公开(公告)号：US20020039396A1

公开(公告)日：2002-04-04

申请号：US09968524

申请日：2001-10-02

Applicant: NEC CORPORATION

Inventor： Filip Zalio

IPC: H04L007/00

CPC classification number: G06F1/0328

Abstract: A clock generation circuit (21) for a dual system radio frequency (RF) station, including: a digital synthesis circuit (20) clocked by a first clock signal for one RF system and adapted to generate an output having a base signal of a predetermined frequency; and filter means (31) for deriving a second clock signal for another RF system from a signal of said output, said signal having a frequency corresponding to the frequency of said second clock signal.

Abstract translation: 一种用于双系统射频（RF）站的时钟发生电路（21），包括：数字合成电路（20），其由一个RF系统的第一时钟信号计时，并且适于产生具有预定 频率; 以及用于从所述输出的信号导出另一RF系统的第二时钟信号的滤波器装置（31），所述信号具有对应于所述第二时钟信号的频率的频率。