Patents by Inventor Yongfeng Xia
Yongfeng Xia 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: 12262857Abstract: A sweeping assembly for a cleaning device, includes: a brush holder defining an accommodating cavity therein; a main brushroll accommodated in the accommodating cavity of the brush holder, the main brushroll including a cleaning part located at a middle portion of the main brushroll and a connecting part located at an end of the main brushroll, the connecting part being connected to the brush holder or a driver of the cleaning device; and an anti-winding structure arranged at the brush holder, and including a first end connected to the brush holder, and a second end abutting against the brushroll.Type: GrantFiled: December 20, 2023Date of Patent: April 1, 2025Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing Rockrobo Technology Co., Ltd.Inventors: Liang Qiao, Xing Li, Yongfeng Xia
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Publication number: 20250035941Abstract: Disclosed are smart glasses and a manufacturing method therefor. The smart glasses comprise a first assembly comprising a front crossbeam portion, a camera assembly and an optical mechanical assembly; and a second assembly comprising a rear crossbeam portion, a first temple and a second temple, wherein the first assembly is inserted into the second assembly. The first temple is provided with a first cavity; and the second temple is provided with a second cavity. A hollow passage for communicating the first cavity with the second cavity is enclosed by the front crossbeam portion and the rear crossbeam portion, the camera assembly is at least partially arranged in the first cavity, and the optical-mechanical assembly is at least partially arranged in the second cavity. The disclosed smart glasses have improved performance with enhanced convenience of assembly and ease of operation.Type: ApplicationFiled: September 30, 2022Publication date: January 30, 2025Applicant: BEIJING SUPERHEXA CENTURY TECHONOLOGY CO., LTD.Inventors: Erwei Huo, Lijun Li, Ke Chen, Zunzhao Liu, Tianwei Yao, Liming Zhai, Yongfeng Xia
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Patent number: 12167827Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: GrantFiled: August 24, 2021Date of Patent: December 17, 2024Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Xing Li, Zitao Wang, Zhijun Li, Yongfeng Xia
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Patent number: 12146772Abstract: The present disclosure relates to a laser ranging device. The laser ranging device includes an encoded chassis, a rotary disc, a first barrier ring on the rotary disc and/or a second barrier ring on the encoded chassis. The encoded chassis includes a rotary bin and a plurality of ranging teeth disposed at intervals on the periphery of the rotary bin. The rotary disc is mounted within the encoded chassis and is rotatable within the rotary bin when the rotary disc is driven. The first barrier ring is disposed at the edge of the bottom surface of the rotary disc and the second barrier ring is disposed at the periphery of the ranging teeth, and the first barrier ring is located at the periphery of the ranging teeth after the rotary disc is mounted to the encoded chassis.Type: GrantFiled: December 21, 2020Date of Patent: November 19, 2024Assignees: XIAOMI INC., BEIJING ROCKROBO TECHNOLOGY CO., LTD.Inventors: Yunpeng Wan, Yongfeng Xia
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Publication number: 20240277199Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: ApplicationFiled: April 30, 2024Publication date: August 22, 2024Inventors: Xing LI, Zitao WANG, Zhijun LI, Yongfeng XIA
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Patent number: 11998160Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: GrantFiled: August 24, 2021Date of Patent: June 4, 2024Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Xing Li, Zitao Wang, Zhijun Li, Yongfeng Xia
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Publication number: 20240122433Abstract: A sweeping assembly for a cleaning device, includes: a brush holder defining an accommodating cavity therein; a main brushroll accommodated in the accommodating cavity of the brush holder, the main brushroll including a cleaning part located at a middle portion of the main brushroll and a connecting part located at an end of the main brushroll, the connecting part being connected to the brush holder or a driver of the cleaning device; and an anti-winding structure arranged at the brush holder, and including a first end connected to the brush holder, and a second end abutting against the brushroll.Type: ApplicationFiled: December 20, 2023Publication date: April 18, 2024Applicants: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., Beijing Rockrobo Technology Co., Ltd.Inventors: Liang QIAO, Xing LI, Yongfeng XIA
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Patent number: 11903540Abstract: A cleaning robot includes a detector configured to detect an obstacle; a determining circuit configured to determine whether the cleaning robot is in an obstacle obstruction state; and a controller configured to control the first drive wheel to cross an obstacle and control the second drive wheel to cross the obstacle according to a detection result when the cleaning robot is in the obstacle obstruction state, wherein the detector is further configured to detect whether the first drive wheel crosses the obstacle; and the controller is further configured to control the second drive wheel to cross the obstacle when the detector detects that the first drive wheel crosses the obstacle.Type: GrantFiled: June 28, 2021Date of Patent: February 20, 2024Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Yang He, Yongfeng Xia
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Patent number: 11882970Abstract: The present disclosure relates to a cleaning device and a sweeping assembly thereof. The sweeping assembly includes: a brush holder; a brush body arranged in the brush holder, and including a cleaning part and a connecting part connected to each other, the connecting part being further connected to the driver to rotate the brush body, the cleaning part including a brush member protruding outward therefrom; and an anti-winding structure arranged at the connecting part, and configured to fill up a gap between the brush holder and the connecting part.Type: GrantFiled: July 16, 2020Date of Patent: January 30, 2024Assignees: Beijing Xiaomi Mobile Software Co., Ltd., Beijing Rockrobo Technology Co., Ltd.Inventors: Liang Qiao, Xing Li, Yongfeng Xia
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Publication number: 20240019869Abstract: A method of controlling a cleaning robot includes: acquiring a marked position of a charging station in a map; controlling the cleaning robot to travel to a front position of the marked position and identifying the charging station; when the charging station is not identified, generating a finding path based on the marked position; and controlling the cleaning robot to travel in accordance with the finding path and identifying the charging station in a traveling process.Type: ApplicationFiled: September 25, 2023Publication date: January 18, 2024Applicants: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Hang HE, Haojian XIE, Yongfeng XIA
