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电力载波
过零检测 BPSK 高速 三种扩频码任意选择
-Zero-crossing detection of power line carrier spread spectrum BPSK code arbitrary choice of three high-speed
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自己总结的关于认知无线电频谱感知中，能量探测频谱感知技术的文献。均从IEEE下载，适合初学者。-Reviewed their perception on cognitive radio spectrum, the energy detection spectrum sensing technology literature. Were downloaded from the IEEE, suitable for beginners.
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本装置采用单相桥式DC-AC逆变电路结构，以TI公司的浮点数字信号控制器TMS320F28335 DSP为控制电路核心，采用规则采样法和DSP片内ePWM模块功能实现SPWM波。最大功率点跟踪（MPPT）采用了恒压跟踪法（CVT法）来实现，并用软件锁相环进行系统的同频、同相控制，控制灵活简单。采用DSP片内12位A/D对各模拟信号进行采集检测，简化了系统设计和成本。本装置具有良好的数字显示功能，采用CPLD自行设计驱动的4.3’’彩色液晶TFT LCD非常直观地完成了输出信号波形、频谱特性的在线
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Unnikrishnan, Veeravalli - 2011 - Cooperative spectrum sensing for primary user detection in cognitive radio
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以MO51为主控，检测音乐的频率，通过串口打印出来-In MO51 as a Master, the frequency of detection of music, printed out through the serial port
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There are cycle detection, periodic testing, Is the basis of the signal processing, Energy spectrum analysis and calculation.
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A one-dimensional transfer matrix method to calculate the phonon crystal structure, There are cycle detection, periodic testing, Analysis of the signal time domain, frequency domain, cepstrum, cyclic spectrum, etc.
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