2017 IEEE International Conference on Communications Workshops (ICC Workshops)最新文献

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ORION: Orientation estimation using commodity Wi-Fi ORION:使用商用Wi-Fi进行方位估计
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-25 DOI: 10.1109/ICCW.2017.7962827
M. Mahfoudi, T. Turletti, T. Parmentelat, F. Ferrero, L. Lizzi, R. Staraj, W. Dabbous
{"title":"ORION: Orientation estimation using commodity Wi-Fi","authors":"M. Mahfoudi, T. Turletti, T. Parmentelat, F. Ferrero, L. Lizzi, R. Staraj, W. Dabbous","doi":"10.1109/ICCW.2017.7962827","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962827","url":null,"abstract":"With MIMO, Wi-Fi led the way to the adoption of antenna array signal processing techniques for fine-grained localization using commodity hardware. These techniques, previously exclusive to specific domains of applications, will spur interest to reach beyond localization, and now allow to consider estimating the device's orientation in space, that once required other sources of information. Wi-Fi's popularity and the availability of metrics related to channel propagation (CSI), makes it a candidate readily available for experimentation. Accordingly, we propose the ORION system to estimate the orientation (heading and yaw) of a MIMO Wi-Fi equipped object, relying on a joint estimation of the angle of arrival and the angle of departure. Although the CSI's phase data is plagued by several phase inconsistencies, we demonstrate that an appropriate phase compensation strategy significantly improves estimation accuracy. Our technique allows estimating orientations within millimeter-level precision.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"1 1","pages":"1233-1238"},"PeriodicalIF":0.0,"publicationDate":"2017-05-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"85098247","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: 14
Viability of Wi-Fi caches in an era of HTTPS prevalence 在HTTPS盛行的时代,Wi-Fi缓存的可行性
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962850
Christian Moldovan, Florian Metzger, Sebastian Surminski, T. Hossfeld, Valentin Burger
{"title":"Viability of Wi-Fi caches in an era of HTTPS prevalence","authors":"Christian Moldovan, Florian Metzger, Sebastian Surminski, T. Hossfeld, Valentin Burger","doi":"10.1109/ICCW.2017.7962850","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962850","url":null,"abstract":"Caches are often employed to better manage the ever-growing amount of global Internet traffic. Particularly, reverse proxies are often used to free up congested peering links and reduce inter-domain traffic. In addition, caches place content close to the edge, leading to lower latency which can be beneficial for many applications. In an effort to bring content even closer to end devices, home routers and public access points are now in the spotlight as a novel location for caches. Compared to CDNs, a Wi-Fi router only offers scarce storage and processing capabilities, putting an increased emphasis on resource management. In addition, a large share of traffic is transmitted through secured connections preventing the use of forward caches and other middle boxes. This paper strives to analyze how effective caching can be in public Wi-Fi routers. For this purpose, we conducted a field study with caches at public Wi-Fi hotspots in a field study. In addition, we present a queueing model for caches that we use to perform a mean-value analysis. We compare results from both methods in a performance analysis. Our results provide insights into difficulties of caching systems that are caused by an increase in the ratio of secured connections in the Internet.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"17 1","pages":"1370-1375"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"74040073","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
Towards SDN/NFV-enabled satellite ground segment systems: End-to-End Traffic Engineering use case 面向支持SDN/ nfv的卫星地面段系统:端到端流量工程用例
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962771
R. Ferrús, O. Sallent, T. Ahmed, Riccardo Fedrizzi
{"title":"Towards SDN/NFV-enabled satellite ground segment systems: End-to-End Traffic Engineering use case","authors":"R. Ferrús, O. Sallent, T. Ahmed, Riccardo Fedrizzi","doi":"10.1109/ICCW.2017.7962771","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962771","url":null,"abstract":"Key features of satellite communications such as wide-scale coverage, broadcast/multicast support and high availability, together with significant amounts of new satellite capacity coming online, anticipate new opportunities for satellite communications services as an integral part within upcoming 5G systems. To materialize these opportunities, satellite communications services have to be provisioned and operated in a more flexible, agile and cost-effective manner than done today. In this context, this paper firstly describes the architecture of a satellite ground segment system that builds on the introduction of Software Defined Networking (SDN) and Network Function Virtualization (NFV) technologies and then examines a use case for the realization of End-to-End Traffic Engineering in a combined terrestrial-satellite network used for mobile backhauling.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"61 1","pages":"888-893"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84478561","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: 18
Variable m-CAP for bandlimited Visible Light Communications 可变m-CAP用于带宽有限的可见光通信
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962624
P. Chvojka, S. Zvánovec, K. Werfli, P. Haigh, Zabih Ghassemlooy
