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Topic: Iridium (satellite)


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In the News (Fri 21 Nov 08)

  
  Iridium (satellite)
Named for the element Iridium, it was originally to have 77 active satellites, but was later redesigned to have its current number, though the name was retained.
The Iridium satellites were, however, retained in orbit, and their services have been re-established in 2001 by the newly founded Iridium Satellite LLC, partly owned by Boeing and other investors.
Iridium and other satellite phones may be identifiable to the listener because of the particular "clipping" effect of the data compression and the time lag due to the long travelling path of the signal.
www.ebroadcast.com.au /lookup/encyclopedia/ir/Iridium_(satellite).html   (334 words)

  
 Iridium Satellite Flare
The brightness of a given satellite is usually dependent on the size of the object and the reflectivity of its components.
Iridium satellites can become extremely bright because direct sunlight is reflected off the main mission antennae, which are made of highly reflective aluminum plates that are 188 centimeters wide and 86 centimeters long.
The Iridium flare was approximately of magnitude -4 and was visible at an azimuth of 136 degrees and altitude of 60 degrees.
www.astropix.com /HTML/H_OTHER/IRIDIUM.HTM   (448 words)

  
 Iridium (satellite) - Wikipedia, the free encyclopedia
The satellites used are frequently visible in the night-sky as short-lived bright flashes, known as Iridium flares.
Iridium Satellite LLC claims to have approximately 142,000 subscribers as of December 31, 2005, a 24% increase from the total as of December 31, 2004.
Iridium and other satellite phones may be identifiable to the listener because of the particular "clipping" effect of the data compression and the latency (experienced as a noticeable lag or time delay) due to the electronic equipment used.
en.wikipedia.org /wiki/Iridium_(satellite)   (1210 words)

  
 Iridium Flares   (Site not responding. Last check: 2007-10-12)
Iridium 85 (inoperable) was the second satellite to reenter on Dec 31, 2000.
Iridium 27 (inoperable) was the fourth satellite to reenter on Feb 1, 2002.
Two Iridium satellites are tentatively planned to be launched aboard a Eurockot on a Rokot KM vehicle (a modified RS-18 ICBM) from Plesetsk, Russia in June 2002.
www.satobs.org /iridium.html   (1843 words)

  
 Iridium - Satellite Intelligence
Iridium Satellite LLC is in no way, shape or form associated with the former company, nor is it a party to any legal issues involving Motorola or shareholders.
Iridium Satellite LLC continues to operate the constellation of 66 satellites plus spares, and predicts, through an independent study and its own estimates, that the satellite network will remain viable until at least 2010.
Iridium Satellite LLC today (November 15) released the following statement: The U.S. Bankruptcy Court for the Southern District of New York today approved the bid of Iridium Satellite LLC to purchase the operating assets of Iridium LLC and its subsidiaries.
www.comlinks.com /satcom/iridium.htm   (1034 words)

  
 Lloyd's satellite constellations - Overview - Iridium
Iridium's performance deadline extension was 31 May 1999, but they gained an extension to the end of June and Motorola was to make a decision in July, which in essence was 'we support provided everyone else does'.
Two replacement Iridium satellites, on a Long March rocket, were launched on Saturday 12 June 1999 from the Taiyuan Satellite Launch Center in China, courtesy of the China Great Wall Industry Corporation.
The tenth launch was scheduled to be five satellites on a Boeing Delta II from Vandenberg on 31 January.
www.ee.surrey.ac.uk /Personal/L.Wood/constellations/iridium.html   (2485 words)

  
 Satellite Phones Direct - Iridium Phones
Iridium mobile handsets enable data connectivity with a variety of mobile computer equipment through a standard serial cable connection and a custom handset connector (custom connector sold as part of data kit).
Iridium Satellite provides solutions for individuals who live and work in areas outside of cellular network coverage, or in places with poor landline services.
Satellite calls can be routed directly from the satellite phone to the Iridium satellites orbiting the earth.
www.satellite-phones-direct.com /iridium_phones.html?trackcode=bizcom   (670 words)

  
 Satellite Phones like Iridium and Globalstar with Internet Network and Satellite Communications from RSSI.   (Site not responding. Last check: 2007-10-12)
Iridium's satellite network is the communication network providing voice, paging, short text messaging (SMS), and internet access services to commercial and individual subscribers around the globe.
Iridium is a global telecommunications company which has launched a constellation of low-earth-orbit (485-miles high) satellites.
Iridium 9505/9505A functionality is almost identical to the 9500 with the addition of improved rubberized armor, an infrared data port, and an earpiece port.
www.remotesatellite.com /satellitephoneinternetcommunication.php   (1815 words)

  
 Iridium (satellite)   (Site not responding. Last check: 2007-10-12)
The Iridium satellite constellation is a system of 66 active satellites and spares around the Earth.
The system was originally to have active satellites and was named for the iridium which has atomic number 77.
Because of the satellites' peculiar shape with polished door-sized antennas at 45 degree angles with the bus the Iridium satellites have a highly satellite flare.
www.freeglossary.com /Iridium_(satellite)   (635 words)

