Patents by Inventor Cong XIE
Cong XIE 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: 20240140222Abstract: The present disclosure relates to a socket with a fixing device and a charging cabinet for electric vehicles with the socket. The fixing device includes a connection mechanism, which is provided on one side of a mainbody of the socket and is adapted to releasably connect the socket to a mounting object to which the socket is to be mounted by means of a first fixing member, and a pivot mechanism, which is provided between the other side of the mainbody opposite to the connection mechanism and the mounting object, so that the socket is pivotable relative to the mounting object when released from the mounting object. Through the fixing device for the electric vehicle charging gun socket, the charging gun socket can be easily and quickly fixed on a mounting object, such as a charging cabinet, since the number of required fixing parts is reduced.Type: ApplicationFiled: October 27, 2023Publication date: May 2, 2024Inventors: Pan CHEN, Vincent-Cong WEI, Sven QI, Xiao Fei XIE
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Publication number: 20240123433Abstract: Provided is a process for hydrocracking normal paraffins into lighter normal paraffins with minimal formation of iso-paraffins. The process comprises hydrocracking a hydrocarbon feedstock comprising normal paraffins under hydrocracking conditions. The reaction is run in the presence of a selected catalyst, e.g., an LTA-type zeolite, with a requisite topology and acid site density. The zeolite has a framework type with voids greater than 0.50 nm in diameter, which are accessible through apertures characterized by a longest diameter of less than 0.50 nm and a shortest diameter of more than 0.30 nm. The reaction conducted in the presence of such a selected zeolite produces an n-paraffin rich product.Type: ApplicationFiled: December 29, 2021Publication date: April 18, 2024Applicant: CHEVRON U.S.A. INC.Inventors: Cong-Yan CHEN, Theodorus Ludovicus Michael MAESEN, Tracy Margaret DAVIS, Dan XIE
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Publication number: 20240088804Abstract: Provided is a motor braking device for a N-phase brushless motor. The motor braking device includes a switching circuit adapted to connect the N-phase brushless motor to a power supply, the switching circuit comprising a high side switch group and a low side switch group, each of the high side switch group and the low side switch group comprising N switching elements, and a control unit configured to control the switching circuit to brake the motor based on occurrence of a first event, the first event chosen from a group consisting of release of a trigger by a user, and occurrence of a predetermined condition as detected by a sensor. The control unit is configured to, upon occurrence of the first event, switch all the switching elements of one of the high side switch group or the low side switch group to an on-state, and simultaneously switch all the switching elements of the other one of the high side switch group and the lower side switch group to an off-state.Type: ApplicationFiled: February 10, 2021Publication date: March 14, 2024Inventors: Bao An ZHANG, Zi Cong CHEN, Li Hua XIE, Chao WEN, Yong Min LI
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Publication number: 20240072834Abstract: A communication system and an electronic device are provided. The communication system includes a processing chip and two sets of communication circuits, each set of the communication circuit includes a switch circuit, a SIM card port circuit and at least one eSIM circuit, the switch circuit includes a first terminal and at least two second terminals, in which the first terminal is connected to a communication interface of the processing chip, the at least two second terminals are respectively connected to the SIM card port circuit and the at least one eSIM circuit in one-to-one correspondence, and the first terminal of the switch circuit is switched to be connected with each second terminal.Type: ApplicationFiled: November 30, 2022Publication date: February 29, 2024Applicant: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Cong XIE, Lu SHI
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Publication number: 20240072327Abstract: This application discloses a battery box. The battery box includes a controller, a first sensor, and a spraying apparatus and an extinguishing agent pipeline that are located above a battery module. The controller is electrically connected to the first sensor and the spraying apparatus. The spraying apparatus is connected to the extinguishing agent pipeline. The first sensor is configured to detect a temperature of the battery box, and send a first electrical signal to the controller. The controller is configured to control the spraying apparatus to spray an extinguishing agent to the battery module. According to the solution of this application, when thermal runaway occurs in the battery box, and the temperature exceeds a set threshold, a fire may be extinguished in time, to avoid spreading of the fire and reduce a loss.Type: ApplicationFiled: August 22, 2023Publication date: February 29, 2024Inventors: Lei Chen, Cong Cheng, Jie Xie, Cheng Xiong, Zhuangzhuang Jia, Qingsong Wang, Wenxin Mei