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Patent number: 11797018Abstract: A method of controlling a cleaning robot includes: acquiring a marked position of a charging station in a map; controlling the cleaning robot to travel to a front position of the marked position and identifying the charging station; when the charging station is not identified, generating a finding path based on the marked position; and controlling the cleaning robot to travel in accordance with the finding path and identifying the charging station in a traveling process.Type: GrantFiled: April 27, 2022Date of Patent: October 24, 2023Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Hang He, Haojian Xie, Yongfeng Xia
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Patent number: 11771291Abstract: A robot includes a controller configured to: detect a virtual wall signal; identify a virtual wall according to a signal threshold and the virtual wall signal; and when the virtual wall is identified, adjust the signal threshold, and control the robot to travel along an outer side of the virtual wall according to an adjusted signal threshold and the virtual wall signal, such that a driving wheel of the robot is located at the outer side of the virtual wall when the robot is traveling along the outer side of the virtual wall; wherein the outer side of the virtual wall is a side of the virtual wall within an active region of the robot.Type: GrantFiled: June 4, 2021Date of Patent: October 3, 2023Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Haojian Xie, Yongfeng Xia
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Publication number: 20220253064Abstract: A method of controlling a cleaning robot includes: acquiring a marked position of a charging station in a map; controlling the cleaning robot to travel to a front position of the marked position and identifying the charging station; when the charging station is not identified, generating a finding path based on the marked position; and controlling the cleaning robot to travel in accordance with the finding path and identifying the charging station in a traveling process.Type: ApplicationFiled: April 27, 2022Publication date: August 11, 2022Applicants: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Hang HE, Haojian XIE, Yongfeng XIA
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Patent number: 11358047Abstract: The disclosure relates to a skateboard and control method thereof. A skateboard deck is fixed on an axle of the skateboard, and a first sensor group and a second sensor group are sequentially arranged on the skateboard deck in a width direction. The method includes acquiring a first pressure value of the first sensor group and a second pressure value of the second sensor group; controlling the skateboard to turn to a first direction when the first pressure value is greater than the second pressure value and a difference value between the first pressure value and the second pressure value is greater than a first threshold, and controlling the skateboard to turn to a second direction when the second pressure value is greater than the first pressure value and a difference value between the second pressure value and the first pressure value is greater than a second threshold.Type: GrantFiled: May 22, 2019Date of Patent: June 14, 2022Assignee: Beijing Xiaomi Mobile Software Co., Ltd.Inventors: Liang Cheng, Yongfeng Xia
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Patent number: 11340626Abstract: A method of controlling a cleaning robot includes: acquiring a marked position of a charging station in a map; controlling the cleaning robot to travel to a front position of the marked position and identifying the charging station; when the charging station is not identified, generating a finding path based on the marked position; and controlling the cleaning robot to travel in accordance with the finding path and identifying the charging station in a traveling process.Type: GrantFiled: February 22, 2019Date of Patent: May 24, 2022Assignees: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROCKROBO TECHNOLOGY CO., LTD.Inventors: Hang He, Haojian Xie, Yongfeng Xia
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Publication number: 20210378473Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: ApplicationFiled: August 24, 2021Publication date: December 9, 2021Inventors: Xing LI, Zitao WANG, Zhijun LI, Yongfeng XIA
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Publication number: 20210378475Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: ApplicationFiled: August 24, 2021Publication date: December 9, 2021Inventors: Xing LI, Zitao WANG, Zhijun LI, Yongfeng XIA
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Publication number: 20210378474Abstract: An autonomous cleaning device is provided. The autonomous cleaning device includes: a device body; and a drive module, a cleaning module and a sensing module, wherein the drive module, the cleaning module and the sensing module are detachably assembled to the device body, respectively.Type: ApplicationFiled: August 24, 2021Publication date: December 9, 2021Inventors: Xing LI, Zitao WANG, Zhijun LI, Yongfeng XIA
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Patent number: 11156852Abstract: The present disclosure relates to a holographic projection device, a holographic projection method, and a holographic projection apparatus. The holographic projection device includes a first stereoscopic imaging device including a plurality of transparent pixel blocks; and a light emitting device including a plurality of light emitting units, wherein the plurality of transparent pixel blocks have a one-to-one correspondence with the plurality of light emitting units, and wherein for a light emitting unit A of the plurality of light emitting units, the light emitting unit A is configured to illuminate a transparent pixel block A, and the transparent pixel block A is a transparent pixel block corresponding to the light emitting unit A in the plurality of transparent pixel blocks.Type: GrantFiled: January 29, 2019Date of Patent: October 26, 2021Assignee: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD.Inventors: Liang Cheng, Yongfeng Xia, Jiaping Wang
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Publication number: 20210321853Abstract: A cleaning robot includes a detector configured to detect an obstacle; a determining circuit configured to determine whether the cleaning robot is in an obstacle obstruction state; and a controller configured to control the first drive wheel to cross an obstacle and control the second drive wheel to cross the obstacle according to a detection result when the cleaning robot is in the obstacle obstruction state, wherein the detector is further configured to detect whether the first drive wheel crosses the obstacle; and the controller is further configured to control the second drive wheel to cross the obstacle when the detector detects that the first drive wheel crosses the obstacle.Type: ApplicationFiled: June 28, 2021Publication date: October 21, 2021Applicants: BEIJING XIAOMI MOBILE SOFTWARE CO., LTD., BEIJING ROBOROCK TECHNOLOGY CO., LTD.Inventors: Yang HE, Yongfeng XIA