grating based waveguide devices
Subwavelength grating waveguide devices for telecommunications applications
... optical waveguide with an SWG metamaterial core by Bock et ...SWG waveguide-based devices such as couplers and beam splitters, both directional couplers (DCs), and multimode interference ...
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Subwavelength grating devices in silicon photonics
... SWG waveguide and the bend radius are instrumental in determining the total resonator losses, and hence, the Q-factor and ...rings based on SWG waveguides with a smaller duty cycle have a higher Q-factor ...
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Subwavelength grating filtering devices
... passive devices in silicon photonics has been the subject of intense research and a number of enabling technologies have been demonstrated ...subwavelength grating (SWG). An SWG is based on a ...
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Crosstalk Improvement of Array Waveguide Grating Based on Different Channels (64) Spacing
... [9].WDM simulation package is used to speed up the design process, reduce the fabrication runs and device costs. WDM-phasar is a powerful advanced software simulation used for design and modeling Phased Array ...
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Ultra Wide Wavelength Multiplexing/Demultiplexing Conventional Arrayed Waveguide Grating (AWG) Devices for Multi Band Applications
... AWG devices such as diffraction order, length difference of adjacent waveguides, focal path length, free spectral range or region, maximum number of input/output wavelength channels, and maximum number of arrayed ...
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Design of Optical Demultiplexer using Arrayed Waveguide Grating
... active devices. First one are based on prisms, diffraction gratings, and frequency filters and next are, Active demultiplexers are based on a arrangement of passive components and tunable detectors, ...
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PERFORMANCE EVALUATION OF 1.25×16 GB/S BIDIRECTIONAL DWDM PASSIVE OPTICAL NETWORK BASED ON CYCLIC AWG
... Arrayed Waveguide Grating (AWG) multiplexers/demultiplexers are planar devices which are based on an array of waveguides with both imaging and dispersive ...transmitter waveguide enters ...
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Characteristics of the Fabrication Materials Based Arrayed Waveguide Grating (AWG) in Passive Optical Networks (Pons)
... In the present paper, we have investigated two characteristics of three different waveguides employed in arrayed waveguide grating (AWG) in passive optical networks (PON) where rates of variations are ...
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Direct UV written waveguide devices
... tunable devices work on the principle of shifting the Bragg wavelength by modifying the effective refractive index of a waveguide in a multilayer substrate, which is related to the evanescent field sensing ...
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Advanced Bragg grating based integrated optical devices for wavelength division multiplexing systems
... optical devices for application in Wavelength Division Multiplexing (WDM) in optical communication ...Bragg grating based WDM passive devices, their performance characterization in simulated ...
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Development of non linear waveguide devices for optical signal processing
... long devices, made in batch ]2, was working within the tuneable range of the laser source so that it was impossible to test their conversion ...only devices from d3-09 to d3-12 have been poled in a reliable ...
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Low-optical-loss, low-resistance Ag/Ge based ohmic contacts to n-type InP for membrane based waveguide devices
... and grating coupling loss) measured just after contact deposition without ...Ge based on the resultant loss coefficients from Ag/Ge and Au/Ge and the WG ...is based on measurement data of crystalline ...
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A Geometrical Model for Arrayed Waveguide Grating Based Optical Multiplexer/Demultiplexer
... AWG based multiplexer and demultiplexer based on trigonometric ...are based on the assumption that these devices are linear, and hence the principle of superposition is ...
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A Complete Analytical Analysis and Modeling of Few Mode Non-Uniform Fiber Bragg Grating Assisted Sensing Waveguide Devices
... Bragg grating assisted devices supporting a few ...the grating using the matrix method of multimode coupled grating assisted coupler, for sensing ...technique based analysis were ...
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Arrayed waveguide grating
... arrayed waveguide gratings (AWG, also known as the optical phased-array—Phasor, phased-array waveguide grating—PAWG, and waveguide grating router—WGR) have become increasingly popular ...
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Path-dependent initialization of a single quantum dot exciton spin in a nanophotonic waveguide
... the grating couplers. A cross sectional modal field source in the waveguide emits into the waveg- uide mode, which is scattered out of the device plane by the ...the grating couplers for experimental ...
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Rapid Progress of a Thermal Arrayed Waveguide Grating Module for Dense Wavelength Division Multiplexing Applications
... material/Polyhexafluoro isopropyl 2-fluoroacrylate (PHFIP 2-FA) used as under cladding material, hybrid materials on a silicon substrate has parametrically investigated over wide range of the affecting parameters. ...
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An Efficient Mode Reduction Technique for Modeling of Waveguide Gratings
... Waveguide grating structures that are piecewise uniform and periodic in the longitudinal direction are widely used in many modern optical devices. Numerical simulations of the wavefields are essential ...
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Gallium and titanium diffused optical waveguide devices in sapphire
... the waveguide and the gain medium characteristics can be independently ...passive waveguide formed by introducing another ion can deliver pump power in waveguide circuits, since it would not absorb ...
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Rare-earth doped stripe waveguide laser devices
... the process remains uncertain, Sugui et al. have suggested that the refractive index change is due to the increase in polarisability, and to the photoelastic effect caused by the different size of the titanium and ...
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