Sentence examples for multiple relays have from inspiring English sources

Networks with multiple relays have been widely studied under the full-duplex assumption in [6, 7].

In cooperative relaying systems, different strategies that utilize multiple relays have been recently introduced in [14 18].

In cooperative relaying systems, different strategies that employ multiple relays have been recently introduced in [15 20].

Recently, various results on how to select the best relay(s) among multiple relays have been reported.

Though in [18, 19] the impact of the primary user's interference on the secondary users for the cognitive systems with single relay has been investigated, the corresponding results for the underlay CR systems with multiple relays have not been presented.

As the discussion in Appendix 2 still holds when there are multiple relays, having the end nodes calculate the power scaling parameters is not attractive.

Relaying in which signal transmission from the source to the destination is done with the aid of one or multiple intermediate relays has received much attention due to its ability to enhance transmission reliability and extend coverage for wireless communication systems [1 6].

It is also applicable when the relays have multiple antennas but we focus on designing only the norm of the relay precoders.

Besides this, our schemes can be extended easily to the systems in which the relays have multiple antennas, and the relays employ the antenna selection technique.

We consider a system with multiple layers of relays, and each of the relays has multiple antennas.

A relay network with multiple relay each having multiple antennas is considered.