Cognitive radio communication control device for determining cognitive radio terminal and cognitive radio terminal determining method
US11330444B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Dec 13, 2018 |
| Grant date | May 10, 2022 |
| Priority date | — |
| Expiry date | May 1, 2039 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH04W76/18
- WIPO fieldDigital communication
- WIPO sectorElectrical engineering
Abstract
Disclosed is a control device for determining cognitive radio terminals. The device comprises: a spectrum sensing information storage unit for receiving and storing interference amount information for each frequency from spectrum sensing devices; a communication success probability calculation unit for receiving position information from secondary user terminals within a network and calculating a communication success probability of each secondary user terminal; a reinforced learning unit for setting the communication success probability as an initial access probability for each of the secondary user terminals and enabling learning such that an access probability, a state function, and a utility function are updated for each of the secondary user terminals at each iteration; and a cognitive radio terminal determining unit for, when the leaning is completed in the reinforced learning unit, selecting a secondary user terminal to execute cognitive radio communication on the basis of a final access probability.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.