6 月 082006
AN advanced 32Kbit/s adpcm coding to transmit speech and high-speed voiceband data.
一个用于语音传输和高速语音频带数据流的先进型32KBIT/SADPCM译码器.
先解释一下 voiceband, the Bandwidth of a standard telephone line. Also known as low bandwidth.
这个单词翻译为语音频带,一种具有适于传输语音信号的带宽的,通常是300Hz或者500Hz 到3400Hz .