Results 11 to 20 of about 88,687,262 (271)

Fractional fourier transform based monopulse radar for combating jamming interference [PDF]

open access: yes, 2010
Monopulse radars are used to track a target that appears in the look direction beam width. The distortion produced when manmade high power interference (jamming).
Elgamel, Sherif A.E.H., Soraghan, J.J.
core   +4 more sources

Real-time adaptive filtering of dental drill noise using a digital signal processor [PDF]

open access: yes, 2006
The application of noise reduction methods requires the integration of acoustics engineering and digital signal processing, which is well served by a mechatronic approach as described in this paper.
Kaymak, E   +3 more
core   +6 more sources

Non orthogonal multiple access with wind energy harvesting

open access: yesAlexandria Engineering Journal, 2023
In this paper, we derive the performance of wireless communications using wind energy harvesting. We study the single-user and multi-user scenarios using Non Orthogonal and Orthogonal Multiple Access (NOMA and OMA).
Raed Alhamad, Hatem Boujemaa
doaj   +1 more source

Cell Partitioning Antenna System Performance in Multi-User Scenarios for mmWave Communications

open access: yesIEEE Access, 2021
Fixed-beam, high-gain antenna systems can be used for a finer partitioning of the currently used cell-sectoring. This partitioning has the benefit of reducing the number of users seen per antenna beam, which reduces interference.
Thomas A. H. Bressner   +7 more
doaj   +1 more source

Effective signal to intrinsic interference plus noise ratio analysis of affine precoded FBMC system [PDF]

open access: yesElectronics Letters, 2022
Abstract An affine precoding and decoding (APD) method of channel estimation and data detection in the filter bank multi‐carrier (FBMC) system is implemented, and it is found to be useful from bit error rate (BER) perspective. Effective average signal to intrinsic interference plus noise ratio is derived theoretically and from this ...
Radhashyam Patra   +2 more
openaire   +1 more source

A Low-Complexity Deep Neural Network for Signal-to-Interference-Plus-Noise Ratio Estimation

open access: yesAnais do I Workshop de Redes 6G (W6G 2021), 2021
Mobile network technology has been driven by a huge demand for throughput and reliability to support new emerging services. The quality of service is based on measurements of indicators with a high level of precision. Accurate controlling of parameters to fulfil the quality requirements will be essential for future applications. In LTE and 5G standards,
Roberto M. M. Kagami, Luciano L. Mendes
openaire   +2 more sources

GLRT-Based Direction Detectors in Homogeneous Noise and Subspace Interference [PDF]

open access: yes, 2007
In this paper, we derive and assess decision schemes to discriminate, resorting to an array of sensors, between the H0 hypothesis that data under test contain disturbance only (i.e., noise plus interference) and the H1 hypothesis that they also contain ...
Ricci, Giuseppe   +12 more
core   +2 more sources

Direction detector for distributed targets in unknown noise and interference [PDF]

open access: yes, 2013
Adaptive detection of distributed radar targets in homogeneous Gaussian noise plus subspace interference is addressed. It is assumed that the actual steering vectors lie along a fixed and unknown direction of a preassigned and known subspace, while ...
Bandiera, Francesco   +3 more
core   +1 more source

Pitch-scaled estimation of simultaneous voiced and turbulence-noise components in speech

open access: yes, 2001
Almost all speech contains simultaneous contributions from more than one acoustic source within the speaker's vocal tract. In this paper, we propose a method -- the pitch-scaled harmonic filter (PSHF) -- which aims to separate the voiced and turbulence ...
Shadle, Christine H.   +3 more
core   +2 more sources

SLINR-Based Downlink Optimization in MU-MIMO Networks

open access: yesIEEE Access, 2022
Optimizing the downlink of multi-cell multiuser multiple input multiple output (MU-MIMO) networks has received substantial attention; however, the schemes in the literature consider centralized solutions requiring significant overhead in information ...
Tyler Gamvrelis   +3 more
doaj   +1 more source

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