Patents by Inventor Xingwen Chen
Xingwen Chen 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: 20240077549Abstract: The present disclosure discloses an optical measurement device and method for a plasma magnetic field with adjustable sensitivity. The method comprises the following steps: constructing an optical rotation measurement system based on a pulsed laser beam for measuring an optical rotation image and a shadow image; processing the optical rotation image and the shadow image, and obtaining a distribution of proportional coefficients based on alight intensity distribution; obtaining a distribution of rotation angles based on a mapping relationship between the proportional coefficients and the rotation angles; constructing an interference measurement system based on the pulsed laser beam, and measuring a phase shift of an interference image; calculating a distribution of electron areal densities based on the phase shift in the interference image; obtaining a two-dimensional distribution of an average magnetic field based on the rotation angles and the electron areal densities.Type: ApplicationFiled: November 9, 2023Publication date: March 7, 2024Inventors: Jian WU, Zhiyuan JIANG, Ziwei CHEN, Zhenyu WANG, Wei WANG, Xinmiao ZHOU, Huantong SHI, Xingwen LI
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Publication number: 20230089497Abstract: The present invention provides a new class of RNA modules, referred to as degradation tuning RNAs (dtRNAs), which form stabilizing secondary structures. Also provided are methods of using dtRNAs to modulate the stability of RNAs. DNA constructs including a promoter that is operably connected to a sequence encoding the dtRNA are also provided.Type: ApplicationFiled: March 3, 2021Publication date: March 23, 2023Inventors: Qi ZHANG, Xiao WANG, Alexander GREEN, Duo MA, Fuqing WU, Kylie STANDAGE-BEIER, Xingwen CHEN
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Publication number: 20220025385Abstract: Synthetic gene circuits and methods for modeling complex spatial patterns (for example, in somitogenesis) and related plasmids are disclosed herein. Also disclosed herein are methods of generating an expression pattern using the synthetic gene circuit described herein.Type: ApplicationFiled: July 21, 2021Publication date: January 27, 2022Applicant: ARIZONA BOARD OF REGENTS ON BEHALF OF ARIZONA STATE UNIVERSITYInventors: Fuqing Wu, Samat Bayakhmetov, Changhan He, Qi Zhang, Xingwen Chen, Yang Kuang, Xiao Wang
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Patent number: 10231812Abstract: An adjustment assembly of a respiratory mask is provided and includes: a forehead fixing device, adapted to fix the respiratory mask on a user's forehead; an adjustment device, comprising a base body and connectors set on the base body, wherein, at least one connector is chosen by a user to be connected with the forehead fixing device according to the user's forehead.Type: GrantFiled: December 30, 2013Date of Patent: March 19, 2019Assignee: BMC Medical Co., Ltd.Inventors: Yi Liu, Xingwen Chen
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Patent number: 9924020Abstract: Disclosed is a wearable electronic device, including: an adjustment apparatus that adjusts a spatial form of the wearable device; and a control apparatus in communication with the adjustment apparatus, wherein the control apparatus drives, responsive to detection of an adjustment parameter, the adjustment apparatus to perform a spatial form adjustment for the wearable device. Other aspects are described and claimed.Type: GrantFiled: December 8, 2016Date of Patent: March 20, 2018Assignee: Lenovo (Beijing) LimitedInventor: Xingwen Chen
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Patent number: 9841766Abstract: A restraint device of the disclosure restricts a robot to carry out a task in a predetermined area. The restraint device includes a portable housing, a first signal receiver and a first signal transmitter. The first signal receiver receives signals transmitted from the robot. The first signal transmitter is electrically connected to the first signal receiver, and is configured for communicating with the robot. The first signal receiver includes a plurality of signal receiving units positioned toward a front wall of the portable housing, and the plurality of signal receiving units receive the signals from the robot at a predetermined position and within a predetermined angle range. The first signal transmitter responses to signal received states of the plurality of signal receiving units to communicate with the robot. The disclosure also offers a restraint system and a restraint method thereof.Type: GrantFiled: March 25, 2016Date of Patent: December 12, 2017Assignee: Shenzhen Silver Star Intelligent Technology CO., LTD.Inventors: Xianhua Liang, Xinming Huang, Wanshui Wu, Xingwen Chen, Qiang Wu, Kuanzhe Zhang
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Publication number: 20170212524Abstract: A restraint device of the disclosure restricts a robot to carry out a task in a predetermined area. The restraint device includes a portable housing, a first signal receiver and a first signal transmitter. The first signal receiver receives signals transmitted from the robot. The first signal transmitter is electrically connected to the first signal receiver, and is configured for communicating with the robot. The first signal receiver includes a plurality of signal receiving units positioned toward a front wall of the portable housing, and the plurality of signal receiving units receive the signals from the robot at a predetermined position and within a predetermined angle range. The first signal transmitter responses to signal received states of the plurality of signal receiving units to communicate with the robot. The disclosure also offers a restraint system and a restraint method thereof.Type: ApplicationFiled: March 25, 2016Publication date: July 27, 2017Inventors: Xianhua LIANG, Xinming HUANG, Wanshui WU, Xingwen CHEN, Qiang WU, Kuanzhe ZHANG
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Publication number: 20170187861Abstract: Disclosed is a wearable electronic device, including: an adjustment apparatus that adjusts a spatial form of the wearable device; and a control apparatus in communication with the adjustment apparatus, wherein the control apparatus drives, responsive to detection of an adjustment parameter, the adjustment apparatus to perform a spatial form adjustment for the wearable device. Other aspects are described and claimed.Type: ApplicationFiled: December 8, 2016Publication date: June 29, 2017Inventor: Xingwen Chen
