Learn more

NAT TIME SERVICE CT CAS

Overview
  • Total Patents
    246
  • GoodIP Patent Rank
    7,536
  • Filing trend
    ⇧ 91.0%
About

NAT TIME SERVICE CT CAS has a total of 246 patent applications. It increased the IP activity by 91.0%. Its first patent ever was published in 2006. It filed its patents most often in China. Its main competitors in its focus markets measurement, telecommunications and digital networks are UNICORE COMM INC, SIRF TECH INC and SEPTENTRIO N V.

Patent filings in countries

World map showing NAT TIME SERVICE CT CASs patent filings in countries
# Country Total Patents
#1 China 246

Patent filings per year

Chart showing NAT TIME SERVICE CT CASs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Lu Xiaochun 64
#2 Zhang Shougang 63
#3 Liu Tao 33
#4 Tu Rui 24
#5 Zhang Rui 23
#6 Zhang Pengfei 22
#7 Li Xiaohui 20
#8 Dong Ruifang 20
#9 Ruan Jun 18
#10 Hua Yu 18

Latest patents

Publication Filing date Title
CN112242843A Method and device for realizing high-contrast CPT (coherent population trapping) reverse phase detection
CN112260056A Fast frequency tuning external cavity semiconductor laser
CN112235033A GNSS common-view system based on RDSS communication link
CN112198537A Rowland high-precision positioning resolving method based on difference
CN112182864A Method for selecting clock error prediction based on drift condition of hydrogen atomic clock
CN112083442A BPL (Business Process language) long wave data modulation design method based on additional modulation pulse
CN111948462A Coaxial structure broadband quantum microwave measuring device and method
CN111965578A Effective dielectric constant near-zero microwave excitation atomic magnetic resonance method and device
CN112148707A Data comprehensive management method
CN112180410A Navigation signal pseudo-range deviation correction method
CN112235056A Signal quality monitoring and evaluating system
CN112162969A Task management system and method
CN111856917A Small cold atomic clock device and method for timekeeping system
CN111913146A GNSS signal quality evaluation-based system calibration test method
CN111934792A Service performance testing method for Beidou satellite navigation signal quality evaluation
CN112130176A Identification method of navigation satellite signal emission channel
CN111929710A Delivery test method for Beidou satellite navigation signal quality assessment
CN111929708A Antenna and receiving channel calibration system and method for signal quality evaluation
CN112213742A Signal quality monitoring method for satellite navigation system
CN111929706A On-orbit testing method for Beidou satellite navigation signal quality evaluation