{
  "$type": "site.standard.document",
  "description": "An authentication system includes an authentication target device used in an authentication target and a plurality of portable devices each carried by a user. The authentication target device performs wireless communication with each of the plurality of portable devices and controls the…",
  "path": "/patents/1267228",
  "publishedAt": "2020-07-16T00:00:00.000Z",
  "site": "at://did:plc:oql6ds5vnff4ugar6rruliwd/site.standard.publication/3mn3ohu7oxx5w",
  "tags": [
    "B60R25/24",
    "DENSO CORPORATION"
  ],
  "textContent": "An authentication system includes an authentication target device used in an authentication target and a plurality of portable devices each carried by a user. The authentication target device performs wireless communication with each of the plurality of portable devices and controls the authentication target by a verification via the wireless communication. The authentication target device includes an authentication target transmitter configured to transmit a radio wave carrying a signal, an authentication target receiver configured to receive a radio wave carrying a signal, and a registration unit configured to register the plurality of portable devices that are genuine. Each of the plurality of portable devices includes a portable device transmitter configured to transmit the radio wave carrying the signal and a portable device receiver configured to receive the radio wave carrying the signal.",
  "title": "AUTHENTICATION SYSTEM AND AUTHENTICATION TARGET DEVICE"
}