Spatial Multidimensional Cooperative Transmission Theories And Key Technologies. Lin Bai

6.3Multi-User Cooperative Transmission Method

       6.3.1Orthogonal beamforming technology

       6.3.2Beamforming technology for multi-user relay systems

       6.3.3Multi-user selection strategy

       6.4Multi-cell Cooperative Transmission and Anti-Interference Method

       6.4.1Multi-cell cooperative transmission

       6.4.2Geometric modeling of multi-cell interference system

       6.4.3Multi-cell system anti-interference technology

       6.4.4Multi-cell system cooperative interference suppression

       6.5The Massive MIMO System

       6.5.1Review of the basic concepts of a massive MIMO System

       6.5.2Single-user massive MIMO

       6.5.3Multi-user massive MIMO

       6.5.4Multi-cell massive MIMO

       6.6Summary

       References

       Chapter 7.Air-Based Cooperative Transmission System

       7.1Overview of Air-Based Transmission Technology

       7.1.1Introduction to the high-altitude platform communication system

       7.1.2Introduction to Project Loon

       7.2Array-Based and Air-Based Transmission System

       7.2.1Mathematical model of the antenna beam

       7.2.2Efficient algorithm for predicting co-channel interference

       7.2.3121 cell structure results

       7.2.4Conclusions

       7.3Air-Based Beamforming

       7.3.1Two-dimensional spatial interpolation beamformer (2D SIB)

       7.3.2Design example of two-dimensional spatial interpolation filter

       7.4High-Altitude Platform Cell Planning

       7.4.1Coverage and cell partition of high-altitude platforms

       7.4.2Conclusions

       7.5High-Altitude Platform Transmission Mechanism

       7.5.1The introduction of related technologies

       7.5.2System and channel model

       7.5.3Singular vector-based training method

       7.5.4Steering vector-based training method

       7.5.5Performance evaluation

       7.5.6Conclusions

       7.6Summary

       References

       Chapter 8.Space-Based Cooperative Transmission System

       8.1The Overview of Space-Based Transmission Technology

       8.2Constellation Cooperative Multi-Beam Transmission Technology

       8.3Constellation Cooperative MIMO System Modeling

       8.3.1Single-antenna constellation

       8.3.2Array antenna constellation

       8.4Constellation-Cooperative MIMO System Capacity

       8.4.1Capacity derivation

       8.4.2Single-antenna constellation capacity

       8.4.3Array antenna constellation capacity

       8.5Analysis of Factors Affecting Capacity of Constellation Cooperative MIMO System

       8.5.1Single-antenna constellation