| 低功耗微型三传声器阵列语音采集系统设计 |
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| 引用本文： | 张国先,梁维谦,袁坤,张春.低功耗微型三传声器阵列语音采集系统设计[J].电声技术,2009,33(2). |
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| 作者姓名： | 张国先 梁维谦 袁坤 张春 |
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| 作者单位： | 1. 清华大学微电子学研究所,北京,100084;清华大学信息技术研究院语音语言技术中心,北京,100084
2. 清华大学电子工程系,北京,100084;清华大学信息技术研究院语音语言技术中心,北京,100084 |
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| 摘 要： | 基于低功耗单片机MSP430F427和USB2.0控制器CY7C68013,开发了一种面向三传声器阵列的语音数据采集系统.讨论了如何实现3路语音数据的同步采集、存储,以及USB2.0数据回传及后处理等问题.本系统具有体积小、功耗低、可扩展性好的特点.
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| 关 键 词： | 传声器阵列 低功耗 |
Design of Low Power Small Microphone Array Speech Data Acquisition System |
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| ZHANG Guo-xian,LIANG Wei-qian,YUAN Kun,ZHANG Chun.Design of Low Power Small Microphone Array Speech Data Acquisition System[J].Audio Engineering,2009,33(2). |
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| Authors: | ZHANG Guo-xian LIANG Wei-qian YUAN Kun ZHANG Chun |
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| Institution: | 1.Institute of Microelectronics;Tsinghua University;Beijing 100084;China;2.Department of Electronic Engineering;3.Tsinghua National Laboratory for Information Science and Technology;China |
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| Abstract: | A design of low power small microphone array speech data acquisition system using MSP430F427 and CY7C68013 is described.The method to acquire and store three channels data synchronously is discussed.The problem of USB2.0 data communication and data post-disposal is assressed.The system is low power consumption,small size and good expansibility. |
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| Keywords: | USB2 0 |
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