Aeronautical Air-Ground Data Link Communications by Mohamed Slim Ben Mahmoud, Christophe Guerber, Nicolas

By Mohamed Slim Ben Mahmoud, Christophe Guerber, Nicolas Larrieu, Alain Pirovano, Jos? Radzik

This ebook offers with air-ground aeronautical communications. the most aim is to offer the reader a survey of the at the moment deployed, rising and destiny communications structures devoted to electronic info communications among the plane and the floor, particularly the knowledge hyperlink. these verbal exchange structures express particular houses particularly to these widespread for terrestrial communications. during this publication, the process architectures are extra in particular thought of from the entry to the appliance layers as radio and actual functionalities have already been addressed intimately in others books.

The first half is an advent to aeronautical communications, their particular strategies, homes, specifications and terminology. the second one half provides the presently used structures for air floor communications in continental and oceanic region. The 3rd half enlightens the reader at the rising and destiny conversation platforms and a few prime examine tasks occupied with this scope. eventually, sooner than the realization, the fourth half supplies numerous major demanding situations and study instructions at the moment less than investigation.

Show description

Read or Download Aeronautical Air-Ground Data Link Communications PDF

Best aeronautics & astronautics books

Boundary Layer Analysis

Spanning the whole variety of viscous fluid flows of engineering curiosity - from low-speed to hypersonic flows - this quantity introduces and analyzes turbulent flows, the physics of turbulent shear flows, and turbulence types. It covers older analytical tools that are wide-spread in initial layout, specially for layout optimization reviews, and gives concurrent remedy of momentum, warmth and mass move.

Future Air Force Needs for Survivability

A key technical factor for destiny Air strength structures is to enhance their skill to outlive. elevated use of stealth know-how is proposed by means of many to be the key aspect in efforts to reinforce survivability for destiny platforms. Others, in spite of the fact that, recommend that the excessive price and upkeep required of stealth know-how make elevated pace in all probability extra efficient.

Unmanned Aerial Vehicles (UAV).Program Plan

Для сайта:Мир книгThe Congressional Authorization convention in November 1993 despatched a message that was once truly got by means of the dep. of safety (DoD). The document acknowledged that, during this new, submit- chilly battle period, tactical reconnaissance is comparatively extra vital to nationwide defense than at the other time in our historical past.

Dynamics of Atmospheric Flight

Aimed at upper-level undergrads, graduate scholars, and training engineers, this entire remedy of the dynamics of atmospheric flight focuses specifically at the balance and regulate of airplanes. an intensive set of numerical examples covers STOL airplanes, subsonic jet transports, hypersonic flight, balance augmentation, and wind and density gradients.

Extra resources for Aeronautical Air-Ground Data Link Communications

Example text

4 kbps, direct Internet data with a throughput rate of up to 10 kbps and short burst data (SBD) service. A new satellite constellation, Iridium Next, will take over existing satellites with greatly increased capacities. Throughputs greater than 1 Mbit/s are advertised for L-band terminals, 8 Mbit/s for Ka-band terminals. Service entry is planned in 2017. 4. HF communications The HF band corresponds to wavelengths between 10 and 100 m and has a frequency range of 3–30 MHz. HF communications are a traditional way Current Communication Radio Systems for Data Link 45 for voice that may also use channels in the Medium Frequency (MF) band (300 kHz–3 MHz).

Finally, VDL mode 2 will allow sharing the same frequency for several DSPs, which suppose that all the ground stations operating on a Current Communication Radio Systems for Data Link 29 given frequency will not be considered equally. Moreover, for scalability reasons, it is reasonable to be able to define groups of ground stations in large continental areas instead of having a suboptimal single global VDL 2 subnetwork. This concept is known as a VDL mode 2 ground system, where procedures between ground stations belonging to the same ground system are not applicable if they do not.

If the selected ground station does not belong to the same ground system, the airborne system will have to use the link establishment procedure presented here above, as it has also to log on the new ground system, and the old link will be explicitly disconnected by sending a DISC frame. There are several different variants for handing over a connection from one ground station to another within the same VDL mode 2 system. We will only describe the two that are currently implemented: air-initiated handoff and ground requested air-initiated handoff.

Download PDF sample

Rated 4.75 of 5 – based on 5 votes