2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)最新文献

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Outage analysis of Dynamic Selective Decode-and-Forward in slow fading wireless relay networks 慢衰落无线中继网络中动态选择译码转发的中断分析
A. Mohamad, R. Visoz, A. Berthet
{"title":"Outage analysis of Dynamic Selective Decode-and-Forward in slow fading wireless relay networks","authors":"A. Mohamad, R. Visoz, A. Berthet","doi":"10.1109/ICUMT.2016.7765396","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765396","url":null,"abstract":"In this paper, we consider a slow fading Multiple Access Multiple Relay Channel (MAMRC) defined as follows: (1) Multiple statistically independent sources communicate with a single destination with the help of multiple half-duplex dedicated relays; (2) The links between the different nodes are independent, and subject to slow fading and additive white Gaussian noise; (3) Sources and cooperating relays interfere (non-orthogonal transmission); (4) No Channel State Information (CSI) at senders and perfect CSI at receivers is available and no feedback is allowed. We introduce an advanced Decode-and-Forward (DF) protocol, referred to as Dynamic Selective Decode and Forward (D-SDF), where each relay individually decides the end of its listening phase and the beginning of its cooperation phase based on a predefined selection strategy. We analyse the outage behavior of this protocol under the assumption that each relay sender employs joint network channel coding and each receiver implements joint network channel decoding, and demonstrate that D-SDF outperforms static SDF in a variety of transmission scenarios.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128041261","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 6
Explore maximal frequent itemsets for big data pre-processing based on small sample in cloud computing 探索云计算中基于小样本的大数据预处理的最大频繁项集
Gaochao Xu, Yan Ding, Chunyi Wu, Yunan Zhai, Jia Zhao
{"title":"Explore maximal frequent itemsets for big data pre-processing based on small sample in cloud computing","authors":"Gaochao Xu, Yan Ding, Chunyi Wu, Yunan Zhai, Jia Zhao","doi":"10.1109/ICUMT.2016.7765363","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765363","url":null,"abstract":"The data mining issue in big data processing which is based on cloud computing has become a hot research topic. Generally, most of the previous work directly analyzes the data through the existing mining approaches, which may cause problems such as redundant computation, high time complexity, and large storage space. Based on this argument, a novel heuristic approach called PASS (Pre-processing based on Small Sample) has been proposed for finding a small sample composed of the most frequent transactions in big data pre-processing. Taking advantage of the cloud computing which can solve the bottleneck of data mining in distributed environment, PASS directly operates on the transaction database and groups all transactions according to different dimensions. By using the Bitmap-Sort, the most frequent transactions can be screened from each transaction set. Finally, the best-transaction-set is obtained through aggregating all the transaction-elects of each transaction set. The experimental results have shown that PASS significantly avoids producing plenty of candidate sets resulting from join operation, accelerates the maximal frequent itemsets mining, economizes the storage space, and improves the utilization rate of resources simultaneously.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131136654","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
D2D communications for mobile devices: Technology overview and prototype implementation 移动设备的D2D通信:技术概述和原型实现
M. Devos, A. Ometov, Niko Mäkitalo, T. Aaltonen, S. Andreev, Y. Koucheryavy
{"title":"D2D communications for mobile devices: Technology overview and prototype implementation","authors":"M. Devos, A. Ometov, Niko Mäkitalo, T. Aaltonen, S. Andreev, Y. Koucheryavy","doi":"10.1109/ICUMT.2016.7765344","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765344","url":null,"abstract":"The mobile devices of today evolve towards offering uninterrupted connectivity while attempting to achieve untethered mobility of their users. Further technological advances in hardware often lead to an increased data consumption. Combining these two factors, we notice that the data rates on the current Internet connections are starting to lag behind. Ultimately, we observe a mismatch between the data transfer rate requirements and the actual throughput availability. In this paper, we utilize direct links between proximate devices to help offload the large amounts of user-originated data from the conventional cellular links. The paper explores the implementation possibilities of this technology on the consumer Android devices, as well as substantiates our application development choices. The proposed approach employs the infrastructure-based connections for coordination, while most data transfers happen over the device-to-device links. This allows the developers to utilize our data offloading platform for other proximate applications.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131017469","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Modeling the utilization of a multi-tenant band in 3GPP LTE system with Licensed Shared Access 基于许可共享访问的3GPP LTE系统中多租户频带的使用建模
