Tiêu chuẩn quốc tế

• Số hiệu / Standard Number: ITU-R SM.2486-0:2021
• Năm ban hành / Publication date: 2001
• Tình trạng / Status: A - Còn hiệu lực
• Tên tiếng Anh / Title in English: Use of commercial drones for ITU-R spectrum monitoring tasks
• Số trang / Page: 15
• Phạm vi áp dụng / Scope of standard: CONTENTSPolicy on Intellectual Property Right (IPR) 1 Introduction 2 Functional components of commercial drone-based monitoring systems 2.1 The drone flight system 2.2 Radio monitoring and measurement systems 2.3 Radio mission control 2.4 Radio mission remote control 3 Other considerations 3.1 Prerequisites to operation 3.1.1 Size, weight and power impacts on performance 3.1.2 Antenna patterns 3.1.3 Noise floor 3.1.4 Safety and protection features 3.1.5 Local flight regulations 3.2 Measurement uncertainty factors 3.2.1 Flight control by single operator 3.2.2 Location control by global navigation satellite system (GNSS) 3.2.3 Horizontal and vertical position control (hovering) and homing 3.2.4 Measurement and transmission antenna characteristics 3.2.5 Influence of wind 3.3 Current limitations of commercial drones 3.3.1 Location positioning, homing 3.3.2 Dependency on weather condition 3.3.3 Short operating time 3.3.4 Size, weight, and power 3.3.5 Risk of accident 3.3.6 Cost and regulations 4 Experiment and use cases 4.1 Radio field strength measurement: DTV broadcasting signal 4.1.1 Technical considerations 4.1.2 Experiment of DTV terrestrial broadcasting signal measurement by UAV 4.2 Locating VSAT uplink satellite signal 4.2.1 Introduction 4.2.2 System information 4.2.3 Measurements and results 5 Acronyms