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Performance analysis of a mesh satellite system based on linear and continuous phase modulations

R. Baroni, F. Lombardo, R. Suffritti, E. A. Candreva, A. Vanelli-Coralli, G. E. Corazza, G. Colavolpe, G. Gallinaro, N. Alagha
2012 2012 IEEE International Conference on Communications (ICC)  
The waveform analysis is carried out considering spectral efficiency, resilience against non linear distortion, channel impairments and interference for both linear and continuous phase modulation schemes  ...  This paper addresses detailed waveform trade-offs for mesh satellite networks.  ...  ACKNOWLEDGMENT This work has been in part supported by the ESA Project n. 4000102296/11 "Cost Effective Satellite Terminals for MESH Overlay Networking".  ... 
doi:10.1109/icc.2012.6364605 dblp:conf/icc/BaroniLSCVCCGA12 fatcat:qpf6vaf24zahxnwrw5syosapxm

Large Spaceborne Deployable Antennas (LSDAs) -A Comprehensive Summary

Baoyan DUAN
2020 Chinese journal of electronics  
array antennas and so on.  ...  Secondly, a detailed research situation of LSDAs with mesh is discussed, for majority of the in-orbit large diameter and high frequency antennas are made in this type of structures.  ...  DU Jingli and ZHANG Yiqun, Associate Professor ZHANG Shuxin, and other Ph.D. & M.S. students.  ... 
doi:10.1049/cje.2019.09.001 fatcat:5a6w72khyjfrzk6y6qjaw32ldq

Advanced Space Technologies in Space Science Missions - Space VLBI Mission ASTRO-G Project as an Example -

Hirobumi SAITO, Shin-ichiro SAKAI, Ken HIGUCHI, Naoko KISHIMOTO, Hiroshi TAKEUCHI, Keisuke YOSHIHARA, Yoshiharu ASAKI, Masato TSUBOI, Yasuhiro MURATA, Hideyuki KOBAYASHI
2010 TRANSACTIONS OF THE JAPAN SOCIETY FOR AERONAUTICAL AND SPACE SCIENCES AEROSPACE TECHNOLOGY JAPAN  
ASTRO-G is a follow-on mission of HALCA (VSOP) mission in 1990s, which was the world first space VLBI mission.  ...  ASTRO-G will consists of a huge synthetic aperture with diameter of 35,000Km together with radio antennas in the ground.  ...  Acknowledgments We would like to acknowledge all those who are working on, or have contributed to, the ASTRO-G project.  ... 
doi:10.2322/tastj.8.to_4_33 fatcat:dvuhumq4ezezngn5ez4pe2eqz4

Table of contents

2021 IEEE Wireless Communications Letters  
Shachi Sharma and Prakash Datt Bhatt 2430 DOA Estimation With Non-Uniform Linear Arrays: A Phase-Difference Projection Approach . . . . . . . . . . . . . . . . . . . .  ...  Dobre 2426 Performance Analysis of Gamma/M/1 Model for IoT-Based Sensor Data Traffic . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  ... 
doi:10.1109/lwc.2021.3120830 fatcat:3yd7m6g3z5fefew6d6mby53ayu

Reconfigurable signal processor designs for advanced digital array radar systems

Hernan Suarez, Yan (Rockee) Zhang, Xining Yu, Kenneth I. Ranney, Armin Doerry
2017 Radar Sensor Technology XXI  
The continuous evolution of the air interfaces during the satellite lifetime, the risk of a rapid obsolescence of a payload based on on-board processing capabilities are suggesting more and more the adoption  ...  proposes a new Hybrid Regenerative and Transparent Digital Processor architecture in order to improve the system flexibility and support dual-use satellite missions for civil and military applications  ...  TAS-I colleagues: a.  ... 
doi:10.1117/12.2262317 fatcat:rdwrifp6vrgdbhbeimhyniivre

Interactive Design and Analysis of Future Large Spacecraft Concepts [chapter]

1982 Spacecraft Radiative Transfer and Temperature Control  
SAP is a general purpose structural analysis program for static or dynamic linear analyses of three- dimensional structural systems.  ...  A mesh reflective surface and the sup- port system may be optionally included in the calculations and is automatically dis- tributed at each nodal point on one of the surfaces.  ... 
doi:10.2514/5.9781600865572.0345.0376 fatcat:rtjzmjqczneh7aydg4telpvp5u

IMS2020 Microwave Week Workshops

Ethan Wang, Payam Heydari, Jeremy Dunworth, Danilo Manstretta, Mona Hella, Patrick Roblin
2020 IEEE Microwave Magazine  
supply modulation and so on) in user equipment and base stations.  ...  It reviews satellite orbits and the demands on antenna systems and also provides a detailed overview of CubeSats and the drive for small-form-factor, high-reliability electronics, followed by a comprehensive  ... 
doi:10.1109/mmm.2020.2971397 fatcat:22grcvordraxrimcoig5dliara

Interoperability between WiMAXand broadband mobile space networks [topics in radio communications]

