搜索资源列表
nannvshengshibie
- 本文通过对男性和女性声音的语音特征的研究，发现男女声的基音频率存在较大的差异，并设计了基于基音频率分析的男女声识别系统。男女声识别系统由以下三个模块电路构成：话筒放大器，低通滤波器，半波整流电路，单片机测量控制模块。话筒放大器采用NE5532P音前置芯片，对语音信号进行放大；八阶低通滤波器MAX293完成基音信号的提取；单片机STC12C5410AD实现频率测量和控制输出功能。经仿真与电路实测，男女声的识别效果良好。-In this paper, the voices of male and f
Speed-Control-of-DC-Motors-and-Controlled-Rectifi
- Speed Control of DC Motors and Controlled Rectifier DC Drives
pwm-rectifier
- this file includes PWM rectifier document
Predictive
- Predictive direct power control (P-DPC) applied to voltage source pulse-width-modulation (PWM) rectifier was introduced in this paper. Based on the model of power prediction, voltage vectors were selected according to minimizing power errors
01528996
- Study on Mathematical Model and Lyapunov- Based Control for Three-Phase Four-Wire Three- Level NPC Voltage-Source Rectifier