An automatic
trunk opening device capable of recognizing a car owner comprises a
trunk, an electric-control mechanical lock, a remote-control key, a touch-sensitive module and a
control system, wherein the electric-control mechanical lock and the touch-sensitive module are electrically connected with the
control system, the electric-control mechanical lock is arranged inside the
trunk, and the remote-control key comprises a power supply, a low-frequency emission module and a microprogrammed
control unit (MCU); the
control system comprises a power supply, an MCU, a low-frequency receiving module and a drive control module; the low-frequency emission module of the remote-control key and the low-frequency receiving module of the control
system are located at the same communication
frequency band; the touch-sensitive module is connected with the drive control module, the drive control module is connected with a drive circuit, the drive circuit is connected with a
relay J2, the
relay J2 is connected with the electric-control mechanical lock, the drive control module is connected with an electric switch of a head lock through a normally-closed contact of a
relay J1, a contact of the relay J1 is connected with a starting locking
control circuit, and the starting locking
control circuit is connected with an engine
start button.