Results 81 to 90 of about 323,225 (210)

Intelligent Distributed Optical Fiber Sensing in Transportation Infrastructures: Research Progress, Applications, and Challenges

Advanced Photonics Research, Volume 7, Issue 10, October 2026.
Distributed optical fiber sensing (DOFS) is reviewed as a transformative technology for intelligent monitoring of transportation infrastructures. Advances in sensing fibers, cable design, and data analytics are summarized alongside representative field applications.
Xin Gui, Fanhao Zeng, Yunchuan Zhang, Yiming Wang, Jiaqi Wang, Changjia Wang, Xuelei Fu, Sheng Li, Fang Liu, Lina Yue, Jinpeng Jiang, Zhengying Li   +11 more
wiley   +1 more source

Beamforming method: suppression of spatial aliasing using moving arrays

, 2008
In the scientific and industrial community a growing interest is nowadays devoted to sound source localization techniques. Among all the existing methods, the use of the beamforming algorithm in sound source localization problems is increasing, thanks ...
LURATI M., RIPAMONTI F., VANALI, Marcello, CIGADA A   +3 more
core  

Vector modulators for analog-beamforming receivers [PDF]

, 2010
This work focuses on new architectures for analog-beamforming receivers. In recent years, the drive for wireless communication techniques that can accomodate more users, provide higher data rates, and facilitate more reliable connections has generated a ...
Tseng, Richard Y.
core  

Performance of Analog Beamforming Systems With Optimized Phase Noise Compensation [PDF]

IEEE Transactions on Signal Processing, 2020
To appear in IEEE Transactions on Signal Processing ...
openaire   +2 more sources

Outdoor mm-wave 5G/6G transmission with adaptive analog beamforming and IFoF fronthaul. [PDF]

Sci Rep, 2023
Pérez Santacruz J, Meyer E, Budé RXF, Stan C, Jurado-Navas A, Johannsen U, Tafur Monroy I, Rommel S.   +7 more
europepmc   +1 more source

Adaptive beamforming assisted receiver

, 2007
Adaptive beamforming is capable of separating user signals transmitted on the same carrier frequency, and thus provides a practical means of supporting multiusers in a space-division multiple-access scenario.
Sheng Chen, Chen, Sheng
core  

Multiuser Downlink Hybrid Analog-Digital Beamforming with Individual SINR Constraints [PDF]

, 2017
This paper deals with the problem of multiuser transmit hybrid analog-digital beamforming. Precisely, we tackle the problem of transmit power minimization under minimum signal-to-noise-plus-interference ratio (SINR) constraints.
Pérez-Neira, Ana I., Blanco, Luis, Vázquez, Miguel Ángel   +2 more
core   +1 more source

Genetic Algorithm Assisted Error Probability Optimisation for Beamforming

, 2004
A novel Genetic Algorithm (GA) assisted direct error probability optimisation technique is proposed for adaptive beamforming, which reduces the achievable error probability by nearly two orders of magnitude at a signal-to-noise ratio of 10dB in the ...
Wolfgang, A., Ahmad, N.N., Hanzo, L., Chen, S.   +3 more
core   +1 more source

Outage Constrained Robust Hybrid Coordinated Beamforming for Massive MIMO Enabled Heterogeneous Cellular Networks

IEEE Access, 2017
Heterogeneous network (HetNet), employing massive multiple-input multiple-output (MIMO), has been recognized as a promising technique to enhance network capacity, and to improve energy efficiency for the fifth generation of wireless communications ...
Guixian Xu, Chia-Hsiang Lin, Weiguo Ma, Shanzhi Chen, Chong-Yung Chi   +4 more
doaj   +1 more source

Spectral Efficiency of mmWave Massive MIMO Systems with Hybrid Beamforming

Wasit Journal of Engineering Sciences
Millimeter wave communications (mmWave) has been considered a key enabling technique for 5G systems since it offers orders of magnitude more spectrum than current frequency bands.
Sajjad Kadhim, Hasan Khazaal, Hamed Al-Raweshidy, Ismail Hburi, Ruwa Mohammed, Asmaa Aliwy   +5 more
doaj   +1 more source