Title:
制御装置、通信装置、制御方法、及び制御プログラム
Document Type and Number:
Japanese Patent JP7294683
Kind Code:
B2
Abstract:
To provide a control device, communication device, control method, and control program that can reliably avoid the interference between radio waves of wireless LAN and radio waves of ETC (R).SOLUTION: In a communication device used as a portable access point capable of wireless WAN communication and wireless LAN communication, a control device determines whether there is ETC interference to a wireless LAN signal by an ETC signal based on a reception level average value of a baseband signal and a reception quality average value of the baseband signal when a used frequency band is a second frequency band, and when it is determined that there is ETC interference, performs control to switch the used frequency band from the second frequency band to a first frequency band. The second frequency band is a frequency band closer to an ETC frequency band used to transmit and receive the ETC signal in an ETC system (Electronic Toll Collection system) than the first frequency band.SELECTED DRAWING: Figure 6
Inventors:
Kazufumi Goto
Application Number:
JP2021009995A
Publication Date:
June 20, 2023
Filing Date:
January 26, 2021
Export Citation:
Assignee:
NEC Platforms, Ltd.
International Classes:
H04W72/54; H04B1/16; H04B17/18; H04W4/44; H04W84/12
Domestic Patent References:
| JP2014068134A | ||||
| JP2015177370A |
Attorney, Agent or Firm:
Ken Ieiri