公开(公告)号：US20150130523A1

公开(公告)日：2015-05-14

申请号：US14559579

申请日：2014-12-03

Applicant: RICHTEK TECHNOLOGY CORP.

Inventor： CHIEN-FU TANG ,  ISAAC Y. CHEN

IPC: H03K3/84

CPC classification number: H03K3/84 ,  G06F1/04 ,  H02M1/44 ,  H03B29/00 ,  H03K17/16

Abstract: An oscillator generates a clock signal according to a voltage, a current and a capacitance, and a frequency jitter circuit and method use a random number to modulate the voltage, the current or the capacitance, or a count value to modulate the capacitance, to jitter the frequency of the clock signal.

Abstract translation: 振荡器根据电压，电流和电容产生时钟信号，并且频率抖动电路和方法使用随机数来调制电压，电流或电容或计数值以调制电容到抖动 时钟信号的频率。

公开(公告)号：US20130162359A1

公开(公告)日：2013-06-27

申请号：US13772628

申请日：2013-02-21

Applicant: RICHTEK TECHNOLOGY CORP.

Inventor： CHIEN-FU TANG ,  ISAAC Y. CHEN

IPC: H03B29/00

CPC classification number: H03K3/84 ,  G06F1/04 ,  H02M1/44 ,  H03B29/00 ,  H03K17/16

Abstract: An oscillator generates a clock signal according to a voltage, a current and a capacitance, and a frequency jitter circuit and method use a random number to modulate the voltage, the current or the capacitance, or a count value to modulate the capacitance, to jitter the frequency of the clock signal.