resource allocation for qos on chip communication

... estimates for that application for all possible resource configurations We thus obtain a set of resource- to-performance mapping functions, i.e., performance models, one for each application Next, ... Section provides a background on existing techniques for server consolidation in modern data centers, highlighting the need for a global resource allocation solution We describe our multi -resource ... focused on dynamic allocation and/or controlling either memory allocation or disk bandwidth partitioning among competing workloads Dynamic Memory Partitioning: Dynamic memory allocation algorithms...

Ngày tải lên: 19/02/2014, 12:20

... Resource Allocation for Asymmetric Multi-Way Relay Communication over Orthogonal Channels Christoph Hausl∗1 , Onurcan ˙scan1 and Francesco Rossetto2 I¸ Institute DLR, for Communications Engineering, ... Corresponding author Abstract We consider the wireless communication of common information between several terminals with the help of a relay as it is for example required for a video conference ... closed form expression of the optimal time allocation for a given ratio of the rates in all directions and for given signal-to-noise ratios of all channels For specific channel conditions that...

Ngày tải lên: 20/06/2014, 20:20

... Resource Allocation for Asymmetric Multi-Way Relay Communication over Orthogonal Channels Christoph Hausl∗1 , Onurcan ˙scan1 and Francesco Rossetto2 I¸ Institute DLR, for Communications Engineering, ... Corresponding author Abstract We consider the wireless communication of common information between several terminals with the help of a relay as it is for example required for a video conference ... closed form expression of the optimal time allocation for a given ratio of the rates in all directions and for given signal-to-noise ratios of all channels For specific channel conditions that...

Ngày tải lên: 21/06/2014, 17:20

... Resource Allocation for Asymmetric Multi-Way Relay Communication over Orthogonal Channels Christoph Hausl∗1 , Onurcan ˙scan1 and Francesco Rossetto2 I¸ Institute DLR, for Communications Engineering, ... Corresponding author Abstract We consider the wireless communication of common information between several terminals with the help of a relay as it is for example required for a video conference ... closed form expression of the optimal time allocation for a given ratio of the rates in all directions and for given signal-to-noise ratios of all channels For specific channel conditions that...

Ngày tải lên: 21/06/2014, 23:20

... with interleaved subcarrier allocation for the two users 1.4 Motivations in OFDMA-based resource allocation The main allocation issue in OFDMA-based resource allocation is to jointly optimize subcarrier ... channel estimation to make resource allocation decisions Then, these decisions are used to perform a conventional OFDM modulation [6] for each user at the transmitter, which corresponds to modulating ... 1.2 Basic techniques of radio resource allocation Many conventional techniques have been exploited to achieve Radio Resource Allocation (RRA) in wireless communication systems These techniques...

Ngày tải lên: 11/09/2015, 10:15

... Cuong Nguyen (2016) Deadlock prevention for resource allocation in heterogeneous distributed platforms, Proceedings of 2016 7th International Conference on Applications of Digital Information ... TECHNICAL SOLUTION FOR RESOURCE ALLOCATION IN HETEROGENEOUS DISTRIBUTED PLATFORMS 3.1 Deadlock Detection for Resource Allocation in Heterogeneous Distributed Platforms Deadlock detection can be represented ... application of algorithms for preventing deadlock would best performance and take advantage of the physical resources CONCLUSION A deadlock detection algorithm is implemented for resource allocation on...

Ngày tải lên: 08/03/2017, 07:25

... using different formulations for the joint resource allocation problem Recently, coalitional game theory [13,14] has been used to address the problem of fair resource allocation for OFDMA systems ... introduce a solution algorithm based on Markov modeling Section presents our the experiment results, and some conclusions are drawn in Section Notation: For the reader’s convenience, Section reports ... users However, for the sake of simplicity, we consider the same D for all terminals from now on B Power allocation To derive a stable solution to the power allocation subproblem, we consider it as...

Ngày tải lên: 21/06/2014, 01:20

... subcarrier allocation is O(KN) In the power allocation, in each iteration for μ in Equation 13, we need to compute N power allocation values given by Equation 14 Each power allocation value requires ... algorithm considers all possible subcarrier allocations, and for each subcarrier allocation, it assigns transmit power based on the dual optimization approach as proposed in Section 3.3 without ... Proceedings of the Conference on Information Science and Systems, (2000) E Biglieri, J Proakis, S Shamai, Fading channels: information-theoretic and communications aspects IEEE Trans Inform Theory 44(6),...

Ngày tải lên: 21/06/2014, 01:20

... reallocated resource unit (R) N = Reallocation N = Reallocation N = Reallocation Mean of resource unit versus MBS Zones 3.5 Mean of resource unit 0.6 MBS Zones (N) Analysis Simulation N = Reallocation ... Reallocation Figure 8: Probability density function of R: random graph scenario 3 MBS Zones (N) Random No Reallocation One Edge No Reallocation Two Edges No Reallocation Random Reallocation One Edge ... Reallocation N = Reallocation N = Reallocation N = Reallocation Figure 7: Performance of the radio resource reallocation algorithm Figure 9: Probability density function of R: one-edge modification the proposed...

Ngày tải lên: 21/06/2014, 05:20

... frame for the IEEE 802.16 communications and CPs for the IEEE 802.11 communications Based on the throughput calculation in each network, we have analyzed the resource allocation issues for VoIP ... connections in this situation is about 11, which is lower than that of our scheme However, such a fixed resource allocation could lead to much worse performance since static resource allocation ... impact on the total transmission time of each frame when the transmission rate is large Therefore, the number of stations 10 EURASIP Journal on Wireless Communications and Networking Conclusion 1.8...

