Patents by Inventor Xiaodi Zhang
Xiaodi 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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Publication number: 20240155426Abstract: Systems and methods of protocol data unit (PDU) set discard policies may include a first device which receives a first PDU of a PDU set. The first PDU may include information relating to a PDU set discard policy. The first device may receive one or more second PDUs of the PDU set within a time window. The first device may apply the PDU set discard policy to the PDU set, based on a count of PDUs of the PDU set received within the time window, to selectively discard each of the PDUs of the PDU set according to the PDU set discard policy.Type: ApplicationFiled: November 2, 2023Publication date: May 9, 2024Applicant: Meta Platforms Technologies, LLCInventors: Yee Sin Chan, Zhu Ji, Xiaodi Zhang, Curt Wong
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Publication number: 20240154915Abstract: Disclosed herein are aspects related to a device that can include a wireless communication interface and one or more processors. The one or more processors can generate a plurality of data packets. The one or more processors can allocate the plurality of data packets to a buffer for transmission to a network device. The one or more processors can determine an indication of a remaining time for transmission of at least one data packet of the plurality of data packets. The one or more processors can cause transmission, using the wireless communications interface, of the indication of the remaining time to the network device.Type: ApplicationFiled: October 31, 2023Publication date: May 9, 2024Applicant: Meta Platforms Technologies, LLCInventors: Yee Sin Chan, Zhu Ji, Curt Wong, Xiaodi Zhang
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Publication number: 20240141784Abstract: Disclose are a roadway/tunnel excavation robot and an automatic cutting control method. The robot includes a rack, a moving platform, a supporting and stabilizing mechanism, a milling mechanism, a telescoping mechanism, an inclined cutting feed adjusting mechanism, a horizontal swinging mechanism, a lifting mechanism and a controller. The milling mechanism includes a drive unit, a milling shaft, an eccentric rotary casing, a high-pressure jet nozzle unit, a tension and compression sensor and a direction sensor. Through the deflection of a center line of an inner hole of the eccentric rotary casing, the milling mechanism drives a milling cutter head to carry out a rotational oscillation motion for rock breaking; and the milling cutter head is in discontinuous contact with a rock mass. The telescoping mechanism, the inclined cutting feed adjusting mechanism, the lifting mechanism and the horizontal swinging mechanism are controlled such that the milling mechanism performs coal rocks milling.Type: ApplicationFiled: September 30, 2022Publication date: May 2, 2024Applicant: China University of Mining and TechnologyInventors: Hongxiang JIANG, Zhencai ZHU, Songyong LIU, Gang SHEN, Xiaodi ZHANG, Huihe ZHAO, Hongsheng LI
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Publication number: 20240098035Abstract: Disclosed herein are related to devices and methods for communication. In one aspect, a device includes a first processor and a second processor. The first processor may be configured to generate a first set of packets associated with an application data unit in a first layer corresponding to content data. Each packet of the first set of packets may include a flag indicative of an association with the application data unit. The second processor may be configured to generate a second set of one or more packets in a second layer for transmission, in response to determining that the first set of packets is associated with the application data unit according to flags of the first set of packets. The second processor may be configured to schedule to transmit the second set of one or more packets in the second layer within a defined time period.Type: ApplicationFiled: August 31, 2022Publication date: March 21, 2024Applicant: Meta Platforms Technologies, LLCInventors: Yee Sin Chan, Jiansong Wang, Fang Yu, Xiaodi Zhang, Yi Lu, Chunyu Hu
