Spacecraft Sensor to Measure Pointing Jitter Using Laser Speckle Correlation Length

Issue

Date

Nov 24, 2015

Publication Date

Apr 12, 2012

Patent No.

9,195,071

Category

Device or Machine

Inventor(s): Thomas G. Chrien

Full Patent Listing

A jitter sensor including a light source and a light sensor utilizes speckle pattern analysis to detect motion.

Keywords: sensor, jitter

International Class: G01B9/02, B64G1/66, G01H9/00, G02B27/48, G02B27/64, H04N5/232, G01B11/27