{"title":"Variable m-CAP for bandlimited Visible Light Communications","authors":"P. Chvojka, S. Zvánovec, K. Werfli, P. Haigh, Zabih Ghassemlooy","doi":"10.1109/ICCW.2017.7962624","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962624","url":null,"abstract":"The multi-band carrier-less amplitude and phase (m-CAP) modulation technique has been demonstrated as a significant candidate for use in visible light communication (VLC) systems, as spectral efficiency becomes ever more important. When employing m-CAP modulation, the signal bandwidth is typically split into m equally distributed subcarriers regardless of the −3 dB bandwidth. Thus, in this paper we investigate the impact of splitting the signal bandwidth into unequally spaced subcarriers on the m-CAP VLC system performance. We demonstrate that by allocating different bandwidths for individual subcarriers, we can achieve up to 36% improvement in data rate for 6-CAP (i.e. 6 subcarriers). We show that the higher the order of the variable m-CAP, the more significant improvement in data rate becomes even for a highly bandlimited VLC system when compared to the conventional m-CAP scheme.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"112 1","pages":"1-5"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81010915","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: 14
A two-level auction for C-RAN resource allocation C-RAN资源分配的两级拍卖
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962710
M. Morcos, T. Chahed, Lin Chen, J. Elias, F. Martignon
{"title":"A two-level auction for C-RAN resource allocation","authors":"M. Morcos, T. Chahed, Lin Chen, J. Elias, F. Martignon","doi":"10.1109/ICCW.2017.7962710","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962710","url":null,"abstract":"In this paper we propose and evaluate an auction-based resource allocation mechanism in a cloud-based radio access network (C-RAN), where the spectrum is managed by several mobile virtual network operators (MVNOs) and the physical resource is owned by the C-RAN operator. Technically, our approach consists of two coupled auctions in a hierarchical way: the lower-level auction between end users and the virtual operators and the higher-level one between MVNOs and the C-RAN operator. The proposed auction-based approach satisfies fundamental economic properties such as truthfulness. We also numerically analyze the auction results in several typical network settings, considering both homogeneous and heterogeneous resource demands.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"8 1","pages":"516-521"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"73139374","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: 11
Visible Light indoor positioning through colored LEDs 通过彩色led进行可见光室内定位
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962649
Stefano Pergoloni, Zeinab Mohamadi, A. Vegni, Zabih Ghassemlooy, M. Biagi
{"title":"Visible Light indoor positioning through colored LEDs","authors":"Stefano Pergoloni, Zeinab Mohamadi, A. Vegni, Zabih Ghassemlooy, M. Biagi","doi":"10.1109/ICCW.2017.7962649","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962649","url":null,"abstract":"The need to manage connectivity, when Internet access is granted indoor via Visible Light Communications, leads to acquire information about user position. This is useful for accessing the medium via space division multiplexing and/or giving rise to handover procedure or, more, providing access to location based contents, as for example, in large indoor environments as malls or museums. In this regard, we propose a localization mechanism that exploits the properties of metamerism so that the red, green, and blue components used by LEDs, provide the white light sensation to the human eye. Performances of the system are presented in terms of estimation error variance, and a comparison with the literature regarding visible light positioning is also shown.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"1 1","pages":"150-155"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"79466750","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: 3
Performance impact of antenna height in Ultra-Dense cellular Networks 超密集蜂窝网络中天线高度对性能的影响
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962695
Marcin Filo, C. Foh, S. Vahid, R. Tafazolli
{"title":"Performance impact of antenna height in Ultra-Dense cellular Networks","authors":"Marcin Filo, C. Foh, S. Vahid, R. Tafazolli","doi":"10.1109/ICCW.2017.7962695","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962695","url":null,"abstract":"The concept of Ultra Dense Networks (UDNs) is often seen as a key enabler of the next generation mobile networks. However, existing analysis of UDNs, including Stochastic Geometry, has not been able to fully determine the potential gains and limits of densification. In this paper we study performance of UDNs in downlink and provide new insights on the impact of antenna height on the network performance. We focus our investigation on the probability of coverage, average rate and average area rate for random deployments and show that under a path-loss model which considers antenna height there exists an upper limit on network performance which is dependent on the path-loss model parameters. Our analysis shows an interesting finding that even for over-densified networks a non-negligible system performance can be achieved.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"52 1","pages":"429-434"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"81067236","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
Novel Resource and Energy Management for 5G integrated backhaul/fronthaul (5G-Crosshaul) 5G综合回传/前传(5G- crosshaul)新型资源和能源管理
