Patents Assigned to HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
  • Patent number: 12041262
    Abstract: An encoding and decoding method, apparatus, and device is disclosed.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: July 16, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong Chen
  • Patent number: 12041266
    Abstract: An encoding and decoding method, apparatus and device is disclosed. The method comprises: dividing, if characteristic information of a current block meets specific conditions, the current block into a first triangle sub-block and a second triangle sub-block; constructing a motion information list for the current block, the motion information list includes multiple pieces of candidate motion information; acquiring first target motion information of the first triangle sub-block and second target motion information of the second triangle sub-block from the motion information list; the first target motion information is different from the second target motion information; performing motion compensation on the first triangle sub-block based on the first target motion information to obtain a prediction value of the first triangle sub-block; performing motion compensation on the second triangle sub-block based on the second target motion information to obtain a prediction value of the second triangle sub-block.
    Type: Grant
    Filed: June 17, 2020
    Date of Patent: July 16, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong Chen
  • Publication number: 20240236310
    Abstract: Decoding, encoding, and encoding/decoding methods, apparatuses and devices are provided. A decoding method includes: if an inter prediction filter enable flag indicates that a current block is allowed to be coded in inter prediction filter mode, and the current block satisfies inter prediction filter conditions, parsing an inter prediction filter flag of the current block from bitstream data of the current block; if the inter prediction filter flag indicates that a filter type of the current block is the inter prediction filter, obtaining a target prediction value of the current block by performing an inter prediction filter process on the current block; if the inter prediction filter flag indicates that the filter type of the current block is enhanced inter prediction filter, obtaining a target prediction value of the current block by performing an enhanced inter prediction filter process on the current block.
    Type: Application
    Filed: March 23, 2021
    Publication date: July 11, 2024
    Applicant: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Xiaoqiang CAO
  • Patent number: 12028543
    Abstract: The present disclosure provides a decoding method and apparatus, an encoding method and apparatus, and a device.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: July 2, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong Chen
  • Patent number: 12026950
    Abstract: The present disclosure provides video processing methods, apparatuses and systems. The method includes: obtaining a to-be-processed video, where the to-be-processed video is obtained by performing feature removal processing for one or more objects in an original video; obtaining a feature restoration processing request for one or more to-be-processed objects; according to the feature restoration processing request for the one or more to-be-processed objects, obtaining feature image information corresponding to the one or more to-be-processed objects, where the feature image information for one of the one or more to-be-processed objects includes pixel position information of all or part of features for the one of the one or more to-be-processed objects in the original video; according to the feature image information for the one or more to-be-processed objects, performing feature restoration processing for the one or more to-be-processed objects in the to-be-processed video.
    Type: Grant
    Filed: November 2, 2020
    Date of Patent: July 2, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Jia Chen
  • Patent number: 11988519
    Abstract: Embodiments of the present application provide a navigation method, device and system. The method is applicable to a server and comprises: receiving current position characteristic information sent by a mobile terminal, and determining a position of an area matching the current position characteristic information based on the current position characteristic information and a locally stored database, and taking the determined position as an initial position; receiving target position characteristic information sent by the mobile terminal, determining a position of an area matching the target position characteristic information based on the target position characteristic information and the database, and taking the determined position as a target position; and determining a first route from the initial position to the target position and displaying the first route on an electronic map of the mobile terminal.
    Type: Grant
    Filed: February 13, 2017
    Date of Patent: May 21, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventors: Shiliang Pu, Jianxin Meng, Jiang Zhu, Linjie Shen, Hai Yu
  • Patent number: 11985428
    Abstract: Provided are a GPS coordinates-based target overall planning method and a camera. Said method comprises: acquiring the GPS coordinates of each tracking target (S101); for each pre-divided region, counting the number of tracking targets located in the region based on the acquired GPS coordinates of each tracking target (S102); generating a heat map of the tracking targets based on the number of the tracking targets in each region (S103). Hence, in the present method, a device generates a heat map based on the GPS coordinates of tracking targets, and the heat map can reflect the number of the tracking targets in each region, achieving the overall planning of the tracking targets.
    Type: Grant
    Filed: November 18, 2019
    Date of Patent: May 14, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventors: Yong Li, Haishan Jin, Wei Wang
  • Patent number: 11985780
    Abstract: Disclosed are an electronic device, an expansion card assembly and a server device. The electronic device comprises a hard disk slot and the expansion card assembly. The expansion card assembly is arranged in the hard disk slot in a pluggable manner; the hard disk slot comprises a first type of interface and a second type of interface. The first type of interface is used for communicating with the hard disk, and the second type of interface is used for communicating with the expansion card assembly. Therefore, the expansion card assembly is expanded by means of the hard disk slot in the electronic device, so that the expansion requirement of the expansion card assembly is met.
    Type: Grant
    Filed: July 25, 2019
    Date of Patent: May 14, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventors: Honghai Zhang, Yanfei Zhang, Jie Yan, Chuan Chen, Rui Chen
  • Patent number: 11968246
    Abstract: The present disclosure provides a method and an apparatus for determining a playback mode. The method includes: obtaining a streaming media data packet; where the streaming media data packet includes at least an encoding format and a streaming media type of streaming media data; the streaming media type includes at least one of a video media type or an audio video media type; and determining, according to the encoding format and the streaming media type of the streaming media data, a plugin-free playback mode for playing back the streaming media data.
