With the rapid development of 5th generation (5G) communications, 5G-enabled Internet of
Things (IoT) will provide high-speed and low-latency data transmissions as well as better …

Sixth generation (6G)-enabled Internet of Things (IoT) needs sufficient spectrum resources
to provide spectrum access for massive IoT's terminals. However, traditional orthogonal …

Two emerging technologies toward 5G wireless networks, namely non-orthogonal multiple
access (NOMA) and cognitive radio (CR), will provide more efficient utilization of wireless …

The integration of cognitive radio (CR) technology and non-orthogonal multiple access
(NOMA) techniques, referred to as CR-based NOMA systems, has been recently configured …

In traditional cognitive radio (CR), secondary user (SU) can only access the idle spectrum
when primary user (PU) is absent, which has to vacate the spectrum when detecting the …

Aiming at the high-performance requirements of Internet of Things (IoT) scenarios, a
cognitive radio-inspired nonorthogonal multiple access (CR-NOMA) scheme in short packet …

Two new multiple access technologies in future wireless networking requirements for the
effective use of bandwidth, non-orthogonal multiple access (NOMA) and Cognitive Radio …

The Internet of Things (IoT) has attracted significant attentions in the fifth generation mobile
networks and the smart cities. However, considering the large numbers of connectivity …

In a conventional cognitive radio (CR) network, only when the primary user's (PU) frequency
bands are sensed to be free, secondary users (SUs) can utilize these frequency band …

The transmission performance of Internet of Things (IoT) has been limited by the spectrum
resource shortages. Integrating cognitive radio (CR) in IoT, cognitive IoT (CIoT) can increase …