×

Pulse width modulated boost converter integrated with power factor correction circuit

  • US 6,055,167 A
  • Filed: 08/10/1998
  • Issued: 04/25/2000
  • Est. Priority Date: 08/10/1998
  • Status: Expired due to Fees
First Claim
Patent Images

1. A pulse width modulated boost converter which provides power factor correction between an input sinusoidal AC voltage source and a load, comprising:

  • a) means for filtering said input sinusoidal AC voltage and producing a filtered output;

    b) rectifying means for rectifying said filtered output to produce a rectified output; and

    c) controlling means, controlling said rectifying means, and connected to said filtered output, for sensing both a zero crossover point and a maximum amplitude of said input sinusoidal AC voltage, wherein a phase of said rectified output is controlled.

View all claims
  • 0 Assignments
Timeline View
Assignment View
    ×
    ×