Patents by Inventor Li Qian
Li Qian 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: 9168752Abstract: A print head priming system comprises a vent closure section to close a vent, where the vent is to compensate backpressure in a print head. An inlet to receive pressurized gas from a source of pressurized gas is to provide the pressurized gas to the print head. A pressure relief valve is to open in response to pressure in the print head reaching or exceeding a predetermined value by the provision of gas to the print head by the source of pressurized gas.Type: GrantFiled: October 18, 2013Date of Patent: October 27, 2015Assignee: Hewlett-Packard Development Company, L.P.Inventors: Francesc Ros Cerro, Macia Sole Pons, David Ramirez Muela, Li Qian
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Patent number: 9167627Abstract: A method for making a heater is provided. A support and a flexible substrate are provided. The flexible substrate is fixed on a surface of the support. A carbon nanotube film is drawn from a carbon nanotube array. One end of the carbon nanotube film is attached on the flexible substrate. The carbon nanotube film is wrapped around the support by whirling the support to form a carbon nanotube layer. The carbon nanotube layer includes a plurality of carbon nanotubes aligned in a first direction. The flexible substrate is heated to a temperature of about 80° C. to about 120° C. The flexible substrate is then shrunk along the first direction. A plurality of electrodes are electrically connected with the carbon nanotube layer.Type: GrantFiled: February 28, 2013Date of Patent: October 20, 2015Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Chen Feng, Xue-Wei Guo, Li Qian, Yu-Quan Wang
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Patent number: 9138577Abstract: An electrode lead of a pacemaker includes at least one lead wire. The at least one lead wire includes at least one conductive core, a first insulating layer coated on an outer surface of the at least one conductive core, at least one carbon nanotube yarn spirally wound on an outer surface of the first insulating layer, and a second insulating layer coated on the surface of the at least one carbon nanotube yarn. One end of the at least one conductive core protrudes from the first insulating layer to form a naked portion. The at least one carbon nanotube yarn includes a number of carbon nanotubes joined end to end by van der Waals attractive forces. A pacemaker includes a pulse generator and the electrode lead electrically connected with the pulse generator.Type: GrantFiled: June 20, 2012Date of Patent: September 22, 2015Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Li Fan, Liang Liu, Chen Feng, Li Qian, Yu-Quan Wang, Wen-Mei Zhao
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Publication number: 20150262066Abstract: A digital human generation method and system, where the method includes: defining a digital human model, where the digital human model includes multiple dimensions of user profile models; acquiring multiple dimensions of data of a specific user that is from multiple data sources; and processing, based on the multiple dimensions of user profile models included in the digital human model, the multiple dimensions of data of the specific user that is from the multiple data sources, to generate multiple dimensions of user profiles corresponding to the specific user, where the multiple dimensions of user profiles of the specific user form a digital human corresponding to the specific user.Type: ApplicationFiled: March 17, 2015Publication date: September 17, 2015Inventors: Yingtao Li, Li Qian, Maosheng Huang, Kangmin Huang
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Patent number: 9129100Abstract: The present invention discloses a verification code generation and verification method, including: displaying a verification code display region on a touch display module, where the verification code display region includes at least one user-recognizable verification code element; sensing a touch action of a user on the touch display module, and determining a position of the touch action on the touch display module; and comparing whether the position of the touch action of the user on the touch display module is the same as a position of the verification code element to determine whether a verification code is correctly input. The verification code generation and verification method in the embodiments of the present invention is convenient for the user to input a verification code for verification, and brings a good verification effect while facilitating operations. Further, the present invention discloses a verification code generation and verification apparatus.Type: GrantFiled: November 14, 2013Date of Patent: September 8, 2015Assignee: Huawei Technologies Co., Ltd.Inventors: Jiangzhen Zheng, Li Qian
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Publication number: 20150246519Abstract: A method for using a carbon nanotube film supporting structure includes: providing a carbon nanotube film structure and a carbon nanotube film supporting structure, the carbon nanotube film supporting structure comprises a substrate and a plurality of protruding structures, the substrate having a surface defining a support region, the plurality of protruding structures distributed on support region, a ratio of a sum of a plurality of surface areas, defined by the top of the plurality of protruding structures, to an area of the support region, is less than or equal to 20%; and placing the carbon nanotube film structure on the support region of the carbon nanotube film supporting structure.Type: ApplicationFiled: May 12, 2015Publication date: September 3, 2015Inventors: YU-QUAN WANG, CHEN FENG, LI QIAN, LIANG LIU
