Results 11 to 20 of about 88,006,054 (165)

Cognitive Radio for Broadband Access in Rural Africa and other Developing Countries [PDF]

open access: yes, 2011
This thesis examines how Cognitive Radio (CR) can impact broadband access in rural Africa and other developing countries. We investigate how CR through dynamic spectrum access facilitates the efficient use of underutilized spectrum (white spaces) in ...
MMARY, C. T
core   +6 more sources

Link level modelling techniques for analysing the configuration of link adaptation algorithms in mobile radio networks [PDF]

open access: yes, 2004
The operation of Link Adaptation algorithms is based on channel quality estimates. It is therefore important to analyse the performance of such algorithms with link level models that properly capture the channel conditions and dynamics. Previous research
Gozalvez, J., Dunlop, J.
core   +3 more sources

Empowering and conquering infirmity of visually impaired using AI‐technology equipped with object detection and real‐time voice feedback system in healthcare application

open access: yesCAAI Transactions on Intelligence Technology, EarlyView., 2023
Abstract The Internet of Things is emerging as a crucial technology in aiding humans and making their lives easier. Among the human population, a large percentage of people suffer from disabilities resulting in challenges in everyday life particularly people with visual disabilities.
Hania Tarik   +8 more
wiley   +1 more source

Sensor-enhanced housing survey data for urban heat investigation

open access: yes, 2023
During the summer months from July 2023 to September 2023 (including a mini heatwave in early September 2023), 40 Smart Citizen sensors have recorded data in homes in Southwark, London, with recording duration from 24 days to 53 days.
Livingston, Mark   +6 more
core   +1 more source

Design and implementation of geographic information system with mobile terminal and 5G network

open access: yesIET Networks, EarlyView., 2022
Abstract Remote insurance mainly completes quotation, insurance application and payment through the PC terminal and mobile terminal, and the premium directly enters the insurance account. This article takes remote insurance as an example. First, it analyses the requirements of the remote insurance and insurance system, and then collects data from the ...
Huijun Xiao, Tangsen Huang, Ensong Jiang
wiley   +1 more source

Using Trees: Myrmecocystus Phylogeny and Character Evolution and New Methods for Investigating Trait Evolution and Species Delimitation (PhD Dissertation) [PDF]

open access: yes, 2008
1) Rates of phenotypic evolution have changed throughout the history of life, producing variation in levels of morphological, functional, and ecological diversity among groups.
Brian C. O'Meara
core   +1 more source

Interference cancellation using antenna diversity for EDGE-enhanced data rates in GSM and TDMA/136

open access: yes, 1999
EDGE (enhanced data rates for global evolution) is one of the future wireless communication systems, offering high bit rates and packet data services. For data services an increased link quality will directly translate into improved throughput.
A. Furuskar   +7 more
core   +1 more source

Complementary metal oxide semiconductor class-AB amplifier for global system for mobile communications-enhanced data rates for GSM evolution Tx

open access: yesIET Microwaves, Antennas & Propagation, 2011
In this work a two-stage class-AB complementary metal oxide semiconductor radio frequency (CMOS RF) power amplifier is designed and tested according to global system for mobile communications-enhanced data rates for GSM evolution (GSM-EDGE) requirements.
openaire   +2 more sources

Modular, Textile‐Based Soft Robotic Grippers for Agricultural Produce Handling

open access: yesAdvanced Robotics Research, EarlyView.
This article introduces textile‐based pneumatic grippers that transform simple textiles into robust bending actuators. Detailed experiments uncover how cut geometry and fabric selection shape performance. Successful handling of fragile agricultural items showcases the potential of textile robotics for safe, scalable automation in food processing and ...
Zeyu Hou   +4 more
wiley   +1 more source

Upscaling Sodium‐Ion Battery Cells: From Aqueous Processing to Performance Assessment of Hard Carbon|Prussian White Pouch Cells

open access: yesAdvanced Energy Materials, EarlyView.
This study investigates the feasibility of scaling up Prussian White (PW)‐based cathode manufacturing at a pilot scale. Through careful PW dehydration combined with optimized aqueous processing, we report the stepwise development of industrially relevant 1 Ah pouch cells and evaluate their performance under various conditions.
Faduma M. Maddar   +7 more
wiley   +1 more source

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