2012TI电子设计大赛——微弱信号检测装置
微弱信号检测装置 四川理工学院 刘鹏飞、梁天德、曾学明 摘要: 本设计以TI的Launch Pad为核心板,采用锁相放大技术设计并制作了一套微弱信号检测装置,用以检测在强噪声背景下已知频率微弱正弦波信号的幅度值,并在液晶屏上数字显示出所测信号相应的幅度值。实验结果显示其抗干扰能力...
微弱信号检测装置 四川理工学院 刘鹏飞、梁天德、曾学明 摘要: 本设计以TI的Launch Pad为核心板,采用锁相放大技术设计并制作了一套微弱信号检测装置,用以检测在强噪声背景下已知频率微弱正弦波信号的幅度值,并在液晶屏上数字显示出所测信号相应的幅度值。实验结果显示其抗干扰能力...
Abstract: Many industrial/scientific/medical (ISM) band radio frequency (RF) products use crystal oscillators to generate areference for the phase-l...
Recently a new technology for high voltage Power MOSFETshas been introduced – the CoolMOS™ . Based on thenew device concept of charge co...
This paper presents a space vector modulation(SVM)-based switching strategy for a three-level neutral point clamped (NPC) converter that is adapted as...
Who has never experienced oscillations issues when using an operational amplifier? Opampsare often used in a simple voltage follower config...