Patents by Inventor Yajun Li
Yajun Li 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: 12259490Abstract: The present disclosure provides a multi-antenna single-station stereoscopic-arrangement ultra-short baseline lightning location method and related devices.Type: GrantFiled: July 18, 2024Date of Patent: March 25, 2025Assignees: Northwest Institute of Eco-Environment and Resources, Chinese Academy of Sciences, Hexi UniversityInventors: Xiangpeng Fan, Yijun Zhang, Yajun Li, Yuhui Zhang, Guo Zhao, Tong Zhang
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Publication number: 20250095389Abstract: Disclosed is a modeling method for a picking target of a fruit bunch picking robot, which relates to the technical field of general image data processing or generation. The modeling method includes: obtaining an image of a to-be-picked region of a picking robot, and extracting image features of each branch and fruit cluster in the image of the to-be-picked region through a multi-task perception network; determining a to-be-picked fruit cluster based on the image feature of the fruit cluster; inputting the image features of the branch and the fruit cluster into a subordinate decision model to determine a branch connected to the to-be-picked fruit cluster; and extracting key points of image features of the to-be-picked fruit cluster and the branch connected to the to-be-picked fruit cluster, and modeling the to-be-picked fruit cluster and the branch connected to the to-be-picked fruit cluster.Type: ApplicationFiled: June 28, 2024Publication date: March 20, 2025Applicant: Research Center of Intelligent Equipment, BAAFSInventors: Qingchun FENG, Yajun LI, Chuanlang PENG, Yifan ZHANG
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Publication number: 20250083310Abstract: The present application relates to the technical field of manipulators and provides an autonomous operation decision-making method of a picking manipulator. The autonomous operation decision-making method of a picking manipulator includes: acquiring sample images of fruits and branches and constructing a plurality of virtual scenes, where each virtual scene includes a picking manipulator model, a fruit model, and a branch model; in the virtual scene, determining azimuths of a target picking point and a target picking plane of an end effector model as parameters and inputting the parameters to a reward function; performing reinforcement learning training on the picking manipulator in the plurality of virtual scenes according to the reward function to determine an optimal picking action function; and controlling the picking manipulator to execute a picking task in an actual environment according to the optimal picking action function.Type: ApplicationFiled: May 10, 2024Publication date: March 13, 2025Inventors: QINGCHUN FENG, YAJUN LI, YIFAN ZHANG, CHUANLANG PENG
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Publication number: 20240295780Abstract: The present disclosure provides a dimming window and a method for manufacturing the same. The dimming window includes a cell defined by a first substrate and a second substrate, where at least one side edge of the first substrate exceeds an outside of the second substrate, and a part of the first substrate that exceeds the second substrate serves as a single substrate region; a first transparent conductive layer on one side of the first substrate facing the second substrate; a second transparent conductive layer on one side of the second substrate facing the first substrate; and a liquid crystal layer between the first substrate and the second substrate.Type: ApplicationFiled: April 23, 2021Publication date: September 5, 2024Inventors: Yunhua FANG, Zhu QIAO, Kai WANG, Yajun LI, Jian HU, Hang LI, Hongxiang XU, Chenchen DI, Yueming CHEN, Chunpu WU, Heng ZHANG
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Publication number: 20240060659Abstract: An air conditioner includes a compressor and a heat exchanger. The heat exchanger includes a first heat exchanger, a second heat exchanger, a plurality of connectors, at least one first header, a second header, and a main air pipe assembly. A plurality of flat pipes in the second heat exchanger correspond to a plurality of flat pipes in the first heat exchanger. The plurality of connectors are arranged corresponding to the plurality of flat pipes in the first heat exchanger. The at least one first header is connected to first ends of the plurality of flat pipes in the first heat exchanger. The second header is connected to first ends of the plurality of flat pipes in the second heat exchanger. The main air pipe assembly makes the second header communicated with the compressor.Type: ApplicationFiled: October 12, 2023Publication date: February 22, 2024Applicant: QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD.Inventors: Dongfang ZHAO, Fali CAO, Xiaoyu LI, Lihua SHI, Xiaolei LIU, Yajun LI
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Patent number: 11892724Abstract: There are provided a display substrate, a method for manufacturing a display substrate, and a liquid crystal display panel, the display substrate includes: a color filter layer disposed on a base; at least one cover layer positioned on a side of the color filter layer away from the base and including a first cover layer which is in contact with the color filter layer; at least one optical compensation layer, where each optical compensation layer is positioned on a side of the first cover layer away from the base and is configured to compensate a phase delay of light emitted from a liquid crystal layer of the liquid crystal display panel; and a spacer positioned on the side of the first cover layer away from the base and being in contact with one of the at least one cover layer.Type: GrantFiled: November 18, 2020Date of Patent: February 6, 2024Assignees: Hefei BOE Display Technology Co., Ltd., BOE TECHNOLOGY GROUP CO., LTD.Inventors: Yajun Li, Tao Yang
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Patent number: 11682813Abstract: Disclosed are a battery cell and a manufacturing method thereof, and a battery using the battery cell. The battery cell comprises a plurality of laminated plate sets, and each plate set is formed by laminating a positive plate, a separator and a negative plate; the positive plate is provided with a positive tab extending outwardly along the plate, and the positive tab is provided with a positive tab bend; or, the negative plate is provided with a negative tab extending outwardly along the plate, and the negative tab is provided with a negative tab bend; and a plurality of positive tab bends and/or negative tab bends of the plurality of laminated plate sets are laminated to form a bent book page-shaped structure.Type: GrantFiled: October 12, 2022Date of Patent: June 20, 2023Assignee: Shenzhen Greensun Technology Co., Ltd.Inventors: Shuli Lu, Yajun Li, Qingyi Wang, Jin Zhang, Yangqing Luo, Yongchang Tang, Bainong Zhu, Fazuan Le
