ADPCM

In this paper, we give a new speech coding algorithm based on ADPCM.

为了实现本论文的目的, 本论文设计了一种基于ADPCM编码算法 的新型语音编解码算法.

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The master clock can be asynchronous with PCM data side clock or ADPCM data side clock. Using an 8-depth async FIFO solves the synchronization and exchange of data be-tween different clock domains.

主时钟与PCM数据端时钟或ADPCM数据端时钟可以是异步的，不同的时钟控制范围内的数据同步或交换是通过一个深度为8的FIFO来实现的；

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The STFT was adopted to ameliorate the ADPCM.

ADPCM的改进使用短时傅立叶变换(STFT).

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ADPCM source code, those in need, as a reference to the past.

ADPCM源码, 有需要的人, 就来当作参考把.

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The Programming of Compressing Speech ADPCM Data to 4 Bit Coding

语音的ADPCM四位码压缩程序

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This article introduce a method to integrated following functions in a single module: DTMF/ MFC Codec, 2:1 ADPCM speech Codec, IVR, recorder, telephone conference, all these could work simultaneously in 32 channels.

本文提出了一种方案，可以在一个模块上实现32路DTMF/MFC信号的接收、发送，ADPCM语音压缩解压缩、IVR、录音，电话会议。

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We use Subband ADPCM ( SB ? ADPCM ) algorithm to compress the vibration signal data which achieves 6∶1 compression ratio.

对所采集到三维振动信号用多子带ADPCM算法进行压缩,数据压缩倍数达到六倍.

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This paper proposes a new method of interframe ADPCM Coding based on MSEP of last field, which gives design parameters of three predictors and five quantizers by five typical image.

本文给出一种新的利用前场预测均方误差的帧内ADPCM编码方法，该方法根据五幅典型图象，给出三种预测器，五种量化器的设计参数。

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This paper develops a voice compress algorithm-SB-ADPCM ( Sub Band-adaptive Differential Pulse Code Modulation ).

论述了计算机数字录音技术中的语音压缩算法 — SB-ADPCM ( Sub Band -AdaptiveDifferentialPulseCodeModulation ) 方法.

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ADPCM voice compression process.

ADPCM语音压缩程序.

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The DSP-ADPCM voice encoder is a new product of the Institute of Image and Graphics of Sichuan University, which is used for collecting and playing voices.

DSP-ADPCM语音采集压缩卡是四川大学图形图象研究所新研制的集语音采集和回放功能于一体的硬件设备。

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Study on the ADPCM Encode and Decode System Based on DSP

基于DSP的ADPCM编译码系统研究

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