Patents by Inventor Zhongwei Ke
Zhongwei Ke 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: 20230337405Abstract: The present application provides a power supply system for supplying power to network device, comprising power supply module, housing, and stereoscopic accommodating space therebetween. The power supply module without a fan comprises: a primary circuit comprising at least one primary switch and configured to receive AC input voltage and convert the AC input voltage into a first voltage; a transformer comprising primary and secondary windings and configured to convert the first voltage into a second voltage, the primary winding is coupled to the primary circuit; and a secondary circuit comprising at least one secondary switch and configured to convert the second voltage into a DC output voltage for the network device, the secondary circuit is coupled to the secondary winding, the secondary switch adopts SMT package, and power density of the power supply module is 60 W/inch3 or more. The stereoscopic accommodating space is filled with liquid coolant for cooling.Type: ApplicationFiled: June 26, 2023Publication date: October 19, 2023Inventors: Kai DONG, Yong HUANG, Zhongwei KE, Jinfa ZHANG
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Patent number: 11737250Abstract: The present application provides a power supply system for supplying power to network device, comprising power supply module, housing, and stereoscopic accommodating space therebetween. The power supply module without a fan comprises: a primary circuit comprising at least one primary switch and configured to receive AC input voltage and convert the AC input voltage into a first voltage; a transformer comprising primary and secondary windings and configured to convert the first voltage into a second voltage, the primary winding is coupled to the primary circuit; and a secondary circuit comprising at least one secondary switch and configured to convert the second voltage into a DC output voltage for the network device, the secondary circuit is coupled to the secondary winding, the secondary switch adopts SMT package, and power density of the power supply module is 60 W/inch3 or more. The stereoscopic accommodating space is filled with liquid coolant for cooling.Type: GrantFiled: September 7, 2021Date of Patent: August 22, 2023Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Jinfa Zhang, Kai Dong, Changyun Xiao, Jinhao Gan, Yong Huang, Junlai Huang, Zhongwei Ke
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Patent number: 11503738Abstract: A power supply device includes an outer casing, a fan and a wire. Wherein the outer casing has four sides, wherein two adjacent ones of the four sides intersect, thus forming four corners. A central axis of which being parallel to an extending direction of the outer casing, and the fan being placed in the outer casing to divide the power supply device into a first part and a second part. The fan includes a fan frame having three positioning holes adjacent to any three of the four corners of the outer casing, wherein the fan frame has no positioning hole adjacent to the remaining corner of the four corners of the outer casing which forms a reserved space. The wire is connected to the second part from the first part of the power supply device through the reserved space.Type: GrantFiled: May 24, 2021Date of Patent: November 15, 2022Assignee: DELTA ELECTRONICS, INC.Inventors: Zhongwei Ke, Jun Yang, Hongming Li, Junlai Huang
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Publication number: 20220123660Abstract: The present application provides a power supply system for supplying power to network device, comprising power supply module, housing, and stereoscopic accommodating space therebetween. The power supply module without a fan comprises: a primary circuit comprising at least one primary switch and configured to receive AC input voltage and convert the AC input voltage into a first voltage; a transformer comprising primary and secondary windings and configured to convert the first voltage into a second voltage, the primary winding is coupled to the primary circuit; and a secondary circuit comprising at least one secondary switch and configured to convert the second voltage into a DC output voltage for the network device, the secondary circuit is coupled to the secondary winding, the secondary switch adopts SMT package, and power density of the power supply module is 60 W/inch3 or more. The stereoscopic accommodating space is filled with liquid coolant for cooling.Type: ApplicationFiled: September 7, 2021Publication date: April 21, 2022Inventors: Jinfa ZHANG, Kai DONG, Changyun XIAO, Jinhao GAN, Yong HUANG, Junlai HUANG, Zhongwei KE
