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Performance Evaluation of Multimedia Services in Cellular Networks
2002
Simulation (San Diego, Calif.)
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In this paper a new analytical method is presented for analyzing cellular networks with connections that change their transmission rate during the session. ...
This formula is applicable for calculating call level system parameters rapidly with reasonable error. Two simple admission control strategy is also presented and investigated. ...
The channel holding time describes the time a customer spends communicating in a radio cell. This time is usually derived from the dwell time and the session length. ...
doi:10.1177/0037549702078004546
fatcat:utk4opejyrhb7p7jdp3wranzgu
Cell Dwell Time and Channel Holding Time Relationship in Mobile Cellular Networks
[chapter]
2012
Wireless Communications and Networks - Recent Advances
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Channel Holding Time Relationship in Mobile Cellular Networks, Wireless Communications and Networks -Recent Advances, Dr. Ali Eksim (Ed. ...
www.intechopen.comCell Dwell Time and Channel Holding Time Relationship in Mobile Cellular Networks ...
Networks
Also known as Generalized Erlang.www.intechopen.comCell Dwell Time and Channel Holding Time Relationship in Mobile Cellular Networks
Note that the beginning of CDTr is randomly chosen ...
doi:10.5772/35872
fatcat:v2w7tvz2svcnzizoaycqfwwyca
Performance Sensitivity to the High-Order Statistics of Time Interval Variables in Cellular Networks
2020
Mobile Information Systems
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Cell dwell time (DT) and unencumbered interruption time (IT) are fundamental time interval variables in the teletraffic analysis for the performance evaluation of mobile cellular networks. ...
Although a diverse set of general distributions has been proposed to model these time interval variables, the effect of their moments higher than the expected value on system performance has not been reported ...
Also, expressions for forced session termination probability and mean channel holding time (for both new and handed off sessions) are obtained in Section 4. ...
doi:10.1155/2020/1347601
fatcat:p233tzvqfrbdddiomc2nwh7a3a
Call-Level Performance Sensitivity in Cellular Networks
[chapter]
2011
Cellular Networks - Positioning, Performance Analysis, Reliability
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The general conclusion of those works is that, in order to capture the overall effects of cellular shape, cellular size, users' mobility patterns, wireless channel unreliability, handoff schemes, and characteristics ...
The channel holding time is defined as the amount of time that a call occupies a channel in a particular cell. ...
The Section 3 contains two Chapters and deal with reliability issues of wireless cellular networks. ...
doi:10.5772/15961
fatcat:22aopf3ep5b4va74r7per3suwi
Mobile ATM buffer capacity analysis
1996
Journal on spesial topics in mobile networks and applications
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Queue ll distribution is described by a set of di erential equations assuming sources alternate asynchronously between exponentially distributed periods in on" and o " states. ...
The analytic results are compared with simulation results. ...
The mobile environment adds several new dimensions to xed communications analysis, such as cell area, speed, direction, channel holding time, channels used at a base station, frequency of hando s. ...
doi:10.1007/bf01342733
fatcat:ryhxsvqjejglrcd7ifrrwkswnq
Measurement and analysis of a large scale commercial mobile internet TV system
2011
Proceedings of the 2011 ACM SIGCOMM conference on Internet measurement conference - IMC '11
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The lognormal part, which fits the majority of video sessions, more closely resembles the mobile phone call holding time, rather than the power law distribution in the landline IPTV case. ...
In particular, the average viewing time is significantly shorter, and the channel popularity distribution is more skewed towards top ranked channels than that of landline based systems. ...
On the other hand, it is known that in cellular telephony, the channel holding time follows a lognormal distribution [33] . ...
doi:10.1145/2068816.2068837
dblp:conf/imc/LiZY11
fatcat:6n6oj7sn5rdj3hl37ulahpvkdy
Mobility Modeling and Performance Evaluation of Heterogeneous Wireless Networks
2008
IEEE Transactions on Mobile Computing
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-cellular technology residence time P H(α m , T m ) -heterogeneous phase-type cell residence time mobility models t ch ∼ Exp(ζ ch ) , t wh ∼ Exp(ζ wh ) -session holding times for cellular network and ...
The future-generation wireless systems will combine heterogeneous wireless access technologies to provide mobile users with seamless access to a diverse set of applications and services. ...
Zonozzi and Dassanayake [12] show that the generalized Gamma distribution is a good fit for CRT, while the channel holding time can be approximated by an exponential distribution. ...
doi:10.1109/tmc.2007.70776
fatcat:x4xbtdjg5ja7xetpj4fi3sli6m
Insensitivity of User Distribution in Multicell Networks under General Mobility and Session Patterns
2013
IEEE Transactions on Wireless Communications
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In particular, the channel holding times in each cell may be arbitrarily distributed and dependent on those in other cells. ...
