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Forecasting fish prices with an artificial neural network model during the tuna fraud
(Elsevier, 2024-12)
Article
Open AccessAgricultural price forecasting plays an important role in stabilising markets and ensuring food security. It provides insights for various stakeholders to optimise planting choices, allocate resources efficiently and ... -
Model-Order reduction of multistage cascaded models for digital predistortion
(Institute of Electrical and Electronics Engineers (IEEE), 2024-11-06)
Article
Open AccessThis paper explores the benefits of utilizing multistage cascaded (CC) behavioral models for digital predistortion (DPD) linearization of wideband high-efficiency power amplifiers (PAs). To reduce the computational complexity ... -
Super-hard DLC coatings as an alternative to polycrystalline diamond for cutting tools: Predictive analysis of aluminium alloy surface quality
(2022-06-23)
Article
Open AccessThe use of lightweight materials, such as ultra-high-strength aluminium alloys, is in high demand in the automotive and aerospace industries where weight savings are critical. The tool materials used for high-speed cutting ... -
A scalable bandwidth and frequency-dependent DPD linearizer for user equipment power amplifiers with nonflat frequency response
(Institute of Electrical and Electronics Engineers (IEEE), 2023-10-24)
Article
Open AccessThis article presents a scalable digital predistortion (DPD) linearizer for handset power amplifiers (PAs) with nonflat frequency response and assuming a 5G scenario with dynamic resource blocks (RBs) reallocation. The ... -
GPU versus FPGA implementation of a digital predistortion linearizer for wideband radiofrequency power amplifiers
(Elsevier, 2024-01)
Article
Open AccessThis paper presents and compares the implementation of a digital predistortion (DPD) linearizer for radiofrequency power amplifiers (PAs) considering two different hardware acceleration platforms. Both graphics processing ... -
Toward band n78 shear bulk acoustic resonators using crystalline Y-Cut lithium niobate films with spurious suppression
(Institute of Electrical and Electronics Engineers (IEEE), 2023-06-15)
Article
Open AccessThis work presents the study of suspended Y-cut Lithium Niobate shear bulk acoustic resonators for wide band filter applications in the frequency range of 3.5-4.5GHz. The resonators consist of a Lithium Niobate film with ... -
Digital predistortion linearization of a GaN HEMT push-pull power amplifier for cable applications with high fractional bandwidth
(2023-03-07)
Article
Open AccessThis paper presents two linearization strategies for a custom-designed wideband push-pull (PP) power amplifier (PA) for wired communication applications such as, for example, cable TV. Two digital predistortion (DPD) ... -
Digital linearization of wideband envelope tracking power amplifiers for mobile terminals
(IEEE Microwave Theory and Techniques Society, 2023-01)
Article
Open AccessThis article presents a low-complexity linearization method to compensate for multisource nonlinear distortion in wideband envelope tracking (ET) power amplifiers (PAs) for 5G new radio (NR) mobile terminals. The proposed ... -
Quasi-3D model for lateral resonances on homogeneous BAW resonators
(Multidisciplinary Digital Publishing Institute (MDPI), 2023)
Article
Open AccessLateral modes are responsible for the in-band spurious resonances that appear on BAW resonators, degrading the in-band filter response. In this work, a fast computational method based on the transmission line matrix (TLM) ... -
A tutorial on the characterisation and modelling of low layer functional splits for flexible radio access networks in 5G and beyond
(Institute of Electrical and Electronics Engineers (IEEE), 2023-10)
Article
Open AccessThe centralization of baseband (BB) functions in a radio access network (RAN) towards data processing centres is receiving increasing interest as it enables the exploitation of resource pooling and statistical multiplexing ... -
Workshops at IMS2023
(2023-05)
Article
Open AccessLists future events that should be of interest to practitioners and researchers. -
Analysis of spurious peaks at series resonance in solidly mounted resonators by combined BVD-Mason modelling
(2023-05)
Article
Open AccessSolidly Mounted Resonators (SMRs) for high frequency RF filters and sensing applications often display spurious resonances that distort their frequency response. In this work, we try to identify the origin of spurious ...