'Channel switch' diaporamas de présentation

Cognitive Radio Network: Enabling New Wireless Broadband Opportunities

Cognitive Radio Network: Enabling New Wireless Broadband Opportunities. Cavalcanti, D. and Ghosh, M. Cognitive Radio Oriented Wireless Networks and Communications, 2008. (CrownComm 2008) Lecturer: Chang Han-Tien. Outline. Introduction Regulatory Scenario Overview of The 802.22 Standard

783 views • 30 slides

Cognitive Radio Network: Enabling New Wireless Broadband Opportunities

Cognitive Radio Network: Enabling New Wireless Broadband Opportunities. Cavalcanti, D. and Ghosh, M. Cognitive Radio Oriented Wireless Networks and Communications, 2008. (CrownComm 2008) Lecturer: Chang Han-Tien. Outline. Introduction Regulatory Scenario Overview of The 802.22 Standard

527 views • 30 slides

Dynamic channel allocation in wireless ad-hoc networks

Dynamic channel allocation in wireless ad-hoc networks. Anup Tapadia Liang Chen Shaan Mahbubani. Background. 802.11 networks have experienced a tremendous growth in last few years Access points work on a single static channel Contention & congestion

394 views • 26 slides

Dynamic Frequency Selection (DFS) in an Independent BSS (IBSS)

Dynamic Frequency Selection (DFS) in an Independent BSS (IBSS). S. Black, S. Gray, NOKIA Research Center S. Choi, A. Soomro, PHILIPS Research, USA. Outline. Frame Definitions The IBSS DFS Protocol Starting and Joining an IBSS The DFS Owner The IBSS STA Protocol The Channel Maps

385 views • 20 slides

Joint Channel Assignment and Routing in Real Time Wireless Mesh Network

321 views • 20 slides

Tivoli Storage Manager at CERN

329 views • 15 slides

CPVs in Mesh formation

CPVs in Mesh formation. Date: 2008-09-08. Authors:. Resolve a number of CIDs on the use of the CPV during mesh formation. CIDs: 428, 429, 924, 496, 1044, 1045, 287, 650. Channel precedence value. Recap: 4 octet field in mesh configuration element Contains a random value of 31 bits

192 views • 9 slides