Improved Bound Fit Algorithm for Fine Delay Scheduling in a Multi-Group Scan of Ultrasonic Phased Arrays.

Sensors (Basel)

School of Mechanical & Automotive Engineering, South China University of Technology, Guangzhou 510641, China.

Published: February 2019

Multi-group scanning of ultrasonic phased arrays (UPAs) is a research field in distributed sensor technology. Interpolation filters intended for fine delay modules can provide high-accuracy time delays during the multi-group scanning of large-number-array elements in UPA instruments. However, increasing focus precision requires a large increase in the number of fine delay modules. In this paper, an architecture with fine delay modules for time division scheduling is explained in detail. An improved bound fit (IBF) algorithm is proposed, and an analysis of its mathematical model and time complexity is provided. The IBF algorithm was verified by experiment, wherein the performances of list, longest processing time, bound fit, and IBF algorithms were compared in terms of frame data scheduling in the multi-group scan. The experimental results prove that the scheduling algorithm decreased the makespan by 8.76⁻21.48%, and achieved the frame rate at 78 fps. The architecture reduced resource consumption by 30⁻40%. Therefore, the proposed architecture, model, and algorithm can reduce makespan, improve real-time performance, and decrease resource consumption.

Download full-text PDF

Source
http://www.ncbi.nlm.nih.gov/pmc/articles/PMC6412407PMC
http://dx.doi.org/10.3390/s19040906DOI Listing

Publication Analysis

Top Keywords

fine delay
16
bound fit
12
delay modules
12
improved bound
8
scheduling multi-group
8
multi-group scan
8
ultrasonic phased
8
phased arrays
8
multi-group scanning
8
fit ibf
8

Similar Publications

Background: The impact of prolonged surgical waiting time (SWT) on the prognosis of pancreatic ductal adenocarcinoma (PDAC) remains controversial. This study aimed to explore the impact of prolonged SWT on PDAC-specific mortality (PSM).

Methods: The data of patients with stage I-II primary PDAC who received radical resection were obtained from the Surveillance, Epidemiology, and End Results database.

View Article and Find Full Text PDF

Ischemic stroke is responsible for significant morbidity and mortality in the United States and worldwide. Stroke treatment optimization requires emergency medical personnel to make rapid triage decisions concerning destination hospitals that may differ in their ability to provide highly time-sensitive pharmaceutical and surgical interventions. These decisions are particularly crucial in rural areas, where transport decisions can have a large impact on treatment times - often involving a trade-off between delay in pharmaceutical therapy or a delay in endovascular thrombectomy.

View Article and Find Full Text PDF

Unlabelled: High rates of childhood neurodisability are reported among the Roma, Europe's largest ethnic minority community. Interventions targeting early child development (ECD) during the first 2 years of life can improve neurodevelopmental outcomes in vulnerable children; however, evidence from Roma preschoolers is scarce. In a quasi-experimental observational study, we compared neurodevelopmental outcomes at age 2 years, measured on the INTERGROWTH-21st Project Neurodevelopmental Assessment (INTER-NDA), between Roma children receiving a community-based ECD intervention (RI, n = 98), and age- and sex-matched Roma and non-Roma children (RC, n = 99 and NRC, n = 54, respectively) who did not receive the intervention in Eastern Slovakia.

View Article and Find Full Text PDF

Objectives: Admission to ICU is associated with long-term consequences for the survivors. The study explores whether Danish ICU survivors remain employed after ICU discharge.

Design: A longitudinal register study of 16,284 Danish ICU survivors 25-67 years old 1:1 sex- and age-matched with general population references.

View Article and Find Full Text PDF

Involvement of GTPases and vesicle adapter proteins in Heparan sulfate biosynthesis: role of Rab1A, Rab2A and GOLPH3.

FEBS J

January 2025

Departamento de Bioquímica, Instituto de Farmacologia e Biologia Molecular, Escola Paulista de Medicina, Universidade Federal de São Paulo, Brazil.

Vesicle trafficking is pivotal in heparan sulfate (HS) biosynthesis, influencing its spatial and temporal regulation within distinct Golgi compartments. This regulation modulates the sulfation pattern of HS, which is crucial for governing various biological processes. Here, we investigate the effects of silencing Rab1A and Rab2A expression on the localisation of 3-O-sulfotransferase-5 (3OST5) within Golgi compartments and subsequent alterations in HS structure and levels.

View Article and Find Full Text PDF

Want AI Summaries of new PubMed Abstracts delivered to your In-box?

Enter search terms and have AI summaries delivered each week - change queries or unsubscribe any time!