Abstract—Carrier Sense Multiple Access with Enhanced Collision Avoidance (CSMA/ECA) is a recently proposed modification to the well-known CSMA/CA protocol. By using a determinis...
Abstract— The IEEE 802.11e standard has recently been ratified. This standard provides Quality-of-Service (QoS) guarantees in the Medium Access Control (MAC) layer of 802.11 Wir...
We consider a single circuit-switched communication link, depicted by a Erlang multi-class loss queue, where a customer may vary its required bandwidth during its service. We obtai...
Mobile payments are predicted to have a bright future as m-commerce becomes more popular. However, this promising application has not been as successful as anticipated. This can b...
In a blog network, there are many relations such as comment, trackback, and so on. We consider that if the relations are related to user’s reading activity, we can extract useful...