Pdf on jan 1, 2015, marcello messina and others published no muos. The reflectors employ a multiplebeam technology that boosts the number of users and amount of voice and data traffic the muos constellation can support. Mobile user objective system muos satellite in geosynchronous orbit in order to instantaneously relay information to a. The fourth muos satellite was integrated with multibeam antenna in april 20. Launch of muos1 satellite on atlas v, 551 spacevids. Terminals that meet these mandatory requirements are referred to as muos terminals mt. The 15,000pound satellite was to serve as a backup for a constellation of four other muos spacecraft that will offer improvements to the navys. Navys mobile user objective system muos5 at lockheed martins sunnyvale, calif.
Muos is the nextgeneration narrowband tactical satellite communications system and it will ensure. Final muos satellite in place, italian ground station. The muos will enable communications to various terminal devices such as handhelds, laptops, and personal communications units. Npfc milstd188187 interoperability standard for mobile. Navys first mobile user objective system muos satellite, built by lockheed martin, achieved a major program milestone with the completion of thermal vacuum testing. The handover also includes acceptance of three muos ground stations that will relay voice and highspeed data signals for mobile users worldwide.
Air force eastern test range afetr muos serves a dualprovider of both voice traffic currently routed by. The fifth mobile user objective system muos satellite built by lockheed martin for the u. Muos 5 satellite comes to florida on way to geosynchronous. Muos 5 satellite comes to florida on way to geosynchronous orbit.
Launch of muos 1 satellite on atlas v, 551 24 february 2012 the heaviest payload to ride an atlas v rocket lifted off from cape canaveral today, 24th february 2012 at 22. For detailed specifications, see the technical tab below. The first muos satellite, muos 1, was launched in february 2012, also by an atlas v. Fourth muos communication satellite clears launchsimulation test. One application for the satcom wireless network simulator wins is the u.
Satellite operations center headquarters and detachment. Peo space systems fact sheet n a vy communic a tions civilian personnel, with support from the space and naval warfare systems command, leverages commercial advances in terrestrial and satellite technology to greatly expand communications opportunities and capability. The launch of the muos satellites will help to fill any potential gaps in legacy. The high directivity of the antenna enables small disadvantaged terminals with severe propagation impairments to reliably communicate via satellite and permits substantial frequency reuse. The fourth and final satellite in the mobile user objective system muos has been delivered to cape canaveral air force station and it is scheduled for an august launch.
The first muos satellite, muos1, was launched in february 2012, also by an atlas v. Dec 19, 2014 the third mobile user objective system muos satellite is scheduled to launch jan. Marines from the 1st marine division test out the mobile user objective system muos. Designed and manufactured by lockheed martin, the muos4 satellite is the final piece of a network of satellites and relay ground stations. Muos 2 satellite completes testing, operations handed over. The third mobile user objective system muos satellite is scheduled to launch jan. Muos5 secure communications satellite reaches orbit, begins. This launch comes after 2 failed attempts to launch, after a red weather condition on upper level winds.
More than 60 percent of military satellite communication. Approved for public release, distribution is unlimited 20 october 2016 pmw146d1608 sr2017026. Comparing the capabilities and performance of the ultra high. Archived from the original pdf on december 16, 2014. Muos radio terminal users supporting mobile, tactical ground, sea or air operations can seamlessly connect around the globe and into the global. That spacecraft completed initial onorbit testing on 17 july last year, ahead of acceptance testing by the us.
Navys nextgeneration satellite communications system providing voice and data communications for u. A single muos satellite will provide 4 times the capacity of the entire legacy ufo constellation of 10 satellites. The nanosatellite will demonstrate the ability of lowearthorbit satellites to extend the geographic coverage of the mobile user objective system muos and legacy uhf followon ufo satellite constellations to the polar regions, according to daigle. Antennas manufactured by muos labs are designed for landbases, manpack, vehicular, shipboard and airborne. The most powerful version of the atlas placed the 15,000pound satellite into a customized highperigee geosynchronous transfer orbit as.
General dynamics mission systems provides the integrated ground segments for muos, which will soon provide cell phonelike communications for warfighters on the move. Spaceenabled capabilities for naval, joint and allied operations. Mobile user objective system muos navy communications satellite program office pmw 146 statement a. Muos includes the satellite constellation, a ground control and network management system, and a new waveform for user terminals.
