Qin Zheng

Title: **Innovative Contributions of Inventor Qin Zheng**

Introduction

Qin Zheng is a notable inventor based in Belmont, Massachusetts, known for his significant contributions to the fields of digital communications and network management. With a total of eight patents, Zheng has focused on enhancing quality of service (QoS) in data transmission, particularly through Asynchronous Transfer Mode (ATM) and Internet Protocol (IP) systems.

Latest Patents

Among his latest patents, one is titled "Quality of service facility in a device for performing IP forwarding and ATM switching." This invention addresses the need for improved QoS features in digital communication nodes. The facility comprises multiple logical input and output ports, ATM switching elements, IP routing elements, and QoS elements. The innovative design ensures the effective transfer of ATM data cells and IP data packets while prioritizing and managing data flow based on QoS features associated with both types of data.

Another of his recent patents is the "Queue length based ABR flow control system." This patent presents a traffic management system for ATM networks aimed at implementing rate-based available bit rate (ABR) flow control. The approach utilizes a novel queue length-based method for calculating the cell rate at which a source system can send cells, providing enhanced stability and performance in flow control when compared to previous systems.

Career Highlights

Qin Zheng has made a remarkable impact during his tenure at various esteemed organizations, including Mitsubishi Electric Research Laboratories, Inc. and Mitsubishi Electric Information Technology Center America, Inc. His work has significantly advanced the capabilities of digital communication technology, particularly in improving data transfer reliability and efficiency.

Collaborations

Throughout his career, Zheng has collaborated with notable colleagues, including John H. Howard and Hugh C. Lauer, who have contributed to his innovative research and developments. These collaborations have fostered a conducive environment for pioneering advancements in network solutions.

Conclusion

Qin Zheng's contributions to the fields of digital communication and network management underline his expertise and innovative spirit. His patents reflect a commitment to improving data transmission systems, ensuring their reliability and effectiveness in an increasingly digital world. As he continues to push the boundaries of technology, his work remains an integral part of modern communication infrastructure.