satellite communications articles, videos, photos and opinions

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UK space industry booms in recession

...satellite broadcast has has been responsible most of the turnover since 2007. Satellite communications, equipment supply and support services have also been major income generators... Read more

9 November, 2010 by Tom Espiner
Emissions 1.1

Emissions 1.1

...radio emissions. Emissions is useful for anyone dealing with radio emissions, including satellite communications engineers, regulatory agency workers (FCC, NTIA, ITU), telecommunications consultants, telecommunications lawyers... Read more

24 September, 2010
Design of <endeca_term>Satellite Communications</endeca_term> Toolbox for MATLAB

Design of Satellite Communications Toolbox for MATLAB

This paper introduces a MATLAB toolbox for Satellite Communications. The SatCom toolbox contains a complete set of necessary functions for... Read more

21 March, 2012
Residue Code Based Low Cost SEU-Tolerant FIR Filter Design for OBP Satellite Communication Systems

Residue Code Based Low Cost SEU-Tolerant FIR Filter Design for OBP Satellite Communication Systems

With the development of satellite communications, On-Board Processing (OBP) obtains more and more attentions due to... Read more

18 May, 2012
Multiuser Detection in Asynchronous Multibeam Communications

Multiuser Detection in Asynchronous Multibeam Communications

This paper deals with multi-user detection techniques in asynchronous multibeam satellite communications. The proposed solutions are based on Successive Interference Cancellation architecture (SIC... Read more

1 February, 2012
An Enhanced Multiple Random Access Scheme for <endeca_term>Satellite Communications</endeca_term>

An Enhanced Multiple Random Access Scheme for Satellite Communications

...Multi-Slots Coded ALOHA (MuSCA) as a multiple random access method for satellite communications. This scheme can be considered as a generalization of the Contention... Read more

14 October, 2011
The Performance of Genetic Algorithm for Synchronized Chaotic Chen System in CDMA Satellite Channel

The Performance of Genetic Algorithm for Synchronized Chaotic Chen System in CDMA Satellite Channel

Synchronization is a difficult problem in CDMA satellite communications. Due to the influence of additive noise and fading in the... Read more

3 January, 2011
Channel Estimation and Multiuser Detection in Asynchronous <endeca_term>Satellite Communications</endeca_term>

Channel Estimation and Multiuser Detection in Asynchronous Satellite Communications

...method of channel estimation for asynchronous additive white Gaussian noise channels in satellite communications. This method is based on signals correlation and multiuser interference cancellation... Read more

1 November, 2010
Traffic Engineering for NATO <endeca_term>Satellite Communications</endeca_term> Services

Traffic Engineering for NATO Satellite Communications Services

...deployed networks and to mobile communications element attaching to those networks, over satellite communications channels. The paper goes through the notions of IP over satcom... Read more

23 October, 2010
A Center Fed Multi-Band Antenna for Simultaneous Satellite Communication at C and Ku Bands

A Center Fed Multi-Band Antenna for Simultaneous Satellite Communication at C and Ku Bands

As the Navy requires increased data throughput via satellite communications at sea, the need for a vessel based SATCOM multi-band... Read more

23 October, 2010
Mode Switching Algorithms for DVB-S2 Links in W Band

Mode Switching Algorithms for DVB-S2 Links in W Band

...on the use of Adaptive Coding and Modulation (ACM) techniques for EHF satellite communications is presented. In particular, the authors' analysis is focused on W... Read more

18 October, 2010
A V and Cross Slot Dual Band Microstrip Patch Antenna

A V and Cross Slot Dual Band Microstrip Patch Antenna

...Applications such as wireless communications system, cellular phones, pagers, radar systems, and satellite communications systems. The main advantage of using Probe feeding is very easy... Read more

23 March, 2012
MATA 1.0

MATA 1.0

...is intended for Satcom Direct customers and employees for use when troubleshooting satellite communications systems aboard aircraft. The application allows users to quickly assess whether... Read more

22 July, 2011
Fujitsu Mobile Solution Provides Major Propane Supplier With Increased Control Over Its Field Operations

Fujitsu Mobile Solution Provides Major Propane Supplier With Increased Control Over Its Field Operations

...to track the status of deliveries. Using Microsoft-based web services (And satellite communications for emergency situations), Fujitsu designed and implemented a mobility solution that... Read more

1 January, 2011
Performance of Common Data Communications Protocols Over Long Delay Links: An Experimental Examination

Performance of Common Data Communications Protocols Over Long Delay Links: An Experimental Examination

...Two factors combine to motivate such a study at this time. First, satellite communications continue to play an important role in business communication networks. Today... Read more

1 January, 2011

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knapper

That we have :-) Retailers don't buy stuff to lie around in warehouses, particularly with fast moving technology products. If they didn't think...

