Patents by Inventor Zizhou Jia
Zizhou Jia 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: 11566632Abstract: A cooling fan and an electronic device are provided. The cooling fan comprises a plurality of blades disposed in a circumferential direction of a rotating shaft. The plurality of blades includes a first blade and a second blade. A windward surface of the first blade includes a first alignment part and a first offset part. The first alignment part is aligned with a windward surface of the second blade, and the first offset part and the windward surface of the second blade are arranged in a staggered manner.Type: GrantFiled: August 17, 2018Date of Patent: January 31, 2023Assignee: LENOVO (BEIJING) CO., LTD.Inventors: Zizhou Jia, Hongmei Ge
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Patent number: 11270142Abstract: Embodiments of the present disclosure provide method for processing images and apparatuses, method for identity verifications and apparatuses, electronic devices, and storage media. The method for processing images includes: obtaining first feature data of a first user image; comparing the first feature data with at least one piece of second feature data included in a database to obtain a comparison result; and determining, according to the comparison result, whether to update the database. According to the embodiments of the present disclosure, it is beneficial to the database to adapt to identity verification in different scenarios and changes in user's appearance generated over time, thereby improving the user experience.Type: GrantFiled: December 24, 2018Date of Patent: March 8, 2022Assignee: BEIJING SENSETIME TECHNOLOGY DEVELOPMENT CO., LTD.Inventors: Ding Liang, Zizhou Jia
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Publication number: 20200320322Abstract: Embodiments of the present disclosure provide method for processing images and apparatuses, method for identity verifications and apparatuses, electronic devices, and storage media. The method for processing images includes: obtaining first feature data of a first user image; comparing the first feature data with at least one piece of second feature data included in a database to obtain a comparison result; and determining, according to the comparison result, whether to update the database. According to the embodiments of the present disclosure, it is beneficial to the database to adapt to identity verification in different scenarios and changes in user's appearance generated over time, thereby improving the user experience.Type: ApplicationFiled: December 24, 2018Publication date: October 8, 2020Inventors: Ding LIANG, Zizhou JIA
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Publication number: 20190063463Abstract: A heat dissipation fan includes a shaft and a plurality of blades configured along a circumferential direction of the shaft. The plurality of blades includes one or more long blades and one or more short blades shorter than the one or more long blades. A head portion of each of the one or more long blades is coupled to the shaft. Each of the one or more short blades is disposed close to a tail portion of one of the one or more long blades.Type: ApplicationFiled: March 30, 2018Publication date: February 28, 2019Inventor: Zizhou JIA
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Publication number: 20190055958Abstract: A cooling fan and an electronic device are provided. The cooling fan comprises a plurality of blades disposed in a circumferential direction of a rotating shaft. The plurality of blades includes a first blade and a second blade. A windward surface of the first blade includes a first alignment part and a first offset part. The first alignment part is aligned with a windward surface of the second blade, and the first offset part and the windward surface of the second blade are arranged in a staggered manner.Type: ApplicationFiled: August 17, 2018Publication date: February 21, 2019Inventors: Zizhou JIA, Hongmei GE
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Patent number: 10136553Abstract: A heat dissipation device and an electronic device thereof are provided. The heat dissipation device includes a heat dissipation body including a closed chamber; and at least two pumps in the closed chamber to drive heat dissipation medium contained in the closed chamber to flow in one or more loops.Type: GrantFiled: April 24, 2017Date of Patent: November 20, 2018Assignee: LENOVO (BEIJING) CO., LTD.Inventors: Zizhou Jia, Ying Sun, Zhigang Na
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Publication number: 20180238632Abstract: The present disclosure provides a heat pipe suitable for heat conduction in deformable systems. The heat pipe includes a pipe shell and a liquid-absorption core on the inner wall of the pipe shell. The pipe shell includes a first pipe section at an evaporation end of the heat pipe, a second pipe section at a condensation end of the heat pipe, and an intermediate pipe section connecting the first pipe section and the second pipe section. The intermediate pipe section of the pipe shell is an intermediate flexible pipe, and the liquid-absorption core has a flexible structure.Type: ApplicationFiled: November 10, 2017Publication date: August 23, 2018Inventors: Zizhou JIA, Ying SUN
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Patent number: 10031564Abstract: An apparatus is disclosed that includes a heat pipe. The heat pipe includes a heat dissipation section arranged to dissipate heat using a fan. The heat pipe further includes a heat absorption section arranged to absorb heat from a heat source of an electronic device. The heat pipe further includes a heat dissipation medium disposed inside the heat pipe. The apparatus further includes a driving member coupled to the heat pipe and configured to drive the heat dissipation medium to flow circularly inside the heat pipe.Type: GrantFiled: December 28, 2016Date of Patent: July 24, 2018Assignee: Lenovo (Beijing) LimitedInventors: Zizhou Jia, Ying Sun, Zhigang Na
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Patent number: 10018201Abstract: Embodiments of the application disclose a fan and a mold for making a fan blade structure for the fan. An embodiment of the fan comprises a fan blade structure and the fan blade structure comprises a mounting ring and a plurality of fan blades provided on the mounting ring, wherein mounting ring and the fan blades are integrally formed. The mold comprises a mounting ring and a plurality of fan blades provided on the mounting ring, the mold comprising a cavity having a ring-shaped channel configured for forming the mounting ring and a plurality of fan blade channels configured for forming the plurality of fan blades, in order to integrally form the fan blade structure.Type: GrantFiled: March 13, 2015Date of Patent: July 10, 2018Assignees: BEIJING LENOVO SOFTWARE LTD., LENOVO (BEIJING) LIMITEDInventors: Zizhou Jia, Zhigang Na, Ying Sun
