Inventor

DU JIANCHENG

CN4 patents

⚠️ This page may combine multiple inventors who share the name “DU JIANCHENG”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUAWEI TECH CO LTD

2 patents

US7283787B2Oct 16, 2007

Direct amplifying station and positioning method for mobile station thereof

HUAWEI TECH CO LTD12 citations80

US9572141B2Feb 14, 2017

Method, apparatus and system for bearing circuit switched domain service data over radio bearer

HUAWEI TECH CO LTD1 citations58

TANG ZONGQUAN

2 patents

US9848429B2Dec 19, 2017

Method, apparatus and system for bearing circuit switched domain service data over radio bearer

TANG ZONGQUAN1 citations55

US9565683B2Feb 7, 2017

Method, apparatus and system for bearing circuit switched domain service data over radio bearer

TANG ZONGQUAN1 citations55