Inventor

LI XIANG YANG

CN9 patents

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

ALCATEL LUCENT USA INC

4 patents

US7940904B2May 10, 2011

Converged offline charging and online charging

ALCATEL LUCENT USA INC26 citations92

US7599478B2Oct 6, 2009

IMS gateway systems and methods for online charging in IMS networks

ALCATEL LUCENT USA INC14 citations83

US7548743B2Jun 16, 2009

Call control with converged application server logic and gateway logic in IMS networks

ALCATEL LUCENT USA INC15 citations83

US9775018B2Sep 26, 2017

Offline charging for proximity services

ALCATEL LUCENT USA INC5 citations72

CAI YIGANG

2 patents

US8406732B2Mar 26, 2013

Rule based hierarchical account resource management system and method

CAI YIGANG4 citations62

US8228925B2Jul 24, 2012

Interactive voice response system for online and offline charging and for multiple networks

CAI YIGANG4 citations62

LUCENT TECHNOLOGIES INC

1 patent

US7170982B2Jan 30, 2007

Call authorization and billing message routing capability

LUCENT TECHNOLOGIES INC33 citations89

NOKIA SOLUTIONS & NETWORKS OY

1 patent

US10764073B2Sep 1, 2020

Controlling communications

NOKIA SOLUTIONS & NETWORKS OY0 citations37

LI XIANG YANG

1 patent

US7798028B2Sep 21, 2010

Transmission system

LI XIANG YANG0 citations32