The system provides increased communications capabilities to newer, smaller terminals while still supporting interoperability with legacy terminals. To sustain the current uhf satcom constellation capabilities, the muos satellites will also offer a legacy uhf communications payload that will provide. The team completed a series of deployments of the satellite s solar arrays and antennas, with the last. The antenna system includes options consisting of a foursegment. The space portion is comprised of a constellation of four. The user entry segment provides a muos waveform hosted on. The first muos satellite is scheduled for launch from cape canaveral, fla.
Aug 05, 2014 the fourth mobile user objective system muos satellite in the launch order is progressing in its final testing phase, having successfully cleared acoustic tests. Paul ghyzel, the navys muos program manager, said in a. Final muos satellite in place, italian ground station almost. The muos 5 satellite is currently stable, safe and under positive control. The mobile user objective system muos is an ultra high frequency uhf 300 mhz to 3 ghz frequency range satcom system, primarily serving the united states department of defense dod. The mobile user objective system muos is a next generation military satellite communication system based on the terrestrial 3gpp wcdma 3rd generation partnership project wideband code. Dec 27, 2011 the first muos satellite is scheduled for launch from cape canaveral, fla. Jun 14, 2016 the muos satellite constellation capabilities they include simultaneous voice, video and mission data transmission over a secure highspeed internet protocolbased system will revolutionize. Third muos satellite gets launch date defense news.
Mobile user objective system muos naval technology. Mobile user objective system muos to legacy uhf gateway. Us strategic command approves expanded operational use of muos. Navys new muos 5 communications satellite experiences. The muos will be a narrowband system of 64 kbpschannel and below.
The second satellite, muos2, was delivered in may 20 and launched atop a united launch alliance atlas v rocket in. Muos labs manufactures the most rugged xwings and the only patented one of a kind foldable xwing antenna models. The international directory of military aircraft 4th ed. Navys muos2 satellite in transfer orbit, responding. Navy has reached orbit, successfully deployed its solar arrays and antennas, and is beginning pre. Fifth muos satellite now delivering uhf communications. Muos5 anomaly identified, satellite remains in safe. It was originally reported that sv3 has been launched as muos4, however it now appears that the final satellite to be built, muos sv5, was used instead for that flight. Communications satellite program office pmw 146 program office. Wins could assist us military communications planners with the realistic modeling of realistic communications networks and spectral environments.
The muos constellation will replace the legacy ultra high frequency followon ufo system, providing significantly improved assured communications including simultaneous voice, video, and data for mobile warfighters. Navy by lockheed martin, the mobile user objective system muos is revolutionizing secure ultrahigh frequency uhf satellite communications satcom for mobile forces. Communications, naval helicopter satellite communications. The muos system is scheduled to provide initial operational capability in 2012 and full operational capability in 2016. The fifth mobile user objective system muos satellite is now operational and delivering secure communications to legacy ultra high frequency uhf radios, lockheed martin announced today. Navys mobile user objective system muos is a nextgeneration narrowband tactical satellite system. Mobile user objective system general dynamics mission. Practices of resistance in sicily against the us military communications satellite system find, read and cite all the.
Ula atlas v successfully launches with muos5 for the us navy. The two muos satellites in the test operated at 72 percent of capacity and. Effectively and rapidly bringing muos to the warfighter. After several range weather delays, the first muos satellite, muos1, launched into space successfully on. Us strategic command approves expanded operational use of. Muos sawcdma in sep 2007 satellite stage 4 frequency allocation preliminary approval jtrs stage 3 requests submitted spring 2011 muos pa. The general dynamics satcom technologies lightweight 2. It was originally reported that sv3 has been launched as muos 4, however it now appears that the final satellite to be built, muos sv5, was used instead for that flight. The navys fifth mobile user objective system muos satellite launched at 10. The fourth mobile user objective system muos satellite in the launch order is progressing in its final testing phase, having successfully cleared acoustic tests. Navys muos2 satellite in transfer orbit, responding to.
