Ground Segment of FY-4
Data circulation:
CDAS (Command and Data Acquisition Station) for real-time acquisition of the full information.
HRIT (High Rate Information Transmission) for near-real time broadcasting full resolution images.
LRIT (Low Rate Information Transmission) for broadcasting a selection of images and weather warning information.
DCS (Data Collection Service) to relay messages from self-timed DCP (Data Collection Platform).
Fig. Ground segment of FY-4
Data Service of FY-4
Data Collection and Production Center (DCPC) is a component of WMO Information System(WIS), which fulfils within specific WMO Programmes an international responsibility for the generation and provision for international distribution of data, forecast products, processed or value-added information, and/or for providing archiving services. DCPC can also provide basic WIS functions such as metadata catalogues, Internet portals and data access management.
NSMC became DCPC in June 2012. By now, products out of the NSMC production list have been internationally disseminated through WIS. It is by the WIS rule that a product for WIS dissemination must be officially recommended by the permanent representative of a NMHS to WMO. Users can find our DCPC products at a wherever located GlSC(Global Information System Center), or they can get access to them at our DCPC Service.
Fig. Data service of FY-4
