Patents by Inventor Yin Zhou
Yin Zhou 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: 20230105257Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for performing data compression and data decompression on lidar range images.Type: ApplicationFiled: October 5, 2022Publication date: April 6, 2023Inventors: Ruizhongtai Qi, Yin Zhou, Xuanyu Zhou, Dragomir Anguelov
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Patent number: 11501056Abstract: A method, computer system, and a computer program product may perform document reference and reference update. One or more processors may assign marker information for a reference of a reference source. The reference may reference a target portion of a target document. The one or more processors may determine identification information for the target portion. The determined identification information may be based on content in the target portion and context information for the target portion in the target document. The one or more processors may generate a mapping of at least the marker information, the identification information, and a relative location of the target portion within the target document for use in the referencing of the target portion by the reference source.Type: GrantFiled: July 24, 2020Date of Patent: November 15, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Ya Ling Xu, Xiao Yin Zhou, Zhenni Yan, Xin Peng Liu
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Patent number: 11450120Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing point cloud data representing a sensor measurement of a scene captured by one or more sensors to generate an object detection output that identifies locations of one or more objects in the scene. When deployed within an on-board system of a vehicle, the object detection output that is generated can be used to make autonomous driving decisions for the vehicle with enhanced accuracy.Type: GrantFiled: July 8, 2020Date of Patent: September 20, 2022Assignee: Waymo LLCInventors: Jonathon Shlens, Patrick An Phu Nguyen, Benjamin James Caine, Jiquan Ngiam, Wei Han, Brandon Chauloon Yang, Yuning Chai, Pei Sun, Yin Zhou, Xi Yi, Ouais Alsharif, Zhifeng Chen, Vijay Vasudevan
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Publication number: 20220268411Abstract: The present invention discloses a flame simulating device, comprising a mist generating chamber, an atomizing head, an air orifice and a nozzle. The inside of the mist generating chamber is provided with a liquid and the atomizing head, the atomizing head being capable of atomizing the liquid inside the mist generating chamber, the two sides of the nozzle being set as Coanda curved surfaces, the cross section of the air orifice being in a constricted shape and providing an air flow blown upward such that under the Venturi effect, the air flow blown upward will guide and attract the mist from inside the mist generating chamber to vent out and flow into a nozzle inlet; the upper surface of the mist generating chamber is provided with a breathing port, and the breathing port directly faces the atomizing head. Due to the Coanda curved surface on the side of the nozzle, the mist flows along both sides of the nozzle under the Coanda effect and then vents out of the nozzle.Type: ApplicationFiled: March 9, 2022Publication date: August 25, 2022Applicant: NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTDInventor: Yin ZHOU
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Publication number: 20220231591Abstract: A control method of a switching circuit, a control circuit of the switching circuit and the switching circuit are provided. The control circuit includes a slope buffer and a first operational amplifier. The slope buffer receives a first voltage reference, and controls slopes of a rising edge and a falling edge to generate a second voltage reference. The first operational amplifier receives an output feedback voltage and a reference voltage, and performs an operational amplification to obtain a compensation voltage. When the first voltage reference has the falling edge, the reference voltage is coupled to the first voltage reference through a first switch, and the second voltage reference is coupled to an output voltage through a second switch. When the first voltage reference has the rising edge, the reference voltage is coupled to the second voltage reference through a third switch.Type: ApplicationFiled: December 31, 2021Publication date: July 21, 2022Applicant: Joulwatt Technology Co., Ltd.Inventors: Yin ZHOU, Aimin XU
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Publication number: 20220230387Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for generating realistic full-scene point clouds. One of the methods includes obtaining an initial scene point cloud characterizing an initial scene in an environment; obtaining, for each of one or more objects, an object point cloud that characterizes the object; and processing a first input comprising the initial scene point cloud and the one or more object point clouds using a first neural network that is configured to process the first input to generate a final scene point cloud that characterizes a transformed scene that has the one or more objects added to the initial scene.Type: ApplicationFiled: April 4, 2022Publication date: July 21, 2022Inventors: Yin Zhou, Dragomir Anguelov, Zhangjie Cao
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Patent number: 11379221Abstract: A plurality of metadata corresponding to a plurality of code versions of an application stored in a version control system is generated. A determination is made of a set of changes between a first metadata of a first code version and a second metadata of a second code version. A classification is made of elements in the set of changes into a first category and a second category based on a set of predetermined rules, wherein the elements classified into the first category are better candidates to determine causes of defects in the application than the elements classified into the second category. The elements classified in the first category are used to determine a cause of a defect in the application.Type: GrantFiled: February 14, 2020Date of Patent: July 5, 2022Assignee: INTERNATIONAL BUSINESS MACHINES CORPORATIONInventors: Xiao Yin Zhou, Zhenni Yan, Ya Ling Xu, Xin Peng Liu, Qian Xu, Chao Feng
