Patent ID: 9455644
Filing Date: 2016-09-27
CPC Classification: G05F,H02M,Y02B

Claim Text:
1. A controller comprising: a switch configured to (i) receive current from an inductor, and (ii) bypass a portion of the current from being received by a load, wherein the switch is configured to be cycled between a first state and a second state at a frequency; a first module configured to, for a first cycle of the switch, determine a first amount of time the switch is in the first state; a second module configured to, based on the first amount of time, determine a second amount of time for a level of the current to decrease to a predetermined level, wherein the second amount of time begins during the first cycle and when the switch transitions from the first state to the second state; and a control module configured to, based on the second amount of time and prior to the current decreasing to the predetermined level, change the frequency of the switch.