The transfer characteristics of basic VMOS differential input stage are analyzed, a VMOS operational transconductance amplifier which has good linearity and tunable transconductance is presented.
分析了VMOS基本差动输入级的传输特性，提出一种高线性度的跨导可调v MOS跨导运算放大电路。
2
The second system is tunable laser light source based on semiconductor optical amplifier(SOA), light output power and signal-to-noise ratio are improved effectively;