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Publication number: 20220163207Abstract: The present invention discloses a regulating mechanism regulating the flows from a plurality of gas outlets in a fuel gas valve, comprising an actuator, a push rod, a presser plate assembly, regulating rods and a valve body. Wherein the valve body has a plurality of gas outlets, a regulating rod is provided in each regulating port which exists between the gas inlet and each gas outlet, a resetting device is provided between each regulating rod and the valve body, and the actuator drives the push rod which is around by the regulating ports to move along the axis. The push rod causes the presser plate assembly to move up and down to press or relax the regulating rods and simultaneously change the degree of opening between the head portion of each regulating rod and the corresponding regulating port so that the flow from each gas outlet changes synchronously.Type: ApplicationFiled: February 3, 2022Publication date: May 26, 2022Applicant: NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTDInventor: Yin ZHOU
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Publication number: 20220156965Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for estimating a 3-D pose of an object of interest from image and point cloud data. In one aspect, a method includes obtaining an image of an environment; obtaining a point cloud of a three-dimensional region of the environment; generating a fused representation of the image and the point cloud; and processing the fused representation using a pose estimation neural network and in accordance with current values of a plurality of pose estimation network parameters to generate a pose estimation network output that specifies, for each of multiple keypoints, a respective estimated position in the three-dimensional region of the environment.Type: ApplicationFiled: October 20, 2021Publication date: May 19, 2022Inventors: Jingxiao Zheng, Xinwei Shi, Alexander Gorban, Junhua Mao, Andre Liang Cornman, Yang Song, Ting Liu, Ruizhongtai Qi, Yin Zhou, Congcong Li, Dragomir Anguelov
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Publication number: 20220117203Abstract: An energy-saving paddlewheel aerator is provided. A power supply system of the paddlewheel aerator includes a switching power supply converting main power to direct current, the switching power supply being connected with two terminals of a power mechanism of the paddlewheel aerator and supplying power to the paddlewheel aerator; and a solar power supply module, two ends of the solar power supply module being connected in parallel with a large-capacity capacitor, and two ends of the large-capacity capacitor being connected with the two terminals of the power mechanism of the paddlewheel aerator respectively to supply power to the paddlewheel aerator. A rated output voltage of a solar panel with sufficient power is higher than an output voltage of the switching power supply, and the rated output voltage of the solar panel with insufficient power is lower than the output voltage of the switching power supply.Type: ApplicationFiled: January 3, 2022Publication date: April 21, 2022Inventors: Xuan CHE, Changfeng TIAN, Xingguo LIU, Xiaolong CHEN, Yin ZHOU, Lin ZHU
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Patent number: 11295517Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for generating realistic full-scene point clouds. One of the methods includes obtaining an initial scene point cloud characterizing an initial scene in an environment; obtaining, for each of one or more objects, an object point cloud that characterizes the object; and processing a first input comprising the initial scene point cloud and the one or more object point clouds using a first neural network that is configured to process the first input to generate a final scene point cloud that characterizes a transformed scene that has the one or more objects added to the initial scene.Type: GrantFiled: November 16, 2020Date of Patent: April 5, 2022Assignee: Waymo LLCInventors: Yin Zhou, Dragomir Anguelov, Zhangjie Cao
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Patent number: 11280497Abstract: The present invention discloses a regulating mechanism regulating the flows from a plurality of gas outlets in a fuel gas valve, comprising an actuator, a push rod, a presser plate assembly, regulating rods and a valve body. Wherein the valve body has a plurality of gas outlets, a regulating rod is provided in each regulating port which exists between the gas inlet and each gas outlet, a resetting device is provided between each regulating rod and the valve body, and the actuator drives the push rod which is around by the regulating ports to move along the axis. The push rod causes the presser plate assembly to move up and down to press or relax the regulating rods and simultaneously change the degree of opening between the head portion of each regulating rod and the corresponding regulating port so that the flow from each gas outlet changes synchronously.Type: GrantFiled: September 27, 2019Date of Patent: March 22, 2022Assignee: NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTDInventor: Yin Zhou
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Publication number: 20220084228Abstract: Methods, systems, and apparatus, including computer programs encoded on a computer storage medium, for determining estimated ground truth object keypoint labels for sensor readings of objects. In one aspect, a method comprises obtaining a plurality of sets of label data for a sensor reading of an object; obtaining respective quality control data corresponding to each of the plurality of sets of label data, the respective quality control data comprising: data indicating whether the labeled location of the first object keypoint in the corresponding set of label data is accurate; and determining an estimated ground truth location for the first object keypoint in the sensor data keypoint from (i) the labeled locations that were indicated as accurate by the corresponding quality control data and (ii) not from the labeled locations that were indicated as not accurate by the corresponding quality control data.Type: ApplicationFiled: September 10, 2021Publication date: March 17, 2022Inventors: Alexander Gorban, Yin Zhou, JR., Dragomir Anguelov, Alessandro Giulianelli
