Patents by Inventor Xiaochen ZHANG
Xiaochen ZHANG 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: 11530961Abstract: System for automatically classifying vehicle vocation and benchmarking vehicle performance relative to other vehicles having the same vocation classification, independent of vehicle fleet groupings, industry vehicle application groupings and vehicle type groupings, is disclosed. The system includes a vehicle vocation classifier in communication with a data management system to store historical vehicle data including recurring vehicle usage data, and assign one or more predicted vocations for each vehicle based on the recurring vehicle usage data using a machine learning technique. The system also includes a benchmarking management system for grouping the historical vehicle data for vehicles of same determined predicted vocation, determining therefrom benchmarking vehicles having better performance characteristics than other vehicles of the same determined predicted vocation, and benchmarking performance of the other predicted vocation vehicles relative to the benchmarking vehicles.Type: GrantFiled: May 20, 2020Date of Patent: December 20, 2022Assignee: GEOTAB, INC.Inventors: Javed Siddique, Robert Bradley, Xiaochen Zhang
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Patent number: 11443617Abstract: Disclosed are systems and methods relating to determining geographic locations of vehicle ways which are employed by vehicles for movement and/or parking. A classifier may be defined for identifying portions of the vehicle ways via machine learning techniques and processing of historical telematic data.Type: GrantFiled: May 8, 2020Date of Patent: September 13, 2022Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Patent number: 11423773Abstract: Disclosed are systems and methods relating to determining geographic locations of vehicle ways which are employed by vehicles for movement and/or parking. A classifier may be defined for identifying portions of the vehicle ways via machine learning techniques and processing of historical telematic data.Type: GrantFiled: June 21, 2019Date of Patent: August 23, 2022Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Patent number: 11410547Abstract: Disclosed are systems and methods relating to determining geographic locations of vehicle ways which are employed by vehicles for movement and/or parking. A classifier may be defined for identifying portions of the vehicle ways via machine learning techniques and processing of historical telematic data.Type: GrantFiled: June 21, 2019Date of Patent: August 9, 2022Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Publication number: 20220181920Abstract: An end winding flux motor is provided, which is axially connected at an end of a traditional motor, the traditional motor comprises a stator and a rotor, and the rotor is inserted into the stator; a stator winding is mounted on the stator and includes an end winding protruding from an end of the stator, and the end winding flux motor includes an end extension piece, a rotor yoke and a magnetic steel; one end of the end extension piece is connected with the stator. The winding of the motor is utilized in this way in the present disclosure to increase a power density of the motor, improve a heat dissipation capability of the end winding, and increase a “torque-current ratio” of the motor.Type: ApplicationFiled: May 31, 2021Publication date: June 9, 2022Inventors: He ZHANG, Bowen SHI, Christopher Gerada, Jing LI, Xiaochen ZHANG
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Patent number: 11341846Abstract: Disclosed are systems and methods relating to defining a road network used by vehicles for movement and/or parking. A classifier may be employed for identifying portions of the road network via machine learning techniques and processing of historical telematic data.Type: GrantFiled: May 19, 2020Date of Patent: May 24, 2022Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Patent number: 11335189Abstract: Disclosed are systems and methods relating to defining a road network used by vehicles for movement and/or parking. A classifier may be employed for identifying portions of the road network via machine learning techniques and processing of historical telematic data.Type: GrantFiled: May 19, 2020Date of Patent: May 17, 2022Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Patent number: 11335191Abstract: Disclosed are systems and methods relating to defining a road network used by vehicles for movement and/or parking. A classifier may be employed for identifying portions of the road network via machine learning techniques and processing of historical telematic data.Type: GrantFiled: May 19, 2020Date of Patent: May 17, 2022Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Patent number: 11290001Abstract: The uninterruptible power supply device includes a switch (2) that includes first to Nth IGBT units (U1 to UN) connected in series, and a controller that turns on the switch by turning on the first to Nth IGBT units, and turns off the switch by firstly turning off the first to nth IGBT units and then turning off the (n+1)th to Nth IGBT units. Compared with the case where the first to Nth IGBT units are turned off at the same time, it is possible to reduce a surge voltage generated between the terminals of the switch (2).Type: GrantFiled: March 5, 2019Date of Patent: March 29, 2022Assignee: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Xiaochen Zhang, Toshihide Nakano
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Patent number: 11245337Abstract: A switch circuit includes n switching elements (n?2) connected in series between an input node and an output node. A control device is configured to convert DC power in a power storage device into AC power synchronized with AC power supplied from an AC power supply during a normal state and supply the AC power to the output node, by controlling a power converter, when an abnormality of at least one of the AC power supply and the switch circuit is sensed in a state where the control device outputs conduction commands for the n switching elements. The control device is further configured to produce cutoff commands for cutting off the n switching elements during execution of power conversion in the power converter, and sense a cutoff abnormality of the switch circuit based on terminal-to-terminal voltages of the n switching elements during production of the cutoff commands.Type: GrantFiled: November 21, 2018Date of Patent: February 8, 2022Assignee: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Xiaochen Zhang, Toshihide Nakano
