Proceedings of the 3rd International Conference on Wireless Communication and Sensor Networks (WCSN 2016)

+ Advanced search
158 articles

A New Research of Delegation Agent Model Based On RBAC

Ping Zhang, Nian-Feng Shi, Hong Jiang
This paper proposed a advanced delegation agent model based on roles, which was QRBAC(Quick Role-Based Access Control) based on the model of RBAC(Role-Based Access Control). By means of introducing the model's system architecture and defining element of QRBAC, the model has a great application values...

Self-interference Cancellation in Co-time and Co-frequency Full Duplex System

Yu-Ting Yang, Nan Chen, Chang-Hua Zhu
It is of particular importance to use the limited spectrum resources efficiently since they are non-renewable. The spectrum efficiency can be doubled theoretically with the Co-time Co-frequency Full Duplex (CCFD) technology. Existing research results show that CCFD is achievable under the condition of...

Simulation on Denoising Method for Fiber Optic Gyroscope Signal

Ping Sun, Zhi-Lu Zhang, Xiang-Jin Wang, Zhe Li
Fiber Optics Gyroscopes (FOGs) are widely used due to their low cost. This paper proposes a simulation on denoising method for FOG signal. Hybrid Kalman filter algorithm are applied to denoise the FOG signal in both static and dynamic conditions. Single axis and three axis FOG signals with different...

A Weak Signal Detection Method Based on Double Time Difference of Arrival Collaborative Mechanism

Jia-Xu Yu, Zheng-Bo Sun, Qing He, Xin-Xin Ouyang
Considering the weak signal of partial radiant point, the traditional TDOA(Time Difference of Arrival) detector cannot meet the requirement. A weak signal detection method based on double time difference collaborative mechanism is proposed. In this thesis, the double time difference collaborative detector...

The Accessible Interactive Mode of Traditional Printing Based on Two-Dimensional Code

Lu-Na Mao, Xiao-Jie Huang, Zhi Yu, Wei Wang, Sheng Zhou
There is a serious barrier to the interaction between the visually impaired and traditional printing, so this paper proposed a new accessible interaction on the basis of the existing application Voiceye. The whole process is uploading editable text information that corresponds to paper material to the...

A New Approach for Single Image Haze Removal

Jian-Qiang Lu, Wei-Xing Wang, De-Wei Huang, Ke-Xin Chen
We require the system for haze removal can process in real-time and have an accurate result. However, the existing algorithm can hardly meet the two requirements which we discuss above. In this paper, we propose a novel algorithm which is using the minimum channel in R, G, B and the difference of the...

A Fire Monitoring Cloud Platform Based on Internet of Things

Fei-Xiang Xu, Jian-Jun Yi, Long De, Xiao-Ming Zhu
Based on the research of existing fire monitoring system, a fire monitoring cloud platform for monitoring building fire protection equipment status using Internet of Things (IoT) technology is proposed in this paper. The cloud platform consists of three layers: sensing communication layer, cloud computing...

LEACH Algorithm Improvement Based on Cluster Head Selection

Min-Sheng Tan, Chen-Cheng Wang, Miao Guo, Ting Xiang, Qun-Zhong Peng, Yang-Wei Li
In order to solve the problem of LEACH Algorithm cannot guarantee the larger residual energy node absolutely were elected as cluster head , and it consumes large amounts of energy for double counting of cluster head election, at the same time, the influence of the node distance for cluster head election...

Improvement in the Noise Characteristics of Optical Frequency Comb Based on Injection Locking

Jia-Xing Xie
Radio over fiber (ROF) systems are attractive solutions for broadband wireless access network due to its capacity for supporting high speed data rate transmission. And optical heterodyning is a promising method to generate microwave signals used in radio over fiber systems. Beating of the different modes...

Multiple Powers Allocation Strategy under Sensing/Transmission Frame Structure in Cognitive Radio Networks

Dao-Yuan Ren, Shou-Yi Yang, Fang Wang, Liu-Jie Ji
In the traditional opportunity spectrum access cognitive radio system(OSA), the state of the primary user is assumed to be constant during the entire frame duration, the secondary user accesses licensed band with proper power only when primary user is detected idle. In fact, the state of the primary...

