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Shanghai tianhe electronic information co ltd

Overview
  • Total Patents
    47
  • GoodIP Patent Rank
    33,821
  • Filing trend
    ⇩ 72.0%
About

Shanghai tianhe electronic information co ltd has a total of 47 patent applications. It decreased the IP activity by 72.0%. Its first patent ever was published in 2008. It filed its patents most often in China. Its main competitors in its focus markets audio-visual technology and computer technology are LEE YUN-GU, DEMOS GARY A and GENIP PTE LTD.

Patent filings in countries

World map showing Shanghai tianhe electronic information co ltds patent filings in countries
# Country Total Patents
#1 China 47

Patent filings per year

Chart showing Shanghai tianhe electronic information co ltds patent filings per year from 1900 to 2020

Focus industries

Focus technologies

Top inventors

# Name Total Patents
#1 Lin Tao 46
#2 Zhao Liping 2
#3 Tao Lin 1

Latest patents

Publication Filing date Title
CN112104876A Data compression method and device for performing multi-set coefficient component conversion on prediction residual error
CN111683247A Inter-component self-prediction data compression method and device with multiple weight reducible component numbers
CN111641827A Data compression method and device for prediction residual entropy coding by switching multiple schemes
CN111385555A Data compression method and device for inter-component prediction of original and/or residual data
CN110944190A Image compression method and device for special historical recent motion vector prediction candidate set
CN110944178A Data compression method and apparatus using multiple candidate sets associated with coding parameters
CN110662029A Data compression method and device for dynamically and adaptively limiting value range
CN110662028A Data compression method and device for encoding parameters by hierarchically defined subsets
CN111479116A Data compression method and device for equal bit precision prediction, mapping and segmented coding
CN111131826A Data compression method and device for fixed-length code unit containing multiple coding parameter variable-length codes
CN110858900A Data compression method and device for multiplexing simplified inverse quantization multiplication factor and displacement table
CN108989800A The data compression method and device of compressed data byte stream are generated using byte as unit
CN108235007A Each pattern uses the data compression method and device of different accuracy coding parameter of the same race
CN107770527A Use neighbouring coding parameter and the data compression method and device of nearest coding parameter
CN107493480A Prediction or direct mode carry out the data compression method and device of displacement vector coding
CN107483968A Use multiple code word sets and the data compression method and device of dynamic corresponding relation
CN107483962A Use the data compression method and device for associating more segment encodes
CN108989807A Each component uses the data compression method and device of respective corresponding data array format
CN108989819A Each mode uses the data compression method and device of respectively corresponding color space
CN108989810A The data compression method and device of byte stream or bit stream is respectively adopted in different components