Inventor · Hangzhou City, CN

Yunjiang Rao

15Patents
1h-index
43Co-inventors
50Inventor score

Filing activity: Mar 9, 2014 → Jun 5, 2023

Most-cited inventions

PatentTitleAreaCited byStatus
US10620038B2 Distributed optical fiber sensing signal processing method for safety monitoring of underground pipe network Electricity 1 Active
US11209472B2 Fully distributed magnetic adsorption multi-parameter sensing cable Physics 1 Active
US9163960B2 Long-distance polarization and phase-sensitive optical time-domain reflectometry based on random laser amplification Physics 1 Active
US11562224B2 1D-CNN-based distributed optical fiber sensing signal feature learning and classification method Physics 1 Active
US9679478B2 Online traffic volume monitoring system and method based on phase-sensitive optical time domain reflectometry Physics 0 Active
US11875246B2 Intelligent FODAS system and method based on AI chip Physics 0 Active
US12360267B2 Intelligent geophysical data acquisition system and acquisition method for shale oil and gas optical fiber Physics 0 Active
US10985520B2 Long-distance fiber optic distributed acoustic sensing amplification system and method thereof Electricity 0 Active
US10996101B2 Distributed acoustic sensing system based on space-division multiplexing with multi-core fiber Physics 0 Active
US10491298B2 Hybrid random fiber laser distributed amplification method based on erbium fiber with low doping concentration Electricity 0 Active
US11874146B1 Distributed acoustic sensing system based on random laser amplification and scattering enhanced optical fiber Physics 0 Active
US9841349B2 Method for distributedly measuring polarization transmission matrices of optical fiber and system thereof Physics 0 Active
US10620448B2 Speckle-free imaging light source based on random fiber laser using strong-coupling multi-core optical fiber Electricity 0 Active
US10644475B2 Random distributed Rayleigh feedback fiber laser based on double-cladding weakly ytterbium-doped fiber Electricity 0 Active
US10564012B2 Method of improving measurement speed of distributed optical fiber sensor by adopting orthogonal signals and system thereof Physics 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.