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    • 3. 发明授权
    • Master-slave interleaved BCM PFC controller and control method thereof
    • 主从交错BCM PFC控制器及其控制方法
    • US08736236B2
    • 2014-05-27
    • US13593681
    • 2012-08-24
    • Liangwei SunQiukai Huang
    • Liangwei SunQiukai Huang
    • G05F5/00
    • H02M7/2176H02M1/4225H02M2003/1586Y02B70/126Y02P80/112
    • The present invention relates to a master-slave interleaved BCM PFC controller for controlling a PFC circuit with master and slave channels. In one embodiment, the PFC controller can include: a master channel controller that generates a master channel control signal and an inverted master channel control signal; a first phase shifter that provides a first phase shift for the master channel control signal, and generates a delayed opening signal therefrom; a second phase shifter that provides a second phase shift for the inverted master channel control signal, and generates a delayed shutdown signal therefrom; a slave channel controller that receives the delayed opening signal, the delayed shutdown signal, and a slave channel inductor current zero-crossing signal, and generates a slave channel control signal therefrom.
    • 主从交错BCM PFC控制器本发明涉及用于控制具有主和从通道的PFC电路的主从交错BCM PFC控制器。 在一个实施例中,PFC控制器可以包括:主通道控制器,其产生主通道控制信号和反相主通道控制信号; 第一移相器,为主信道控制信号提供第一相移,并从其产生延迟的开启信号; 第二移相器,为反向主通道控制信号提供第二相移,并从其产生延迟关断信号; 接收延迟开启信号,延迟关断信号和从通道电感器电流过零信号的从通道控制器,并从其产生从通道控制信号。
    • 4. 发明申请
    • MASTER-SLAVE INTERLEAVED BCM PFC CONTROLLER AND CONTROL METHOD THEREOF
    • 主从式交流BCM PFC控制器及其控制方法
    • US20130063180A1
    • 2013-03-14
    • US13593681
    • 2012-08-24
    • Liangwei SunQiukai Huang
    • Liangwei SunQiukai Huang
    • H03K3/289H03K19/20
    • H02M7/2176H02M1/4225H02M2003/1586Y02B70/126Y02P80/112
    • The present invention relates to a master-slave interleaved BCM PFC controller for controlling a PFC circuit with master and slave channels. In one embodiment, the PFC controller can include: a master channel controller that generates a master channel control signal and an inverted master channel control signal; a first phase shifter that provides a first phase shift for the master channel control signal, and generates a delayed opening signal therefrom; a second phase shifter that provides a second phase shift for the inverted master channel control signal, and generates a delayed shutdown signal therefrom; a slave channel controller that receives the delayed opening signal, the delayed shutdown signal, and a slave channel inductor current zero-crossing signal, and generates a slave channel control signal therefrom.
    • 主从交错BCM PFC控制器本发明涉及用于控制具有主和从通道的PFC电路的主从交错BCM PFC控制器。 在一个实施例中,PFC控制器可以包括:主通道控制器,其产生主通道控制信号和反相主通道控制信号; 第一移相器,为主信道控制信号提供第一相移,并从其产生延迟的开启信号; 第二移相器,为反向主通道控制信号提供第二相移,并从其产生延迟关断信号; 接收延迟开启信号,延迟关断信号和从通道电感器电流过零信号的从通道控制器,并从其产生从通道控制信号。