In this paper. two-to-one energy and spectrum dual-cooperation (ESDC) is investigated for cognitive cooperation networks. Specifically. the energy and spectrum of two primary users (PUs) are both transferred or authorized to one multi-antenna secondary user (SU) in exchange for its aid in the signal relaying to guarantee the successful data transmission. https://jpqevmk7go4zk.bloginwi.com/68599354/the-mobile-effect-on-screen-format-the-case-of-vertical-videos