Company Filing History:
Years Active: 2022
Title: Nathan Joseph Greenfield: Innovator in FMCW LiDAR Technology
Introduction
Nathan Joseph Greenfield is a notable inventor based in Bozeman, Montana. He has made significant contributions to the field of light detection and ranging (LiDAR) technology. His innovative work focuses on frequency-modulated continuous-wave (FMCW) methods and apparatuses, which have applications in various industries.
Latest Patents
Greenfield holds a patent for FMCW LiDAR methods and apparatuses, which includes examples that utilize feedback loops. This patent describes methods and apparatuses for FMCW LiDAR, emphasizing high-closed-loop bandwidth and active feedback applied to laser frequency chirps. These advancements aim to enhance the free-running laser coherence length, facilitating long-range FMCW distance measurements. The patent also details the use of an asymmetric sideband generator within an active feedback loop to achieve higher closed-loop bandwidth. Furthermore, it describes the use of a single shared reference interferometer within multiple active feedback loops to increase the coherence length of multiple chirped lasers.
Career Highlights
Greenfield is currently associated with Bridger Photonics, Inc., where he continues to develop innovative technologies in the field of LiDAR. His work has positioned him as a key figure in advancing the capabilities of laser-based measurement systems.
Collaborations
Throughout his career, Greenfield has collaborated with talented individuals such as Michael James Thorpe and Jason Brasseur. These collaborations have contributed to the development of cutting-edge technologies in the field.
Conclusion
Nathan Joseph Greenfield's contributions to FMCW LiDAR technology demonstrate his commitment to innovation and excellence. His work continues to influence the field and pave the way for future advancements in laser measurement systems.