2. ISO/TC211 Standards in Action Open GIS Component Based on the Simple Feature Geometry Adelaide, Australia, October 24, 2001 Haeock Choi, Kwangsoo Kim, and Jonghun Lee GIS Research Team Spatial Information Technology Center ETRI/CSRL Republic of KOREA

3. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute ETRI (Electronics & Telecommunication Research Institute) Established in 1976 A non-profit government-funded research organization About 2000 researchers Vision : Being the leader in 3T’s : IT, BT, NT Missions –To create innovative technologies and develop knowledge-driven industries –To research for standardization and security of technical information –To provide technical guidance in the IT field and to cultivate nation’s technology leaders Organization –6 Labs., 2 Divisions, 1 Center, 2 Depts., 1 Annex

4. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Network Research Laboratory ETRI – 7 Research Organizations Focus on Basic Research Focus on National R&D Projects Focus on Technology Transfer Information Security Research Division Basic Research Laboratory Radio & Broadcasting Research Laboratory IMT-2000 System Department Division Computer & Software Research Laboratory Advanced-Electronics Research Laboratory Information Technology Management Research Institute

5. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Research Topics related to Spatial Information Spatial Information Technology Center in CSRL –GIS Research Team –RS Research Team –4S Application Research Team Current Research Topics of GIS Research Team –Open GIS Component Technology –3D GIS Technology –LBS Technology

6. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Background :Why Component Software? Software crisis in the age of information –Lack of Interoperability –Lack of Reusability Information Software Technology Software Crisis Component Software is a Solution

7. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Open GIS Component GIS STANDARDS GIS TECHNOLOGY COMPONENT

8. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute OGC The OGC is an open forum for the GIS community to contribute to the interoperability in geodata and operations(Buehler et al, 1996) Since 1994 More than 20 SIGs /WGs 16 Abstract Specifications –Central themes Sharing Geospatial Information Providing Geospatial Services 7 Implementation Specifications Legal liaison with ISO/TC211

9. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute ISO/TC211 and OGC Cooperative agreements –ISO 19125 Geographic information – Simple feature access is based on the OGC OpenGIS Simple Features Specification 19125-1 Part 1: Common architecture 19125-2 Part 2: SQL option 19125-3 Part 3: COM/OLE option –ISO 19128 Geographic information – Web Map server interface OGC Web Map Server Specification –ISO 19132,19133,19134 Location Based Service OGC OpenLS Architecture

10. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Simple Features Specification for OLE COM OLE/COM based proposal 3 Main Themes –Data Access Architecture OLE DB based Data Providers and Data Consumers(ADO) –Geometry Object Model Geodata modeling Geodata Operations –Spatial Reference System Object Model Datum Definition Transformations Projections Component Specifications

11. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Open GIS Component Architecture – ETRI Model Application Component Business Process of Local Government Kernel(MapBase ® ) Component Spatial Modeling, Operations, Query, Analysis, Mapping, and Web Services Data Provider Component Extended OLE DB Interface for Sharing Spatial Information Clearinghouse Component Discovery and Access of Spatial Information under Networks OpenGIS Simple Features Specification for OLE/COM OpenGIS Catalog Interface Implementation Specification OpenGIS Web Map Server Interface Specification OpenGIS Implementation Specification: Grid Coverage OpenGIS Coordinate Transformation Service Implementation Specification:

12. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Data Provider Component Data Store SDE, MGE, ZEUS, GEOMania, MapInfo, SmallWorld, SQL, Shape Extend OLE DB Data Provider OLE DB Interface MapBase ® or Applications Geometry, Attributes, Metadata Data Access Model of Open GIS Simple Feature Specification for OLE/COM Simple Feature Geometry Model of Open GIS Simple Feature Specification for OLE/COM

13. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute MapBase ® Component Spatial Analysis, Web Map Service Spatial Modeling, SRS, Spatial Operations Spatial Data Access, Mapping, User Interface Spatial Editing, Application Service Network Analysis Component Geometry+Component 3D Analysis Component GeometryComponent SpatialReferenceSystemComponent OpenGIS Simple Features Specification for OLE/COM Web Map Service Component OpenGIS Web Map Server Interface Specification Application Service Components Editor Component MapDraw Component MapBase ActiveX Control MbDAO Component DataProviderComponents Grid Analysis Component OpenGIS Implementation Specification: Grid Coverage OpenGIS Implementation Specification: Coordinate Transformation

14. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Data Provider Spatial Data Interoperability SDE Data Provider ZEUS Data Provider Shape..... Applications MapBase

15. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Case Study : KSDI KSDI(Korea Spatial Data Infrastructure) Interoperable geospatial data processing system used among local governments and related organizations Conforms Standards –ISO 19115 Geographic information – Metadata –ISO 19125 Geographic information – Simple Feature Access –OGC OpenGIS Catalog Interface Implementation Specification Participants –ETRI, NCA, Ssangyong, KTData, KTIT, PointI

16. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute KSDI – Network Configuration Node(Local Government) Administration Server Gateway Server Router Node (Communicat ion) GIS Server Authorized User Internet CSU Firewall Private Network Seoul CityIncheon CitySuwon City Sungnam City KT(Korea Telecom)NCA(National Computerization Agency) Switching Hub

17. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute KSDI - Data Flow 3. Request Metadata5. Send Search results 7. Send Spatial data 6. Request Spatial data 4. Search Metadata 2. Register Metadata 1. Register Node Spatial Data Transmission Network Metadata Search Network Data Provider Catalog client HTTP Catalog Server HTTP (Z39.50) Metadata Editor HTTP GIS DB GIS DB GIS DB GIS DB Metadata DB Metadata DB Metadata DB Metadata DB Node Catalog DB Node Catalog DB Gateway Authorized User Node Manager Creator TCP/IP

18. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute KSDI Architecture Parcel Suwon City GIS 서버 Parcel Incheon City GIS 서버 Parcel Sungnam City GIS 서버 Private NetworkRequestReply BaseMapDB CommunicationDB KT GIS DB Metadata DB Gateway Home page www Parcel Road Drainage Water Seoul City Node User DB Node User DB Web Browser Windows Data Provider Component OGC standard inteace GDB-specific data Map Base Component Renderer Authorized User NCA Local Government Node Metadata DB Operations Gateway Administrator Node Administrator Spatial DB Administrator Internet GIS DB

19. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute KSDI – GIIS (Geospatial Information Interoperability System) Authorized User GIIS MapBase ® Component CatalogClient.dll Data Provider Gateway NodeInfoSender.html CatalogClient.dll Web Server Node Catalog DB Node CatalogServer.asp CatalogServer.dll Web Server Metadata DB Spatial DB Server GIS DB Spatial DB Server Windows Data Provider Software Download User Registration User Authorization, Node Catalog Requirement Node Catalog Metadata Requirement Metadata transmission Data Requirement Data Transmission Data Requirement Data Transmission Data Requirement Data Reply Spatial DB Administrator Node Administrator Gateway Administrator

20. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Demonstrations KSDI – Web based Map Service KSDI – GIIS : Windows Application Service

21. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute Conclusion Open Architecture ensuring the Interoperability and Reusability Conforming the Standards Component Software Future works –Extending Simple Feature geometry to Complex Feature geometry with additional information –Integration of LBS technology into Mobile Service –Open SIM(Spatial Information Management) enabling L-Commerce, Spatial ERP, gCRM etc.

22. ISO/TC211 Standards in Action Adelaide, October 24, 2001 Electronics & Telecommunications Research Institute www.etri.re.kr Thank you for your attention! ETRI in Daeduk Valley