Ultra-fast all-optical decoder based on nonlinear photonic crystal ring resonators

2018 ◽  
Vol 57 (9) ◽  
pp. 2250 ◽  
Author(s):  
Tina Daghooghi ◽  
Mohammad Soroosh ◽  
Karim Ansari-Asl
2021 ◽  
Vol 0 (0) ◽  
Author(s):  
Hamed Azhdari ◽  
Sahel Javahernia

Abstract Increasing the speed of operation in all optical signal processing is very important. For reaching this goal one needs high speed optical devices. Optical half adders are one of the important building blocks required in optical processing. In this paper an optical half adder was proposed by combining nonlinear photonic crystal ring resonators with optical waveguides. Finite difference time domain method wase used for simulating the final structure. The simulation results confirmed that the rise time for the proposed structure is about 1 ps.


2014 ◽  
Vol 62 (6) ◽  
pp. 430-434 ◽  
Author(s):  
Hamed Alipour-Banaei ◽  
Farhad Mehdizadeh ◽  
Somaye Serajmohammadi ◽  
Mahdi Hassangholizadeh-Kashtiban

Optik ◽  
2017 ◽  
Vol 130 ◽  
pp. 1214-1221 ◽  
Author(s):  
Hamed Alipour-Banaei ◽  
Somaye Serajmohammadi ◽  
Farhad Mehdizadeh

2018 ◽  
Vol 0 (0) ◽  
Author(s):  
Ehsann Barmala

AbstractOptical NAND gate is a universal gate which can be used for implementing different kinds of combinational circuits without using other gates. Due to significance of optical NAND gates in the optical communications, in this paper we proposed a novel structure for designing an all optical NAND gate based on photonic crystal structures. The proposed structure was designed using threshold switching mechanism which can be implemented using nonlinear ring resonators. In the proposed structure delay time is about 2.3 ps.


Optik ◽  
2014 ◽  
Vol 125 (19) ◽  
pp. 5701-5704 ◽  
Author(s):  
Hamed Alipour-Banaei ◽  
Somaye Serajmohammadi ◽  
Farhad Mehdizadeh

2019 ◽  
Vol 51 (7) ◽  
Author(s):  
Mohammad Reza Geraili ◽  
Seyed Ebrahim Hosseini ◽  
Mohammad Bagher Tavakoli ◽  
Mehrdad Shokooh-Saremi

Optik ◽  
2018 ◽  
Vol 174 ◽  
pp. 400-408 ◽  
Author(s):  
T. Daghooghi ◽  
M. Soroosh ◽  
K. Ansari-Asl

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