Intelligent Access Control System for Vulnerable Group Based on Bluetooth Low Energy

Qi-Lu Hong, Ai-Jun Zhang, Yin-Hong Su
Nowadays, intelligent application has been widely used which has an ever-increasing effect on our daily life. However, some applications are too complex to operate especially for vulnerable group. This article aims at designing an use-friendly door lock for vulnerable group when they are home. Bluetooth...

The Design and Implementation of CoAP Over WebSocket Proxy

Zhong-Yan Yuan, Geng-Yu Wei
CoAP is designed as an application layer protocol for IoT applications by IETF CoRE WG, and CoAP over WebSocket is currently of interest to researchers. This paper analyzes the features and defect of the HTTP/CoAP proxy proposed in RFC 7252, and explains the CoAP over WebSocket proxy as well as its advantage...

Optimizational Scheme for Constructing Anonymous Spatial Region under Continuous LBS Queries

Wei Wang, Wen-Hong Zhao, Cheng Zhong, Xing-Hua Li
K-anonymity technology is one of the important technologies of location privacy protection based on LBS(Location-based service, LBS), it protects users' location privacy by constructing ASR(anonymous spatial region, ASR). Existing construction schemes for ASR based on continuous LBS queries giving rise...

Cryptanalysis of an Untraceable Temporal-Credential-Based Two-Factor Authentication Scheme Using ECC for Wireless Sensor Networks

Shu-Ying Yang, Cheng-Bo Xu
Authentication and key agreement scheme is an important mechanism for legal users to access the services of wireless sensor network. However, the design of authentication and key agreement schemes in WSNs is still quite a challenging problem. In this paper, we analyze an untraceable temporal credential-based...

Design and Implementation of an IDC Environmental Monitoring Controller Based on Arduino

Xiao-Qiang Jia, Gang Wang
In view of the real-time IDC environment monitoring, this paper designs a kind of environmental condition monitoring system based on the Arduino. The system takes the Arduino mage2560 and all kinds of sensors as the core, to design and write the Arduino mage2560. It realizes monitor the IDC environment...

Radio Channel Model for Agricultural Wireless Sensor Networks

Guang-You Yang, Hao Chen, Xiong Gan
In order to study the influence of the agricultural greenhouse environment on the channel of wireless sensor networks (WSNs) and to establish the WSNs channel model suitable for the agricultural greenhouse, this paper measures the path loss characteristics of the 2.4GHz radio frequency in the agricultural...

An Algorithm of Searching for the Shortest Path

Ji-bing Hu, Jin-Cheng Zhang, Lin-Yuan Liu
In recent years, residents in various regions transfer their jobs increasingly frequently, job transfer involving migrating between cities is no longer novelty. Job transfer involving migrating between cities might bring economic problems, especially when those who have estate implement job transfer....

Research on Resource Scheduling Mode of Tracking and Data Relay Satellite System

Dan-Dan Fan, Wei-Gang Hou, Sheng-Hua Gao, Bing Zhang
an efficient resource schedule mode is built to solve the conflict of multi-user effectively in Tracking and Data Relay Satellite System in this paper. Mathematical model, improved optimizing algorithm and simulation results are given. Simulation results showed that the proposed algorithm can get the...

Apple Internal Quality Inspection Using Hyperspectral Image Technology

Xiao-Yan Chen, Wen-Tao Chen, Jia-Sui Lv, Xiang Long, Tao Pang
The internal parameters are important indexes for detecting the quality of the apples. This paper extracted spectral values of the apples from 400-1000nm with the hyperspectral image technology, carried out pre-treatment to original spectrums with MSC, performed regression analysis on spectral reflectivity...

A Cache Utility Monitor for Multi-core Processor

Juan Fang, Yan-Jin Cheng, Min Cai, Ze-Qing Chang
In recent years, high performance computing systems have obtained more processing cores and shared a last level cache (LLC). Now, the problem to the existing cache partitioning techniques is that they give each core the number of cache ways according to their need, these schemes have the potential to...

