The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Oct. 24, 2023

Filed:

May. 15, 2020
Applicant:

Silc Technologies, Inc., Monrovia, CA (US);

Inventors:

Bradley Jonathan Luff, La Canada Flintridge, CA (US);

Dazeng Feng, El Monte, CA (US);

Mehdi Asghari, La Canada Flintridge, CA (US);

Majid Boloorian, San Diego, CA (US);

Assignee:

SiLC Technologies, Inc., Monrovia, CA (US);

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G01C 3/08 (2006.01); G01S 7/4911 (2020.01); G01S 7/481 (2006.01); G01S 7/34 (2006.01);
U.S. Cl.
CPC ...
G01S 7/4911 (2013.01); G01S 7/34 (2013.01); G01S 7/4815 (2013.01);
Abstract

A Frequency Modulated Continuous Wave (FMCW) LIDAR system has a LIDAR chip configured to output a LIDAR output signal with a wavelength between 1290 nm and 1310 nm. The LIDAR chip is also configured to receive a LIDAR input signal from off of the LIDAR chip. The LIDAR input signal including light from the LIDAR output signal after reflection of the LIDAR output signal by an object located off the LIDAR chip. The LIDAR chip is configured to generate a composite signal that includes light from a comparative light signal and light from a reference signal. The comparative signal includes light from the LIDAR output signal but the reference signal does not include light from the LIDAR output signal.


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