Patent ID: 9319125
Filing Date: 2016-04-19
CPC Classification: H04B

Claim Text:
1. A transportation means including a first communication device including multiple directional antennas, and a second communication device, the first communication device comprising: a received signal strength measuring unit measuring a received signal strength of each of the multiple directional antennas to generate measured received signal strengths; a network communication determination unit determining whether the first communication device is connected to a network to generate connection status information of whether the first communication device is connected to the network; an antenna selecting unit generating an antenna selection signal based on the measured received signal strengths received from the received signal strength measuring unit and connection status information received from a network communication determination unit of the second communication device; and an antenna switch performing connection control between at least one of the multiple directional antennas and a communication unit based on the antenna selection signal received from the antenna selecting unit.