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Chapter and Conference Paper
A Two-Tier Routing Algorithm Based on Geographical Zone in VANET
VANET Routing configures a data transmission path between vehicles sending and receiving message by using car node as relay node. Since car node is of mobility, it is difficult to maintain communication connec...
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Chapter and Conference Paper
A Surveillance System for a Farm
This paper proposes a smart surveillance system to be able to identify person concerned or animal in order to prevent the crops stolen. Until now most of surveillance system use a method that records images by...
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Chapter and Conference Paper
An Implementation of P2P System for Sharing Sensory Information
So far, numerous wireless sensor networks have been deployed indepedently and restrictly used for specific services as isolated islands. Recently it is considered to exploit the sensor networks already deploye...
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Chapter and Conference Paper
Dynamic Multi-stream Transport Protocol
Legacy TCP is not suitable in high speed network environments due to its slow response time to high speed link bandwidth (large scale window size). A number of solutions have been proposed to support scalabili...
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Chapter and Conference Paper
A Scheme for Enhancing TCP Fairness and Throughput in IEEE 802.11 WLANs
In this paper, we consider two fairness problems that occur in the infrastructure network (fairness between TCP uplink/downlink flows and fairness between competing TCP uplink flows). A large number of existin...
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Chapter and Conference Paper
A Transport-Layer Based Simultaneous Access Scheme in Integrated WLAN/UMTS Mobile Networks
The integration of UMTS cellular network and wireless LANs enables users to achieve both the broad coverage of UMTS cellular network and the higher data rate of WLANs. In this paper, we present a transport-lay...
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Chapter and Conference Paper
A Method to Alleviate Unfairness Between HSTCP Flows with Different RTT
High-speed TCP (HSTCP) is a protocol that is proposed to take advantage of high capacity bandwidth of backbone network links. HSTCP is able to effectively support the large scale congestion window as compared ...
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Chapter and Conference Paper
QoS Model for Improving End-to-End Service in 802.11e-Based Wireless Ad Hoc Networks
In order to obtain better performance in wireless ad hoc networks, the majority of existing work focuses on the multi-priority based packet scheduling mechanism under multiple service classes, admission contro...
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Chapter and Conference Paper
Data Forwarding Protocol for Reliable Delivery Service in Wireless Sensor Networks
The end-to-end reliable data transport is one of important issues in large-scale wireless sensor networks (LS-WSNs). In this paper, the reliable data transport protocol, called the Data Forwarding Protocol (DF...
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Chapter and Conference Paper
New Service Differentiation Model for End-to-End QoS Provisioning in Wireless Ad Hoc Networks
In this paper, a new QoS model is presented for end-to-end service provisioning in wireless ad hoc networks. Many previous works focus on the packet scheduling mechanism using multiple service classes implemen...
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Chapter and Conference Paper
Input Register Architectures of High Speed Router for Supporting the PHB of Differentiated Services
In this paper, we presents a new router architecture for supporting the Differentiated Services(DiffServ) in the input-registered router, which has multiple Virtual Output Registers(VORs) for buffering packets...
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Chapter and Conference Paper
Analyzing Unfairness Properties of Assured Service in Differentiated Services Network
This paper focuses on the Assured Service of Differentiated Services Model. This service is not very well accommodated by the current Internet environment, because the Internet’s TCP employs an Additive Increa...
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Chapter
A Simplified QoS scheme using Virtual Link in MPLS based backbone network
In this paper, a simplified QoS scheme is proposed. The proposed scheme uses a Virtual Link which is a Label Switched Path (LSP) set connected from Ingress Label Egde router (LER) to Egress LER. LSPs of the vi...
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Chapter and Conference Paper
Receiver-Initiated Reliable Multicast Protocol Performance Analysis over Wireless Networks Using a Transparent Proxy Server
The packet losses of reliable multicast protocols in a wireless network that occur more often due to unreliable wireless links cause a significant degradation in performance in the form of retransmitted packet...
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Chapter and Conference Paper
A Dynamic Marking Scheme of Assured Service for Alleviating Unfairness among Service Level Agreements
Assured Service, which is a service model of the Internet Differentiated Services (DiffServ) architecture, is not currently well implemented on the Internet, mainly because TCP employs an ATMD (Additive Increa...
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Chapter and Conference Paper
A Study of Marking Aggregated TCP and UDP Flows Using Generalized Marking Scheme
End-to-end Assured Service may be provided by the combination of assured service models over multiple domains through service level agreements (SLA) between two neighbor domains. Many studies revealed that the...
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Chapter and Conference Paper
Unfairness of Assured Service and a Rate Adaptive Marking Strategy
Assured Service, which is a service model of the Internet Differentiated Services (DiffServ) architecture is not currently well implemented on the Internet, mainly because TCP employs an AIMD (Additive Increas...
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Chapter and Conference Paper
An Adaptive Flow Control Scheme for Improving TCP Performance in Wireless Internet
The end-to-end TCP (Transmission Control Protocol) performance is one of important issues in wireless Internet services. In this paper, a TCP aware link layer protocol, called Adaptive-TCP(A-TCP), is proposed in ...
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Chapter and Conference Paper
Study of TCP and UDP Flows in a Differentiated Services Network Using Two Markers System
There are two cruxes of issues identified in differentiated services (diffserv) networks: One is TCP dynamics over Assured Services, and the other is the interaction of TCP and UDP flows for Assured Forwarding...
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Chapter and Conference Paper
Two-Differentiated Marking Strategies for TCP Flows in a Differentiated Services Network
The saw-tooth like behaviors of TCP impact Assured Forwarding Service flows in a differentiated services network. Therefore, we argue the use of TCP-friendly building blocks(or modules) and fairness modules in...
