launch of satref system services to government users hong kong satellite positioning reference...
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Launch of SatRef System Services
to Government Users
Hong Kong Satellite Positioning
Reference Station Network System
By K.K. CHAN, LS / G (K)
Hong Kong Satellite Hong Kong Satellite Positioning Positioning
Reference Station Reference Station NetworkNetwork (SatRef) (SatRef)
AGENDA:
Introduction The SatRef System The SatRef Functions The SatRef Knowledge Sharing Platform - Geodetic Survey Information - Geodetic Survey Knowledge The Way Forward - Future Developments of SatRef - NTRIPcaster Demo Q & A
The SatRef SystemThe SatRef System
Introduction
*SatRef is the first CORS system in Hong Kong to cover the whole territory
*The GPS data and correctional information of the SatRef improve the accuracy and efficiency of those positioning operations significantly
The SatRef SystemThe SatRef System
*The SatRef Phase I Contract
(Feb 2000 – Dec 2001)
6 GPS Permanent Reference Stations (GPSRSs) were constructed in the northwest and northern part of the Hong Kong Territory
Control Centre in NPGO
Layout Plan of SatRef SystemLayout Plan of SatRef System
GPS Reference Station (Siu Lang Shui)GPS Reference Station (Siu Lang Shui)
The SatRef SystemThe SatRef System
*The SatRef Phase II Contract
(Jan 2004 – May 2006)
6 GPSRSs were constructed in the Lantau Island, Hong Kong Island and eastern part of the territory
Modification of Control Centre
Data Centre at Powerbase Data Centre
Layout Plan of SatRef SystemLayout Plan of SatRef System
Shap Sze Heung GPS Reference Shap Sze Heung GPS Reference StationStation
The SatRef SystemThe SatRef System
Project Planning and Site Selection Stage:
- Planning Permissions for GPSRS
* Country Park
* Green Belt
* Site of Special Scientific Interest
Site within Sai Kung Country ParkSite within Sai Kung Country Park
Site within Green Belt and Special Scientific InterestSite within Green Belt and Special Scientific Interest
Drainage SystemDrainage System
Plantation of HedgePlantation of Hedge
Shap Sze Heung GPS Reference StationShap Sze Heung GPS Reference Station
The SatRef SystemThe SatRef System
Extn. of Time Under Construction Stage:
*Bad weather (about 8 weeks)
*Lightning Protection System (about 8 weeks)
*Excavation Permit of LPS (about 8 weeks)
*IT Security and Audit (about 18 weeks)
Lightning Protection System (LPS)Lightning Protection System (LPS)
Lightning Protection System (LPS)Lightning Protection System (LPS)
IT Security Policy of Lands D Ver 2.0 OGCIO Circular 07-2004
(Protection of IS from Security Attacks and
Infection by Computer Viruses/Worms)
G3 Internet Security Guidelines G50 Internet Gateway Security G54 Information Security Incident Handling
Guidelines
IT Security Policy & GuidelinesIT Security Policy & Guidelines
IT Security MeasuresIT Security Measures
Intrusion Detection Services IT Security Audit Services Business Continuity Plan and Disaster Reco
very Plan Information Security Incident Reporting Proc
edures No restricted data will be collected Common look and feel of web pages
Intrusion Detection Services Weekly Report (P.1)Intrusion Detection Services Weekly Report (P.1)Supplementary Weekly Intrusion Detection Report
CUSTOMER: LANDS DEPARTMENT REPORT DATE: 05-Jun-2006
LOCATION: Rm 2438, 24/F, North Point Government
Offices, 333 Java Road, North Point,
HK.
REPORT TO: Mr. LEUNG Yun-kui
CUSTOMER ID: HK00058
SERVICE PERIOD: 01 DEC 2005 – 30 NOV 2006
THIS WEEK LAST WEEK
FROM 29-May-2006 22-May-2006
TO 04-Jun-2006 28-May-2006
L4: Critical 0 0
L3: Serious 0 0
L2: Suspicious 0 0
L1: Informational 134,606 143,588
Top 5 Incident Types:
Incident Type Severity
ICMP PING NMAP Low
ICMP L3retriever Ping Low
NETBIOS SMB Session Setup NTMLSSP unicode asn1 overflow attempt Low
NETBIOS SMB IPC$ unicode share access Low
NETBIOS SMB-DS IPC$ unicode share access Low
Follow-up actions/issues: NIL
Intrusion Detection Services Weekly Report Intrusion Detection Services Weekly Report (P.2)(P.2)
Intrusion Detection Services Weekly Report (P.3)Intrusion Detection Services Weekly Report (P.3)
IT IT Security Audit Services (Project Schedule)Security Audit Services (Project Schedule)
IT IT Security Audit Services (Audit Report)Security Audit Services (Audit Report)
Common Look & Feel of SatRef Web PagesCommon Look & Feel of SatRef Web Pages
Common Look & Feel of SatRef Web PagesCommon Look & Feel of SatRef Web Pages
Summary of SatRef ImplementationSummary of SatRef Implementation
Feb 2000 – Dec 2001 Phase I Contract
May 2001 – Oct 2001 Planning Permission
2002 – 2003 Phase II Tendering
Jan 2004 – May 2006 Phase II Contract
Oct 2005 – Dec 2005 IDS implementation
Dec 2005 – June 2006 IT Security Audit
Thank you!
12 GPS Reference Stations
Data Centre
Control Centre
The SatRef SystemThe SatRef System
Static GPS Survey
(RINEX Data Downloading) RTK Survey
(Real-time Data Delivery) Automatic GPS Computation Admin Tools – Utilization Records
The SatRef FunctionsThe SatRef Functions
The SatRef Knowledge Sharing Platform - Geodetic Survey Information - Geodetic Survey Knowledge I & II
The Way Forward - Future Developments of SatRef - NTRIPcaster
Q & A
BreakBreak
Geodetic Survey Information Geodetic Survey Knowledge I Geodetic Survey Knowledge II Geodetic Survey Practice
The SatRef Knowledge Sharing PlatformThe SatRef Knowledge Sharing Platform