[PDF] Top 20 Efficient Transmission Schemes for Multiuser MIMO Downlink with Linear Receivers and Partial Channel State Information

... (good channel conditions) exist in the system, and therefore transmitting on the first two noninterfering eigenmodes to one user leads to a higher sum ...to multiuser diversity it is more likely that a user ... See full document

... the information about the interference plus noise covariance matrix for in-cell ...BD schemes employing uniform circular array (UCA) and uniform linear array (ULA) are ...perfect channel ... See full document

... massive multiuser multiple input multiple output (MU-MIMO) downlink (DL) system where the base station (BS) is equipped with massive number of antennas M transmitting to K single antenna mobile ... See full document

... perfect channel state information at the transmitter ...precoding schemes is sensitive to such inaccuracies ...CSIT. Linear and nonlinear transceiver designs that are robust to ... See full document

... instantaneous channel state information at the transmitter, simultaneous transmission to multiple users be- comes ...in MIMO—facilitates the formation of beams that can be directed to ... See full document

... as multiuser cognitive relaying scheme, has been proposed in ...such multiuser cognitive relaying schemes, there are multiple cognitive sources or ...data transmission round, only one ... See full document

... practical linear coordinated transmit- receive zero forcing schemes for the uplink of cellular multiuser MIMO systems in the TDD ...from multiuser diversity. The BS computes the ... See full document

... perfect channel state infor- mation (CSI) at the transmitters and/or the ...to channel esti- mation error and delay, and therefore, it is important to consider the impact of imperfect CSI for ... See full document

... average channel capacity and the SINR distribution for multiuser multiple input multiple output (MIMO) systems in combination with the base station based packet scheduler are analyzed in this ... See full document

... broadcast channel with more single-antenna receivers than transmit antennas and partial channel state information at the transmitter ...instantaneous channel quality ... See full document

... largely information theoretic, this paper proposes a linear codec that can spa- tially multiplex the multiuser signals to realize the rich capacity of multiple-input multiple-output (MIMO) ... See full document

... of channel coding schemes (LDPC, (3, 2) SPC and Repeat and Accumulate) and two types of low order modulation techniques (QPSK and ...QR channel factorization aided SIC (QR-SIC) technique and it is ... See full document

... Abstract— Free space optical communication refers to unguided propagation of information through the use of optical carrier signals such as visible, infrared and ultraviolet bands. This paper presents a survey on ... See full document

... fading channel by assuming fixed amplitudes, phases, and ...the channel parameters associated with each reflected wave (amplitude, Doppler frequency, and phase) are time ...the channel parameters. ... See full document

... given transmission but varies indepen- dently from one transmission to ...the channel real- izations (10 000 independent channels were generated) and the obtained BER is ... See full document

... be efficient and also achieve its objectives of optimizing the data rate of both cell edge users and those close to the cell centre that are however starved of ... See full document

... our MIMO detector is constructed with the same circuits opens the door to future turbo receivers where channel decoding and MIMO detection are implemented on a single analog ... See full document

... Another dimension for modulation and coding is the space dimension, such as multiple-antenna techniques, whereby this technique is utilized to improve the execution of the bit error rate (BER) in wireless systems, and to ... See full document

... In all cases, finding the optimal solution to (19) involves excessive computational complexity [7]. Hence, several suboptimal solutions have been proposed. Some are based on separating the subcarrier allocation step from ... See full document

... of linear precoding are involved in ...The linear operations in these two stages are com- bined to form the overall linear transform matrix A in ...An efficient iterative LMMSE detection ... See full document