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Advanced Payload Architectures for Future Telecommunication Satellites
White Papers Of these - mostly borrowed from terrestrial communications - optics, microwave photonics, digital processing and cryogenics are of special interest for future multimedia satellites. Long term (post-2012, say), satellite operators anticipate a...
[November 30, 2006, 0:00]
Basic Capacity Calculation Methods and Benchmarking for MF-TDMA and MF-CDMA Communication Satellites
White Papers This paper introduces basic capacity calculation methods for circuit switched, multiple-beam, Low Earth Orbit (LEO) communication satellites that use MF-TDMA and MF-CDMA schemes. Capacity is defined as the number of simultaneous duplex channels...
[January 5, 2006, 0:01]
Insurers refuse to cover damaged satellites
News Insurers won't pay to repair problems threatening XM Satellite Radio's constellation of satellites, XM executives disclosed on Thursday. XM and several other satellite radio providers use Boeing 702 satellites, which have a well-known problem with...
[August 8, 2003, 9:05]
Tropical Satellites
Downloads Tropical Satellites is an application that allows you to access Atlantic and Pacific Ocean animated infrared satellites. All satellites loop data that is updated every 15 minutes. It includes nine different satellites like Caribbean, Central...
[August 25, 2009, 5:42]
Galileo satellites need more cash
News Galileo is a constellation of 30 satellites in orbit at an altitude of 24,000km. An ambitious European satellite network will need more public money if it is to get off the ground on time. The European Commission said the roadmap for Galileo needs...
[May 18, 2007, 15:30]
One-way satellites span the broadband divide
News UK Internet users will soon be able to sign up for a one-way satellite broadband connection that gives unlimited data transfer for £30 per month. Satellite broadband provider Isonetric announced this week that it is launching a satellite product...
[October 16, 2002, 6:27]
atrexx and iDirect Announce a Valued Added Distributor Agreement
White Papers The iDirect solution is an ideal platform to offer Internet and corporate network access over Satellites to a wide geographic footprint, or to remote locations.atrexx' highly engineered IP over satellite services, based on iDirect Technologies and...
[July 27, 2006, 0:00]
Creative Labs Inspire 5.1 5100 review
Reviews The system consists of five satellites and a subwoofer. All the satellites are of the same design, a 9.5cm by 9.5cm by 8.3cm cuboid with a cloth grille at the front. Three of the satellites have 2m cables, while the remaining two, intended to be...
[February 17, 2003, 10:59]
Rupert Goodwins' Diary
Blog Did you know the skies are full of amateur radio satellites? At the end of their useful lives, satellites are often pushed out to a parking orbit and told to shut up, but as they age they can forget what they were told and revert to a second...
[July 5, 2002, 15:41]
Broadband satellite avoids crash and burn
News For 20 anxious minutes New Skies Satellites staff and customers around the world watched as the company launched its sixth satellite into geostationary orbit from the Arianespace launch site in Kourou, French Guiana.
[December 18, 2002, 10:48]
LookAngles
Downloads LookAngles is a PalmOS application designed to help you locate geostationary satellites in the sky. Some features of LookAngles include: Over 200 satellites are listed in the default database, with the ability to add, edit and delete them.
[April 4, 2008, 8:00]
Compass
Downloads GPS satellites signal reception status Universal time given by the satellites: Update organizer's date and time from GPS clock Odometer function and speedometer function: Time, distance information, and average speed from the beginning of...
[November 20, 2005, 7:00]
Toshiba developing quantum repeater
Blog Comment Once they are in place, it would be worth thinking about the satellites. The problem is, that satellites can now be held to ransom up there in space, with the added bonus of plausible deniability, not to mention tumbling rocks, solar...
[October 16, 2008, 20:26]
Rupert Goodwins' Diary
Blog With a whoosh, up go the final five satellites for the Iridium network. Throughout the 80s and 90s, a lot of US military global comms were routed through a set of satellites that were little more than orbiting relays.
[February 18, 2002, 9:25]
Thursday
Blog Bill Gates' bright hope of studding the sky with nearly a thousand satellites to saturate the ether with broadband has faded almost to extinction. By the time they pulled the plug, only two satellites were in production -- out of a much reduced...
[October 4, 2002, 18:06]
Rupert Goodwins' Weekend Diary
News Dream that Bill Gates is planning to send over 800 satellites into space and set up Internet Of The Air, thus bypassing all the telephone companies. Sobering thought Number 1: it'll cost around 12 billion dollars to build, launch and set up all...
[January 18, 1997, 7:00]
Rupert Goodwins' Weekend Diary
Blog Dream that Bill Gates is planning to send over 800 satellites into space and set up Internet Of The Air, thus bypassing all the telephone companies. Sobering thought Number 1: it'll cost around 12 billion dollars to build, launch and set up all...
[January 18, 1997, 7:00]
Russian satellite launch boosts Galileo competition
News Three satellites blasted off from Kazakhstan on Christmas Day to give the Russian system, Glonass, nationwide coverage. Glonass (Global Navigation Satellite System) now has 18 satellites, just six short of the number required to have a global system.
[December 28, 2007, 12:24]
PocketSat
Downloads Able to import orbital data for an arbitrary number of satellites from a variety of publicly available sources. Able to simultaneously compute passes for a user-selected set of satellites over a user-defined time period.
[June 20, 2008, 8:00]
Intel promotes mobile location services
News The satellites that comprise the global positioning system can pinpoint a person's location to within a few meters. By timing how long it takes signals to go from the satellites to a person, a handheld containing a GPS chip can determine that...
[July 13, 2005, 9:15]
