Ling Jiang

Title: **Ling Jiang: Innovator in IMS Gateway Systems and Parallel Plate Diodes**

Introduction

Ling Jiang, an accomplished inventor based in Beijing, China, has made significant contributions to the field of communication technology through his innovations. With a total of two patents, Jiang's work primarily focuses on systems that enhance the efficiency of session control and online charging in communication networks.

Latest Patents

Jiang's latest patents demonstrate his expertise in advanced technological solutions. One notable invention is the **IMS Gateway Systems and Methods**, designed to provide online charging for IMS (IP Multimedia Subsystem) sessions. This innovative system operates based on a state machine, executing various charging triggers and controlling IMS sessions effectively. The system transmits an initial credit control request message to an online charging system (OCS) upon the reception of a session initiation message from a first subscriber. Additionally, it manages session acceptance and termination through respective credit control messages. The ability of the IMS gateway system to respond to session control messages and charging messages adds significant utility to online charging processes.

Another key invention is the **Parallel Plate Diode**, consisting of metal electrodes and a semiconductor material layer. This diode features two thin metal plates arranged in parallel, with a semiconductor layer sandwiched between them. Notably, one metal electrode is designed with a series of recesses that facilitate optimal performance. These well-shaped cavities, featuring diameters of less than 4 micrometers, contribute to the diode's capability to produce current and voltage in a closed loop circuit without the need for bias voltage or current.

Career Highlights

Throughout his career, Ling Jiang has worked with prominent organizations that have shaped his innovative journey. He has been affiliated with **Alcatel-Lucent** and the **Chinese Academy of Sciences**, where he honed his skills and contributed to groundbreaking projects.

Collaborations

Jiang's professional collaborations include notable peers such as Yigang Cai and Sheng Chen, who have also contributed to advancements in technology and innovation. Their collective efforts reflect the importance of teamwork in driving technological progress.

Conclusion

Ling Jiang's contributions to innovation, particularly through his patents in IMS gateway systems and parallel plate diodes, highlight the significant role of inventors in the evolution of communication technologies. His work not only enhances online charging processes but also demonstrates the potential of semiconductor innovations. As he continues to push the boundaries of technology, Jiang remains a pivotal figure in the landscape of modern inventions.