Wireless Sensor Networks Part 3 pptx

SECURITY IN WIRELESS SENSOR NETWORKS – IMPROVING THE LEAP PROTOCOL pptx

SECURITY IN WIRELESS SENSOR NETWORKS – IMPROVING THE LEAP PROTOCOL pptx

... for wireless sensor networks. E. Dawson and D.S. Wong (Eds.): ISPEC 2007, LNCS 4464, pp. 31 4 32 8, 2007., [7] Pathan, A. K. (2011). Security of self-organizing networks. (1 ed., pp. 31 8 -34 4). ... 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 bas...
Ngày tải lên : 05/03/2014, 23:20
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FED: FUZZY EVENT DETECTION MODEL FOR WIRELESS SENSOR NETWORKS pptx

FED: FUZZY EVENT DETECTION MODEL FOR WIRELESS SENSOR NETWORKS pptx

... 33 8 – 35 3, 1965. [36 ] B. Sundararaman, U. Buy, and A. D. Kshemkalyani, “Clock synchronization for wireless sensor networks: a survey,” Ad Hoc Networks, vol. 3, no. 3, pp. 281 – 32 3, 2005. [37 ] ... Wireless Sensor Network,” International Journal of Wireless & Mobile Networks (IJWMN) vol .3, no .3, June 2011. [35 ] L. Zadeh, “Fuzzy sets,” Information and Contr...
Ngày tải lên : 30/03/2014, 16:20
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Wireless Sensor Networks – Technology and Protocols pptx

Wireless Sensor Networks – Technology and Protocols pptx

... the bottleneck, sensor id’s can be used to break ties). 39 Maximum Lifetime Scheduling in Wireless Sensor Networks Wireless Sensor Networks – Technology and Protocols 16 3. Low-Energy Adaptive ... Conference (WCNC) 4: 232 9– 233 4 Vol.4. [4] Berman, P., Calinescu, G., Shah, C. & Zelikovsky, A. [2005]. Efficient energy management in sensor networks, In Ad Hoc and Senso...
Ngày tải lên : 30/03/2014, 20:20
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Recent Advances in Wireless Communications and Networks Part 1 pptx

Recent Advances in Wireless Communications and Networks Part 1 pptx

... Heterogeneous Wireless Networks 221 Anna Maria Vegni and Roberto Cusani Chapter 12 On the Use of SCTP in Wireless Networks 245 Maria-Dolores Cano Chapter 13 Traffic Control for Composite Wireless ... Framework 36 1 Chichang Jou Chapter 18 Power Supply Architectures for Wireless Systems with Discontinuous Consumption 37 9 Jose Ignacio Garate and Jose Miguel de Diego Cha...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 3 doc

Recent Advances in Wireless Communications and Networks Part 3 doc

... **** 1 234 1 234 ** * * 32 14 32 1 43 **** 34 1 234 12 -, 12 - C c xxxxxxxx xx x xxxx x R xxxxxxxx ⎡⎤ −−− ⎢⎥ =− = ⎢⎥ ⎢⎥ − ⎢⎥ ⎣⎦ X (39 ) **** 1 234 1 234 ** * * 21 4 32 14 3 4 **** 34 1 234 12 ** ** 43 2 1 43 ... example, the following two matrices 3 C X and 4 C X are STBCs with a code rate of 34 c R = : ()() ** * 33 12 ** ,3 4 * 33 21 3 ** ** 1122 2211...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 5 pptx

Recent Advances in Wireless Communications and Networks Part 5 pptx

... (19) 132 Recent Advances in Wireless Communications and Networks 20 Will-be-set-by-IN-TECH 0 3 6 9 12 15 18 10 −5 10 −4 10 3 10 −2 x10 4 (OFDM symbols) BER 0 3 6 9 12 15 18 10 2 10 3 10 4 10 5 x10 4 ... Transactions on Wireless Communications 4(6): 2726–2 737 . Song, G. & Li, Y. (2005). Cross-layer optimization of ofdm wireless networks - part ii: Algorithm develo...
Ngày tải lên : 19/06/2014, 19:20
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WIRELESS  SENSOR NETWORKS

WIRELESS SENSOR NETWORKS

... DẪN KHÔNG DÂY 4.1 Quá trình truyền sóng : 33 4.2 ðiều chế tín hiệu: 35 4 .3 Các công nghệ không dây: 36 4 .3. 1 Bluetooth: 37 4 .3. 2 WLAN: 37 4 .3. 3 ZigBee: 40 4.4Kết luận: 41 ... 3. 2 Phần cứng và phần mềm : 29 3. 3 Phân loại cảm biến: 30 3. 4 Môi trường hoạt ñộng của sensor node (WNs): 31 3. 5 Xu hướng phát triển của Node cảm biến : 32 Chương 4: KỸ THUẬT T...
Ngày tải lên : 25/04/2013, 19:19
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C-MAC: Model-driven Concurrent Medium AccessControl for Wireless Sensor Networks

C-MAC: Model-driven Concurrent Medium AccessControl for Wireless Sensor Networks

... 2ft 4ft 8ft 16ft 32 ft (b) Corridor 3 5 7 9 11 13 15 17 19 21 23 25 27 29 31 −95 −85 −75 −65 −55 −45 Transmission Power Level Index RSS (dBm) 2ft 4ft 8ft 16ft 32 ft (c) Grass field 3 5 7 9 11 13 15 17 ... performance in dense wireless sensor networks. In Sensys, 20 03. C-MAC: Model-driven Concurrent Medium Access Control for Wireless Sensor Networks Mo Sha 1 ; Guoli...
Tài liệu Spoken english elementary handbook part 3 pptx

Tài liệu Spoken english elementary handbook part 3 pptx

... Students 2.9 Connected Sentence Cards 3. Instructions 3. 1 Activity Template (Blank) 3. 2 Sample Lesson Plan 3. 3 Sound Connections Demo 3. 6 Going Further 3. 15 Connected Speech Templates ... Exchanges 6. Instructions 6.1 Activity Template (Blank) 6 .3 Multi-Purpose Texts 7. Instructions 7.1 Reading Race – Lesson Plan 7 .3 Discussion Questions 8. Instruc...
Ngày tải lên : 13/12/2013, 21:15
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