Multicolor function indicator light
US7012542B2 · kind B2 · utility
12Cited by
20References
18Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Apr 4, 2003 |
| Grant date | Mar 14, 2006 |
| Priority date | — |
| Expiry date | Nov 12, 2023 |
Classification
- Technology area (CPC G)Physics
- CPC primaryG08B5/36
- WIPO fieldControl
- WIPO sectorInstruments
Abstract
A multicolor function indicator light system is provided for an audio amplifier or similar electronic equipment. A sensor circuit monitors operation of the equipment. An indicator light device has a plurality of different color outputs. A control logic circuit receives input signals from the sensor and controls the indicator light device so that different sensed modes of operation of the electronic equipment are indicated by different color outputs of the indicator light device.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.