Patent ID: 11871489
Assignee: LUTRON TECHNOLOGY COMPANY LLC
Field: Electrical machinery, apparatus, energy (Electrical engineering)
Classification: CPC H  F | IPC F  H

Claim 7:
8. A method of determining an operating state of a lighting device that includes a drive circuit coupled to at least one emitter, a measurement circuit, and a control circuit, the method comprising:
causing, by the control circuit, the drive circuit to set a drive parameter of the at least one emitter;
receiving, by the control circuit from the measurement circuit, data representative of an operating parameter of the at least one emitter; and
determining, by the control circuit, the operating state of the lighting device using at least one of: the drive parameter of the at least one emitter or the operating parameter of the at least one emitter;
wherein the plurality of lighting device operating states includes: a NORMAL state, an INTERIM state, and an INOPERABLE state.