Results 71 to 80 of about 40,195 (185)
Ingenius, 2010 WiMAX móvil muestra una serie de características que lo hacen ideal para el despliegue en zonas rurales y en países en vías de desarrollo. En este trabajo se presentan las principales características de IEEE 802.16, se analiza el avance en tecnologías de antenas, diseño de Cross Layer, manejo de interferencia, scheduling y las aplicaciones para WiMAX ...
openaire +3 more sources
International Journal of RF and Microwave Computer-Aided Engineering, Volume 2025, Issue 1, 2025.Kidney stone detection using conventional ultrasound imaging often suffers due to low contrast and speckle noise, which can compromise diagnostic accuracy. Microwave imaging emerges as a promising alternative, using microstrip patch antennas to precisely locate kidney stones by detecting shifts in S‐parameter (S11).
Samiun Bari Chowdhury Sadat +2 more
wiley +1 more source
Transmission Delay of Multi-hop Heterogeneous Networks for Medical Applications
, 2012 Nowadays, with increase in ageing population, Health care market keeps growing. There is a need for monitoring of Health issues. Body Area Network consists of wireless sensors attached on or inside human body for monitoring vital Health related problems ...
Israr, I. +5 more
core +1 more source
A Floral‐Like Fractal Ultra‐Wideband Flexible Antenna for Wearable Device
International Journal of RF and Microwave Computer-Aided Engineering, Volume 2025, Issue 1, 2025.In the context of the rapid development of wireless body area network and ultra‐wideband technology, this design puts forward a new structure of ultra‐wideband flexible antenna. Its operating band is 1.22–8.82 GHz, with a maximum gain of 4.8 dBi. The antenna adopts a polyimide material with a relative dielectric constant of 3.5 and a thickness of 0.2 ...
Xiaoying Ran +5 more
wiley +1 more source
Applying FDTD to the Coverage Prediction of WiMAX Femtocells
EURASIP Journal on Wireless Communications and Networking, 2009 Femtocells, or home base stations, are a potential future solution for operators to increase indoor coverage and reduce network cost. In a real WiMAX femtocell deployment in residential areas covered by WiMAX macrocells, interference is very likely to ...
Valcarce Alvaro +4 more
doaj +2 more sources
International Journal of RF and Microwave Computer-Aided Engineering, Volume 2025, Issue 1, 2025.In wireless telecommunication systems, the precise adjustment of the antenna direction has a direct effect on the quality of the received signal. In this article, a new routing algorithm is designed using the wireless energy harvesting (WEH) technology from electromagnetic waves to adjust the orientation of the receiver antenna.
Saeed Hosseini +4 more
wiley +1 more source
Performance Evaluation of Downlink WiMAX System in Vicinity of UWB System [PDF]
Iraqi Journal for Electrical and Electronic Engineering, 2011 In this paper, we evaluate the performance of WiMAX downlink system in vicinity of UWB system. The study is achieved via simulating a scenario of an office building which utilizes from both WiMAX and UWB appliances.
Maan A. S. Al-Adwany
doaj
Performance Evaluation of IPTV over WiMAX Networks Under Different Terrain Environments
, 2013 Deployment Video on Demand (VoD) over the next generation (WiMAX) has become one of the intense interest subjects in the research these days, and is expected to be the main revenue generators in the near future.
Hamodi, Jamil M., Thool, Ravindra C.
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Concatenated Turbo/LDPC codes for deep space communications: performance and implementation [PDF]
, 2013 Deep space communications require error correction codes able to reach extremely low bit-error-rates, possibly with a steep waterfall region and without error floor. Several schemes have been proposed in the literature to achieve these goals.
Condo, Carlo
core
A business planning framework for WiMAX applications [PDF]
, 2009 Mobile networking refers to wireless technologies which provide communications between devices. Applications for mobile networking have a broad scope as they can be applied to many situations in either industrial or commercial sectors.
De Coster, R
core