Showing 1,301 - 1,320 results of 3,139 for search '"wireless"', query time: 0.07s Refine Results
  1. 1301
  2. 1302

    A Packet Loss Concealment Technique Improving Quality of Service for Wideband Speech Coding in Wireless Sensor Networks by Nam In Park, Jin Ah Kang, Seong Ro Lee, Hong Kook Kim

    Published 2014-04-01
    “…A packet loss concealment (PLC) algorithm is proposed to improve the quality of decoded speech when packet losses occur in a wireless sensor network. The proposed algorithm is mainly based on artificial bandwidth extension (ABE) from narrowband to wideband. …”
    Get full text
    Article
  3. 1303

    A Multiple-Dimensional Tree Routing Protocol for Multisink Wireless Sensor Networks Based on Ant Colony Optimization by Hui Zhou, Dongliang Qing, Xiaomei Zhang, Honglin Yuan, Chen Xu

    Published 2012-11-01
    “…Routing protocol is an important topic in the wireless sensor networks. For MultiSink wireless sensor networks, the routing protocol designs and implementations are more difficult due to the structure complexity. …”
    Get full text
    Article
  4. 1304
  5. 1305

    Data, information, and knowledge-driven manipulation between strategical planning and technical implementation for wireless sensor network construction by Yucong Duan, Lixu Shao, Xiaoxian Yang, Xiaobing Sun, Zhangbing Zhou, Lifeng Yu

    Published 2017-11-01
    “…Enlightened by value-driven design, we propose a systemic formalization from value calculation to design quality measurement which binds the technical modification and variation on design artifacts with business value strategy through a framework of managed quality properties in a wireless sensor network–based service system creation process. …”
    Get full text
    Article
  6. 1306

    Modeling and Characteristic Analysis of Wireless Ultrasonic Vibration Energy Transmission Channels through Planar and Curved Metal Barriers by DingXin Yang, BaoJian Hou, Dong Tian, Siyuan Wang

    Published 2018-01-01
    “…Wireless ultrasonic vibration energy transmission systems through metal barriers based on piezoelectric transducers have drawn a lot of focus due to the advantage of nonpenetration of the barriers, thus maintaining the integrity of sealed structures. …”
    Get full text
    Article
  7. 1307

    Research on Key Technologies of Heterogeneous Wireless Network Resource Management Based on Centralized Radio Access Network Architecture by Lin Tian, Guowei Zhai, Liang Huang, Yiqing Zhou, Jinglin Shi

    Published 2013-06-01
    “…The future broadband wireless communication network will be a heterogeneous network with multiple access technologies seamlessly integrated. …”
    Get full text
    Article
  8. 1308

    Monitoring Area Coverage Based on Control Multimedia Nodes Position in Mixed Underwater Mobile Wireless Sensor Networks by Qiangyi Li, Ningzhong Liu

    Published 2022-01-01
    “…Due to the high cost of mobile nodes and the low cost of fixed nodes, in some applications of wireless sensor networks, in order to reduce the use cost, the mixed mode is used for node deployment. …”
    Get full text
    Article
  9. 1309

    Ultra-low-power media access control protocol based on clock drift characteristics in wireless sensor networks by Wooguil Pak

    Published 2017-07-01
    “…Many researchers have analyzed sources of uncertainty in synchronization protocols for wireless sensor networks. However, very few researchers perform this work in depth, and failed to discover comprehensive characteristics since they worked with only one or two measurement intervals. …”
    Get full text
    Article
  10. 1310
  11. 1311

    Communication Availability-Based Scheduling for Fair Data Collection with Path-Constrained Mobile Sink in Wireless Sensor Networks by Youngtae Jo

    Published 2015-10-01
    “…To effectively transfer sensing data to a sink node, system designers should consider the characteristic of wireless sensor networks in the way of data transmission. …”
    Get full text
    Article
  12. 1312
  13. 1313

    Obstacle Aware Connectivity Restoration for Disjoint Wireless Sensor Networks Using a Mix of Stationary and Mobile Nodes by Guizhen Ma, Yang Yang, Xuesong Qiu, Zhipeng Gao

    Published 2016-05-01
    “…In many applications, wireless sensor networks (WSNs) are deployed in inhospitable environments and therefore the nodes are at increased risk of failure. …”
    Get full text
    Article
  14. 1314
  15. 1315
  16. 1316

    A Spectrum Sensing Method Based on Signal Feature and Clustering Algorithm in Cognitive Wireless Multimedia Sensor Networks by Yongwei Zhang, Pin Wan, Shunchao Zhang, Yonghua Wang, Nan Li

    Published 2017-01-01
    “…In order to solve the problem of difficulty in determining the threshold in spectrum sensing technologies based on the random matrix theory, a spectrum sensing method based on clustering algorithm and signal feature is proposed for Cognitive Wireless Multimedia Sensor Networks. Firstly, the wireless communication signal features are obtained according to the sampling signal covariance matrix. …”
    Get full text
    Article
  17. 1317
  18. 1318
  19. 1319

    Research and application of real time video monitoring system based on IoT and 4G wireless VPDN technology by Zheng DONG, Ying ZHU, Chunze YANG

    Published 2018-07-01
    “…For achieving the requirement of real-time video monitoring which is located in the circuit cut-over operating point of the substation of the National Grid Nanjing Branch,China Telecom Nanjing Branch developed a new real-time video monitoring system which was based on internet of things technology and 4G wireless transmission network,by creating a smart pipeline based on 4G VPDN (virtual private dial-up network).The new system has solved the problem that the cable can not be used due to the frequent changing of the circuit cut-over operating points of the substation.…”
    Get full text
    Article
  20. 1320

    Implementation of an Optical-Wireless Network with Spectrum Sensing and Dynamic Resource Allocation Using Optically Controlled Reconfigurable Antennas by E. Raimundo-Neto, J. R. G. da Rosa, M. A. F. Casaroli, I. Feliciano da Costa, A. M. Alberti, Arismar Cerqueira Sodré

    Published 2014-01-01
    “…The performance of this novel and innovative architecture has been evaluated in a geographically distributed optical-wireless network under real conditions and for different fiber lengths. …”
    Get full text
    Article