building wireless community networks
WIRELESS SENSOR NETWORKS
... WIRELESS SENSOR NETWORKS Kỹ Thuật, Giao Thức và Ứng Dụng GVHD: Thầy VƯƠNG PHÁT SVTH : ðỖ DUY TÂN Tháng 8/2009 ðại Học Bách Khoa TPHCM Wireless Sensor Networks Bộ ... truyền dẫn không dây ñược thiết kế sẵn (wireless COTS) như là Bluetooth/Personal Area Networks (PANs), ZigBee, wireless LANs (WLAN)/hotspots, broadband wireless access (BWA)/Wimax, và 3G. 4.1 ... Học Bách Khoa TPHCM Wireless Sensor Networks Bộ Môn Viễn Thông Kỹ Thuật,Giao Thức và Ứng Dụng 4 Chương 5: GIAO THỨC ðIỀU KHIỂN TRUY CẬP TRONG MẠNG WIRELESS SENSOR NETWORKS 5.1 Mô hình...
Ngày tải lên: 25/04/2013, 19:19
C-MAC: Model-driven Concurrent Medium AccessControl for Wireless Sensor Networks
Ngày tải lên: 01/09/2013, 15:23
Tài liệu In-building Wireless docx
... RU RU Expansion Unit Growth In -Building Wireless: A Deployment Guide for Wireless Service Providers Page 4 Section 1: Auditing Your In -building Wireless Deployment A successful in -building wireless deployment ... wireless service providers targeting the enterprise market. In -Building Wireless: A Deployment Guide for Wireless Service Providers Page 8 Focus on Solutions A sound and ideal in -building wireless ... a complete understanding of in -building wireless, this guide is a great place to start. Charting the Future Direction of In -building Wireless This In -building Wireless Guide is designed as a...
Ngày tải lên: 21/12/2013, 07:17
Tài liệu Improving Campus Quality of Life with In-Building Wireless pdf
... completion in the spring of 2006. “We’re developing a master plan to phase in wireless coverage in other campus buildings over time,” says Adams, “including the residence halls and the medical ... a matter of adding new electronics to the existing Unison system to support those networks. ” With Unison in -building coverage, Duke University is on a path toward clear, consistent, and pervasive ... top 10 ranking of American universities. CASE STUDY Improving Campus Quality of Life with In -Building Wireless CHALLENGE Long regarded as one of the nation’s top 10 universities, Duke University...
Ngày tải lên: 21/12/2013, 07:17
Tài liệu Wireless Campus Networks Security pptx
... tools Performance metrics Wireless RF monitoring Management Multi-network connectivity (wired /wireless, office/home/public) Tailored permissions based on network type (automated, manual) Wireless roaming ... Vulnerabilities and Threats WLAN Security Authentication and Encryption Unified Wireless Deployment Wired and Wireless IDS WLAN Security Best Practices © 2006 Cisco Systems, Inc. All rights ... common attacks against WLAN networks are targeted at management frames Common attacks—VOID11, Aireplay, File2air, Airforge, ASLEAP, Jack Attacks, FakeAP, Hunter/Killer Wireless Access Outside...
Ngày tải lên: 22/12/2013, 15:15
Tài liệu In-building Wireless Repeaters docx
... the building and distributes the RF over coax to a service antenna located in the desired coverage area. Typical Installations In -building Wireless Repeater (small facility) In -building Wireless ... 12/07•105105AE In -building Wireless Repeaters In -building Wireless Repeaters 850 MHz Cellular and 1900 MHz PCS 2 www.adc.com • +1-952-938-8080 ... Wireless Repeater with DAS (medium-to-large facility) 12/07•105105AE In -building Wireless Repeaters In -building Wireless Repeaters 850 MHz Cellular and 1900 MHz PCS 3 www.adc.com • +1-952-938-8080...
Ngày tải lên: 17/01/2014, 11:20
Tài liệu Beating the High-Rise Hunt with In-Building Wireless doc
... and has asked for service at One Ninety One Peachtree Tower. Armed with in -building cellular service provided by LGC Wireless, Cousins Properties has gained a key competitive advantage in the ... Peachtree Tower. According to Arnold, “The people looking at this building are also looking at other high-rise, AAA- class buildings, and consistent cellular coverage is one more advantage ... Properties management was anxious to minimize vacancies in the building by providing an optimum work environment. But for many of the building s current and prospective clients— often large law...
Ngày tải lên: 17/01/2014, 11:20
Tài liệu Wireless Sensor Networks (P2) docx
... Bách Khoa TPHCM Wireless Sensor Networks Bộ Môn Viễn Thông Kỹ Thuật,Giao Thức và Ứng Dụng 42 Chương 5 GIAO THỨC ðIỀU KHIỂN TRUY CẬP TRONG MẠNG WIRELESS SENSOR NETWORKS Mạng ... một khe thời gian, gói ñụng ñộ kéo dài với thời gian lâu hơn. ðại Học Bách Khoa TPHCM Wireless Sensor Networks Bộ Môn Viễn Thông Kỹ Thuật,Giao Thức và Ứng Dụng 41 Hình 4.8: Mô hình ... các chuẩn sẵn có, như là Bluetooth, ZigBee, WLAN…. ðại Học Bách Khoa TPHCM Wireless Sensor Networks Bộ Môn Viễn Thông Kỹ Thuật,Giao Thức và Ứng Dụng 48 Trong ALOHA phân khe...
