Results 81 to 90 of about 2,684 (220)

QPSK communication between two nodes using USRP

open access: yes, 2017
In Nanyang Technological University (NTU), the Satellite Research Centre (SaRC) had six different satellite mission since the year of 2011. SaRC had successfully launched six satellite to space, which is named VELOX-I, VELOX-II, and VELOX-PIII.
Ng, Eric Jia Qiang
core  

The Effect of Electropulsing-Assisted Ultrasonic Surface Rolling Process on the Friction and Wear Properties of AA 2024-T3

open access: yesMicromachines
Aluminum alloy (AA) 2024-T3 is widely used in the aerospace industry due to its high specific strength and superior fatigue resistance, yet its moderate hardness and inadequate wear resistance fail to meet service demands under severe wear conditions ...
Daoyin Xin   +7 more
doaj   +1 more source

Pengukuran Kanal Radio 2.24 GHz Pita Lebar dalam Ruang Menggunakan Perangkat USRP dengan Sinyal Pembawa Jamak [PDF]

open access: yes, 2019
Pengukuran sebuah kanal pita lebar pada umumya menggunakan perangkat Vector Network Analyzer (VNA) yang mana penggunaanya dengan cara menghubungkan perangkat VNA ke antena pemancar dan penerima menggunakan sebuah kabel.
Ardiansyah, Muhammad
core  

Study on the enhancement of surface integrity and wear resistance of iron-based coatings by ultrasonic surface rolling process

open access: yesJournal of Materials Research and Technology
This study explores the fabrication of iron-based coatings on 45CrNiMoVA steel using laser cladding technology. Laser cladding offers advantages such as a low dilution rate and a dense microstructure but is hindered by drawbacks like poor surface finish ...
Xinsheng Wang   +5 more
doaj   +1 more source

NI USRP Lab: DQPSK Receiver Design

open access: yes, 2012
Design a DQPSK receiver using LabVIEW for implementation on NI ...
Maunder, Rob   +2 more
core  

FFT based spectrum analysis using USRP software defined radio platform

open access: yes, 2020
Tässä työssä tutustutaan tehotiheysspektrin estimoinnissa käytettyihin menetelmiin ja käytetään USRP-2900 ohjelmistoradiota spektrianalysointiin. Mittauskaistaksi valittiin WLAN-kaista, mutta työssä käytetyllä menetelmällä voi suorittaa mittauksia myös ...
Aho, Juha-Mikko
core  

Corrosion damage characteristics of aluminum alloy strengthened by ultrasonic surface rolling processing and its influence on fatigue behavior

open access: yesJournal of Materials Research and Technology
Ultrasonic surface rolling processing (USRP) is used to strengthen 7075 aluminum alloy, the corrosion behavior during immersion is studied by electrochemical impedance spectroscopy, and fatigue performance of different samples under corrosion was tested.
Shuaixing Wang   +6 more
doaj   +1 more source

Hårdvaruutvärderingsplattform baserad på GNU Radio och USRP

open access: yes, 2009
GNU Radio is a software framework allowing easy creation of digital signal processing applications on a regular PC. The Universal Software Radio Peripheral (USRP) is a hardware component that can be used as a radio front-end and that is connected to a PC
Ingemarsson, Carl
core  

Arquitetura de canais para rádios definidos por software de múltiplas camadas [PDF]

open access: yes, 2012
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro Tecnológico, Programa de Pós-graduação em Engenharia de Automação e Sistemas, Florianópolis, 2010Nos últimos anos, foram criados diversos padrões de redes sem fio para garantir o ...
Matos, Roberto de
core  

Formation mechanism of surface gradient microstructure and mechanical properties evolution of Mg–Y-Nd-Gd-Zr alloy by ultrasonic rolling

open access: yesJournal of Materials Research and Technology
The evolution mechanism of the microstructure and mechanical properties of a Mg–Y-Nd-Gd-Zr alloy subjected to different numbers of passes of the ultrasonic surface rolling process (USRP) was investigated.
Sheng Wang   +6 more
doaj   +1 more source

Home - About - Disclaimer - Privacy