N x N Cyclic-Frequency Router With Improved Performance Based on Arrayed-Waveguide Grating
Interleave Filter Based on Coherent Optical Transversal Filter
Optical-Signal-Processing Device Based on Waveguide-Type Variable Delay Lines and Optical Gates
Uniform Wavelength Spacing Mach-Zehnder Interferometer Using Phase-Generating Couplers
Optical Spotsize Converter Using Narrow Laterally Tapered Waveguide for Planar Lightwave Circuits
Compact and Low-Loss Interleave Filter Employing Lattice-Form Structure and Silica-Based Waveguide