System Message Based Predict Policy for Dynamic Power Management

Xi-Qiang Ma, Fang Yang, Ji-Shun Li, Yu-Jun Xue
According to the traditional dynamic power management random policy can't also pointed out that moment of decision and state transition, dynamic power management improvement algorithm, SMBPP(System message based predict policy) is presented in this paper. Firstly, the existing dynamic power management...

A Survey of Web Page Preprocessing Research

Qi Qi, Gui-Xian Xu
After obtaining the required information through the crawler technology on Web, it also includes a lot of advertisement and navigation bar. So we should take the basic method to remove the noise content on Web page, which is independent of topic, it is necessary to sum up the Web denoising and do a further...

Accelerate Innovation by Using Cloud Computing Technology

Kaninda Musumbu, Yaram Diop Awa
An information system can be seen as a set of digital and human resources organized to handle, spread and store information. Various standards, models of evaluation and methods of analysis of the risks exist to arrest the information system security. This one can be approached by a technological point...

Study on Effective Transmission Scheme Based on Fountain Codes in Wireless Multimedia Sensor Network

Ben-Shun Yi, Wei-Qing Yao, Wei-Zhong Li, Kang Qiu, Tai-Qi Huang
Wireless Multimedia Sensor Network (WMSN) achieves the multimedia information from the distributed sensor nodes. In this paper, we design a transmission scheme to ensure the efficient and reliable data transmission in WMSN. Firstly, LT codes are employed as the channel coding. A method is proposed to...

A Synchronization Algorithm for TDD Active Optical Distribution Systems

Wei Wang, Zhi-de Li
As a new wireless network coverage device, the active optical distribution system used for coverage enhancement of GSM, TD-SCDMA and TD-LTE wireless networks has many merits, such as green, micro power, multi-antenna and multipoint uniform depth coverage when compared with the traditional indoor distribution...

A Hybrid Covert Channel Over LTE-A System

Zu-Kui Wang, Liu-Sheng Huang, Wei Yang, Zhi-Qiang He
In this paper, we have analyzed the sub-protocol stack of Long Term Evolution Advanced (LTE-A) System, and proposed a hybrid covert channel, called HyLTEsteg, designed for LTE-A System. The HyLTEsteg uses covert timing channels (CTC), which is fitted the legitimate data stream of network, as a trigger...

Horizontal Displacement Prediction Research of Deep Foundation Pit Based on the Least Square Support Vector Machine

Wei-dong Li, Meng-Hong Wu, Nan Lin
Using of the least square support vector machine to predict the horizontal displacement of deep foundation pit. According to the measured time series data of horizontal displacement of foundation pit, using the least square support vector machine (SVM) to set up the relation model of foundation pit horizontal...

A Light-weight Multilevel Recoverable Container for Event-driven System: A Self-healing CPS Approach

Peng Zhou, De-Cheng Zuo, Kun-Mean Hou, Zhan Zhang, Hong-Ling Shi
Cyber Physical Systems (CPS) is regarded as a new technological revolution, which tightly integrates computing, communication, and control technologies, to build a kind of smart networked distributed embedded control system. CPS is designed to interact autonomously with the volatile external environment,...

Big Data-based Harmonic Problem Research in Wind Farms

Song-Tao Yu, Da Xie, Yu-Pu Lu, Zu-Yi Zhao, Yan-Chi Zhang
More and more attention on the power quality of wind farms has been paid recent years, in which harmonic problem is one of the most concerned. On the other hand, power big data in wind farm generated all the time, and the volume is increasing continuously, which can be mined to extract some special or...

Macro Empirical Model of Quantity Balance between Urban Taxi and Tailored Car in Different Chinese Typical Cities

Lu-Yang Wang, Yong-Hong Chen, Gui-Hui Li, Jian-Ping Xing, Bing Cui
Aiming at the current status of urban taxi and tailored car industry, using navigation car networking communication technologies for obtaining taxi operation management data accurately, in combination with the travel characteristics of the urban residents and migrant population, this paper establish...

