Patents by Inventor Zhangnan Xin
Zhangnan Xin 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).
-
Patent number: 11909311Abstract: An N-phase power converter has N phases with outputs connected in parallel and outputs connected in parallel. The converter comprises: N switch units, wherein each phase of the N-phase power converter comprises one of the N switch units; and an integrated inductor unit, comprising M inductor subunits, wherein M is a natural number greater than or equal to 2, each inductor subunit comprises i inductors, i is a natural number greater than or equal to 2, N>M×i or N=M×i, M×i of the inductors in the integrated inductor unit are respectively coupled to M×i of the N switch units, wherein: the i inductors of each of the inductor subunit are inverse-coupled to each other, the coupling coefficient between the M inductor subunits is less than the coupling coefficient between the i inductors in each of the inductor subunits.Type: GrantFiled: September 9, 2020Date of Patent: February 20, 2024Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Jinping Zhou, Min Zhou, Zhangnan Xin, Xinjian Zou
-
Patent number: 11056259Abstract: There is disclosed a magnetic component which includes a first magnetic pole extending in a first direction and having an air gap provided therein, a second magnetic pole extending in the first direction, a cover plate extending in a second direction perpendicular to the first direction and connected with an end of the first magnetic pole and an end of the second magnetic pole, a protrusion formed on and at least partially surrounding the first magnetic pole, and a winding wound around the first magnetic pole at the air gap and having a lead supported by the protrusions such that a clearance is formed between the winding and the first magnetic pole.Type: GrantFiled: April 30, 2018Date of Patent: July 6, 2021Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Zhangnan Xin, Jinping Zhou, Liangde He
-
Publication number: 20200403499Abstract: An N-phase power converter has N phases with outputs connected in parallel and outputs connected in parallel. The converter comprises: N switch units, wherein each phase of the N-phase power converter comprises one of the N switch units; and an integrated inductor unit, comprising M inductor subunits, wherein M is a natural number greater than or equal to 2, each inductor subunit comprises i inductors, i is a natural number greater than or equal to 2, N>M×i or N=M×i, M×i of the inductors in the integrated inductor unit are respectively coupled to M×i of the N switch units, wherein: the i inductors of each of the inductor subunit are inverse-coupled to each other, the coupling coefficient between the M inductor subunits is less than the coupling coefficient between the i inductors in each of the inductor subunits.Type: ApplicationFiled: September 9, 2020Publication date: December 24, 2020Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Jinping ZHOU, Min ZHOU, Zhangnan XIN, Xinjian ZOU
-
Patent number: 10819227Abstract: An N-phase power converter has N phases with outputs connected in parallel and outputs connected in parallel. The converter comprises: N switch units, wherein each phase of the N-phase power converter comprises one of the N switch units; and an integrated inductor unit, comprising M inductor subunits, wherein M is a natural number greater than or equal to 2, each inductor subunit comprises i inductors, i is a natural number greater than or equal to 2, N>M×i or N=M×i, M×i of the inductors in the integrated inductor unit are respectively coupled to M×i of the N switch units, wherein: the i inductors of each of the inductor subunit are inverse-coupled to each other, the coupling coefficient between the M inductor subunits is less than the coupling coefficient between the i inductors in each of the inductor subunits.Type: GrantFiled: March 22, 2018Date of Patent: October 27, 2020Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Jinping Zhou, Min Zhou, Zhangnan Xin, Xinjian Zou
-
Patent number: 10438736Abstract: A magnetic component and a manufacturing method thereof are provided. The magnetic component includes a magnetic core, a first winding set and a second winding set. The magnetic core is made of a magnetic powder material and includes two connecting portions connected through three magnetic columns to form a first side and a second side opposite to each other. The first winding set and the second winding set are made by a flat conductive body, and spaced apart on the middle magnetic column at a distance. The first winding set includes two first conducting portions connected through a first horizontal portion. The second winding set includes two second conducting portions connected through a second horizontal portion. The first horizontal portion and the second horizontal portion are exposed to the first side, and the two first conducting portions and the two second conducting portions are extended to the second side.Type: GrantFiled: January 28, 2019Date of Patent: October 8, 2019Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Jinping Zhou, Zhangnan Xin, Pengkai Ji, Yi-Min Hsieh
-
Publication number: 20190172629Abstract: A magnetic component and a manufacturing method thereof are provided. The magnetic component includes a magnetic core, a first winding set and a second winding set. The magnetic core is made of a magnetic powder material and includes two connecting portions connected through three magnetic columns to form a first side and a second side opposite to each other. The first winding set and the second winding set are made by a flat conductive body, and spaced apart on the middle magnetic column at a distance. The first winding set includes two first conducting portions connected through a first horizontal portion. The second winding set includes two second conducting portions connected through a second horizontal portion. The first horizontal portion and the second horizontal portion are exposed to the first side, and the two first conducting portions and the two second conducting portions are extended to the second side.Type: ApplicationFiled: January 28, 2019Publication date: June 6, 2019Inventors: Jinping Zhou, Zhangnan Xin, Pengkai Ji, Yi-Min Hsieh
