2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems最新文献

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TBoPS: A Tree Based Distributed Beacon Only Period Scheduling Mechanism for IEEE 802.15.4 tops: IEEE 802.15.4基于树的分布式仅信标周期调度机制
B. Nefzi, D. Khan, Yeqiong Song
{"title":"TBoPS: A Tree Based Distributed Beacon Only Period Scheduling Mechanism for IEEE 802.15.4","authors":"B. Nefzi, D. Khan, Yeqiong Song","doi":"10.1109/DCOSS.2012.43","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.43","url":null,"abstract":"IEEE 802.15.4 standard specifies a beacon-enabled mode which provides a synchronization environment using beacon transmissions. However, this mode is designed for single hop networks and its use in multi-hop networks is not straight-forward. The main challenges of using beacon-enabled mode in multi-hop networks are how to efficiently schedule beacon transmissions to avoid direct and indirect beacon collisions and how to make a schedule tolerant to the clock drifts due to the low cost components. In this paper, we present TBoPS, a novel technique for scheduling beacons in the cluster tree topology. TBoPS uses a dedicated period called beacon only period (BOP) to schedule beacons at the beginning of IEEE 802.15.4 super-frame. The advantages of TBoPS is that every beacon-enabled node selects a beacon schedule distributively during association. We analysed the robustness of TBoPS to clock drifts. We also show through simulations that all nodes in the network are synchronized and follow the same super frame structure.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"61 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126505879","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: 13
Demonstrating Real-Time Reconfiguration of Video Sensing Service-Oriented Applications 演示视频传感面向服务应用的实时重构
P. Silva, Luís Silva, R. Marau, L. Almeida
{"title":"Demonstrating Real-Time Reconfiguration of Video Sensing Service-Oriented Applications","authors":"P. Silva, Luís Silva, R. Marau, L. Almeida","doi":"10.1109/DCOSS.2012.59","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.59","url":null,"abstract":"Growing interest in facilitating the construction of real-time applications from reusable components and their run-time reconfiguration is motivating the use of Service-Oriented approaches in the real-time domain. The iLAND ARTEMIS project researches such direction, aiming at providing an SO middleware that supports dynamic reconfiguration, namely addition and removal of services and QoS-based hot swap of service implementations. In this demonstration we exhibit a few simple video sensing applications that illustrate the desired prompt reconfigurations without significant glitches and within bounded time as required for real-time applications.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"130 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"132880584","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: 1
Contiki Ring File System for Real-Time Applications 用于实时应用的Contiki环文件系统
S. Schildt, Wolf-Bastian Pöttner, L. Wolf
{"title":"Contiki Ring File System for Real-Time Applications","authors":"S. Schildt, Wolf-Bastian Pöttner, L. Wolf","doi":"10.1109/DCOSS.2012.57","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.57","url":null,"abstract":"Wireless Sensor Nodes often need to store or cache measurement or operational data into some non-volatile memory. Many applications using low power sensor nodes are based on Contiki, which provides the COFFEE file system for data storage. As COFFEE introduces occasional long and hard to predict write delays, it can not be used in applications which have real time demands, such as sensor networks operating in industrial environments. In this paper we present an efficient implementation of a flexible Ring File System for Contiki, that can be used in real-time applications. Read and write times are predictable and adherence to Contiki's file system API allows it to be used as a drop-in replacement for COFFEE in many applications.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"15 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131199607","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
Efficient Mobile Data Collection with Mobile Collect 高效的移动数据收集与移动收集
Navid Hassanzadeh, O. Landsiedel, Frederik Hermans, Olof Rensfelt, T. Voigt
{"title":"Efficient Mobile Data Collection with Mobile Collect","authors":"Navid Hassanzadeh, O. Landsiedel, Frederik Hermans, Olof Rensfelt, T. Voigt","doi":"10.1109/DCOSS.2012.12","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.12","url":null,"abstract":"The main task of most deployed wireless sensor networks is data collection. While a number of solutions have been designed for static networks, there are currently no widely used data collection algorithms for mobile sensor networks. In this paper, we concentrate on scenarios where many nodes, both data sources and sinks, move along a certain track in one direction, a scenario that is common in sports events. Rather than designing a new protocol from scratch, we extend an existing data collection protocol with lightweight mechanisms to make it efficient for mobility. Our extensive simulations and results in a test bed that includes mobile robots demonstrate that our solution is able to achieve high packet delivery rates at low energy consumption. For our target scenario, our solution more than doubles packet delivery rates when the network is sparse. Our solution also works well in scenarios with a higher degree of mobility where nodes move according to a more demanding random waypoint model.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"44 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"127753029","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
