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What is SDMA Techniques in Mobile Communications about?
This document outlines and summarizes key aspects of space division multiple access (SDMA) techniques for physical layer transmissions. It discusses how SDMA uses multiple antennas at the base station to simultaneously transmit multiple data streams to multiple users by exploiting spatial separations between users. It provides an example of linear precoding used in SDMA to eliminate inter-user interference and describes how zero-forcing precoding works. It also discusses power allocation in zero-forcing pre
- Author
- Nguyễn Gia Phong
- Language
- EN