Nothing Special   »   [go: up one dir, main page]

Khalaf et al., 2016 - Google Patents

Performance of smart antenna system under different SNR

Khalaf et al., 2016

View PDF
Document ID
4579351355356975046
Author
Khalaf A
El-Daly A
Hamed H
Publication year
Publication venue
2016 24th International Conference on Software, Telecommunications and Computer Networks (SoftCOM)

External Links

Snippet

Many significant sources of error take place in the smart antenna system like mismatching between the supposed steering vectors and the real vectors, insufficient calibration of array antenna, etc. These errors correspond to adding spatially white noise to each element of the …
Continue reading at www.researchgate.net (PDF) (other versions)

Classifications

    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q3/00—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system
    • H01Q3/26—Arrangements for changing or varying the orientation or the shape of the directional pattern of the waves radiated from an aerial or aerial system varying the relative phase or relative amplitude of energisation between two or more active radiating elements; varying the distribution of energy across a radiating aperture
    • H01Q3/2605—Array of radiating elements provided with a feedback control over the element weights, e.g. adaptive arrays
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/08—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station
    • H04B7/0837—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the receiving station using pre-detection combining
    • H04B7/0842—Weighted combining
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q21/00—Aerial arrays or systems
    • H01Q21/06—Arrays of individually energised active aerial units similarly polarised and spaced apart
    • H01Q21/061—Two dimensional planar arrays
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q21/00—Aerial arrays or systems
    • H01Q21/24—Combinations of aerial elements or aerial units polarised in different directions for transmitting or receiving circularly and elliptically polarised waves or waves linearly polarised in any direction
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B7/00—Radio transmission systems, i.e. using radiation field
    • H04B7/02—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas
    • H04B7/04—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas
    • H04B7/06—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station
    • H04B7/0613—Diversity systems; Multi-antenna systems, i.e. transmission or reception using multiple antennas using two or more spaced independent antennas at the transmitting station using simultaneous transmission
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q1/00—Details of, or arrangements associated with, aerials
    • H01Q1/52—Means for reducing coupling between aerials; Means for reducing coupling between an aerial and another structure
    • H01Q1/521—Means for reducing coupling between aerials; Means for reducing coupling between an aerial and another structure reducing the coupling between adjacent antennas
    • H01Q1/523—Means for reducing coupling between aerials; Means for reducing coupling between an aerial and another structure reducing the coupling between adjacent antennas between antennas of an array
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q19/00—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic
    • H01Q19/28—Combinations of primary active aerial elements and units with secondary devices, e.g. with quasi-optical devices, for giving the aerial a desired directional characteristic using a secondary device in the form of two or more substantially straight conductive elements
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q25/00—Aerials or aerial systems providing at least two radiating patterns
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q13/00—Waveguide horns or mouths; Slot aerials; Leaky-waveguide aerials; Equivalent structures causing radiation along the transmission path of a guided wave
    • H01Q13/02—Waveguide horns
    • H—ELECTRICITY
    • H01—BASIC ELECTRIC ELEMENTS
    • H01Q—AERIALS
    • H01Q15/00—Devices for reflection, refraction, diffraction, or polarisation of waves radiated from an aerial, e.g. quasi-optical devices

Similar Documents

Publication Publication Date Title
Singh et al. Trends in adaptive array processing
Patra et al. A comparison between different adaptive beamforming techniques
Reza et al. Robust uniform concentric circular array beamforming in the existence of look direction disparity
Khalaf et al. Different adaptive beamforming algorithms for performance investigation of smart antenna system
Reza et al. Robust concentric circular antenna array with variable loading technique in the presence of look direction disparity
Bodhe et al. Beamforming Techniques for Smart Antennas using Rectangular Array Structure
Liu et al. A robust beamformer based on weighted sparse constraint
CN111257863B (en) High-precision multipoint linear constraint self-adaptive monopulse direction finding method
Hossain et al. Performance analysis of broadband concentric circular antenna array processor
Liu et al. Joint design of transmit and receive beamforming for interference mitigation
Reza et al. Performance investigation of robust concentric circular antenna array beamformer in the presence of look direction disparity
Khalaf et al. Performance of smart antenna system under different SNR
Wang et al. Reconfigurable adaptive linear array signal processing in GNSS applications
Reza et al. Robust centered element concentric circular antenna array with low side lobe using variable loading and tapering windows in the presence of array imperfections
Li et al. Robust least squares constant modulus beamforming with sparse constraint
Jagtap et al. Classification and Trends in Adaptive Beamforming Techniques of MIMO Radar
Moghaddam Improving LMS/NLMS-based beamforming using Shirvani-Akbari array
Hajiabadi et al. Adaptive beamforming based on linearly constrained maximum correntropy learning algorithm
Jahromi et al. Steering broadband beamforming without pre-steering
Lo Improving performance of real-symmetric adaptive array by signal blocking
Meshksar et al. A beamforming method for cylindrical array based on the array decomposition approach
Richmond Cross coherence and joint pdf of the bartlett and capon power spectral estimates
Yin Adaptive Beamforming for Constant Modulus Signal of Interest Based on Acoustic Vector Array
Otsapa et al. An Efficient Broadband Null-Steering Beamformer for Interference Mitigation in Wireless Communication
Ali et al. Robust Beamformer in the Presence of Mutual Coupling