Patents by Inventor Chun Dong
Chun Dong 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: 20240151768Abstract: Disclosed are a signal processing method and an abnormal sound detection system. First, a neural network model is trained, including: (a) randomly selecting a plurality of sample signals from a training database to obtain a combined signal, wherein the training database includes the first sample set belonging to the first classification label and the second sample set belonging to the second classification label, and the number of selected sample signals conforms to the preset number; repeating the said step to obtain a plurality of combined signals and using the combined signals to train the neural network model. Then, a sound signal received from a sound receiving apparatus is inputted to the trained neural network model to output a probability value, and a corresponding notification signal is outputted based on the probability value.Type: ApplicationFiled: September 12, 2023Publication date: May 9, 2024Applicant: GlobalWafers Co., Ltd.Inventors: Yue-Dong Chen, You-Siang Chen, Chun-Yu Chang, Mingsian Bai, Yu-Lun Deng
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Publication number: 20240096546Abstract: A magnetic member includes a bobbin, a coil and a magnetic core. The bobbin includes a first portion and a second portion. The second portion is connected to the first portion and includes a thermoplastic material. The first portion includes an insulating material that is different from the thermoplastic material. The coil is wound on the first portion of the bobbin and includes a terminal end fixed at the second portion of the bobbin. The magnetic core is disposed on the bobbin and extends through the bobbin.Type: ApplicationFiled: March 9, 2023Publication date: March 21, 2024Inventors: Cai-Li GU, Chun-Ching YEN, Xiao-Xia YUAN, Chih-Ho LAI, Shao-Dong ZHANG
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Publication number: 20240096519Abstract: A composite conductive structure includes plural enameled wires and a copper foil. The enameled wires are immediately adjacent to each other and extend in the same direction. The copper foil surrounds the outside of the enameled wires at least once, and completely covers the entire outside of the enameled wires.Type: ApplicationFiled: March 1, 2023Publication date: March 21, 2024Inventors: Huai-Pei TUNG, Chun-Ching YEN, Shao-Dong ZHANG
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Patent number: 10214469Abstract: A method for producing high-efficiency methanol capable of reducing emission of carbon dioxide. The method includes: a first step of preparing mixed gas by using steam and natural gas as raw materials and converting C2+ hydrocarbon contained in the natural gas into methane on a catalyst; a second step of preparing a synthesis gas including carbon monoxide, carbon dioxide, and hydrogen by reforming the mixed gas in a reformer filled with a reforming catalyst; and a third step of preparing methanol by using the synthesis gas as the raw material and reacting the synthesis gas.Type: GrantFiled: July 2, 2015Date of Patent: February 26, 2019Assignee: KOREA RESEARCH INSTITUTE OF CHEMICAL TECHNOLOGYInventors: Ki Won Jun, In Hyuck Choi, Chun Dong Zhang
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Patent number: 10143217Abstract: An air inlet arrangement for an ice cream machine or yogurt machine includes an air-solution tube supported in a solution container which is adapted for storing a predetermined volume of solution at a predetermined fluid elevation, and an air nozzle. The air-solution tube has an elongated structure defining a top end, a bottom end, and a process channel between the top end and the bottom end, wherein the air-solution tube has a height greater than the fluid elevation of the solution container, wherein a volume of the air-solution tube is such that the air-solution tube is arranged to contain 80 g or less of the solution.Type: GrantFiled: June 8, 2017Date of Patent: December 4, 2018Inventors: Lingyu Dong, Chun Dong Dong
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Patent number: 10088199Abstract: Disclosed is a ground heat exchange system including a heat exchange pipe including a borehole surface and an inner pipe to be inserted into the borehole surface, and installed to penetrate the ground, a circulation pump configured to inject a fluid between the borehole surface and the inner pipe and discharge a heated fluid from the inner pipe, a heat exchanger configured to exchange heat using the fluid discharged from the inner pipe, and at least one wing portion disposed between the borehole surface and the inner pipe and configured to reduce heat transfer between a fluid flowing between the borehole surface and the inner pipe and a fluid flowing in the inner pipe.Type: GrantFiled: September 9, 2016Date of Patent: October 2, 2018Assignee: Korea Institute of Energy ResearchInventors: Dong-hyun Lee, Byung-sik Park, Chun Dong Park, Yong-hoon Im
