Title :
Rapidly reconfigurable 8-bit chip-scale true-time-delay module for high-bandwidth-preserving, multi-aperture, free-space laser-communication transmitter
Author :
Sumida, David S. ; Wang, Shuoqin ; Pepper, David M.
Author_Institution :
Hughes Res. Labs., Malibu, CA, USA
Abstract :
Using a true-time-delay chip-scale module, free-space 1.55-μm beam-steering over ±40° field-of-view with 2-ps laser pulses is reported. The measured reconfiguration speed of this 8-bit-programmable module (0 ps to 256 ps, 1-ps increments) is ∼400μs.
Keywords :
beam steering; chip scale packaging; delay circuits; laser beams; modules; optical links; optical transmitters; 0 to 256 ps; 1.55 micron; eight-bit-programmable module; free-space beam-steering; free-space laser-communication transmitter; high-bandwidth-preservation; laser pulse; multiaperture communication transmitter; true-time-delay chip-scale module; Apertures; Delay effects; Integrated optics; Optical arrays; Optical interferometry; Optical pulses; Optical refraction; Optical transmitters; Phased arrays; Switches;
Conference_Titel :
Lasers and Electro-Optics, 2005. (CLEO). Conference on
Print_ISBN :
1-55752-795-4
DOI :
10.1109/CLEO.2005.201905