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Publication number: 20240094442Abstract: The present application provides a splicing display unit and a display screen, in order to visually eliminate the seam, improve the user's visual effect on splicing screens, and achieve a subjective visual feeling for the user as if there was no seam. The display screen includes a plurality of display modules and a plurality of optical structures, the plurality of display modules and the plurality of optical structures being closely arranged; each of the display modules includes a display area and a black edge area arranged around the display area, black edge areas of adjacent two display modules are spliced together to form a seam; one end of the first surface of the optical structure close to the seam is a first arc surface, and the first arc surface is configured to refract light emitted from the display area of the display module, and then distribute the refracted light in a front-view area corresponding to the seam.Type: ApplicationFiled: March 26, 2021Publication date: March 21, 2024Inventors: Changjia FU, Enliang ZHANG, Haijun SHI, Fei DONG, Wei ZHONG, Xiaodi SUN, Qingshan QU
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Publication number: 20240080848Abstract: Disclosed herein are related to a communication device. In one aspect, the communication device includes a wireless interface and a processor coupled to the wireless interface. In one aspect, the processor is configured to determine an absence of content data remaining to transmit to a base station for an uplink configured grant, and cause the wireless interface to bypass transmission of a padding data for the uplink configured grant, responsive to the absence of the content data remaining for the uplink configured grant.Type: ApplicationFiled: May 9, 2022Publication date: March 7, 2024Inventors: Madhusudan Kinthada Venkata, Shivank Nayak, Abhishek Bhatnagar, Ping Wang, Achaleshwar Sahai, Xiaodi Zhang, Swaminathan Balakrishnan
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Patent number: 11921276Abstract: Provided are a method and apparatus for evaluating image relative definition, a device and a medium, relating to technologies such as computer vision, deep learning and intelligent medical. A specific implementation solution is: extracting a multi-scale feature of each image in an image set, where the multi-scale feature is used for representing definition features of objects having different sizes in an image; and scoring relative definition of each image in the image set according to the multi-scale feature by using a relative definition scoring model pre-trained, where the purpose for training the relative definition scoring model is to learn a feature related to image definition in the multi-scale feature.Type: GrantFiled: July 19, 2021Date of Patent: March 5, 2024Assignee: Beijing Baidu Netcom Science and Technology Co., Ltd.Inventors: Xiang Long, Yan Peng, Shufei Lin, Ying Xin, Bin Zhang, Pengcheng Yuan, Xiaodi Wang, Yuan Feng, Shumin Han
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SYSTEMS AND METHODS OF CONTROL OF QUALITY-OF-SERVICE OF DATA UNITS VIA MULTIPLE COMMUNICATION LAYERS
Publication number: 20240073734Abstract: Aspects of this technical solution can include identifying, by a wireless communication device, various of a plurality of data units each respectively corresponding to various types of communication, determining, by the wireless communication device and from various of the plurality of data units, various parameters each indicating an importance of respective ones of the plurality of data units according to the various types of communication, selecting, by the wireless communication device according to various of the parameters satisfying a first heuristic indicative of a type of communication among the types of communication, various selected data units among various of the plurality of data units that correspond to the parameters satisfying a second heuristic corresponding to a quality-of-service (QoS) level for the type of communication, and transmitting, by the wireless communication device according to the second heuristic, various of the selected data units.Type: ApplicationFiled: August 22, 2023Publication date: February 29, 2024Applicant: Meta Platforms Technologies, LLCInventors: Zhu Ji, Yee Sin Chan, Xiaodi Zhang, Qi Qu -
Publication number: 20240049040Abstract: Aspects of this technical solution can include receiving, by a wireless communication device, one or more of a plurality of data units corresponding to a first set configured according to a heuristic indicating a quality-of-service (QoS) level corresponding to the first set, determining, by the wireless communication device, a first parameter from one or more of the received plurality of data units, determining, by the wireless communication device, a second parameter from one or more of the received plurality of data units, selecting, by the wireless communication device, a second set including at least a subset of the received plurality of data units satisfying the second parameter, and transmitting, by the wireless communication device and according to the QoS level corresponding to the first set, the second set according to the second parameter.Type: ApplicationFiled: July 31, 2023Publication date: February 8, 2024Applicant: Meta Platforms Technologies, LLCInventors: Zhu Ji, Yee Sin Chan, Xiaodi Zhang, Qi Qu
