Philip T Martin

Title: Philip T Martin - Innovator in Electronic Communication Technologies

Introduction

Philip T Martin, a prolific inventor based in Raleigh, NC, holds a remarkable portfolio of eight patents. His contributions primarily focus on advancements in electronic communication technologies, showcasing his expertise and innovative mindset in the field.

Latest Patents

Among his notable inventions, two stand out for their ingenuity and practical applications:

1. **Electronic Hybrid Having Synthesized Impedance Circuitry** - This patent involves an electronic hybrid circuit that effectively couples a two-wire communication path to a four-wire communication path. The innovation includes amplifier circuits equipped with reactive feedback paths. This configuration allows the output impedance of each amplifier to approximate zero ohms at DC while maintaining a predetermined value at audio frequencies. The design incorporates battery and voice signal injection on the two-wire path and features serially connected diodes to protect against lightning strikes.

2. **Two-Wire/Four Wire Communication Interface with Noise Rejection** - In this invention, a subscriber line interface circuit is devised for telephone systems, facilitating the interconnection between two-wire and four-wire telephone channels. This circuit employs a pair of power amplifiers that utilize complementary circuitry, ensuring effective coupling to the two-wire channel. The aim is to provide DC electrical excitation and achieve impedance matching across the voice frequency spectrum. This design minimizes power dissipation while enhancing voice and data signal coupling. Additionally, the system incorporates strategies to reject power line noise through transistor biasing circuits and feedback mechanisms.

Career Highlights

Philip T Martin’s career has seen him contribute significantly to companies like ITT Corporation and Interlake, Inc. His work during this time has been marked by a commitment to innovation and the development of communication technologies that have made a lasting impact on the industry.

Collaborations

Throughout his career, Martin has collaborated with notable professionals such as Robert C Burgener and John J Lord. These partnerships have allowed for the exchange of ideas and expertise, further enhancing the development of his groundbreaking inventions.

Conclusion

Philip T Martin’s dedication to innovating within the realm of electronic communication technology, exemplified by his eight patents, underscores his status as a significant figure in the field. His inventive spirit and collaborative efforts continue to influence advancements in communication systems, paving the way for future innovations.