{
  "$type": "site.standard.document",
  "description": "Method of determining the state of health of a battery (1), comprising steps of:- carrying out a full charging or discharging cycle on said battery (1), while taking voltage and current measurements, and generating an initial differential capacitance curve based on said voltage and current…",
  "path": "/patents/1416614",
  "publishedAt": "2026-06-17T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01R31/367",
    "CSEM CT SUISSE DELECTRONIQUE MICROTECHNIQUE SA RECH DEVELOPPEMENT [CH]"
  ],
  "textContent": "Method of determining the state of health of a battery (1), comprising steps of:- carrying out a full charging or discharging cycle on said battery (1), while taking voltage and current measurements, and generating an initial differential capacitance curve based on said voltage and current measurements;- extracting n values of differential capacitance at a plurality of voltages spaced at predetermined voltage intervals across a predetermined voltage range;- fitting a model curve to said n values of differential capacitance;- integrating said model curve to obtain an initial capacity measurement;- periodically, measuring differential capacitance at one of said predetermined voltages;- updating said model curve based on said measured differential capacitance;- integrating said updated model curve to obtain an updated capacity measurement;- comparing said updated capacity measurement to said initial capacity measurement in order to determine said state of health.",
  "title": "METHOD OF DETERMINING THE STATE OF HEALTH OF A BATTERY"
}