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Patent number: 9949736Abstract: Disclosed is an an apparatus for forming cogs on a surgical thread, comprising: a bobbin having a suture thread wound thereonto; first and second tension rolls for maintaining, at regular tensions, the suture thread unwound from the bobbin; a pair of friction rolls for drawing the suture thread and allowing the suture thread to pass through so as to be discharged through an outgoing side; a tension plate operating up and down, for temporarily fixing the suture thread being discharged through the outgoing side by the friction roll; and a cog-forming knife for forming cogs by rotating and simultaneously moving forward toward the suture thread fixed by the tension plate and also obliquely moving to the left or the right so as to make oblique cuts on the surface of the suture thread.Type: GrantFiled: November 6, 2014Date of Patent: April 24, 2018Inventor: Chun Dong Kim
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Publication number: 20180073778Abstract: Disclosed is a ground heat exchange system including a heat exchange pipe including a borehole surface and an inner pipe to be inserted into the borehole surface, and installed to penetrate the ground, a circulation pump configured to inject a fluid between the borehole surface and the inner pipe and discharge a heated fluid from the inner pipe, a heat exchanger configured to exchange heat using the fluid discharged from the inner pipe, and at least one wing portion disposed between the borehole surface and the inner pipe and configured to reduce heat transfer between a fluid flowing between the borehole surface and the inner pipe and a fluid flowing in the inner pipe.Type: ApplicationFiled: September 9, 2016Publication date: March 15, 2018Applicant: KOREA INSTITUTE OF ENERGY RESEARCHInventors: Dong-hyun Lee, Byung-sik Park, Chun Dong Park, Yong-hoon Im
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Publication number: 20170362147Abstract: A method for producing high-efficiency methanol capable of reducing emission of carbon dioxide. The method includes: a first step of preparing mixed gas by using steam and natural gas as raw materials and converting C2+ hydrocarbon contained in the natural gas into methane on a catalyst; a second step of preparing a synthesis gas including carbon monoxide, carbon dioxide, and hydrogen by reforming the mixed gas in a reformer filled with a reforming catalyst; and a third step of preparing methanol by using the synthesis gas as the raw material and reacting the synthesis gas.Type: ApplicationFiled: July 2, 2015Publication date: December 21, 2017Inventors: Ki Won JUN, In Hyuck CHOI, Chun Dong ZHANG
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Publication number: 20170325478Abstract: An air inlet arrangement for an ice cream machine or yogurt machine includes an air-solution tube supported in a solution container which is adapted for storing a predetermined volume of solution at a predetermined fluid elevation, and an air nozzle. The air-solution tube has an elongated structure defining a top end, a bottom end, and a process channel between the top end and the bottom end, wherein the air-solution tube has a height greater than the fluid elevation of the solution container, wherein a volume of the air-solution tube is such that the air-solution tube is arranged to contain 80 g or less of the solution.Type: ApplicationFiled: June 8, 2017Publication date: November 16, 2017Inventors: Lingyu DONG, Chun Dong DONG
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Patent number: 9706786Abstract: An air inlet arrangement for an ice cream machine or yogurt machine includes an air-solution tube supported in a solution container which is adapted for storing a predetermined volume of solution at a predetermined fluid elevation, and an air nozzle. The air-solution tube has an elongated structure defining a top end, a bottom end, and a process channel between the top end and the bottom end, wherein the air-solution tube has a height greater than the fluid elevation of the solution container, wherein a volume of the air-solution tube is such that the air-solution tube is arranged to contain 80 g or less of the solution.Type: GrantFiled: December 15, 2011Date of Patent: July 18, 2017Inventors: Lingyu Dong, Chun Dong Dong