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Publication number: 20150246503Abstract: A carbon nanotube film supporting structure is provided. The carbon nanotube film supporting structure is used for supporting a carbon nanotube film structure. The carbon nanotube film supporting structure includes a substrate and a number of protruding structures. The substrate has a surface defining a support region. The protruding structures are distributed on the support region. The carbon nanotube film structure can be peeled off completely after being in contact with the carbon nanotube film supporting structure.Type: ApplicationFiled: May 12, 2015Publication date: September 3, 2015Inventors: YU-QUAN WANG, CHEN FENG, LI QIAN, LIANG LIU
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Patent number: 9084884Abstract: The present disclosure relates to a method for making a pacemaker electrode lead. In the method, the conductive wire structure and the carbon nanotube structure are provided. A conductive material is combined with the carbon nanotube structure to form a carbon nanotube composite structure. The carbon nanotube composite structure is covered on surface of the conductive wire structure to form a conductive wire composite structure.Type: GrantFiled: June 20, 2012Date of Patent: July 21, 2015Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Li Fan, Wen-Mei Zhao, Liang Liu, Yu-Quan Wang, Li Qian, Chen Feng
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Patent number: 9057892Abstract: A thermochromatic element includes a sealed enclosure, an insulation layer and a first heating element. The insulation layer is received in the sealed enclosure, that divides the sealed enclosure into a first chamber and a second chamber. The first heating element is configured to heat the first chamber. The first heating element includes a carbon nanotube film including a number of carbon nanotube linear units and a number of carbon nanotube groups. Each carbon nanotube linear unit includes a number of first carbon nanotubes substantially oriented along a first direction, and are spaced from each other and substantially extending along the first direction. The carbon nanotube groups are combined with the carbon nanotube linear units by van der Waals force. The carbon nanotube groups between adjacent carbon nanotube linear units are spaced from each other in the first direction.Type: GrantFiled: April 30, 2013Date of Patent: June 16, 2015Assignee: Beijing FUNATE Innovation Technology Co., LTD.Inventors: Chen Feng, Li Qian, Yu-Quan Wang
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Patent number: 9052563Abstract: A display device includes an e-paper, a touch panel, and an external data interface. The e-paper has a display surface. The touch panel is located on the display surface of the e-paper. The touch panel is configured to control the e-paper. The data interface is configured to electrically connect the e-paper and the touch panel to an electric device. The e-paper and the touch panel include a plurality of processing units and control units integrated in the electric device. The present disclosure also relates to a display system using the display device.Type: GrantFiled: December 27, 2011Date of Patent: June 9, 2015Assignees: Tsinghua University, HON HAI PRECISION INDUSTRY CO., LTD.Inventors: Shou-Shan Fan, Liang Liu, Yu-Quan Wang, Li Qian
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Patent number: 9041137Abstract: A light emitting diode includes a first semiconductor layer, an active layer, a second semiconductor layer, a first electrode, a second electrode. The second electrode includes a treated patterned carbon nanotube film. The treated patterned carbon nanotube film includes at least two carbon nanotube linear units spaced from each other; and carbon nanotube groups spaced from each other. The carbon nanotube groups are located between the at least two carbon nanotube linear units, and combined with the at least two carbon nanotube linear units.Type: GrantFiled: April 19, 2013Date of Patent: May 26, 2015Assignee: Beijing FUNATE Innovation Technology Co., LTD.Inventors: Chen Feng, Li Qian, Yu-Quan Wang
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Patent number: 9041138Abstract: An organic light emitting diode includes a substrate, a first electrode, an organic functional layer; and a second electrode. One of the first electrode and the second electrode includes a treated patterned carbon nanotube film. The treated patterned carbon nanotube film includes at least two carbon nanotube linear units spaced from each other; and carbon nanotube groups spaced from each other. The carbon nanotube groups are located between the at least two carbon nanotube linear units, and combined with the at least two carbon nanotube linear units.Type: GrantFiled: April 19, 2013Date of Patent: May 26, 2015Assignee: Beijing FUNATE Innovation Technology Co., LTD.Inventors: Chen Feng, Yu-Quan Wang, Li Qian
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Patent number: 9022464Abstract: A heatable seat includes a back and a bottom. At least one of the back and the bottom includes a heating pad. The heating pad includes a heating element, a number of first electrodes and a number of second electrodes. The heating element includes a flexible substrate and a carbon nanotube layer fixed on the flexible substrate. The heating element has a first end and a second end opposite to the first end. The first end is cut into a number of first strip structures. The second end is cut into a number of second strip structures. Each of the first electrodes clamps one of the first strip structures and is electrically connected with the first strip structure. Each of the second electrodes clamps one of the second strip structures and is electrically connected with the second strip structure.Type: GrantFiled: July 12, 2013Date of Patent: May 5, 2015Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Chen Feng, Xue-Wei Guo, Li Qian, Yu-Quan Wang
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Patent number: 9020609Abstract: An electrode lead of a pacemaker includes at least one lead wire including at least one composite conductive core. The at least one composite conductive core includes at least one conductive core and at least one carbon nanotube yarn spirally wound on an outer surface of the at least one conductive core. The at least one carbon nanotube yarn includes a number of carbon nanotubes joined end to end by van der Waals attractive forces. The pacemaker includes a pulse generator and the electrode lead electrically connected to the pulse generator.Type: GrantFiled: June 20, 2012Date of Patent: April 28, 2015Assignees: Tsinghua University, Hon Hai Precision Industry Co., Ltd.Inventors: Li Fan, Chen Feng, Wen-Mei Zhao, Liang Liu, Yu-Quan Wang, Li Qian
