{
  "$type": "site.standard.document",
  "description": "A compensation method for a magnetic field on board a vehicle including the steps carried out by computer and consisting of: for each measuring time T, i=1 to N with N>1, collecting the measured values of the 3D magnetic field Hmand those of the angles θand φ, where θis the pitch of the vehicle φis…",
  "path": "/patents/1229200",
  "publishedAt": "2019-03-14T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "G01C17/38",
    "THALES"
  ],
  "textContent": "A compensation method for a magnetic field on board a vehicle including the steps carried out by computer and consisting of: for each measuring time T, i=1 to N with N>1, collecting the measured values of the 3D magnetic field Hmand those of the angles θand φ, where θis the pitch of the vehicle φis the roll of the vehicle; determining a matrix A and a vector B as a function at least of the collected magnetic field values Hmand angles θet φ, i=1 to N, the matrix A representing the soft iron and nonalignment disruptions and the vector B representing the hard iron disruptions; and the method comprising a step for estimating () the pair (A,B) minimizing the expression where V=[−sin(θ); sin(φ).cos(θ); cos(φ).cos(θ)].",
  "title": "Magnetic field compensation method, associated device and computer program"
}