    Type: Grant
    Filed: December 28, 2020
    Date of Patent: April 23, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Zhongjian Feng
  • Patent number: 11962768
    Abstract: The present disclosure provides an encoding method, a decoding method, an encoding apparatus, a decoding apparatus and devices thereof. The method may include: in response to determining that an adaptive loop filter (ALF) sequence control enabling flag of a sequence parameter set (SPS) syntax indicates allowing a current sequence to enable an ALF, encoding a cross-component adaptive loop filter (CCALF) sequence control enabling flag in the SPS syntax. The technical solutions of the present disclosure can improve the encoding performance.
    Type: Grant
    Filed: September 16, 2020
    Date of Patent: April 16, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong Chen
  • Patent number: 11953811
    Abstract: An adjustment support assembly and a surveillance camera are provided. The adjustment support assembly includes a first shell, a second shell, a first ball head, a second ball head, and a ball head connecting rod. The first ball head and the second ball head are fixed at two ends of the ball head connecting rod, respectively. The first shell is provided therein with a first ball head fixing portion, and the first ball head is rotatably arranged in the first ball head fixing portion. The second shell is provided therein with a second ball head fixing portion, and the second ball head is rotatably arranged in the second ball head fixing portion.
    Type: Grant
    Filed: March 23, 2022
    Date of Patent: April 9, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventor: Shouze Zhang
  • Patent number: 11930292
    Abstract: The present application provides a method and apparatus for monitoring a device state. The method includes: detecting one or more current values of one or more state parameters; for each state parameter of the one or more state parameters, determining whether the current value of the state parameter changes relative to a recorded value of the state parameter; and reporting the current value of the state parameter to a client through a connection between the present device and the client in response to determining that the current value of the state parameter changes relative to the recorded value of the state parameter.
    Type: Grant
    Filed: October 15, 2019
    Date of Patent: March 12, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Yuhua Luo
  • Patent number: 11930158
    Abstract: The present application provides a video signal identification method and apparatus, an electronic device and a readable storage medium. The method includes: reading a first register to obtain a format value of a video signal received (S100); in a case that the format value is shared by target video signals with multiple formats, configuring a second register according to at least one of the multiple formats for the target video signals, and detecting whether the video signal received is in a locked state (S110); and in response to configuring the second register according to a first target format and detecting that the video signal received is in the locked state, determining that a format of the video signal received is the first target format (S120).
    Type: Grant
    Filed: July 23, 2019
    Date of Patent: March 12, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventors: Hailong Zhang, Jun Wang, Qiang Ma
  • Publication number: 20240073447
    Abstract: The present disclosure provides encoding and decoding methods, apparatus and devices thereof. The method includes: if the conditions are all satisfied, determining to use a bidirectional prediction compensation mode for a current block; if determining to use the bidirectional prediction compensation mode for the current block, performing motion compensation for the current block.
    Type: Application
    Filed: October 28, 2020
    Publication date: February 29, 2024
    Applicant: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong CHEN
  • Publication number: 20240073437
    Abstract: The present disclosure provides an encoding and decoding method, apparatus, and devices. The encoding and decoding method includes the following steps: determining to use a decoder-side motion vector refinement mode for a current block if the conditions are all satisfied; and if it is determined to use the decoder-side motion vector refinement mode for the current block, performing motion compensation on the current block.
    Type: Application
    Filed: October 28, 2020
    Publication date: February 29, 2024
    Applicant: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong CHEN
  • Patent number: 11902563
    Abstract: The application relates to an encoding and decoding method and apparatus, an encoding-side device, and a decoding-side device. The method includes: if characteristic information of a current block meets a specific condition, determining a first reference block corresponding to the current block according to a first original motion vector of the current block, and determining a second reference block corresponding to the current block according to a second original motion vector of the current block; adjusting the first and second original motion vectors according to a first pixel value of the first reference block and a second pixel value of the second reference block to obtain a first target motion vector corresponding to the first original motion vector and a second target motion vector corresponding to the second original motion vector; encoding or decoding the current block according to the first and second target motion vectors.
    Type: Grant
    Filed: March 11, 2020
    Date of Patent: February 13, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Fangdong Chen
  • Patent number: D1013754
    Type: Grant
    Filed: January 23, 2020
    Date of Patent: February 6, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Qiang Liu
  • Patent number: D1019732
    Type: Grant
    Filed: July 24, 2019
    Date of Patent: March 26, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventor: Rongwei Ma
  • Patent number: D1023100
    Type: Grant
    Filed: July 13, 2020
    Date of Patent: April 16, 2024
    Assignee: Hangzhou Hikvision Digital Technology Co., Ltd.
    Inventor: Zheyun Wang
  • Patent number: D1026064
    Type: Grant
    Filed: April 8, 2022
    Date of Patent: May 7, 2024
    Assignee: HANGZHOU HIKVISION DIGITAL TECHNOLOGY CO., LTD.
    Inventor: Huifeng Jin