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Publication number: 20150109367Abstract: A print head priming system comprises a vent closure section to close a vent, where the vent is to compensate backpressure in a print head. An inlet to receive pressurized gas from a source of pressurised gas is to provide the pressurized gas to the print head. A pressure relief valve is to open in response to pressure in the print head reaching or exceeding a predetermined value by the provision of gas to the print head by the source of pressurised gas.Type: ApplicationFiled: October 18, 2013Publication date: April 23, 2015Applicant: Hewlett-Packard Development Company, L.P.Inventors: Francesc Ros Cerro, Macia Sole Pons, David Ramirez Muela, Li Qian
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Patent number: 9001076Abstract: A capacitance-type touch panel includes an insulating layer, a first transparent conductive layer, a number of first electrodes, a second transparent conductive layer, and at least one second electrode. The first transparent conductive layer includes a carbon nanotube film. The carbon nanotube film includes a number of carbon nanotube wires substantially parallel with each other and a number of carbon nanotube clusters located between the number of carbon nanotube wires. The carbon nanotube wires extend along an X direction and are spaced from each other along a Y direction. The carbon nanotube clusters between each adjacent two of the carbon nanotube wires are spaced from each other along the X direction. The X direction is intercrossed with the Y direction.Type: GrantFiled: April 16, 2013Date of Patent: April 7, 2015Assignee: Beijing FUNATE Innovation Technology Co., Ltd.Inventors: Chen Feng, Li Qian, Yu-Quan Wang
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Patent number: 8981235Abstract: An electronic element includes a carbon nanotube film, at least one first electrode and at least one second electrode spaced from the at least one first electrode. The carbon nanotube film includes a number of carbon nanotube linear units spaced from each other, and a number of carbon nanotube groups. The carbon nanotube linear units extend along a first direction to form a number of first conductive paths. The carbon nanotube groups are combined with the carbon nanotube linear units by van der Waals force in a second direction intercrossed with the first direction, to form a number of second conductive paths. The carbon nanotube groups between adjacent carbon nanotube linear units are spaced from each other in the first direction. The at least one first and second electrodes are electrically connected with the carbon nanotube film through the first conductive paths or the second conductive paths.Type: GrantFiled: March 6, 2013Date of Patent: March 17, 2015Assignee: Beijing FUNATE Innovation Technology Co., Ltd.Inventors: Chen Feng, Li Qian, Yu-Quan Wang
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Patent number: 8979402Abstract: A friction member for a brake mechanism in a camera shutter is provided. The friction member includes at least two carbon nanotube composite layers stacked on each other, each carbon nanotube composite layer includes a polymer and a carbon nanotube structure including a number of carbon nanotubes substantially oriented along a same direction. An angle defined by the carbon nanotubes oriented along the same direction in adjacent carbon nanotube composite layers ranges from greater than 0 degrees, and less than or equal to 90 degrees. The camera shutter using the friction member is also provided. The camera shutter includes a brake mechanism and a drive mechanism including a blade driving lever having a moving path. The brake mechanism includes two abovementioned friction members and a brake lever clamped between the two friction members. The brake lever is located at a termination of the moving path to brake the blade driving lever.Type: GrantFiled: August 30, 2011Date of Patent: March 17, 2015Assignee: Beijing FUNATE Innovation Technology Co., Ltd.Inventors: Li Qian, Yu-Quan Wang, Chen Feng, Liang Liu
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Patent number: 8982082Abstract: A touch panel includes a substrate, a transparent conductive layer located on the substrate, and a number of electrodes electrically connected to the transparent conductive layer. The transparent conductive layer includes a carbon nanotube film. The carbon nanotube film includes a number of carbon nanotube wires substantially parallel with each other and a number of carbon nanotube clusters located between the number of carbon nanotube wires. The carbon nanotube wires extend along an X direction and are spaced from each other along a Y direction. The carbon nanotube clusters between each adjacent two of the carbon nanotube wires are spaced from each other along the X direction. The X direction is intercrossed with the Y direction.Type: GrantFiled: April 16, 2013Date of Patent: March 17, 2015Assignee: Beijing FUNATE Innovation Technology Co., Ltd.Inventors: Chen Feng, Li Qian, Yu-Quan Wang
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Patent number: 8980035Abstract: A method for making a carbon nanotube film structure is related. A rotator having an axis and a rotating surface is provided. A carbon nanotube film drawn from a carbon nanotube array is adhered on the rotating surface of the rotator. The rotator is rotated about the axis to wrap the carbon nanotube film on the rotating surface of the rotator to form a carbon nanotube layer. The carbon nanotube layer is cut along a direction to form the carbon nanotube film structure.Type: GrantFiled: May 4, 2012Date of Patent: March 17, 2015Assignee: Beijing FUNATE Innovation Technology Co., Ltd.Inventors: Liang Liu, Li Qian, Yu-Quan Wang, Chen Feng