Results 31 to 40 of about 2,997 (190)

Sensor Protocol for Roaming Bluetooth Multiagent Systems

open access: yesInternational Journal of Distributed Sensor Networks, 2013
Bluetooth is a low-cost, short-range wireless technology capable of providing many communication functionalities. However, Bluetooth does not support any sensor protocol which is related to a roaming and in which handoff occurs dynamically when a ...
Neungsoo Park   +2 more
doaj   +1 more source

Topology Configuration and Multihop Routing Protocol for Bluetooth Low Energy Networks

open access: yesIEEE Access, 2017
This paper proposes a new cluster-based on-demand routing protocol to support multihop communication in Bluetooth low energy ad hoc networks. The proposed scheme includes the topology configuration procedure, topology recovery scheme, and on-demand ...
Changsu Jung   +4 more
doaj   +1 more source

Wireless TDMA‐Based Body Area Network Platform Gathering Multibiosignals Synchronized with Patient’s Heartbeat

open access: yesWireless Communications and Mobile Computing, Volume 2018, Issue 1, 2018., 2018
In the application of a body area network in medical healthcare, the process of receiving, archiving, and analyzing multibiosignals simultaneously from different devices for each body is very important. For example, to diagnose sleep apnea symptoms, a patient must sleep with dozens of devices, including electroencephalography (EEG), electrocardiogram ...
Tae Min Hwang   +3 more
wiley   +1 more source

Maximum Power Plus RSSI Based Routing Protocol for Bluetooth Low Energy Ad Hoc Networks

open access: yesWireless Communications and Mobile Computing, Volume 2017, Issue 1, 2017., 2017
This paper proposes a novel energy‐conserving multihop routing protocol to maximize network lifetime and consume the battery in a distributed manner during route discovery in energy‐constrained Bluetooth Low Energy ad hoc networks. Furthermore, a flooding avoidance approach is adopted by the proposed scheme to minimize the number of route request ...
Changsu Jung, Kijun Han, Haiyu Huang
wiley   +1 more source

Adaptive inter-piconet scheduling in small scatternets

open access: yesACM SIGMOBILE Mobile Computing and Communications Review, 2003
Inter-piconet scheduling in a Bluetooth scatternet may be performed in an adaptive manner, so as to minimize end-to-end packet delays. Using the theory of queues with vacations, we analyze the impact of different values of scatternet parameters on end-to-end delays, and then investigate the possibility of minimization of the aforementioned delays.
Vojislav B. Misic, Jelena V. Misic
openaire   +2 more sources

Introducing Service Differentiation in a Bluetooth Piconet [PDF]

open access: yes, 2004
In this paper, we focus on the Bluetooth wireless network, analyzing its ability to support Quality of Service (QoS) requirements defined by the application. We focus on two QoS parameters : (i) an application constraint denoting the importance degree of a message, and (ii) an end-to-end delivery deadline.
Antoine Mercier 0001, Pascale Minet
openaire   +1 more source

Dual Connectivity in Heterogeneous Small Cell Networks with mmWave Backhauls

open access: yesMobile Information Systems, Volume 2016, Issue 1, 2016., 2016
Ultradense Network (UDN) with small cells is a key feature to begin a new era of 5G communication, which provides higher data rate, and accommodate explosive mobile traffic. Recently, mmWave‐based wireless backhauls accelerate deployment of the UDN by reducing cost of fiber‐optic cabling to small cells.
Wooseong Kim, Laurence T. Yang
wiley   +1 more source

Energy-Delay Tradeoff and Dynamic Sleep Switching for Bluetooth-Like Body-Area Sensor Networks

open access: yes, 2012
Wireless technology enables novel approaches to healthcare, in particular the remote monitoring of vital signs and other parameters indicative of people's health.
Caire, Giuseppe   +2 more
core   +1 more source

Capacity Enhancement in 60 GHz Based D2D Networks by Relay Selection and Scheduling

open access: yesInternational Journal of Antennas and Propagation, Volume 2015, Issue 1, 2015., 2015
Millimeter‐wave or 60 GHz communication is a promising technology that enables data rates in multigigabits. However, its tremendous propagation loss and signal blockage may severely affect the network throughput. In current data‐centric device‐to‐device (D2D) communication networks, the devices with intended data communications usually lay in close ...
Waheed ur Rehman   +4 more
wiley   +1 more source

A flexible framework for data exchange and presentation between wireless sensor networks and personal devices [PDF]

open access: yes, 2007
This paper presents the framework of an interface between wireless sensor networks and personal devices like PDAs, cellular phones and laptops. It possesses a flexible architecture that can be adapted easily to display any kind of data received from the
Afonso, José A.   +6 more
core   +1 more source

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