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Patent number: 11508932Abstract: The present disclosure relates to a package structure, a display panel, a display device, and a method for detecting a package structure. The package structure includes a first package layer and a second package layer disposed opposite to each other, and a sealing element between the first package layer and the second package layer for forming a sealed space between the first package layer and the second package layer. The package structure further includes a detecting element located in the sealed space, the detecting element including an oxygen sensitive material, the oxygen sensitive material including a material whose light emission characteristics are changed after exposure to oxygen.Type: GrantFiled: February 14, 2018Date of Patent: November 22, 2022Assignees: BEIJING BOE TECHNOLOGY DEVELOPMENT CO., LTD., HEFEI BOE DISPLAY TECHNOLOGY CO., LTD.Inventors: Dong Xu, Yajun Li, Kai Wang, Feng Yu
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Publication number: 20220350195Abstract: There are provided a display substrate, a method for manufacturing a display substrate, and a liquid crystal display panel, the display substrate includes: a color filter layer disposed on a base; at least one cover layer positioned on a side of the color filter layer away from the base and including a first cover layer which is in contact with the color filter layer; at least one optical compensation layer, where each optical compensation layer is positioned on a side of the first cover layer away from the base and is configured to compensate a phase delay of light emitted from a liquid crystal layer of the liquid crystal display panel; and a spacer positioned on the side of the first cover layer away from the base and being in contact with one of the at least one cover layer.Type: ApplicationFiled: November 18, 2020Publication date: November 3, 2022Inventors: Yajun LI, Tao YANG
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Patent number: 11474775Abstract: A sound effect adjustment method, device, electronic device, and storage medium are provided. The sound effect adjustment method can be applied to an electronic device. The method includes: detecting whether at least one target application is running on a current electronic device, wherein the current electronic device is capable of outputting audio sounds when the target application runs; determining at least one reference electronic device corresponding to the current electronic device when running the target application; obtaining sound effect parameters configured by the reference electronic device when running the target application; and adjusting, based on the sound effect parameters, output sound effects of the current electronic device when running the target application.Type: GrantFiled: March 3, 2021Date of Patent: October 18, 2022Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Wenhua Leng, Zhaoan Xu
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Publication number: 20220291553Abstract: Embodiments of the present application provide a display panel and a display device. The display panel comprises: a first substrate; a second substrate arranged opposite to the first substrate; a liquid crystal layer between the first substrate and the second substrate; a first alignment layer on a side of the first substrate facing the second substrate; and a second alignment layer on a side of the second substrate facing the first substrate; wherein a rotation angle of an alignment direction of the second alignment layer with respect to an alignment direction of the first alignment layer is greater than 0 degree.Type: ApplicationFiled: October 27, 2021Publication date: September 15, 2022Inventors: Yajun LI, Heng ZHANG, Yueming CHEN, Yunhua FANG, Kai WANG
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Publication number: 20210286588Abstract: The present disclosure provides a method for playing an alarm. The method includes: receiving an instruction to play the alarm; monitoring, before playing the alarm, an occupation state of an audio resource for playing the alarm; obtaining information of an occupier in response to the occupation state indicating that the audio resource is occupied; and releasing the audio resource occupied by the occupier to use the audio resource to play the alarm, in response to the occupier being a non-call application. The present disclosure further provides an apparatus for playing an alarm, an electronic device, and a computer-readable storage medium, capable of solving the problem in the related art associated with abnormal playing of an alarm when an audio resource for playing the alarm is occupied, thereby achieving automatic correction of alarm playing, improving the stability of the system and enhancing the user experience.Type: ApplicationFiled: May 27, 2021Publication date: September 16, 2021Inventor: Yajun Li
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Publication number: 20210286586Abstract: A sound effect adjustment method, device, electronic device, and storage medium are provided. The sound effect adjustment method can be applied to an electronic device. The method includes: detecting whether at least one target application is running on a current electronic device, wherein the current electronic device is capable of outputting audio sounds when the target application runs; determining at least one reference electronic device corresponding to the current electronic device when running the target application; obtaining sound effect parameters configured by the reference electronic device when running the target application; and adjusting, based on the sound effect parameters, output sound effects of the current electronic device when running the target application.Type: ApplicationFiled: March 3, 2021Publication date: September 16, 2021Inventors: Yajun LI, Wenhua LENG, Zhaoan XU
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Publication number: 20210257584Abstract: The present disclosure relates to a package structure, a display panel, a display device, and a method for detecting a package structure. The package structure includes a first package layer and a second package layer disposed opposite to each other, and a sealing element between the first package layer and the second package layer for forming a sealed space between the first package layer and the second package layer. The package structure further includes a detecting element located in the sealed space, the detecting element including an oxygen sensitive material, the oxygen sensitive material including a material whose light emission characteristics are changed after exposure to oxygen.Type: ApplicationFiled: February 14, 2018Publication date: August 19, 2021Inventors: Dong XU, Yajun LI, Kai WANG, Feng YU
