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Performance_Comparisons_betwee
- FLL、PLL、DLL的设计与比较,在扩频通信系统中这三种环路就是关键。,FLL, PLL, DLL design and comparison, in the spread spectrum communication system in these three loops is the key.
dds9851
- 本文主要介绍的是采用直接数字频率合成的短波信号发生器,它主要以微电脑控制部分、直接数字频率合成(DDS)部分、数字锁相环频率合成部分、背光液晶显示部分、功率放大部分等组成。该软件系统采用菜单形式进行操作,操作方便明了,增加了很多功能。它通过启动DDS后,把内存缓存区的数据送到DDS后输出相应的频率,并把数据转换为BCD码,送到液晶显示器进行显示。该系统输出稳定度、精度极高,适用于当代的尖端的通信系统和精密的高精度仪器。-This paper describes the use of direct
huawei-internal-electronic-Course
- 这是花2000多元在华为培训时拷出的内部培训资料。 其中介绍了模拟电子电路元件在通信设备上的应用。 分晶体管 运算放大电路 振荡电路 锁相环 A/D D/A 滤波器 负反馈电路等-This is training in Huawei spent 2,000 yuan out of the house when the copy training materials. Which describes the analog electronic circuit elements in th
pll-matlab
- 通信系统锁相环pll matlab仿真,基于微分方程的一阶、二阶锁相环-Phase-locked loop pll matlab communication system simulation, based on first-order differential equations, second-order phase-locked loop
VL7013-VLSI
- VL7013 VLSI FOR WIRELESS COMMUNICATION OBJECTIVES: • To study the design concepts of low noise amplifiers. • To study the various types of mixers designed for wireless communication. • To study and design PLL and VCO. •