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Publication number: 20170168465Abstract: Disclosed is an information processing method, including, but not limited to, detecting a first wearing position of a wearable device worn on the body of a user, wherein the wearable device provides one or more first functions corresponding to the first wearing position as well as one or more second functions corresponding to a different second wearing position of the wearable device on the body of the user; determining the one or more first functions of the wearable device corresponding to the first wearing position based on the first wearing position; and activating at least one of the first functions of the wearable device in response to detecting the wearable device is worn in the first wearing position.Type: ApplicationFiled: December 13, 2016Publication date: June 15, 2017Inventor: Xingwen Chen
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Patent number: 9311151Abstract: A portable device and a task processing method and apparatus for the portable device are provided. The method comprises the steps of: obtaining task requirement information of a user; determining, from a first system and a second system, an execution system for responding to a system task corresponding to the task requirement information based on a predetermined policy; and transmitting the task requirement information to the execution system such that the execution system can execute the system task based on the task requirement information. With the present invention, it is possible to automatically determine, based on the task requirement information, an execution system for executing a system task corresponding to the task requirement information, such that the user operation can be facilitated.Type: GrantFiled: November 24, 2010Date of Patent: April 12, 2016Assignees: Beijing Lenovo Software Ltd., Lenovo (Beijing) LimitedInventors: Zhiqiang He, Ying Liang, Xingwen Chen, Zhongqing Li
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Patent number: 9009356Abstract: A data output method and apparatus according to the present invention, which are applicable in a data processing device comprising an output unit, a computer system and an embedded system, generate a control command for enabling an establishment of a channel for outputting data when it is determined that the computer system stays in a non-operating state, establish a data transmission channel between the embedded system and the output unit based on the control command, determine data to be outputted, and transfer the data to be outputted from the embedded system to the output unit through the data transmission channel. In this way, the method and apparatus according to the present invention can ensure that a user need not wait a long time for the computer's start-up, and can carry out an operation on local data for the computer in time, which improves the user satisfaction.Type: GrantFiled: December 23, 2008Date of Patent: April 14, 2015Assignees: Beijing Lenovo Software Ltd., Lenovo (Beijing) LimitedInventors: Zhiqiang He, Ying Liang, Xingwen Chen, Maolin Huang, Xiaojian Ding, Jiangwei Zhong
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Patent number: 8954593Abstract: Disclosed are a method and a device for remote control of a terminal, in which authentication information is requested from the control terminal after a control request for a controlled terminal is received; and when the identification information from the control terminal is correct, dynamic identification information of the controlled terminal for a control service is obtained and sent to the control terminal. The method and the device according to certain embodiments do not require a dedicated dynamic domain name resolution server. The communication costs of a user may be reduced. Since a successful authentication is a precondition for obtaining dynamic identification information, the communication security is improved.Type: GrantFiled: August 6, 2008Date of Patent: February 10, 2015Assignee: Lenovo (Beijing) LimitedInventor: Xingwen Chen
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Patent number: 8793405Abstract: A portable terminal is provided, which comprises: a master device and a slave device, the master device includes a master detection unit, a master notification unit and a master control unit, and the slave device includes a slave detection unit, a slave notification unit and a slave control unit; the master detection unit and the slave detection unit are used to detect whether the second interface of the slave device is connected to the first interface of the master device, respectively; when the second interface is connected to the first interface, the master notification unit is used to transmit a first notification instruction to the master device, the slave notification unit is used to transmit the first notification instruction to the slave device; and the master control unit and the slave control unit are used to control the first hardware system and the second hardware system to compose a third hardware system, respectively, after the master device and the slave device connect with each other accordingType: GrantFiled: September 29, 2010Date of Patent: July 29, 2014Assignees: Lenovo (Beijing) Co., Ltd., Beijing Lenovo Software Ltd.Inventors: Xingwen Chen, Dayong Gan, Ping Tian, Deming Chen, Wei Liu, Zhifeng Xin, Xiangyang Li
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Patent number: 8745417Abstract: The present invention provides a computer system, a notebook computer and a method for controlling a computer system. The method comprises steps of: determining current state of the main computer subsystem; turning off the power of the embedded subsystem or enabling the embedded subsystem into a low-power state of the embedded subsystem when the main computer subsystem stays in a power-on state of the main computer subsystem; and enabling the embedded subsystem into an operating state of the embedded subsystem when the main computer subsystem stays in a low-power state or a shut-down state of the main computer subsystem. The computer system comprises: a power supply, a main computer subsystem and an embedded subsystem, wherein the main computer subsystem comprises a state determination module and a state control module for the embedded subsystem.Type: GrantFiled: December 23, 2008Date of Patent: June 3, 2014Assignees: Lenovo (Beijing) Limited, Beijing Lenovo Software Ltd.Inventors: Maolin Huang, Xiaojian Ding, Xingwen Chen
