Results 211 to 220 of about 5,116 (261)

Ultrafast Response of Arrayed Waveguide Gratings [PDF]

open access: yesIEEE Journal of Quantum Electronics, 2007
The ultrafast limit of the response of arrayed waveguide gratings is studied both theoretically and experimentally. We present new experimental results that show that interference occurs inside of an arrayed waveguide pulse shaper even when pulses that travel through different paths do not overlap.
Luis Grave de Peralta, A A Bernussi
exaly   +2 more sources

Arrayed Waveguide Grating DWDM Interleaver

Optical Fiber Communication Conference and International Conference on Quantum Information, 2001
Arrayed waveguide grating DWDM interleavers are proposed and analyzed. With simple design rules, interleavers with low channel cross-talk and flat-top passband can be easily implemented.
null Ding-wei Huang   +2 more
openaire   +1 more source

Silicon Nitride Arrayed Waveguide Grating with a Waveguide Superlattice

Conference on Lasers and Electro-Optics, 2020
A compact 100-GHz 1 x 8 arrayed waveguide grating with 3 dB insertion loss and -20 dB crosstalk, enabled by a novel concept of waveguide superlattice, is experimentally demonstrated.
Qi Han, Michael Menard, Wei Shi
openaire   +1 more source

Arrayed-waveguide grating multiplexers

OSA Annual Meeting, 1993
The arrayed-waveguide grating consists of input/output waveguides, two focusing concave slab waveguide regions and a phase-array of multiple channel waveguides with the path length difference ΔL between the adjacent waveguides. The light beam from the input waveguide radiates to the slab waveguide and then couples into the arrayed channel waveguides ...
K. Okamoto, H. Takahashi
openaire   +1 more source

Raman spectroscopy with an integrated arrayed-waveguide grating

Optics Letters, 2011
An integrated arrayed-waveguide grating fabricated in silicon-oxynitride technology is applied to Raman spectroscopy. After its validation by reproducing the well-known spectrum of cyclohexane, polarized Raman spectra are measured of extracted human teeth containing localized initial carious lesions.
Ismail, N.   +8 more
openaire   +5 more sources

Array waveguide gratings

Summaries of Papers Presented at the Lasers and Electro-Optics. CLEO '02. Technical Diges, 2003
Summary form only given. Fundamental operational principles and key features of AWGs are described. Then, the current performance and future prospects of AWGs and planar lightwave circuits (PLCs) are discussed. Channel numbers of AWGs have dramatically increased up to 400 ch in single wafers. In multi-chip configurations (tandem AWGs), 1010 ch has been
openaire   +1 more source

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