Inventor
XU GUIJIN
CN9 patents
⚠️ This page may combine multiple inventors who share the name “XU GUIJIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HUAWEI TECH CO LTD
4 patentsUS9007989B2Apr 14, 2015
Method, apparatus, and system for time synchronization
HUAWEI TECH CO LTD4 citations71
US7804940B2Sep 28, 2010
Subscriber line testing system, broadband line card and broadband/narrowband telecommunication system
HUAWEI TECH CO LTD4 citations61
US8718213B2May 6, 2014
Clock synchronization method, apparatus, and system
HUAWEI TECH CO LTD0 citations50
US10135602B2Nov 20, 2018
Method, apparatus, and system for time synchronization of XDSL
HUAWEI TECH CO LTD0 citations49
XU GUIJIN
3 patentsUS8432851B2Apr 30, 2013
Method, apparatus, and system for time synchronization
XU GUIJIN131 citations96
US8886986B2Nov 11, 2014
Clock synchronization method, customer premises equipment and clock synchronization system
XU GUIJIN2 citations60
US8442175B2May 14, 2013
Method, apparatus, and system for time synchronization of XDSL
XU GUIJIN2 citations58