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wireless sensor network collection tree protocol




Collection tree protocol
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 cost for update propagation precludes the use of link-state protocols in sensor networks.  5.3 Transmit Timer Multihop wireless protocols encounter self-interference, where a node's transmissions collide  number of nodes, physical span, and topol- ogy properties of each network. 

Design of an application-cooperative management system for wireless sensor networks
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 2) Management-Spec  Tree Enhancements: Most deployed wireless sensor networks connect to an exter- nal  In addition, a sensor network could be managed from a mobile workstation or PDA-class device located within the physical boundaries of the network itself. 

A survey on routing protocols for wireless sensor networks
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 and can serve those who like deeper insight for routing issues and techniques in wireless sensor networks.  In Directed Diffusion the sink queries the sensor nodes if a specific data is  In SPIN, sensors advertise the availability of data allowing interested nodes to query that data. 

Complex behavior at scale: An experimental study of low-power wireless sensor networks
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if sensors dropped from airplanes  The fact that flood propagation through a large network occurs quite quickly is our ally, since clock skew and drift  and MAC layer be- havior provides guidance for algorithms designed to work under similar large scale wireless sensor networks. 

Versatile low power media access for wireless sensor networks
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 To calculate node duty cycle and lifetime, we examine a periodic sensing application (such  Sensors are an integral part of wireless sensor networks and must be considered when calculating a . In their application, each node takes 1100 ms to start its sensors, sample, and 

Guest editors' introduction: overview of sensor networks
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nodes will act as gateway points both to retrieve data off the sensor network and to  used as points of aggregation, data storage, data fusion, and hosts for higher-end sensors.  associated with remote sensing from satellites and missile telemetry-prime examples of wireless links 

Realistic and efficient multi-channel communications in wireless sensor networks
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to use multiple chan- nels to improve communication performance in Wireless Sensor Networks (WSNs).  channel allocation algorithm which outperforms other schemes in dense networks with a  experiments, we show that TMCP can significantly improve network throughput and 

Adaptive protocols for information dissemination in wireless sensor networks
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We initialized each node with 3 data items, chosen randomly from a set of 25 possible data items. This means there is overlap in the initial data of different sensors, as often occurs in sensor networks.  Table 1: Characteristics of the 25-node wireless test net- work. 

Sink mobility protocols for data collection in wireless sensor networks
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Ap- plications for wireless sensor networks fall in three major categories [3]: (i) Periodic Sensing (the particles are  The deployment of this protocol imposes a high cost on the sensor devices that perform  off between the cost at the sink and the cost at the sensors eg increasing l 

An adaptive energy-efficient and low-latency MAC for data gathering in wireless sensor networks
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 could have longer initial sleep delay at the source node when a sensing reading occurs  achieves both energy savings and low latency when used with data gathering trees in wireless sensor networks.  aim to implement this MAC on a Mote-based sen- sor network platform and 

Wireless sensor networks for habitat monitoring
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 4.4 Sensor Deployment We deployed a wireless sensor network using Mica motes with Mica Weather Boards in  stores time-stamped readings from the sen- sors, health status of individual sensors, and metadata  the biologists set out to verify the accuracy of the sensor readings. 

Directed diffusion: a scalable and robust communication paradigm for sensor networks
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Finally, wireless communication even over relatively short distances consumes significant energy.  3.3 Data Propagation A sensor node that is within the specified rect processes interests as described in the  In addition, the node tasks its local sensors to begin collecting samples. 

Wireless sensor networks: a survey
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Although the sheer number of sensors and their unattended deployment usually preclude placing  data with networking protocols, communicates power efficiently through the wireless medium, and  helps to maintain the flow of data if the sensor networks application requires it. 

Maximum lifetime data gathering and aggregation in wireless sensor networks
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 Data aggregation, while being a useful paradigm, is not applicable in all sensing environments.  sensors, in order to attain desired tradeoffs between the delay experienced by the sensors and the  Adaptive Protocols for Information Dissemination in Wireless Sensor Networks. 

Power efficient data gathering and aggregation in wireless sensor networks
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 The sensors are in direct communication range of each other and can  A. Chandrakasan, and H. Balakrishnan, Energy- efficient communication protocol for wireless microsensor networks  and CS Raghavendra, Pegasis: Power-efficient gathering in sensor information systems 

Directed diffusion for wireless sensor networking
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 tasks its local sensors to begin collecting samples (to save power, sensors are off  INTANAGONWIWAT et al.: DIRECTED DIFFUSION FOR WIRELESS SENSOR NETWORKING 7  In our sensor network, because every node can cache, aggregate, and more generally, process 

Computing aggregates for monitoring wireless sensor networks
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 MONITORING WIRELESS SENSOR NETWORKS: AN ARCHITECTURE While the main focus of this paper is a  statistics), is motivated by the need for energy-efficient communication in sensor networks.  we could dump the raw temperature readings from some sensors to debug 

Deploying a wireless sensor network on an active volcano
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 Rates: Event Detection and Buffering When designing high-data-rate sensing applica- tions  2nd

Negotiation-based protocols for disseminating information in wireless sensor networks
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Topology of the 25-node, wireless test network. The edges shown here signify communicating neighbors in a point-to-point wireless medium. 5.2.  This means there is overlap in the initial data of different sensors, as often oc- curs in sensor networks. 


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