2016 International Conference on Computing, Networking and Communications (ICNC)最新文献

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Chaotic circle map interleaver for OFDM OFDM混沌圆映射交织器
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440578
Anish Nair, K. Kiasaleh
{"title":"Chaotic circle map interleaver for OFDM","authors":"Anish Nair, K. Kiasaleh","doi":"10.1109/ICCNC.2016.7440578","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440578","url":null,"abstract":"This paper presents an effective interleaver structure which uses the chaotic circle map to generate scrambled uncorrelated randomized data. The chaotic interleaver improves the performance of error correcting codes under short bursts error due to channel effects. The information is interleaved after the Orthogonal Frequency Division Multiplexing (OFDM) modulation block. The contribution of the proposed technique is better randomization with minimal information requirement between transmitter and receiver for de-interleaving. The performance improvement of the proposed approach is compared in terms of the bit error rate and Field Programmable Gate Array (FPGA) implementation resource utilization.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"172 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124210985","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
Non-cooperative and cooperative PUEA detection using physical layer in mobile OFDM-based cognitive radio networks 基于移动ofdm的认知无线网络中基于物理层的非合作和合作PUEA检测
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440583
Trong Nghia Le, Wen-Long Chin, Ya-Hsuan Lin
{"title":"Non-cooperative and cooperative PUEA detection using physical layer in mobile OFDM-based cognitive radio networks","authors":"Trong Nghia Le, Wen-Long Chin, Ya-Hsuan Lin","doi":"10.1109/ICCNC.2016.7440583","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440583","url":null,"abstract":"This work proposes novel non-cooperative and cooperative detection methods for identifying primary user emulation attacks (PUEAs) based on a channel-tap power in mobile OFDM-based CR networks. The channel-tap power is utilized as a radio-frequency fingerprint (RFF) to directly detect users via physical (PHY) layer. A channel-based detection for the noncooperative detection is proposed using the Neyman-Pearson test to discriminate between the primary users (PUs) and PUEAs. To improve the detection performance in the shadowing and fading environment, the cooperative detection scheme using the fixed sample size test (FSST) is devised. The proposed methods helps PHY layer completely detect the identities of PUs and PUEAs. From simulation results, for a mobile CR speed of 70 km/h, SNR=-5 dB, and false alarm probability of 0.03, the FSST using ten cooperative nodes can achieve the detection probability of 0.99, which is increased by 1.94 times that of a single node.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"59 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121309390","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: 9
Prediction of received signal strength from human joint angles in body area networks 人体区域网络中人体关节角度接收信号强度的预测
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440700
Thang Manh Tran, G. Vejarano
{"title":"Prediction of received signal strength from human joint angles in body area networks","authors":"Thang Manh Tran, G. Vejarano","doi":"10.1109/ICCNC.2016.7440700","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440700","url":null,"abstract":"Focusing on movements of a human participant performing physical-therapy exercises, this paper presents an algorithm that predicts the received signal strength indicator (RSSI) of wireless sensor nodes attached to the user. The body area network (BAN) formed by the nodes is a motion capture system that measures joint angles of the user at the shoulder and elbow. In order to predict the RSSI, we first show that the wireless signal experiences severe attenuation from human-body shadowing even though distances between transmitters and receiver are less than 3 meters. Second, we show that the RSSI fluctuates periodically with regular body movements (i.e., physical-therapy exercises). We then model the movements using k-means clustering and Markov chains and determine the probability distribution of the RSSI at each state in the movement. Finally, the RSSI is predicted with a maximum a posteriori probability (MAP) detector. Experimental results show that the RSSI can be predicted with a root mean square error (RMSE) of 3.7 dB, which is an error within 4.2% of the average RSSI level, and when a prediction is made, it is valid for the next 1083 milliseconds (ms) on average.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"73 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"117170813","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
Quadrature index modulated OFDM for vehicular communications 正交指数调制OFDM车辆通信
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440692
Xiaotian Zhou, Xiang Cheng, Liuqing Yang
