Samsung Sdi Co., Inc.

Byeongseon Min

Dolores Kim

Maximilian Hofer

Nikolaus Hochgatterer

Kwangmin Yoo

Myungchul Kim

Sangchul Seo

Sunmin Kim

Jeongmo Yang

Joonwoo Song

Pyungkap Kim

In a control unit for a battery system, the control unit includes: an input node configured to receive a sensor signal indicating a state of at least one of a plurality of battery cells of the battery system; a first microcontroller configured to generate a first control signal based on the state of the at least one battery cell; a first communication interface configured to receive a second state signal indicating an operation state of a second microcontroller; and a switch control circuit configured to: receive the first control signal; generate a second control signal based on the state of the at least one battery cell; and transmit one of the first and second control signal to a power switch of the battery system based on at least one received state signal indicating an operation state of the first microcontroller and of an operation state of the second microcontroller.

Battery system

A vehicle includes: a battery; an electric motor to be actuated by electric energy stored in the battery; a switch coupled between the battery and the electric motor; an inertial sensor configured to output an acceleration signal; a controller configured to output a pulse width modulation (PWM) signal having a duty ratio according to an acceleration magnitude of the acceleration signal; and a switch driving circuit configured to generate a control current for controlling the switch based on the PWM signal.

Vehicle and battery pack for the same

Growing community of inventors

Yongin-si, South Korea

Byeongseon Min