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Publication number: 20160278769Abstract: Disclosed is an an apparatus for forming cogs on a surgical thread, comprising: a bobbin having a suture thread wound thereonto; first and second tension rolls for maintaining, at regular tensions, the suture thread unwound from the bobbin; a pair of friction rolls for drawing the suture thread and allowing the suture thread to pass through so as to be discharged through an outgoing side; a tension plate operating up and down, for temporarily fixing the suture thread being discharged through the outgoing side by the friction roll; and a cog-forming knife for forming cogs by rotating and simultaneously moving forward toward the suture thread fixed by the tension plate and also obliquely moving to the left or the right so as to make oblique cuts on the surface of the suture thread.Type: ApplicationFiled: November 6, 2014Publication date: September 29, 2016Inventor: Chun Dong KIM
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Patent number: 8892119Abstract: Disclosed are an automatic position information transmission system and a method using a wireless data network capable of improving convenience of search by registering icons associated with keywords on search screens of corresponding mobile phones and registering icons representing a search position range on the search screens while improving convenience of use by automatically transmitting position information regarding the corresponding mobile phones during a call attempt to a pre-authorized specific mobile phone through a wireless Internet network and automatically transmitting the position information regarding the corresponding mobile phones for each predetermined period or at the time of a call connection failure. The automatic position information transmission system and the method using the wireless data network can automatically transmit the moving routes or positions of children to the mobile phones of a parent as being previously set without performing the separate operations on the mobile phones.Type: GrantFiled: October 31, 2011Date of Patent: November 18, 2014Assignees: TW Mobile Co., Ltd.Inventors: Se-Yong Lee, Ki-Won Nam, Hyun-Jong Song, Kyo-Sik Hong, Chun-Dong Kim, Yeon-Seok Cho
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Patent number: 8478248Abstract: Disclosed are a bidirectional information sharing system and a method using a wireless data network that can improve convenience of use by setting notification information regarding specific days which is set to replace sharing information of an unspecified third party that places a call and output the sharing information to output the notification information regarding specified days on the screen when receiving a call of the unspecified third party and input the feelings or inquiries of a user using the mobile phone sharing information of the user to allow the called party to previously know the corresponding contents before a telephone conversation at the time of call connection, and change and set sharing information so as to officially inform only close acquaintances of a relationship status of lovers or the like rather than informing unspecified individuals, in particular, inform or introduce acquaintances of the called party of relationship status.Type: GrantFiled: October 31, 2011Date of Patent: July 2, 2013Assignees: TW Mobile Co.Inventors: Se-Yong Lee, Ki-Won Nam, Hyun-Jong Song, Kyo-Sik Hong, Chun-Dong Kim, Yeon-Seok Cho
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Publication number: 20130157556Abstract: An air inlet arrangement for an ice cream machine or yogurt machine includes an air-solution tube supported in a solution container which is adapted for storing a predetermined volume of solution at a predetermined fluid elevation, and an air nozzle. The air-solution tube has an elongated structure defining a top end, a bottom end, and a process channel between the top end and the bottom end, wherein the air-solution tube has a height greater than the fluid elevation of the solution container, wherein a volume of the air-solution tube is such that the air-solution tube is arranged to contain 80 g or less of the solution.Type: ApplicationFiled: December 15, 2011Publication date: June 20, 2013Inventors: Lingyu Dong, Chun Dong Dong
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Publication number: 20130040665Abstract: Disclosed are an automatic position information transmission system and a method using a wireless data network capable of improving convenience of search by registering icons associated with keywords on search screens of corresponding mobile phones and registering icons representing a search position range on the search screens while improving convenience of use by automatically transmitting position information regarding the corresponding mobile phones during a call attempt to a pre-authorized specific mobile phone through a wireless Internet network and automatically transmitting the position information regarding the corresponding mobile phones for each predetermined period or at the time of a call connection failure. The automatic position information transmission system and the method using the wireless data network can automatically transmit the moving routes or positions of children to the mobile phones of a parent as being previously set without performing the separate operations on the mobile phones.Type: ApplicationFiled: October 31, 2011Publication date: February 14, 2013Applicants: TW MOBILE CO., LTD.Inventors: Se-Yong LEE, Ki-Won NAM, Hyun-Jong SONG, Kyo-Sik HONG, Chun-Dong KIM, Yeon-Seok CHO