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Publication number: 20140109913Abstract: An adjustment assembly of a respiratory mask is provided and includes: a forehead fixing device, adapted to fix the respiratory mask on a user's forehead; an adjustment device, comprising a base body and connectors set on the base body, wherein, at least one connector is chosen by a user to be connected with the forehead fixing device according to the user's forehead.Type: ApplicationFiled: December 30, 2013Publication date: April 24, 2014Inventors: Yi LIU, Xingwen CHEN
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Patent number: 8621568Abstract: A WAN module based remote wakeup system and apparatus comprise a terminal including a security control module connected to an embedded controller, a power supply module and a serial port bus led from an WAN module side by a bus connection module, respectively, and the power supply module is connected to the bus connection module. The power supply module is adapted to supply power to the security control module and the bus connection module. The security control module is adapted to perform security verification on information carried by a signal received on the serial port bus led from the bus connection module, and to generate a wakeup signal and send it to the embedded controller if the security verification is successful. The embedded controller is adapted to start the terminal according to the received wakeup signal.Type: GrantFiled: October 1, 2007Date of Patent: December 31, 2013Assignee: Lenovo (Beijing) LimitedInventors: Zhiqiang He, Xingwen Chen, Jiangwei Zhong, Hai Wang, Xiaolin Zhang, Ying Liang
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Patent number: 8576758Abstract: Disclosed are a remote wake up system based on a WWAN module, a WWAN module and a terminal. The system includes a terminal; a WWAN module adapted to receive and/or send information in a wireless manner; and a security control module adapted to perform a security validation on the call information received by the WWAN module when the terminal is in a sleep state, and the security control module is further adapted to generate a wake-up signal and sending the wake-up signal to the terminal in order to wake up it, in the case of passing the security validation.Type: GrantFiled: September 29, 2007Date of Patent: November 5, 2013Assignee: Lenovo (Beijing) LimitedInventors: Zhiqiang He, Jiangwei Zhong, Xingwen Chen, Linjia Luo, Hai Wang, Yitang Zhuang, Ying Liang, Xiang Li, Xiaolin Zhang
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Patent number: 8407390Abstract: According to the present invention, a method and apparatus for data processing is provided for a data processing device comprising an auxiliary execution system, a main execution system, a switch unit and a networking unit. The method and apparatus according to the present invention are capable of establishing a networking data channel between the auxiliary execution system, the switch unit and the networking unit based on a first control instruction for the switch unit; or of establishing a networking data channel between the main execution system, the switch unit and the networking unit based on a second control instruction for the switch unit. In this way, the realization of always online can be guaranteed, and apparently, the user satisfaction can be effectively improved.Type: GrantFiled: December 23, 2008Date of Patent: March 26, 2013Assignees: Lenovo (Beijing) Limited, Beijing Lenovo Software Ltd.Inventor: Xingwen Chen
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Publication number: 20120287042Abstract: A portable terminal and a display output method for the portable terminal are provided. The portable terminal comprises at least a first system and a second system, a display device including a display area shared by the first and second systems, and an input device for controlling movement of a cursor, wherein output data from the first system is displayed on a first part of the display area controlled by the first system, and output data from the second system is displayed on a second part of the display area controlled by the second system. The display output method comprises: acquiring, by the first system, a trigger switching event corresponding to an input operation on the input device when the cursor is located on the first part; controlling, by the first system, the input device to switch to be connected to the second system based on the trigger switching event; and causing the cursor to be displayed on the second part when the input device is connected to the second system.Type: ApplicationFiled: November 12, 2010Publication date: November 15, 2012Applicants: Beijing Lenovo Software Ltd., Lenovo (Beijing)) LimitedInventor: Xingwen Chen
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Publication number: 20120233622Abstract: A portable device and a task processing method and apparatus for the portable device are provided. The method comprises the steps of: obtaining task requirement information of a user; determining, from a first system and a second system, an execution system for responding to a system task corresponding to the task requirement information based on a predetermined policy; and transmitting the task requirement information to the execution system such that the execution system can execute the system task based on the task requirement information. With the present invention, it is possible to automatically determine, based on the task requirement information, an execution system for executing a system task corresponding to the task requirement information, such that the user operation can be facilitated.Type: ApplicationFiled: November 24, 2010Publication date: September 13, 2012Applicant: Lenovo (Beijing) LimitedInventors: Zhiqiang He, Ying Liang, Xingwen Chen, Zhongqing Li