Wireless Sensor Networks (WSNs) are crucial in supporting continuous environmental
monitoring, where sensor nodes are deployed and must remain operational to collect and …

In recent years service curves have proven a powerful and versatile model for performance
analysis of network elements, such as schedulers, links, and traffic shapers, up to entire …

Emerging applications of wireless sensor networks (WSNs) require real-time quality-of-
service (QoS) guarantees to be provided by the network. Due to the nondeterministic …

While the IEEE 802.15. 4/Zigbee protocol stack is being considered as a promising
technology for low-cost low-power Wireless Sensor Networks (WSNs), several issues in their …

The IEEE 802.15. 4 protocol offers great potential for industrial wireless sensor networks,
especially when operating in beacon-enabled mode over star or cluster-tree topologies …

Node deployment is a fundamental issue to be solved in Wireless Sensor Networks (WSNs).
A proper node deployment scheme can reduce the complexity of problems in WSNs as, for …

In this paper, a mathematical model for the beacon-enabled mode of the IEEE 802.15. 4
medium-access control (MAC) protocol is provided. A personal area network (PAN) …

Network calculus has proven as a valuable and versatile methodology for worst-case
analysis of communication networks. One issue in which it is still lacking is the treatment of …

With the passage of time the trend of technology usage by farmers has been increasing to
improve the quantity and quality of crop production. The multi parameter monitoring system …

In this paper, an analytical model for the non beacon-enabled mode of the IEEE 802.15. 4
medium access control (MAC) protocol is provided. A wireless sensor network (WSN) …