搜索资源列表
equalization
- 实现数字音频信号的幅频均衡，采用了lms算法和rls算法，有MATLAB的simulink模型，和m文件，还有部分c程序，已经本人完全测试过。-Digital audio signal of the amplitude-frequency equalization, using lms algorithm and rls algorithms, there are MATLAB-simulink model, and the m file, as well as part of the c pr
bss_oracle_1.0
- 音频库，包括短时傅里叶变换，信干比计算等-Audio library, including the short-time Fourier transform, signal to interference ratio calculation
MATLAB
- 实现音频信号的输入和对其进行时域与频域的分析-To achieve the audio signal input and its time domain and frequency domain analysis of
watermarking
- 对音频信号分帧加窗,对每帧进行三阶小波变换,取其逼近系数平均值(一般为零).在此嵌入二值图像 并有对潜入水印信号进行盲检,恢复其嵌入水印-Sub-frame of the audio signal increases the Hamming window for each frame impletment third-order wavelet transform, whichever is close to the average coefficient (usually zero). a
audiosteg
- segmenting the audio signal using this m file
DE2_i2sound
- 基于FPGA的音频信号A/D转换，适用于DE2开发板。-FPGA-based audio signal A/D conversion, for DE2 development board.
AnalogVoiceSignal
- 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图。 -Observing real-time analog signal (voice) of the spectrum collected with the audio devices section of
SignalSpectrumAnalysis
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 2. 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis
FrequencyDomainAnalysisOfTheSystem
- 信号频谱分析 1. 观测已知方波信号、正弦波信号的频谱 分析频率为4KHz、8KHz的占空比为50 的方波信号、正弦波信号的频谱。记录所得频谱图。 观测实时模拟信号（语音）的频谱 用音频设备采集一段语音，将语音存为.wav格式。对wav文件作分段傅里叶变换分析。语音是分音节的，应把它分段分析，而且实际运用中的数字信号处理的FFT的点数是有限的，一般只能达到千点。用傅里叶反变换IFFT，从频域恢复信号。画出频谱图和语音波形图-Signal spectrum analysis 1.
audio
- 对一段音频文件进行了一系列的操作，诸如设置一个低频滤波。-processing an audio signal, such as filtering it with a Lowpass frequency filter.
BeatDetector
- This unit finds beat in audio signal (DSP)
audio_bargraph
- Allows to display an audio bargraph (peak meter and vu meter) of a HD-SD SDI embedded audio signal .
DecodeMagStripe
- Decoding the signal from magnetic stripe card or ticket using just a simple magnetic head connected to a microphone jack. Recording an audio WAVE file, and then this information can be decoded by the 2 programs included. First program dab.c deco
Introduction_to_Digital_Audio_Signal_Processing_B
- Audio signal processing material
MSP430_Record
- 以msp430单片机为平台，采集语音信号并进行压缩解压处理，然后无失真的输出-To msp430 microcontroller platform, gathering and compression decompression audio signal processing, and output without distortion
stegnography
- Data hiding in the still image presets a variety of challenges that arises due to the way human visual system (HVS) works and the typical modifications that image undergoes. Additionally, still images priced a relatively small host signal in which to
AGC
- AGC algorithm is used to automatically adjust the speech level of an audio signal to a predetermined value (normally used unit is in decibel or db ) so that subsequent processing operates on signals within a specified dynamic -AGC algor
DSP_based_audio_signal_analyzer_design
- 基于DSP的音频信号分析仪设计:一个期刊论文，音频分析系统在众多领域均有广泛的应用，此系统以TI的DSP芯片TMS320F2812作为控制牙口运算的核心，实现对频率范围在20 Hz～10 kHz的音频信号进行成分分析．-DSP-based audio signal analyzer design: a journal article, audio analysis systems are widely in many fields of application, the system in or
filterbank_for_speech_signal
- A speech signal filterbank, using melscale frequency and framebanking.- 1. For speech signal can be represented as a discrete sequence of frames (or feature vectors) that can be used as the input to a speech recogniser. Important ideas and technique
audio
- matlab code for audio signal