Patents by Inventor Pengkai Ji
Pengkai Ji 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: 11419214Abstract: The present disclosure provides a power supply module used in a smart terminal and a power supply module assembly structure, the power supply module includes a substrate having first and second surfaces opposite to each other; a power passive element, an active element and a plurality of first conductive parts disposed at the substrate; the power passive element being independently disposed on the first surface of the substrate as a whole; wherein a maximum height of the power passive element disposed on the first surface of the substrate is greater than a sum of a maximum height of an element disposed on the second surface of the substrate and an half of the thickness of the substrate.Type: GrantFiled: October 29, 2020Date of Patent: August 16, 2022Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai Ji, Jianhong Zeng, Yu Zhang, Shouyu Hong, Jinping Zhou, Bau-Ru Lu
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Patent number: 11399438Abstract: The present disclosure provides a power module, a chip-embedded package module and a manufacturing method of the chip-embedded package module. The chip-embedded package module includes: a chip having a first surface and a second surface that are disposed oppositely; a first plastic member including a first cover portion and a first protrusion; and a second plastic member including a second cover portion and a second protrusion. A height difference discontinuous interface structure is formed between the top surface of the second protrusion and the second surface of the chip, which cuts off a passage for expansion of delamination at an edge position of the chip, thereby effectively suppressing generation of the delamination.Type: GrantFiled: December 31, 2019Date of Patent: July 26, 2022Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Shouyu Hong, Qingdong Chen, Ganyu Zhou, Yan Chen, Xiaoni Xin, Pengkai Ji
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Publication number: 20220224241Abstract: The disclosure provides a power supply module, including a transformer including magnetic core and winding, and a rectifier circuit electrically connected to the winding, wherein the magnetic core further comprises: a first and a second cover plate opposite to each other; a first magnetic column; and a second magnetic column having a magnetic flux in opposite direction to that of the first magnetic column, the first and second magnetic column connected between the first and the second cover plate; the winding further includes: a first winding wound onto the first magnetic column; and a second winding wound onto the second magnetic column, wherein the first and second winding have a shared winding portion at least partially located between the first and second magnetic column; the rectifier circuit includes a plurality of rectifier components including first to fourth rectifier component electrically connected to form a full bridge rectifier circuit.Type: ApplicationFiled: December 16, 2021Publication date: July 14, 2022Inventors: Pengkai JI, Yibing CHENG
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Publication number: 20220217836Abstract: The present disclosure provides a power supply system and an electronic device. The power supply system is used to supply power to a load and includes a system board where the load is disposed; a substrate; at least one output capacitor surface-mounted on the second side of the system board; at least one positive output conductive-connected region disposed on the first side of the substrate, and being electrically connected to one terminal of the at least one output capacitor; at least one negative output conductive-connected region disposed on the first side of the substrate, and being electrically connected to other terminal of the at least one output capacitor; and at least one power unit disposed on the second side of the substrate, and being electrically connected to the at least one positive output conductive-connected region and the at least one negative output conductive-connected region.Type: ApplicationFiled: March 25, 2022Publication date: July 7, 2022Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Shouyu Hong, Qingdong Chen, Sansan Guo, Wulong Cong, Yiqing Ye, Chongfeng Zheng, Ganyu Zhou, Pengkai Ji
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Publication number: 20220149738Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a magnetic component, a bare power chip and a conductive set. The magnetic component includes a first surface and a second surface opposite to each other. The bare power chip is disposed on the magnetic component and includes a third surface and a fourth surface opposite to each other. The conductive set is disposed on the magnetic component and electrically connected with the magnetic component and the bare power chip. The third or fourth surface of the bare power chip is at least partially attached on the first or second surface of the magnetic component, and at least partially included in a projected envelopment of the corresponding first or second surface of the magnetic component, so as to facilitate the magnetic component to support the bare power chip.Type: ApplicationFiled: January 26, 2022Publication date: May 12, 2022Inventors: Shouyu Hong, Qingdong Chen, Kai Lu, Pengkai Ji, Xiaoni Xin, Min Zhou, Yu Zhang, Jianhong Zeng
