![frequency - What unlicensed frequencies can (or should) be used for proprietary wireless communication? - Electrical Engineering Stack Exchange frequency - What unlicensed frequencies can (or should) be used for proprietary wireless communication? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/zUQN3.jpg)
frequency - What unlicensed frequencies can (or should) be used for proprietary wireless communication? - Electrical Engineering Stack Exchange
![PDF] White paper: Corvus: A cognitive radio approach for usage of virtual unlicensed spectrum | Semantic Scholar PDF] White paper: Corvus: A cognitive radio approach for usage of virtual unlicensed spectrum | Semantic Scholar](https://d3i71xaburhd42.cloudfront.net/ec31c93b0ea8a17061ab4c3eac5b9a6620ef0a70/3-Figure2-1.png)
PDF] White paper: Corvus: A cognitive radio approach for usage of virtual unlicensed spectrum | Semantic Scholar
![At the 6-GHz Frontier: Towards Efficient Spectrum Sharing with Unlicensed Users | by ETRI Journal Editorial Office | Medium At the 6-GHz Frontier: Towards Efficient Spectrum Sharing with Unlicensed Users | by ETRI Journal Editorial Office | Medium](https://miro.medium.com/v2/resize:fit:940/1*sWFa304tLfVdQLfbIAeg4w.png)