International Journal of Electrical Electronics and Communication Engineering

The purpose of this research is to discuss the growing issue of online communication security and privacy. Compared to other methods, we achieve a high level of security and privacy by using the Pretty Good Privacy (PGP) algorithm. Phil Zimmerman is credited with establishing this protocol. It protects files' integrity and encrypts them. This algorithm first transforms the file into ciphertext before sending it via conventional mailer. Every user possesses both a public key and a private key. The file is encrypted using the private key, which is kept confidential. Everyone is aware of the public key, which is used to decrypt the file that the user encrypted. This procedure operates more quickly than previously mentioned, despite the fact that it may appear drawn out and tiresome.

Keywords : E-Mail, Server access, Search engine, Optimization, Gmail

Author : Mohit

Title : E-Mail Protection Using a Good Privacy Algorithm

Volume/Issue : 2025;01(01)

Page No : 01-03

In this work, the performance of various hybrid optical amplifiers in high-capacity optical communication systems is evaluated. By combining the benefits of multiple types of amplifiers, such as Erbium-Doped Fiber Amplifiers (EDFA), Raman, and Semiconductor Optical Amplifiers enhance the quality of signals and extend the transmission distance. We consider significant performance parameters such as gain, noise figure and bit error rate with respect to different HOA configurations in a 300 Gbps WDM system. Simulation data suggests that certain hybrid combinations even outperform the conventional single-amplifier arrangements. These findings can be used to show how HOA can tune next-generation optical networks to support high speed and long-distance data transmission.

Keywords : Hybrid optical amplifier, BER, Non-linearities, Dispersion

Author : Suresh Reddy

Title : Evaluation of Various Hybrid Optical Amplifiers Performance

Volume/Issue : 2025;01(01)

Page No : 04-08

This paper proposes a modified Firefly Algorithm in order to enhance the optimisation efficiency and the correctness of the solution. Compared to the standard version of the algorithm, the improved one shows superior performance in problem-solving capabilities and faster convergence rate by referring to adaptive parameters and hybrid methods. Experimental results affirm its effectiveness in various complex optimisation problems and benchmark functions.

Keywords : Modified Firefly Algorithm (MFA), Optimal Golomb Ruler, Four wave Mixing (FWM), Firefly Algorithm

Author : Lavanya and P Sirisha

Title : Creating and Improving using a Modified Firefly Algorithm

Volume/Issue : 2025;01(01)

Page No : 09-13

This paper focuses on the signal processing techniques of lower atmospheric wind profilers that are very important tools in the measurement of wind direction and velocity within the boundary layer. The profiler measures high temporal and spatial resolution wind profiles through Doppler-shifted radar or acoustic signals. In order to enhance data reliability, reducing noise, clutter suppression, and accurate spectrum analysis is given high priority in the study. The evaluation of performance improvements is done in case of advanced methods such as adaptive filtering and Fourier-based processing. These advances in signal processing technique are useful in climate research, weather forecasting and the safety of aircraft in the lower atmosphere, as more accurate wind measurements can be made.

Keywords : Window, Moments, LAWP, Clutter, Signal to noise ratio

Author : Sohail

Title : Lower Atmospheric Wind Profiler Signal Processing

Volume/Issue : 2025;01(01)

Page No : 14-16

Through an intelligent adaptation to road conditions, modelling and design of a fuzzy controlled suspension system will enhance vehicle dynamics and ride comfort. Compared with the conventional methods, this technology provides a smoother response by approximating the human reasoning on suspension dynamics control using the fuzzy logic. The fuzzy controller can adjust damping forces dynamically due to the fact that the model has sensors that are used to assess real time signals such as vehicle dynamics and road imperfections. The effectiveness of the technology is confirmed by the results of simulations that indicate improved stability and vibration mitigation. This paper explains the use of fuzzy control in an automotive suspension to help enhance safety and comfort of driving under different conditions.

Keywords : Neural network, Intelligent controller, Fuzzy, Overshoot, Quarter car model, Simulation.

Author : Sridhar

Title : Developing and Modelling Fuzzy Controlled Suspension

Volume/Issue : 2025;01(01)

Page No : 17-20

Intracavity cascade parametric amplification with low frequency pump is a technique to enhance the signal amplification in an optical cavity with the help of low frequency pump source. The method we present is that of which combines total amplification with preservation of signal quality we note that we use a series of parametric gain elements which we have arranged in a cascaded structure within the cavity. We see that by means of the intracavity set up we enable for large scale interaction between the pump and the signal waves which in turn we see results in an improved performance in terms of gain and reduced noise. This technique we find is very well put to use in high end applications such as precision sensing and quantum optics that which require extreme sensitivity and low noise. In the paper we also present the results which display how this method improves the field of optical amplification.

Keywords : Regular domain structure, Intracavity frequency conversion, Constant-intensity approximation

Author : Sasidhar

Title : Low Frequency Pump-Based Intracavity Cascade Parametric Amplification

Volume/Issue : 2025;01(01)

Page No : 21-23