Vehicle antenna device, vehicle including the vehicle antenna device, and vehicle security system including the vehicle antenna device

摘要

A vehicle antenna device includes a first antenna and a second antenna. The first antenna surrounds an ignition key cylinder having a key insertion hole and is configured to receive a first signal transmitted from a first transmitter in a key insertion state where a key is inserted into the key insertion hole. The second antenna is configured to receive a second signal transmitted from a second transmitter. The first antenna is positioned between the first transmitter and the second antenna in the key insertion state.