[PDF] Top 20 Utility based resource allocation in high speed railway wireless networks

... Resource allocation, as a critical part of radio resource management, plays an important role in improving the throughput and ensuring service fairness in HSR wireless ...to resource ... See full document

... traditional resource allocation (RA) schemes [7, 8], this overhead becomes excessive for moderate to high speeds of the user terminals, where the channel states fluctu- ate intensely ...non-CSI ... See full document

... delay-dependent utility functions to derive a priority ...is based on traffic classes and, thus, can- not account for the individual demands per application, (iii) expresses utility as a truncated ... See full document

... that high LQI values have a direct relationship with achieving high PRRs, this study showed that high LQI is necessary but not ...be high, the authors managed to achieve an end-to-end delivery ... See full document

... by wireless operators and standards development ...groups based on the level of sharing, which are outlined in the following two subsections; Gateway-Level solution and MAC-Level ... See full document

... Broadband Wireless Access(BWA) system offers a cost-effective solution to the last-mile wireless connection ...and resource allocation strategies are required to provide the necessary QoS ... See full document

... cooperative networks. The initial work on cooperative networks was focused on OWR only; but now TWR has attracted a lot of interest from researchers due to its high spectral ...of resource ... See full document

... cross-layer resource allocation model; by taking into account time varying nature of the wireless network, for wireless network architecture that captures the cross-layer interaction between ... See full document

... of wireless mesh network, the objectives like throughput maximization, fairness between traffic demands, balancing of frequency channels utilization, and node utilization balancing must be consid- ...in ... See full document

... power allocation is the key approach to the solution of interference mitigation and network capacity ...DSA networks and heteroge- neous networks), it is expected that the lower tier networks, ... See full document

... advanced wireless access technologies is focusing on the enhancement of mobile user satisfaction in terms of quality of service ...dynamic resource allocation (QDRA) scheme which dynamically adjusts ... See full document

... the resource allocation methods based on services ...a high utility by small amount of rate allocated, however, for delay-tolerant users, more utility may results in huge costs ... See full document

... if high priority users need resources but there is no room to accommodate them [59], [43], [13], ...[54]. Utility- based preemptive bandwidth allocation algorithms with low time complexity can ... See full document

... providing high speed wide area broadband wireless ...emerging wireless technology for creating multi-hop Mesh ...generation networks will be characterized by variable and high ... See full document

... In high-speed railway (HSR) wireless networks, the link quality is greatly time-dependent and ...the high randomness, it is challenging to predict the link quality in HSR ... See full document

... subchannel allocation variables x m kn whenever this relaxation converts the problem into a convex ...[20], based on which we proposed a dynamic distributed resource allo- ...have high ... See full document

... certain speed; then check the power current and the inert power by means of the above current curves; finally, calculate the overall energy consumption of the high-speed trains by combining the ... See full document

... co-channel deployment is more attractive due to easy implementation and more efficient utilization of wireless spectrum. However, co-channel deployment might intro- duce severe cross-tier interference between ... See full document

... Attracted by a wide range of potential applications, such as for entertainment, military, and health care, WBANs have become one of the main research streams during the last several years [1]. The capability of WBAN sys- ... See full document

... To demonstrate that the proposed scheme can utilize the relay’s bandwidth e ff ectively to achieve better perceptual quality, we compare the constant bit rate (CBR) scheme which allocates equal amount of time slots for ... See full document