Location History:
- El Cajon, CA (US) (1980 - 1983)
- Altadena, CA (US) (1991 - 1997)
Company Filing History:
Years Active: 1980-1997
Title: **John M. McCool: Innovator in Acoustic Telemetry and Sonar Technology**
Introduction
John M. McCool, an inventive mind based in El Cajon, California, has made significant contributions to the field of underwater acoustics and sonar technology. With a total of six patents to his name, McCool's innovations focus on enhancing sonar systems, particularly in the areas of signal processing and data transmission.
Latest Patents
Two of John McCool's latest patents exemplify his inventive prowess. The first is a "Pulse coded sonar having improved Doppler determination feature," which involves sampling, time compressing, and storing incoming sonar signals for improved accuracy in echo detection. This innovation allows for the effective processing of received echoes through an advanced correlation detection device, ensuring the correct compensation of pulse-coded signals.
The second patent is for an "Acoustic underwater telemetry system," which facilitates communication between a free-rung, deep-operating sonar platform and a surface ship. This system is designed to transmit both analog sonar information and digital commands, requiring over 32 channels of analog information to operate effectively. By employing a frequency-diversity encoding scheme, McCool addresses the challenges posed by acoustic energy absorption in seawater and incorporates phase-lock loop techniques to manage Doppler shifts.
Career Highlights
Throughout his career, John McCool has worked with notable organizations, including the United States of America, as represented by the Secretary of the Navy, and GTI. His contributions have significantly advanced the capabilities of sonar technologies used in various marine applications.
Collaborations
McCool has collaborated with esteemed colleagues in his field, including Bernard Widrow and James R. Zeidler. Their combined expertise has contributed to the development of sophisticated sonar systems and telemetry solutions.
Conclusion
John M. McCool stands out as a prominent inventor whose work in sonar technology and underwater acoustics continues to impact marine research and operations. His innovative patents demonstrate a commitment to enhancing data transmission and signal processing in challenging underwater environments, solidifying his legacy as a key figure in the field.