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公开(公告)号:US20040119452A1
公开(公告)日:2004-06-24
申请号:US10728582
申请日:2003-12-04
Applicant: STMicroelectronics S.A.
Inventor: Arnaud Florence , Jerome Heurtier , Franck Galtie
IPC: G05F001/40
CPC classification number: H03K7/08
Abstract: A generator of at least one pulse width modulated signal, including: a generator of a sawtooth signal a generator of high and low reference signals defining, based on a set-point signal, a linear range of each ramp of the sawtooth signal at least one element of comparison of the sawtooth signal with each of the reference signals and at least one element of logic combination of the comparison results, providing the pulse width modulated signal.
Abstract translation: 一种至少一个脉冲宽度调制信号的发生器,包括:锯齿波信号的发生器,高和低参考信号的发生器,其基于设定点信号定义锯齿波信号的每个斜坡的线性范围,至少一个 锯齿波信号与每个参考信号的比较元件以及比较结果的逻辑组合的至少一个元件,提供脉宽调制信号。
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公开(公告)号:US20040109336A1
公开(公告)日:2004-06-10
申请号:US10726451
申请日:2003-12-03
Applicant: STMicroelectronics S.A.
Inventor: Jerome Heurtier , Arnaud Florence , Franck Galtie
IPC: H02M007/217
CPC classification number: H03K17/22 , H02M1/32 , H02M3/1588 , Y02B70/1466
Abstract: A controllable rectifying element, comprising a bipolar transistor having a current input terminal connected to a control terminal by a first switch and having a current output terminal connected to the control terminal by a second switch, the turn-off and turn-on phases of the first and second switches being complementary and depending on the state desired for the rectifying element.
Abstract translation: 一种可控整流元件,包括双极晶体管,其具有通过第一开关连接到控制端子的电流输入端子,并且具有通过第二开关连接到控制端子的电流输出端子,所述第二开关的断开和导通相位 第一和第二开关是互补的,并且取决于整流元件所需的状态。
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