Patents by Inventor Lianjun An
Lianjun An 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: 10546779Abstract: A through substrate via (TSV) and method of forming the same are provided. The method of making the TSV may include etching a via opening into the backside of semiconductor substrate, the via opening exposing a surface of a metal landing structure. A conductive layer is deposited over the backside of semiconductor substrate, sidewalls of the via opening, and exposed surface of the metal landing structure. The conductive layer is coated with a polymer material, filling the via opening. The polymer material is developed to remove the polymer material from the backside of semiconductor substrate, leaving the via opening filled with undeveloped polymer material. A planar backside surface of semiconductor substrate is formed by removing the conductive layer.Type: GrantFiled: November 1, 2018Date of Patent: January 28, 2020Assignee: NXP USA, INC.Inventors: Qing Zhang, Lianjun Liu
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Patent number: 10545196Abstract: A magnetic field sensor for sensing an external magnetic field along a sensing direction comprises a sensor bridge. The sensor bridge has a first sensor leg that includes a first magnetoresistive sense element and a second sensor leg that includes a second magnetoresistive sense element. The first and second sense elements have respective a first and second pinned layers having corresponding first and second reference magnetizations. The second reference magnetization is oriented in an opposing direction relative to the first reference magnetization. The first and second sense elements have respective first and second sense layers, each having an indeterminate magnetization state. A permanent magnet layer is proximate the magnetoresistive sense elements. In the absence of an external magnetic field, the permanent magnet layer magnetically biases the indeterminate magnetization state of each sense layer in an in-plane orientation to produce a sense magnetization of the first and second sense layers.Type: GrantFiled: March 24, 2016Date of Patent: January 28, 2020Assignee: NXP USA, Inc.Inventors: Paige M. Holm, Lianjun Lu
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Patent number: 10485736Abstract: A method for preparing a multilayer-color composite material for use in dental department comprises: preparing multiple types of monochromatic composite material precursor powder different in color, carrying out dry-pressing and preforming on the precursor powder, so as to obtain a preformed green body; and then carrying out pressurization and heating processing on the preformed green body, so as to obtain a multilayer-color composite material that gradually changes in color from neck portions to incisal ends of teeth, so that the multilayer-color composite material has a higher similarity to the material of natural teeth.Type: GrantFiled: December 31, 2015Date of Patent: November 26, 2019Assignee: Shenzhen Upcera Dental Technology Co., LtdInventors: Hongjuan Wang, Yuexiu Qiu, Lianjun Sheng, Feng Shi
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Publication number: 20190292042Abstract: In some embodiments a method of manufacturing a sensor system can comprise forming a first structure having a substrate layer and a first sensor that is positioned on a first side of the substrate layer, bonding a cap structure over the first sensor on the first side of the substrate layer, and depositing a first dielectric layer over the cap structure. After bonding the cap structure and depositing the first dielectric layer, a second sensor is fabricated on the first dielectric layer. The second sensor includes material that would be adversely affected at a temperature that is used to bond the cap structure to the first side of the substrate layer.Type: ApplicationFiled: June 13, 2019Publication date: September 26, 2019Inventors: LIANJUN LIU, David J. Monk
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Patent number: 10395647Abstract: A system and method for improving accuracy of natural language processing using a plurality of speech recognition engines, a data fusion model to identify a correct result from the plurality of speech recognition engines and a semantic understanding model, separate and distinct from the speech recognition model, to process the correct results. A corpus is developed using the correct results and the corpus is used to train the data fusion model and the semantic understanding model.Type: GrantFiled: October 26, 2017Date of Patent: August 27, 2019Assignee: Harman International Industries, IncorporatedInventors: Lianjun Qi, Jianjun Ma
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Patent number: 10364140Abstract: In some embodiments a method of manufacturing a sensor system can comprise forming a first structure having a substrate layer and a first sensor that is positioned on a first side of the substrate layer, bonding a cap structure over the first sensor on the first side of the substrate layer, and depositing a first dielectric layer over the cap structure. After bonding the cap structure and depositing the first dielectric layer, a second sensor is fabricated on the first dielectric layer. The second sensor includes material that would be adversely affected at a temperature that is used to bond the cap structure to the first side of the substrate layer.Type: GrantFiled: September 22, 2015Date of Patent: July 30, 2019Assignee: NXP USA, Inc.Inventors: Lianjun Liu, David J. Monk
