Policy on Intellectual Property Right (IPR)
�1���� Introduction
�2���� Technical characteristics and protection requirements of radio services
�3���� System characteristics of WPT-EV applications
������� 3.1���� Radio characteristics of WPT-EV
������� 3.2���� 19-21 kHz/55-65 kHz WPT-EV usage scenario
������� 3.3���� 79-90 kHz WPT-EV usage scenario
����������������� 3.3.1���� Brief explanation of WPT systems being standardized
by SDOs
����������������� 3.3.2���� Estimations of growth of the number of WPT-EV
systems
������� 3.4���� Estimated activity factor per charging pad
�4���� Summary of the studies on the impact of WPT-EV on radiocommunication
services
������� 4.1���� Impact studies for WPT-EV operating in the 19-21 kHz
frequency range
����������������� 4.1.1���� Impact studies on standard frequency and time
signal service
����������������� 4.1.2���� Impact studies on ripple control
����������������� 4.1.3���� Impact studies on train protection automatic
warning systems
����������������� 4.1.4���� Impact studies on some maritime radio
�������������� ���4.1.5���� Impact studies on AM sound broadcasting
����������������� 4.1.6���� Impact studies on amateur radio
����������������� 4.1.7���� Study on the impact of WPT-EV to aeronautical
service
����������������� 4.1.8���� Study on the impact of WPT-EV to lightning
detection systems
����������������� 4.1.9 �����Study on the impact of WPT-EV to maritime mobile
service
������� 4.2���� Impact studies for WPT-EV operating in the 55-65 kHz
frequency range (also including the third harmonic originated by WPT-EV
operating in the 19-21 kHz frequency range)
����������������� 4.2.1���� Impact studies on the standard frequency and time
signal (SFTS) service
����������������� 4.2.2���� Impact studies on ripple control
����������������� 4.2.3���� Impact studies on train protection automatic
warning systems
����������������� 4.2.4���� Impact studies on maritime radio including
navigation system
����������������� 4.2.5���� Impact studies on AM sound broadcasting
����������������� 4.2.6���� Impact studies on amateur radio
������� 4.3���� Impact studies for WPT-EV operating in the 79-90 kHz
frequency range
����������������� 4.3.1���� Impact studies to standard frequency and time
signal service
����������������� 4.3.2���� Impact to specific railway radiocommunication
system
����������������� 4.3.3���� Impact studies to maritime radio including
navigation system
����������������� 4.3.4���� Impact studies to AM sound broadcasting
����������������� 4.3.5���� Impact studies for the amateur service
����������������� 4.3.6���� Impact study for Differential GPS
����������������� 4.3.7���� Impact study for Non-Directional Beacons
������� 4.4���� Limits of WPT-EV radiated emission for the protection of AM
broadcasting
������� 4.5��� �Impact of spurious and harmonic radiated emissions on the
amateur service and relevant protection requirements
�5���� Harmonization and mitigation measures to minimize the impact of WPT-EV
on the radiocommunication services
������� 5.1���� Global harmonization
������� 5.2���� Mitigation measures
����������������� 5.2.1���� Mitigation strategies to reduce the impact on the
broadcasting service
����������������� 5.2.2���� Other factors
�6���� Conclusions
Annex 1� Technical characteristics and protection requirements of radiocommunication
services for use in WPT-EV impact studies
������ A1.1���� Maritime services
������ A1.2���� Amateur service
������ A1.3���� Standard frequency and time signal service
������ A1.4���� Sound broadcasting service
������ A1.5���� Meteorological service
Annex 2� Example emission levels of WPT-EV
������ A2.1���� 19-21 kHz/55-65 kHz WPT-EV
������ A2.2���� 79-90 kHz WPT-EV
Annex 3� Proposed emission limits for WPT-EV� from standards development
organisations
������ A3.1���� Proposed draft CISPR limits
Annex 4� Impact studies on the Standard Frequency and Time Signal Service
������ A4.1���� Impact study on the 60 kHz Standard Frequency and Time
Signal Service
����������������� A4.1.1���� Baseline protection criteria of the SFTS service
����������������� A4.1.2���� Background noise
����������������� A4.1.3���� Usage scenarios for 55-65 kHz WPT-EV
����������������� A4.1.4���� Impact analysis of 55-65 kHz WPT-EV with
respect to standard frequency and time signal service reception
����������������� A4.1.5���� Conclusions
������ A4.2���� Impact study on the 77.5 kHz Standard Frequency and Time
Signal Service
����������������� A4.2.1���� Introduction
����������������� A4.2.2 �����DCF77 (wanted) signal
����������������� A4.2.3 �����WPT (unwanted) signal
����������������� A4.2.4���� Impact assessment
����������������� A4.2.5���� Conclusion on DCF measurement
Annex 5� WPT-EV impact study from China
������ A5.1���� The impact study of WPT-EV on the MF broadcast
����������������� A5.1.1���� MF broadcast technical characteristic and
protection criteria
����������������� A5.1.2���� Numerical interference analysis
����������������� A5.1.3���� Assessment with Field measurement
����������������� A5.1.4���� Multiple WPT-EV stations
������ A5.2���� The impact study of WPT-EV on China Loran system
����������������� A5.2.1���� China Loran system and receiver protection
criteria
����������������� A5.2.2���� Coexistence study
����������������� A5.2.3���� Conclusion
������ A5.3���� References
Annex 6� Impact studies in Korea for 19-21 kHz/55-65 kHz WPT-EV
������ A6.1���� Studies on the impact to SFTS services from
19-21 kHz/55-65 kHz WPT-EV
������������ �����A6.1.1���� Introduction
����������������� A6.1.2���� A mitigation in order to protect 60 kHz SFTS
����������������� A6.1.3���� Case study on the 60 kHz standard frequency and
time signal (SFTS) service using AM
������ A6.2���� Studies on the impact to AM sound broadcasting services from
19-21 kHz/55‑65 kHz WPT-EV
����������������� A6.2.1���� Introduction
����������������� A6.2.2���� An interference analysis between AM broadcasting
and WPT-EV system
����������������� A6.2.3���� The mitigation analysis of AM sound broadcasting
����������������� A6.2.4���� Conclusion
������ A6.3���� Additional measurements of WPT-EV systems for the heavy-duty
vehicle
����������������� A6.3.1���� Test conditions
����������������� A6.3.2���� Test results at different distances
����������������� A6.3.3���� Conclusions
����������������� A6.3.4���� Impact study in Korea
Annex 7� Impact Studies in Japan for WPT-EV using 79-90 kHz
������ A7.1���� Introduction
������ A7.2���� Emission limits on WPT for EVs
������ A7.3���� WPT-EV Standardization
������ A7.4���� Impact studies on the WPT using 79-90 kHz
����������������� A7.4.1���� Impact assessment process and intended incumbent
radiocommunication services/ systems in the study
����������������� A7.4.2���� Impact to broadcasting services
����������������� A7.4.3 �����Impact to standard frequency and time signal
(SFTS) services
����������������� A7.4.4 �����Impact to amateur radio services
����������������� A7.4.5 �����Impact to railways control radios
Annex 8� Analysis of the impact of WPT systems to broadcasting services
������ A8.1���� Background
������ A8.2���� Factors affecting the impact of interference
������ A8.3���� Commentary and application to WPT systems and broadcast
receivers.
