Báo cáo hóa học: " Fine-Grained Rate Shaping for Video Streaming over Wireless Networks" pot

... “Stochastic rate- controlof video coders for wireless channels,” IEEE Trans. Circuitsand Systems for Video Technology, vol. 12, no. 6, pp. 496–510,2002.FGRS for Video Streaming over Wireless ... of wireless communication, video over wireless network has gained a lot of attention [1, 2, 3].However, wireless network is hostile for video streaming be-cause of its time-varying error rate ... of video streaming with ﬁne-grained rate shaping Similar to BRS, there are three stages for transmitting the video from the sender to the receiver: (i) precoding, (ii) streaming with rate shaping, ...

báo cáo hóa học:" Performance of the audio signals transmission over wireless networks with the channel interleaving " potx

... freely for any purposes (see copyright notice below). For information about publishing your research in EURASIP ASMP go tohttp://asmp.eurasipjournals.com/authors/instructions/ For information ... it appeared upon acceptance. Fully formattedPDF and full text (HTML) versions will be made available soon.Performance of the audio signals transmission over wireless networks with thechannel ... waveform of audio signal over Rayleigh fading channel. The file-2 is transmitted over uncorrelated Rayleigh fading channel using the DH1 packets. Figure 6 illustrates the waveform of received audio...

báo cáo hóa học:" Sub-carrier shaping for BOC modulated GNSS signals" pot

... attenuated in order to simulate weak signalconditions.27...

báo cáo hóa học: " Health state utilities for non small cell lung cancer" pot

... toxicities included.The raw data were transformed using a logistic transfor-mation (transformed utility = log ((1-utility)/utility)). Itwas necessary to transform the health state values in orderto ... between full health and dead. The utility value for the worst health state was determined against dead andthis was used to recalibrate the values for the other healthstates on the dead (0) to ... health. Participants therefore rated 12 healthstates each.Statistical analysisThe study aimed to collect data from 100 participants.This was not determined by a formal power analysis partlybecause...

Báo cáo hóa học: "Adaptive QoS provision for IEEE 802.16e BWA networks based on cross-layer design" ppt

... scheme for MPEG4-based services in wireless networks, inProc IEEE Int Conf Commun. 5,16–20(May 2005)18. G Schembra, A resource management strategy for multimedia adaptive -rate traffic in a wireless ... connection blocking rate, connection dropping rate, and connection failure rate, but also achieves low mean packet dropping rate (PDR), small deviation of PDR,and low QoS outage rate. Moreover, high ... rate, delay/delay jitterand packet loss rate rtPS Real-time variable bit rate (VBR-based) services (e.g., mpeg-based video conferenceand multimedia streaming) Strict delay and packet loss rate...

báo cáo hóa học:" Lifecycle scenario design for product end-of-life strategy" pot

... design environment integrates these eco-design technologies based on end-of-life strategies. Support for decision making in this area is also needed. Design methodologies for product service systems ... business strategies and environmental targets based on the results of this analysis. Second, the designers formulate a lifecycle strategy according to the product concept, business strategy and ... lifecycle strategy by describing the lifecycle scenario, and can derive design requirements for the later processes of lifecycle design. Section 2 identified five requirements for the system,...

Báo cáo hóa học: "Amplify-forward relaying for multiple antenna multiple relay networks under individual power constraint at each relay EURASIP Journal on Wireless Communications and " doc

... distributed freely for any purposes (see copyright notice below). For information about publishing your research in EURASIP WCN go tohttp://jwcn.eurasipjournals.com/authors/instructions/ For information ... η for 2 and 4 relay networks, respectively. The simulation is performed for different channel realizations considering the transmitted SNR (TSNR) is set to 12 dB. It can be observed that for ... value for i = 1,…,K, iterate: compute A,f and w Compute : ()221H w wiKi i oi n oi riP Pλ== + −∑ε (26) if 0<ε ε end, else modify λi for i = 1,…,K, goto iterate, where...

Báo cáo hóa học: " Submonolayer Quantum Dots for High Speed Surface Emitting Lasers" potx

... correlatedstructures can be formed [29].The spontaneous formation of ordered arrays of islandshas been studied theoretically and experimentally for along time (see, e. g., a review in [30]). The formation ofordered ... taken with anexcitation spot of *1 lm2at T = 7 K. The gray line is the part of thePL spectrum repeated for the same excitation spot. The gray spectrumis shifted for clarity. One can see that ... modulationexperiments have been performed at lower temperatures,but the high speed performance at 85 °C is crucial for mostshort-distance optical interconnect applications.Thus, we demonstrated 980 nm VCSELs...

Báo cáo hóa học: "A UNIFYING APPROACH FOR CERTAIN CLASS OF MAXIMAL FUNCTIONS" pot

... Ω ∈L(logL)1/2(Sn−1)[2]. Moreover, we showed that if the condition Ω ∈ L(logL)1/2(Sn−1)isreplaced by any condition in the form Ω∈ L(logL)r(Sn−1)forsomer<1/2, then ᏹΩmight fail ... Ωq1−1/4q.(2.11)Therefore, by (2.7), (2.11), and [12, (3.11)], we obtainJk,Ω(ξ) ≤ 2γk,Ω/4qΩ2qqCloge + Ωq1−1/4q. (2.12)Ahmad Al-Salman 7 for some ε>0andforall2≤ p<∞,and ... Lp for all p ≥ 2[3]. Moreover, we showed that the condition Ω ∈B0,−1/2s(Sn−1), s>1 is nearly optimal in the sense that the exponent −1/2 cannot be re-placed by any smaller number for...

Báo cáo hóa học: " Enabling location-aware quality-controlled access in wireless networks" pdf

... location information to provide a service differ-entiation in IEEE 802.11-based Hot Spot networks. Webelieve that the proposed scheme is very appropriate for providing a QoS scheme for LBSs in wireless ... dynamics of TaLE-enabled Hot Spot inthe presence of wireless link errors.Table 8 Average per-location throughput of TaLE-enabled Hot Spot in the presence of wireless link errors.Time interval ... worklocation, so that they can choose one of them givingmost economic rate for voice or data service, i.e., at rate, special, and discount rate; (iv) assists users todetermine most appropriate communication...

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