Session details: SM6: Dynamic spectrum access

Dynamic spectrum access (DSA) based on interruptible spectrum leasing allows secondary users (SUs) to lease a licensed, but idle, spectrum that is owned by primary users (PUs) on condition that the PUs preempt the access to the leased spectrum. This ...

Existing wireless systems are normally regulated by a fixed spectrum assignment strategy. This policy leads to an undesirable situation that some systems may only use the allocated spectrum to a limited extent while others have very serious spectrum ...

Existing paradigms of dynamic spectrum access (DSA) impose a 'foe' relationship between the primary users (PUs) and the secondary users (SUs), where SUs may access the spectrum only when PUs cease using it, and the resurgence of PU traffic disrupts SU ...