Results 81 to 90 of about 3,999 (212)

Fabrication-constrained nanophotonic inverse design

open access: yesScientific Reports, 2017
A major difficulty in applying computational design methods to nanophotonic devices is ensuring that the resulting designs are fabricable. Here, we describe a general inverse design algorithm for nanophotonic devices that directly incorporates ...
Alexander Y. Piggott   +3 more
doaj   +1 more source

Enzyme-Based Multiplexer and Demultiplexer

open access: yes, 2016
A digital 2-to-1 multiplexer and a 1-to-2 demultiplexer were mimicked by biocatalytic reactions involving concerted operation of several enzymes. Using glucose oxidase (GOx) and laccase (Lac) as the data input signals and variable pH as the addressing ...
Mary A. Arugula (1269198)   +4 more
core   +1 more source

Experimental and theoretical evaluation of an ultrafast multihop packet-switched optical TDM network test bed [PDF]

open access: yes, 1998
Just recently, a network that has integrated many optical time-division multiplexing (TDM) technologies such as 100-Gbits/s packet compression and ultrafast demultiplexing has been demonstrated.
Glesk, Ivan   +17 more
core   +1 more source

Analysis of Wavelength Demultiplexer based on Photonic Crystals

open access: yes, 2005
A wavelength demultiplexer based on photonic crystal waveguide (PCW) couplers is presented. A numerical approach based on the two-dimensional finite-difference time domain is employed to analyse, design and optimise the wavelength demultiplexer based on ...
AbdelMalek, Fathi   +3 more
core   +1 more source

Figure 4.18: (a) Generic 1 to 8 demultiplexer (b) Truth table.

open access: yes, 2023
Figure 4.18: (a) Generic 1 to 8 demultiplexer (b) Truth table. The animation shows all possible values of select signals for the demultiplexer and the output each set of input values ...
Carpinelli, John D.
core   +1 more source

Optimising energy consumption in Nano‐cryptography: Quantum cellular automata‐based multiplexer/demultiplexer design

open access: yesIET Quantum Communication
Future global communications will depend heavily on nano‐communication networks, which use ultra‐low power nano‐circuits to transmit data efficiently at very high rates.
Aswathy N, N. M. Siva Mangai
doaj   +1 more source

Demultiplexer based on integrated concave grating

open access: yes, 1998
With the use of Wavelength Division Multiplexing (WDM) technology, the information capacity of a fiber optic communication system is greatly increased. The key components in WDM systems are wavelength multiplexers and demultiplexers.
Sun, Zhijian
core  

Optimization of an optically implemented on-board FDMA demultiplexer [PDF]

open access: yes, 1991
Performance of a 30 GHz frequency division multiple access (FDMA) uplink to a processing satellite is modelled for the case where the onboard demultiplexer is implemented optically.
Fargnoli, J., Riddle, L.
core  

Planar concave grating demultiplexer with high reflective bragg reflector facets

open access: yes, 2008
We present measurement results of an ultracompact four-channel silicon-on-insulator planar concave grating demultiplexer fabricated in a complimentary metal-oxide-semiconductor line using deep-ultraviolet lithography.
Brouckaert, Joost   +5 more
core   +1 more source

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