| 摘要 |
<P>PROBLEM TO BE SOLVED: To suppress interference on a primary system with a simple mechanism on the occasion of secondary usage of a spectrum. <P>SOLUTION: A communication device is equipped with: a communication unit that receives a beacon for a second communication service making secondary usage of a spectrum assigned to a first communication service; and a control unit that controls a transmission power to be used for transmission of a radio signal of the second communication service from the communication unit, based on location data included in the beacon and indicating a location of a transmission source node of the beacon and a location of a node which the second communication service interferes with. <P>COPYRIGHT: (C)2011,JPO&INPIT |
