نتایج جستجو برای: reservation

تعداد نتایج: 5508  

2004
Jinfang Zhang

An adaptive resource reservation and handoff priority scheme, which jointly considers the characteristics from the physical, link and network layers, is proposed for a packet switching Multicode (MC)-CDMA cellular network supporting multimedia applications. A call admission region is derived for call admission control (CAC) and handoff management with the satisfaction of quality of service (QoS...

Journal: :J. Inf. Sci. Eng. 2003
Bruno Tuffin

Pricing is one of the biggest challenges facing the next generation of the Internet. Even if flat rate pricing is one of the main reasons for the success of the Internet, the only way to prevent network congestion and to differentiate services is to adopt usage-based pricing schemes. We review in this paper, from a mathematical modeling point of view, the pricing schemes without resource reserv...

Journal: :J. High Speed Networks 1995
Israel Cidon Raphael Rom Yuval Shavitt

Modern high speed networks (and ATM networks in particular) use resource reservation as a basic means of establishing communications. One-way on-they reservation is a method for allocating resources for short bursts of data when regular reservation is too costly. The rst such algorithms were recently suggested by Turner. We investigate two examples that are characteristic to the way traac strea...

2000
Samphel Norden Jonathan Turner

This paper studies the performance of deferred resource reservation in data networks. Conventional resource reservation protocols, such as PNNI and RSVP adopt an all-or-nothing approach, where partially acquired resources must be released if resources are not available at all links on the chosen path. During periods of high network load, this leads users to retry requests repeatedly, adding con...

1996
Krishna M. Sivalingam Jie Wang

This paper investigates the performance of media access protocols based on on-line scheduling for an optically connected star-coupled system with Wavelength Division Multiple Access channels. Hybrid access protocols combining reservation and pre-allocation of receiver channels have been recently proposed. Transmission consisted of a reservation phase followed by a data phase. Each node was allo...

2002
Tamer ElBatt Bo Ryu

In this paper, we introduce a novel CSMA/CA-based reservation scheme that improves the multiple access throughput of wireless ad-hoc networks using switched beam antennas. First, we show the performance limitations of the omni-directional and directional reservation paradigms investigated in the literature. This is done via emphasizing the trade-off between minimizing the number of control/data...

2006
Christoph Barz Markus Pilz Thomas Eickermann Lidia Kirtchakova Oliver Wäldrich Wolfgang Ziegler

Demanding applications like distributed multi-physics simulations benefit from the combined computational performance and data storage of multiple clusters. A reservation mechanism spanning these clusters ensures the availability of all selected resources. Complex workflows with chronological dependencies are supported. This approach addresses network resources the same way as computation and s...

1994
Danny J. Mitzel Scott Shenker

The goal of network design is to meet the needs of resident applications in an eecient manner. Adding real-time service and point-to-multipoint multicast routing to the In-ternet's traditional point-to-point best eeort service model will greatly increase the Internet's eeciency in handling point-to-multipoint real-time applications. Recently, the RSVP resource reservation protocol has introduce...

2000
Yuan Zhong Xin Yuan

This paper studies the impact of resource reservation on the multi–path Quality–of–Service (QoS) routing schemes that use global network state to make routing decisions. Incorporating resource reservation into multi–path QoS routing algorithms greatly changes the communication characteristics in a network system and affects the performance of the routing algorithms. In this paper, we develop a ...

2000
Tong Li

This paper considers the structural estimation of first-price auctions with binding reservation prices. The presence of binding reservation prices complicates the structural analysis as the number of autual bidders is not equal to the number of potential bidders. Ignoring such an issue will lead to inconsistent estimates due to the endogeneity of the number of actual bidders. Allowing for the n...

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