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Publication number: 20240049061Abstract: Aspects of this technical solution can include identifying, by a wireless communication device, one or more of a plurality of data units corresponding to a set, the set configured according to a heuristic indicating a quality of service (QoS) level corresponding to the set. The wireless communication device can determine one or more metrics indicating respective states of the received plurality of data units. The wireless communication device can select according to the one or more metrics satisfying the heuristic, the set including the plurality of received data units corresponding to the set, from among a plurality of sets each having a corresponding QoS level. The wireless communication device can transmit, according to a set of one or more of the metrics satisfying the heuristic and according to the QoS level corresponding to the set, a set of one or more of the plurality of received data units corresponding to the one or more of the metrics.Type: ApplicationFiled: July 31, 2023Publication date: February 8, 2024Applicant: Meta Platforms Technologies, LLCInventors: Yee Sin Chan, Zhu Ji, Xiaodi Zhang, Jiansong Wang, Curt Wong
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Publication number: 20230354091Abstract: Disclosed herein are related to reducing network congestion of wireless communication. In one aspect, a base station of a wireless cellular network determines a level of a network congestion from a plurality of candidate levels of the network congestion. In one aspect, the base station determines whether a type of the network congestion comprises an uplink congestion or a downlink congestion. In one aspect, the base station determines one or more processes to reduce the network congestion, according to the determined level of the network congestion and the determined type of the network congestion. In one aspect, the base station performs the determined one or more processes.Type: ApplicationFiled: April 27, 2022Publication date: November 2, 2023Inventors: Xiaodi Zhang, Ping Wang, Swaminathan Balakrishnan, Jiansong Wang, Achaleshwar Sahai, Qi Qu
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Publication number: 20230328000Abstract: Disclosed herein are aspects related to a device including a wireless communication interface and one or more processors. In an aspect, the wireless communication interface can establish a wireless connection with a remote device. In an aspect, the one or more processors can determine a signal indicative of a value of a discard timer according to at least one of a type of an application implemented by the one or more processors, a type of data communicated over the wireless connection, or a hardware capability of the device. In an aspect, the discard timer can be for discarding data packets from one or more buffers. In an aspect, the one or more processors can provide the signal to the remote device.Type: ApplicationFiled: December 9, 2022Publication date: October 12, 2023Inventors: Ping Wang, Achaleshwar Sahai, Swaminathan Balakrishnan, Yi Lu, Yee Sin Chan, Xiaodi Zhang
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Publication number: 20230324979Abstract: Systems and methods for managing power consumption of device subsystems include a device which maintains one or more constraint metric tables for applications executable on the device. Each of the one or more constraint metric tables may specify respective power levels for subsystems of the device according to a respective application or an application type of the respective application. The device may determine to operate the device at a reduced power level for a first application, based on a condition for the device satisfying at least one of a thermal threshold criteria or a power threshold criteria when the device operates at full power level. The device may apply a constraint metric responsive to determining to operate at the reduced power level, to cause a subset of the plurality of subsystems to adjust a power consumption level according to a first constraint metric table corresponding to the first application.Type: ApplicationFiled: April 12, 2022Publication date: October 12, 2023Inventors: Siddharth RAY, Ping WANG, Achaleshwar SAHAI, Xiaodi ZHANG, Neeraj POOJARY, Dong ZHENG, Guoqing LI, Shivank NAYAK, Madhusudan Kinthada VENKATA, Swaminathan BALAKRISHNAN
