For this scenario, we adopt the V-MIMO scheme that transmitters cooperate to perform ZF joint precoding, called cooperative ZF precoding for supporting M data streams, without requiring cooperation between receivers that causes a significant complexity on the implementation.
"Challenging questions in the Montreal process, ICAO's effort to regulate emissions from international aviation, and the G20 can not be unlocked without close cooperation between China and the US.
Mr. Castro said that federal authorities had "almost unlimited resources" to investigate crime, and that without effective cooperation between the offices, criminal investigations -- like those into organized crime -- could be compromised.
He emphasized that allegiance in his remarks Tuesday, quoting President Vladimir V. Putin and proclaiming that terrorist acts emanating from Chechnya cannot be stopped without close cooperation between the republic and Moscow.
We consider two approaches: on one hand, an underlay cognitive radio model without any cooperation between primary and secondary systems.
Generally, these works only use the assistance of relays without the cooperation between sources, which cannot fully exploit the capacity of the uplink system.
Perhaps this bold Russian initiative will have been discarded as an option by the time this is read, but without such cooperation between these former enemies who competed so long and destructively in the Mideast, there is no hope for genuine peace throughout that region.
Empirical data on the PGT customer experience is important to a range of stakeholders, but is difficult to obtain without explicit cooperation between researchers and industry partners.
Unfortunately, poverty is and remains the main enemy for humankind and it cannot be mitigated without real cooperation between international bodies and national states, but especially between the European Union and the United States of America.
