A novel met hod t o p artially compensate sigma2delta shap ed noise is p rop osed. By injecting t he comp en2 sation cur rent int o t he p assive loop f ilte r during t he delay time of t he p hase f requency detect or ( PFD) , a maximum reduction of t he p hase noise by about 16dB can be achieved. Comp a red t o ot he r compensation met hods , t he tech2 nique p rop osed he re is relatively simple and easy t o implement . Key building blocks f or realizing t he noise cancel2 lation , including t he delay va riable PFD and comp ensation cur rent source , a re sp ecially designed. Bot h t he behavior level and circuit level simulation results a re p resented.
资源简介:A novel met hod t o p artially compensate sigma2delta shap ed noise is p rop osed. By injecting t he comp en2 sation cur rent int o t he p assive loop f ilte r during t he delay time of t he p hase f requency detect or ( PFD) , a maximum ...
上传时间: 2013-12-18
上传用户:qlpqlq
资源简介:We introduce a novel data mining technique for the analysis of gene expression. Gene expression is the effective production of the protein that a gene encodes.
上传时间: 2014-01-09
上传用户:yulg
资源简介:A simple C program to strobe the LEDsvia Port D. The strobe rate is to be set by adjusting the voltage drop over a potentiometer that is sampled by an ADC.
上传时间: 2014-01-09
上传用户:lifangyuan12
资源简介:含t h r e a d x,u c o s 的b s p
上传时间: 2015-06-29
上传用户:xfbs821
资源简介:显示ARP缓存信息.A R P高效运行的关键是由于每个主机上都有一个A R P高速缓存。这个高速缓存存放了最 近I n t e r n e t地址到硬件地址之间的映射记录。高速缓存中每一项的生存时间一般为2 0分钟,起 始时间从被创建时开始算起。
上传时间: 2013-12-27
上传用户:siguazgb
资源简介:RSA算法 :首先, 找出三个数, p, q, r, 其中 p, q 是两个相异的质数, r 是与 (p-1)(q-1) 互质的数...... p, q, r 这三个数便是 person_key,接著, 找出 m, 使得 r^m == 1 mod (p-1)(q-1)..... 这个 m 一定存在, 因为 r 与 (p-1)(q-1) 互质, 用辗转相除法就可以...
上传时间: 2013-12-14
上传用户:zhuyibin
资源简介:用于motorala 68K系列处理器的小实时多任务操作系统 The OMU Kernel was written to provide a cut-down Unix-like O/S for a home-made 6809-based home computer built by me, Steven Hosgood, in the early 1980s. This package contains the RTOS vers...
上传时间: 2014-01-21
上传用户:1159797854
资源简介:A book about Java I/O
上传时间: 2015-09-05
上传用户:秦莞尔w
资源简介:The Linux Network Administrator s Guide, Third Edition updates a classic Linux title from O Reilly. This refreshed resource takes an in-depth look at everything you need to know to join a network. Topics covered include all of the essential...
上传时间: 2015-09-19
上传用户:ahljj
资源简介:We propose a novel approach for head tracking, which combines particle filters with Isomap. The particle filter works on the low-dimensional embedding of training images. It indexes into the Isomap with its state variables to find the close...
上传时间: 2016-01-02
上传用户:yy541071797