US Patent No. 10,485,062

LED POWER-SUPPLY DETECTION AND CONTROL


Patent No. 10,485,062
Issue Date November 19, 2019
Title Led Power-supply Detection And Control
Inventorship Daniel J. Harrison, Nederland, CO (US)
Steven S. Davis, Boulder, CO (US)
Assignee LEDVANCE LLC, Wilmington, MA (US)

Claim of US Patent No. 10,485,062

1. An apparatus comprising:an analyzer for determining a transformer type based at least in part on a power signal received from a transformer, wherein the determined transformer type corresponds to a magnetic transformer or an electronic transformer; and
a generator for generating a control signal, based at least in part on the determined transformer type, to instruct a regulator IC to operate in one of a plurality of operating modes in accordance with the transformer type, wherein the plurality of operating modes comprise a first mode for accepting a low-frequency input voltage and a second mode for accepting a high-frequency input voltage;
wherein the apparatus is a processor, microprocessor, application-specific integrated circuit, or field-programmable gate array.