Cognitive Radio and Software Defined Radio.
认知无线电与软件无线电。
That, at a very general level, defines cognitive radio.
通常意义上讲，这就是认知无线电。
Cognitive radio is proposed as an efficient method to resolve this problem.
认知无线电的提出成为当下解决频谱资源稀缺的一个有效方法。
A new technology called cognitive radio has been proposed to solve this problem.
为了解决这一问题，学者们提出了认知无线电的概念。
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。
Cognitive radio is interested because this technique can increase spectrum efficiency.
认知无线电技术因其提高频谱利用率的能力而广受关注。
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。
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。
Efficient and reliable detection of spectrum holes is an important technology for cognitive radio.
高效、可靠地检测频谱空洞是认知无线电研究的重要技术。
Therefore, power control of cognitive radio system can be seen as an issue of non-cooperative game.
因此，可以将认知无线电的功率控制问题看作一个非合作的博弈问题。
Full cognitive radio takes into account all parameter that a wireless node or network can be aware of.
充分认知无线电考虑所有参数无线节点或网络可以知道。
As a key technique of Cognitive Radio (CR), cooperative sensing has become a hotspot worthy of research.
协作感知技术作为认知无线电技术的关键技术成为近些年研究的热点。
The main contents of this thesis is spectrum allocation of dynamic spectrum management in the cognitive radio system.
本论文研究的主要内容是认知无线电系统中动态频谱管理的频谱分配问题。
Cognitive radio has both the ability to sense the spectral environment and the flexibility to adapt transmission parameters.
感知无线电可以自动感知外界的无线环境并能调整系统参数以适应环境的变化。
Cognitive Radio (CR) is an intelligent wireless communication system, whose intelligence mostly comes from the cognitive engine.
认知无线电(CR)是一种智能的无线电通信系统，其智能主要来自于认知引擎。
A novel adaptive ultrawideband (UWB) narrowband interference suppression method is presented based on cognitive radio (CR) theory.
提出了一种基于认知无线电的自适应超宽带(uwb)窄带干扰抑制方法。
In addition, an application scenario of OFDM-based TDCS, signalling exchange in the cognitive radio context, is proposed in this paper.
此外，本文提出了基于OFDM的TDCS的一种应用场景-认知无线电中的信令交换。
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。
Secondly, the uncertainty during the process of the spectrum detection is caused by the random of the channel in the Cognitive Radio network.
其次，在认知无线电网络中，由于信道的随机性，造成频谱检测过程中的不确定性。
From the perspective of characteristic in cognitive radio, this thesis develops a deep research on power control in cognitive radio networks.
本文从认知无线电技术特性出发，对认知无线电网络中的功率控制算法进行了较为深入的研究。
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。
The selection of control channel in cognitive radio is essential because the control channel has to coordinate all the secondary users via spectrum holes.
因认知无线电通过频谱空洞作为控制信道并且控制信道承担传输全部从用户控制信息，所以控制信道的选择处于重要地位。
The selection of control channel in cognitive radio is essential because the control channel has to coordinate all the secondary users via spectrum holes.
因认知无线电通过频谱空洞作为控制信道并且控制信道承担传输全部从用户控制信息，所以控制信道的选择处于重要地位。
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