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Patent number: 11783599Abstract: A distracted-driving monitoring method, system and an electronic device are provided. The distracted-driving monitoring method includes: acquiring an image of a driver; detecting a target object in the image to obtain a detection result; obtaining a determination result of a driving behavior according to the detection result; and sending an alarm signal when the determination result indicates that a distracted-driving behavior occurs. Through at least some embodiments of the present disclosure, the distracted-driving behavior of the driver can be monitored in real time and alarmed, thus urging the driver to concentrate in driving, to ensure safe driving and avoid traffic accidents.Type: GrantFiled: December 3, 2019Date of Patent: October 10, 2023Assignee: ARCSOFT CORPORATION LIMITEDInventors: Xiaodi Zhang, Zhiwei Zhang, Tianlong Bao, Chunhui Ding, Jin Wang
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Patent number: 11770174Abstract: Aspects of mmWave beam tracking and beam sweeping are described, for example, spatial searching operations, directional beam forming, complex channel measurement operations, and adaptive power savings. Some aspects include using priori information for mmWave beam tracking and beam sweeping. Some aspects include using priori information to modify a superset of beam criteria to obtain a subset of beam criteria, select a spatial region according to the subset of beam criteria, and initiate a spatial searching operation within the spatial region for establishing a communication link. Some aspects include obtaining complex channel measurements of beams and combining the measurements with priori information to determine a beam for use in a communication link. Some aspects include providing signals from Nr over K1 input/output (IO) links and receiving signals over K1 IO links, and combining signals received over the K1 IO links, using a compression matrix, to generate signals over K IO links.Type: GrantFiled: February 21, 2022Date of Patent: September 26, 2023Assignee: Intel CorporationInventors: Brent Elliott, Benjamin Grewell, Tom Harel, Junyoung Nam, Hosein Nikopour, Oner Orhan, Susruth Sudhakaran, Shilpa Talwar, Ping Wang, Liang Xian, Xiaodi Zhang
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Patent number: 11737393Abstract: A fruit picking method based on a three-dimensional parameter prediction model for a fruit comprises: performing first-time image acquisition processing on a to-be-picked fruit to obtain a first image; determining a first range; controlling a manipulator to perform first-time moving processing; performing intermittent gas injection treatment to lead to forced vibration of the to-be-picked fruit; performing second-time image acquisition processing many times to obtain a plurality of second images; screening out, by taking the first image as an reference object, two appointed second images deviating from an equilibrium position to the maximum extent; jointly inputting the images into a preset three-dimensional parameter prediction model for the fruit so as to obtain predicted three-dimensional parameters; controlling the manipulator to perform second-time moving processing; and performing cutting processing on a fruit stem position to make the to-be-picked fruit fall onto the manipulator.Type: GrantFiled: May 13, 2022Date of Patent: August 29, 2023Assignee: GUANGDONG POLYTECHNIC NORMAL UNIVERSITYInventors: Yu Tang, Shaoming Luo, Weizhao Chen, Jiahao Li, Jiepeng Yang, Yiqing Fu, Jinfei Zhao, Xiaodi Zhang, Qiwei Guo, Xincai Zhuang, Huasheng Huang, Chaojun Hou, Jiajun Zhuang, Aimin Miao
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Patent number: 11678609Abstract: Disclosed is a fruit picking method based on a visual servo control robot, comprising: placing a throwing apparatus and a fixed photosensitive device at a first position to obtain a fixed photosensitive image; generating a first throwing path, a second throwing path, and a third throwing path; arranging recovery apparatuses; performing simultaneous rotational throwing processing to throw a first wireless photosensitive device, a second wireless photosensitive device, and a third wireless photosensitive device; receiving a first photosensitive image sequence and a second photosensitive image sequence of the first wireless photosensitive device and the second wireless photosensitive device; receiving a third photosensitive image sequence of the third wireless photosensitive device; generating a spatial position of a fruit on a to-be-picked fruit tree; and performing fruit picking processing using the visual servo control robot according to the spatial position of the fruit.Type: GrantFiled: April 14, 2022Date of Patent: June 20, 2023Assignee: GUANGDONG POLYTECHNIC NORMAL UNIVERSITYInventors: Yu Tang, Yiqing Fu, Jiahao Li, Jiepeng Yang, Jinfei Zhao, Weizhao Chen, Xiaodi Zhang, Zhiping Tan, Qiwei Guo, Xincai Zhuang, Huasheng Huang, Chaojun Hou, Jiajun Zhuang, Aimin Miao, Shaoming Luo
