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Browsing Communication System Engineering by Submit Date

Browsing Communication System Engineering by Submit Date

Now showing items 1-20 of 106

PERFORMANCE ANALYSIS OF WDM-EPON INTEGRATED WITH OWC

Haile, Abera (2020-03-17)

With the advancement in the communication systems, there is need for large bandwidth to send more data at higher speed. Wavelength Division Multiplexing (WDM) - Ethernet Passive Optical Network (EPON) is important due to ...
Inter-cell Interference Mitigation for Downlink UMTS-FDD

Asrie, Amanuel (2020-03-17)

Universal mobile telecommunication system(UMTS) is an interference-limited system since frequency reuse factor is one (FR-1) for all uniquely coded User Equipment(UE). Inter-cell Interference(ICI) has been still a challenging ...
PERFORMANCE ANALYSIS OF TDM-GPON SYSTEM USING DIFFERENT PARAMETERS

Belete, Molla (2020-03-17)

Gigabit passive Optical Network (GPON) is a ﬁber-based access network that provides huge bandwidth in a cost eﬀective and power eﬃcient manner. The building blocks of passive optical network (PON) consists Optical Line ...
Pilot Tone Based Carrier Frequency Oﬀset and Channel Estimation in OFDM Relay Network

Kebede, Demessu (2020-05-03)

Orthogonalfrequencydivisionmultiplexing(OFDM)isafrequency-divisionmultiplexing (FDM) scheme used as a digital multi-carrier modulation method. Many sub-carriers that are parallel, narrow band and orthogonal to each others ...
Spectrum Sensing using Adaptive Threshold based Energy Detection for LTE Systems

Birhanu, Hiwot (2020-05-05)

The rapid growth of wireless communication system has put pressure on radio spectrum usage. Due to the widely used ﬁxed spectrum access, spectrum utilization is very low. In order to overcome this problem, cognitive radio, ...
PERFORMANCE ANALYSIS ON FBG AND EDFA IN DWDM SYSTEM

SISAY, MELKAMU (2020-05-05)

Optical ﬁber are used for high capacity system compared to electrical mediums and this high capacity is linked to wavelength division multiplexing system so optical ﬁbers are employed to transmit data, voice and other ...
Impulsive Noise Mitigatin Using Turbo Coding and Hybrid Nonlinear Preprocessing In Ofdm-Plc Systems

Gebeyehu, Girma (2019-10)

Power Line Communication (PLC) uses already existing powerlines to communicate data. As power lines are designed to carry electric power at low frequency, they are not suited for high speed data communication. Multipath ...
Performance Evaluation and Comparison of Optical Amplifiers in Non-Linear Effects for Long-Haul Transmission System

Menber, Tsegaye (2020-01)

The high speed optical network more supports for higher bandwidth and it needs choosing better optical amplifiers in long-haul fiber optic communication networks. Optical amplifiers are very helpful for long-haul transmission ...
Performance Analysis of Hybrid Beamforming Techniques in Large Multi User MIMO System

Birhanu, Yosef (2019-10)

Wirelesscommunicationssystem, evolvingfromsimplevoicecommunicationtoadvanced cellular communication have grown at a rapid pace in last two decades. But we are still seeking solution for keeping pace with the ever increasing ...
PERFORMANCE ANALYSIS OF LINEAR PRECODING TECHNIQUES FOR 5G MASSIVE MIMO SYSTEM

MERHA, FREWOIN (2020)

To meet up the ever-increasing subscribers demand for higher data rates and higher mobile data traffic growth in the telecommunication industry, the fifth generation (5G) system is being considered for the next future ...
Performance Analysis of NOMA for massive MIMO systems

Ahmed, Muhumed Mohamed (2021-03)

Non-Orthogonal Multiple Access (NOMA) and massive Multiple Input Multiple Output (mMIMO) have been considered or addressed as a promising candidate for the forthcoming generation networks speci cally fth generation (5G) ...
PROBABILISTIC LOAD FLOW ANALYSIS OF RADIAL DISTRIBUTION SYSTEM USING MONTE CARLO APPROACH IN THE PRESENCE OF DATA UNCERTAINTY

AMANUEL, LEGESSE MUCHE (2021-03-17)

This thesis presents a load flow analysis for the distribution system considering uncertainties. Distribution system operation is affected by different uncertainties, such as the behavioral patterns of customers and ...
Convolutional Neural Network based Potato Disease Detection

Amrot, H/Mariam (2021-02)

Late blight and early blight diseases are caused by fungal pathogen.These diseases affect potato which is the fourth major crop of the world. The first symptom of these diseases appear in the leaf of potato. Detecting ...
MONTHLY RAINFALL PREDICTION USING RECURRENT NEU-RAL NETWORK (RNN) FOR BAHIR DAR CITY

Ahmed, Nuru (2020-07-23)

Rainfall prediction is one of the major concerns in developing countries like Ethiopia. Ethiopian economy dependent on agriculture, so rainfall prediction is needed. Prediction in meteorology can assist in decision-making ...
POWER FLOW CONTROL IN RADIAL DISTRIBUTION SYSTEM USING STATIC VAR COMPENSATOR (SVC): CASE STUDY ON DEBRE MARKOS TOWN DISTRIBUTION SYSTEM

AMELEWORK, MOLLA (2020-06)

Distribution system is the final stage in the delivery of electricity to end users. This system network carries electricity from the transmission system and delivers it to consumers. In the radial distribution system, there ...
TRANSIENT STABILITY ENHANCEMENT IN POWER GENERATION SYSTEM USING INTERLINE POWER FLOW CONTROLLER

BAYABLE, AWOKE TARIKU (2020-08-03)

In Ethiopia the power demand has been increasing rapidly, power generation and transmission are being affected due to limited resources, environmental restrictions and other losses. Transient stability control plays a vital ...
IDENTIFICATION AND CORRECTION OF POWER QUALITY PROBLEMS USING DYNAMIC VOLTAGE RESTORER CASE STUDY: AMHARA-PLASTIC PIPE FACTORY

GETNET, ALEMU EWUNETIE (2020-07)

Electrical energy is one of the simplest used forms of energy and with the betterment of technology, the dependency on the electrical energy has been increased rapidly. But, the quality of power is affected by different ...
Performance Evaluation of Line Stability Indices and Voltage Stability Monitoring of Power System Networks

AGEGNEHU, HAGOSE (2020-07)

Voltage instability has recently become a challenging problem for many power systems. It is one phenomenon that could happen in power system networks (PSNs) due to its overloaded condition. The result would be the occurrence ...
DESIGNING, MODELING AND ANALYSIS OF SOLAR AIDED BAGASSE DRYER SYSTEM TO IMPROVE POWER GENERATION IN WONJI SHOA SUGAR FACTORY

ENDALE, GEREMEW DARGE (2020-07)

This research work presents a method to design, model and analyze solar-aided bagasse dryer system to improve power generation and meet power demand of WSSF by reducing the moisture content of wet bagasse. WSSF is established ...
INVESTIGATION AND DESIGN OF CAPACITOR COMPENSATION FOR LOSS MINIMIZATION AT WONJI SUGAR FACTORY

ANDUALEM, BIRHANU ALMAW (2020-07)

In an electrical power system, the generated power is transferred through a high voltage transmission system, and it reaches the low voltage consumers at the distribution side. In a distribution system, real power loss is ...

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Browsing Communication System Engineering by Submit Date

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