搜索资源列表
232pc
- 将11520采样率(可用cooledit得到)的wav文件转换为可供串口播放的PWM文件,用windows的超级终端或者串口调试器发送到串口便可以用接在串口TxD和GND之间的喇叭听到-sampling rate of 11,520 (cooledit be available) to wav file conversion for serial PWM broadcast documents, with the Super Terminal windows or serial debuggin
jiyinjiance20070407
- 1. 对给定语料估计其基音周期。 要求用MATLAB语言实现有关基音检测算法,并给出检测结果。2. 实验语料:aoYiSheng.raw 发音:“茅以升”;时长0.9s;采样率:8kHz;量化精度为16bits/sample;数据格式 LSB,MSB分析帧长:20ms(160样点)总帧数:45-1. Corpus right to set its estimated Pitch. Asked to use MATLAB the pitch detection algorithm, and
Sampling
- 显示采样率的GUI源码,包括理想采样,零阶保持采样,和其他一些方式。对于学习和理解采样定理很有帮助
BPSK
- %BPSK载波调制信号的生成及其频谱分析 %输入:数据率/仿真时间/中频载波频率/系统采样率 %输出:BPSK信号的时域波形及其频谱
filterECG
- 是,关于ECG信号特征提取采样率为256Hz的ECG数据设计的滤波器
几种编码方式
- A. 产生一个长为1000的二进制随机序列,“0”的概率为0.8,”1”的概率为0.2;B. 对上述数据进行归零AMI编码,脉冲宽度为符号宽度的50%,波形采样率为符号率的8倍,画出前20个符号对应的波形(同时给出前20位信源序列);C. 改用HDB3码,画出前20个符号对应的波形;D. 改用密勒码,画出前20个符号对应的波形;E. 分别对上述1000个符号的波形进行功率谱估计,画出功率谱;F. 改变信源“0”的概率,观察AMI码的功率谱变化情况;-have a length of 1,000
samrate_change.rar
- 采样率转换程序。可以任意转换不同采样率的音频信号。程序中有注释。,Sampling rate conversion process. Can be a different sampling rate conversion of audio signals. Proceedings have the Notes.
simu
- 生成GPS中频数字信号,卫星数2,为1和11号卫星,信噪比,采样率可调,目前采样率5M,请在linux下运行,先阅读readme,按照步骤进行-IF digital signal to generate GPS satellite number 2, for 1 and 11 satellites, signal to noise ratio, adjustable sample rate, the current sampling rate 5M, please run under linux
FTselective
- 参数时变信道的频率选择性和时变性。BPSK符号率=512b/s,采样率=16个采样/s,a1(t) 和a2(t) 为多普勒带宽=16Hz。结果为符号间干扰。-Parameters of time-varying channel frequency selectivity and time-variant. BPSK Symbol Rate = 512b/s, sampling rate = 16 samples/s, a1 (t) and a2 (t) as the Doppler bandwi
code
- 用Matlab进行BPSK系统发送、接收端的仿真,含有发送端、AWGN信道、匹配滤波、下采样、解调、计算不同信噪比下的误码率,并绘制BER曲线-Matlab simulation of BPSK receiving system,including AWGN channel, match filter, down sample,demodulation and BER calculation
gps11
- 基于采样率变换和循环卷积的GPS信号快速捕获。提出了一种适用于GPS软件接收机的C/A码和多普勒频移的快速捕获算法。该算法结合了采样变换FFT和时域卷积两种方法,提高了捕获速度和多普勒频移的精度。-Based on the sampling rate conversion and fast circular convolution of the GPS signal capture. Presents a GPS receiver software for C/A code and Dopple
modulation-and-demodulation-
- 调制解调中接收端中频采样原理及实现方式,可得到接收机采样率及中频信号频率间的关系。非常有用-Intermediate frequency modulation and demodulation in the receiver sampling theory and implementation can be obtained of the relationship between the receiver sampling rate and the IF signal frequency. Ve
G711G721G723
- G.711算法,它是国际电信联盟ITU-T订定出来的一套语音压缩标准,它代表了对数PCM(logarithmic pulse-code modulation)抽样标准,主要用于电话。它主要用脉冲编码调制对音频采样,采样率为8k每秒。它利用一个 64Kbps 未压缩通道传输语音讯号。 起压缩率为1:2, 即把16位数据压缩成8位。G.711是主流的波形声音编解码器。-G.711 algorithm
SSMP3
- 基于Android平台,写了一个多采样率的WAV格式录音程序,默认保存文件方式是以当前时间加一个随机数,文件保存至SD卡的soundhold文件夹下,详细实现过程请看源码,欢迎各位下载交流!qq:411697447-Based on the Android platform, writing more than one sampling rate WAV format recording program, the default save the file based on the curren
voice.c
- 设置录音格式,录音质量,通道数,录音采样率等内容-Set the recording format, audio quality, channels, audio sample rate, etc.
AD6643_test
- verilog实现AD6643芯片的驱动,用200MHz采样率对A、B两路信号进行采样,可以在chipscope中观察到A路和B路的数字信号,已验证程序正确可用。-Implemented in verilog language AD6643 chip driver with 200MHz sampling rate of A, B two-way signals are sampled can be observed A and B road in chipscope digital signa
XT03-11
- 这个问题的目标是开发一个移动通信瑞利衰落信道模拟器使用方法,基于过滤高斯过程,基于同相正交PSDs,开发仿真代码来生成一个瑞利衰落信号。采样率应该至少1000样本/秒-The goal of this problem is to develop a Rayleigh fading simulator for a mobile communications channel using the method based on filtering Gaussian processes based on
LPC
- lpc改进算法,基于lpc采样率算法研究,用matlab直接运行-Improved bp Algorithm
highp
- 高通滤波器,通带或阻带的截止频率的选取范围是不能超过采样率的一半-High-pass filter
DiffSamplingConvert
- 用于音频信号处理中采样率的转换,matlab代码,可支持不同采样率转换-used as different sampling convert for audio