Abstract
A wireless ad hoc multihop network is introduced and protocols for the air interface are described and evaluated. Ad hoc networks can be realized due to the ability of stations to route connections according to the current meshing of the network. The decentrally organized network is able to guarantee the bandwidth contracted to a connection in a hidden station environment by means of contention-free data transmission, for both, channel and packet switched services, based on real channel connections. Channels are established and used for the duration of a so called train of data packets, released when the train ends and re-established when the next train arrives. To guarantee available capacity of the network for the re-establishment of a connection and to guarantee the quality of service needed for a wireless extension of a fixed ATM network, connection admission control is applied considering the overall interference situation and the current meshing of the stations in the network.
For the purpose of realistic and reliable performance analysis a simulation tool appropriate for the investigation of the proposed network is introduced, and performance results for the proposed protocols are given by means of event-driven simulation studies in example scenarios. The simulated protocols have been formally specified in SDL, translated to C++, and embedded into a simulation environment.
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Lott, M., Walke, B. Performance analysis of a wireless ad hoc network with QoS support. Telecommunication Systems 16, 115–134 (2001). https://doi.org/10.1023/A:1009007029637
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DOI: https://doi.org/10.1023/A:1009007029637