J Grinberg, TR O'Meara, Y Owechko, ME Pedinoff… - 1990 - osti.gov
This paper describes an optical beam steering system. It comprises: liquid crystal beam deflection elements arranged in an array, the elements for independently deflecting through …
J Stockley, S Serati - Free-space laser communications IV, 2004 - spiedigitallibrary.org
A space platform for optical communications could benefit from nonmechanical beam steering in which no inertia is used to redirect the laser communications link. This benefit is …
A Tanone, Z Zhang, CM Uang, FTS Yu… - Microwave and …, 1994 - Wiley Online Library
A blazed grating can be generated using a programmable liquid‐crystal television (LCTV) panel. Despite the effects of phase mismatch, phase quantization, and pixel addressing of …
There are many existing and potential applications which can take advantage of the controlled steering of a beam of light. Of the many technologies which can accomplish this …
N Collings, W Crossland, MM Redmond… - US Patent …, 2016 - Google Patents
The invention relates to optical beam steering. There is described an optical beam steering apparatus, comprising: a splitter arranged to split an optical beam into at least a first part …
AF Fray, D Jones - Electronics Letters, 1975 - ui.adsabs.harvard.edu
Large-angle beam deflector using liquid crystals - NASA/ADS Now on home page ads icon ads Enable full ADS view NASA/ADS Large-angle beam deflector using liquid crystals Fray, AF ; …
M Holmes - US Patent 7,417,706, 2008 - Google Patents
A beam steering device uses a liquid crystal with an array of back electrodes. Voltages are applied to the array to cause a desired phase distribution across the array, the distribution …
V Presniakov, K Asatryan, A Zohrabyan… - US Patent …, 2018 - Google Patents
Liquid crystal light beam control devices and their manufacture are described. Beneficial aspects of beam broadening devices employed for controlled illumination and architectural …