We consider arbitrary routing and arbitrary joint probability distributions for the channel holding times in each route. ...
In terms of channel holding times, [5] uses the sum of hyperexponentials or the Coxian distribution to approximate arbitrary distributions; [8] assumes generally distributed channel holding times but ...
doi:10.1109/twc.2013.102313.130169
fatcat:n2yrde7longr3be4jdtm4qpdb4
Trading CDPD availability and voice blocking probability in cellular networks
1998
IEEE Network
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W e observe that selecting too large values for CDPD dwell time and the maximum number of CDPD channel streams will degrade the voice blocking probability without improving CDPD availability. ...
In this article, CDPD availability i s defined as the p r o portion of time that the RF channels can be used to transmit CDPD data. ...
The voice call holding times are exponentially distributed with mean TA = 180 seconds, and the voice call arrivals to the AMPS BS follow the Poisson process with rate h. ...
doi:10.1109/65.681929
fatcat:ccgucwkhtbdhdatxfp432i45ly
HWN* Mobility Management Considering QoS, Optimisation and Cross Layer Issues
2007
Journal of Communications Software and Systems
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In this paper, we address mobility management for 4th generation heterogeneous networks from a quality of service (QoS), optimisation and cross layer design perspective. ...
and relay nodes. ...
Voice 20% Web 10% Video 5%
Voice 15% Web 8% Video 10%
Voice 10% Web 7% Video 15%
Voice Dwell / Session time: 60s /
120s
Web Dwell / Session time: 120s /
trace
Video Dwell / Session time:
120s ...
doi:10.24138/jcomss.v3i4.244
fatcat:coazbe7sljaefkdacotbpehwwa
Modeling and performance analysis for mobile cognitive radio cellular networks
2017
EURASIP Journal on Wireless Communications and Networking
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In this paper, teletraffic performance and channel holding time characterization in mobile cognitive radio cellular networks (CRCNs) under fixed-rate traffic with hard-delay constraints are investigated ...
distributions of channel holding times and inter-cell handoff attempts rate are derived. ...
Funding PRODEP contract 916040 and project no. 22411508 as well as UAM-A project no. EL001-13 provide us resources to acquire computing equipment for the numerical evaluation of the studied systems. ...
doi:10.1186/s13638-017-0940-1
fatcat:4of6dcc6jfb53d2sdotvmx7cum
Performance Analysis of Data Services over GPRS
[chapter]
2001
Lecture Notes in Computer Science
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In this paper we describe a model for the performance analysis of mobile packet data services sharing a common GSM/GPRS (Global System for Mobile communications/General Packet Radio Service) cellular infrastructure ...
with mobile telephony services. ...
The generation of a packet within an active packet call is modeled by the firing of the timed transition T pkt , and the generation of one token in pkt; the firing rate is µ Dd with infinite server semantics ...
doi:10.1007/3-540-45307-5_37
fatcat:fpfcsewnozd3pnwdmqbkzgeppa
Spatial Spectrum and Energy Efficiency of Random Cellular Networks
2015
IEEE Transactions on Communications
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To evaluate the user access the network, a Markov chain based wireless channel access model is first proposed for PVT random cellular networks. ...
It is a great challenge to evaluate the network performance of cellular mobile communication systems. ...
The channel holding time T H is the minimum of the user session duration and the cell dwelling time, i.e., T H = min(T S , T D ), with mean η = µ + 1/T D . ...
doi:10.1109/tcomm.2015.2394386
fatcat:xytbbhxv3bgjpcsdjkvlgv63ba
PCS networks with correlated arrival process and retrial phenomenon
2002
IEEE Transactions on Wireless Communications
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His current research interests are in the evaluation, design and implementation of teletraffic models for personal communications services networks, wireless networks, and mobile satellite communications ...
Under the general conditions that all random variables involved have general phase type (PH) distribution, we develop the explicit expression of the infinitesimal generator matrix of the Markov chain governing ...
ACKNOWLEDGMENT The authors would like to express their sincere appreciation to the editor and the reviewers for their suggestions and comments which have greatly helped to improve the quality of the presentation ...
doi:10.1109/twc.2002.804077
fatcat:q4jfo3sfnvgvhe5s42ysestrra
Resource management and QoS control in multiple traffic wireless and mobile Internet systems
2005
Wireless Communications and Mobile Computing
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Therefore, this scheme can be used in wireless part of the system along with DiffServ to give further guarantee for low delay, low jitter, and low loss services to high priority services. ...
As Internet extends into the wireless and mobile section, different traffic flows should be treated differently not only in wired core network, but also in wireless resource allocations. ...
For the latter one, the channel holding time is equal to cell dwell time T cÀdwell with a mean rate cÀdwell . ...
doi:10.1002/wcm.360
fatcat:5e56sxlftvdrdfp5wsoho6zxja
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