Inventor
FENG JIANGHUA
CN12 patents
⚠️ This page may combine multiple inventors who share the name “FENG JIANGHUA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD
6 patentsUS9837946B2Dec 5, 2017
Method and device for acquiring rotor position based on permanent magnet synchronous drive system
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD7 citations80
US10547382B2Jan 28, 2020
FSO communication system
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD3 citations63
US11427085B2Aug 30, 2022
Long stator power supply section and long stator linear motor for maglev train
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD0 citations48
US11252630B2Feb 15, 2022
Rail transit communication method and system
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD0 citations47
US11654945B2May 23, 2023
Safe and reliable method, device, and system for real-time speed measurement and continuous positioning
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD0 citations39
US10374545B2Aug 6, 2019
Rotor temperature monitoring method and system for permanent magnet synchronous motor
CRRC ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD0 citations36
CRRC ZHUZHOU INST CO LTD
4 patentsUS10122176B2Nov 6, 2018
Photovoltaic intelligent power supply
CRRC ZHUZHOU INST CO LTD4 citations65
US10257719B2Apr 9, 2019
Method and device for wireless topology discovery for train backbone networks
CRRC ZHUZHOU INST CO LTD0 citations39
US10661666B2May 26, 2020
Traction distribution method and system of power-distributed train
CRRC ZHUZHOU INST CO LTD0 citations33
US10263556B2Apr 16, 2019
Method and system for correcting initial zero offset
CRRC ZHUZHOU INST CO LTD0 citations33
CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD
2 patentsUS10033313B2Jul 24, 2018
Control method for restarting permanent magnet synchronous motor with speed, device and system thereof
CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD4 citations65
US9991829B2Jun 5, 2018
Direct-axis current protection method and device for permanent magnet synchronous motor drive system
CSR ZHUZHOU ELECTRIC LOCOMOTIVE RES INSTITUTE CO LTD0 citations35