Energy aware RF transceiver for wireless body area networks (WBAN

... ENERGY AWARE RF TRANSCEIVER FOR WIRELESS BODY AREA NETWORKS (WBAN) M.KUMARASAMY RAJA (M.S.by Research, IIT, Madras, Institute of Microelectronics, Singapore) A THESIS SUBMITTED FOR THE ... SUMMARY Transceivers for wireless body area networks (WBAN) are expected to consume low power for long battery life or to operate from other limited power supplies such...

Ngày tải lên: 09/09/2015, 18:49

... A power efficient MAC protocol for wireless body area networks Moshaddique Al Ameen1, Niamat Ullah1, M Sanaullah Chowdhury1, S M Riazul Islam1 and Kyungsup Kwak*1 UWB Wireless Communications ... sana1691@yahoo.com SMRI: riazulislam@ieee.org Abstract Applications of wearable and implanted wireless sensor devices are hot research area A specialized field called the bo...

Ngày tải lên: 21/06/2014, 17:20

... Zibo Cai, declare that the Master by Research thesis entitled [Impulse Radio Intrabody Communication System for Wireless Body Area Networks] is no more than 60,000 words in length including quotes ... papers as body channel communication (BBC) [16] or intrabody communications (IBC) [16] According to [17], intrabody communication is a novel data propagation method u...

Ngày tải lên: 28/11/2015, 14:02

... can be completely avoided and the lifetime of the BSN can be prolonged Another energy-efficient TDMA-based MAC protocol for wireless BSNs is the BodyMAC [13], which uses flexible and efficient bandwidth ... conditions, an energy-efficiency comparison between DQMAC performance and that of the standard facto 802.15.4 MAC and the BSN -MAC is portrayed BSN -MAC has been selected...

Ngày tải lên: 21/06/2014, 11:20

... This page intentionally left blank Design and Implementation of Low Power MAC Protocol for Wireless Body Area Network by Pan Rui Submitted to the Department of Electrical and Computer Engineering ... fulfillment of the requirements for the degree of Doctor of Philosophy Abstract A wireless body area network (WBAN) is a network consists of wearable...

Ngày tải lên: 09/09/2015, 08:16

... Evaluation of Secure Time Synchronization Approaches We first derive the requirements for a secure time synchronization service for WSNs Secondly, we classify and evaluate existing secure time synchronization ... that the synchronization of nodes will remain precise between two successive resynchronizations We propose a secure, accurate, precise, and energyefficient time s...

Ngày tải lên: 21/06/2014, 05:20

... Journal of NeuroEngineering and Rehabilitation 2005, 2:6 http://www.jneuroengrehab.com/content/2/1/6 Figure Wireless Body Area Network of Intelligent Sensors for Patient Monitoring Wireless Body Area ... Area Network of Intelligent Sensors for Patient Monitoring sensor platform [17], motivated the development of the new system presented in this paper Tiny...

Ngày tải lên: 19/06/2014, 10:20

... part of ad hoc wireless sensor networks EARP is well suited for sensor networks due to its ability to adapt to the environment and make routing decisions based on the Energy-Aware Routing Protocol ... efficiency in routing protocols for wireless ad hoc sensor networks He presented some of his work at IEEE GLOBECOM ‘04 He was awarded the Outstanding MS Student Awa...

Ngày tải lên: 23/06/2014, 00:20

... of occurrences inside the critical margins of agreement of 20% were "Gait" (68%), "Stairs" (53%), "Prosthesis" (52%) and "Walking, outdoor" (50%) For M1, they were "Walking, outdoor" (67%), "Gait" ... component of rehabilitation, total time of therapy has been referred to as the "intensity" of rehabilitation [4,6,7] This denomination may be misleading [8] since time spent in...

Ngày tải lên: 19/06/2014, 08:20

... networks including [11] and [12] were discussed only in the link or/and physical layer Conclusion We proposed a TCP window-size delegation method for downlink TXOP Exchange in WLANs In our method, ... · Wid /2 in Equation In Figure 8, window-size delegation increases an increasing slope of Wci (x) in an interval of linear to (1 + a)-fold from Wi(x) If we want to c...

Ngày tải lên: 21/06/2014, 01:20

... Titan allows for the inclusion of such techniques into an activity-aware system Combining these techniques with Titan further supports our objective of deploying activity-aware Pervasive Apps in ... standards for accessing, describing, and composing services in a globally connected network of thousands of sensors, actuators, and processing units Titan provides dynamic mechanis...

Ngày tải lên: 21/06/2014, 07:20

... antennas placed near the human are characterized The frequency- and distancedependent characteristics of a UWB channel are analyzed in this paper, where an NLOS channel is shown to have larger path ... November 2003 [16] A Sani, A Alomainy, G Palikaras et al., Experimental characterization of UWB on -body radio channel in indoor EURASIP Journal on Wireless Communicatio...

Ngày tải lên: 21/06/2014, 07:20

... enhance the system goodput for the IEEE 802.11n networks In this paper, a frame-aggregated link adaptation (FALA) protocol is proposed to maximize the goodput performance for the IEEE 802.11n networks ... variation Proposed Frame-Aggregated Link Adaptation (FALA) Protocol By using the PHY layer information, it is intuitive that the CLA scheme should result in enhanced good...

Ngày tải lên: 21/06/2014, 17:20

... optimize Nk and xk , k = 1, , K, for a specific wireless sensor network Remark In this section, we have dealt with energy and quantization optimization for multiple sensors that are cooperating in ... stringent energy requirements that are prevalent in wireless sensor networks, we have pursued optimal quantization at sensor nodes to effect optimal reconstruction at the fus...

Ngày tải lên: 22/06/2014, 19:20