文章介绍了一种对语音进行变速不变调处理的系统" 该系统与ADPCM编解码技术相结合!能更精确地检测和分割(音元)!并通过音元的复制和抽取实现了对播放语速的控制!达到了变速不变调的目的"。该系统用FPGA实现!结果表明：采用改进后的音元处理算法!可以大大减少语音处理中所引入的噪声；该算法与ADPCM相结合实现的语音变速系统!具有速度快、占用资源少、芯片面积小和成本低等特点"。,This paper presents a voice for transmission to the same tune

Three dimensional force sensor, analyzes its structure, principle and mathematical model between voltage and strike force, and then use the sensor to detect three-dimensional force size, the hardware part mainly with 8051 single-chip microcomputer to

该程序是基于FPGA的verilog语言的编程，用于检测硬件中的3×3按键的状态信息-The program is a programming language for FPGA-based verilog for status information to detect hardware buttons 33