US Patent No. 9,903,757


Patent No. 9,903,757
Issue Date February 27, 2018
Title Active Multi-spectral Sensor
Inventorship Daniel Yap, Newbury Park, CA (US)
Brian Neff, Solana Beach, CA (US)
Assignee HRL Laboratories, LLC, Malibu, CA (US)

Claim of US Patent No. 9,903,757

1. A sensor comprising:
a plurality of laser transmitter units, wherein each of the plurality of laser transmitter units is configured to transmit
a light beam having a plurality of wavelengths;

a photodetector; and
an optical system coupled to the plurality of laser transmitter units and the photodetector;
wherein the optical system directs the light beam from each of the laser transmitter units onto a same illuminated spot on
a probed surface; and

wherein the optical system collects light from the same illuminated spot and directs the light to the photodetector.