Charging controller
AssigneeMurata Manufacturing Co., Ltd.
InventorHiroshi Tokuyama
Life of this patent
Estimating the term…
Abstract
A charging controller for charging a secondary battery by a dc source having a consumption current detector detecting a consumption current to the load; a charging current detector detecting a charging current to the secondary battery; a charging voltage detector detecting a charging voltage to the secondary battery; an operation processor to which detection outputs from the consumption current detector, the charging current detector, and the charging voltage detector are provided, respectively; and a charging control circuit controlling a charging output to the secondary battery, based on calculation results by the operation processor such that driving the load and charging are simultaneously executed within the ratings of the dc source.
Claims13
A charging controller for driving a load and charging a secondary battery from a dc source, the dc source having an electrical rating, the charging controller comprising:
- a consumption current detector detecting a consumption current to the load;
- a charging current detector detecting a charging current to the secondary battery;
- a charging voltage detector detecting a charging voltage to the secondary battery;
- an operation processor to which detection outputs from the consumption current detector, the charging current detector and the charging voltage detector are provided, respectively;
- and
- a charging control circuit controlling a charging output to the secondary battery, based on calculation results by the operation processor such that driving the load and charging are simultaneously executed within the rating of the dc source.
A charging controller for driving a load and charging a secondary battery used for the load from a dc source having an electrical rating, the charging controller comprising:
- a DC—DC converter receiving a dc voltage from a dc source and providing a dc voltage;
- a consumption current detector connected between the dc source and the DC—DC converter to detect a consumption current of the DC—DC converter;
- a charging current detector detecting a charging current to the secondary battery;
- a charging voltage detector detecting a charging voltage to the secondary battery;
- an operation processor to which detection outputs from the consumption current detector, the charging current detector, and the charging voltage detector are provided, respectively;
- and
- a charging control circuit connected to the dc source and controlling a charging output to the secondary battery, based on calculation results by the operation processor such that driving the load and charging are simultaneously executed within the rating of the dc source.
Dependencies are inferred from the claim text.