I. Gudkova, E. Markova, Pavel Mašek, S. Andreev, Jiri Hosek, N. Yarkina, K. Samouylov, Y. Koucheryavy
{"title":"Modeling the utilization of a multi-tenant band in 3GPP LTE system with Licensed Shared Access","authors":"I. Gudkova, E. Markova, Pavel Mašek, S. Andreev, Jiri Hosek, N. Yarkina, K. Samouylov, Y. Koucheryavy","doi":"10.1109/ICUMT.2016.7765343","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765343","url":null,"abstract":"Fueled by the rapid growth of mobile services, the actual demand for efficient sharing of available but underutilized frequency spectrum puts pressure on the responsible players (ITU, ETSI) to rethink the feasible ways of allocating wireless spectrum. Today, the LSA regulatory framework is considered to be an important enabler for optimized spectrum sharing between the incumbent and the LSA licensee (e.g., mobile network operator). At any point of time, the frequency bands can be utilized by only a single party, and the spectrum owner has priority in its usage at all times. In this paper, we introduce a mathematical and a system model for the multi-tenant band within the 3GPP LTE cellular network. As the main output of this work, the obtained numerical results for one multi-tenant band are produced. Said band is assumed to be intolerant to traffic delay and our results include the blocking probability as well as the mean downlink TX power of the eNodeB.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"218 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"115525508","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 10
Distributed GNSS-based Time Synchronization and applications 基于分布式gnss的时间同步及其应用
D. Petrov, S. Melnik, T. Hämäläinen
{"title":"Distributed GNSS-based Time Synchronization and applications","authors":"D. Petrov, S. Melnik, T. Hämäläinen","doi":"10.1109/ICUMT.2016.7765345","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765345","url":null,"abstract":"The paper deals with synchronization standards, applications and challenges in the modern packet switched telecommunication networks. In recent years, the number of time-dependent services and systems only increases with the development of such areas as Internet of Things (IoT), industrial Internet, remote automation and robotics, precise positioning etc. In the paper, these emerging applications are discussed. An alternative way to the traditional centralized synchronization infrastructure is proposed. Compact and low-priced devices equipped with a Global Navigation Satellite System (GNSS) receiver and a reliable internal clock can be installed specifically in the places where they are needed without additional intelligence in the network itself. Thus, distributed synchronization approach brings together the providers of time-critical information and sources of precise timing.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"7 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117200691","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Outage performance of spatial modulation with transmit antenna selection over Nakagami-m fading channels with arbitrary m 具有发射天线选择的空间调制在任意m的Nakagami-m衰落信道上的中断性能
Ferhat Yarkin, I. Altunbas
{"title":"Outage performance of spatial modulation with transmit antenna selection over Nakagami-m fading channels with arbitrary m","authors":"Ferhat Yarkin, I. Altunbas","doi":"10.1109/ICUMT.2016.7765399","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765399","url":null,"abstract":"In this paper, we investigate performance of a multiple-input multiple-output scheme with spatial modulation (SM) and transmit antenna selection (TAS) in Nakagami-m fading channels. In this scheme, transmit antennas which maximize capacity of the system are selected for transmission and then SM is applied by using the selected transmit antennas. The closed-form outage probability of the SM system with TAS is derived in Nakagami-m channels for arbitrary values of m. The asymptotic diversity analysis is also performed to demonstrate the achieved diversity order of the system. It is shown that outage performance of the system improves when fading parameter m and/or number of transmit antennas increase. Our analytical results are validated by Monte Carlo simulations.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"41 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128817371","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
Load based cell selection algorithm for Digital Mobile Radio 基于负载的数字移动无线电小区选择算法
Simay Yilmaz, Berna Özbek, Murat Tas, Erinc Deniz Bardak
