Zero-Forcing Precoding and Generalized Inverses

By Ami Wiesel, Yonina C. Eldar, Shlomo Shamai. IEEE Transactions on Signal Processing, 2008

618 citations recorded by the source corpus.

Subfields: Computer Networks and Communications, Electrical and Electronic Engineering

View Paper: https://www.semanticscholar.org/paper/4759700c1136dffb385e53d2a89dbe30d63d9693

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Citations in the corpus

Hybrid Analog and Digital Beamforming for mmWave OFDM Large-Scale Antenna Arrays (2017, background): “…in designing transceivers for mmWave system using large-scale antenna arrays is that the implementation of the conventional fully-digital beamforming schemes such as in [8]–[10] may not be practical because fully-digital beamforming schemes require one separate RF chain for each antenna element.”
Precoding and Power Optimization in Cell-Free Massive MIMO Systems (2017, background): “In [28], it was pointed out that this ZF precoder is in general suboptimal for the power control problem subject to per antenna power constraints and finding an optimal precoder involves numerical algorithms.”
Generic Optimization of Linear Precoding in Multibeam Satellite Systems (2011, methodology): “The channel pseud o inverse provides one simple solution to realize ZF precodin g [6].”
Large System Analysis of Linear Precoding in Correlated MISO Broadcast Channels Under Limited Feedback (2009, background): “It has been shown in [4], [9]–[11], that suboptimal linear precoders can achieve a large portion of the BC rate region while featuring low computational complexity.”
Joint Transmit Beamforming for Multiuser MIMO Communications and MIMO Radar (2019, methodology): “ZF methods facilitate obtaining closed-form, tractable, and interpretable precoders [58], [69].”
Physical Layer Security for Next Generation Wireless Networks: Theories, Technologies, and Challenges (2017, methodology): “References [37] and [41] proposed another AN precoding technologies, called orthogonal blinding, to achieve Q for secrecy MIMO communications, where a transmitter needs at least two antennas in order to send noise into an orthogonal channel of the main channel by precoding.”
Classifications and Applications of Physical Layer Security Techniques for Confidentiality: A Comprehensive Survey (2019, methodology): “In [142] and [157], orthogonal blinding, another AN pre-coding technique was introduced to achieve positive secrecy in MIMO communication systems, where a transmitter requires at least two antennas to send noise into an orthogonal channel of the main channel by precoding.”
Optimal Resource Allocation in Coordinated Multi-Cell Systems (2013, background): “Under general power constraints and flexible power allocation, the channel inverse becomes a generalized inverse [297] and lacks a simple closed-form expression.”