| 摘要 |
PURPOSE: A door unlock device of a smart key system is provided to release the lock of a door in emergency by reading an ID signal through the button input of a door handle as the contactless near communication. CONSTITUTION: A door unlock device of a smart key system comprises a door handle(1), a start button unit(2) and a smart key ECU(3). The door handle comprises a door open button(11) and a first LF antenna(12). The first LF antenna reads the ID signal from the contactless near communications mode from the authentication key(4). The start button unit comprises a start button(21) and a second LF antenna(22). The smart key ECU drives the first LF antenna and reads the ID signal from the authentication key. |
