Journal ArticleDOI
Photonic crystal bends and power splitters based on ring resonators
TLDR
In this paper, a theoretical and numerical analysis of low-loss right angle waveguide bends and T-junctions based on ultra-compact photonic crystal ring resonators (PCRR) is presented.About:
This article is published in Optics Communications.The article was published on 2008-12-01. It has received 64 citations till now. The article focuses on the topics: Coupled mode theory & Power dividers and directional couplers.read more
Citations
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Journal ArticleDOI
A novel 4-channel demultiplexer based on photonic crystal ring resonators
TL;DR: In this article, a 4-channel wavelength division demultiplexer based on photonic crystal structures suitable for WDM communication applications is proposed, where four scattering rods above and under the X-shaped ring resonators in the proposed structure are introduced to improve the wavelength selectivity.
Journal ArticleDOI
T-shaped channel drop filter based on photonic crystal ring resonator
TL;DR: In this paper, a ring resonator structure and a T-shaped channel drop filter are proposed for optical filters with acceptable transmission efficiency and quality factor values, which is suitable for all optical integrated circuits.
Journal ArticleDOI
Channel-drop filter based on a photonic crystal ring resonator
TL;DR: In this article, a square lattice photonic crystal with a 12-fold quasicrystal was proposed for an optical channel-drop filter with a transmission efficiency very close to 1 and the band width and quality factor values for this structure are 4.5 nm and 344.
Journal ArticleDOI
A new design of tunable four-port wavelength demultiplexer by photonic crystal ring resonators
TL;DR: In this paper, a four-channel wavelength demultiplexer based on photonic crystal ring resonators (PCRR), which can be used for photonic integrated circuits, is designed.
Journal ArticleDOI
A new proposal for PCRR-based channel drop filter using elliptical rings
TL;DR: In this article, a channel drop filter based on photonic crystal structures suitable for optical communication applications was proposed and the drop efficiency and the quality factor of the proposed filter is 100% and 647.
References
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Book
Computational Electrodynamics: The Finite-Difference Time-Domain Method
TL;DR: This paper presents background history of space-grid time-domain techniques for Maxwell's equations scaling to very large problem sizes defense applications dual-use electromagnetics technology, and the proposed three-dimensional Yee algorithm for solving these equations.
Journal ArticleDOI
Coupling of modes analysis of resonant channel add-drop filters
Christina Manolatou,M.J. Khan,Shanhui Fan,Pierre R. Villeneuve,Hermann A. Haus,John D. Joannopoulos +5 more
TL;DR: In this article, the operation principle of resonant channel add-drop filters based on degenerate symmetric and antisymmetric standing-wave modes has been described using group theoretical arguments.
Journal ArticleDOI
Optical add-drop filters based on photonic crystal ring resonators
TL;DR: An optical add-drop filter (ADF) design based on ultra-compact photonic crystal ring resonators (PCRRs) with the introduction of four scatterers at the corners of quasisquare- ring PCRR, high wavelength selectivity and close to 100% drop efficiency can be obtained.
Journal ArticleDOI
Waveguide branches in photonic crystals
TL;DR: In this article, theoretical and numerical analyses of waveguide branches in a photonic crystal are discussed, and numerical simulations of electromagnetic-wave propagation in photonic crystals are performed to identify structures with near-complete transmission.
Journal ArticleDOI
Y junctions in photonic crystal channel waveguides: high transmission and impedance matching.
TL;DR: It is shown that by adding tuning holes to the input waveguide it is possible to achieve almost perfect impedance matching, leading ideally to unitary transmission through the junction.