例句與造句

1. Simplified version of frequency detector derived from the maximum - likelihood principle
   基于最大似然原理的低復(fù)雜度頻率檢測器
2. Research on chaotic phenomena of phase - locked frequency detector with triangular phase - detector
   三角形鑒相特性鎖相鑒頻器中混沌現(xiàn)象的研究
3. The pll consists of a crystal oscillator , a ring voltage - control - oscillator , a frequency divider , a phase / frequency detector , a charge pump and a loop filter
   設(shè)計(jì)的電路包括20mhz晶體振蕩器,鑒頻鑒相器,壓控振蕩器,固定分頻器,電荷泵和低通濾波器。
4. The peripheral controller consists of frequency detector , data sample controller , fifo , lcd driver and the interface circuit between dsp and fpga
   外圍控制器囊括了硬件系統(tǒng)中幾乎所有的數(shù)字電路，包括頻率/周期測量、數(shù)據(jù)采集控制、 fifo 、 lcd驅(qū)動以及fpga與dsp之間的接口電路等。
5. The main contribution of the thesis is seen as follows : aiming at the fault with slow speed and high power dissipation of the conventional phase - frequency detector , a high speed and low power dissipation phase - frequency detector is designed by modifying the structure of the single phase lock dynamic d flip - flop and adding the delay cell in the feedback loop to eliminate the phase detector ’ s dead zone effectively
   論文的主要貢獻(xiàn)為以下幾個方面: 1 .針對傳統(tǒng)鑒頻鑒相器速度慢、功耗高的缺點(diǎn),改進(jìn)了單相時(shí)鐘動態(tài)d觸發(fā)器的結(jié)構(gòu),設(shè)計(jì)出了一種高速低功耗的鑒頻鑒相器,在反饋回路上加入延遲單元,能有效的消除鑒相死區(qū)。
6. It's difficult to find frequency detector in a sentence. 用frequency detector造句挺難的
7. But its performance is as same as common pll at a 5v voltage . so the pll performance is better than other plls at a 5v voltage , especially in power consumption and frequency . finally , the improved pll circuit used in the frequency synthesizer is composed of the improved vco , phase / frequency detector and charge pump . hspice simulation results show that the pll performance is better than other plls implemented by other vco in the same cmos technology
   綜合以上的研究與設(shè)計(jì),本文用所改進(jìn)的壓控振蕩器、無死區(qū)鑒相器及電荷泵電路組成了用于頻率合成的鎖相環(huán)電路,并對此電路進(jìn)行整體設(shè)計(jì)及仿真,結(jié)果表明其在鎖定時(shí)間、頻率范圍、輸出相位抖動及功耗方面具有較好的性能,且對提高鎖相環(huán)頻率合成器的整體性能有一定的作用。