当前位置:
首页
资源下载
![](/images/right.gif)
搜索资源 - pulse code modulation
搜索资源列表
-
0下载:
基于matlab的数字语音信号的脉冲编码调制源代码。-Matlab-based digital audio pulse code modulation signal source code.
-
-
0下载:
PCM是Pulse code modulation的缩写,它是对波形最直接的编码方式。它在音频中的地位可能和BMP在图片中的地位有点类似吧-Pulse code modulation PCM is the abbreviation, it is the most direct waveform coding. It' s position in the audio may be the status of BMP in the picture is somewhat similar to
-
-
1下载:
Adaptive Differential Pulse Coded Modulation
-
-
0下载:
PULSE CODE MODULATION
-
-
0下载:
飞思卡尔单片机实现PWM脉冲编码调制输出,应用于小型马达控制,智能小车-Freescale MCU PWM pulse code modulation output, used in small motor control, intelligent car
-
-
0下载:
本文着重研究网络中使用的MAC协议对语音传输过程的影响,以及无线传
感器网络中适用的语音编码算法。本文首先综述了现有无线传感器网络中常用
的MAC协议,对这些协议进行了分析比较。提出了一种新的基于TDMA的MAC
协议VR-TDMA,为了测试提出的协议性能,在NS2仿真平台上对该协议进行
了仿真,结果证明该协议具有良好的实时性能。然后研究了几种常用语音编码
算法的性能,通过比较研究,认为ADPCM语音编码算法的性能符合无线传感
器网络应用的要求,并对该算法进行了简化,减少
-
-
0下载:
modulators pulse code modulation
-
-
0下载:
脉冲编码调制PCM实现,编程实现PCM技术的三个过程:采样、量化与编码-Pulse Code Modulation PCM implementation, programming the PCM technology of three processes : sampling , quantization and coding
-
-
1下载:
图像的差值脉冲编码调制,通过预测器中现有系数进行预测,并统计预测误差,再用量化器进行量化-Differential pulse code modulation of the image, through the existing coefficient in the predictor to predict, and statistical prediction error and quantize
-
-
0下载:
JPEG压缩编码的主要步骤有:
1.通过前向离散余弦变换减少图像数据相关性;
2.利用人眼的视觉特性队DCT系数进行量化;
3.使用查分脉冲编码调制对直流系数进行编码;
4.对交流系数进行Z形扫描,使用形成长度编码队交流系数进行编码;
5.熵编码器对上述描述符进行熵编码。-JPEG compression encoding of the main steps are:
1.forward discrete cosine transform to reduce the im
-
-
0下载:
PCM编解码(Pulse-code modulation),即脉冲编码调制)-PCM codec (Pulse-code modulation), Pulse Code Modulation)
-
-
0下载:
matlab编写的PCM脉冲编码调制simulink仿真模型,包含对不同频率语音信号的仿真。-Matlab prepared PCM pulse code modulation simulink simulation model, including the simulation of different frequencies of speech signals.
-
-
0下载:
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
-
-
0下载:
Speech Coding Standards, SIGNAL PROCESSING TECHNIQUES, STOCHASTIC PROCESSES AND MODELS, LINEAR PREDICTION, SCALAR QUANTIZATION, PULSE CODE MODULATION AND ITS VARIANTS, VECTOR QUANTIZATION, LINEAR PREDICTION CODING, etc.
-
-
0下载:
Pulse Code Modulation Technique
-
-
0下载:
脉冲编码调制程序,采用A律和u律,可在GUI中显示变换前后波形区别并播放声音。-A Pulse Code Modulation program based on A-law and u-law. Can display in the GUI waveform before-and-after difference and play the sound.
-
-
0下载:
Pulse code modulation, differential pulse code modulation and delta modulation eplanation and exercises
-
-
0下载:
Abstract— We propose a simple speech compression algorithm
using subband division and ADPCM (Adaptive Differential
Pulse Code Modulation) algorithm. Although speech data are
stored in a semiconductor memory device, its capacity and the
availa
-
-
0下载:
Abstract— We propose a simple speech compression algorithm
using subband division and ADPCM (Adaptive Differential
Pulse Code Modulation) algorithm. Although speech data are
stored in a semiconductor memory device, its capacity and the
availa
-
-
0下载:
Abstract— We propose a simple speech compression algorithm
using subband division and ADPCM (Adaptive Differential
Pulse Code Modulation) algorithm. Although speech data are
stored in a semiconductor memory device, its capacity and the
availa
-