Longform — Long-form writing on the AT Protocol

MANAGING POWER IN A PORTABLE DEVICE COMPRISING MULTIPLE BATTERIES

In a portable device, a first battery has a positive terminal coupled to, through a first switch, an interface used to receive input power, and a negative terminal coupled to a reference terminal. A s…

DRIVE·Aug 24·2 min read

H02J7/36 O2Micro, Inc.

CONTROLLER AND BATTERY MANAGEMENT METHODS

A controller for managing a battery pack includes: a detection terminal, for transmitting an enable signal when values of battery parameters for the battery pack satisfy a sleep condition, where the e…

DRIVE·Mar 10·2 min read

H02J7/0071 O2Micro, Inc.

OPEN CELL DETECTION METHOD AND OPEN CELL RECOVERY DETECTION METHOD IN A BATTERY MANAGEMENT SYSTEM

An open cell detection method includes: (a) generating a control signal by a control unit, to turn on a first balance switch for a first time period; (b) generating the control signal with the control…

DRIVE·Sep 2·2 min read

H02J7/0016 O2Micro, Inc.

BATTERY MANAGEMENT CONTROLLERS CAPABLE OF DETERMINING ESTIMATE OF STATE OF CHARGE

In a battery management controller, analog-to-digital conversion circuitry converts analog signals, indicative of a battery voltage, a battery current, and a battery temperature, to digital signals. A…

DRIVE·Sep 2·2 min read

G01R31/3842 O2Micro, Inc.

CONTROLLER AND BATTERY MANAGEMENT METHODS

A controller for managing a battery pack includes: a detection terminal, for transmitting an enable signal when values of battery parameters for the battery pack satisfy a sleep condition, where the e…

DRIVE·Nov 5·2 min read

H02J7/0071 O2Micro, Inc.

#O2Micro, Inc.

MANAGING POWER IN A PORTABLE DEVICE COMPRISING MULTIPLE BATTERIES

CONTROLLER AND BATTERY MANAGEMENT METHODS

OPEN CELL DETECTION METHOD AND OPEN CELL RECOVERY DETECTION METHOD IN A BATTERY MANAGEMENT SYSTEM

BATTERY MANAGEMENT CONTROLLERS CAPABLE OF DETERMINING ESTIMATE OF STATE OF CHARGE

CONTROLLER AND BATTERY MANAGEMENT METHODS