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Publication number: 20220058858Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing point cloud data using dynamic voxelization. When deployed within an on-board system of a vehicle, processing the point cloud data using dynamic voxelization can be used to make autonomous driving decisions for the vehicle with enhanced accuracy, for example by combining representations of point cloud data characterizing a scene from multiple views of the scene.Type: ApplicationFiled: November 1, 2021Publication date: February 24, 2022Inventors: Yin Zhou, Pei Sun, Yu Zhang, Dragomir Anguelov, Jiyang Gao, Yu Ouyang, Zijian Guo, Jiquan Ngiam, Vijay Vasudevan
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Publication number: 20220058818Abstract: Methods, computer systems, and apparatus, including computer programs encoded on computer storage media, for performing three-dimensional auto-labeling on sensor data. The system obtains a sensor data segment that includes a temporal sequence of three-dimensional point clouds generated from sensor readings of an environment by one or more sensors. The system identifies, from the sensor data segment, (i) a plurality of object tracks that each corresponds to a different object in the environment and (ii) for each object track, respective initial three-dimensional regions in each of one or more of the point clouds in which the corresponding object appears. The system generates, for each object track, extracted object track data that includes at least the points in the respective initial three-dimensional regions for the object track.Type: ApplicationFiled: August 20, 2021Publication date: February 24, 2022Inventors: Ruizhongtai Qi, Yin Zhou, Dragomir Anguelov, Pei Sun
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Publication number: 20220027553Abstract: A method, computer system, and a computer program product may perform document reference and reference update. One or more processors may assign marker information for a reference of a reference source. The reference may reference a target portion of a target document. The one or more processors may determine identification information for the target portion. The determined identification information may be based on content in the target portion and context information for the target portion in the target document. The one or more processors may generate a mapping of at least the marker information, the identification information, and a relative location of the target portion within the target document for use in the referencing of the target portion by the reference source.Type: ApplicationFiled: July 24, 2020Publication date: January 27, 2022Inventors: Ya Ling Xu, Xiao Yin Zhou, Zhenni Yan, Xin Peng Liu
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Patent number: 11209170Abstract: A gas fireplace combustion device structure includes a simulated solid fuel and a combustor under the simulated solid fuel. The combustor has a fire exit hole facing the simulated solid fuel, a combustion air inlet passage under the combustor, and a specific slot at the combustor to define a third combustion air inlet. A partition is installed under the combustor; a second combustion air inlet leading to fire exit hole is formed between the partition and the combustor; the combustion air inlet passage is provided for supplying air to the second and third combustion air inlets; a combustion air slot is formed at the middle of the simulated solid fuel to resupply combustion air to the flame above the simulated solid fuel in order to achieve a two-time sectional combustion. This invention can control and resupply combustion air to the flames in different areas to improve the combustion effect.Type: GrantFiled: August 30, 2019Date of Patent: December 28, 2021Assignee: NINGBO RICHEN ELECTRICAL APPLIANCE CO., LTD.Inventor: Yin Zhou
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Patent number: 11175037Abstract: A multi-outlet channel combination gas valve includes a valve body, a solenoid valve and a flow regulating mechanism. The valve body has a multiple of air outlets, at least two outlet channels formed between each air outlet and an air inlet of the valve body, a regulating port disposed in the at least two outlet channels, and the flow regulating mechanism can regulate the gas flow passing through each regulating port of the valve body at the same time, and a solenoid valve with a dual-coil electromagnet structure. When the valve is opened, a relatively larger current is passed, and then a very small current will be provided thereafter to maintain an operation by low power consumption. Therefore, this gas valve can be used without a mains power, and a low-level regulating structure is provided for presetting a low-level flow of each air outlet.Type: GrantFiled: October 2, 2019Date of Patent: November 16, 2021Assignee: Ningbo Richen Electrical Appliance Co., LTDInventor: Yin Zhou
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Patent number: 11164363Abstract: Methods, systems, and apparatus, including computer programs encoded on computer storage media, for processing point cloud data using dynamic voxelization. When deployed within an on-board system of a vehicle, processing the point cloud data using dynamic voxelization can be used to make autonomous driving decisions for the vehicle with enhanced accuracy, for example by combining representations of point cloud data characterizing a scene from multiple views of the scene.Type: GrantFiled: July 8, 2020Date of Patent: November 2, 2021Assignee: Waymo LLCInventors: Yin Zhou, Pei Sun, Yu Zhang, Dragomir Anguelov, Jiyang Gao, Yu Ouyang, Zijian Guo, Jiquan Ngiam, Vijay Vasudevan
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Patent number: 11100669Abstract: A method includes obtaining surface samples that represent three-dimensional locations of surfaces of an environment; generating a voxelized representation of the surfaces of the environment in three-dimensional space using the surface samples; obtaining an image that shows the surfaces of the environment; associating each of the surface samples with image information that corresponds to a portion of the image that is spatially correlated with a respective one of the surface samples; determining voxel features for voxels from the voxelized representation based on the surface samples and the image information using a first trained machine learning model, wherein the voxel features each describe three-dimensional shapes present within a respective one of the voxels; and detecting objects based on the voxel features.Type: GrantFiled: August 7, 2019Date of Patent: August 24, 2021Assignee: Apple Inc.Inventors: Yin Zhou, Vishwanath A. Sindagi, Cuneyt Oncel Tuzel