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Publication number: 20190208667Abstract: A cabinet liquid cooling system is configured to dissipate heat of a cabinet. A flow allocation unit is installed on a single side of the cabinet, is located in space between a side wall of the cabinet and a mounting bar of the cabinet, and is provided with a liquid inlet and a liquid outlet. A liquid cooling system (LCS) control unit is installed at the bottom of the cabinet and cyclically supplies liquid to the flow allocation unit using the liquid inlet and the liquid outlet. A liquid supply branch includes a liquid delivery pipe and a liquid return pipe. A node pipe includes a liquid inlet pipe and a liquid outlet pipe. Both the liquid inlet pipe and the liquid outlet pipe are connected to the corresponding liquid delivery pipe and liquid return pipe using the quick male connector and the quick female connector.Type: ApplicationFiled: January 7, 2019Publication date: July 4, 2019Inventors: Lianjun Liu, Yao Li
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Patent number: 10302514Abstract: A pressure sensor includes a diaphragm suspended across a cavity in a substrate. A first group of piezoresistors is provided in the diaphragm proximate a first outer edge of the diaphragm, the piezoresistors of the first group being coupled to one another to form a first Wheatstone bridge. A second group of piezoresistors is provided in the diaphragm proximate a second outer edge of the diaphragm, the piezoresistors of the second group being coupled to one another to form a second Wheatstone bridge. The first and second Wheatstone bridges exhibit mirror symmetry relative to one another. Output signals from each of the first and second Wheatstone bridges are processed at respective first and second differential amplifiers. The output signals from each of the first and second differential amplifiers are processed at a third differential amplifier to produce a pressure output signal with enhanced sensitivity and reduced impact from process variation.Type: GrantFiled: December 18, 2016Date of Patent: May 28, 2019Assignee: NXP USA, Inc.Inventor: Lianjun Liu
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Publication number: 20190130895Abstract: A system and method for improving accuracy of natural language processing using a plurality of speech recognition engines, a data fusion model to identify a correct result from the plurality of speech recognition engines and a semantic understanding model, separate and distinct from the speech recognition model, to process the correct results. A corpus is developed using the correct results and the corpus is used to train the data fusion model and the semantic understanding model.Type: ApplicationFiled: October 26, 2017Publication date: May 2, 2019Applicant: Harman International Industries, IncorporatedInventors: Lianjun Qi, Jianjun Ma
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Patent number: 10253629Abstract: Described are a test apparatus and a test method for the wetted perimeter of coal seam water injection. In the test apparatus, a columnar insulator is provided between an upper electrode and a lower electrode, circular insulating tapes are located at the outer edges of the upper electrode and the lower electrode, a circular reverse osmosis membrane is provided at the middle of the circular insulating tape, the upper electrode, lower electrode, circular insulating tapes and circular reverse osmosis membrane form an enclosed chamber which is filled with solid sodium chloride, and cotton yarns are packed among the upper resin backing plate, lower resin backing plate, circular insulating tapes and the inner walls of water permeable perforated pipes. The upper electrode is provided with an electrode lead which passes through the columnar insulator, the lower electrode and the lower resin backing plate and goes out from the tail connecting end.Type: GrantFiled: November 23, 2016Date of Patent: April 9, 2019Assignee: SHANDONG UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Weimin Cheng, Zhen Liu, Gang Wang, Gang Zhou, Lianjun Chen, Wen Nie, Lin Xin, Yanbin Yu, Guanhua Ni, He Yang
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Publication number: 20190092104Abstract: A system in a device includes an electronic module configured to perform a function associated with the device, a power generation apparatus for generating electrical energy in response to motion of the device, and a switch element interposed between the electronic module and the power generation device. The switch element switches from a first state to a second state when the power generation apparatus generates the electrical energy. The electronic module is in a powered-off mode in which a power storage device is disconnected from the electronic module whenever the switch element is in the first state. The electronic module is switched to a powered-on mode in which the power storage device is in electrically connected to the electronic module whenever the switch element is in the second state.Type: ApplicationFiled: September 27, 2017Publication date: March 28, 2019Inventors: Firoz Ahmed, Yau Kin Hon, Lianjun Liu, Raghavendra N. Sridhar