Ngày tải lên: 21/06/2014, 11:20

... Journal on Wireless Communications and Networking Application layer Application centric adaptation “Black box” with fixed model Decision maker Forwarding information (a) Layer l-centric adaptation ... presented in Section Results and analysis are given in Section Finally, conclusion and future recommendations are drawn in Section Related Works The allocation of system resources is constrained vertically ... determine spectrum holes before any adaptation or management action can be taken Sensing information can be a consideration for QoS requirements especially in multimedia application as it can assist...

Ngày tải lên: 21/06/2014, 11:20

... earlier version of this work was presented in part in Conference on Information Sciences and Systems (CISS), 2005, and in International Conference on Wireless Networks, Communications, and Mobile ... Transactions on Information Theory, vol 52, no 4, pp 1545–1561, 2006 [13] A Sendonaris, E Erkip, and B Aazhang, “User cooperation diversity—part I: system description,” IEEE Transactions on Communications, ... Communications, vol 51, no 11, pp 1939–1948, 2003 [15] Y Liang, V V Veeravalli, and H V Poor, Resource allocation for wireless fading relay channels: max-min solution,” IEEE Transactions on Information...

Ngày tải lên: 21/06/2014, 18:20

... Transactions on Information Theory, vol 50, no 12, pp 3062–3080, 2004 [7] J Huang, Z Han, M Chiang, and H V Poor, “Auction-based resource allocation for cooperative communications,” IEEE Journal on ... needed for the lower-resolution image to get back to the original size The other issue is the complexity for coordination for resource allocation The optimization in (16) is performed, and resource ... are autonomous users that request resources in the network Very recently, researchers start to explore the auction-theory-based solutions for resource allocation for video communications [17,...

Ngày tải lên: 21/06/2014, 20:20

... the forwarding traffic We also refer to the transmission on the regular FDD bands as in-band forwarding, and the transmission on an additional unlicensed band as out-ofband forwarding In-band forwarding ... we propose an architecture for a network utilizing the out-of-band transmission for the forwarding traffic along with TDS for the access traffic for the joint optimization of the degree of the multihop, ... within a cell are involved in the resource allocation or the intrasector cooperation where all BSs and relays within a two-tier hexagonal cell configuration are considered together Multihop cellular...

Ngày tải lên: 21/06/2014, 22:20

... the co-opetition strategy to power allocation amongst multiple video users together with numerical results for performance evaluation Conclusion is drawn in Section Problem Setup We consider RRA ... mixture of competition and cooperation in resource allocation We formulate the coopetition strategy mathematically and solve it efficiently using LOD method This mathematical formulation would help to ... essential of competition and cooperation behaviors of users in RRA We apply our strategy to wireless resource allocation for multiuser video transmissions and evaluate its performance by comparing...

Ngày tải lên: 21/06/2014, 22:20

... consumption of the system will be as close as possible to Pavg given the available application configurations If the set of application configurations is EURASIP Journal on Wireless Communications ... solve the reformulated problem for some λ ≥ and get back a configuration for which i Bi (xi ) is C, for that particular C and λ the solutions of the constrained and unconstrained optimization problems ... after only iterations of the bisection search Lagrangian Formulation of the Optimization Problem confs,freqs × appsi ∀i, C app, confi,app , freqi,app ≤ 1, appsi (12) subject to constraints on power,...

Ngày tải lên: 21/06/2014, 23:20

... which is an observation that is consistent with an observation in [13] for the case of power allocation with equal resource allocation We will also demonstrate that joint allocation of the relaying ... power allocation that maximizes the sum rate is convex, and closed-form solutions for the optimal power allocation were obtained However, the direct formulation of the problem of joint allocation ... fixed resource allocation, a closed-form solution for the optimal power allocation is obtained By exposing the quasiconvexity of the problem and by obtaining a closed-form solution to the power allocation...

Ngày tải lên: 22/06/2014, 01:20

... J B Kim, Resource allocation for packet data transmission in DS-CDMA,” in Proceedings of the 33rd Annual Allerton Conference on Communication, Control, and Computing, pp 925–934, Monticello, ... framework based on the utility concept has been introduced in [11] Using this concept, the uplink resource allocation for power and spreading gain control for one type of non-realtime service is studied ... based on the downlink power control is the solution of (3), (e.g., see [19–21]) 4.2 Nonreal-time traffic After power allocation to the real-time users, the available power for allocation to the nonreal-time...

Ngày tải lên: 22/06/2014, 22:20

... J B Kim, Resource allocation for packet data transmission in DS-CDMA,” in Proceedings of the 33rd Annual Allerton Conference on Communication, Control, and Computing, pp 925–934, Monticello, ... framework based on the utility concept has been introduced in [11] Using this concept, the uplink resource allocation for power and spreading gain control for one type of non-realtime service is studied ... based on the downlink power control is the solution of (3), (e.g., see [19–21]) 4.2 Nonreal-time traffic After power allocation to the real-time users, the available power for allocation to the nonreal-time...

Ngày tải lên: 22/06/2014, 22:20

... where the decision of transmission power, time and quantization resolution may depend on the information of observation quality, channel condition and initial energy It is also demonstrated that ... relaxation of the original non-convex formulation Optimization based approaches have been ubiquitously used in communications and signal processing [47; 45; 53] Many resource 26 allocation problems ... deployed in a certain region and performs distributed detection or estimation of application-specific information In the context of distributed data collection, each node monitors its surrounding...

Ngày tải lên: 10/09/2015, 15:52