Figure 6.
The optical phased array consists of 16 parallel grating couplers spaced 2 μm apart. θ: outcoupling angle along the waveguide axis. ψ: outcoupling angle perpendicular to the waveguide axis. The inset shows the far-field image [34].
The optical phased array consists of 16 parallel grating couplers spaced 2 μm apart. θ: outcoupling angle along the waveguide axis. ψ: outcoupling angle perpendicular to the waveguide axis. The inset shows the far-field image [34].