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JohneKerr

I think that we have been here before, shipments are not equal to sales. Correct?

3 hours ago by JohneKerr on Windows Phone, Android take bite out of BlackBerry
Iain Sutherland

I received the notification of Mageia 2 being released on Saturday, was already running Mageia 1. After running the installation X came back up...

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SoapyTablet

If ZTE have been selling below cost with the ZTE Blade / Orange San Francisco then given the current high street price of the Nokia Lumia 710, you...

8 hours ago by SoapyTablet on Huawei, ZTE face EU 'illegal state subsidies' probe
Burn-IT

Yes it is basically down to "nobody in control understands IT, is willing to admit it, or allow decisions to be delegated". Lets get someone in who...

9 hours ago by Burn-IT on 6 million wasted licences and £1,200 PCs: welcome to government IT
pjc158

So let me get this straight just because a consultant has oberved that mobile companies who get in trouble never recover, well we all might as well...

9 hours ago by pjc158 on RIM to lay off 2,000 on 1 June, says report
Jake Rayson

@191706> *their* own Mac Thank you for picking up the errant spelling :) @apexwm > Mac OS X for Intel machines is supposed to run in VirtualBox...

12 hours ago by Jake Rayson on xTreme Triple Booting: Linux, Mac & Windows
archerthom

I'm imagining Batman-style sonar imaging that will detect the cat and Lego bricks in the dark - I'm going to be disappointed aren't I?

12 hours ago by archerthom on Indoor navigation coming to a mobile near you soon
unlockworldwide

May I quote Horace Dediu, who runs the consultancy Asmyco who has repeatedly observed that mobile phone companies that fall into loss – even once...

12 hours ago by unlockworldwide on RIM to lay off 2,000 on 1 June, says report
NarayanaIyyappan

It is useful for their lifes,and also this matters are important for networking students.

16 hours ago by NarayanaIyyappan on IPv6 security: Plan now and quiz vendors
DarkDown

yeah! all we want free software

18 hours ago by DarkDown on Stallman: Free software battling for hearts and minds
Jack Strain

Just gimme a map to the fridge. :D

1 day ago by Jack Strain via Facebook on Indoor navigation coming to a mobile near you soon
Sungwoo

do You know that? it can install 4G Ram. So i buy 4g and install It work! I can run call of duty 4,6,7 [Modern war... 1,2,3] Call of duty 1 was...

2 days ago by Sungwoo on Loose Ends - Upgrading the Aspire One 522
itsajob

2. Bad idea. Making up patch cables loses you your commission from the cable supplier. 3. If you tidy up, other people can understand where the...

2 days ago by itsajob on Ten IT jobs to save up for those rare lulls
Paul Smyth

Is this classic FUD? One thing I would definitely have notice is a Mozilla threat to stop supporting GNU/Linux.

2 days ago by Paul Smyth via Facebook on Firefox rapid release improves Fedora Linux
UnderINK

I agree with the previous commenter wholeheartedly. I couldn't say it better myself. This is very 'Big Brother'. And while I agree with protecting...

2 days ago by UnderINK on European e-identity plan to be unveiled this month
Simon Bisson and Mary Branscombe

Nice to see that Turing's idea of a general purpose computer doing once-hardware-powered tasks in software is now universal ;-) Mary

3 days ago by Simon Bisson and Mary Branscombe on Software with everything
Jason Burchell

seriously now. I've only bothered to read a small bit of the comments. do me and the rest of the world a favour. stop saying it does not work or...

3 days ago by Jason Burchell via Facebook on Music industry negotiating over 24-bit downloads
Philip Charles Cohen

Read about it and weep, John Donahoe ... In addition to Visa’s V.me, there is now MasterCard’s PayPass digital wallet soon to arrive; another...

3 days ago by Philip Charles Cohen via Facebook on PayPal takes phone-based payments to the high street
apexwm

Leslie Satenstein : Where have you ever seen Mozilla even mention this? Firefox is the most popular browser in the GNU/Linux OS, so I don't see...

3 days ago by apexwm on Firefox rapid release improves Fedora Linux