Wireless Sensor Networks Part 4 pot

Báo cáo sinh học: " Decentralized estimation over orthogonal multiple- access fading channels in wireless sensor networks-- optimal and suboptimal estimators" pot

Báo cáo sinh học: " Decentralized estimation over orthogonal multiple- access fading channels in wireless sensor networks-- optimal and suboptimal estimators" pot

... ed wireless sensor networks. IEEE Trans. Signal Process. 57(10), 3 746 –3758 (2009) 14. J-J Xiao, S Cui, Z-Q Luo, AJ Goldsmith, Power scheduling of universal decentralized estimation in sensor networks. ... channels for sensor networks. IEEE Trans. Signal Process. 56 (4) , 1398– 141 0 (2008) 10. WM Lam, AR Reibman, Design of quantizers for decentralized estimation systems. IEEE Tr...
Ngày tải lên : 18/06/2014, 22:20
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Recent Advances in Wireless Communications and Networks Part 4 ppt

Recent Advances in Wireless Communications and Networks Part 4 ppt

... N)P(D g,c , λ g,c , α g,c ), (39) 1 04 Recent Advances in Wireless Communications and Networks Recent Advances in Wireless Communications and Networks 88 4. 2 Conventional beamforming A conventional ... Construction. Information Theory. IEEE Transactions on Information Theory, Vol .44 , No.2, (Mar 1998), pp. 744 -765, ISSN 0018- 944 8. Tarokh, V., Jafarkhani, H. & Calder...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 7 pot

Recent Advances in Wireless Communications and Networks Part 7 pot

... Theory, vol. 29, no. 3, pp. 43 9 44 1, 1983. Joint Call Admission Control in Integrated Wireless LAN and 3G Cellular Networks 193 integrated WLAN and 3G cellular networks, seamless vertical ... and cellular networks. 2.1 Architecture of integrated WLAN and 3G cellular networks Driven by the anywhere and anytime mobile service concept, it is expected that 4G wireless netw...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 10 pot

Recent Advances in Wireless Communications and Networks Part 10 pot

... 0 d 2 X 2 dl.rtPS dF 2 dl.rtPS = 0 (44 ) Based on Eq. (43 ) and (44 ), the dependence of T dl.rtPS on F dl.rtPS is derived as follows. dT dl.rtPS dF dl.rtPS > 0 d 2 T dl.rtPS dF 2 dl.rtPS > 0 (45 ) The difference ... near future, wireless access networks will be composed of diverse wireless medias. To exploit wireless media diversity in expected access networks, some bandwidth...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 13 pot

Recent Advances in Wireless Communications and Networks Part 13 pot

... pages. Recent Advances in Wireless Communications and Networks 3 74 Fig. 4. Test web page in a desktop computer Fig. 5. Results of the test page in HP iPAQ hx 240 0 Dealing with VoIP ... of these devices are listed in Table 4. 2 Asciizer, http://asciizer.sourceforge.net Recent Advances in Wireless Communications and Networks 3 54 Poutage=0 Poutage=0 Est...
Ngày tải lên : 19/06/2014, 19:20
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Recent Advances in Wireless Communications and Networks Part 16 pot

Recent Advances in Wireless Communications and Networks Part 16 pot

... element at a frequency of 2 .45 GHz was 1 /4 of the wavelength λ (122 .4 mm), or 122 .4/ 4 = 30.6 mm, and Recent Advances in Wireless Communications and Networks 44 0 Fig. 5. Structure of speaker ... hours are extremely short, and in maritime and desert Recent Advances in Wireless Communications and Networks 44 4 where C 1 and C 2 are the total capacitances of the...
Ngày tải lên : 19/06/2014, 19:20
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WIRELESS  SENSOR NETWORKS

WIRELESS SENSOR NETWORKS

... 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 ... Protocols: 58 5 .4 Nghiên cứu trường hợp SENSOR- MAC: 59 5 .4. 1 Tổng quát: 59 5 .4. 2 Lắng nghe và nghỉ theo chu kỳ (Listen and Sleep): 60 5 .4. 3 Sự phối hợp và lựa chọn lịch làm việc: 60 5 .4. 4 ðồng bộ ... riêng.Hìn...
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

... 4 −2 0 2 4 6 0 10 20 30 40 50 60 70 80 90 100 SINR (dB) With 2 jammers 4 −2 0 2 4 6 0 10 20 30 40 50 60 70 80 90 100 SINR (dB) With 3 jammers 4 −2 0 2 4 6 0 10 20 30 40 50 60 70 80 90 100 SNR ... protocol for duty-cycled wireless sensor networks. In SenSys, 2006. [4] O. Chipara, C. Lu, and J. Stankovic. Dynamic conflict-free query scheduling for wireless sensor ne...
Tài liệu Wireless Sensor Networks (P2) docx

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 ... Bách Khoa TPHCM Wireless Sensor Networks Bộ Môn Viễn Thông Kỹ Thuật,Giao Thức và Ứng Dụng 41 Hình 4. 8: Mô hình giao thức ZigBee. Ưu ñiểm của ZigBee/IEEE802...
Ngày tải lên : 21/01/2014, 04:20
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