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Publication number: 20210264584Abstract: A gas monitoring image recording device, a gas monitoring image recording method, and a gas monitoring image recording program according to the present invention involve: acquiring gas monitoring image data including a plurality of time-series images for use in monitoring a gas leak; extracting a leakage candidate area as a candidate for a gas leak based on the gas monitoring image data acquired; extracting predetermined features related to the gas leak in response to extracting the leakage candidate area; and causing a storage unit to store the features extracted in association with the gas monitoring image data from which the leakage candidate area has been extracted.Type: ApplicationFiled: March 15, 2019Publication date: August 26, 2021Inventors: Xiaochen ZHANG, Shoji KOTANI
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Publication number: 20210242770Abstract: The uninterruptible power supply device includes a switch (2) that includes first to Nth IGBT units (U1 to UN) connected in series, and a controller that turns on the switch by turning on the first to Nth IGBT units, and turns off the switch by firstly turning off the first to nth IGBT units and then turning off the (n+1)th to Nth IGBT units. Compared with the case where the first to Nth IGBT units are turned off at the same time, it is possible to reduce a surge voltage generated between the terminals of the switch (2).Type: ApplicationFiled: March 5, 2019Publication date: August 5, 2021Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEMS CORPORATIONInventors: Xiaochen ZHANG, Toshihide NAKANO
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Publication number: 20210142596Abstract: Apparatus, device, methods and system relating to a vehicular telemetry environment for classifying vehicle vocation and benchmarking vehicle performance relative to other vehicles of the same vocation are disclosed.Type: ApplicationFiled: May 20, 2020Publication date: May 13, 2021Inventors: Javed Siddique, Robert Bradley, Xiaochen Zhang
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Publication number: 20210140775Abstract: Apparatus, device, methods and system relating to a vehicular telemetry environment for classifying vehicle vocation and benchmarking vehicle performance relative to other vehicles of the same vocation are disclosed.Type: ApplicationFiled: May 20, 2020Publication date: May 13, 2021Inventors: Javed Siddique, Robert Bradley, Xiaochen Zhang
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Publication number: 20210142595Abstract: Apparatus, device, methods and system relating to a vehicular telemetry environment for classifying vehicle vocation and benchmarking vehicle performance relative to other vehicles of the same vocation are disclosed.Type: ApplicationFiled: May 20, 2020Publication date: May 13, 2021Inventors: Javed Siddique, Robert Bradley, Xiaochen Zhang
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Publication number: 20210057997Abstract: A switch circuit includes n switching elements (n?2) connected in series between an input node and an output node. A control device is configured to convert DC power in a power storage device into AC power synchronized with AC power supplied from an AC power supply during a normal state and supply the AC power to the output node, by controlling a power converter, when an abnormality of at least one of the AC power supply and the switch circuit is sensed in a state where the control device outputs conduction commands for the n switching elements. The control device is further configured to produce cutoff commands for cutting off the n switching elements during execution of power conversion in the power converter, and sense a cutoff abnormality of the switch circuit based on terminal-to-terminal voltages of the n switching elements during production of the cutoff commands.Type: ApplicationFiled: November 21, 2018Publication date: February 25, 2021Applicant: TOSHIBA MITSUBISHI-ELECTRIC INDUSTRIAL SYSTEM CORPORATIONInventors: Xiaochen ZHANG, Toshihide NAKANO
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Patent number: 10928277Abstract: Automatic classifying vehicles by vocation and benchmarking vehicle performance relative to other vehicles of the same vocation are disclosed. Vehicles having a same vocation relative to each other and independent of vehicle fleet, industry vehicle application and vehicle type are benchmarked. Historical vehicle data that includes recurring vehicle usage data is stored. Using a learned trained classifier for each vehicle of the plurality of vehicles, a predicted vocation based on vehicle usage data may be obtained. A grouping based on the predicted vocations and the historical vehicle data is made. A determination from the benchmarked vehicles having better performance characteristics than other vehicles of the same predicted vocations is made. Performance of the other vehicles relative to benchmarking vehicles is made.Type: GrantFiled: June 5, 2020Date of Patent: February 23, 2021Assignee: Geotab Inc.Inventors: Javed Siddique, Robert Bradley, Xiaochen Zhang
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Publication number: 20210039343Abstract: The invention discloses a tire building device and a tire building method. The tire building device includes a lateral-longitudinal-orthogonal 1 rail unit, a transferring ring, a carcass application unit, a bead placement unit, a belt application unit, a building unit, a shaping unit, and a tire unloading mechanism; the lateral and longitudinal orthogonal rail unit divides the tire building device into four areas, and also establishes the connection between the units through the transferring ring. The tire building method, including: 1) adhere the bead and tire carcass compound and then sent to the building unit; 2) send the belt compound to the building unit, 3) compound the carcass compound and belt compound into a carcass and sent to the shaping unit; 4) wind the carcass around the tread to form a green tire and sends it to the tire unloading mechanism for disassembly.Type: ApplicationFiled: July 28, 2020Publication date: February 11, 2021Inventors: Xiaochen ZHANG, Bo SUN, Songting YANG, Jian LI, Tao RONG, Peng ZHANG
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Patent number: 10916127Abstract: Disclosed are systems and methods relating to determining geographic locations of vehicle ways which are employed by vehicles for movement and/or parking. A classifier may be defined for identifying portions of the vehicle ways via machine learning techniques and processing of historical telematic data.Type: GrantFiled: August 8, 2019Date of Patent: February 9, 2021Assignee: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen
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Publication number: 20200320868Abstract: Disclosed are systems and methods relating to defining a road network used by vehicles for movement and/or parking. A classifier may be employed for identifying portions of the road network via machine learning techniques and processing of historical telematic data.Type: ApplicationFiled: May 19, 2020Publication date: October 8, 2020Applicant: Geotab Inc.Inventors: Daniel Jacob Lewis, Xiaochen Zhang, Brenda Nguyen