-
Patent number: 10242791Abstract: A coupled-inductor module includes: a magnetic core including a first magnetic column, a second magnetic column, a third magnetic column extending in a first direction and two covers extending in a second direction, the first magnetic column disposed between the second magnetic column and the third magnetic column, the two covers respectively connected to the ends of the first magnetic column, the second magnetic column and the third magnetic column; and windings including a first winding and a second winding respectively wound around the first magnetic column, the first winding and the second winding being spaced apart from each other in the first direction. The magnetic core is provided with at least one air gap, and the windings and the air gap are not overlapped with each other.Type: GrantFiled: March 14, 2018Date of Patent: March 26, 2019Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Jinping Zhou, Zhangnan Xin, Pengkai Ji
-
Publication number: 20180336986Abstract: There is disclosed a magnetic component which includes a first magnetic pole extending in a first direction and having an air gap provided therein, a second magnetic pole extending in the first direction, a cover plate extending in a second direction perpendicular to the first direction and connected with an end of the first magnetic pole and an end of the second magnetic pole, a protrusion formed on and at least partially surrounding the first magnetic pole, and a winding wound around the first magnetic pole at the air gap and having a lead supported by the protrusions such that a clearance is formed between the winding and the first magnetic pole.Type: ApplicationFiled: April 30, 2018Publication date: November 22, 2018Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Zhangnan XIN, Jinping ZHOU, Liangde HE
-
Publication number: 20180323702Abstract: An N-phase power converter has N phases with outputs connected in parallel and outputs connected in parallel. The converter comprises: N switch units, wherein each phase of the N-phase power converter comprises one of the N switch units; and an integrated inductor unit, comprising M inductor subunits, wherein M is a natural number greater than or equal to 2, each inductor subunit comprises i inductors, i is a natural number greater than or equal to 2, N>M×i or N=M×i, M×i of the inductors in the integrated inductor unit are respectively coupled to M×i of the N switch units, wherein: the i inductors of each of the inductor subunit are inverse-coupled to each other, the coupling coefficient between the M inductor subunits is less than the coupling coefficient between the i inductors in each of the inductor subunits.Type: ApplicationFiled: March 22, 2018Publication date: November 8, 2018Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Jinping ZHOU, Min ZHOU, Zhangnan XIN, Xinjian ZOU
-
Patent number: 10062499Abstract: A power module including a power device and a magnetic component is provided. The magnetic component is stacked with the power device and a vertical projection of the magnetic component is at least partially overlapping with the power device. The magnetic component includes a magnetic core and a winding set. The magnetic core includes a first surface, a second surface and at least one window. The window is located between the first surface and the second surface, and includes a passing-through axis vertical to a surface of the power device, where at least one leading pin or pad is disposed on the surface of the power device. The winding set includes at least one winding portion. The winding portion passes through the window and electrically connected to the power device. Each winding set and the magnetic core are configured to form an inductor, and the winding set is preformed.Type: GrantFiled: October 16, 2017Date of Patent: August 28, 2018Assignee: DELTA ELECTRONICS, INC.Inventors: Pengkai Ji, Jinping Zhou, Shouyu Hong, Tao Wang, Jianhong Zeng, Zhangnan Xin
-
Publication number: 20180204666Abstract: A coupled-inductor module includes: a magnetic core including a first magnetic column, a second magnetic column, a third magnetic column extending in a first direction and two covers extending in a second direction, the first magnetic column disposed between the second magnetic column and the third magnetic column, the two covers respectively connected to the ends of the first magnetic column, the second magnetic column and the third magnetic column; and windings including a first winding and a second winding respectively wound around the first magnetic column, the first winding and the second winding being spaced apart from each other in the first direction. The magnetic core is provided with at least one air gap, and the windings and the air gap are not overlapped with each other.Type: ApplicationFiled: March 14, 2018Publication date: July 19, 2018Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Jinping Zhou, Zhangnan Xin, Pengkai Ji
-
Publication number: 20180122562Abstract: A power module including a power device and a magnetic component is provided. The magnetic component is stacked with the power device and a vertical projection of the magnetic component is at least partially overlapping with the power device. The magnetic component includes a magnetic core and a winding set. The magnetic core includes a first surface, a second surface and at least one window. The window is located between the first surface and the second surface, and includes a passing-through axis vertical to a surface of the power device, where at least one leading pin or pad is disposed on the surface of the power device. The winding set includes at least one winding portion. The winding portion passes through the window and electrically connected to the power device. Each winding set and the magnetic core are configured to form an inductor, and the winding set is preformed.Type: ApplicationFiled: October 16, 2017Publication date: May 3, 2018Inventors: Pengkai Ji, Jinping Zhou, Shouyu Hong, Tao Wang, Jianhong Zeng, Zhangnan Xin