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Patent number: 9871439Abstract: Disclosed herein is a power electronic circuit having a reference ground and a differential mode loop unit. The differential mode loop unit has a capacitance component, a switch and an electronic component, wherein the capacitance component has a first end, the switch has a first end connecting in series with the capacitance component, the electronic component has a first end, the electronic component connects in series with the capacitance component and the switch, the capacitance component and switch are packaged in a power module, the power module has a trace and at least one output pin connected to reference ground, wherein the first end of the switch or the first end of the electronic component is only connected to the first end of the capacitance component through the trace, and the first end of the capacitance component is connected to reference ground through the output pin.Type: GrantFiled: December 23, 2014Date of Patent: January 16, 2018Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Zeng Li, Shou-Yu Hong, Jian-Hong Zeng, Yi-Cong Xie
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Patent number: 9806602Abstract: A radio frequency interference suppression circuit that includes a reference ground end, a main power circuit, a driving circuit and an impedance unit is provided. The main power circuit includes a first switch that includes a control end, a first and a second end. A minimal impedance is presented between the second end and the reference ground end. The driving circuit is coupled to the control end and the second end. The first impedance unit is formed between the second end and the reference ground end in a high frequency differential mode loop to reduce a high frequency voltage drop therein. The first switch receives a driving signal from the driving circuit to be turned on or turned off between the first and the second ends accordingly to make the main power circuit converts a first power signal to a second power signal.Type: GrantFiled: September 21, 2016Date of Patent: October 31, 2017Assignee: DELTA ELECTRONICS, INC.Inventors: Yi-Cong Xie, Min Zhou, Rui Wu, Jin-Ping Zhou
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Patent number: 9718937Abstract: The present invention provides a kind of inherent flame retardant rigid polyurethane foam. The production formula comprises 100 to 105 pbw of polyether polyol and reactive phosphorus-containing flame retardant, 2.5 to 3.5 pbw of amine catalyst, 0.8 to 2.5 pbw of tertiary amine catalyst, 0.8 to 2.5 pbw of foam stabilizer, 0.5 to 1.5 pbw of blowing agent, 135 to 150 pbw of isocyanates, and 0.05 to 0.1 pbw of organo-metallic catalyst, wherein the reactive phosphorus-containing flame retardant is 9,10-dihydro-9-oxa-10-phosphaphenanthrene-4-hydroxybenzyl alcohol. The active monomers containing flame retarding elements are introduced into main chain and side chain of PU for modification, which permanently improves the flame retardancy of PU without obvious effect on other performance of PU matrix.Type: GrantFiled: December 5, 2014Date of Patent: August 1, 2017Assignee: XIAMEN UNIVERSITYInventors: Lizong Dai, Cong Xie, Wei'ang Luo, Birong Zeng, Yiting Xu, Xinyu Liu, Kaibin He, Qi Li, Yuanyuan Li, Xianming Chen
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Patent number: 9653202Abstract: A device is provided that integrates a plurality of inductors in parallel. The device includes a plurality of windings and a magnetic core structure. A number of the windings corresponds to a number of the inductors. The magnetic core structure includes a plurality of windows, wherein each window includes at least two windings coupled with each other. When a phase difference of the voltage phases is smaller than a predetermined value, voltage phases of two terminals of any two of the windings within the same window are substantially the same.Type: GrantFiled: April 8, 2016Date of Patent: May 16, 2017Assignee: DELTA ELECTRONICS, INC.Inventors: Rui Wu, Jian-Hong Zeng, Min Zhou, Yi-Cong Xie
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Publication number: 20170093275Abstract: A radio frequency interference suppression circuit that includes a reference ground end, a main power circuit, a driving circuit and an impedance unit is provided. The main power circuit includes a first switch that includes a control end, a first and a second end. A minimal impedance is presented between the second end and the reference ground end. The driving circuit is coupled to the control end and the second end. The first impedance unit is formed between the second end and the reference ground end in a high frequency differential mode loop to reduce a high frequency voltage drop therein. The first switch receives a driving signal from the driving circuit to be turned on or turned off between the first and the second ends accordingly to make the main power circuit converts a first power signal to a second power signal.Type: ApplicationFiled: September 21, 2016Publication date: March 30, 2017Inventors: Yi-Cong XIE, Min ZHOU, Rui WU, Jin-Ping ZHOU
