{
  "$type": "site.standard.document",
  "description": "This lighting circuit comprises a current source and a thermal sensing element. The thermal sensing element senses the temperature of a semiconductor light source. The current source generates a drive current that shows a positive correlation with the temperature when the temperature is in a normal…",
  "path": "/patents/1291026",
  "publishedAt": "2021-05-20T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "H05B45/18",
    "KOITO MANUFACTURING CO., LTD."
  ],
  "textContent": "This lighting circuit comprises a current source and a thermal sensing element. The thermal sensing element senses the temperature of a semiconductor light source. The current source generates a drive current that shows a positive correlation with the temperature when the temperature is in a normal range and that shows a negative correlation with the temperature when the temperature falls within a temperature range higher than the normal range.",
  "title": "LIGHTING CIRCUIT AND VEHICLE LAMP"
}