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Publication number: 20190074220Abstract: A through substrate via (TSV) and method of forming the same are provided. The method of making the TSV may include etching a via opening into the backside of semiconductor substrate, the via opening exposing a surface of a metal landing structure. A conductive layer is deposited over the backside of semiconductor substrate, sidewalls of the via opening, and exposed surface of the metal landing structure. The conductive layer is coated with a polymer material, filling the via opening. The polymer material is developed to remove the polymer material from the backside of semiconductor substrate, leaving the via opening filled with undeveloped polymer material. A planar backside surface of semiconductor substrate is formed by removing the conductive layer.Type: ApplicationFiled: November 1, 2018Publication date: March 7, 2019Inventors: QING ZHANG, Lianjun Liu
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Patent number: 10215653Abstract: A sensor includes groups of sense elements coupled to one another to form multiple Wheatstone bridges, each being configured to produce an output voltage across first and second output nodes. A signal interface circuit for the sensor includes switched capacitor structures, one each of the switched capacitor structures being associated with one each of the Wheatstone bridges. Each switched capacitor structure includes a capacitor having first and second terminals, a first switch for selectively interconnecting the first node of an associated Wheatstone bridge with the first terminal of the capacitor, and a second switch for selectively interconnecting the second node of the associated Wheatstone bridge with the second terminal of the capacitor. A switch state element toggles the first and second switches between a charge state and a readout state to provide a readout voltage that is equivalent to a summation of the voltage outputs of the Wheatstone bridges.Type: GrantFiled: April 6, 2017Date of Patent: February 26, 2019Assignee: NXP USA, Inc.Inventors: Paige M. Holm, Lianjun Liu
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Publication number: 20190052512Abstract: Provided is a communication system for preventing the wasteful consumption of a wireless band and a reduction in the immediacy of a response. A first wireless communication device in the communication system having the first wireless communication device and a second wireless communication device, wherein the first wireless communication device has a first restorer for restoring a packet and a first compressor for compressing a packet, and the second wireless communication device has a second restorer for restoring a packet and a second compressor for compressing a packet. A session group corresponding to a plurality of sessions is set between the first compressor and the second restorer, and the first compressor transmits to the second restorer a message that pertains to the restoration condition of the packet and that corresponds to the session group.Type: ApplicationFiled: February 13, 2017Publication date: February 14, 2019Applicant: NEC CORPORATIONInventor: Lianjun DENG
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Patent number: 10178801Abstract: A cabinet liquid cooling system is configured to dissipate heat of a cabinet. A flow allocation unit is installed on a single side of the cabinet, is located in space between a side wall of the cabinet and a mounting bar of the cabinet, and is provided with a liquid inlet and a liquid outlet. A liquid cooling system (LCS) control unit is installed at the bottom of the cabinet and cyclically supplies liquid to the flow allocation unit using the liquid inlet and the liquid outlet. A liquid supply branch includes a liquid delivery pipe and a liquid return pipe. A node pipe includes a liquid inlet pipe and a liquid outlet pipe. Both the liquid inlet pipe and the liquid outlet pipe are connected to the corresponding liquid delivery pipe and liquid return pipe using the quick male connector and the quick female connector.Type: GrantFiled: December 28, 2015Date of Patent: January 8, 2019Assignee: HUAWEI TECHNOLOGIES CO., LTD.Inventors: Lianjun Liu, Yao Li