  
 Iridium Satellite Phones
The Iridium Satellite System is the only provider of truly global,mobile satellite voice and data solutions with complete coverage of the Earth (including oceans, airways and Polar regions).
Iridium Satellite LLC is focused on providing affordable, dependable, long-term global communications solutions.
The Iridium System is a satellite-based, wireless communications network designed to permit voice and data transmission to and from anywhere on earth, at any time.
www.telemaruk.com /iridium.htm   (567 words)

  
 Iridium Satellite Services
IRIDIUM provide voice, messaging and data services through a constellation of 66 low-earth orbiting (LEO) satellites.
The Iridium satellite system is the only provider of truly global, truly mobile satellite voice and data solutions with complete coverage of the earth, including oceans, airways and polar regions.
Iridium delivers essential communications services to and from remote areas where terrestrial communications are not available.
satcomms.com /iridium.php   (85 words)

  
 Iridium Flares   (Site not responding. Last check: 2007-10-12)
This situation has changed with the launch of satellites by the Iridium Corporation which finished putting together their satellite version of a cellular telephone network in june 1998.
Since the satellites are rotating once per orbit, so that the orientation relative to the local vertical is always the same, the directions of satellite surfaces are thus known all the time.
The Iridium Coporation ceased operation of the Satellites on March 18, 2000 due to its insolvency, and the failure to find a buyer.
www.assa.org.au /observing/iridium   (1000 words)

  
 Iridium Phones, Iridium satellite phone, satellite phone, iridium, marine, iridium prepaid phones from gmpcs-us.com   (Site not responding. Last check: 2007-10-12)
Iridium is a Low Earth Orbit (LEO) mobile satellite phone system consisting of 66 orbiting satellites at an elevation of approximately 600 miles above the earth in polar orbits.
Iridium was initially a project headed by Motorola in the late 1990’s whereby they developed the system and attracted investors globally.
Iridium Global Paging Service uses the Iridium constellation of 66 satellites to enable subscribers to receive numeric and alphanumeric paging virtually anywhere on the planet, from cities to remote areas.
www.gmpcs-us.com /products/iridium/iridium.htm   (755 words)

  
 Satellite Phone Renatal:cell phone rental, satellite phone rental
Satellite phones allow you to talk from anywhere in the world; be it the densest of forests or the most rural countryside.
Iridium has over 50 satellites, each of which is able to circle the globe approximately every 2 hours, ensuring communication capacities from anywhere on the planet.
Iridium is one of the most popular brands on the satellite phone market today.
www.satellitephonesource.com   (614 words)

  
 Iridium: Developing Satellite Software Using Simics
Iridium Satellite was founded in 2000 by a group of private investors that held the assets of the bankrupt satellite phone company, Iridium.
Iridium Satellite’s unique problem was that it had no physical access to in-orbit hardware: Developing flight software to mitigate in-orbit issues from 485 miles away is, understandably, a very difficult task.
Iridium Satellite LLC is a provider of global wireless satellite communications services with complete coverage of the earth.
www.embeddedstar.com /articles/2006/5/article20060522.html   (1025 words)

  
 Iridium Satellite Phone Service   (Site not responding. Last check: 2007-10-12)
Iridium is a satellite personal communicaton service (PCS) who provides global satellite phone, data, and messaging service to subscribers anywhere on the globe.
Iridium Satellite Soultions was originally a project carried out by Motorola to create a Low Earth Orbit (LEO) satellite network for satellite telephone and data service.
Iridium provides satellite telephones to a number of customers, including major natural resource exploration groups and government agencies, as well as naval shipping companies.
www.insideairports.com /telephone/satellite/iridium.asp   (200 words)

  
 Iridium - About Iridium   (Site not responding. Last check: 2007-10-12)
Iridium Satellite LLC (www.iridium.com) is the only provider of truly global satellite voice and data solutions with complete coverage of the earth (including oceans, airways and Polar Regions).
Iridium delivers essential communications services to and from remote areas where no other form of communication is available.
The Iridium service is ideally suited for industries such as maritime, aviation, government/military, emergency/humanitarian services, mining, forestry, oil and gas, heavy equipment, transportation and utilities.
www.iridium.com /corp/iri_corp-understand.asp   (126 words)

  
 Iridium Satellite Phone Rental
Iridium is a satellite system that allows calls to be made and received anywhere in the world.
Iridium satellite service is the only service which provides true global coverage, including the polar regions.
Iridium Satellite provides solutions for individuals who work and play in areas outside of cellular network coverage, or in places with poor landline services.
www.highspeedsat.com /iridium_satellite_phone_rental.htm   (690 words)

  
 Motorola Iridium satellite handset phone covers the World   (Site not responding. Last check: 2007-10-12)
The portable (hand-held) satellite phone Motorola with Iridium service works throughout airspace (Aviation Applications), ocean (Maritime Applications), wilderness throughout all continents and oceans, without considering the communication system in place in the country.
Iridium is a global wireless telephone company that operates the world's first satellite base personal mobile communications network.
Satellite products require a clear line of sight to the satellite for the phone (not for the pager).
www.satellites-phone.com   (298 words)

