Hamid Gharavi

Publications

Cognitive Information Measurements: A New Perspective

December 01, 2019

Author(s):

Hamid Gharavi

From a traditional point of view, the value of information does not change during transmission. The Shannon information theory considers information...

An Energy-Aware Retransmission Approach in SWIPT-Based Cognitive Relay Systems

September 11, 2019

Author(s):

Hamid Gharavi

In this paper cooperative spectrum sharing is considered between a primary user (PU) and a secondary user(SU), where the off-the-grid secondary transmitter (ST...

Guest Editorial for Artificial Intelligence for Cognitive Wireless Communications

June 30, 2019

Author(s):

Hamid Gharavi

Under the new service paradigm, artificial intelligence (AI) can play a significant role in the new generation of wireless communications systems. This special...

Spectral and Energy Efficiencies of Millimeter Wave MIMO with Configurable Hybrid Precoding.

June 20, 2019

Author(s):

Hamid Gharavi

Hybrid precoding architectures are widely studied for millimeter wave (mmWave) massive MIMO systems. A major challenge in designing hybrid precoders is the...

Wireless Power Transfer and Energy Harvesting: Current Status and Future Prospects

May 15, 2019

Author(s):

Hamid Gharavi, Jun Huang

The rechargeable battery is the conventional power source for mobile devices. Limited battery capacity and frequent recharging require researches to find new...