{
  "$type": "site.standard.document",
  "description": "It is presented a method for determining whether a portable key device (2) is located in an active area in relation to a barrier (15). The method is performed in an access control device and comprises the steps of: detecting an angle of arrival (alpha) of a wireless signal from the portable key…",
  "path": "/patents/937101",
  "publishedAt": "2016-09-28T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R25/24",
    "ASSA ABLOY AB [SE]"
  ],
  "textContent": "It is presented a method for determining whether a portable key device (2) is located in an active area in relation to a barrier (15). The method is performed in an access control device and comprises the steps of: detecting an angle of arrival (alpha) of a wireless signal from the portable key device using a pair of antennas (5a,5b) provided such that a line (6) between the pair of antennas crosses the barrier; and determining whether the portable key device is located within the active area based on the angle of arrival.",
  "title": "METHOD, DEVICE, COMPUTER PROGRAM AND COMPUTER PROGRAM PRODUCT FOR DETERMINING WHETHER A PORTABLE KEY DEVICE IS LOCATED IN AN ACTIVE AREA IN RELATION TO A BARRIER"
}