������ A8.4���� Tolerable field strength limits
Attachment 1� to Annex 8� Information on LF and MF broadcast systems
subject to impact from WPT-EV
��� A8-A1.1���� Introduction
��� A8-A1.2���� Available sources of information
� A8-A1.2.1���� MIFR (Terrestrial Services) on-line query (BETA release)
� A8-A1.2.2���� MWLIST � long wave, medium wave, tropical bands and short wave
radio database
� A8-A1.2.3���� For Medium Wave (MF) transmitters in the UK (Complement to the
information in � 2.2)
� A8-A1.2.4���� For the DRM implementation in Medium Wave (MF)
Supplement 1� to Attachment 1 to Annex 8
Supplement 2� to Attachment 1� to Annex 8� Information from� Technical
parameters for broadcast radio transmitters (Ofcom UK)
Attachment 2� to Annex 8� Report of MF Broadcasting across Portions of
Region 2
��� A8-A2.1���� Executive Overview
��� A8-A2.2���� Introduction
��� A8-A2.3���� Market Study
Attachment 3� to Annex 8� Factors affecting the harmful impact of
interference
Attachment 4� to Annex 8� Derivation of maximum tolerable level of
interference at the AM receiver
Attachment 5� to Annex 8� Anticipated separation distance between a WPT-EV
charger and a domestic AM receiver � Photographic survey
Attachment 6� to Annex 8� Performance of an MF sound broadcast receiver in
the presence of interference from WPT-EV
Attachment 7� to Annex 8� Further studies using a commercially available
receiver
Annex 9� Analysis by EBU to reconcile the results of impact study
described in Annex 5 with the required limits of WPT-EV radiated emission
for the protection of AM broadcasting in section 4.4
������ A9.1���� Summary
������ A9.2���� Definitions
����������������� A9.2.1���� Orientation � Noise, Interference and Masking
����������������� A9.2.2���� Random Noise
����������������� A9.2.3���� Overlapping Audio Sources
����������������� A9.2.4���� Single Sinusoids
������ A9.3���� Background
������ A9.4���� References
Annex 10� Study on the Impact of WPT-EV operating in the 79-90 kHz
range on Radio Communications Systems in the Amateur Service
����� A10.1���� Introduction
����� A10.3���� The location of WPT-EV installations
����� A10.4���� Levels of emissions in the spurious domain
����� A10.5���� An appropriate level of protection
Annex 11� Analysis of the impact of WPT-EV systems to T-Coil hearing aid
systems
���� A11.1 �����Operational parameters
����� A11.2��� �Interference limits
����� A11.3���� T-Coil Transmitters
����� A11.4���� T-Coil receivers
Annex 12� Impact studies on HF amateur radio in United States for WPT-EV
����� A12.0���� Abstract
����� A12.1���� Introduction to amateur radio in the United States
����� A12.2���� Characteristics of standardized WPT-EV systems
����� A12.3���� Measurements performed on an open area test site (OATS)
����������������� A12.3.1���� Characteristics of the WPT-EV equipment under
test (EUT)
����������������� A12.3.2���� Characteristics of the OATS
����������������� A12.3.3���� Measurement equipment, measurement standards, and
measurement setup
����������������� A12.3.4���� Measurement results
����� A12.4���� Summary of Results
����� A12.5���� References
Annex 13� Measured signals in the
amateur bands
����� A13.1���� Introduction
����� A13.2���� The methodology
����� A13.3���� Measurement methodology
����������������� A13.3.1���� �Calibration
����������������� A13.3.2���� �50 ٠termination
����������������� A13.3.3���� �Off-air measurements
����� A13.4���� Results
��� ��������������A13.4.1���� �1,800 kHz spectrum � evening � March 2021
����������������� A13.4.2���� �3.5 MHz spectrum � late afternoon � March 2021
����������������� A13.4.3���� �7 MHz spectrum � late afternoon March 2021
����������������� A13.4.4 �����10 MHz spectrum � late afternoon � March 2021
����������������� A13.4.5 �����14 MHz spectrum � late afternoon March 2021
����� A13.5���� Summary