| 发明名称 | Vehicle-mounted communication device and navigation device | ||
| 摘要 | A vehicle-mounted communication device includes wireless units 3a and 3b that switch a frequency that performs wireless communication with antennas 2a and 2b between a frequency for wireless communication for ITS and a frequency for wireless LAN communication, a parking determination unit 6 that determines whether or not a vehicle is parked, a parking position storage unit 6a that stores as a parking position a position where it is determined that the vehicle is parked by the parking determination unit 6, and a wireless control unit 4 that controls the wireless units 3a and 3b to perform the wireless communication for ITS with the antennas 2a and 2b when the vehicle is running, and switch the wireless communication for ITS or the wireless LAN communication to be performed with the antennas 2a and 2b on the basis of the parking position stored in the parking position storage unit 6a when the vehicle is parked. | ||
| 申请公布号 | US8972107(B2) | 申请公布日期 | 2015.03.03 |
| 申请号 | US201214360375 | 申请日期 | 2012.02.24 |
| 申请人 | Mitsubishi Electric Corporation | 发明人 | Morita Shigeki;Hamada Yuji |
| 分类号 | G06F7/00;H04W72/02;G01C21/26;G08G1/09;G08G1/0967;G08G1/16 | 主分类号 | G06F7/00 |
| 代理机构 | Birch, Stewart, Kolasch & Birch, LLP | 代理人 | Birch, Stewart, Kolasch & Birch, LLP |
| 主权项 | 1. A vehicle-mounted communication device comprising: an antenna that corresponds to wireless communication for a vehicle using a frequency band dedicated to the vehicle, and general-purpose wireless communication; a wireless unit that switches between a frequency that performs the wireless communication with the antenna between a frequency for the wireless communication for the vehicle, and a frequency for the general-purpose wireless communication; a parking determination unit that determines whether or not the vehicle is parked; a storage unit that stores as a parking position a vehicle position at the time when it is determined that the vehicle is parked by the parking determination unit; and a wireless control unit that controls the wireless unit to perform the wireless communication for the vehicle with the antenna when the vehicle is running, and switch the wireless communication for the vehicle or the general-purpose wireless communication to be performed with the antenna according to the parking position stored in the storage unit when the vehicle is parked. | ||
| 地址 | Tokyo JP | ||