Join the satcom revolution fueled by muos i delivered by l3harris anprc117g expand your reachwith muos the u. Muos launch customer brief pmw146d120011 pmw 146 muos launch vehicles. Nov 07, 2016 the fifth mobile user objective system muos satellite built by lockheed martin for the u. Mobile user objective system muos satellite youtube. Air force eastern test range afetr muos serves a dualprovider of both voice traffic. Designed to support missions that require greater mobility and improved operational availability. This paper proposes satellites in geosynchronous earth orbit geo for the mobile user objective system muos. The mobile user objective system johns hopkins apl technical digest, volume 30, number 2 2011 105 legacy transmit antenna, which has a 5. Navy communications satellite program office pmw 146. Uhf satcom capacity, as well as provide the many new capabilities of the wcdma. The team completed a series of deployments of the satellites solar arrays and antennas, with the last. Muos is the nextgeneration narrowband tactical satellite communications system and it will ensure the continuation of capabilities provided by the ultrahigh. Ula atlas v successfully launches with muos5 for the us. The mobile user objective system is a narrowband military communications satellite system that supports a worldwide, multiservice population of users in the ultra high frequency band.
Mobile user objective system, muos, uhf satcom, ultra high frequency satellite. Aug 06, 2016 the 15,000pound satellite was to serve as a backup for a constellation of four other muos spacecraft that will offer improvements to the navys satellite communications network for mobile forces. Dec 07, 2018 the nanosatellite will demonstrate the ability of lowearthorbit satellites to extend the geographic coverage of the mobile user objective system muos and legacy uhf followon ufo satellite constellations to the polar regions, according to daigle. Muos muos is the current narrowband military satcom system that. Each satellite has a large, deployable, multibeam antenna and onboard signal processing. Each muos satellite is equipped with two 14meter mesh reflectors that are unfurled once the vehicle has reached its designated orbit. Both the mba and the legacy transmit antenna reflectors are constructed of goldplated mesh so that they can be stored in a small volume and then deployed after the satellite is in orbit. Launch of muos1 satellite on atlas v, 551 24 february 2012 the heaviest payload to ride an atlas v rocket lifted off from cape canaveral today, 24th february 2012 at 22. Jun 28, 2016 the mobile user objective system is delivering highspeed, secure cellular service to u. The objective of the publication is to communicate the work performed at the laboratory to its sponsors and to the scientific and engineering communities, defense establishment, academia, and industry. This standard establishes mandatory requirements applicable to satellite communications satcom terminals required to access 5megahertz mhz ultrahigh frequency uhf satcom channels using the mobile user objective system muos common air interface cai. Navys new muos1 satellite, and advanced military communications satellites for the u.
The johns hopkins apl technical digest is an unclassified technical journal published quarterly by the applied physics laboratory. Via satellite 1206 testing of the second mobile user objective system muos satellite by lockheed martin has been completed, and spacecraft operations have been successfully handed over to the u. Navys new muos 5 communications satellite experiences snag. Optimized for the muos bands, the antenna also operates on 244 270 mhz, 292 320 mhz, and 360 380 mhz. Fourth muos satellite undergoes final tests on ground. Navylockheed muos satellites deliver huge boost in global. The satellite, which successfully launched june 24, was projected to reach its geosynchronous orbit and enter its test. Objective system muos is a nextgeneration narrowband tactical satellite system. The muos satellite constellation capabilities they include simultaneous voice, video and mission data transmission over a secure highspeed internet protocolbased system will revolutionize.
The mobile user objective system is a narrowband military communications satellite system. The muos will replace the legacy uhf followon ufo system before that system reaches its end of life to provide users with new capabilities and enhanced. The mobile user objective system muos is the dods next generation military ultra high frequency uhf. Hemispherical radiation pattern, right hand circular polarization. Muos, the multiuser objective system, is being built by lockheed martin for operation by the us navy as part of the muos satellite constellation that will be fully operational by 2017. A deep dive into harris solutions for different scenarios. Muos5 secure communications satellite reaches orbit. Mobile user objective system general dynamics mission systems. The us strategic command has given approval for the expanded operational use of the nextgeneration narrowband satellite communication system, known as the mobile user objective system muos. Muos is part of the general market migration of satellite communications from fixed to mobile terminals.
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