Event-to-Sink Reliable Transport in Wireless Sensor Networks docx

... simplicity. III. T HE RELIABLE TRANSPORT PROBLEM IN WSN In the preceding discussions, we introduced the notion of event-to-sink reliability in WSN and pointed out the inapplica- bility of existing transport ... AKYILDIZ: EVENT-TO-SINK RELIABLE TRANSPORT IN WIRELESS SENSOR NETWORKS 1009 soon as possible. We can achieve such an aggressive in- crease by invoking the...

Ngày tải lên: 16/03/2014, 19:20

... using these protocols. The main purpose of these nodes is to gather information or events occurring from their targets. The main functions associated with sensor nodes include: collecting information ... functionalities in terms of one base station participating in one system. It is important to remember that with an increase in a sensor network there’s an increase in the dist...

Ngày tải lên: 05/03/2014, 23:20

... 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 ... mang thông ñiệp xin cấp khe thời gian ñể phát dữ liệu. Thông ñiệp thường nhỏ hơn gói dữ liệu, gọi là minislots. Khi một trạm có dữ liệu ñể ðại Học Bách Khoa TPHCM Wireless Sensor...

Ngày tải lên: 21/01/2014, 04:20

... Culler. Taming the underlying challenges of reliable multihop routing in sensor networks. In Proc. of SenSys, 2003. [31] Yong Yao and Johannes Gehrke. Query processing in sensor net- works. In Proceedings ... Processing. In IPSN, 2003. [7] M. Chu, et al. Scalable information-driven sensor querying and routing for ad hoc heterogeneous sensor networks. Int. Journal of...

Ngày tải lên: 30/03/2014, 16:20

... ñảm bảo tin cậy hướng lên, và ñảm bảo tin cậy hướng xuống. Một vài ví dụ trong bảng như CODA (Congestion Detection and Avoidance), ESRT (Event-to-Sink Reliable Transport) , RMST (Reliable Multisegment ... ðại Học Quốc Gia Thành Phố Hồ Chí Minh Trường ðại Học Bách Khoa Thành Phố Hồ Chí Minh Khoa ðiện-ðiện Tử Bộ Môn Viễn Thông  WIRELESS SENSOR NETWORKS Kỹ Thuậ...

Ngày tải lên: 25/04/2013, 19:19

... all active links (including the link from s 0 to r 0 ). Node s 0 assumes that all the active links in K (overheard during the traffic snooping phase) have a PRR of 100% as accurately predicting the ... new links are within the interference range of existing ones, which results in a higher level of contention. When Link 7 and Link 8 start to transmit, the system throughput increases again a...

Ngày tải lên: 01/09/2013, 15:23

... 85-95. 5. Shio Kumar Singh, M.P. Singh, and D.K. Singh, “Routing Protocols in Wireless Sensor Networks – A Survey” International Journal of Computer Science and Engineering Survey (IJCSES), ... Attacks, I. INTRODUCTION Wireless sensor network (WSN) is a heterogeneous system combining thousands to millions of tiny, inexpensive sensor nodes with several distinguishing charac...

Ngày tải lên: 05/03/2014, 23:20

... source routing in ad-hoc wireless networks. In Mobile Computing, 1996. [18] Young-Bae Ko and Nitin Vaidya. Location-aided routing (LAR) in mobile ad hoc networks. In Proceedings of the Fourth International ... with low overhead. Designing and developing an authenticated routing protocol using SPINS building blocks. Sensor Hardware At UC Berkeley, we are building prototype netwo...

Ngày tải lên: 14/03/2014, 22:20

... for many applications in sensor networks (including administrative tasks such as net- work reprogramming or controlling sensor node duty cycle). Since an adversary can easily inject messages, the ... response information: sensor networks will collect information about the status of buildings, people, and transportation pathways. Sensor information must be collected and passed on...

Ngày tải lên: 14/03/2014, 22:20