ANTENNA UNIT AND NAVIGATION SYSTEM

摘要

PROBLEM TO BE SOLVED: To provide the antenna unit which can easily be fitted to a vehicle body and has good reception sensitivity. SOLUTION: A stacked chip antenna 14 which is arranged on a printed wiring board 13 and receives an FM signal and a GPS antenna 17 which is arranged on a printed wiring board 16 and receives a GPS signal are stored in a case 10. The signals received by the stacked chip antenna 14 and the GPS antenna 17 are amplified by preamplifiers 15 and 18 respectively and outputted through cables 19a and 19b. Here, the GPS antenna 17 is arranged above and the stacked chip antenna 14 is arranged below in consideration of the directions wherein the signals received by the respective antennas are sent.