Results 31 to 40 of about 106,059 (313)

Mediumband Wireless Communication

open access: yes2022 IEEE 96th Vehicular Technology Conference (VTC2022-Fall), 2022
5 pages, 3 figures, Proceedings of IEEE Vehicular Technology conference (VTC-Fall) 2022, London ...
openaire   +2 more sources

Context-based user grouping for multi-casting in heterogeneous radio networks [PDF]

open access: yesAdvances in Radio Science, 2011
Along with the rise of sophisticated smartphones and smart spaces, the availability of both static and dynamic context information has steadily been increasing in recent years.
C. Mannweiler   +3 more
doaj   +1 more source

Biomonitoring with Wireless Communications [PDF]

open access: yesAnnual Review of Biomedical Engineering, 2003
▪ Abstract  Wireless biomonitoring, first used in human beings for fetal heart-rate monitoring more than 30 years ago, has now become a technology for remote sensing of patients' activity, blood pulse pressure, oxygen saturation, internal pressures, orthopedic device loading, and gastrointestinal endoscopy.
openaire   +3 more sources

Optical wireless communications utilizing a dicode PPM PIN-BJT receiver [PDF]

open access: yes, 2005
Original results are presented for an optical wireless system employing dicode pulse position modulation (DiPPM) and a PIN-BJT receiver. When operating at and a bit rate of 10 Mb/s a sensitivity of –51 dBm (Pe=10-9) is achieved and this represents a ...
Cryan, R.A., Menon, M.
core   +1 more source

Energy-efficient transmission strategies for CoMP downlink—overview, extension, and numerical comparison

open access: yesEURASIP Journal on Wireless Communications and Networking, 2018
This paper focuses on energy-efficient coordinated multi-point (CoMP) downlink in multi-antenna multi-cell wireless communications systems. We provide an overview of transmit beamforming designs for various energy efficiency (EE) metrics including ...
Kien-Giang Nguyen   +4 more
doaj   +1 more source

Wireless and Radio Communications [PDF]

open access: yesIEEE Communications Standards Magazine, 2017
The articles in this special section examine new and emerging wireless and radio communication technologies.
Todor Cooklev   +2 more
openaire   +3 more sources

Wireless-powered device-to-device communications with ambient backscattering : performance modeling and analysis

open access: yes, 2017
The recent advanced wireless energy harvesting technology has enabled wireless-powered communications to accommodate wireless data services in a self-sustainable manner.
Xiao Lu   +9 more
core   +1 more source

Max-Min Fairness for Stacked Intelligent Metasurface-Assisted Multi-User MISO Systems

open access: yesIEEE Open Journal of the Communications Society
Stacked intelligent metasurface (SIM) is an emerging technology that uses multiple reconfigurable surface layers to enable flexible wave-based beamforming.
Nipuni Ginige   +5 more
doaj   +1 more source

6G: The Intelligent Network of Everything

open access: yesIEEE Access
The global 6G vision has taken its shape after years of international research and development efforts. This work culminated in ITU-R Recommendation on “IMT-2030 Framework”.
Harri Pennanen   +4 more
doaj   +1 more source

Recent developments in indoor optical wireless systems [PDF]

open access: yes, 2008
An overview of the developments in optical wireless systems viewed from the traditional communications viewpoint of transmitter, channel and receiver is presented.
Leeson, Mark S.   +3 more
core   +1 more source

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