Patent · US Active

Relay state management apparatus and operating method thereof

US12276700B2 · kind B2 · utility

0Cited by
1References
13Claims
0Family size

Assignee

Inventor

Key dates

Filing dateOct 29, 2021
Grant dateApr 15, 2025
Priority date
Expiry dateDec 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.