Method for charging secondary battery incorporated in handset of cordless telephone
OwnerTomoyuki Ogasawarainventor
Life of this patent
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Abstract
A current from a constant-current charger is supplied as a charging current to the secondary battery incorporated in the handset of the cordless telephone. The charging current to the secondary battery is controlled by changing a receiving time of a receiving circuit of the handset in accordance with a time passed in the charging. The receiving circuit of the handset is in parallel connection with the secondary battery as viewed from the constant-current charger.
Claims1
A method for charging a secondary battery incorporated in a handset of a cordless telephone, wherein a current from a constant-current charger is supplied as a charging current to the secondary battery incorporated in the handset of the cordless telephone, and the charging current to the secondary battery is controlled by changing a receiving time of a receiving circuit of the handset in accordance with the passage of time for the charging, the receiving circuit of the handset being in parallel connection with the secondary battery as viewed from the constant-current charger.
Dependencies are inferred from the claim text.