The Design and Implement of Acoustic Array Sensor Network Platform for Online Multi-target Tracking 多目标在线跟踪声阵列传感器网络平台的设计与实现
Yuanshi Li, Zhi Wang, Shuguo Zhuo, Jie Shen, Shengsheng Cai, Ming Bao, Dahang Feng
{"title":"The Design and Implement of Acoustic Array Sensor Network Platform for Online Multi-target Tracking","authors":"Yuanshi Li, Zhi Wang, Shuguo Zhuo, Jie Shen, Shengsheng Cai, Ming Bao, Dahang Feng","doi":"10.1109/DCOSS.2012.45","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.45","url":null,"abstract":"We present the design, implement and evaluation of a sensing platform for on-line multi-target tracking based on acoustic array networks, named Integrated Acoustic Array Sensor Network Tracker (IAASNT). To provide on-line multi-target tracking service, a well-designed system structure is proposed, composed by supporting components and associations between each part. Among these, IAASNT's multi-level low-power management and integrated tracking frame set it different from other related platforms. The integrated tracking frame is the core of the system and has been carefully designed, to achieve a self-acting tracking service. Finally, a series of experiments on system have been done to evaluate the performance of IAASNT. The tracking experiments on system show a perfect tracking performance in both noise-free and noisy environment, and the tracking precision can be within 5.8m in 300*300m area.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"27 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"116628946","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
An Adaptive Redundancy-Based Mechanism for Fast and Reliable Data Collection in WSNs 基于自适应冗余的无线传感器网络快速可靠数据采集机制
Celimuge Wu, S. Ohzahata, Toshihiko Kato
{"title":"An Adaptive Redundancy-Based Mechanism for Fast and Reliable Data Collection in WSNs","authors":"Celimuge Wu, S. Ohzahata, Toshihiko Kato","doi":"10.1109/DCOSS.2012.36","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.36","url":null,"abstract":"Wireless sensor networks (WSNs) can be used for a variety of applications. For many applications, a high reliability and low delay are required. Due to lossy feature of wireless channel, providing a reliable communication is very challenging. The most frequently used approach for providing the reliability is to use the acknowledgement based retransmission mechanism which increases the end-to-end delay especially when the number of hops from a sensor to the sink node is large. In this paper, we propose a redundancy-based approach to provide a high reliability while maintaining a low end-to-end delay. The proposed mechanism uses a redundant transmission when a link is unreliable or the end-to-end delay requirement is strict. We implement the proposed mechanism on a wireless sensor network which consists of IRIS motes, and evaluate the performance of the proposed mechanism.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"159 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122048650","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
Adaptive Synchronization Control with Multi-level Buffer in Wireless Multimedia Sensor Networks 无线多媒体传感器网络中多级缓冲区自适应同步控制
Guotao Zhao, Huadong Ma, Y. Sun, Hong Luo, Liang Liu
{"title":"Adaptive Synchronization Control with Multi-level Buffer in Wireless Multimedia Sensor Networks","authors":"Guotao Zhao, Huadong Ma, Y. Sun, Hong Luo, Liang Liu","doi":"10.1109/DCOSS.2012.25","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.25","url":null,"abstract":"In Wireless Multimedia Sensor Networks (WMSNs), data fusion and collaborative in-network processing operations often require effective multimedia synchronization control. Extensive researches have been done in the traditional networks. Most of these works assume that there exists a powerful synchronization controller in the network. However, for WMSNs, the in-network processing of the multimedia content is usually performed based on the resource-constrained sensors. Traditional synchronization control algorithms fail to run on the low-end hardware platform. In this paper, we propose an adaptive synchronization control scheme with multi-level buffer to address this problem. Main contributions of this paper are as follows. (i) To overcome the resource constraint of WMSNs, we perform the synchronization control in a distributed way by combining the sensors in the stream transmission path. (ii) By evaluating the current network state, we adjust the level number of the buffer adaptively to balance the delay and delay jitter. (iii) Through analyzing the buffer state of each level, we propose an efficient packet scheduling scheme to reduce the delay jitter actively. (iv) We implement the proposed scheme and verify its effectiveness in our practical WMSNs platform. The experiment results show that the proposed scheme can maintain the streams synchronization effectively with the low-end sensors.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"797 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123911637","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