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Publication number: 20170073488Abstract: The present invention provides a kind of inherent flame retardant rigid polyurethane foam. The production formula comprises 100 to 105 pbw of polyether polyol and reactive phosphorus-containing flame retardant, 2.5 to 3.5 pbw of amine catalyst, 0.8 to 2.5 pbw of tertiary amine catalyst, 0.8 to 2.5 pbw of foam stabilizer, 0.5 to 1.5 pbw of blowing agent, 135 to 150 pbw of isocyanates, and 0.05 to 0.1 pbw of organo-metallic catalyst, wherein the reactive phosphorus-containing flame retardant is 9,10-dihydro-9-oxa-10-phosphaphenanthrene-4-hydroxybenzyl alcohol. The active monomers containing flame retarding elements are introduced into main chain and side chain of PU for modification, which permanently improves the flame retardancy of PU without obvious effect on other performance of PU matrix.Type: ApplicationFiled: December 4, 2014Publication date: March 16, 2017Applicant: XIAMEN UNIVERSITYInventors: Lizong DAI, Cong XIE, Wei'ang LUO, Birong ZENG, Yiting XU, Xinyu LIU, Kaibin HE, Qi LI, Yuanyuan LI, Xianming CHEN
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Publication number: 20160300658Abstract: A device is provided that integrates a plurality of inductors in parallel. The device includes a plurality of windings and a magnetic core structure. A number of the windings corresponds to a number of the inductors. The magnetic core structure includes a plurality of windows, wherein each window includes at least two windings coupled with each other. When a phase difference of the voltage phases is smaller than a predetermined value, voltage phases of two terminals of any two of the windings within the same window are substantially the same.Type: ApplicationFiled: April 8, 2016Publication date: October 13, 2016Inventors: Rui WU, Jian-Hong ZENG, Min ZHOU, Yi-Cong XIE
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Patent number: 9129736Abstract: A transformer capable of suppressing common mode current and a power converter thereof are provided. The transformer comprises a primary winding, a secondary winding, a magnet core and a shielding winding layer. The shielding winding layer has a first shielding winding and a second shielding winding. A voltage jump direction of the first shielding winding is constantly opposite to that of the second shielding winding. The shielding winding layer is coupled to a static terminal coupled with the primary winding or the secondary winding.Type: GrantFiled: May 23, 2012Date of Patent: September 8, 2015Assignee: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Jin-Ping Zhou, Yi-Cong Xie, Jian-Ping Ying
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Publication number: 20150180351Abstract: Disclosed herein is a power electronic circuit having a reference ground and a differential mode loop unit. The differential mode loop unit has a capacitance component, a switch and an electronic component, wherein the capacitance component has a first end, the switch has a first end connecting in series with the capacitance component, the electronic component has a first end, the electronic component connects in series with the capacitance component and the switch, the capacitance component and switch are packaged in a power module, the power module has a trace and at least one output pin connected to reference ground, wherein the first end of the switch or the first end of the electronic component is only connected to the first end of the capacitance component through the trace, and the first end of the capacitance component is connected to reference ground through the output pin.Type: ApplicationFiled: December 23, 2014Publication date: June 25, 2015Inventors: Zeng LI, Shou-Yu HONG, Jian-Hong ZENG, Yi-Cong XIE
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Publication number: 20130235619Abstract: A transformer capable of suppressing common mode current and a power converter thereof are provided. The transformer comprises a primary winding, a secondary winding, a magnet core and a shielding winding layer. The shielding winding layer has a first shielding winding and a second shielding winding. A voltage jump direction of the first shielding winding is constantly opposite to that of the second shielding winding. The shielding winding layer is coupled to a static terminal coupled with the primary winding or the secondary winding.Type: ApplicationFiled: May 23, 2012Publication date: September 12, 2013Applicant: DELTA ELECTRONICS (SHANGHAI) CO., LTD.Inventors: Jin-Ping Zhou, Yi-Cong Xie, Jian-Ping Ying