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A_LAW(u_LAW)PCM
- 线型PCM与A律和u律对数PCM相互转换的C++代码。-A linear PCM with the law and the law on several u PCM conversion of C code.
alaw
- 使用VHDL实现通信脉冲编码调制(PCM)中的a律转换,并实现串并、并串转换。-Use VHDL to achieve communication pulse code modulation (PCM) of a law conversion, and to achieve and string, and string conversion.
PCM_model
- pcm的编码与译码,适合通信专业的同学,代码很清楚明了-pcm encoding and decoding for communications professional students, the code was clear and
pcm_a
- 一种 A律PC M编码的 简化方法 .rar-A law PCM encoding a simplified method. Rar
pcm
- 使用javascr ipt仿真PCM编译码,A律绘图分析-Javascr ipt simulation for PCM encoding and decoding, the mapping analysis of A law
Pulse-Code-Modulation
- 脉冲编码调制(PCM,Pulse Code Modulation)是一种将模拟语音信号转换成数字信号的编码方式,从数学上来看,量化过程就是把一个连续幅度值的无限数集合映射成一个离散幅度值的有限数集合,编码就是用一组二进制数来表示这些映射后的有限数。 国际标准化的PCM采用折叠二进制码,符合长途电话质量。根据量化方法的不同,PCM 可分为均匀量化PCM 和对数PCM 两大类,对数PCM中,A律和μ律编码都已被定为国际标准。 本程序实现了A律、μ律以及均匀量化三种PCM,
pcm
- 一。产生长度为500的零均值,单位方差的高斯随机变量序列,用均匀pcm的方法用16电平进行量化:1)求所得的SQNR,该序列的前5个值,相应的量化值和相应的码字。2)画出量化误差(定义为输入值和量化值之间的差),同时 画出量化值作为输入值的函数的图。3)用128量化电平数重做2)题, 比较结果。 二。产生一个长度为500,按N(O,1)分布的随机变量序列,分别用16,128量化电平数和u=255的u律非线性进行量化,画出每种情况下量化器的误差和输入-输出关系,并求SQNR. 三。长度为5
Student
- A律PCM编码以及译码,CVSD编码以及译码,应用于通信系统实验-A-law PCM codec, CVSD codec
pcm
- PCM编码/解码的实现,采用A律13折法进行量化和编码/解码。-PCM encoding/decoding implementations, using A-law 13 to quantify the folding and encoding/decoding.
pcm-cPP
- A律pcm编译码,编译码直接放到文件中,pcm编码的过程包括抽样,程序采用30个采样值;量化,量化台阶的变化要考虑四连的情况-Pcm A-law codec, codec file directly into, pcm encoding process including sampling, 30 samples using the program quantify, quantify the level of change to consider the case of four with
pcm-mix
- 将2路PCM编码语音文件(A律或U律)合并成一路PCM编码语音文件的VC6.0工程。-Mixing 2 way PCM format file(a-law or u-law) into one PCM format file.
PHONE
- 在PC环境下开发语音采集、压缩、打包、网络传输、接收存储、声音回放等单向通信功能,编写简单界面;采样率:8KHZ,存储基本数据格式:单通道A律PCM,录音数据源:pc MIC接口,自行制定通信协议,采用UDP传输、pcm语音帧长40ms;-Development of voice in the PC environment, acquisition, compression, packaging, network transmission, reception, storage, sound p
PCM-A
- 关于PMC的A律编码,易于学习和理解,希望大家认真观看,能对大家学习PCM起到一定作用-A-law encoding on PMC
pcmcode
- 律u律pcm编码 若输入A律PCM编码器的正弦信号为x(t)=sin(1600πt),采样序列为x(n)=sin(0.2πn),n=0,1,2,…,10,将其进行PCM编码,求出编码器的输出码组序列y(n)。 要求:1) 直接采用A律扩展器函数求解上述问题。 2)使用13折线法近似A律PCM 求解上述问题。 3)计算量化误差。-Law a law pcm coding If the input A-law PCM encoder is sinusoidal signal
PCM
- Implementation and Signal to Quantize noise ratio (SQNR) in Pulse code modulation using Matlab. Also compared A-law, u-law, companding.-Implementation and Signal to Quantize noise ratio (SQNR) in Pulse code modulation using Matlab. Also compared A-la
pcm
- 对语音信号进行脉冲编码调制,采用A律13折线-Voice signal pulse coding modulation, using A Law 13 polyline
qomec
- 将输入A律PCM编码器的正弦信号采样,进行PCM编码,求出编码器的输出码组序列,-Will enter A law PCM codec sine signal sampling, PCM coding, the output of the encoder block sequence,
firsjnagstyles
- 将输入A律PCM编码器的正弦信号采样,进行PCM编码,求出编码器的输出码组序列,-Will enter A law PCM codec sine signal sampling, PCM coding, the output of the encoder block sequence,
pcm A律
- pcm编码A律Simulink和MATLAB(PCM in the communication system to complete the voice signal digital function, and its implementation mainly includes three steps to complete: sampling, quantization, coding. The binary representation of time discrete, amplitud
xfyyk
- Will enter A law PCM codec sine signal sampling, PCM coding, the output of the encoder block sequence,