{"title":"Load based cell selection algorithm for Digital Mobile Radio","authors":"Simay Yilmaz, Berna Özbek, Murat Tas, Erinc Deniz Bardak","doi":"10.1109/ICUMT.2016.7765350","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765350","url":null,"abstract":"Digital mobile radio is one of a digital radio standard for Professional Mobile Radio and it is commonly used for emergency services. The cell selection is very important for digital mobile radio based systems to improve system performance in terms of delay and bit error rate. In this work, we propose an efficient cell selection algorithm for Digital Mobile Radio. In the proposed algorithm, each user selects the base station according to the proposed utility value determined based on both cell load and signal-to-interference-noise ratio. The goal of the proposed algorithm is to balance the distribution of the users among the cells to reduce the waiting time for connection while establishing reliable transmission link. We illustrate the performance results for different scenarios and applications in terms of cell load, signal-to-interference-noise ratio and bit error rate.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"38 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125847296","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 4
Designing a low-cost data transfer unit for use in IoT applications 设计用于物联网应用的低成本数据传输单元
Ivan Ganchev, Zhanlin Ji, M. O'Droma
{"title":"Designing a low-cost data transfer unit for use in IoT applications","authors":"Ivan Ganchev, Zhanlin Ji, M. O'Droma","doi":"10.1109/ICUMT.2016.7765337","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765337","url":null,"abstract":"This paper presents the design and realization of a small, robust, low-cost and easily accessible data transfer unit (DTU), acting as a gateway between a wireless sensor network (WSN) and a corresponding information center (server) operating on the Internet. The unit consists of an Advanced RISC Machine (ARM) microcontroller unit (MCU), a General Packet Radio Service (GPRS) module, and a power supply module. The DTU was successfully tested and its use demonstrated.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"6 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-10-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125800447","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 8
Impairment-aware optimization strategies to dimension optical transport networks with minimal regeneration requirements 基于最小再生需求的光传输网络的损伤感知优化策略
Ricardo Mendes, Bruna Nogueira, Teresa Gomes, Lúcia Martins, J. Santos
{"title":"Impairment-aware optimization strategies to dimension optical transport networks with minimal regeneration requirements","authors":"Ricardo Mendes, Bruna Nogueira, Teresa Gomes, Lúcia Martins, J. Santos","doi":"10.1109/ICUMT.2016.7765334","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765334","url":null,"abstract":"Physical impairments restrain the maximum length a signal can travel without regeneration. The quality of a signal in optical wavelength division multiplexing (WDM) networks must thus be restored with opto-electro-optical (OEO) regeneration in order to reach its destination. As OEO regenerators are costly devices, sparse deployment using routing optimization is the key to reduce the network cost. This paper tackles the problem of impairment aware routing and wavelength assignment with regeneration placement (RWARP), considering capacity constraints, while focusing on minimizing the number of regenerators. We will firstly, extend an Integer Linear Programming (ILP) formulation for the RWARP problem which provides, when feasible, an optimal solution, and secondly, propose an efficient heuristic. Results show that the heuristic provides satisfactory results, optimal for small problems, in a fraction of the ILP execution time.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"51 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-06-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132269037","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
On the ergodicity bounds for a constant retrial rate queueing model 恒重审率排队模型的遍历界
A. Zeifman, Y. Satin, E. Morozov, R. Nekrasova, A. Gorshenin
{"title":"On the ergodicity bounds for a constant retrial rate queueing model","authors":"A. Zeifman, Y. Satin, E. Morozov, R. Nekrasova, A. Gorshenin","doi":"10.1109/ICUMT.2016.7765369","DOIUrl":"https://doi.org/10.1109/ICUMT.2016.7765369","url":null,"abstract":"We consider a Markovian single-server retrial queueing system with a constant retrial rate. Conditions of null ergodicity and exponential ergodicity for the corresponding process, as well as bounds on the rate of convergence are obtained.","PeriodicalId":174688,"journal":{"name":"2016 8th International Congress on Ultra Modern Telecommunications and Control Systems and Workshops (ICUMT)","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2015-06-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121617559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 5
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