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Publication number: 20130040617Abstract: Disclosed are a bidirectional information sharing system and a method using a wireless data network that can improve convenience of use by setting notification information regarding specific days which is set to replace sharing information of an unspecified third party that places a call and output the sharing information to output the notification information regarding specified days on the screen when receiving a call of the unspecified third party and input the feelings or inquiries of a user using the mobile phone sharing information of the user to allow the called party to previously know the corresponding contents before a telephone conversation at the time of call connection, and change and set sharing information so as to officially inform only close acquaintances of a relationship status of lovers or the like rather than informing unspecified individuals, in particular, inform or introduce acquaintances of the called party of relationship status.Type: ApplicationFiled: October 31, 2011Publication date: February 14, 2013Applicants: TW MOBILE CO., LTD.Inventors: Se-Yong LEE, Ki-Won NAM, Hyun-Jong SONG, Kyo-Sik HONG, Chun-Dong KIM, Yeon-Seok CHO
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Publication number: 20080308693Abstract: The present invention relates to a multipurpose sucker; and, more particularly, to a multipurpose sucker capable of improving a suction force of a suction member by having an additional pressure member. The multipurpose sucker can be stably attached without limitation by a shape of a fundamental member connected to the suction member. The multipurpose sucker includes a suction member for attaching to an adherend, which includes a connection part on a top portion thereof, wherein the connection part forms a screw groove on an external circumference thereof, a screw member equipped with the connection part as one body; a pressure member for pressing the suction member, which includes a connection hole for being assembled with the connection part, wherein the connection hole has a screw groove on an inner wall of the connection hole and a functional member which is assembled with the screw member.Type: ApplicationFiled: July 21, 2006Publication date: December 18, 2008Inventor: Chun-Dong Kim
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Publication number: 20070131736Abstract: A method of detecting and calibrating dry fluxing metal surfaces of one or more components to be soldered by electron attachment using a gas mixture of reducing gas comprising hydrogen and deuterium, comprising the steps of: a) providing one or more components to be soldered which are connected to a first electrode as a target assembly; b) providing a second electrode adjacent the target assembly; c) providing a gas mixture comprising a reducing gas comprising hydrogen and deuterium between the first and second electrodes; d) providing a direct current (DC) voltage to the first and second electrodes to form an emission current between the electrodes and donating electrons to the reducing gas to form negatively charged ionic reducing gas and molecules of hydrogen bonded to deuterium; e) contacting the target assembly with the negatively charged ionic reducing gas and reducing oxides on the target assembly. Related apparatus is also disclosed.Type: ApplicationFiled: December 9, 2005Publication date: June 14, 2007Inventors: Chun Dong, Eugene Karwacki, Richard Patrick
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Publication number: 20060164784Abstract: The present invention provides a method and apparatus for the dry fluxing of at least one component and/or solder surface via electron attachment. In one embodiment, there is provided a method for removing oxides from the surface of a component comprising: providing a component on a substrate wherein the substrate is grounded or has a positive electrical potential to form a target assembly; passing a gas mixture comprising a reducing gas through an ion generator comprising a first and a second electrode; supplying an amount of voltage to at least one of the first and second electrodes sufficient to generate electrons wherein the electrons attach to at least a portion of the reducing gas and form a negatively charged reducing gas; and contacting the target assembly with the negatively charged reducing gas to reduce the oxides on the component.Type: ApplicationFiled: March 27, 2006Publication date: July 27, 2006Inventors: Chun Dong, Wayne McDermott, Richard Patrick, Alexander Schwarz