Essays about: "FDMA"

Showing result 6 - 10 of 13 essays containing the word FDMA.

  1. 6. Performance Evaluation of Uplink Multiple Access Techniques in LTE Mobile Communication System

    University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

    Author : Ashraf AwadElkarim Widaa Ahmed; Ahmed Hamza Ibrahim Makki; [2010]
    Keywords : IMT-Advanced; LTE; LTE-Advanced; OFDMA; SC-FDMA; Multi-hop transmission; PAPR.;

    Abstract : The User Equipments (UE) nowadays are able to provide various internet applications and services that raise the demand for high speed data transfer and Quality of Service (QoS). Accordingly, next generation mobile communication systems driven by these demands are expected to provide higher data rates and better link quality compared to the existing systems. READ MORE

  3. 7. Implementation Aspects of 3GPP TD-LTE

    University essay from Institutionen för systemteknik

    Author : Ningning Guo; [2009]
    Keywords : 3GPP LTE; FDD; TDD; OFDM; SC-FDMA; MIMO; FFT; IFFT; SDR;

    Abstract : 3GPP LTE (Long Term Evolution) is a project of the Third Generation Partnership Project to improve the UMTS (Universal Mobile Telecommunications System) mobile phone standard to cope with future technology evolutions. Two duplex schemes FDD and TDD are investigated in this thesis. READ MORE

  4. 8. Comparison Between WiMAX and 3GPP LTE

    University essay from Blekinge Tekniska Högskola/Avdelningen för telekommunikationssystem

    Author : Syed Hamid Ali Shah; Mudasar Iqbal; Tassadaq Hussain; [2009]
    Keywords : 3GPP; LTE; OFDMA; SC-FDMA; SER; WiMAX;

    Abstract : Mobile communication technology evolved rapidly over the last few years due to increasing demands such as accessing Internet services on mobile phones with a better quality of the offered services. In order to fulfil this, wireless telecommunication industry worked hard and defined a new air interface for mobile communications which enhances the overall system performance by increasing the capacity of the system along with improving spectral efficiencies while reducing latencies. READ MORE

  5. 9. Analysis and simulation of channel equalization in TDD-CDMA

    University essay from Blekinge Tekniska Högskola/Avdelningen för signalbehandling

    Author : Muhammad Adnan Khan; Naseer-Ud-Din Shinwari; [2009]
    Keywords : CDMA; TDd-CDMA; Rake Receiver;

    Abstract : The field of telecommunications has made tremendous progress of the past decade, especially in the area of wireless communications. The world becoming a global village due the advancement in the field of wireless communications, the requirement for standardization and uniformity becomes an essential issue. READ MORE

  6. 10. Closed loop power control for LTE uplink

    University essay from Blekinge Tekniska Högskola/Avdelningen för telekommunikationssystem

    Author : Bilal Muhammad; [2008]
    Keywords : LTE; Closed loop power control; open loop power control; SC-FDMA; 5th percentile user bit rate; mean per user bit rate; SINR; power utilization;

    Abstract : This thesis study involves designing, implementing and testing of a novel radio resource control algorithm for the closed loop power control in the LTE uplink. Different values of the path loss compensation factor are investigated in the range 0.7-1.0 and an optimal value of 0. READ MORE