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Patent number: 11183801Abstract: A power supply structure comprises a housing, a socket and a fan. The housing has a main housing, a terminal housing and a front panel, wherein the terminal housing connected with the main housing. The fan and the terminal housing disposed on one end of the main housing, and the fan attached to the front panel. The socket arranged in parallel with the fan and connected to the terminal housing.Type: GrantFiled: March 1, 2020Date of Patent: November 23, 2021Assignee: Delta Electronics (Shanghai) Co., Ltd.Inventors: Hongming Li, Haiyang Meng, Liangsong Che, Hao Lu, Zhongwei Ke
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Publication number: 20210282297Abstract: A power supply device includes an outer casing, a fan and a wire. Wherein the outer casing has four sides, wherein two adjacent ones of the four sides intersect, thus forming four corners. A central axis of which being parallel to an extending direction of the outer casing, and the fan being placed in the outer casing to divide the power supply device into a first part and a second part. The fan includes a fan frame having three positioning holes adjacent to any three of the four corners of the outer casing, wherein the fan frame has no positioning hole adjacent to the remaining corner of the four corners of the outer casing which forms a reserved space. The wire is connected to the second part from the first part of the power supply device through the reserved space.Type: ApplicationFiled: May 24, 2021Publication date: September 9, 2021Applicant: Delta Electronics, Inc.Inventors: Zhongwei KE, Jun YANG, Hongming LI, Junlai HUANG
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Patent number: 11051424Abstract: This disclosure provides a fan for a power supply and a power supply device. The power supply includes an outer casing with four sides, and the four sides form four corners. Wherein the fan includes a fan frame, and a reserved space is formed by any one of the corners of the outer casing and an outer surface of the fan frame at the corresponding position; and the fan frame further has positioning holes at the other three corners of the outer casing to fix and connect with the outer casing.Type: GrantFiled: May 30, 2019Date of Patent: June 29, 2021Assignee: DELTA ELECTRONICS INC.Inventors: Zhongwei Ke, Jun Yang, Hongming Li, Junlai Huang
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Patent number: 10847455Abstract: A power module and a power device having the power module are disclosed. The power device includes a main board. The power module is inserted in the main board and includes a PCB, a magnetic element, a primary winding circuit and at least one secondary winding circuit. The magnetic element is provided on the PCB and includes a core structure, a primary winding and at least one secondary winding. The core structure has a first side and a second side opposite to each other, and a third side and a fourth side opposite to each other. The primary winding circuit is provided on the PCB and positioned in the vicinity of the first or second side of the core structure. The secondary winding circuit is provided on the PCB and positioned in the vicinity of the third or fourth side of the core structure.Type: GrantFiled: May 22, 2017Date of Patent: November 24, 2020Assignee: Delta Electronics (Shanghai) CO., LTDInventors: Guodong Yin, Jinfa Zhang, Haijun Yang, Ben Wu, Lei Cai, Zhongwei Ke
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Publication number: 20200303883Abstract: A power supply structure comprises a housing, a socket and a fan. The housing has a main housing, a terminal housing and a front panel, wherein the terminal housing connected with the main housing. The fan and the terminal housing disposed on one end of the main housing, and the fan attached to the front panel. The socket arranged in parallel with the fan and connected to the terminal housing.Type: ApplicationFiled: March 1, 2020Publication date: September 24, 2020Inventors: Hongming LI, Haiyang MENG, Liangsong CHE, Hao LU, Zhongwei KE
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Publication number: 20190373767Abstract: This disclosure provides a fan for a power supply and a power supply device. The power supply includes an outer casing with four sides, and the four sides form four corners. Wherein the fan includes a fan frame, and a reserved space is formed by any one of the corners of the outer casing and an outer surface of the fan frame at the corresponding position; and the fan frame further has positioning holes at the other three corners of the outer casing to fix and connect with the outer casing.Type: ApplicationFiled: May 30, 2019Publication date: December 5, 2019Applicant: Delta Electronics,Inc.Inventors: Zhongwei KE, Jun YANG, Hongming LI, Junlai HUANG
