Battery pack and function expansion cartridge

Details Battery pack and function expansion cartridge Battery pack and function expansion cartridge

2004-05-05

2008-09-16

Ullah, Akm Enayet (Department: 2838)

Electricity: battery or capacitor charging or discharging

Cell or battery charger structure

For battery pack

C320S107000, C320S114000

Reexamination Certificate

active

07425813

ABSTRACT:
A battery pack includes a cartridge insertion section to which a cartridge having a function expansion device for expanding the functions of an electronic device can be inserted; a function expansion terminal for connection with the cartridge inserted into the cartridge insertion section; and an expansion function operation device for operating the function expansion device of the cartridge connected to the function expansion terminal in accordance with a control signal of the electronic device. A function expansion cartridge includes connection terminals for connection with predetermined terminals provided in the slot of the battery pack; a communication device for performing data communication with the electronic device via the connection terminals; a function expansion device having hardware and/or software for expanding the functions of the electronic device; and an expansion function control device for controlling the function expansion device in accordance with a control signal from the electronic device.

REFERENCES:
patent: 5541985 (1996-07-01), Ishii et al.
patent: 5982141 (1999-11-01), Hinohara
patent: 6244894 (2001-06-01), Miyashita
patent: 6392383 (2002-05-01), Takimoto et al.
patent: 6509717 (2003-01-01), Lee
patent: 6931266 (2005-08-01), Miyoshi et al.

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