应用于高频低功耗系统的1.2V 10GHz注入锁定分频器  

A 1.2V 10GHz Injection-Locked Frequency Divider for High-Frequency and Low-Power System

作　　者：尹江伟[1] 李宁[1] 李巍[1] 任俊彦[1] 

机构地区：[1]复旦大学专用集成电路与系统国家重点实验室,上海201203

出　　处：《复旦学报（自然科学版）》2008年第6期685-690,共6页Journal of Fudan University：Natural Science

基　　金：Supported by National Project of"Eleventh Five-Year-Plan"(51308020403);Science and Technology Commission of Shanghai Municipality on the Research of IC Design

摘　　要：设计了一个高频低功耗的注入锁定二分频器.该分频器通过将输入信号注入到LC振荡器的二次谐波点来实现注入锁定并对输入信号二分频.电路采用TSMC 0.18μm RF-CMOS工艺设计,分频器可以将幅度为300 mV的输入信号在8.6~11.2 GHz频率范围内进行二分频.在1.2 V的电源电压下,分频器核心电路的功耗为1.3 mW.该分频器可以被用于光电收发机以及其他高频低功耗系统.A high frequency low power divide-by-2 Injection-Locked Frequency Divider (ILFD) is presented.The frequency divideris based on LC oscillator with input signal injected into its second harmonic node to achieve a divide-by-2 operation.Designed with TSMC0.18μm RF-CMOS technology,the ILFD is able to divide an input signal with amplitude of 300 mV from 8.6 to 11.2 GHz by two.With a supply voltage of 1.2 V,the divider core consumes 1.3 mW of power.The divider can be used in optic-fiber transceivers and other high...

关 键 词：二分频器 注入锁定 电感电容振荡器 高频 低功耗 

分 类 号：TN772[电子电信—电路与系统]