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Patent number: 11035597Abstract: A heat recovery variable-frequency multi-split heat pump system and a control method thereof. The system includes an outdoor unit and at least two indoor units. The system is a three-pipe heating recovery multi-split heat pump system designed on the basis of a four-way reversing valve, and one indoor unit thereof is provided with two electronic expansion valves and two heat exchangers so that any indoor unit in the system can operate independently under three working conditions of refrigeration, heating or heat recovery dehumidification. Under multi-split condition, the system can operate under six working conditions, namely, the full-refrigeration working condition, the full-heating working condition, the common-heat-recovery working condition, the common-heat-recovery-dehumidification working condition, the heat recovery dehumidification-refrigeration-combination working condition and the heat recovery dehumidification-heating-combination working condition.Type: GrantFiled: October 2, 2018Date of Patent: June 15, 2021Assignees: QINGDAO HISENSE HITACHI AIR-CONDITIONING SYSTEMS CO., LTD., HISENSE USA CORPORATION, HISENSE INTERNATIONAL CO., LTD.Inventors: Min Liu, Yuanpeng Wang, Wenqiang Zhang, Rui Cao, Yajun Li, Yongmei Li
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Patent number: 11023254Abstract: A method and device for sound effect processing, and a non-transitory storage medium. The method includes the following actions. A task manager is traversed to determine whether a sound effect service process for a sound effect service exists. Responsive to determining that the sound effect service process exists, whether the sound effect service process is a system process of a system, is determined. When the sound effect service process is not a system process of the system, the sound effect service process is set to be a system process of the system.Type: GrantFiled: August 31, 2018Date of Patent: June 1, 2021Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Gaoting Gan, Guang Tu, Hai Yang
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Patent number: 10891102Abstract: A method for controlling a scene sound effect and the electronic device includes after an device is turned on, starting a service having monitoring function; the device monitors the audio track of the device by means of the service having monitoring function, and determines whether the audio track includes an audio output; a mapping exists between the audio tracks and the applications in the device; if the device determines that the audio track includes an audio output, the device then determines, on the basis of the mapping, the application mapped to the audio track; the device obtains the scene sound effect corresponding to the application, and set the scene sound effect as the current sound effect of the device. The setting of the scene sound effects is autonomous, thereby simplifying operations and enhancing the utilization efficiency of the device while ensuring higher accuracy of scene sound effect.Type: GrantFiled: June 16, 2017Date of Patent: January 12, 2021Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Gaoting Gan, Hai Yang, Guang Tu
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Patent number: 10860285Abstract: A method for controlling a scene sound effect and the electronic device includes after an device is turned on, starting a service having monitoring function; the device monitors the audio track of the device by means of the service having monitoring function, and determines whether the audio track includes an audio output; a mapping exists between the audio tracks and the applications in the device; if the device determines that the audio track includes an audio output, the device then determines, on the basis of the mapping, the application mapped to the audio track; the device obtains the scene sound effect corresponding to the application, and set the scene sound effect as the current sound effect of the device. The setting of the scene sound effects is autonomous, thereby simplifying operations and enhancing the utilization efficiency of the device while ensuring higher accuracy of scene sound effect.Type: GrantFiled: June 16, 2017Date of Patent: December 8, 2020Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Gaoting Gan, Hai Yang, Guang Tu
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Patent number: 10853412Abstract: Disclosed are a scenario-based sound effect control method and an electronic device. The method comprises: after being turned on, an electronic device enables a service having an interception function; the electronic device intercepts, by using the service having the interception function, whether there is a newly created audio decoder and/or video decoder in the electronic device; if determining that there is the newly created audio decoder and the video decoder in the electronic device, the electronic device determines that a current scenario is a video playing application scenario; the electronic device obtains a scenario-based sound effect corresponding to the video playing application scenario, and sets a current sound effect of the electronic device as the scenario-based sound effect.Type: GrantFiled: September 27, 2019Date of Patent: December 1, 2020Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Hai Yang, Gaoting Gan, Guang Tu
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Patent number: 10853092Abstract: A method and device for sound effect processing, and a non-transitory storage medium. The method includes the following actions. A task manager is traversed to determine whether a sound effect service process for a sound effect service exists. Responsive to determining that the sound effect service process exists, whether the sound effect service process is a system process of a system, is determined. When the sound effect service process is not a system process of the system, the sound effect service process is set to be a system process of the system.Type: GrantFiled: June 3, 2019Date of Patent: December 1, 2020Assignee: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS CORP., LTD.Inventors: Yajun Li, Gaoting Gan, Guang Tu, Hai Yang