Patent ID: 11858533
Assignee: AURORA OPERATIONS, INC.
Field: Measurement (Instruments)
Classification: CPC B  G | IPC B  G

Claim 12:
13. A autonomous vehicle, comprising:
a light detection and ranging (lidar) system comprising:
a laser source configured to output a beam,
a transmitter configured to transmit a transmit signal that is generated based on the beam,
a receiver configured to receive a return signal reflected by an object, and
one or more optics configured to generate a first signal and a second signal based on the return signal wherein the first signal and the second signal have different polarizations;

at least one of a steering system or a braking system; and
a vehicle controller comprising one or more processors configured to:
calculate a reflectivity value of the object based on a ratio of a signal-to-noise ratio (SNR) value of the first signal and a SNR value of the second signal;
determine a type of the object based on the reflectivity value of the object; and
control operation of the at least one of the steering system or the braking system based on the type of the object.