نتایج جستجو برای: multicast

تعداد نتایج: 8856  

2002
Weisheng Si Huafeng Lü

In most of the MAC protocols for wireless ad hoc networks today, no reliable multicast service is provided. For example, IEEE 802.11[5], the most widely used MAC protocol at present, only supports reliable unicast with the RTS/CTS/DATA/ACK scheme; while for broadcast or multicast frames1, it simply performs one transmission of them without any reliability guarantee. In this report, we propose a...

Journal: :ACM SIGCOMM Computer Communication Review 1996

Journal: :Journal of Communications and Networks 2018

Journal: :Ad Hoc Networks 2002
Yunjung Yi Xiaoyan Hong Mario Gerla

In this paper, we study a new multicast paradigm for large scale mobile ad hoc networks, namely team multicast. In team multicast the multicast group does not consist of individuals, rather, of member teams. For example a team may be a special task force that is part of a search and rescue operation. The message must be broadcast to each member of each team in the multicast group. Team multicas...

2011
Joanna Moulierac Cuong Tran Khoa Phan Nam Thoai

IP multicast is a protocol that deals with group communications with the aim of reducing tra c redundancy in the network. However, due to di culty in deployment and poor scalability with a large number of multicast groups, IP multicast is still not widely deployed and used on the Internet. Recently, Xcast6 and Xcast6 Treemap, the two network layer multicast protocols, have been proposed with co...

2010
Nawel Chefaï Gregor V. Bochmann Nicolas D. Georganas

We present the Preemptive Bandwidth Allocation Multicast Protocol; a distributed multicast QoS-aware signaling protocol that adapts the users’ bandwidth requirements to the limited resources available in the network by preempting bandwidth of less prioritized streams from existing multicast groups. We assume that each multicast group will have different multicast streams with predefined quality...

2003
Jiang Guo Ying Zhu Baochun Li

Multicasting is a natural paradigm for streaming live multimedia to multiple end receivers. Since IP multicast is not widely deployed, many application-layer multicast protocols have been proposed. However, all of these schemes focus on the construction of multicast trees, where a relatively small number of links carry the multicast streaming load, while the capacity of most of the other links ...

1997
Sung Hyuk Byun Dan Keun Sung

|This paper proposes a multicast Universal Multistage Interconnection Network (multicast UniMIN) switch architecture for constructing large-scale multicast ATM switches with any type of small multicast switch. The proposed architecture consists of a bu ered distribution network that can perform cell routing and replication simultaneously, and a column of output switch modules (OSMs). The adopti...

2005
Suresh Venkatachalaiah

In this paper, we provide a detailed description of an algorithm that implements join and prune mechanisms, which will help to build an optimal multicast tree with QoS requirements during handoff. An analysis is presented to show how mobility prediction can help in the selection of potential Access Routers (AR) with QoS requirements that affect multicast group size and bandwidth cost in the mul...

2016
Bangwon Seo

In this paper, we consider multicast device-to-device (D2D) direct communication underlaying cellular network where D2D multicast link reuses uplink frequency resources of cellular communication. We assume that a D2D multicast transmitter is equipped with multiple transmit antennas. Hence, well-known multiple antenna transmission schemes can be used in D2D multicast transmitter to reduce the in...

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