Chao Liang Zhang

Title: Chao Liang Zhang: Innovator in IMS Gateway Systems

Introduction

Chao Liang Zhang is a prominent inventor based in Beijing, China. He has made significant contributions to the field of telecommunications, particularly in the development of IMS gateway systems. His innovative work has led to the filing of a patent that enhances online charging for IMS sessions.

Latest Patents

Chao Liang Zhang holds a patent for "IMS gateway systems and methods." This patent describes a system that provides online charging for IMS sessions. The IMS gateway system operates based on a state machine to deliver charging triggers and control IMS sessions. For instance, upon receiving a session initiation message from a first subscriber, the system transmits an initial credit control request message to an online charging system (OCS). Additionally, it sends an update credit control request message upon receiving a session acceptance message from a second subscriber. The system can also transmit a termination credit control request message in response to a session termination message. This innovative approach allows for efficient online charging based on various session control messages.

Career Highlights

Chao Liang Zhang is currently employed at Alcatel Lucent, where he continues to work on advancing telecommunications technologies. His expertise in IMS systems has positioned him as a valuable asset in his field.

Collaborations

Chao Liang Zhang collaborates with talented colleagues, including Ling Jiang and Sheng Chen. Their combined efforts contribute to the development of cutting-edge technologies in the telecommunications sector.

Conclusion

Chao Liang Zhang's contributions to IMS gateway systems exemplify his innovative spirit and dedication to advancing telecommunications technology. His patent reflects a significant step forward in online charging for IMS sessions, showcasing his expertise and commitment to the field.