adaptive differential pulse code modulation(ADPCM)是什么意思

网络释义

用法例句

The principle of G726 ADPCM algorithm and some methods for its real-time implementation based on fixed-point DSP C62x are presented.

讨论了基于数字信号处理器的自适应差分脉冲编码算法在语音采集应用中的实现 。

Combining QPSK and ADPCM in this Paper,the sound signals are coded first through ADPCM.

首先我们把语音信号经自适应差分脉冲编码,得到量化差值二进制数据(速率为fB),以00、01、10、11为基本计数单元(以2位数据为例),对该组数据进行数据分配并计数,得到连续基本计数单元的个数n,用参数n和基本计数单元类型控制调制信号的相位。

In this article,ADPCM-based study and design of synthetic voice chips are completed.

文章作者完成了一种基于自适应差分脉冲编码调制(ADPCM)技术的合成语音芯片的研究与设计,首先将压缩的ADPCM格式的语音信号进行解码,然后利用脉冲宽度调制(PWM)技术将解码后的信号转化为PWM波,直接驱动喇叭发出声音。

In this paper, the principle and architecture of the encoder and the decoder of Adaptive Differential Pulse Code Modulation(ADPCM) are introduced.

介绍了自适应差分脉冲编码调制技术ADPCM的编解码原理和结构,利用硬件描述语言设计并仿真了IMA-ADPCM编解码器及相关电路,以完成语音的录放功能。

Adaptive Differential Pulse Code Modulation (ADPCM) is an effective algorithm of speech coding.

自适应差分脉冲编码调制(ADPCM)采用自适应量化方法和自适应预测方法,对PCM(脉冲编码调制)语音信号进行再压缩,是一种有效的语音信号波形编码压缩方案。

Adaptive Differential Pulse Code Modulation

自适应差分脉冲编码调制

A Method for Decoding Laser-Pulse Series Based on Autocorrelation Matrix Statistic

基于差分自相关矩阵的激光脉冲编码识别

moving area DPCM method

运动面积的差分脉冲编码调制方法

Research of Coded Signal Pulse Compression and Stagger MTI

编码信号脉冲压缩和参差MTI的研究

Three Dimensional Adaptive Prediction of Video Coding Based on LMS

一种基于最小均方差的3D自适应预测视频编码

Performance Analysis of AMC-Based Preceded SM-MIMO System

自适应调制的预编码SM-MIMO性能分析

Study of Photorefractive Adaptive Optical Heterodyne Detection Technology with Pulse Laser;

脉冲激光光折变自适应光外差探测技术研究

Adaptive Nested Scalar Quantization Model for Distributed Wavelet Video Coding

分布式小波视频编码自适应嵌套量化模型

Fractal Coding Based on Krawtchouk Moments and Adaptive Threshold Quadtree

基于Krawtchouk矩的自适应门限四叉树分形编码

Secret Image Sharing Based on Self-adaptive Multi-pixel Encoding

基于自适应多像素编码的可视密图分存

Image Compression Based on Adaptive Multilevel BTC Algorithm

基于多分辨率自适应方块编码的图像压缩

Scheme Design and Synthetic Performance Analysis of Adaptive Turbo Coded Modulation

自适应Turbo编码调制方案设计及综合性能分析

Adaptive Coded Modulation Systems Based on Turbo Codes;

基于Turbo码的自适应编码调制系统

An Adaptive Demodulation Method for MPSK Signals Under Pulse Noise

Alpha稳定分布脉冲噪声下MPSK信号的自适应解调

pulse coding and correlatio

脉冲编码和相互关系

binary pulse-code modulatio

二进制脉冲编码调制

Research and Application on Neural Spiking Coding Based on Order Space

基于序空间的神经脉冲编码研究及应用

The Research on Adaptive Modulation and Coding Based on Orthogonal Frequency Division Multiplexing Systems;

OFDM系统中自适应调制与编码技术研究