18030415. BATTERY PROTECTION CIRCUIT HAVING SECONDARY PROTECTION IC FUNCTION, METHOD FOR MEASURING VOLTAGE OF SERIES-CONNECTED CELLS USING SAME, AND BATTERY PROTECTION METHOD simplified abstract (LG Energy Solution, Ltd.)

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BATTERY PROTECTION CIRCUIT HAVING SECONDARY PROTECTION IC FUNCTION, METHOD FOR MEASURING VOLTAGE OF SERIES-CONNECTED CELLS USING SAME, AND BATTERY PROTECTION METHOD

Organization Name

LG Energy Solution, Ltd.

Inventor(s)

Jong Kyung Lee of Daejeon (KR)

BATTERY PROTECTION CIRCUIT HAVING SECONDARY PROTECTION IC FUNCTION, METHOD FOR MEASURING VOLTAGE OF SERIES-CONNECTED CELLS USING SAME, AND BATTERY PROTECTION METHOD - A simplified explanation of the abstract

This abstract first appeared for US patent application 18030415 titled 'BATTERY PROTECTION CIRCUIT HAVING SECONDARY PROTECTION IC FUNCTION, METHOD FOR MEASURING VOLTAGE OF SERIES-CONNECTED CELLS USING SAME, AND BATTERY PROTECTION METHOD

Simplified Explanation

The present invention is a battery protection circuit that incorporates a secondary protection IC function and a voltage measurement method for series-connected cells. It eliminates the need for a separate secondary protection IC by utilizing a switch and an MCU to measure the voltage of the cells.

  • The invention is a battery protection circuit that includes a secondary protection IC function.
  • The circuit utilizes a switch and an MCU to measure the voltage of series-connected cells.
  • It eliminates the need for a separate secondary protection IC.
  • The voltage measurement method is implemented using the switch and MCU.
  • The invention simplifies the battery protection circuit design.

Potential applications of this technology:

  • Battery-powered devices such as smartphones, tablets, and laptops.
  • Electric vehicles and hybrid vehicles.
  • Renewable energy storage systems.
  • Portable electronic devices like cameras, drones, and wearables.

Problems solved by this technology:

  • Eliminates the need for a separate secondary protection IC, reducing cost and complexity.
  • Simplifies the design of battery protection circuits.
  • Provides an efficient and reliable method for measuring the voltage of series-connected cells.

Benefits of this technology:

  • Cost-effective solution by eliminating the need for a separate secondary protection IC.
  • Simplifies the manufacturing process of battery-powered devices.
  • Provides accurate voltage measurement for series-connected cells.
  • Enhances the safety and performance of battery systems.


Original Abstract Submitted

The present invention relates to a battery protection circuit implementing a secondary protection IC function and a voltage measurement method of series-connected cells using the same, and more particularly, to a battery protection circuit that implements a secondary protection IC function that measures the voltage of series-connected cells using a switch and an MCU without a separate secondary protection IC, and a voltage measurement method for series-connected cells using the same.