… of massive MIMO. In this paper, we propose a neural network (NN)-based joint pilot design
… division duplex (FDD) MIMO orthogonal frequency division multiplex (OFDM) systems. The …

… of an MIMO channel estimator was obtained with pilot patterns … Such pilot patterns allow
to estimate an MIMO channel as … of such MIMO patterns, we restrict our discussion to pilot-…

… In this correspondence, we revisit the problem of pilot design for channel estimation in
MIMO OFDM systems with virtual carriers. Since equalization in OFDM is carried out in the …

… MIMO systems based on pilot aided arrangement is investigated in this paper. The estimation
of channel at pilot … The performance of MIMO OFDM and SISO OFDM are evaluated on the …

… frequency division multiplexing (MIMO-OFDM) system. In particular, we propose the
scattered pilot (SP), edge pilot (EP), and continuous pilot (CP) by exploiting a basic orthog- …

… to pilot-only schemes as well as pilot-data-multiplexed schemes. … -fading channel estimation
in MIMO OFDM systems and present … are used as pilot tones over the Q OFDM symbols, the …

… This paper considers optimal pilot design and placement for channel estimation in Multiple-input
Multiple-output (MIMO) Orthogonal Frequency-Division Multiplexing (OFDM) systems in …

… In Section II, we provide the brief summary of the MIMO-OFDM systems and also review the
… virtual pilot based channel estimation algorithm and the analysis of the virtual pilot selection …

… pilot approach that takes the pilot overhead issue into account is of importance for massive
MIMO-OFDM … phase shift pilots (APSPs) for massive MIMO-OFDM to reduce the pilot overhead…

… In this correspondence, we will study the use of pilots that are interspersed throughout the
OFDM symbol. We will assume that there are K pilots transmitting known data. The kth pilot (…