{"title":"Quadrature index modulated OFDM for vehicular communications","authors":"Xiaotian Zhou, Xiang Cheng, Liuqing Yang","doi":"10.1109/ICCNC.2016.7440692","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440692","url":null,"abstract":"High reliability and spectral/power efficiency are key metrics for vehicular communications. The former is due to the requirements for the safety and route related information transmitted; while the latter owns to the conflict between the communication demands of user and limited capacity of vehicular batteries. Bearing these in mind, in this paper we propose a novel quadrature index modulated OFDM system by independently performing the index modulation in both in-phase and quadrature domain. We give the detailed transceiver design of the proposed system and evaluate the performance through theoretical analysis and simulations. Results demonstrate that the proposed scheme outperforms the traditional OFDM-IM with the same spectral efficiency in various mobile scenario.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"21 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"125635336","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
Modeling and analysis of coexisting multiple radio access technologies in heterogeneous wireless networks 异构无线网络中共存的多种无线接入技术建模与分析
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440688
Chun-Hung Liu, Li-Chun Wang
{"title":"Modeling and analysis of coexisting multiple radio access technologies in heterogeneous wireless networks","authors":"Chun-Hung Liu, Li-Chun Wang","doi":"10.1109/ICCNC.2016.7440688","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440688","url":null,"abstract":"This paper introduces a stochastic geometry framework for modeling and analysis of a heterogeneous wireless network with cellular and WiFi radio access technologies (RATs). Our focus here is to study the coexistence performance of the cellular and WiFi subnetworks in the WiFi frequency spectrum (band). The cellular subnetwork consists of macro and small cell access points (APs) with WiFi spectrum access. We first define the coexisting success probability in the WiFi frequency band as the sum of the density-weighted success probabilities of two subnetworks. The closed-form coexisting success probability is found and it is shown to have the concavity over the number of channels in the WiFi frequency band. The optimal deployment densities of small cell and WiFi access points (APs) that maximize the coexisting success probability are shown to exist and found under the derived constraint on network parameters. We then define the coexisting throughput as the sum of the throughputs of the two subnetworks and claim its unique maximum can be attained by the appropriate setting of AP densities. Numerical results indicate that the coexisting throughput is significantly higher than the throughput when only WiFi APs can access the WiFi frequency band.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"SE-11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126577655","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
Randomized positioning DSSS for anti-jamming wireless communications 抗干扰无线通信随机定位DSSS
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440626
Ahmad Alagil, Meshari Alotaibi, Yao Liu
{"title":"Randomized positioning DSSS for anti-jamming wireless communications","authors":"Ahmad Alagil, Meshari Alotaibi, Yao Liu","doi":"10.1109/ICCNC.2016.7440626","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440626","url":null,"abstract":"Traditional anti-jamming approaches like Frequency Hopping Spread Spectrum (FHSS) and Direct Sequence Spread Spectrum (DSSS) require the sender and the receiver to share a secret key prior to their communication. If this key is compromised by the jammer, the jammer can then generate the frequency hopping patterns or the spreading codes used by the communicators to disrupt the wireless communication. In recent years, DSSS based schemes have been proposed to provide the anti-jamming communication without the shared key. In particular, Randomized Differential DSSS (RD-DSSS) was developed to spread messages based on the indices of public known spreading code sequences. RD-DSSS can effectively mitigate reactive jamming attacks and do not need a shared key, but it appends the indices, which are critical to enable the decoding at the receiver, to the end of the spread messages. As a result, the indices can easily become the jamming target of adversaries. To solve this problem, we propose the Randomized Positioning DSSS (RP-DSSS) scheme that randomly relocate the index codes for each message. Compared to RD-DSSS, the randomization hides the indices from the adversaries and thus achieves the enhanced security.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"1 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123709996","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: 15
Energy-efficient full diversity unitary space-time block code designs using QR decomposition 基于QR分解的节能全分集酉空时分组码设计
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440606
Eleanor Leung, Jian-Kang Zhang
{"title":"Energy-efficient full diversity unitary space-time block code designs using QR decomposition","authors":"Eleanor Leung, Jian-Kang Zhang","doi":"10.1109/ICCNC.2016.7440606","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440606","url":null,"abstract":"A novel energy-efficient unitary space-time block code (STBC) design using the recently-developed uniquely-factorable constellation pair (UFCP) concept and the QR decomposition is proposed for a noncoherent wireless communication system equipped with two transmitter antennas and a single receiver antenna. It is proved that the proposed UFCP-STBC design assures that the unique identification of both channel coefficients and transmitted signals in a noise-free case and full diversity in a noisy case. To further improve error performance, an optimal unitary UFCP-STBC is designed to maximize the coding gain subject to a transmission bit rate constraint by appropriately and uniquely factorizing a pair of energy-efficient cross quadrature amplitude modulation (QAM) constellations as well as by carefully adjusting the energy scale.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"121683010","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
