UC知道求翻译 专业英语方面的
来源：百度知道 编辑：UC知道 时间：2024/05/26 06:54:11
【摘 要】当前社会的信息化进程不断加速，多媒体技术的发展吸引了越来越多的关注，作为其中一个重要的分支，语音压缩技术正在人们的社会生活中扮演着愈发重要的角色，人们研究出了各种各样的压缩编码算法，怎样更科学的对语音信号进行采集和压缩编码将成为语音研究领域的一项重要课题。
另一方面，随着数字存储技术的发展，大容量存储设备充斥着电子应用的方方面面。对于嵌入式系统来说，功能的增强，也需要大容量存储设备做支撑。SD卡是一种轻便的大容量的存储设备。它使用方便，工作稳定，可以为嵌入式系统提供大容量的数据存储扩展，使得系统的应用更灵活，功能更强大。本文主要介绍了如何使用凌阳科技SPCE061A为主控芯片，使用SD卡存储器作为存储介质，实现较长时间的语音信号的录制和播放功能。
【关键词】SPCE061A SD卡 录放音
27. SD card based on the voice recorders System Design
Abstract: The current social continuously accelerate the process of informatization, and the development of multimedia technology has attracted more and more attention as an important branch, voice compression technology is the people's social life plays a more important role, people study from a variety of compression algorithms, more scientific on how to voice signal acquisition and voice compression coding research areas will become an important topic.
On the other hand, with the development of digital storage technology, large-capacity storage devices filled with all aspects of electronic applications. For embedded systems, the enhanced functionality, we need to do large-capacity storage device support. SD card is a lightweight high-capacity storage devices. Its easy to use, work stability, for embedded system can provide high-capacity data storage expansion, making the application system more flexible, more