Chaotic Dynamics for Laser Diode under Unidirectional and Mutual Optical Injection with Optoelectronic Feedback

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Chaotic Dynamics for Laser Diode under Unidirectional and Mutual Optical Injection with Optoelectronic Feedback

November 22, 2022 Science and Technology 0

Nonlinear and lawless movement for a unending issuance (CW) ray of light diode accompanying a Fabry-Perot crater are being examined tentatively to expand a new helter-skelter transmitter method. Uni-directional and bi-directional ocular dose configurations were assembled accompanying and outside optoelectronic response (OEFB) and even direct timbre. Another chance is further examined, place the dose is everted to celebrate movement create in the second ray of light diode (LD2). Accordingly, the first ray of light diode (LD1) endures ocular needle from LD2, that is originally oppose self-OEFB, and before, LD2, under OEFB, accepts clean ocular needle from LD1. Results signify the era of anarchic beat accompanying way springing in the first arrangement and style-lock at a distinguishing bias current level in the second individual.Under bi-directional ocular dose, results show that the ray of light filed a new imbalance chief to a type of more nonlinearities. One of ruling class is the lasing fashion switching and changing. The percentage of OI was conditional an ocular attenuator and still OEFB by an RF attenuator. Mode springing, multimode diffusion, way lock, and tumultuous management are all noticed tentatively equivalent to operating environments. The noticed tumultuous rhythm linewidth was calculated at 300 MHz, accompanying the talent expected fuller by way of changeful detuning and needle percentage. The ray of light exchanged to diffuse in beat accompanying a route to discord rank at which point it has an FWHM of about 0.1GHz. Reversing needle managed to linewidth augmentation accompanying a very sharp FWHM, 1.5 kHz. Laser issuance is troubled on account of assorted needle as if it everything accompanying OEFB, place the gain switches likely to drive the ray of light into quivering states inferred by that helpful OEFB. For each worked out result, skilled lives an request, to a degree; disorder shifts keying, commonness joining, and up-adaptation to a new repetitiveness to lower the cost of speedy stereos guide ocular systems of information exchange.

Author(s) Details:

Ayser A. Hemed,
Department of Physics, College of Education, Mustansiriyah University, Baghdad, Iraq.

Rasha Salah Abbas,
First Karkh Directorate of Education, Ministry of Education, Baghdad, Iraq.

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Keywords: Chaos, optical injection, frequency switching, mode locking


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