Data interface with overvoltage protection for two-way digital control bus system
US10305275B2 · kind B2 · utility
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2References
12Claims
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Assignee
Inventors
Key dates
| Filing date | Jul 5, 2016 |
| Grant date | May 28, 2019 |
| Priority date | — |
| Expiry date | Mar 7, 2037 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH05B47/183
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A data interface with overvoltage protection circuitry includes a bus interface and power rectification stage configured to provide supply and return voltages for the data interface and overvoltage protection circuitry, a first power level overvoltage protection circuit, a second power level overvoltage protection circuit, a DALI endpoint power output port, a power supply for a DALI endpoint device drawing current from the power output port, a receiver configured to receive signals on the DALI bus, and, a transmitter configured to send signals on the DALI bus.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.