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HANGZHOU DANGHONG TECH CO LTD

Overview
  • Total Patents
    44
  • GoodIP Patent Rank
    34,659
  • Filing trend
    ⇩ 57.0%
About

HANGZHOU DANGHONG TECH CO LTD has a total of 44 patent applications. It decreased the IP activity by 57.0%. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology, digital networks and computer technology are ENVIVIO FRANCE, ACTIVEVIDEO NETWORKS INC and SICHUAN JINWANGTONG ELECTRONIC SCIENCE & TECHNOLOGY CO LTD.

Patent filings in countries

World map showing HANGZHOU DANGHONG TECH CO LTDs patent filings in countries
# Country Total Patents
#1 China 44

Patent filings per year

Chart showing HANGZHOU DANGHONG TECH CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Chen Yong 16
#2 Sun Yanlong 10
#3 Xie Yaguang 7
#4 Liao Yi 6
#5 Jiang Wenxiang 6
#6 Huang Jin 6
#7 Qiu Hao 5
#8 She Yongtao 5
#9 Wang Xuehui 4
#10 Wang Jianwei 4

Latest patents

Publication Filing date Title
CN110971900A Code rate control method suitable for 4K and 8K ultrahigh-definition motion flat video
CN109921937A The test macro and method that a kind of pair of stream protocol long-time task is verified automatically
CN109714595A A kind of parallel intra prediction coding/decoding method based on AVS2
CN109523844A A kind of virtually live streaming simulation teaching system and method
CN109246115A Session Initiation Protocol wireless network monitoring method at GB28181
CN109151387A A kind of dollying head recognition of face low latency solution based on webRTC
CN107087163A A kind of coding method of lifting HDR Subjective video qualities
CN106937119A A kind of multi-picture signal player method
CN106804006A A kind of VR panoramic videos barrage comments on put-on method and system
CN106937115A The method for carrying out bit number training to bit number fallout predictor in Video coding
CN106792145A A kind of method and apparatus of the automatic overlapping text of audio frequency and video
CN106791933A The method and system of the online quick editor's video based on web terminal
CN106791865A The method of the self adaptation form conversion based on high dynamic range video
CN106657714A Method for improving viewing experience of high dynamic range video
CN106791929A A kind of video file real-time transcoding method
CN106657123A Live broadcast time shifting scheme based on hls protocol
CN106791922A A kind of decoding and fault tolerance method for GPU hardware video
CN106791861A A kind of DNxHD VLC coding methods based on CUDA frameworks
CN106790996A Mobile phone virtual reality interactive system and method
CN106658024A Fast video coding method