This optimization strategy can be improved the spectrum sensing opportunities.
这个最优化的策略改良频谱监测机会。
Firstly, the case of a single cognitive user's local spectrum sensing is considered.
首先，考虑了单个认知用户的频谱感知。
Cognitive radio; Spectrum sensing; Entropy; Signal correlation; Spectrum consistency.
认知无线电；频谱感知；信息熵；信号相关性；频谱一致性。
In cognitive radio networks, spectrum sensing as a core issue has been widely studied.
在认知无线电网络中，频谱检测作为一个核心问题受到了广泛的研究。
Spectrum sensing technology has become the basis and premise of Cognitive Radio technology.
频谱感知技术已经成为认知无线电技术的基础和前提。
Spectrum sensing is one of the prerequisite and basis of realize cognitive radio technology.
频谱感知是实现认知无线电技术的前提和基础。
We analyzed the performance of spectrum sensing with energy detector in cognitive radio network.
分析了认知无线电网络中使用能量检测器进行频谱检测的性能。
To solve this problem, a new cooperative spectrum sensing method based on reputation was proposed.
针对上述问题，提出了一种新的基于可信度的协同频谱检测方法。
The thesis mainly focuses on spectrum sensing and dynamic spectrum access of cognitive radio system.
频谱感知能力是认知无线电通信的一个重要前提，也是其核心功能之一。
The thesis mainly researches cooperative spectrum sensing and decision fusion algorithm in cognitive radio.
本文主要研究认知无线电的合作检测及其综合判决算法。
Spectrum sensing and spectrum allocation are two key technologies that play an important role in CR realization.
频谱检测技术和频谱分配技术是决定认知无线电能否实现的两个关键技术。
We focus on energy detection for spectrum sensing and find the optimal fusion rule which is the half-voting rule.
在频谱感知中，我们使用能量检测的方法，发现半投票准则是最优的融合准则。
Spectrum sensing is one of the key technologies in cognitive radio and energy detection is a typical method of it.
频谱感知是认知无线电研究的关键技术之一，能量检测法是典型的频谱感知方法。
This paper carries comprehensive study on how to improve the detection performance of spectrum sensing technology.
本文针对如何提高频谱感知技术的检测性能展开全面研究。
Then, three aspects of spectrum sensing are studied, including sensing requirements, sensing function and sensing plan.
然后，从三个方面对频谱感知进行了研究，包括频谱感知要求，频谱感知功能和频谱感知方案。
This idea sheds a light to the more general multi-resolution spectrum sensing problem, and is of practical significance.
贝叶斯推理的多信道频谱感知方法也是多分辨率频谱感知的基础，具有重要的应用价值。
In the spectrum sensing, this article first make a detailed description and analysis of the existing algorithms from the principle.
在频谱检测技术方面，本文首先从原理上对现有算法进行了详细说明和分析。
In the third chapter, we studied cognitive radio network architecture and put forward a new network model with a spectrum sensing layer.
在第三章中，主要对认知无线电的网络架构进行了研究，提出了具有频谱检测层的网络模型。
This dissertation mainly studies the compressive sensing technology and its application in spectrum sensing for wideband cognitive radio.
本文主要研究了压缩感知技术及其在宽带认知频谱感知中的应用。
Spectrum sensing technology is the key integrant in Cognitive Radio, is the basis and precondition for implementation of Cognitive Radio.
频谱感知技术是认知无线电的关键技术，是实现认知无线电的前提和先决条件。
To achieve spectrum holes detection in cognitive satellite communication, six spectrum sensing methodologies are introduced and compared.
以实现卫星认知无线通信中频谱空穴探测为目的，列举并比较了目前用于频谱感知的六种算法。
In cooperative spectrum sensing networks, the performance of the spectrum sensing is influenced by the sensing time and data fusion scheme.
在协作频谱感知网络中，感知时间和数据融合准则均影响着感知性能。
Spectrum sensing technology is a key component of cognitive radio whose function is to find out the empty frequency bands quickly and reliably.
频谱检测是感知无线电的关键技术之一，要求感知用户可靠、快速地检测频谱空洞。
Spectrum sensing is one of the key technologies in cognitive radio, and cooperative spectrum sensing can improve the spectrum sensing performance.
频谱感知是认知无线电系统的关键技术之一，协作频谱感知能够提高频谱感知性能。
Now the research on spectrum sensing technology was mainly focused on the field of single node spectrum detection and multi-node spectrum detection.
当前对频谱感知技术的研究主要集中在单节点频谱检测和多节点合作频谱检测方面。
Accordingly, statistical characteristic of spectrum availability is induced and spectrum sensing results is formulated as a discrete time Markov chain.
并由此推导出频谱可用性的统计规律，将频谱感知结果建模为离散时间马尔科夫链。
In addition, some relevant problems about the spectrum sensing mechanism are studied with the emphasis on the adjustment and optimization of detection period.
另外，本文还研究了认知无线电的频谱检测机制问题，重点在于检测周期的调整和优化方面。
This paper has studied on spectrum sensing technology, one of the key technologies of cognitive radio systems, and its application of wireless body area networks.
本文研究了认知无线电关键技术之一的频谱检测技术，并对频谱检测技术在无线体域网中的应用进行了分析。
Through the spectrum sensing and cognitive engine technology, the characteristics of narrowband interference signal is extracted, which is the rule to design the trap filter.
通过频谱感知和认知引擎技术提取窄带干扰频谱特征作为陷波器的设计依据。
But Google in its letter urged the FCC to adopt a series of overlapping technologies, including 'spectrum sensing,' designed to prevent signals from interfering with each other.
但谷歌在信中敦促FCC采用“频段感应”等一系列旨在防止信号互相干扰的交叉技术。
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