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[PDF] Top 20 On Some Optimal MIMO Antenna Coefficients in Multipath Channels

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On Some Optimal MIMO Antenna Coefficients in Multipath Channels

On Some Optimal MIMO Antenna Coefficients in Multipath Channels

... derives some optimum transmit and receive antenna coefficients in wireless multipath channels based on the spherical vector wave multimode expansion of the multiple-input ... See full document

23

Optimizing time and space MIMO antenna system for frequency selective fading channels

Optimizing time and space MIMO antenna system for frequency selective fading channels

... selective channels with prior knowledge of the channel at the ...flat channels, our results reduce to expressions for optimal weights previously ... See full document

13

Performance Comparison of MIMO Systems over AWGN and Rician Channels using OSTBC4 with Zero Forcing Receivers

Performance Comparison of MIMO Systems over AWGN and Rician Channels using OSTBC4 with Zero Forcing Receivers

... to MIMO and such arrangement can be used to increase data rates or to improve link quality due to spatial diversity ...[1]. MIMO system uses spatial multiplexing by spatially separated antennas to combat ... See full document

7

CDMA Downlink Transmission with Transmit Antenna Arrays and Power Control in Multipath Fading Channels

CDMA Downlink Transmission with Transmit Antenna Arrays and Power Control in Multipath Fading Channels

... Power control was conceived originally as a mechanism to deal with the near-far problem, but a more general emerg- ing view is that it is a flexible mechanism to provide dif- ferent quality of service to users with ... See full document

14

Code designs for MIMO broadcast channels

Code designs for MIMO broadcast channels

... on MIMO BCs focus on maximizing the sum-rate, ...[21], optimal precoding can be accomplished with reasonable computational complexity by employing an iterative procedure at the ... See full document

11

Compressed Sensing of Sparse Multipath MIMO Channels with Superimposed Training Sequence

Compressed Sensing of Sparse Multipath MIMO Channels with Superimposed Training Sequence

... proposed MIMO communication system model has a block diagram as shown in ...receive antenna array elements, ...transmit antenna propagates through a sparse MIMO communication channel with Q ... See full document

29

Optimizing the wireless power transfer over MIMO Channels

Optimizing the wireless power transfer over MIMO Channels

... the optimal operating point, which maximizes the PTE over a given MIMO ...The optimal operating point will be described by the complex amplitudes of the optimal incident and reflected waves of ... See full document

7

MIMO Assisted Space Code Division Multiple Access: Linear Detectors and Performance over Multipath Fading Channels

MIMO Assisted Space Code Division Multiple Access: Linear Detectors and Performance over Multipath Fading Channels

... using some ad- vanced transmission and detection ...proposed MIMO SCDMA system, each user can be distinguished jointly by its spreading code signature and its unique channel impulse response (CIR) transfer ... See full document

11

Optimal ZF Precoder for MU massive MIMO Systems over Ricean Channel with per Antenna Power Allocation

Optimal ZF Precoder for MU massive MIMO Systems over Ricean Channel with per Antenna Power Allocation

... LoS channels among different channel vectors, thus enable diversity reduction in (M − N K ...BS antenna is ...proposed optimal ZF precoder with LR-based SVD outperform the other ... See full document

11

Receivers and CQI Measures for MIMO-CDMA Systems in Frequency-Selective Channels

Receivers and CQI Measures for MIMO-CDMA Systems in Frequency-Selective Channels

... the MIMO link quality, similar to the notion of generalized ...to multipath channels, and show that in this case successive decoding achieves the constrained mutual ... See full document

12

Optimal Design of Uniform Rectangular Antenna Arrays for Strong Line of Sight MIMO Channels

Optimal Design of Uniform Rectangular Antenna Arrays for Strong Line of Sight MIMO Channels

... the optimal design is dependent on the Tx-Rx distance and on the orientation of the two ...the optimal design equations is given in Section 4, while the eigenvalues of the LOS channel matrix are discussed ... See full document

10

Title: Improved Space Time Block Coding Diversity Technique for Rayleigh Fading Channel in Wireless Systems

Title: Improved Space Time Block Coding Diversity Technique for Rayleigh Fading Channel in Wireless Systems

... on MIMO system Rayleigh Fading Channel ...used. MIMO system using Alamouti STBC coding is done over different QAM modulation (8,16,32,64) and compare the results of STBC coding with BPSK modulation with ... See full document

10

Wireless Communications with MIMO Systems: Analysis and Practice

Wireless Communications with MIMO Systems: Analysis and Practice

... multiuser MIMO communications, which is envisioned to be of crucial importance to future wireless networks, and is believed to benefit significantly from a crosslayer ...multiuser MIMO systems has begun to ... See full document

117

Effects of Near-Field Loading on Compact MIMO Antennas.

Effects of Near-Field Loading on Compact MIMO Antennas.

... Figure 3.13a shows that a near field load fabricated by PLA plastic in a reliable and easy-to-use 3D printer, Lulzbot Taz 6. Even the PEC near field load was used in the simulations, but the perfect electrical conductor ... See full document

76

Joint Transmit Antennas for Energy Efficiency in Downlink Massive MIMO Systems

Joint Transmit Antennas for Energy Efficiency in Downlink Massive MIMO Systems

... an antenna selection algorithm in massive Abstract: Massive multiple-input-multiple-output (MIMO) systems are an exciting area of fifth-generation (5G) technology and very important in maximizing energy ... See full document

5

Resource Allocation in Network MIMO using Particle Swarm Optimization

Resource Allocation in Network MIMO using Particle Swarm Optimization

... Network MIMO consists of several base stations with multiple antennas, forming a large antenna array and coordination among the base stations has been considered as a promising way to mitigate ICI in future ... See full document

9

Improving Energy Efficient QOS Performance for Heterogeneous MANET

Improving Energy Efficient QOS Performance for Heterogeneous MANET

... and multipath routings are constructed by using the QoS ...the multipath routes and then the gateway node is found by using a gateway selection ...the multipath for each source to destination is ... See full document

12

Minimization Of Inter Carrier Interference Using Iterative Technique for Mimo-Ofdm

Minimization Of Inter Carrier Interference Using Iterative Technique for Mimo-Ofdm

... multiplexing – multiple input multiple output (OFDM- MIMO) systems, in multipath fading channels the time period of an OFDM block is not constant. As a result, the sub-carriers lose their ... See full document

5

Analysis of Bent Ground plane on MIMO Antenna

Analysis of Bent Ground plane on MIMO Antenna

... Here, antenna array with three elements are proposed to evaluate the diversity performance of MIMO antennas ...plate antenna array with a bent ground plane is ...of antenna is found to be - ... See full document

8

Optimal Power Allocation with Channel Inversion Regularization-Based Precoding for MIMO Broadcast Channels

Optimal Power Allocation with Channel Inversion Regularization-Based Precoding for MIMO Broadcast Channels

... d.c. optimization problem [16] similar to that formulated for optimal spectrum balancing (OSB) in digital subscriber lines (DSLs) interference channels [14]. This particular class of d.c. optimization ... See full document

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