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Patent number: 11320879Abstract: The present disclosure provides a power supply module. The power supply module is applied to an integrated circuit chip assembly which includes a first carrier board and an integrated circuit chip located at a first side of the first carrier board; the power supply module includes: a second carrier board; a first-stage power supply unit; and a second-stage power supply unit, power input terminals of the second-stage power supply unit are electrically connected with corresponding power output terminals of the first-stage power supply unit through the second carrier board; power output terminals of the second-stage power supply unit are electrically connected with corresponding power terminals of the integrated circuit chip, a projection of the second-stage power supply unit on a first plane is at least partially located within a projection range of the integrated circuit chip on the first plane, the first plane is parallel to the first carrier board.Type: GrantFiled: December 1, 2020Date of Patent: May 3, 2022Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai Ji, Shouyu Hong, Xiaoni Xin, Zhenqing Zhao
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Publication number: 20220130605Abstract: A magnetic element includes a magnetic core assembly and a winding assembly. The magnetic core assembly includes a first magnetic part and a second magnetic part arranged independently. The winding assembly includes a first winding. The first winding is wound around the first magnetic part. Moreover, at least a portion of a substrate is formed as the first winding. The substrate includes a first accommodation space, a second accommodation space and a first metal structure. Moreover, at least a portion of the first metal structure is formed as at least a portion of the first winding. At least a portion of the first magnetic part and at least a portion of the second magnetic part are disposed within the first accommodation space and the second accommodation space, respectively. The substrate has an integral structure.Type: ApplicationFiled: July 23, 2021Publication date: April 28, 2022Inventors: Shouyu Hong, Qingdong Chen, Zhiheng Fu, Ganyu Zhou, Yan Tong, Wen Han, Jinping Zhou, Pengkai Ji, Yiqing Ye
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Patent number: 11316438Abstract: The present disclosure provides a power supply module and a manufacture method thereof, belonging to the technical field of power electronics. According to the present disclosure, a unibody conductive member is employed to connect a conductive part in a passive element to a conductive layer in a substrate. This is advantageous in simplifying the structure of the passive element, and enabling a structurally compact power supply module at a reduced cost. Additionally, stacking the passive element with the substrate may allow for a further compact structure for the power supply module, improving the space utilization rate for the power supply module, while enhancing the external appearance of the power supply module with tidiness, simplicity and aesthetics.Type: GrantFiled: December 29, 2019Date of Patent: April 26, 2022Assignee: DELTA ELETRONICS (SHANGHAI) CO., LTD.Inventors: Pengkai Ji, Shouyu Hong, Xiaoni Xin, Le Liang, Zhenqing Zhao
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Patent number: 11277912Abstract: A system of providing power including: a preceding-stage power supply module, a post-stage power supply module and a load, connected in sequence; a projection on the mainboard of a smallest envelope area formed by contour lines of the preceding-stage power supply module and the load at least partially overlaps with a projection of the post-stage power supply module; the preceding-stage power supply module includes a plurality of sets of preceding-stage output pins and preceding-stage ground pins alternately arranged to form a first rectangular envelope area, and the load is disposed on a side of a long side of the first rectangular envelope area; and the load comprises a load input pin and a load ground pin forming a second rectangular envelope area, and a center line of the first rectangular envelope area and the second rectangular envelope area is perpendicular to the long side of the first rectangular envelope area.Type: GrantFiled: July 30, 2020Date of Patent: March 15, 2022Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Shouyu Hong, Zhiheng Fu, Haoyi Ye, Qingdong Chen, Yiqing Ye, Jinping Zhou, Xiaoni Xin, Pengkai Ji, Min Zhou
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Patent number: 11277067Abstract: A power module and a manufacturing method thereof are disclosed. The power module includes a magnetic component, a bare power chip and a conductive set. The magnetic component includes a first surface and a second surface opposite to each other. The bare power chip is disposed on the magnetic component and includes a third surface and a fourth surface opposite to each other. The conductive set is disposed on the magnetic component and electrically connected with the magnetic component and the bare power chip. The third or fourth surface of the bare power chip is at least partially attached on the first or second surface of the magnetic component, and at least partially included in a projected envelopment of the corresponding first or second surface of the magnetic component, so as to facilitate the magnetic component to support the bare power chip.Type: GrantFiled: September 13, 2018Date of Patent: March 15, 2022Assignee: DELTA ELECTRONICS, INC.Inventors: Shouyu Hong, Qingdong Chen, Kai Lu, Pengkai Ji, Xiaoni Xin, Min Zhou, Yu Zhang, Jianhong Zeng