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Publication number: 20230132580Abstract: Disclosed is a fruit picking method based on a visual servo control robot, comprising: placing a throwing apparatus and a fixed photosensitive device at a first position to obtain a fixed photosensitive image; generating a first throwing path, a second throwing path, and a third throwing path; arranging recovery apparatuses; performing simultaneous rotational throwing processing to throw a first wireless photosensitive device, a second wireless photosensitive device, and a third wireless photosensitive device; receiving a first photosensitive image sequence and a second photosensitive image sequence of the first wireless photosensitive device and the second wireless photosensitive device; receiving a third photosensitive image sequence of the third wireless photosensitive device; generating a spatial position of a fruit on a to-be-picked fruit tree; and performing fruit picking processing using the visual servo control robot according to the spatial position of the fruit.Type: ApplicationFiled: March 31, 2022Publication date: May 4, 2023Inventors: Yu TANG, Yiqing FU, Jiahao LI, Jiepeng YANG, Jinfei ZHAO, Weizhao CHEN, Xiaodi ZHANG, Zhiping TAN, Qiwei GUO, Xincai ZHUANG, Huasheng HUANG, Chaojun HOU, Jiajun ZHUANG, Aimin MIAO, Shaoming LUO
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Publication number: 20230136427Abstract: Disclosed is a fruit picking method based on a visual servo control robot, comprising: placing a throwing apparatus and a fixed photosensitive device at a first position to obtain a fixed photosensitive image; generating a first throwing path, a second throwing path, and a third throwing path; arranging recovery apparatuses; performing simultaneous rotational throwing processing to throw a first wireless photosensitive device, a second wireless photosensitive device, and a third wireless photosensitive device; receiving a first photosensitive image sequence and a second photosensitive image sequence of the first wireless photosensitive device and the second wireless photosensitive device; receiving a third photosensitive image sequence of the third wireless photosensitive device; generating a spatial position of a fruit on a to-be-picked fruit tree; and performing fruit picking processing using the visual servo control robot according to the spatial position of the fruit.Type: ApplicationFiled: April 14, 2022Publication date: May 4, 2023Inventors: Yu TANG, Yiqing FU, Jiahao LI, Jiepeng YANG, Jinfei ZHAO, Weizhao CHEN, Xiaodi ZHANG, Zhiping TAN, Qiwei GUO, Xincai ZHUANG, Huasheng HUANG, Chaojun HOU, Jiajun ZHUANG, Aimin MIAO, Shaoming LUO
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Patent number: 11605213Abstract: A citrus identification method comprises: performing first-time image acquisition processing on a target citrus tree to obtain a first image; inputting the first image into a first citrus fruit identification model to be processed to obtain a first identification result sequence; performing area interception processing on the first image to obtain a citrus fruit area; obtaining roundness integrity numerical values; selecting an appointed roundness integrity numerical value, and acquiring a defect position of an appointed citrus fruit in the first image; determining a first spatial range and a second spatial range; performing both first spray injection treatment and second spray injection treatment; performing second-time image acquisition processing to obtain a second image; inputting the second image into a second citrus fruit identification model to be processed to obtain a second identification result; and generating a citrus fruit identification result.Type: GrantFiled: May 12, 2022Date of Patent: March 14, 2023Assignee: GUANGDONG POLYTECHNIC NORMAL UNIVERSITYInventors: Yu Tang, Shaoming Luo, Weizhao Chen, Jiahao Li, Jiepeng Yang, Yiqing Fu, Jinfei Zhao, Xiaodi Zhang, Qiwei Guo, Xincai Zhuang, Huasheng Huang, Chaojun Hou, Jiajun Zhuang, Aimin Miao