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Patent number: 10490342Abstract: A synchronous rectification module includes a transformer, a first conducting member and a synchronous rectification unit. The transformer includes plural secondary winding assemblies. The outlet ends of the secondary winding assemblies are protruded out from a first lateral region and a second lateral region of the transformer. The first conducting member is located at a third lateral region of the transformer. The synchronous rectification unit includes a first circuit board and a second circuit board. The first circuit board is connected with the first conducting member and located at the first lateral region. The second circuit board is connected with the first conducting member and located at the second lateral region. The outlet ends of the secondary winding assemblies are penetrated through corresponding first insertion holes of the first circuit board and corresponding second insertion holes of the second circuit board.Type: GrantFiled: June 12, 2018Date of Patent: November 26, 2019Assignee: DELTA ELECTRONICS (THAILAND) PUBLIC COMPANY LIMITEDInventors: Hao Lu, Tianding Hong, Tao Zhang, Bo Shen, Zhongwei Ke
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Patent number: 10389270Abstract: A power conversion device includes a main board, a connector module, an input conversion module, a capacitor, an output conversion module, a control module and a conducting part. The main board includes two lateral edges along a first direction and two lateral edges along a second direction. The connector module is mounted on the main board, and includes an input connector and an output connector. The output connector is located under the input connector. The input conversion module, the output conversion module and the control module are perpendicularly mounted on the main board. The conducting part is in parallel with the control module and electrically coupled with the input connector or the output connector. The connector module, the input conversion module, the capacitor and the output conversion module are mounted on the main board and arranged in a line along the second direction.Type: GrantFiled: June 21, 2018Date of Patent: August 20, 2019Assignee: DELTA ELECTRONICS (THAILAND) PUBLIC COMPANY LIMITEDInventors: Jia Sun, Junlai Huang, Xuanshun Qi, Kai Dong, Zhongwei Ke
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Patent number: 10321612Abstract: A power conversion device includes a main board, an electromagnetic interference filter module, an auxiliary power module, a capacitor group, a main power unit, a control plate, an output bus bar and a fan. A first air channel is formed between the auxiliary power module and the electromagnetic interference filter module. A second air channel is formed between two rows of the capacitor group. A third air channel is formed between the two main power conversion modules of the main power unit. The control plate is perpendicularly installed on the main board. The output bus bar is perpendicularly installed on the main board, arranged in parallel with the control plate and located near the control plate. The fan is located near the main power unit and producing airflow to the first air channel, the second air channel and the third air channel.Type: GrantFiled: June 12, 2018Date of Patent: June 11, 2019Assignee: DELTA ELECTRONICS (THAILAND) PUBLIC COMPANY LIMITEDInventors: Dagang Liu, Junlai Huang, Xuanshun Qi, Kai Dong, Zhongwei Ke
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Publication number: 20190148061Abstract: A synchronous rectification module includes a transformer, a first conducting member and a synchronous rectification unit. The transformer includes plural secondary winding assemblies. The outlet ends of the secondary winding assemblies are protruded out from a first lateral region and a second lateral region of the transformer. The first conducting member is located at a third lateral region of the transformer. The synchronous rectification unit includes a first circuit board and a second circuit board. The first circuit board is connected with the first conducting member and located at the first lateral region. The second circuit board is connected with the first conducting member and located at the second lateral region. The outlet ends of the secondary winding assemblies are penetrated through corresponding first insertion holes of the first circuit board and corresponding second insertion holes of the second circuit board.Type: ApplicationFiled: June 12, 2018Publication date: May 16, 2019Inventors: Hao Lu, Tianding Hong, Tao Zhang, Bo Shen, Zhongwei Ke
