05652502 is referenced by 87 patents and cites 37 patents.

A smart battery device which provides electrical power and which reports predefined battery parameters to an external device having a power management system, includes: at least one rechargeable cell connected to a pair of terminals to provide electrical power to an external device during a discharge mode and to receive electrical power during a charge mode, as provided or determined by the remote device; a data bus for reporting predefined battery identification and charge parameters to the external device; analog devices for generating analog signals representative of battery voltage and current at said terminals, and an analog signal representative of battery temperature at said cell; a hybrid integrated circuit (IC) having a microprocessor for receiving the analog signals and converting them to digital signals representative of battery voltage, current and temperature, and calculating actual charge parameters over time from the digital signals, the calculations including one calculation according to the following algorithm;

Title
Battery pack having a processor controlled battery operating system
Application Number
336945
Publication Number
5652502
Application Date
June 7, 1995
Publication Date
July 29, 1997
Inventor
Matthew P Hull
Jamestown
RI, US
Daniel D Friel
Woburn
MA, US
Alwyn H Taylor
Wellesley Hills
MA, US
Louis W Hruska
Northboro
MA, US
Elmar Zeising
Haindlfing
DE
Rudi Wieczorek
Munich
DE
Duong van Phuoc
Eching
DE
Agent
Scully Scott Murphy & Presser
Assignee
Duracell
MA, US
IPC
H02J 7/00
H01M 10/44
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