Essays about: "3G quality"

Showing result 1 - 5 of 48 essays containing the words 3G quality.

1. 1. Evaluation of the Perceived Speech Quality for G729D and Opus : With Different Network Scenarios and an Implemented VoIP Application

   University essay from Linköpings universitet/Informationskodning

   Author : Louise Almér; [2022]
   Keywords : Compression; Codec; audio; speech quality; quality of experience;

   Abstract : Communication has always been a vital part of our society, and day-to-day communication is increasingly becoming more digital. VoIP (voice over IP) is used for real-time communication, and to be able to send the information over the internet must the speech be compressed to lower the number of bits needed for transmission. READ MORE

3. 2. A Study on Data-driven Methods for Selection and Evaluation of Beam Subsets in 5G NR

   University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

   Author : Nic Ekman; Ilias Theodoros Skordas; [2022]
   Keywords : 5G; NR; telecom; telecommunications; ML; machine learning; algorithms; beam; widebeam; propagation; beamforming; subset; RAN; radio; radio environment; ericsson; Technology and Engineering;

   Abstract : 5G New Radio is the next generation of mobile networks and it comes with promises of ultra-high speeds, ultra-high reliability and ultra-low latency. This has posed a challenge for the engineers entrusted with the task of finding solutions which could fulfil the specification, and as a result, some promising areas have received increased attention in recent years. READ MORE

4. 3. Hand over process in a simulationenvironmentChallenges with radio network planning in simulation environments

   University essay from Uppsala universitet/Institutionen för informationsteknologi

   Author : Grim Moström; [2020]
   Keywords : ;

   Abstract : Quality of Service in Mobile Cellular Networks is an increasinglyimportant research field. Society is demanding higher datatransmission rates and better reception than ever before. As the generations of wireless protocols, e.g, 3G-5G, are going toward shigher data rates, their cell range, or reception area is however constantly decreasing. READ MORE

5. 4. Traffic Model for Cellular Network Analysis

   University essay from Lunds universitet/Institutionen för elektro- och informationsteknik

   Author : Mohanad Amer; Shishira Puttaswamy; [2019]
   Keywords : Technology and Engineering;

   Abstract : The development of new wireless cellular network technologies is always in progress. As 3G has been considered the foundation of mobile broadband, the latest generation of cellular mobile communications, that is, 5G New Radio, is expected to realize the networked society, where everyone and everything are seamlessly connected everywhere and every time. READ MORE

6. 5. 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