hyundai Motor CompanyInventors: Tae Sic Park, Seong Eun Park, Jun Hoi Huh, Kwang Min Choi
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Publication number: 20170116787Abstract: The specification of the instant application is amended. Submitted herewith is a Substitute Specification. The Substitute Specification complies with 37 C.F.R. §§1.52(a)-(b) and 1.125(b), and no new matter has been added to the Substitute Specification. Submitted herewith are clean and marked up versions of Substitute Specification in compliance with 37 C.F.R. §§1.121(b)(3) and 1.125(c). Entry of the Substitute Specification is respectfully requested.Type: ApplicationFiled: June 12, 2015Publication date: April 27, 2017Applicant: SAMSUNG SDS CO., LTD.Inventors: Jae-Young PARK, Sung-Ho JANG, Kwang-Min CHOI, Sang-Hoon HANG
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Publication number: 20170072781Abstract: A power train system for a hybrid electric vehicle includes an engine; a first motor operating as a motor for driving the vehicle; a first power transmission mechanism connected between the engine and the first motor; a second power transmission mechanism connected between the first motor and a driving shaft of traveling wheels and transmitting engine power transmitted to the first motor or the engine power and power from the first motor to the driving shaft of the traveling wheels; and a second motor connected to the second power transmission mechanism by a fourth power transmission mechanism to transmit power to the second power transmission mechanism and outputting power for driving the vehicle.Type: ApplicationFiled: December 8, 2015Publication date: March 16, 2017Inventors: Jun Hoi HUH, Seong Eun PARK, Kwang Min CHOI, Tae Sic PARK
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Publication number: 20170061602Abstract: Provided are a system and method for transmitting cross-sectional images of a three-dimensional (3D) object and a transmitting apparatus for executing the same. A system for transmitting cross-sectional images of a 3D object includes a transmitting apparatus configured to search for a changed region between cross-sectional images of adjacent layers among a plurality of cross-sectional images generated by slicing the 3D object in a horizontal direction, and compress the cross-sectional images using information about the changed region and a receiving apparatus configured to receive the compressed cross-sectional images from the transmitting apparatus and restore the compressed cross-sectional images using the information about the changed region and cross-sectional image information of a layer lower than the layers desired to be restored.Type: ApplicationFiled: December 28, 2015Publication date: March 2, 2017Applicant: SAMSUNG SDS CO., LTD.Inventors: Sung-Ho JANG, Kwang-Min CHOI, Sang-Hoon HANG, Jae-Young PARK
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Patent number: 9575785Abstract: A cluster system and a method for providing service availability. The cluster system includes a first physical server having registered therein an active virtual machine; and a plurality of physical servers, wherein the plurality of physical servers comprises a second physical server having registered therein a standby virtual machine corresponding to the active virtual machine, the active virtual machine failing over to the standby virtual machine when a failure occurs in the first physical server, wherein each of the plurality of physical servers stores post-failure registration information when the failure occurs, wherein the post-failure registration information associates the active virtual machine with a physical server among the plurality of physical servers, and wherein the physical server is different from the second physical server.Type: GrantFiled: September 9, 2014Date of Patent: February 21, 2017Assignee: SAMSUNG SDS CO., LTD.Inventors: Seong-Mi Park, Kwang-Hyun Lee, Kwang-Min Choi
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Publication number: 20170032561Abstract: A method of generating bitmaps of a three-dimensional model, and a device and a system for performing the method are disclosed. The bitmap generator includes a model divider configured to divide the three-dimensional model into a plurality of sub models, wherein the three-dimensional model is divided in a direction parallel with an output direction of a three-dimensional printer, a plurality of sub bitmap generators each configured to generate a sub bitmap for a plane perpendicular to the output direction for the plurality of sub models, an operation distributer configured to transfer and distribute the plurality of sub models to the plurality of sub bitmap generators so that an operation of generating the sub bitmaps are processed in parallel, and a bitmap adder configured to merge the sub bitmaps whose coordinates of the output direction are the same among the generated plurality of sub bitmaps.Type: ApplicationFiled: January 28, 2016Publication date: February 2, 2017Applicant: SAMSUNG SDS CO., LTD.Inventors: Kwang-Min CHOI, Sung-Ho JANG, Sang-Hoon HAN, Jae-Young PARK
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Publication number: 20170021718Abstract: A powertrain for a vehicle includes an engine, a first motor serving as a motor for driving of a vehicle or serving as a generator, a first power transmission mechanism disposed between the engine and the first motor to transmit the power of the engine to the first motor or to cut off transmission of power between the engine and the first motor, a second power transmission mechanism disposed between the first motor and a driving shaft of running wheels to transmit the power of the first motor to the driving shaft of the running wheels or to cut off transmission of power between the first motor and the driving shaft of the running wheels, and a second motor connected to the second power transmission mechanism via a third power transmission mechanism to transmit power to the second power transmission mechanism and outputting power for driving the vehicle and transmit the power to the driving shaft of the running wheels.Type: ApplicationFiled: December 3, 2015Publication date: January 26, 2017Inventors: Jun Hoi HUH, Seong Eun PARK, Kwang Min CHOI, Tae Sic PARK
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Publication number: 20160332385Abstract: Disclosed are an apparatus and method for generating a bitmap of a three-dimensional (3D) model. The apparatus for generating a bitmap of a 3D model includes a plane generator configured to generate a plurality of planes including an outline of a cross section obtained by cutting a 3D model in a direction parallel to an output direction of a 3D printer, a rasterizer configured to rasterize the plurality of planes in a direction perpendicular to the output direction, calculate a weight of a pixel using a weight transition point based on outline segments constituting the outline, and determine a type of each pixel generated through the rasterization based on the weight, and a bitmap generator configured to merge pixels having the same coordinate in the output direction to generate a bitmap for a plane perpendicular to the output direction.Type: ApplicationFiled: May 13, 2016Publication date: November 17, 2016Applicant: SAMSUNG SDS CO., LTD.Inventors: Kwang-Min CHOI, Sung-Ho JANG, Jae-Young PARK, Sang-Hoon HAN
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Publication number: 20160260248Abstract: Disclosed are an apparatus and method of generating a bitmap of a 3D model. The apparatus for generating a bitmap of a 3D model includes a pixel column generator configured to divide a 3D space into a plurality of pixel columns parallel to an output direction of a 3D printer, an intersection point calculator configured to calculate intersection points between the plurality of pixel columns and the 3D model, a rasterizer configured to rasterize the pixel columns and determine a support material region in each of the rasterized pixel columns based on the intersection points; and a bitmap generator configured to generate the bitmap of the 3D model by merging the rasterized pixel columns.Type: ApplicationFiled: March 3, 2016Publication date: September 8, 2016Applicant: SAMSUNG SDS CO., LTD.Inventors: Kwang-Min CHOI, Sung-Ho JANG, Jae-Young PARK, Sang-Hoon HAN