Peter G Johnson

Title: Peter G Johnson: Innovator in Network Testing Technologies

Introduction

Peter G Johnson is a notable inventor based in Andover, MA (US). He has made significant contributions to the field of network testing technologies, holding a total of 3 patents. His work focuses on improving the efficiency and effectiveness of Ethernet powered devices and network interfaces.

Latest Patents

One of his latest patents is titled "Method and apparatus for evaluating Ethernet powered devices." This invention includes an apparatus designed to test Ethernet powered devices, featuring a processor with a power negotiation supervisor, a DC power source, and a first interface with an Ethernet medium dependent interface. The apparatus is equipped with a coupling circuit that inserts DC power onto one or more wire pairs of the first interface. Additionally, it includes a first bridging circuit and a measuring circuit to assess the characteristics of DC power delivered to the Ethernet powered device. The DC power source can be configured over a range of voltage levels, allowing for multiple operating voltages to be applied to the device, while the power negotiation supervisor processes power negotiation protocol messages.

Another significant patent by Johnson is "Method and apparatus for testing network interfaces." This invention provides a system to measure transceiver parameters and test network interfaces at a physical layer without the need for specialized interface fixtures or excessive preparation and intervention.

Career Highlights

Peter G Johnson is currently employed at Sifos Technologies, Inc., where he continues to innovate and develop advanced testing solutions for network technologies. His expertise in the field has positioned him as a key contributor to the company's success.

Collaborations

Throughout his career, Johnson has collaborated with notable colleagues, including Kendrick R Bennett and John H Skinner. These partnerships have fostered a collaborative environment that encourages innovation and the sharing of ideas.

Conclusion

Peter G Johnson's contributions to network testing technologies have made a significant impact in the industry. His innovative patents and collaborative efforts continue to advance the field, showcasing his dedication to improving network performance and reliability.