Modeling 3D video traffic using a Markov modulated gamma process 建模3D视频流量使用马尔可夫调制伽马过程
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440638
S. Tanwir, Debanjana Nayak, H. Perros
{"title":"Modeling 3D video traffic using a Markov modulated gamma process","authors":"S. Tanwir, Debanjana Nayak, H. Perros","doi":"10.1109/ICCNC.2016.7440638","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440638","url":null,"abstract":"Three-dimensional (3D) television and video streaming has become very popular over the last few years. Multiview encoded video is used to support 3D video applications. The statistical characteristics of multiview video are significantly different from the traditional single-view video and therefore existing video traffic models are no more applicable for this type of video. In this paper, we propose and evaluate a new model for multiview video that is based on a Markov process. To the best of our knowledge, there is only one other model for multiview video that has been proposed in the literature by Rossi et al. We compared the two models using Q-Q plots and the autocorrelation function of the frame sizes along with QoS metrics of the resulting packet traces estimated by simulation. The comparison results show that our model has less complexity and better accuracy.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"43 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123836642","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: 7
Channel prediction using compressed sensing in multi-user MIMO systems 多用户MIMO系统中基于压缩感知的信道预测
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440724
Shunsuke Uehashi, Y. Ogawa, T. Nishimura, T. Ohgane
{"title":"Channel prediction using compressed sensing in multi-user MIMO systems","authors":"Shunsuke Uehashi, Y. Ogawa, T. Nishimura, T. Ohgane","doi":"10.1109/ICCNC.2016.7440724","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440724","url":null,"abstract":"In downlink multi-user multiple-input multiple-output (MIMO) systems, a base station needs downlink channel state information (CSI) for each user to eliminate inter-user interference and inter-stream interference. In wireless communication, however, signal propagation environments change over time, and CSI obtained at the base station is different from the channel at the actual transmission time because we have delay. This deteriorates communication quality, and the effect of outdated CSI is a critical issue. To overcome this problem, some channel prediction schemes have been developed. Among them, a sum-of-sinusoids (SOS) method can predict time-varying channels over a long range. The SOS method, however, needs to resolve an incident signal into individual multipath components. In this paper, we propose a compressed sensing technique for the resolution, and formulate the channel prediction scheme for multi-user MIMO systems. Also, we evaluate the performance of the proposed scheme using computer simulations.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"97 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131660502","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
A practical approach for network fault detection 一种实用的网络故障检测方法
2016 International Conference on Computing, Networking and Communications (ICNC) Pub Date : 2016-02-01 DOI: 10.1109/ICCNC.2016.7440710
Yuncheng Zhu, H. Okita, S. Hanaoka
{"title":"A practical approach for network fault detection","authors":"Yuncheng Zhu, H. Okita, S. Hanaoka","doi":"10.1109/ICCNC.2016.7440710","DOIUrl":"https://doi.org/10.1109/ICCNC.2016.7440710","url":null,"abstract":"Today's fault detection in commercial networks is still done in an inefficient way with alarms and threshold violations that treat measured indexes separately. To provide a practical network fault detection approach for the actual network operation, we investigate many actual network fault occurrences, and discover that many network faults can be characterized by unbalanced variation among measured network indexes that occur prior to or during an network fault occurrence. According to this general model of network fault, we propose a practical method for network fault detection that automatically extracts the unbalanced variation among measured indexes without the necessity of recognizing the physical meaning of them. Our evaluation shows that the proposed approach is applicable for the majority of measured indexes in the commercial networks, is efficient and scalable in performance, and with acceptable detection accuracy.","PeriodicalId":308458,"journal":{"name":"2016 International Conference on Computing, Networking and Communications (ICNC)","volume":"12 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-02-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131987611","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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