Application of the Data Mining in the University Human Resource Management

Li Yi, Wei-Xin Yao
Competitions among different universities are the competition of talents. The content is about how to obtain talents, how to properly allocate talents, how to comprehensively obtain information of human resources and promote the level of human resource management of universities. The paper used cluster...

Motion Flow Segmentation Based on Optical Flow Angle

Kun Yang, Lin Wang, Fu-Jian Feng, Jiang-Hao Yu, Yuan-Fei Cheng
Aiming at the irrationality of deep motion state analysis, such as density estimation, target tracking and behavior understanding, which taken the motion foreground as a whole in dense crowd scene. This paper proposes an algorithm to segment motion flow based on optical flow angle. First of all, the...

Design of Wireless Sensor Network Node for Monitoring Rice Field

Hua-Qiang Chen, Jiang-Peng Weng, Feng-Lian Tie, Bao-Xia Sun, Wei-Xing Wang
A wireless sensor network (WSN) node is designed for monitoring rice field in order to solve the existing problems of poor real-time performance, Low system stability and large monitoring area, etc. The node uses a STM32F103VET6 as a processing core, and a WLK01L39 RF chip is used in wireless communication...

Development of Noise-Measuring System Based on the Wireless Sensor Network

Zhi-Kai Zhang, Jian Wu
In order to solve the measurement of noise in long term and real time on line way, the noise-measuring system based on the wireless sensor network is designed and developed. It can be used collected at the unattended measuring-points, and transmitted to the data center. After data processing, it will...

A BeiDou Navigation System Aided Method for Localization in Manually Deployed Wireless Sensor Networks

Ping Sun, Zhe Li, Jian-Yi Peng, Wen-Quan Zhang
BeiDou Navigation System can provide PNT services for mainland China. In this paper we present the design, implementation and evaluation of a simple, practical and cost effective Localization solution for wireless sensor network notes. This method is designed especially for manual deployments of WSN....

WSN Routing Algorithm Used in Large Water Area Based on PEGASIS

Jie-Ping Yu, Guo-Hui Jiao, Wei-Xing Wang, Sheng Jiang, Hui-Li Yin
With a view to the nodes deployment of the water quality on-line monitoring system based on WSN, and the problem of the imbalanced node energy consumption caused by the unreasonable selection of the chain tag in PEGASIS agreement, this paper puts forward a routing algorithm of optimal energy heterogeneous...

Performance Evaluation of Wireless Sensor Networks Based on Entropy Weight and AHP

Zhi-Peng Jia, Zhi-Qing Huang, Yan-Xin Zhang
Wireless sensor networks (WSNs) have been widely used in many fields. However, it is difficult to detect WSNs performance status directly. Therefore, a reasonable network performance evaluation system can help to detect and maintain the WSN, so as to ensure the normal operation of the wireless sensor...

Multipath Routing Scheme for Industrial Real-time Wireless Sensor Networks

Hai-Jiang Hu, Shu-Qin Liu, Yi-Fan Wang, Ju-Ju Hu
In the industrial scenes, the real-time property has to be considered in the data transmission. A novel routing scheme is proposed to reduce the packet loss rate effectively in the industrial wireless sensor networks. The scheme is based on Bellman-Ford algorithm, and saves some other shorter paths for...

An Trust Model Based on Grey Relational Analysis and Cooperative Computing in Opportunity Networks

Jian-Bo Xu, Dan-Ping Shou
The existence of selfish nodes and malicious nodes pose a significant threat to the complex environment of opportunistic network. In order to improve the transmission security in bad environment, a multi-dimensional trust model GRATM(Grey Relational Analysis Trust Model) based on gray relational degree...

Fast Parallel Compositon of Dunhuang Murals based on Matrix Tearing

Ming Chen, Yong-Chao Wang, Lei Zhao, Duan-Qing Xu
In this paper we have developed a robust scalable hybrid scheme for Fast Parallel compositon of Dunhuang murals based on Matrix Tearing. The large cost associated with solution of partitioned linear systems, which is required to perform the matrix-vector multiplication, was avoided by presenting a scheme...

