频谱共享,spectrum sharing
1)spectrum sharing频谱共享
1.This paper mainly analyzes the current state of dynamic spectrum allocation andspectrum sharing technologies, including contiguous and fragment DSA, underlay and overlayspectrum sharing, cognitive radio, and spectrum pooling, and with these technologies, the spectrum utilization rate can be improved efficiently.文中针对当前无线频谱政策和无线频谱技术局限所导致的频谱整体利用率低的问题,分析了能有效提高频谱利用率的动态频谱分配和共享技术的研究现状,包括相邻和分片动态频谱分配技术,共存和覆盖式频谱共享技术,感知无线电技术,以及频谱池技术,并讨论了其未来的研究方向,尤其是感知无线电和基于OFDM的频谱池方法。
2.Based on interference temperature model,thespectrum sharing problem is changed into a nonlinear power opti- mization problem.在干扰温度模型下,将分布式感知无线电网络与授权系统的频谱共享问题转化为有约束的非线性功率优化问题。
3.This paper investigated thespectrum sharing based on price dynamics in cognitive radio networks in which one primary service provider sells idle spectrum at different price to secondary service providers,and secondary users dynamically adaped the requested spectrum size according to the received payoffs.研究了认知无线网络环境中基于价格动态性的频谱共享,主要用户服务提供商以不同的频谱价格向认知用户服务提供商出售空闲频谱,认知用户根据获得的收益调整对频谱的需求。
英文短句/例句
1.Spectrum sharing based on game theory in cognitive radio networks认知无线网络中基于博弈的频谱共享
2.The Novel Based on Game Theory for Spectrum Sharing in Cognitive Radio认知无线电频谱共享中的博弈论算法
3.Research on the Spectrum Sharing Algorithm for Cognitive Radios Based on Game Theory;基于博弈论的认知无线电频谱共享算法研究
4.Research on Dynamic Spectrum Sharing and Handoff in Cognitive Radio Network认知无线网络动态频谱共享与切换研究
5.Analysis on Spectrum-sharing Capacity under Imperfect Channel Sensing非理想信道感知下的频谱共享容量的理论分析
6.An Optimal Cross-layer Spectrum Sharing Scheme for Cognitive Radio Based Ad hoc Network一种认知无线Ad hoc网络跨层最优频谱共享方案
7.Spectrum Sharing Algorithm for Downlink Cognitive Radio Systems认知无线电下行链路中的频谱共享算法
8.Dynamic Spectrum Sharing Strategy in Cognitive Radio Systems认知无线电网络中的分布式动态频谱共享
9.Researches on Key Techniques of Hierarchical Spectrum Sharing Network Based on Cognitive Radio;基于认知无线电的分级频谱共享网络关键技术研究
10.Cooperative Relay and Cognitive Spectrum-Sharing Techniques in Wireless Communications无线通信中的合作中继与感知频谱共享技术研究
11.zero-field paramagnetic resonance spectrometer零场顺磁共振频谱仪
12.ultra-high frequency nuclear magnetic resonance spectrometer超高频核磁共振波谱仪
13.Remote sharing system of MAT900 Mass spectrometer based on VPN基于VPN的MAT900型质谱仪远程共享系统
14.Design and Implementation of Video Sharing System Based on DirectShow;基于DirectShow的视频共享系统的设计与实现
15.Designment and Implementation of Video Sharing System Based on P2P基于P2P的视频共享系统的设计与实现
16.Transient Coherence Four-and Six-wave Mixing Spectroscopy with Phase-conjugation Geometry;瞬态相干相位共轭四波混频和六波混频光谱术
17.X-band EPR spectrometerx频带电子顺磁共振波谱仪
18.Varian NMR spectrometer瓦里安核磁共振频波谱仪
相关短句/例句
spectrum-sharing频谱共享
1.Cognitive radio technology as a smartspectrum-sharing technologies will be effective in alleviating these contradictions.认知无线电(CR,Cognitive Radio)技术作为一种智能频谱共享技术可有效缓解上述矛盾,它通过感知频域、时域和空域等频谱环境,自动搜寻并利用已授权频段的空闲频谱,实现不可再生频谱资源的再利用,为解决如何在有限频谱资源条件下提高频谱使用率这一无线通信难题开辟了一条新的途径。
3)dynamic spectrum sharing动态频谱共享
1.In order to improve the utilization efficiency of spectrum resources,dynamic spectrum sharing in cognitive wireless network has become an important research topic.动态频谱共享(Dynamic Spectrum Sharing,DSS)是认知无线网络研究中的一个重要课题,旨在提高无线频谱资源的利用效率。
2.A repeated game theory based distributed dynamic channel selection and power control algorithm fordynamic spectrum sharing in cognitive radio network was proposed.研究了基于认知无线电技术的动态频谱共享,基于重复博弈理论设计了一种分布式动态信道接入和功率分配算法。
4)competitive spectrum sharing竞争频谱共享
1.An analysis is presented for thecompetitive spectrum sharing based on the prisoners dilemma model in Cognitive Radios(CRs).最后在该条件下仿真和分析竞争频谱共享的性能。
5)spectrum pooling & sharing频谱汇聚共享
6)Hierarchical Spectrum Sharing分级频谱共享
延伸阅读
UG技巧第一招共享你的3D CAD模型你可以与没有CAD 软件的朋友共享你的3DCAD模型。为了观看你的模型、他们可以旋转、平移和缩放。 按如下步骤写出你的模型∶ 1. 选择 Format ->Layer Settings。2. 为显示要求的几何体使某些层可见或不可见。3. 点击OK关闭 Layer Settings 对话框。4. 按MB3 Right 并选择 Display Mode ->Shaded。5. 选择File ->Export ->VRML。6. 点击 Specify VRML File。7. 导航到要求的目录。8. 加入文件名带 .wrl 扩展名。9. 点击 OK 返回到VRML对话框。10. 点击OK建立VRML (.wrl) 文件。 按如下操作打开 .wrl 文件∶1. 对于 Netscape, 选择 File ->Open Page 并点击 Choose File。2. 对于 Internet Explorer, 选择File ->Open并点击 Browse. 当选择你建立的.wrl文件时设置 Files of type to All Files因而你可以看到 .wrl文件。或直接双击.wrl文件
