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信号处理系列导航，如：用短时傅里叶变换进行声音处理,Signal processing series of navigation, such as: use of short-time Fourier transform for audio processing
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本设计采用TMS320F28234 DSP芯片，设计了一台音频频率数字扫频仪。系统由扫频信号产生及调理模块、帯阻网络模块、幅频特性测试模块、数字幅频均衡模块以及人机交互模块组成。扫频信号由DSP内部PWM模块产生经外部有源低通滤波器进入带阻网络。应用数字信号处理技术在 DSP内部实现幅频特性测试，测试结果通过DSP的SCI在电脑显示器上显示，幅频均衡部分利用利用Matlab和基本部分中测得的陷波特性得出均衡算法中的滤波器的系数和阶数，然后在DSP内部对帯阻网络实现了均衡，完成了要求的各项指标。-
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Beagle Board 是一种开放硬件的单板计算机,能够以合理的速度运行 Linux,同时保持价格低廉。建立MATLAB的simulink模型来模拟Beagle Board的硬件支持。-The BeagleBoard (www.beagleboard.org) is a low-cost, single-board computer designed for audio, video, and digital signal processing.
With R2012a, Simul
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Signal Processing is the process of measuring, manipulating or analysing information.
Signals of interest include biomedical data, audio, still or moving images, radar, and
even DNA. Filtering techniques can be crucial in revealing and interpreting
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As general-purpose computers became faster, they started to take over the role of dedicated hardware for all but the most specialized and computer-intensive operations. With the fast computers and signal processors available in the digital image proc
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