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Patent number: 11271396Abstract: The disclosure provides a system of providing power to a chip on a mainboard. The system comprises at least one preceding-stage power supply module located on a surface of a mainboard, being DC-DC converters, and configured to receive a first DC voltage and to provide a second DC voltage; and at least one post-stage power supply module located on the same surface of the preceding-stage power supply module of the mainboard. Wherein the post-stage power supply module is electrically connected to the preceding-stage power supply module to receive the second DC voltage, the preceding-stage power supply module and the post-stage power supply module are disposed at same side of the chip, the post-stage power supply module provides a third DC voltage to the chip. A profile projection of the preceding-stage power supply module and the corresponding post-stage power supply module are overlapped with each other over 50%.Type: GrantFiled: July 31, 2020Date of Patent: March 8, 2022Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Haoyi Ye, Jianhong Zeng, Xiaoni Xin, Shouyu Hong, Min Zhou, Yiqing Ye, Pengkai Ji
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Patent number: 11245214Abstract: The present disclosure provides a connector which is a combination of at least one power pin, one plastic member, and one signal pin, wherein the power pin includes a columnar metal block, each plastic member is connected to the columnar metal block at side surface, each signal pin is attached to a side surface of the plastic member, and extends to two bottom surfaces of the plastic member to form contact surfaces with predetermined areas on the two bottom surfaces; wherein, the contact surface on first bottom surface of the plastic member is flush with first bottom surface of the metal block, and the contact surface on second bottom surface of the plastic member is flush with second bottom surface of the metal block.Type: GrantFiled: July 21, 2020Date of Patent: February 8, 2022Assignee: Delta Electronics, Inc.Inventors: Shouyu Hong, Qingdong Chen, Ganyu Zhou, Pengkai Ji, Yiqing Ye, Zhenqing Zhao
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Patent number: 11227856Abstract: A multi-chip package power module according to the present disclosure, comprising: multiple chips, including a first chip and a second chip that are arranged adjacently; a first conductive member, at least partially arranged between the first chip and the second chip, and a second conductive member, at least partially arranged between the first chip and the second chip, where the first conductive member is electrically connected to a power pin of the first chip, the second conductive member is electrically connected to a power pin of the second chip, and the multiple chips, the first conductive member and the second conductive member are all embedded in an insulating package material. For the multi-chip package power module according to the present disclosure, the power output current of the chip can be directly led out from two opposite sides through the conductive member to obtain a symmetrical path.Type: GrantFiled: January 7, 2020Date of Patent: January 18, 2022Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Pengkai Ji, Xiaoni Xin, Yan Chen, Qingdong Chen, Shouyu Hong, Jianhong Zeng, Zhenqing Zhao
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Publication number: 20210350977Abstract: The present disclosure relates to a power module, The power module includes an inverse-coupled inductor and a plurality of half-bridge modules, The inverse-coupled inductor includes: a plurality of windings and a magnetic core. The plurality of windings are linear windings between a first plane and a second plane. The first magnetic core and the second magnetic core are located at both ends of each of the windings, the magnetic core pillars connect the first magnetic core and the second magnetic core to form a plurality of magnetic core units, and the plurality of magnetic core units surround corresponding windings in a same direction from the first plane to the second plane. Projections of the plurality of magnetic core units on the first plane form a plurality of closed areas.Type: ApplicationFiled: April 7, 2021Publication date: November 11, 2021Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai JI, Yibing CHENG
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Publication number: 20210350969Abstract: A multi-phase coupled inductor includes at least three windings between a first plane and a second plane and a magnetic core that includes a first magnetic core, a second magnetic core and at least three magnetic core pillars, the first and second magnetic cores are respectively located at two ends of the windings, the magnetic core pillars connect the first and second magnetic cores and form at least three magnetic core units together with the first and second magnetic cores. The magnetic core units and the windings are arranged correspondingly on a one-to-one basis, the magnetic core units surround the corresponding windings and extend from the first plane to the second plane in a same direction, and projections of the at least three magnetic core units on the first plane enclose at least three enclosed areas which correspond to the windings on a one-to-one basis.Type: ApplicationFiled: May 8, 2021Publication date: November 11, 2021Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai JI, Yuan ZHOU