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Patent number: 10157792Abstract: A through substrate via (TSV) and method of forming the same are provided. The method of making the TSV may include etching a via opening into the backside of semiconductor substrate, the via opening exposing a surface of a metal landing structure. A conductive layer is deposited over the backside of semiconductor substrate, sidewalls of the via opening, and exposed surface of the metal landing structure. The conductive layer is coated with a polymer material, filling the via opening. The polymer material is developed to remove the polymer material from the backside of semiconductor substrate, leaving the via opening filled with undeveloped polymer material. A planar backside surface of semiconductor substrate is formed by removing the conductive layer.Type: GrantFiled: October 27, 2016Date of Patent: December 18, 2018Assignee: NXP USA, INC.Inventors: Qing Zhang, Lianjun Liu
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Patent number: 10143972Abstract: The present invention provides an ultrafiltration membrane comprising a sulfone polymer membrane matrix with pores and an organic polymer sealing layer, wherein the pores are filled with nanoadsorbents. The present invention further provides a method for preparing the ultrafiltration membrane, which includes the following steps: (1) synthesizing nanoadsorbents; (2) preparing the sulfone polymer membrane matrix by immersion-precipitation phase inversion; and (3) immobilizing nanoadsorbents in the pores of the sulfone polymer membrane matrix by reverse filling, then sealing the pores with organic polymers to form a multifunctional ultrafiltration membrane. In the present invention, colloidal gold, polyethylene glycol molecules and Pb(II) ions (and so forth) are utilized as models of viruses, macromolecular organic pollutants, and small molecular pollutants, respectively.Type: GrantFiled: January 25, 2016Date of Patent: December 4, 2018Assignee: NANJING UNIVERSITY OF SCIENCE AND TECHNOLOGYInventors: Jiansheng Li, Shunlong Pan, Xiaofeng Fang, Lianjun Wang, Xiuyun Sun, Jinyou Shen, Weiqing Han, Xiaodong Liu
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Patent number: 10145907Abstract: A magnetic field sensor for sensing an external magnetic field along a sensing direction oriented perpendicular to a plane of the magnetic field sensor comprises a sensor bridge. The sensor bridge has a first sensor leg that includes a first magnetoresistive sense element and a second sensor leg that includes a second magnetoresistive sense element. The first and second sense elements include respective first and second pinned layers having corresponding first and second reference magnetizations within the plane and oriented in the same direction. The first and second sense elements further include respective first and second sense layers, each having an indeterminate magnetization state. A permanent magnet layer is proximate the magnetoresistive sense elements. In the absence of an external magnetic field, the permanent magnet layer magnetically biases the indeterminate magnetization state of each sense layer to produce a sense magnetization of the first and second sense layers.Type: GrantFiled: April 7, 2016Date of Patent: December 4, 2018Assignee: NXP USA, Inc.Inventors: Paige M. Holm, Lianjun Liu
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Publication number: 20180292280Abstract: A sensor includes groups of sense elements coupled to one another to form multiple Wheatstone bridges, each being configured to produce an output voltage across first and second output nodes. A signal interface circuit for the sensor includes switched capacitor structures, one each of the switched capacitor structures being associated with one each of the Wheatstone bridges. Each switched capacitor structure includes a capacitor having first and second terminals, a first switch for selectively interconnecting the first node of an associated Wheatstone bridge with the first terminal of the capacitor, and a second switch for selectively interconnecting the second node of the associated Wheatstone bridge with the second terminal of the capacitor. A switch state element toggles the first and second switches between a charge state and a readout state to provide a readout voltage that is equivalent to a summation of the voltage outputs of the Wheatstone bridges.Type: ApplicationFiled: April 6, 2017Publication date: October 11, 2018Inventors: Paige M. Holm, Lianjun Liu
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Publication number: 20180210006Abstract: A method for forming an MEMS inertial sensor is provided, comprising: providing a first substrate having a first surface and a second surface, wherein providing the first substrate comprises providing a first base substrate and forming at least one conductive layer; providing a second substrate having a third surface and a fourth surface; bonding the first surface of the first substrate and the third surface of the second substrate together to form a first bonding interface; thinning the first base substrate from the second surface of the first substrate to remove part of the first base substrate; and forming a movable element of the MEMS inertial sensor, wherein the at least one conductive layer comprises a shielding layer, and the shielding layer is located between the first base substrate and the first bonding interface.Type: ApplicationFiled: March 19, 2018Publication date: July 26, 2018Inventor: Lianjun LIU