Fiber Optics and the High Speed Data Communication in Vehicles

1998 ◽  
Author(s):  
Antonio César Rosati
Keyword(s):  
Fiber Optics ◽  
High Speed ◽  
Data Communication ◽  
High Speed Data

Study of BLAST Signal Detection Algorithm in LTE System

2013 ◽  
Vol 756-759 ◽  
pp. 3183-3188
Author(s):  
Tao Lei ◽  
Deng Ping He ◽  
Fang Tang Chen
Keyword(s):  
Signal Detection ◽  
High Speed ◽  
Data Communication ◽  
Detection Algorithm ◽  
Detection Performance ◽  
Detection Algorithms ◽  
High Speed Data ◽  
Simulation Results ◽  
Better Than

BLAST can achieve high speed data communication. Its signal detection directly affects performance of BLAST receiver. This paper introduced several signal detection algorithmsZF algorithm, MMSE algorithm, ZF-SIC algorithm and MMSE-SIC algorithm. The simulation results show that the traditional ZF algorithm has the worst performance, the traditional MMSE algorithm and the ZF-SIC algorithm is similar, but with the increase of the SNR, the performance of ZF-SIC algorithm is better than MMSE algorithm. MMSE-SIC algorithm has the best detection performance in these detection algorithms.

SpaceWire

2018 ◽  
pp. 38-70
Author(s):  
Anargyros T. Baklezos ◽  
Christos N. Capsalis
Keyword(s):  
System Performance ◽  
High Speed ◽  
Data Communication ◽  
Space Missions ◽  
Development Cost ◽  
Communication Links ◽  
Recent Developments ◽  
High Speed Data ◽  
Electromagnetic Behavior ◽  
Point To Point

SpaceWire is a point-to-point bit shipping protocol for high-speed data communication links and networks providing equipment compatibility and seamless component reusability. It has found great application in many space missions reducing the development cost, offering architectural flexibility and improving reliability. This chapter delves into the standard describing the SpaceWire, focusing on the lower levels that play a key role in the electromagnetic behavior of the system and concern cable assemblies, shielding, bonding, and grounding. Findings regarding emissions affecting spacecraft components are presented as well as other EMC issues that have an impact on the system performance. Recent developments and upcoming updates to the standard are also presented and discussed.

Broadband Communications for Aircraft in Oceanic and Other Remote Areas

2014 ◽  
Vol 1 (1) ◽  
pp. 51-59
Author(s):  
Stephen John Curran
Keyword(s):  
Video Streaming ◽  
High Speed ◽  
Data Communication ◽  
Data Service ◽  
Fibre Optic ◽  
Technical Challenge ◽  
Data Services ◽  
Remote Areas ◽  
Broadband Communications ◽  
High Speed Data

Data communication with aircraft presents unique technical challenges and these challenges are more pronounced when the aircraft are travelling over oceanic or other remote areas. When in populated areas, systems are available that can support high speed data services, one Gigabit per second (Gbps) and beyond via, terrestrial ground stations. However no such systems exist to provide airborne communications with high bandwidths among aircraft and between aircraft and the ground in more remote regions. Passengers will expect data service on the aircraft similar to what they typically experience on the ground. Multimedia activities, such as video streaming, are very bandwidth intensive and the provision of these services presents a serious technical challenge. On the ground, fibre optic cables are the method of choice for the provision of high speed data service, and in contrast, an airborne high speed data communications solution will need to be a wireless one.

scholarly journals CMOS Avalanche Electroluminescence Applications – Microdisplay and High Speed Data Communication

2012 ◽  
Vol 103 (1) ◽  
pp. 24-28
Author(s):  
M.E. Goosen ◽  
M. du Plessis ◽  
P.J. Venter ◽  
A.W. Bogalecki ◽  
A.C. Alberts ◽  
...  
Keyword(s):  
High Speed ◽  
Data Communication ◽  
High Speed Data

scholarly journals A Low Computational Complexity Algorithm of PTS Technique for PAPR Reduction in the 4G and 5G Systems

Webology ◽  
2020 ◽  
Vol 17 (2) ◽  
pp. 746-775
Author(s):  
Raghda Abdulbaqi Mugher
Keyword(s):  
Distribution System ◽  
High Speed ◽  
Spectral Power ◽  
Average Power ◽  
Data Communication ◽  
Spectral Power Density ◽  
Ofdm Systems ◽  
High Speed Data ◽  
4G Wireless ◽  
Papr Performance

The (OFDM) defined as orthogonal multiplex frequency distribution system is very popular of the design of waveforms for high speed data communication in 4G wireless technology. In addition, a filter-based waveform design, such as filtered OFDM (F-OFDM), has been proposed as a candidate for the 5G technology waveform in order to overcome the current weaknesses of OFDM. And 5G requirements. The high average peak ratio (PAPR) is taken as the main obstacle to OFDM and remains an inherent problem with F-OFDM since both systems support orthogonal transmission. In this study, a new efficient algorithm called groupings of complex variants of PTS (G-C-PTS) was proposed to reduce the level of high complexity in PTS. G-C-PTS can significantly reduce complexity with a slight decrease in PAPR performance compared to traditional PTS. In addition, comparisons were made between (OFDM) and (F-OFDM) systems based on the GC-PTS algorithm for PAPR, bit error rate (BER) and spectral power density (PSD) to validate the proposed algorithm. Partial transmit sequence (PTS) procedure is considered one of the production strategies to decrease the high peak-to-average power ratio (PAPR) in the 4G waveform plane, for example multiplex frames for symmetric repetition division (OFDM).

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