軟件無(wú)線電中數(shù)字下變頻技術(shù)研究及FPGA實(shí)現(xiàn).rar
軟件無(wú)線電(SDR，Software Defined Radio)由于具備傳統(tǒng)無(wú)線電技術(shù)無(wú)可比擬的優(yōu)越性，已成為業(yè)界公認(rèn)的現(xiàn)代無(wú)線電通信技術(shù)的發(fā)展方向。理想的軟件無(wú)線電系統(tǒng)強(qiáng)調(diào)體系結(jié)構(gòu)的開(kāi)放性和可編程...
band技術(shù)資料
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軟件無(wú)線電中數(shù)字下變頻技術(shù)研究
軟件無(wú)線電(SDR，Software Defined Radio)由于具備傳統(tǒng)無(wú)線電技術(shù)無(wú)可比擬的優(yōu)越性，已成為業(yè)界公認(rèn)的現(xiàn)代無(wú)線電通信技術(shù)的發(fā)展方向。理想的軟件無(wú)線電系統(tǒng)強(qiáng)調(diào)體系結(jié)構(gòu)的開(kāi)放性和可編程...
ISM射頻產(chǎn)品的晶體頻率計(jì)算
Abstract: Many industrial/scientific/medical (ISM) band radio frequency (RF) products use crystal ...
MAX2691 L2 Band GPS Low-Noise Amplifier
The MAX2691 low-noise amplifier (LNA) is designed forGPS L2 applications. Designed in Max...
pwm教程
The equal-area theorem●This is sinusoidal PWM (SPWM)●The equal-area theorem can be appliedto realize...
超低功率轉(zhuǎn)換器的控制方案消除開(kāi)關(guān)噪聲
An essential component of a noise-free audio device isa clean power supply, but few switc...
基于開(kāi)關(guān)電容技術(shù)的鎖定放大器設(shè)計(jì)
鎖定放大是微弱信號(hào)檢測(cè)的重要手段。基于相關(guān)檢測(cè)理論，利用開(kāi)關(guān)電容的開(kāi)關(guān)實(shí)現(xiàn)鎖定放大器中乘法器的功能，提出開(kāi)關(guān)電容和積分器相結(jié)合以實(shí)現(xiàn)相關(guān)檢測(cè)的方法，并設(shè)計(jì)出一種鎖定放大器。該鎖定放大器將微弱信號(hào)轉(zhuǎn)化為...
帶通濾波器設(shè)計(jì)計(jì)算
摘 要:用一種新的思路和方法,先計(jì)算低通、再計(jì)算高通濾波器的有關(guān)參數(shù),然后組合成帶通濾波器.關(guān)鍵詞:濾波器;參數(shù);新思路中圖分類(lèi)號(hào): TN713. 5 文獻(xiàn)識(shí)別碼:B 文章編號(hào):1008 - 16...
ISM射頻接收器的基帶計(jì)算
Abstract: Many industrial/scientific/medical (ISM) band radio frequency (RF) receivers use an exte...
如何優(yōu)化ISM無(wú)線電頻率(RF)系統(tǒng)
Abstract: With industrial/scientific/medical (ISM) band radio frequency (RF) products, often times...