搜索资源列表
armtest
- 实现音频采集和频谱分析的程序， 包括录音，回放，显示波形，FFT频谱。 自己写的，所以比较简陋了，仅供参考。-Audio acquisition and spectrum analysis procedures, including recording, playback, display waveform, FFT spectrum. Wrote it myself, so it is a simple comparison.
BispectrumWavelets
- 用双谱和小波变换去除信号中加性高斯噪声的相关程序 1.实现单个变量的双谱分析程序 2.用傅立叶反变换求自相关函数的程序 3.用fft求取喜好频谱、功率谱、均方根谱、对数谱的程序 4.读取.wav语音信号后用小波去加信白噪声的程序 5.用各种小波和阀值对同一信号去加性噪声效果比较的程序 -Double-spectral and wavelet transform to remove the signal plus Gaussian noise procedures 1. T
MatureVoice
- 录音音频，用来从话筒去录制音频。比较不错-Recording audio, used to record audio from the microphone. Comparison of good
lvbo
- 对音频信号进行几种滤波，有汉明窗，切比雪夫，巴特沃斯等。可以输出时域和频域的对比图。-Several of the audio signal filtering, there is Hamming window, Chebyshev, Butterworth and so on. Can output time domain and frequency domain comparison of Fig.
11
- 音响系统的USB接口开发分析及主流芯片比较。越来越多的音响系统采用USB接口标准，同时市场上出现了各种USB芯片方案，如何选择合适的芯片方案来设计系统具有一定挑战性，设计工程师需要了解USB音响系统的架构、USB主流芯片的功能特性、控制模块的设计。-USB audio system interface chips mainstream development analysis and comparison. An increasing number of audio systems using
voice-and-audio-encoding-format-with-the-standard-
- 常见的语音与音频的编码格式与标准的比较，如gsm,speex,mp3,pcma,pcmu,g726等-Common voice and audio encoding format with the standard of comparison
Butterworth
- 巴特沃斯滤波器的MatLab代码实现，可以对一段音频进行滤波，与其他滤波器进行对比-Butterworth filter of the MatLab code for implementation can be some audio filtering, comparison with other filters
wang_nian_li
- 万年历（包括EEPROM、阴阳历对比、音频的录音和放音）-Calendar (includes EEPROM, lunisolar comparison, audio recording and playback)
The-measuring-of-vehicle-speed-and-spread-of-axies
- 电路中使用了锁相环音频译码器LM567。LM567是一种模拟与数字电路组合器件，其电路内部有一个矩形波发生器，矩形波的频率由5、6脚外接的R、C值决定。输入信号从3脚进入LM567后，与内部矩形波进行比较，若信号相位一致，则8脚输出低电平，否则输出高电平。8脚是集电极开路输出，使用时必须外接上拉电阻。 将LM567第5脚上幅值约为4V的标准矩形波，通过R1引至三极管VT1的基极，使接在VT1发射极的红外线发射管导通并向周围空间发出调制红外光。-PLL circuit used in the
sbc
- 蓝牙SBC标准音频压缩算法的c实现可以直接在工程完成WAV文件的编解码并对比-Bluetooth SBC standard audio compression algorithm c implementation can be completed directly in the project, and WAV files codec comparison
my
- 对音频进行加噪滤波，然后比较处理性能。加高斯白噪声，不同滤波器进行滤波比较。-Adding noise to the audio filter, and then compare the processing performance. Adding Gaussian white noise, filtering comparison of different filters.
audioretrieval-paper
- The basis for this comparison is a song’ s musical ‘ fingerprint’ , which is computed by clustering a set of spectral features represented by the Mel-Frequency Cepstral Coefficients (MFCC) of the audio signal. This fingerprint not onl
falabaac-v1.1.0.135.tar
- 新的AAC编码器，最高频宽达到20KHz,里面有与FAAC,neroAAC及经典的mp3编码lame编码后的音频时频图的比较，从时频图和听觉上，falabaaac都要稍好一些 支持windows与linux平台 更多代码及详细可访问 code.google.com/p/falab-New AAC encoder bandwidth up to 20KHz, which has a frequency diagram comparison with of FAAC,
BinaryDifference
- A fast & simple tool to compare two binary files, focusing on small sequences of added or removed bytes. The main purpose was to detect changes in an audio transmission, resulting from the clock drift of several gateways the audio stream was passed t
rcosflt_Jamming
- 1、根据干扰总功率要求，在PSK调制信号带宽内产生单音干扰和多音干扰信号，并叠加到产生的信号源上。 2、将收到干扰的信号进行频率搬移到基带，然后通过匹配滤波器以及解调过程得到信息，统计误码率并与真实信息的解调误码率进行对比，评估音频干扰对PSK信号的干扰效果。 -1, according to the total power requirement of interference generated tone signal interference and multi-tone inte
audiowatermarking
- 基于小波域变换的数字音频水印算法，该算法对音频信号实施小波变换，对精细分量的能量进行比较，根据能量比较的结果及水印比特，结合人类听觉系统，采取缩小或不改变精细分量能量的方法，在精细分量中嵌入水印。-Base on DWT of the digital audio watermarking algorithm，the audio signalhas been transformed by DWT, the energy of detail coefficient of the first thre
tree-structure-filter-bank
- MATLAB仿真设计树形结构滤波器组 并将原来语音文件与滤波接收后的问价进行对比 能实现功能-MATLAB Simulation design tree structure filter bank and the original audio file and filter asking price after receiving comparison function can be realized
noise_reduction
- 设计音频降噪算法，并用MATLAB仿真实现。 1）读入一段音频后添加噪声，必须包括两种不同的噪声，信噪比：0dB~10dB； 2）分别采用滑动平均滤波器，直接频域滤波，以及谱分析后设计滤波器滤波三种方法实现，并对比效果。 3）给出各种方案的设计依据、代码、频响曲线，以及输入输出对比图。-Audio noise reduction algorithm design, and use MATLAB Simulation. 1) Read after adding noise int
testcoder_pm2n5b
- Using MATLAB programming MP4 video conversion program that supportsgYxQau format and formatgUrYceo conversion, access is built on top of this, the best learning program MP4 audio and video data decoding -Using MATLAB preparedVoPeTx neural network
mirhuqrf
- 基于matlab GUI界面设计,DaNoNta参数可以动态调节运行环境的参数，DC-DC部分采用定功率单环控制，应用小区域方差对比，程序简单，mvdQIcl条件对于初学者具有参考意义，实现了对10个数字音的识别程。- Based on matlab GUI interface design, DaNoNta parameter Can dynamically adjust the parameters of the operating environment, DC-DC power sin