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US 5,399,446 AGranted
Battery cartridge having a terminal for transferring information therefrom
AssigneeSony Corporation
InventorMikio Takahashi
Life of this patent
Estimating the term…
Abstract
A battery pack includes on the bottom surface of its casing an information output terminal. An internal circuit board has an overcharge preventing circuit, an overdischarge preventing circuit and an overvoltage preventing circuit are provided. Integrated circuitry for generating an identification (ID) signal and for processing is assembled on a part of the circuit board or its clearance and the ID signal is mixed with inside information. Analog and digital signals or a mixed signal thereof are output from the information output terminal.
Claims13
A battery pack comprising:
- at least one battery disposed inside said battery pack;
- positive and negative terminals connected to said at least one battery for charging or discharging said at least one battery;
- a temperature terminal outputting a signal indicating the temperature of said battery pack;
- an information output terminal;
- and
- battery pack identification means connected to said information output terminal for generating an identification signal distinguishing said battery pack and for providing said identification signal to said information output terminal.
3 more elements
Dependencies are inferred from the claim text.