How does the Federated Wireless Spectrum Controller ensure that CBSDs operate in a manner that does not interfere with incumbent users?

The Federated Wireless Shared Spectrum Enablement Service includes a 3-tier enforcement capability including an Environmental Sensing Capability. The spectrum access system ensures that CBSDs operate in a manner that does not interfere with incumbent users. It enforces the required Exclusion and Protection Zones, protect non-federal incumbent users, protects Priority Access Licensees from interference by GAA users, facilitates the coordination and exchange of information necessary to avoid conflicting frequency assignments, ensures secure and reliable transmission of information among SAS, ESC, CBSDs, and Domain Proxies, and managing CBSD power levels as per international agreements in areas adjoining borders with Mexico and Canada.