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Design of 2D Optical Phased Array Emitters with Half-wavelength Spacing and Less Than -20 dB Crosstalk
- Source :
- Conference on Lasers and Electro-Optics.
- Publication Year :
- 2020
- Publisher :
- Optica Publishing Group, 2020.
-
Abstract
- We propose a multi-layered, 2D optical phased array capable of 180°× 180° beam steering range without wavelength tuning. Evanescent coupling between half-wavelength spaced waveguides is suppressed below –20 dB through index-mismatch and extreme skin-depth metamaterial waveguides.
- Subjects :
- Coupling
Materials science
Evanescent wave
Phased-array optics
business.industry
Beam steering
Physics::Optics
Metamaterial
02 engineering and technology
021001 nanoscience & nanotechnology
01 natural sciences
010309 optics
Crosstalk
Wavelength
Optics
0103 physical sciences
0210 nano-technology
business
Optical arrays
Subjects
Details
- Database :
- OpenAIRE
- Journal :
- Conference on Lasers and Electro-Optics
- Accession number :
- edsair.doi...........95fafa74fb8803bb611db47d9b5f51b4