CONTENTS

Annex 1 - UWB terms, definitions and abbreviations
 1     UWB terms and definitions
 2     Abbreviations related to UWB
Annex 2 - General characteristics of UWB technology
 1     Potential high-density use
 2     High data rate
 3     Secure communications
 4     Robust communications
 5     Communication system capacity
 6     UWB power spectra
        6.1     Requirement for a large bandwidth
        6.2     Pulse shaping
        6.3     UWB modulations
                  6.3.1     Pulse position modulation (PPM)
                  6.3.2     Bi-phase modulation (BPM)
                  6.3.3      Pulse amplitude modulation (PAM)
                  6.3.4      On-off keying (OOK) modulation
                  6.3.5      Chirp modulated UWB
                  6.3.6      Modulation by a pair of opposite polarity doublets
                  6.3.7     Direct sequence and direct sequence code-division multiple access (DS‑CDMA) UWB
       6.4      Multiband modulation and multi-user techniques
                  6.4.1     Multiband orthogonal frequency division multiplexing (MB-OFDM)
                  6.4.2     Frequency hopping for multiband (FH-UWB)
                  6.4.3     Time division multiple frequency modulation for multiband
                  6.4.4      Cross-band flexible multiple access for multiband
 7     Common signalling mode (CSM)
 8     Multipath effects
 9     Imaging and location capabilities
Annex 3 - Technical and operational characteristics of devices using UWB technology
 1     Operational characteristics
        1.1     Operational characteristics of ground penetrating radars
 2     Technical characteristics of UWB devices
        2.1     Communications devices and measurement systems
        2.2     Vehicular radar systems
        2.3     GPR systems
 3     Activity factor of devices using UWB technology
        3.1     Activity factors and technology penetration of 24 GHz vehicular short-range radar (SRR) devices
                  3.1.1     Pulsed devices, pulse gating and activity factor
                  3.1.2     SRR modes of operation
                  3.1.3     Activity factor typical value estimation for different SRR operation modes
                  3.1.4     Technology penetration estimation
        3.2     Activity factor description for location sensing and tracking systems
        3.3     Activity factor of communication devices using UWB technology
                  3.3.1     Activity factor for indoor communication devices
                  3.3.2     Activity factor for outdoor communication devices
        3.4     Activity factors of other types of devices using ultra-wideband technology