Mobility Management in WSNs Using Fuzzy Logic: An Industrial Application Scenario 基于模糊逻辑的无线传感器网络移动性管理:一个工业应用场景
Z. Zinonos, C. Chrysostomou, V. Vassiliou
{"title":"Mobility Management in WSNs Using Fuzzy Logic: An Industrial Application Scenario","authors":"Z. Zinonos, C. Chrysostomou, V. Vassiliou","doi":"10.1109/DCOSS.2012.51","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.51","url":null,"abstract":"Mobility management in Wireless Sensor Networks is considered to be of an up most importance for today's critical applications. In this paper, we present a soft mobility management solution where the mobility procedures are supported by fuzzy logic techniques. Our solution was designed and implemented to support the movement of a mobile worker inside an oil refinery area. The results show that the proposed system provides high reliability and control over the handover actions.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"38 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"134344682","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
Fuzzy Inference Based Delay and Channel Aware Communication in Low-Power Sensor Networks 基于模糊推理的低功耗传感器网络延迟与信道感知通信
J. Singh, D. Pesch
{"title":"Fuzzy Inference Based Delay and Channel Aware Communication in Low-Power Sensor Networks","authors":"J. Singh, D. Pesch","doi":"10.1109/DCOSS.2012.56","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.56","url":null,"abstract":"Traditionally, transmission power is adjusted dynamically to overcome unreliability over lossy links in energy-constrained Wireless Sensor Networks (WSNs). The network node increases its transmission power to achieve immunity against link errors or lowers the power to save energy and prevent interference. Through systematic analysis, we illuminate that it adversely affects the channel contention, network throughput and energy consumption at network scale. Therefore, we implement a novel but effective Fuzzy Inference based Delay and Channel aware Communication (FI-DACC) mechanism at WSN nodes which employs lightweight Forward Error Correction (FEC) codes at low transmission power. Besides selecting an adequate FEC code, the proposed strategy also tunes MAC layer back off duration to prevent packet collisions. To simplify the decision process, a cascaded structure of two fuzzy logic controllers is formulated that undertakes heterogeneous parameters into account. We integrate our solution into IEEE802.15.4 based energy constrained WSN scenarios and evaluate the scheme from real-time packet delivery viewpoint. Results indicate that the proposed approach enhances network real-time capacity with low energy overheads as compared to alternative schemes, for e.g. Real-time Power Routing (RPAR), adaptive power control, hybrid, Interference-aware Transmission Power Control (I-TPC) [4].","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"11 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"129240632","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
6LoWPAN Compressed DTLS for CoAP
S. Raza, Daniele Trabalza, T. Voigt
{"title":"6LoWPAN Compressed DTLS for CoAP","authors":"S. Raza, Daniele Trabalza, T. Voigt","doi":"10.1109/DCOSS.2012.55","DOIUrl":"https://doi.org/10.1109/DCOSS.2012.55","url":null,"abstract":"Real deployments of the IoT require security. CoAP is being standardized as an application layer protocol for the Internet of Things (IoT). CoAP proposes to use DTLS to provide end-to-end security to protect the IoT. DTLS is a heavyweight protocol and its headers are too long to fit in a single IEEE802.15.4 MTU. 6LoWPAN provides header compression mechanisms to reduce the size of upper layer headers. 6LoWPAN header compression mechanisms can be used to compress the security headers as well. In this paper we propose 6LoWPAN header compression for DTLS. We link our compressed DTLS with the 6LoWPAN standard using standardized mechanisms. We show that our proposed DTLS compression significantly reduces the number of additional security bits. For example, only for the DTLS Record header that is added in every DTLS packet, the number of additional security bits can be reduced by 62%. Our compressed-DTLS is the first lightweight 6LoWPAN extension for DTLS.","PeriodicalId":448418,"journal":{"name":"2012 IEEE 8th International Conference on Distributed Computing in Sensor Systems","volume":"332 2 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2012-05-16","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"123230343","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: 172
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