نتایج جستجو برای: bandwidth utilization

تعداد نتایج: 172191  

2012
J. Saldana J. Fernandez Navajas Muthu A M. Perumal

This document describes a method to improve the bandwidth utilization of network paths that carry multiple streams in parallel between two endpoints, as in voice trunking. The method combines standard protocols that provide compression, multiplexing, and tunneling over a network path for the purpose of reducing the bandwidth used when multiple streams are carried over that path.

2004
Go Hasegawa Kazuhiro Azuma Masayuki Murata

Although the bandwidth of access networks is rapidly increasing with the latest techniques such as DSL and FTTH, the access link bandwidth remains a bottleneck, especially when users activate multiple network applications simultaneously. Furthermore, since the throughput of a standard TCP connection is dependent on various network parameters, including round–trip time and packet loss ratio, the...

Journal: :Wireless Networks 2003
Guohong Cao

Next generation high-speed cellular networks are expected to support multimedia applications, which require QoS provisions. Since frequency spectrum is the most expensive resource in wireless networks, it is a challenge to support QoS using limited frequency spectrum. In the literature, two orthogonal approaches are used to address the bandwidth utilization issue and the QoS provision issue; th...

1999
Célio Albuquerque Brett J. Vickers Tatsuya Suda

Layered transmission of data is often recommended as a solution to the problem of varying bandwidth constraints in multicast applications. In the case of video multicast, this technique encodes multiple interdependent layers of video at arbitrary target rates in order to address heterogeneous bandwidth constraints between the source and multiple receivers. However, multi-layered encoding alone ...

Journal: :Int. J. Communication Systems 2006
Kazuhiro Azuma Go Hasegawa Masayuki Murata

Although the bandwidth of access networks is rapidly increasing with the latest techniques such as DSL and FTTH, the access link bandwidth remains a bottleneck, especially when users activate multiple network applications simultaneously. Furthermore, since the throughput of a standard TCP connection is dependent on various network parameters, including round-trip time and packet loss ratio, the...

1999
Takeshi Yoshimura Moo Ryong Jeong Hiroyuki Morikawa Tomonori Aoyama

Future wireless networks are expected to support multimedia applications. Wireless links, however, have poor quality and should support host mobility. In this paper, we introduce the concept of a minimum bandwidth guaranteed service as a mobile service. Our service model guarantees only minimum bandwidth with which minimum tolerable quality can be obtained, and shares the leftover bandwidth fai...

1997
Xiaoye Jiang Prasant Mohapatra

In this paper, we have proposed two types of admission control algorithms for multimedia storage servers: Future-Max (FM) and Interval Estimation (IE). The FM algorithm uses the maximum bandwidth requirement of the the future to estimate the bandwidth requirement. The IE algorithm defines a class of admission control schemes that uses a combination of maximum and average bandwidth within each i...

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