Search Results - null space linear precoder

Secrecy Rate Analysis of mmWave MISO Ad Hoc Networks with Null Space Precoding by Darwesh, Ahmed F., Fapojuwo, Abraham O.

“… Firstly, to enhance the average achievable secrecy rate, an artificial noise (AN) transmission with null space linear precoder (Tx-ANLP…”
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On the Precoder Design for Block Diagonalized MIMO Broadcast Channels by Tran, Le-Nam, Juntti, Markku, Hong, Een-Kee

“… Consequently, the precoder of a user must lie in the null space of a matrix composing of other users' channel matrices…”
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Successive Null-Space Precoder Design for Downlink MU-MIMO with Rate Splitting and Single-Stage SIC by Krishnamoorthy, Aravindh, Schober, Robert

“… The proposed successive null-space (SNS) precoding scheme utilizes linear combinations of the null-space basis vectors of the successively augmented MIMO channel matrices of the users as precoding vectors to adjust the inter-user…”
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Successive Null-Space Precoder Design for Downlink MU-MIMO with Rate Splitting and Single-Stage SIC by Krishnamoorthy, Aravindh, Schober, Robert

“… The proposed successive null-space (SNS) precoding scheme utilizes linear combinations of the null-space basis vectors of the successively augmented MIMO channel matrices of the users as precoding vectors to adjust the inter-user…”
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On the Optimality of Multiuser Zero-Forcing Precoding in MIMO Broadcast Channels by Kaviani, S., Krzymien, W.A.

“… Under these criteria, the structure of the optimal BD precoders is presented and analyzed. It is shown that the conventional BD precoding design with sum power constraint is indeed…”
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Downlink MIMO-RSMA With Successive Null-Space Precoding by Krishnamoorthy, Aravindh, Schober, Robert

“… The proposed successive null-space (SNS) precoding utilizes linear combinations of the null-space basis vectors of the successively augmented MIMO channel matrices of the users as precoding vectors to adjust the inter-user-interference…”
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Near capacity linear closed form precoder design with recursive Stream Selection for MU-MIMO broadcast channels by Amara, Mustapha, Slock, Dirk, Yuan-Wu, Yi

“…). The proposed algorithm is based on Null Space Zero-Forcing or Null Space Zero-Forcing with Greedy Stream Selection…”
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Precoder codebook design for linear dispersion codes in spatially and temporally correlated MIMO channels by Eunmo Kang, Sayeed, A.M.

“… (starting with the first column), we generate a set of vectors in the null space of previous columns…”
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Linear precoder design for MIMO interference channels in heterogeneous networks by Nguyen Dinh Long, Ha Hoang Kha, Nguyen Quang Tuan

“…This paper is concerned with the heterogeneous networks (HetNets) in which a macro base station (MBS) serves one macro-user (MU) while a femto base station…”
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Recursive stream selection for CF MU-MIMO BC precoder design by Amara, M., Slock, D., Yi Yuan-Wu

“… This selection procedure is based on a null space criterion combined with the eigenvalues for each available stream…”
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Precoder design for MIMO wireless communications systems by Tsai, Kun-Ju

“…This thesis mainly addresses the designs of precoders for the multiple-input-multiple-output (MIMO…”
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Linear Precoding of Data and Artificial Noise in Secure Massive MIMO Systems by Jun Zhu, Schober, Robert, Bhargava, Vijay K.

“…, random, selfish/collaborative null-space-based precoders) are investigated and the corresponding achievable ergodic secrecy rates are analyzed…”
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Low‐complexity linear precoding for low‐PAPR massive MU‐MIMO‐OFDM downlink systems by Zayani, Rafik, Roviras, Daniel

“… Linear precoding of data…”
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Low Spatial Peak-to-Average Power Ratio Transmission for Improved Energy Efficiency in Massive MIMO Systems by Rezaei Aghdam, Sina, Eriksson, Thomas

“…A significant portion of the operating power of a base station is consumed by power amplifiers (PAs). Much of this power is dissipated in the form of heat, as…”
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CSI Feedback Reduction for MIMO Interference Alignment by Rao, Xiongbin, Ruan, Liangzhong, Lau, Vincent K. N.

“…Interference alignment (IA) is a linear precoding strategy that can achieve optimal capacity scaling at high SNR in interference networks…”
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Downlink MIMO-RSMA with Successive Null-Space Precoding by Krishnamoorthy, Aravindh, Schober, Robert

“… The proposed successive null-space (SNS) precoding utilizes linear combinations of the null-space basis vectors of the successively augmented MIMO channel matrices of the users as precoding vectors to adjust the inter-user-interference…”
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Uplink and Downlink MIMO-NOMA With Simultaneous Triangularization by Krishnamoorthy, Aravindh, Schober, Robert

“… The proposed ST MIMO-NOMA schemes avoid channel inversion at transmitter and receiver and take advantage of the null spaces of the MIMO channels of the users, which is beneficial for the ergodic…”
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Modified leakage-based transmit filter designs for multi-user MIMO systems by Patcharamaneepakorn, Piya, Armour, Simon, Doufexi, Angela

“… into the precoder design, which can effectively exploit unused receive signal spaces, in the case that available…”
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Linear Precoding of Data and Artificial Noise in Secure Massive MIMO Systems by Zhu, Jun, Schober, Robert, Bhargava, Vijay K

“…, random, selfish/collaborative null-space based precoders) are investigated and the corresponding achievable ergodic secrecy rates are analyzed…”
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On the achievability of the degrees of freedom for the three-cell MIMO interfering broadcast channel with minimum spatial dimensions by Medra, Ahmed, Davidson, Timothy N.

“… Each base station has M = 2K + 1 antennas and each user has N antennas. We propose two different linear precoding schemes to achieve the optimal degrees of freedom (DoF…”
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