Foreword
Introduction
1. Scope
2. Normative references
3. Terms and definitions
4. Abbreviated terms
5. LTS taxonomy
5.1 Types of location sensors
5.1.1 Unimodal systems
5.1.2 Multimodal systems
5.2 Reliance on pre-existing networking / localization infrastructure
5.2.1 LTSs requiring infrastructure
5.2.2 LTSs capable of infrastructure-less operation
5.2.3 Real-time deployment of nodes facilitating localization
5.2.4 Opportunistic use of infrastructure/environment
5.3 Off-line, building-specific training
5.3.1 LTSs requiring off-line training
5.3.2 LTSs not requiring off-line training
5.4 Ultimate consumer(s) of location information
5.4.1 Introduction
5.4.2 The ELT 18
5.4.3 The tracking authority
5.4.4 Both the ELT and the tracking authority
6. LTS privacy and security considerations
6.1 Privacy
6.2 Security
7. T&E methodology taxonomy
7.1 System vs. component testing
7.1.1 System testing
7.1.2 Component testing
7.2 Knowledge about LTS inner-workings
7.2.1 T&E designed with full knowledge of LTS inner-workings
7.2.2 Black-box testing
7.3 Repeatability
7.3.1 Repeatable testing
7.3.2 Non-repeatable testing
7.4 Test site
7.4.1 Building-wide testing
7.4.2 Laboratory testing
7.5 Ground truth
7.5.1 Off-line surveyed test points
7.5.2 Reference LTS
8. LTS performance metrics
8.1 Introduction
8.2 Floor detection probability
8.3 Zone detection probability
8.4 Means of various errors
8.5 Covariance matrix of the error vector
8.6 Variances of magnitudes of various errors
8.7 RMS values of various errors
8.8 Absolute mean of the error vector
8.9 Circular Error 95% (CE95) and Circular Error Probable (CEP)
8.10 Vertical Error 95% (VE95) and Vertical Error Probable (VEP)
8.11 Spherical Error 95% (SE95) and Spherical Error Probable (SEP)
8.12 Coverage
8.13 Relative accuracy
8.14 Latency
8.15 Set-up time
8.16 Optional performance metrics
8.16.1 Location-specific accuracy
8.16.2 Availability
9. Optional performance metrics for LTS use in mission critical applications
9.1 Introduction
9.2 Susceptibility
9.3 Resilience
10. T&E considerations and scenarios
10.1 Building types
10.1.1 Introduction
10.1.2 Wooden structure single-family house
10.1.3 Medium-size brick & concrete office building
10.1.4 Warehouse/factory
10.1.5 High-rise steel structure
10.1.6 Subterranean structure
10.2 Effects of mobility
10.2.1 Introduction
10.2.2 Stationary object/person
10.2.3 Walking
10.2.4 Running
10.2.5 Backward walking
10.2.6 Sidestepping
10.2.7 Crawling
10.3 Failure modes and vulnerabilities of location sensors
10.4 T&E scenarios
11. T&E reporting requirements
11.1 Introduction
11.2 Test place and date
11.3 Environmental conditions
11.4 LTS product tested
11.5 Equipment used by the LTS
11.6 ELTD features
11.7 Location data format
11.8 Location update rate and system capacity
11.9 RF emission and interference issues
11.10 Set-up procedure
11.11 Building information needed by the LTS
11.12 LTS GUIs
11.12.1 ELTD GUI
11.12.2 Tracking authority GUI
11.13 Maintenance
11.14 Floor plans of test buildings
11.15 Characterization of T&E scenarios involving entities in motion
11.16 Presentation of numerical T&E results
11.17 Visualization of T&E results
Annex A (normative) Conversions between local Cartesian and WGS 84 coordinates
A.1 Introduction
A.2 Establishing a local 3D Cartesian coordinate system and other preliminaries
A.3 Conversion from WGS 84 coordinates to local 3D Cartesian coordinates
A.4 Conversion from the local 3D Cartesian coordinates to WGS 84 coordinates
A.5 Verification and validation of MATLAB coordinate conversion codes
Annex B (informative) Location sensors and their failure modes
B.1 Introduction
B.2 RF-based location sensors
B.2.1 General
B.2.2 RSS
B.2.3 Proximity
B.2.4 TOA
B.2.5 TDOA
B.2.6 AOA
B.2.7 Signals of opportunity
B.3 Range/pseudo-range finder
B.4 GPS/GNSS
B.5 Differential GNSS
B.6 Accelerometer
B.7 Gyroscope
B.8 Magnetometer
B.9 IMU
B.10 Pedometer
B.11 Inclinometer
B.12 Altimeter
B.13 Acoustic sensor
B.14 Imager
B.14.1 General
B.14.2 Optical
B.14.3 Infrared
B.14.4 Lidar
Bibliography