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Publication number: 20210335692Abstract: The present disclosure provides a data processing device. The data processing device includes a carrier board, a data processor, a power module, a first heat sink, and a heat transfer plate. The data processor is provided above the carrier board. The power module is provided below the carrier board and supplies power to the data processor through the carrier board. The first heat sink is provided above the carrier board. The heat transfer plate includes a main body portion and a first extension. The main body portion is provided below the power module. The first extension portion extends upward from the main body portion and is connected to the first heat sink.Type: ApplicationFiled: April 16, 2021Publication date: October 28, 2021Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai JI, Shouyu HONG, Xin ZOU, Lanyan XU
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Patent number: 11133750Abstract: The present disclosure provides a power module including a transformer, a first switching unit and a second switching unit; the transformer includes a magnetic core and a flatwise-wound winding wound around a winding pillar of the magnetic core; the flatwise-wound winding includes a first winding, a first end of the first winding and the first switching unit are electrically connected and are located on the first side face of the winding pillar, projections of the first switching unit, the first end of the first winding, and the winding pillar on the first side face overlap each other; a second end of the first winding and the second switching unit are electrically connected and are located on the second side face of the winding pillar, projections of the second switching unit, the second end of the first winding, and the winding pillar on the second side face overlap each other.Type: GrantFiled: November 26, 2019Date of Patent: September 28, 2021Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Jinping Zhou, Min Zhou, Zhiheng Fu, Pengkai Ji, Shouyu Hong, Yiqing Ye
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Patent number: 11063525Abstract: The present disclosure provides a power supply module and a manufacture method thereof, belonging to the technical field of power electronics. According to the present disclosure, a unibody conductive member is employed to connect a conductive part in a passive element to a conductive layer in a substrate. This is advantageous in simplifying the structure of the passive element, and enabling a structurally compact power supply module at a reduced cost. Additionally, stacking the passive element with the substrate may allow for a further compact structure for the power supply module, improving the space utilization rate for the power supply module, while enhancing the external appearance of the power supply module with tidiness, simplicity and aesthetics.Type: GrantFiled: December 29, 2019Date of Patent: July 13, 2021Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Pengkai Ji, Shouyu Hong, Xiaoni Xin, Le Liang, Zhenqing Zhao
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Publication number: 20210208649Abstract: The present disclosure provides a power supply module. The power supply module is applied to an integrated circuit chip assembly which includes a first carrier board and an integrated circuit chip located at a first side of the first carrier board; the power supply module includes: a second carrier board; a first-stage power supply unit; and a second-stage power supply unit, power input terminals of the second-stage power supply unit are electrically connected with corresponding power output terminals of the first-stage power supply unit through the second carrier board; power output terminals of the second-stage power supply unit are electrically connected with corresponding power terminals of the integrated circuit chip, a projection of the second-stage power supply unit on a first plane is at least partially located within a projection range of the integrated circuit chip on the first plane, the first plane is parallel to the first carrier board.Type: ApplicationFiled: December 1, 2020Publication date: July 8, 2021Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Pengkai JI, Shouyu HONG, Xiaoni XIN, Zhenqing ZHAO
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Publication number: 20210210472Abstract: A power supply system includes a system board electrically connected to a load; a first package and a second package provided on an upper side of the system board; and a bridge member provided on upper sides of the first package and the second package, comprising a passive element and used for power coupling between the first package and the second package, wherein vertical projections of the first package and the second package on the system board are both overlapped with a vertical projection of the bridge member on the system board, the first package, and the second package are encapsulated with switching devices, terminals on upper surfaces of the first package and the second package are electrically connected to the bridge member, and terminals on lower surfaces thereof are electrically connected to the system board.Type: ApplicationFiled: November 23, 2020Publication date: July 8, 2021Inventors: Pengkai JI, Shouyu HONG, Haoyi YE, Jianhong ZENG