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https://drivepatents.com/patents/1084568 · 25 Aug 2004
The method involves detecting charging and discharging cycles in respect of their number and depth, whereby for each charging and discharging cycle an aging characteristic value is determined using a characteristic aging profile for the respective type of ...
https://drivepatents.com/patents/1112071 · 27 Jun 2001
The present invention is a deterioration detecting method for an electrochemical device comprising electrodes and an ion conductor, wherein an electrochemical characteristic of the electrochemical device is detected, and an obtained value is then compared ...