IntroductionIntroduction ofof COMSCOMS ProgramProgram
September 2006
COMS Program Office Korea Aerospace Research Institute
KARI Proprietary Material 1 Long-term Plan for National Space Program
2006
2001 2005 2004 KOMPSAT 2 Scientific Satellite 2 1999 KOMPSAT 1 2008 2003 2008 KOMPSAT 3 2005 Communication, Ocean Scientific Satellite 1 KOREASAT 5 & Meteorological Satellite-1
1999 KITSAT 3 2008 Scientific Satellite 3
2009 KOMPSAT4 1999 KOREASAT 3
2014 Communication, Ocean & Meteorological Satellite 2 2011 2010 KOMPSAT5
2012 2011 KOMPSAT 6 Scientific Satellite4 2014 2013 2015 2015 KOMPSAT 7 Scientific Satellite 5 Scientific KOMPSAT 8 Satellite 6 2015 KOREASAT 6
KARI Proprietary Material 2 Governmental Support for COMS
National Committee of Space Development
MIC MOST Ka band Payload System/BUS/AIT Development Development
MI Payload GOCI Payload Development COMS Development KMA MOMAF
MOST : Ministry of Science and Technology MIC : Ministry of Information and Communication MOMAF : Ministry of Maritime Affairs and Fisheries KMA : Korea Meteorological Administration
KARI Proprietary Material 3 Mission Objectives of COMS
Weather Monitoring Mission
Continuous monitoring of imagery and extracting of meteorological products with high-resolution and multi- spectral imager Early detection of special weather such as storm, flood, yellow sand Monitoring of long-term change of sea surface temperature and cloud
KARI Proprietary Material 4 Mission Objectives of COMS
Ocean Monitoring Mission
Monitoring of marine environments around the Korean peninsula Production of fishery information (Chlorophyll, etc.) Monitoring of long-term/short-term change of marine ecosystem
KARI Proprietary Material 5 Mission Objectives of COMS
Satellite Communication Mission
In-orbit verification of developed communication technologies Experiment of wide-band multi- media communication service
KARI Proprietary Material 6 COMS System Architecture
COMS
LRIT/HRIT End-users
Ka-band Communication
TM/TC LRIT/ Raw HRIT Raw data Raw data data LRIT/HRIT (backup) TM/TC CTES(ETRI) (backup)
KOSC(KORDI) SOC(KARI) MSC(KMA)
Exclusive line End-users Internet V-001-8
KARI Proprietary Material 7 COMS Ground Station Locations
MSC(진천) SOC(대전) CTES(대전) KOSC(동해) ~110km ~4km ~135km
KARI Proprietary Material 8 KARI Ground Station Operating Room
KARI Proprietary Material 9 Flight Configuration of COMS Satellite
TMTC S band antenna MODCS S band antenna MODCS L band antenna MI Solar Array Earth Direction
Ram Direction
Ka band antenna GOCI
IRES
KARI Proprietary Material 10 Stawed Configuration of COMS Satellite
KARI Proprietary Material 11 Launch Vehicle Compatibility
Soyuz Ariane 5 LandLaunch SeaLaunch Delta 4 Proton Atlas V
KARI Proprietary Material 12 Processed Data Distribution Coverage
KARI Proprietary Material 13 COMS Frequency Registration
ITUITU Registration Registration Orbit Orbit : : 116.2 116.2 ° °E,E, 128.2 128.2°°EE
ITUITU Registration Registration Frequency Frequency Band Band
For Ocean and Meteorological Service and Satellite Operation : 1,670 ~ 1,710 MHz(L-Band): Sensor Data & Processed Data Downlink : 2,025 ~ 2,110 MHz(S-Band): Processed Data & Command Uplink : 2,200 ~ 2,290 MHz(S-Band): Telemetry Downlink
For Communication Service : 27.5 ~ 30.8 GHz: Ka-Band Uplink : 18.3 ~ 20.7 GHz: Ka-Band Downlink
KARI Proprietary Material 14 COMS S-Band Ranging Service Requirement Overview
• COMS satellite Location: Geostationary Orbit - 116 deg, east or 128.2 deg east
• On-station S-Band Ranging measurement support is required during IOT phase. During IOT, ranging measurement shall be done by KARI, Korea and by service provider
• Ranging Standard: ESA Tone Standard
KARI Proprietary Material 15 Major Milestones for COMS Development
Prime Contractor EDC(EADS Astrium): 27 April 2005
Kickoff Meeting at Astrium: 18-19 May 2005
System Requirement Review: 13-14 June 2005
System Design Review: 8-9 August 2005
Preliminary Design Review: 9-13 January 2006
Critical Design Review: March 2007
Launch: End of 2008
KARI Proprietary Material 16