{
  "$type": "site.standard.document",
  "description": "A physical quantity detection circuit includes a first chopping circuit to which a first differential signal based on an output signal of a physical quantity detection element is input, an operational amplifier configured to perform differential amplification on a second differential signal input…",
  "path": "/patents/1304979",
  "publishedAt": "2021-11-25T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C19/5776",
    "Seiko Epson Corporation"
  ],
  "textContent": "A physical quantity detection circuit includes a first chopping circuit to which a first differential signal based on an output signal of a physical quantity detection element is input, an operational amplifier configured to perform differential amplification on a second differential signal input from the first chopping circuit via a first signal path and a second signal path, a second chopping circuit to which a third differential signal based on an output signal of the operational amplifier is input, an analog/digital conversion circuit configured to convert a fourth differential signal based on an output signal of the second chopping circuit into a digital signal, and a capacitance circuit coupled to the first signal path and the second signal path.",
  "title": "Physical Quantity Detection Circuit and Physical Quantity Detection Device"
}