Báo cáo hóa học: " Mobile multimedia sensor networks: architecture and routing" docx

... Chen et al.: Mobile multimedia sensor networks: architecture and routing. EURASIP Journal on Wireless Communications and Networking 2011 2011:159. Submit your manuscript to a journal and benefi ... investigates the employment of some powerful sensor node, which is equipped with both mobility and multimedia functional- ities, and proposes Mobile Multimedia Sensor...

Ngày tải lên: 20/06/2014, 22:20

... of the mobile nodes, and sensor field size in all sim- ulation scenarios and study the performance measurements as a function of amount of sensor nodes. Considering that there are few mobile nodes ... number of sensor nodes, the number of mobile nodes, and sensor field size in all simulation scenarios and study the performance measurements as a function of the network work...

Ngày tải lên: 21/06/2014, 05:20

... September 2001. [24] H. Dang and H. Wu, “Mobility models for delay-tolerant mobile networks,” in Proceedings of the 3rd International Conference on Sensor Technologies and Applications (SENSOR- COMM ’09), ... A and B.Atanytime,letT AB denote the total time during which nodes A and B were in contact up to the moment. Regardless of time synchronization and the time durations duri...

Ngày tải lên: 21/06/2014, 11:20

... multipath effect (bias) and LOS/NLOS Bayesian filtering for indoor localization and tracking in wireless sensor networks Anup Dhital 1,2 , Pau Closas ∗3 and Carles Fern ´ andez-Prades 3 1 Universitat ... n. 216715) and COST Action IC0803 (RFCSET), as well as the Spanish Science and Technology Commission TEC2008-02685/TEC (NARRA). References [1] A Boukerche (Ed.), Algorithms and P...

Ngày tải lên: 21/06/2014, 17:20

... Wireless Communications and Networking real-time traffic. Using ns-2 simulation, the authors demon- strate that the proposed mobility architecture achieves lower handover delay and less packet loss ... small-size and low-cost mobile terminals as in stand-alone WLANs or cellular networks, S. Lee et al. propose in the sixth paper apower-efficient communication protocol (PCP) for inte- gra...

Ngày tải lên: 21/06/2014, 22:20

... positions of sensors with regard to positions within the vehicle (front or back seats) and sensor position height (adults or children height). Groneberg et al. Journal of Occupational Medicine and Toxicology ... and an analysis unit. In the analysis unit, particulate matter analyzers, gas analyzers (i.e. CO2, NO2, CO) and temper- ature, humidity, anemometer etc. sensors are placed...

Ngày tải lên: 20/06/2014, 00:20

... (1) and (2) denotes the two frequency subbands used in BFSK signaling. Furthermore, the source symbol x 0 = 0 if the first frequency subband is used and x 0 =1if the second frequency subband ... no direct link between the source and destin ation. For con- venience, the source, relays, and destination are denoted and indexed by node 0, node i, i = 1, , K, and node K + 1, respective...

Ngày tải lên: 20/06/2014, 22:20

... all nodes B4 and B5 transmitting simultaneously. Figures 21 and 22 depict the LQI and LDR results from five thousand data packet transmissions for each considered link in scenarios A and B, respectively. As ... “Resource- aware and link quality based routing metric for wireless sensor and actor networks,” in Proceedings of the IEEE International Conference on Communications (ICC...

Ngày tải lên: 21/06/2014, 11:20

... group-oriented mobile applications like multi- player mobile gaming, mobile T V, mobile commerce, and remote education. However, the time-varying channel seen by each mobile receiver and the channel ... Model and Forumlation 2.1. System Model. We consider a mobile multicast system with one base station (BS) multicasting to a group of N mobile receivers. The system archite...

Ngày tải lên: 21/06/2014, 17:20

... services, dubbed mobile broadband’. A variety of smartphones (particularly the iPhone) provided an enriched user experience, and together with flat-rate pricing for mobile broadband, were among ... [6] ABIresearch, Equipment and RF Power Device Analysis for Cellular and Mobile Wireless Infrastructure Markets. 4Q 2010 [7] N Idir, Y Weens, J Franchaud, Skin effect and dielectri...

Ngày tải lên: 21/06/2014, 17:20