Digital Signal Processing
Digital signals are signals which are sampled in time (“discrete time”) and quantised...
Digital signals are signals which are sampled in time (“discrete time”) and quantised...
Intensive development of digital technologies coincided in time with the beginning of the new era in telecommunications. It made possible to formalize...
The next avatar of the Internet will revolutionize our world. In time, it will provide us a universal remote control, enabling us to monitor and contr...
Radio frequency identification (RFID) is gaining in popularity, especially as we find ourselves in this communications age and headed towards a ubiqui...
目的:自主研制一款超聲手術(shù)刀電源控制系統(tǒng),以減少能量的消耗,維持手術(shù)刀的正常溫度。方法:對超聲換能器在諧振附近的等效電路建立模型,并設(shè)計基于數(shù)字信號處理(DSP)的超聲手術(shù)刀的硬件控制系統(tǒng)。結(jié)果:經(jīng)對電源控制系統(tǒng)的電路和工作性能測試,生成的電流和電壓的有效值等參數(shù),能夠及時調(diào)整電源的頻率,并達到預(yù)期...