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962753
Xi Li, Raihana Ferdous, C. Chiasserini, C. Casetti, F. Moscatelli, G. Landi, R. Casellas, K. Sakaguchi, Shahzoob Bilal Chundrigar, R. Vilalta, Josep Mangues, Andres Garcia-Saavedra, X. Costa, L. Goratti, D. Siracusa
{"title":"Novel Resource and Energy Management for 5G integrated backhaul/fronthaul (5G-Crosshaul)","authors":"Xi Li, Raihana Ferdous, C. Chiasserini, C. Casetti, F. Moscatelli, G. Landi, R. Casellas, K. Sakaguchi, Shahzoob Bilal Chundrigar, R. Vilalta, Josep Mangues, Andres Garcia-Saavedra, X. Costa, L. Goratti, D. Siracusa","doi":"10.1109/ICCW.2017.7962753","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962753","url":null,"abstract":"The integration of both fronthaul and backhaul into a single transport network (namely, 5G-Crosshaul) is envisioned for the future 5G transport networks. This requires a fully integrated and unified management of the fronthaul and backhaul resources in a cost-efficient, scalable and flexible way through the deployment of an SDN/NFV control framework. This paper presents the designed 5G-Crosshaul architecture, two selected SDN/NFV applications targeting for cost-efficient resource and energy usage: the Resource Management Application (RMA) and the Energy Management and Monitoring Application (EMMA). The former manages 5G-Crosshaul resources (network, computing and storage resources). The latter is a special version of RMA with the focus on the objectives of optimizing the energy consumption and minimizing the energy footprint of the 5G-Crosshaul infrastructure. Besides, EMMA is applied to the mmWave mesh network and the high speed train scenarios. In particular, we present the key application design with their main components and the interactions with each other and with the control plane, and then we present the proposed application optimization algorithms along with initial results. The first results demonstrate that the proposed RMA is able to cost-efficiently utilize the Crosshaul resources of heterogeneous technologies, while EMMA can achieve significant energy savings through energy-efficient routing of traffic flows. For experiments in real system, we also set up Proof of Concepts (PoCs) for both applications in order to perform real trials in the field.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"46 1","pages":"778-784"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"84816651","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: 17
Beamforming with superposition coding in multiple antenna satellite communications 多天线卫星通信中具有叠加编码的波束形成
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962741
Xiaoyan Shi, J. Thompson, M. Safari, Rongke Liu
{"title":"Beamforming with superposition coding in multiple antenna satellite communications","authors":"Xiaoyan Shi, J. Thompson, M. Safari, Rongke Liu","doi":"10.1109/ICCW.2017.7962741","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962741","url":null,"abstract":"In this paper, we study an optimization algorithm for beamforming with superposition coding (SCBF) and its application to multiple antenna satellite communication systems. Motivated by the channel asymmetries that are caused by both the variability of the physical channel conditions and the heterogeneity among the satellite terminals, we propose to implement SCBF in the forward link of a multi-beam satellite system. Unlike existing orthogonal transmission schemes, we multiplex multiple users' information in the power domain through SCBF in order to utilize time and spectrum resources more efficiently. To facilitate non-orthogonal multiplexing transmission in an energy efficient manner, we solve a minimum power optimization problem. Dedicated algorithms with low computational complexities are then designed to find globally optimal solutions in all scenarios. Finally, we extend our method to the computation of the rate region problem.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"1 1","pages":"705-710"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"89564846","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
Synchronization of wireless sensor networks utilizing broadcast signal time stamps 利用广播信号时间戳的无线传感器网络同步
2017 IEEE International Conference on Communications Workshops (ICC Workshops) Pub Date : 2017-05-21 DOI: 10.1109/ICCW.2017.7962831
H. Troger, Florian Schmittner, T. Nowak, J. Robert, A. Heuberger
{"title":"Synchronization of wireless sensor networks utilizing broadcast signal time stamps","authors":"H. Troger, Florian Schmittner, T. Nowak, J. Robert, A. Heuberger","doi":"10.1109/ICCW.2017.7962831","DOIUrl":"https://doi.org/10.1109/ICCW.2017.7962831","url":null,"abstract":"The synchronization of wireless sensor networks is a crucial task, especially for wide area networks. In case of many applications state-of-the-art techniques such as GPS or network based timing protocols are not suitable. In this paper we present a new concept that allows for the efficient synchronization of sensor networks using the time stamps of so-called Signals of Opportunity. We explain how these time stamps can be examined on the example of Digital Audio Broadcasting and show measurement results on the achievable performance.","PeriodicalId":6656,"journal":{"name":"2017 IEEE International Conference on Communications Workshops (ICC Workshops)","volume":"3 1","pages":"1260-1264"},"PeriodicalIF":0.0,"publicationDate":"2017-05-21","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"75461170","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: 0
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