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Kunihiro Muramatsu: Battery condition monitor and monitoring method. Nissan Motor Company, Lowe Price LeBlanc Becker & Shur, July 7, 1987: US04678998 (200 worldwide citation)

A battery condition monitor and monitoring method uses known relationships between battery impedance, remaining capacity and remaining service life at different frequencies to detect remaining capacity and remaining service life. The monitor includes a computer for computing internal impedances of t ...


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Yeoh Boon Wan, Chok Meo Lim, Kok Chee Hong: Automotive battery condition monitor and monitoring method. Ck Electronics Sdn Bhd, August 21, 2001: TW451068 (1 worldwide citation)

The present invention discloses an automotive battery condition monitor and monitoring method mainly used to identify the functionally decaying automotive batteries by monitoring the changes in the voltage of sawtooth waveform signals generated after the start of the engine. The voltage of sawtooth ...


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