Sentence examples for multiple spectrum holes from inspiring English sources

(b) Averaged spectral efficiency versus interference level for multiple spectrum holes case.

(d) (FBMC-OFDM /OFDM versus interFBMC-OFDM /OFDMor multiple spectrum holes case.

Averaged spectral efficiency versus total power limit for multiple spectrum holes case.

The Multiuser resource allocation in CR network with multiple spectrum holes will be simulated in next section.

Figure 8 Experimental results of Multiuser resource allocation for multiple spectrum holes with : (a) Averaged spectral efficiency versus interference level for 6 SUs.

Figure 7 Experimental results of single-user resource allocation for one and multiple spectrum holes with = 0. 2 km: (a) Averaged spectral efficiency versus number of subcarriers for one spectrum hole case.

The major role of cognitive radio is to identify spectrum holes across multiple dimensions such as time, frequency, and space and accordingly adjust its transmission parameters such as modulation and coding, frequency and time slot allocation, power control, and antenna parameters.

We consider a cognitive radio network consisting of one cognitive base station (CBS) and multiple cognitive users (CUs) in the presence of an eavesdropper, where CBS communicates with CUs over detected spectrum holes and the eavesdropper attempts to intercept the cognitive transmission.

to the available spectrum holes.

and maximum spectrum holes utilization is (25).

These opportunities are called spectrum holes.