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Joint Call Admission Control in Integrated Wireless LAN and 3G Cellular Networks
[chapter]
2011
Recent Advances in Wireless Communications and Networks
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Open Coupling scheme is lack of supports for mobility, resource management, QoS provisioning, and security in integrated environment. ...
The Open Coupling architecture specifies an open standard and is used for access and roaming between 802.11 WLAN and UMTS networks. ...
In addition, loose coupling architecture allows a mobile operator to provide its own private 802.11 WLAN "hotspots" and interoperate with public 802.11 WLANs and UMTS operators via internetworking agreements ...
doi:10.5772/18273
fatcat:vnxbzg6q3jeyxbtalo66puqpo4
Interworking of 3G cellular networks and wireless LANs
2007
International Journal of Wireless and Mobile Computing
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There are many aspects involved in their interworking, such as mobility, security and Quality of Service (QoS) provisioning. ...
He has also developed Bell Canada technology strategy for the IEEE 802.11/WiFi, IEEE 802.16/WiMAX, and the integration of 3G cellular networks and WLAN. ...
Figure 1 illustrates a simplified architecture for interworking UMTS/GPRS networks with 802.11 WLANs. ...
doi:10.1504/ijwmc.2007.016718
fatcat:rhima2b57nft3c6yvgx2jw3x7m
WiMAX-UMTS Converging Architecture with IMS Signalling Analysis to Achieve QoS
2012
Procedia Technology - Elsevier
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In this paper, hybrid interworking architecture to integrate 3G (UMTS) and WiMAX networks with QoS is proposed. ...
Moreover, IMS based signaling along with QoS algorithm was analyzed for UMTS and WiMAX interworking Architectures. ...
Hybrid Coupled WiMAX-UMTS Interworking Architecture with QoS provisioning. ...
doi:10.1016/j.protcy.2012.10.003
fatcat:uorjsm4fjzd43mpi4pxnsavgsm
Novel Adaptive QoS Provisioning in Heterogeneous Wireless Environment
2011
International Journal of Communication Networks and Information Security
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The concept is proven via simulation analysis in integrated environment with 3G and IEEE 802.11 networks. ...
In this paper we introduce novel concept for adaptive QoS provisioning for multimedia services in wireless/mobile networks. ...
The analysis in this paper is focused on adaptive QoS provisioning for multimedia service (real-time and non-realtime services) over integrated UMTS and WLAN networks, in a loose coupling architecture, ...
dblp:journals/ijcnis/ShuminoskiJ11
fatcat:oijbzy2ovzbudgxh5auxsbruci
Supporting UMTS QoS in Wireless LANs
[chapter]
2003
Lecture Notes in Computer Science
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This paper focuses on how the UMTS Quality of Service (QoS) architecture can be supported in Wireless LANs (WLANs), deployed as alternative access networks to the UMTS core. ...
The WAL provides means for extending the UMTS QoS in WLAN environments, independently of the underlying WLAN technology. ...
No Coupling: The UMTS and WLAN are used as completely independent networks and the user has to sign up for different contracts in each network. ...
doi:10.1007/978-3-540-39867-7_54
fatcat:vgl2qvdd6zcyjlc5dk5x3qkln4
Efficient 3G/WLAN Interworking Techniques for Seamless Roaming Services with Location-Aware Authentication
[chapter]
2005
Lecture Notes in Computer Science
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area networks (WLANs) where local mobility movements (micromobility) are handled together with global movements (macro-mobility). ...
This paper proposes novel concepts and architectures for location-aware seamless authentication and roaming in the new interworking system between third-generation (3G) mobile networks and wireless local ...
UMTS/802.11 Intradomain UMTS to WLAN Handover with EAP-SIM authentication Entity
Operation
Description
Performance
MN-AAA
802.1X full authentication (EAP-TLS) Average delay
1,600ms
LBS Broker ...
doi:10.1007/11422778_30
fatcat:rrfmufr2wjepdbptel4ayfd5ju
Handover management architectures in integrated WLAN/cellular networks
2005
IEEE Communications Surveys and Tutorials
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This survey gives an overview of the most recent handover management architectures for integrated WLAN/Cellular networks, focusing mainly on 802.11based WLANs and GPRS/UMTS cellular networks. ...
Efficient mobility management, and especially handover management, is considered as one of the major factors towards seamless provision of multimedia applications across networks of different technologies ...
., 802.11-based WLANs and GPRS/UMTS cellular networks) and on the supported functionality of the integrated system. ...
doi:10.1109/comst.2005.1593278
fatcat:gj5kqkp4hzcavl2yxcmk4hyz5m
Analysis of Handoff techniques used for hybrid networks: Cellular / WLAN
2012
International Journal of Research in Computer Science
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These hybrid networks may be treated as network nodes for analysis purpose. The two radio access technologies (RATs) are considered with cellular/WLAN depending on whether it is voice/ data, video. ...