Ngày tải lên: 21/01/2014, 04:20
SECURITY IN WIRELESS SENSOR NETWORKS – IMPROVING THE LEAP PROTOCOL pptx
... Protocols, Wireless Sensor Network (WSN), LEAP protocol, Security, compromised nodes 1. I NTRODUCTION Wireless technology has propagated the use of sensor networks in many applications. Sensor networks ... 2 Wireless sensor networks usually consist of a single or multiple base stations acting as points of centralized control, whereby they provide access to other networks. These networks ... situated. The types of topologies used for sensor networks include star, mesh, star-mesh etc. [2] In Wireless sensor networks there are two kinds of wireless nodes; sensor and base station nodes....
Ngày tải lên: 05/03/2014, 23:20
A Survey on Network Security and Attack Defense Mechanism For Wireless Sensor Networks pdf
... Pinkston, Wireless Sensor Networks , an edited book, Kluwer Publications, ISBN: 1-4020-7883-8 23. M. Sharifnejad, M. Shari, M. Ghiasabadi and S. Beheshti, “A Survey on Wireless Sensor Networks ... "Wormhole detection in wireless ad hoc networks, " Department of Computer Science, Rice University, Tech. Rep. TR01-384, June 2002. 26. H.K. Kalita and A. Kar, Wireless Sensor Networks Security ... Security Protocols for Sensor Networks , Wireless Networks, vol. 8, no. 5, 2002, pp. 521-534. 37. S.S. Kulkarni, M.G. Gouda, and A. Arora, “Secret instantiation in adhoc networks, ” Special Issue...
Ngày tải lên: 05/03/2014, 23:20
We Need Each Other Building Gift Community Bill Kauth pot
... for those who follow. From the Tamera community in Portugal: Functioning community is the foundation of every humane transformation: human community and the community amongst humans and their ... the quotations opening this chapter, make it clear that community is imperative to healthy men and women. As couples we need community, and community needs us. After all, intimate relationship ... capital: “social networks, norms of reciprocity, mutual assistance, and trustworthiness. The central insight of this approach is that social networks have real value both for the people in those networks, ...
Ngày tải lên: 09/03/2014, 02:20
Event-to-Sink Reliable Transport in Wireless Sensor Networks docx
... wireless sensor networks, ” in Proc. ACM WSNA, Atlanta, GA, Sep. 2002, pp. 12–21. [8] E. Shih et al., “Physical layer driven protocol and algorithm design for energy-efficient wireless sensor networks, ” ... protocol for wireless sensor networks, ” in Proc. ACM WSNA, Atlanta, GA, Sep. 2002, pp. 1–11. [13] J. Zhao and R. Govindan, “Understanding packet delivery performance in dense wireless sensor networks, ” ... Uni- versity. His current research interests include sensor networks, next-generation wireless networks, and deep-space communication networks. Ian F. Akyildiz (M’86–SM’89–F’96) received the B.S.,...
Ngày tải lên: 16/03/2014, 19:20
achieving collision avoidance and fairness in csma based wireless mesh networks ppt
Ngày tải lên: 19/03/2014, 00:20
FED: FUZZY EVENT DETECTION MODEL FOR WIRELESS SENSOR NETWORKS pptx
... algorithm for wireless sensor networks, ” International Journal of Wireless & Mobile Networks (IJWMN), vol.2, no.3, August 2010. International Journal of Wireless & Mobile Networks (IJWMN) ... European Workshop on Wireless SensorNetworks (EWSN 2004), Jan. 2004. [30] S. Soro and W. B. Heinzelman, “Cluster head election techniques for coverage preservation in wireless sensor networks, ” Ad ... [27] International Journal of Wireless & Mobile Networks (IJWMN) Vol. 3, No. 6, December 2011 DOI : 10.5121/ijwmn.2011.3603 29 FED: F UZZY E VENT D ETECTION MODEL FOR WIRELESS SENSOR NETWORKS HadiTabatabaee...
Ngày tải lên: 30/03/2014, 16:20
Wireless Sensor Networks – Technology and Protocols pptx
... sensor networks, In Ad Hoc and Sensor Networks, Wireless Networks and Mobile Computing . [5] Brinza, D. & Zelikovsky, A. [2006]. Deeps: Deterministic energy-efficient protocol for sensor networks, ... Self-Assembling Wireless Networks (SAWN) pp. 261–266. [6] Cardei, M. & Du, D Z. [2005]. Improving wireless sensor network lifetime through power aware organization, Wireless Networks 11: 333–340(8). [7] ... energy-efficient coordination algorithm for topology maintenance in ad hoc wireless networks, ACM Wireless Networks 8(5). [13] Chong, C Y. & Kumar, S. [2003]. Sensor networks: evolution, opportunities, and challenges,...
Ngày tải lên: 30/03/2014, 20:20
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