AI智能总结
User Needs and Requirements TABLE OFCONTENTS 1INTRODUCTION AND CONTEXT OF THE REPORT...................................................................................31.1Methodology.................................................................................................................................................31.2Scope...............................................................................................................................................................42EXECUTIVE SUMMARY..........................................................................................................................................63MARKET OVERVIEW & TRENDS......................................................................................................................83.1Market Evolution and Key Trends..........................................................................................................83.2Main User Communities..........................................................................................................................123.3Main Market Players................................................................................................................................134POLICY, REGULATION AND STANDARDS.................................................................................................184.1Applicable regulations............................................................................................................................184.2Non-regulatory sources..........................................................................................................................214.3Other (standards, practices…)...............................................................................................................225USER REQUIREMENTS ANALYSIS.................................................................................................................275.1Current GNSS use and requirements per application...................................................................295.2Current EO use and requirements per application.........................................................................385.3Limitations of GNSS and EO.................................................................................................................585.4Prospective use of GNSS and EO........................................................................................................625.5Summary of drivers for user requirements.......................................................................................655.6Synergies with SATCOM........................................................................................................................666USER REQUIREMENTS SPECIFICATION......................................................................................................716.1Synthesis of Requirements Relevant to GNSS...............................................................................716.2Synthesis of Requirements Relevant to EO.....................................................................................816.3Synthesis of Requirements Relevant to SatCom...........................................................................856.4Sources for the requirements................................................................................................................887ANNEXES....................................................................................................................................................................89A.1Definition of key GNSS performance parameters..........................................................................89A.2Definition of key EO performance parameters................................................................................91A.3Other performance parameters............................................................................................................92A.4Additional definitions...............................................................................................................................93A.5Overview of InSAR techniques.............................................................................................................94A.6Policy and regulation relevant to infrastructure.............................................................................95A.7List of of Acronyms...................................................................................................................................97A.8Reference Documents.............................................................................................................................99 LISTOF FIGURES Figure 1: Rail user requirements analysis methodology..................................................................................4Figure 2: Revenue from EO data & services sales by application............................................................