Essays about: "3g qos"

Showing result 1 - 5 of 18 essays containing the words 3g qos.

  1. 1. Parametric Prediction Model for Perceived Voice Quality in Secure VoIP

    University essay from Linköpings universitet/Informationskodning

    Author : Martin Andersson; [2016]
    Keywords : VoIP; QoS; Parametric model; Encryption;

    Abstract : More and more sensitive information is communicated digitally and with thatcomes the demand for security and privacy on the services being used. An accurateQoS metric for these services are of interest both for the customer and theservice provider. READ MORE

  3. 2. 3G Transmission Energy Savings through Adaptive Traffic Shaping Policies

    University essay from Linköpings universitet/Institutionen för datavetenskap; Linköpings universitet/Tekniska högskolan

    Author : Henning Hall; Christian Luckey; [2014]
    Keywords : ;

    Abstract : This bachelor thesis will explore how two traffic shaping mechanisms can help preserve battery power while retaining a certain Quality of Service (QoS) in an Android based application developed for crisis management. The implemented user-space mechanisms will delay all elastic data requests in order to reduce the number of times the 3G transmission radio enters high power states. READ MORE

  4. 3. 4G LTE : eMBMS with MBSFN Service Simulation using OPNET

    University essay from Mittuniversitetet/Avdelningen för informations- och kommunikationssystem

    Author : Abdelrahman Walid; [2014]
    Keywords : 3G; 3GPP; 4G; CoMP; CSI; CSI-IM; CSI-RS; eMBMS; eNB; EPC; EPS; E-UTRAN; GSM; HSPA; IGMP; IGRP; ITU-T; LTE; LTE-A; MAC; MBSC; MBSFN; MCE; MCS; MFN; MME; OFDM; OFDMA; OPNET; OSPF; PDN-GW; PDSCH; PMCH; PUCCH; PUSCH; QoS; SAE; SC-FDMA; S-GW; TDD; TD-SCMDA; UE; UTMS; WCDMA.;

    Abstract : Long Term Evolution (LTE) known in the market as 4G LTE, it is an evolution of the GSM/UMTS standard. The overall aim of LTE was to provide a new radio access technology focusing on packet-switched data only. LTE has provided a new peak download rates, low data transfer latencies, and improved the support for mobility. READ MORE

  5. 4. Qos Performance Analysis : Design And Development Of Voice And Video Mobility Over Long Term Evaluation (Lte) Model

    University essay from Blekinge Tekniska Högskola/Sektionen för ingenjörsvetenskap

    Author : Shahrear Mahmud; Md.Sadat Hossain Chowdhury; [2014]
    Keywords : LTE; QoS; Video; GBR.;

    Abstract : The evolution of 3G systems has contributed to a significant amount of progress towards 4th generation wireless technology, Long Term Evolution (LTE). On the other hand, demand for more bandwidth has been evidenced by the ever growing usage of real-time application such as video conference. READ MORE

  6. 5. Control traffic overhead for VoIP over LTE

    University essay from KTH/Kommunikationssystem, CoS

    Author : Syed Ghazanfar Salari; [2012]
    Keywords : LTE; VoIP capacity; Physical Downlink Control Channel PDCCH ; Control Channel Elements CCE ; indoor hotspot; scheduling concepts; openWNS simulator; performance evaluation;

    Abstract : With increasing technological advancements more sophisticated mobile devices are being used by end-users. Third generation (3G) mobile communication systems such as Universal Mobile Telecommunication System (UMTS) are not able to satisfy the rising demand for higher throughputs and low latencies. READ MORE