  
 Iridium 9505, Iridium satellite phone, satellite phone, iridium, marine, iridium prepaid phones, Global   (Site not responding. Last check: 2007-10-12)
Regardless, when Iridium LLC commissioned the Gallup Organization in 1996 to conduct a comprehensive international primary market research study, the results were conclusive – product and service pricing assumptions, and therefore the Iridium business model, had more holes that a Swiss cheese.
Satellites built for Iridium's system by Motorola were controlled by people like Bill Greenen, foreground, and Alex Pescaru.
Iridium itself has little to say, with all calls referred to the deputy general counsel.
www.gmpcs-us.com /products/iridium/iri_news.htm   (1741 words)

  
 Iridium: iridium satellite phone, iridium rental, 9505 iridium phone satellite, iridium satellite phone rental, 9500 ...
The Iridium satellite phone lives up to its promise, allowing you the “Freedom to Communicate.
Anytime, Anywhere.” Iridium is also the satellite phone of choice for areas where no cellular or any other communication system is available.
The Iridium satellite phones are lightweight and versatile, while ensuring connectivity with the rest of the world.
www.satellitephonesource.com /iridium-satellite-phone.html   (384 words)

  
 Telestial.com - Satellite Phones
While each satellite service provider offers it's own unique benefits and advantages the best phone for you will ultimately depend on your application and destination (a satellite phone does not always translate into a world phone with global coverage).
A satellite phone addresses these situations by providing coverage in all ocean areas, air routes and all landmasses - even the Poles.
Unlike a GSM cell phone a satellite phone offers a communications solution that is independent of location.
www.telestial.com /satellite_phones.php   (179 words)

  
 satellite Irridium worldwide   (Site not responding. Last check: 2007-10-12)
The IRIDIUM system is a network of satellite mobile telecommunications designed to enable all types of telephone transmissions (telephony, radio message service, data transmission) regardless of the user's location on land or at sea.
Unlike geostationary telecommunication satellites that are at an altitude of 36 000 kilometers (22300 nautical miles), Iridium satellites cover the earth with narrower beams as a result of their low orbit, that results in clear links (without any voice propagation time) with powerful signals.
Iridium satellites are small and lightweight and electronically interconnected to give worldwide coverage at all times.
www.nordsudtt.com /satellite/irridium.htm   (647 words)

  
 Iridium Satellite Phone FAQ
It does not matter where the Iridium satellite phone is located, the dialing is the same.
Example 3 – Originating a call from the Iridium satellite phone (does not matter where the Iridium satellite phone is located) to a landline phone located in the United States.
The SIM card may already be inserted into your Iridium satellite phone when you receive it from the dealer.
www.highspeedsat.com /iridium_satellite_phone_faq.htm   (1066 words)

  
 APOD: April 2, 1998 - Iridium Flare   (Site not responding. Last check: 2007-10-12)
Iridium commercial digital communications satellites are providing the most spectacular sightings.
The one minute long exposure shows star trails nearly perpendicular to the bright, flaring track of the satellite and a "ghost" image of the flare at the far right.
Iridium is the 77th element and so was a good name for the originally intended constellation of 77 satellites.
antwrp.gsfc.nasa.gov /apod/ap980402.html   (160 words)

  
 [No title]
Through a constellation of 66 Low-Earth Orbiting satellites, Iridium delivers essential communication services to and from remote areas where terrestrial communications are not available.
Satellite phone rental from Cellhire offers Thuraya satellite phones and Iridium satellite phones to help you keep in touch wherever you are in the world.
Iridium and Globalstar satellite phone rentals from GIT offers an affordable alternative to purchasing satellite equipment and service.
www.lycos.com /info/iridium--iridium-satellite-phone.html   (325 words)

  
 Satellite flare - Wikipedia, the free encyclopedia
Satellite flare is the phenomenon caused by the reflective surfaces on satellites (such as antennas or solar panels) reflecting sunlight directly on to the Earth below and appearing as a brief, bright "flare".
The Iridium communication satellites have a peculiar shape with three polished door-sized antennas, 120 degrees apart and at 40 degree angles with the main bus.
When not "flaring" the satellites are often still just visible to the naked eye - a typical magnitude is 6, similar to a dim star.
en.wikipedia.org /wiki/Satellite_flare   (260 words)

  
 SPACE.com -- First Iridium Satellite to Burn
Iridium 85 is due for a December 17 reentry, plus or minus 5 days or so, he said.
A study of the Iridium satellite reentries, Johnson said, show they are within a NASA and U.S. government standard of acceptable risk.
Two weeks ago, the U.S. Bankruptcy Court for the Southern District of New York approved a $25 million bid of Iridium Satellite LLC to purchase the operating assets of Iridium LLC and its subsidiaries.
www.space.com /businesstechnology/technology/iridium_sat_burn_001128.html   (569 words)

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