Results 11 to 20 of about 16,889 (173)

SDR, EVC, and SDREVC: Limitations and Extensions

open access: yesJournal of Plasma Physics, 2023
Methods for reducing the radius, temperature and space charge of a non-neutral plasma are usually reported for conditions which approximate an ideal Penning Malmberg trap. Here, we show that (i) similar methods are still effective under surprisingly adverse circumstances: we perform strong drive regime (SDR) compression and SDREVC in a strong magnetic ...
E.D. Hunter   +36 more
openaire   +3 more sources

Multiband Antennas for SDR Applications [PDF]

open access: yesInternational Journal of Digital Multimedia Broadcasting, 2009
We present multiband antennas configurations for SDR applications. Using a composite folded dipole structure as starting point, we derived more complex antenna configurations to support multiple communication protocols for mobile application with linear and circular polarizations.
Emanoil Surducan   +3 more
openaire   +2 more sources

Cross-Band Repeater HAM Radio berbasis SDR dan Raspberry Pi untuk Tanggap Darurat Bencana Alam

open access: yesJurnal Elkomika, 2023
ABSTRAK Indonesia merupakan negara rawan bencana alam yang dampaknya dapat melumpuhkan akses tekomunikasi publik. Hal ini menjadi penghambat ketika proses koordinasi evakuasi korban bencana.
ALDIL BHASKORO ANGGITO ISDWIHARDJO   +2 more
doaj   +1 more source

The nexus of BRI and internationalization of renminbi (RMB)

open access: yesCogent Business & Management, 2020
Since 2009, the Chinese government has committed itself to encourage Renminbi (RMB) internationalization. China has introduced various direct steps supporting the RMB internationalization, including the open capital market in Hugangtong, the growth of ...
Bora Ly
doaj   +1 more source

How Effective Was Assistance to the Vulnerable Countries During the Pandemic? Comparing the Debt Service Suspension Initiative and Special Drawing Rights [PDF]

open access: yesOvidius University Annals: Economic Sciences Series, 2023
This paper compares the actual and potential resources derived from the G20’s Debt Service Suspension Initiative and the actual and potential resources from International Monetary Fund’s 2021 allocation of Special Drawing Rights.
Lara Merling, Kevin Cashman
doaj  

Sdr. Tranders

open access: yesALABU • Tidsskrift for nordjysk kulturhistorie, 2023
Sdr. Tranders landsbykomplekset viser en bebyggelseskontinuitet som ikke ses mage i det nordjyske materiale. Lokaliteten ved Sdr. Tranders har været bebygget igennem ca. 1.300 år fra yngre bronzealder til yngre jernalder. Bebyggelsen opstår i yngre bronzealder per. VI med spredte enkeltliggende gård, men samles allerede i ældre førromersk jernalder til
openaire   +1 more source

Estudio sobre el desarrollo de un prototipo para monitoreo del espectro radioelectrónico utilizando SDR

open access: yesPerspectivas en Inteligencia, 2022
Las comunicaciones en la actualidad están manejando al mundo, en especial las comunicaciones inalámbricas. Este tipo de comunicaciones ha permitido reducir distancias y tiempos en el proceso de comunicación entre personas, y mejorar las condiciones de ...
Edison Alexis Torres Garzón   +2 more
doaj   +1 more source

Prediction of soil erosion and sediment delivery ratio using RUSLE at Sanganeh soil conservation research station [PDF]

open access: yesمدل‌سازی و مدیریت آب و خاک, 2023
IntroductionSoil erosion by water is one of the most common environmental problems worldwide and is considered a serious risk for sustainability in developing countries.
Hamzeh Noor, Mahmood Arabkhedri
doaj   +1 more source

Palpable Purpura with an Unexpected Outcome

open access: yesCase Reports in Rheumatology, 2013
Scurvy is a potentially lethal condition caused by inadequate vitamin C intake. Hypovitaminosis of vitamin C causes vessel fragility and follicular hyperkeratosis that can lead to palpable purpuric skin lesions.
Anne Friesgaard Christensen   +2 more
doaj   +1 more source

Analysing digital predistortion technique for computation‐efficient power amplifier linearisation in the presence of measurement noise

open access: yesIET Science, Measurement & Technology, 2021
The noise is an inherent part of a transceiver system, which becomes more severe on low‐cost systems. The power amplifier (PA) further enhances this noise and the signal to be propagated to the receiver. The conventional approach of digital predistortion
Girish Chandra Tripathi, Meenakshi Rawat
doaj   +1 more source

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