Research on Traffic Monitoring Method of Elevated Road Based on DSP+FPGA

Rong-Bao Chen, Tian-Ze Fei, Ben-Xian Xiao, Peng Jiang, Dun-Hong Wang, Qian-Kun Zhang, Yu-Bing Pu, Ya-Feng Wu
Along with the development of the urban rapid transit, the overhead traffic monitoring, and according to the traffic situation in a timely manner to make all kinds of control, management, and induced measures is one of the development trend of urban intelligent transportation. In this paper, the video...

A LDPC-Coded Distributed Alamouti Space-time Relay Cooperation Scheme over Rayleigh Fading Channels

Lei Tang, Wei-Wei Liu, Tian-Yu Wang
An efficient distributed Alamouti Space-time coded relay cooperation scheme is proposed over a Rayleigh fading channel, where structured irregular systematic low-densityparity-check (LDPC) codes are employed. In the known channel state information (CSI) scenario, a concatenation of combiner and joint...

An Embedded Secondary Contention Window for In-Band Full-Duplex Enabled WLAN

Wen-Nai Wang, Xin-Meng Wang, Wei Wu
In-band full-duplex wireless techniques have provided an attractive opportunity to double both spectrum efficiency and network throughput. A shared wireless channel permits two sets of directional paths, one called by primary and the other by secondary, onto which two different pair of wireless stations...

Personalized Differential Privacy Preserving Data Aggregation for Smart Homes

Xin-Yuan Zhang, Liu-Sheng Huang, Shao-Wei Wang, Zhen-Yu Zhu, Hong-Li Xu
The aggregation of residents' private data drives improvements in the smart homes, however it comes with compromising on privacy. Hence, privacy preservation has become an increasing requirement for residents. Since users might have different privacy requirements, and their privacy requirements might...

New PIC Scheme for Multi-Carrier DS-CDMA

Guo-Xiong Xu
This paper explores a new parallel interference cancellation (PIC) scheme for multi-carrier DS-CDMA. For the PIC scheme, frequency diversity technique and the linearization of soft decision function are used to simplify the complexity and improve the system performance. The theoretical analysis over...

A Handover Optimized Scheme and Performance Analysis in HMIPv6 Network

Jiao-Min Luo, Ying Li
Mobile communication is increasingly oriented towards the usage of all IP networks as fixed network components. The handover performance of mobile IPv6 is one of the key factors which guarantee the QoS of mobile Internet. In this paper, an enhance handover scheme in hierarchical MIPv6 networks by utilizing...

Research and Development of Android Client and Server Information Interaction Framework

Lan-Xin Zhu, Jia-Ming Zhang, Xiao-Li Rui, Xiao Liang
Nowadays the information technology and mobile terminal equipment are developing rapidly, how to develop mobile applications more effectively has become a really hot topic. This paper mainly focus on the research and design of information exchange between Android client and web server and the framework...

The Influence of Atmospheric Turbulence on Radio Vortex Wave

Ling-Ling Li, Heng-Kai Zhao, Shao-Jun Zhang, Xue-Feng Liu
Spiral space phase distribution of the vortex wave form specific orbital angular momentum. This paper studies the effect of atmospheric turbulence on the vortex wave phase through the numerical simulation. In order to analyze the influence of atmospheric turbulence on the vortex wave, we make comparison...

Sparse Chirp Stepped-frequency ISAR Super-resolution Imaging Method Based on 2D-FISTA Algorithm

Ming Zhou, Peng-Cheng Xu, Zhao-Hui He, Qing-Hua You
The traditional Sparse Chirp Stepped-frequency ISAR imaging method has the problem of low imaging quality and large computational complexity. In view of the above problems, this paper studies a sparse Chirp Stepped-frequency ISAR imaging method based on two-dimensional fast iterative shrinkage threshold...

A New RF Power Amplifier Linearization Method

Zhong-Yang Mao, Xiao-jun Wu, Fa-Ping Lu, Min Fan, Chuan-Hui Liu
For the weakness of the existing predistortion algorithm, when large amplitude component in the modulation signal which is more than the voltage in saturation will be limited, leading to predistortion algorithm become invalid, and a new joint RF power amplifier (PA) linearization method is proposed....