In networking terminology, a hybrid network according to "Information Technology control and Audit" are reliable and versatile. ...
In a loosely coupled cellular/WLAN network, the vertical handoff can be mobile-assisted or mobile-controlled, while tight coupling offers mobile-assisted or network-controlled www.ijorcs.org vertical handoff ...
doi:10.7815/ijorcs.24.2012.039
fatcat:argjdjslqfd4no3aurcxfmmke4
A Secure Context Management for QoS-Aware Vertical Handovers in 4G Networks
[chapter]
2005
Lecture Notes in Computer Science
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We developed the testbed and analyzed the performance of QoS-aware secure roaming with context transfer. ...
We focus mainly on the seamless secure handover which uses context information regarding location privacy, security, network environment, and QoS priority. ...
Context Model used in Location and QoS-aware Interworking System Tight Coupling refers to the alignment of WLAN interfaces with the access interfaces of the 3G network. ...
doi:10.1007/11552055_22
fatcat:upokuz2uzfeuhnaieazxgfssga
Integration of wireless LAN and 3G wireless - Policy-based QoS management architecture in an integrated UMTS and WLAN environment
2003
IEEE Communications Magazine
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There are two approaches [10] proposed for coupling WLAN networks with UMTS: tightly coupled architecture and loosely coupled architecture ( Fig. 1) . ...
To ensure seamless IP QoS services in tightly coupled WLAN-UMTS networks, the UMTS session control entities such as call state control functions (CSCFs) in UMTS IMS are extended into the WLAN network. ...
doi:10.1109/mcom.2003.1244931
fatcat:yqppdexjifgdxahkd2r7dvffga
WLAN-GPRS integration for next-generation mobile data networks
2002
IEEE wireless communications
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The Wireless LANs standardization and R&D activities worldwide, combined with the recent successful deployment of WLANs in numerous hotspots, justify the fact that WLAN technology will play a key role ...
in the wireless data transmission. ...
As can be seen, the WLAN network is coupled with the GPRS network in the operator's IP network. ...
doi:10.1109/mwc.2002.1043861
fatcat:m3zqzxxhxzcfredazugp3vxaly
SHARE: seamless handover architecture for 3G-WLAN roaming environment
2007
Wireless networks
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In SHARE, each WLAN hotspot access point (AP) is equipped with a 3G radio transmission module to generate radio signals for control channels of 3G networks in addition to a WLAN radio module. ...
In this paper, we identify challenging problems in 3G-WLAN interworking systems and propose a loosely coupled architecture called SHARE. ...
In a tightly coupled architecture, the 3G networks consider WLANs as their access networks, while WLANs are deployed as separate access networks in a loosely coupled architecture. ...
doi:10.1007/s11276-007-0054-5
fatcat:ji55rjmqlrahjaqimc76zgtgn4
A Transport and Application-layer Approach to Seamless Service Continuity across Heterogeneous Wireless Networks
2006
International Conference on Ubiquitous Computing
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The integration of 802.11-based WLANs and GPRS/UMTS cellular networks has attracted considerable research interest during the last few years. ...
In this paper we review the alternative architectures proposed so far to solve this problem, with their advantages and disadvantages. ...
-With loose coupling, both networks (WLAN and the UMTS/GPRS) are considered independent networks, using or not a common subscription. Minimal adjustments to each network are required. ...
dblp:conf/icuc/Garcia-RubioC06
fatcat:biaakg4oqbf6naupnxfmgymnxm
An Overview Of Context-Aware Vertical Handover Schemes In Heterogeneous Networks
2011
International Journal of Computer Science & Engineering Survey
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, and QoS provisioning. ...
The different characteristics of each wireless technology with regards to QoS brought many challenges for provisioning the continuous services (audio/video streaming) in a seamless way. ...
The integration includes different wireless access networks with different characteristics such as IEEE 802.11(WLAN), IEEE 802.16 (WiMAX), GPRS, UMTS using the Internet Protocol (IP) to offer a various ...
doi:10.5121/ijcses.2011.2403
fatcat:43rocwmcj5cgbf5ucmu2eb7qoe
Wireless IP through integration of wireless LAN and cellular networks
2005
Computer Networks
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A generic reservation-based QoS model for the integrated cellular and WLAN networks is thus proposed in the paper. ...
mobility together with QoS through a common core network. ...
doi:10.1016/j.comnet.2004.07.001
fatcat:jifgs36y4zdjnizllpoxoam5lu
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