Results 31 to 40 of about 924 (165)

Monitoring Accessibility Services in Digital Television

open access: yesInternational Journal of Digital Multimedia Broadcasting, Volume 2012, Issue 1, 2012., 2012
This paper addresses methodology and tools applied to the monitoring of accessibility services in digital television at a time when the principles of accessibility and design are being considered in all new audiovisual media communication services. The main objective of this research is to measure the quality and quantity of existing accessibility ...
Francisco Utray   +4 more
wiley   +1 more source

Perancangan, Optimasi dan Analisis High Isolation Dual-Band MIMO 5G Antena untuk Implementasi pada Smartphone

open access: yesJurnal Elkomika, 2022
ABSTRAK Pemerintah telah menyiapkan kandidat spektrum frekuensi 700 MHz, 2,3 GHz dan 26 GHz/28 GHz untuk teknologi 5G di Indonesia. Dibutuhkan desain antena dengan isolasi tinggi, mampu bekerja secara MIMO dengan struktur yang ringkas agar tidak ...
RIZCKY GANDARRITYAZ   +2 more
doaj   +1 more source

Rancang Bangun Antena Mikrostrip Model Biquad untuk Komunikasi Wireless dengan Pandu Gelombang Coplanar pada Frekuensi 5.8 GHz

open access: yesPositron, 2018
Telah didesain dan difabrikasi sebuah antena mikrostrip model biquad yang mampu bekerja pada frekuensi wireless yaitu 5.8 GHz yang dapat digunakan sebagai media transformasi data.
Megastin Massang Lumembang   +1 more
doaj   +1 more source

Revision of Manettia (Rubiaceae) in Paraguay

open access: yesNordic Journal of Botany, Volume 2026, Issue 2, February 2026.
Manettia Mutis is a Neotropical genus comprising over 100 species, many of which are only known from their original descriptions or, at most, from revisions dating back over 100 years. Recent review studies have remained unpublished for several years. Conventional taxonomic methods are followed.
Silvana Yasmin Gauto   +2 more
wiley   +1 more source

Carbon Emissions From Low‐Order Streams in a Tropical, High‐Elevation, Peatland Ecosystem Are Mediated by Catchment Morphology

open access: yesWater Resources Research, Volume 61, Issue 4, April 2025.
Abstract Inland waters emit large amounts of carbon and are key players in the global carbon budget. Particularly high rates of carbon emissions have been reported in streams draining mountains, tropical regions, and peatlands. However, few studies have examined the spatial variability of CO2 concentrations and fluxes occurring within these systems ...
Keridwen M. Whitmore   +5 more
wiley   +1 more source

Beyond Income Disparities: Perceived Health and Education Inequities Drive Actions to Reduce Economic Inequality

open access: yesEuropean Journal of Social Psychology, Volume 55, Issue 2, Page 396-415, March 2025.
ABSTRACT Perceiving income disparities has a limited impact on attitudes towards reducing economic inequality. In this research, we proposed a novel and alternative strategy by focusing on other aspects intrinsically related to economic inequality, such as unequal access to health and education resources.
Francisco Miguel Soler‐Martínez   +2 more
wiley   +1 more source

The specialised buzz pollination syndrome poses a partial barrier to plant invasions

open access: yesJournal of Ecology, Volume 112, Issue 8, Page 1686-1700, August 2024.
We found that plants that exhibit traits consistent with the buzz‐pollination syndrome are underrepresented as invasive species across the globe. Our result suggests that the specialist buzz‐pollination syndrome poses a partial barrier to plant invasions. Our review also highlighted six alternative insect behaviours that can enable invasive plants with
Laura C. Lopresti   +2 more
wiley   +1 more source

ALUMUNIUM BAHAN ANTENA UNTUK OPTIMASI TRANSMISI GELOMBANG RADIO

open access: yesSimetris: Jurnal Teknik Mesin, Elektro dan Ilmu Komputer, 2016
Antena merupakan instrumen pada elektronika telekomunikasi yang sangat berguna pada pentransmisian gelombang suara baik gelombang audio maupun radio.
Roni Kartika Pramuyanti
doaj   +1 more source

Artificial Intelligence applications in Noise Radar Technology

open access: yesIET Radar, Sonar &Navigation, Volume 18, Issue 7, Page 986-1001, July 2024.
Abstract Radar systems are a topic of great interest, especially due to their extensive range of applications and ability to operate in all weather conditions. Modern radars have high requirements such as its resolution, accuracy and robustness, depending on the application.
Afonso L. Sénica   +2 more
wiley   +1 more source

Funciones del documentalista en la televisión digital

open access: yesEm Questão, 2013
Se analizan los distintos perfiles profesionales existentes entre los gestores de información de las cadenas televisivas a la vista de las modificaciones planteadas en los sistemas de análisis, producción, distribución y almacenamiento de información ...
Pilar Arranz-Escacha   +1 more
doaj  

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