Engineering & Materials Science
Antennas
23%
Base stations
44%
Beamforming
10%
Channel estimation
26%
Channel state information
37%
Cognitive radio
100%
Communication
23%
Computational complexity
10%
Electric power utilization
28%
Energy efficiency
10%
Geometry
7%
MIMO systems
48%
Networks (circuits)
7%
Outages
18%
Quality of service
8%
Radio systems
57%
Signal to noise ratio
10%
Systems analysis
7%
Transceivers
48%
Uncertainty
32%
Mathematics
Beamforming
11%
Channel State Information
14%
Closed-form
6%
Cognitive Radio
93%
Communication
13%
Covariance Information
12%
Design
31%
Interference
8%
Multiple Antennas
12%
Optimal Rates
8%
Outage Probability
12%
Quality of Service
11%
Receiver
8%
Scenarios
6%
Sensing
70%
Spectrum Sensing
42%
Spectrum Sharing
15%
System Design
9%
Uplink
13%