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Publication number: 20190059179Abstract: A power conversion device includes a main board, an electromagnetic interference filter module, an auxiliary power module, a capacitor group, a main power unit, a control plate, an output bus bar and a fan. A first air channel is formed between the auxiliary power module and the electromagnetic interference filter module. A second air channel is formed between two rows of the capacitor group. A third air channel is formed between the two main power conversion modules of the main power unit. The control plate is perpendicularly installed on the main board. The output bus bar is perpendicularly installed on the main board, arranged in parallel with the control plate and located near the control plate. The fan is located near the main power unit and producing airflow to the first air channel, the second air channel and the third air channel.Type: ApplicationFiled: June 12, 2018Publication date: February 21, 2019Inventors: Dagang Liu, Junlai Huang, Xuanshun Qi, Kai Dong, Zhongwei Ke
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Publication number: 20190058415Abstract: A power conversion device includes a main board, a connector module, an input conversion module, a capacitor, an output conversion module, a control module and a conducting part. The main board includes two lateral edges along a first direction and two lateral edges along a second direction. The connector module is mounted on the main board, and includes an input connector and an output connector. The output connector is located under the input connector. The input conversion module, the output conversion module and the control module are perpendicularly mounted on the main board. The conducting part is in parallel with the control module and electrically coupled with the input connector or the output connector. The connector module, the input conversion module, the capacitor and the output conversion module are mounted on the main board and arranged in a line along the second direction.Type: ApplicationFiled: June 21, 2018Publication date: February 21, 2019Inventors: Jia Sun, Junlai Huang, Xuanshun Qi, Kai Dong, Zhongwei Ke
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Publication number: 20170345756Abstract: A power module and a power device having the power module are disclosed. The power device includes a main board. The power module is inserted in the main board and includes a PCB, a magnetic element, a primary winding circuit and at least one secondary winding circuit. The magnetic element is provided on the PCB and includes a core structure, a primary winding and at least one secondary winding. The core structure has a first side and a second side opposite to each other, and a third side and a fourth side opposite to each other. The primary winding circuit is provided on the PCB and positioned in the vicinity of the first or second side of the core structure. The secondary winding circuit is provided on the PCB and positioned in the vicinity of the third or fourth side of the core structure.Type: ApplicationFiled: May 22, 2017Publication date: November 30, 2017Applicant: Delta Electronics (Shanghai) CO., LTDInventors: Guodong YIN, Jinfa ZHANG, Haijun YANG, Ben WU, Lei CAI, Zhongwei KE
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Patent number: 7006364Abstract: A driving circuit comprises an input terminal receiving an input of a PWM signal, a first output terminal connected to a main switch for outputting a low-side driving signal, a second output terminal connected to an active switch for outputting a high-side driving signal, a first branch having a voltage level shifting capacitor and a first buffer connected in series between the input terminal and the second output terminal; and a second branch having a delay circuit and a second buffer connected in series between the input terminal and the first output terminal. When the input of the PWM signal turns from a low level to a high level, the voltage level shifting capacitor transmits the input of PWM signal to the first buffer for turning off the active switch and then triggering the second buffer to turn on the main switch with a short time delay.Type: GrantFiled: March 15, 2004Date of Patent: February 28, 2006Assignee: Delta Electronics, Inc.Inventors: Bin Jin, Zhongwei Ke, Yahong Xiong, Alpha J. Zhang
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Patent number: D839826Type: GrantFiled: November 15, 2016Date of Patent: February 5, 2019Assignee: DELTA ELECTRONICS (THAILAND) PUBLIC COMPANY LIMITEDInventors: Kai Dong, Keting Fang, Hongming Li, Jie Ruan, Zhongwei Ke
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Patent number: D865671Type: GrantFiled: August 9, 2018Date of Patent: November 5, 2019Assignee: DELTA ELECTRONICS (THAILAND) PUBLIC COMPANY LIMITEDInventors: Kai Dong, Keting Fang, Hongming Li, Jie Ruan, Zhongwei Ke