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Publication number: 20170374763Abstract: A heat dissipation device and an electronic device thereof are provided. The heat dissipation device includes a heat dissipation body including a closed chamber; and at least two pumps in the closed chamber to drive heat dissipation medium contained in the closed chamber to flow in one or more loops.Type: ApplicationFiled: April 24, 2017Publication date: December 28, 2017Inventors: Zizhou JIA, Ying SUN, Zhigang NA
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Patent number: 9841034Abstract: A fan and an electronic apparatus are disclosed. The fan comprises a housing and a blade wheel. The housing is shaped as a hollow column, a thickness of the housing is less than a preset thickness, a radial air inlet and an air outlet are disposed in a side of the housing, and the blade wheel is mounted in the housing and shaped as a cylinder. The housing is also provided with an axial air inlet disposed in at least one bottom surface of the housing so that air can enter the housing from the bottom surface by rotating the blade wheel. The heat dissipation performance of the fan is improved, the present invention solves the technical problem in the prior art that thinning of the fan in the super-thin electronic apparatus will lead to reduction in heat dissipation performance, and achieving technical effects that the electronic apparatus has high heat dissipation performance while super thinning the electronic apparatus.Type: GrantFiled: March 6, 2014Date of Patent: December 12, 2017Assignees: BEIJING LENOVO SOFTWARE LTD., LENOVO (BEIJING) LIMITEDInventors: Zizhou Jia, Ying Sun, Zhigang Na
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Publication number: 20170295668Abstract: A heat-dissipation device and an electronic apparatus are provided. The heat-dissipation device includes a pump and a pipe. The pump includes a rotary portion and a driving portion. The rotary portion is disposed in the pipe, and the driving portion is operative to provide a rotary driving force to the rotary portion to circulate a cooling fluid within the pipe.Type: ApplicationFiled: March 7, 2017Publication date: October 12, 2017Inventors: Zizhou JIA, Zhigang NA, Ying SUN
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Publication number: 20170185116Abstract: An apparatus is disclosed that includes a heat pipe. The heat pipe includes a heat dissipation section arranged to dissipate heat using a fan. The heat pipe further includes a heat absorption section arranged to absorb heat from a heat source of an electronic device. The heat pipe further includes a heat dissipation medium disposed inside the heat pipe. The apparatus further includes a driving member coupled to the heat pipe and configured to drive the heat dissipation medium to flow circularly inside the heat pipe.Type: ApplicationFiled: December 28, 2016Publication date: June 29, 2017Inventors: Zizhou Jia, Ying Sun, Zhigang Na
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Publication number: 20160053771Abstract: Embodiments of the application disclose a fan and a mould for making a fan blade structure for the fan. An embodiment of the fan comprises a fan blade structure and the fan blade structure comprises a mounting ring and a plurality of fan blades provided on the mounting ring, wherein mounting ring and the fan blades are integrally formed. The mould comprises a mounting ring and a plurality of fan blades provided on the mounting ring, the mould comprising a cavity having a ring-shaped channel configured for forming the mounting ring and a plurality of fan blade channels configured for forming the plurality of fan blades, in order to integrally form the fan blade structure.Type: ApplicationFiled: March 13, 2015Publication date: February 25, 2016Inventors: ZIZHOU JIA, ZHIGANG NA, YING SUN
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Publication number: 20140293539Abstract: A fan and an electronic apparatus are disclosed. The fan comprises a housing and a blade wheel. The housing is shaped as a hollow column, a thickness of the housing is less than a preset thickness, a radial air inlet and an air outlet are disposed in a side of the housing, and the blade wheel is mounted in the housing and shaped as a cylinder. The housing is also provided with an axial air inlet disposed in at least one bottom surface of the housing so that air can enter the housing from the bottom surface by rotating the blade wheel. The heat dissipation performance of the fan is improved, the present invention solves the technical problem in the prior art that thinning of the fan in the super-thin electronic apparatus will lead to reduction in heat dissipation performance, and achieving technical effects that the electronic apparatus has high heat dissipation performance while super thinning the electronic apparatus.Type: ApplicationFiled: March 6, 2014Publication date: October 2, 2014Applicants: Lenovo (Beijing) Limited, Beijing Lenovo Software Ltd.Inventors: Zizhou Jia, Ying Sun, Zhigang Na
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Publication number: 20110031832Abstract: A fan seat structure includes a seat and a snap-fitting member. The seat is formed on a top with a supporting face, from where a bearing cup is upward extended; and a portion of the seat corresponding to the bearing cup is formed into a central passage. The snap-fitting member is assembled to the seat at the central passage, and is integrally formed with a hollow tubular section upward extended toward the bearing cup; and a limiting section and a pressure-proof section are integrally provided in the hollow tubular section. With the snap-fitting member, a cooling fan can have simplified structure and be more stably and reliably assembled, ensuring the cooling fan to have enhanced performance and be manufactured at reduced time, labor and cost.Type: ApplicationFiled: August 6, 2009Publication date: February 10, 2011Applicant: ASIA VITAL COMPONENTS CO., LTD.Inventors: Zizhou Jia, Shun-Hui Huang, Qi Ai