Romeo Giuliano, Michele Luglio, Franco Mazzenga
2008 IEEE Communications Magazine  
To provide the best performance and ensure business continuity, an infrastructure that is composed of a terrestrial segment and a space segment, including satellites and/or high altitude platforms (HAPs  ...  FEASIBILITY ANALYSIS The IEEE802.16 standard [2] defines four air interfaces, two of which are based on the orthogonal frequency-division multiplexing (OFDM) modulation.  ...  , reduce the number of operational support systems and minimise the cost of ownership.  ... 
doi:10.1109/mcom.2008.4463771 fatcat:a7xeux5gurbk7mh3adigvbh65y

Multidisciplinary system design optimization of on orbit satellite assembly architectures

David Sternberg, Mark Chodas, Chris Jewison, Michael Jones, Olivier De Weck
2015 2015 IEEE Aerospace Conference  
Multidisciplinary system design optimization is performed to determine an optimal on-orbit satellite assembly mission architecture.  ...  His research examines the benefits of model-based systems engineering over traditional document-based systems engineering.  ...  Finally, based on the formulation of the problem there is a mix of discrete and continuous variables.  ... 
doi:10.1109/aero.2015.7118888 fatcat:r2rhw22dw5dededfylpijg2dra

2021 Microwave Week Workshops

Kaushik Sengupta, Glenn D. Hopkins, Danilo Manstretta, Mona Mostafa Hella, Patrick Roblin
2021 IEEE Microwave Magazine  
Talks will focus on the development of digital beamformers as well as the efficient implementation and packaging of MIMO arrays at RF and mm-wave systems.  ...  Department of Defense systems.  ...  a transient Earth voltage and EZL, Ka-band phased-array modules for 5G BSs, 28-GHz modules with software-defined radio, and a system-in-package-based embedded wafer-level ball grid transceiver at 60 and  ... 
doi:10.1109/mmm.2021.3057181 fatcat:bb4dfrxv3rcklowe4fu6cttyiu

Foreword

Joe Wiart
2021 Comptes rendus. Physique  
The study relies on a highly realistic simulation of the physical layer performance, based on a detailed geographical representation and on ray-based propagation modelling, for a new modulation scheme  ...  Martinez and L. Ole Fichte. This work presents advances on the development of a resonant radiator and shows also that the system analysis methodology can be applied to other FSS geometries.  ... 
doi:10.5802/crphys.73 fatcat:4myrpszuijc2jlsq6wrgijhm7a

Study on Ground Verification for Large Deployable Modular Structures

Akira Meguro, Hironori Ishikawa, Akio Tsujihata
2006 Journal of Spacecraft and Rockets  
Two kinds of deployment testing were performed. One was performed in a microgravity en- vironment obtained by parabolic flights of a jet airplane, MU300, and the other was performed on the ground.  ...  As shown in Fig. 8, the basic modules consist of cables, mesh, and the deploy- able support structure that gives tension to the cables. A system of cables form a mesh into a parabolic shape.  ... 
doi:10.2514/1.16037 fatcat:cvpzr5hrbndxhno3mb4d6jayzi

Progress in and Prospects of On-Board Communication Equipment Technologies for Communications Satellites in Japan

Masazumi UEBA, Akihiro MIYASAKA, Yoshinori SUZUKI, Fumihiro YAMASHITA
2017 IEICE transactions on communications  
Communications satellites have been the primary mission from the early period of Japanese space development and their on-board communication equipment are the core devices to realize satellite communications  ...  . key words: on-board communication equipment, communications satellites, multi-beam satellite communication system, transponder, antenna reflector, on board processor, beam forming  ...  Masayoshi Tanaka for their useful comments and advice.  ... 
doi:10.1587/transcom.2016pfi0002 fatcat:jgfy6763dfe23aoziesin7zr4i

New opportunities for integrated microwave photonics [article]

David Marpaung, Jianping Yao, Jose Capmany
2018 arXiv   pre-print
On the other hand, the maturity of high-volume semiconductor processing has finally enabled the complete integration of light sources, modulators, and detectors in a single microwave photonic processor  ...  chip and has ushered the creation of a complex signal processor with multi-functionality and reconfigurability similar to their electronic counterparts.  ...  Interestingly, integrated MWP systems based on photonic ring cavity cascades modulated by RF signals have also been proposed for the implementation of a new generation of processing systems based on the  ... 
arXiv:1810.02585v1 fatcat:neuqiiu4mvechkcskdhajvbvxy

Influence of long-term stay of elements of capillary intake devices in liquid propellant components on their parameters

Oleksandr Minai, Oleg Ivanov, Ihor Siedykh
2020 Aerospace Research in Bulgaria  
optical method; and performing metallographic studies of the mesh patterns.  ...  As a result, the authors determined the decrease in the capillary holding capacity of the screen of mesh phase separators for 31 years of their stay in the liquid propellant components and under their  ...  Based on the fact that when designing a continuity system, the parameters of the mesh phase separators are determined with a safety factor of 2, the results of studies of samples of the mesh phase separator  ... 
doi:10.3897/arb.v32.e15 fatcat:s5nk7qbjofdbtimvn3a7uhygpi
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