US Patent No. 10,397,992

METHOD AND APPARATUS FOR CALCULATING AN AVERAGE VALUE OF AN INACCESSIBLE CURRENT FROM AN ACCESSIBLE CURRENT


Patent No. 10,397,992
Issue Date August 27, 2019
Title Method And Apparatus For Calculating An Average Value Of An Inaccessible Current From An Accessible Current
Inventorship Isaac Cohen, Dix Hills, NY (US)
Assignee Texas Instruments Incorporated, Dallas, TX (US)

Claim of US Patent No. 10,397,992

1. A power regulator, comprising:a reference voltage source;
a pulse width modulation (PWM) circuit having an input and an output; and
an analog multiplier circuit having:
a first input coupled to the reference voltage source;
a second input coupled to the output of the PWM circuit; and
a multiplier output; and
a feedback path coupled between the multiplier output and the input of the PWM circuit.