Relay state management apparatus and operating method thereof
US12276700B2 · kind B2 · utility
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13Claims
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Key dates
| Filing date | Oct 29, 2021 |
| Grant date | Apr 15, 2025 |
| Priority date | — |
| Expiry date | Dec 26, 2041 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A relay state management apparatus including a switch connected to an end of a battery module, a resistor unit connected to the switch, a voltage measuring unit measuring a voltage applied to the resistor unit, a relay connected between the battery module and a load, and a controller controlling the switch and the relay to be short-circuited and diagnosing a state of the relay based on the voltage measured by the voltage measuring unit.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.