ITU-R QUESTION 210-21-2007 Power transmission via radio frequency beam《射频束功率传输》.pdf

1、QUESTION ITU-R 210-2/1*Power transmission via radio frequency beam (1997-2006-2007) The ITU Radiocommunication Assembly, considering a) that technology is under development to transfer power efficiently from one location to another via radio frequency beams; b) that such power transmission via radio

2、 frequency beam (PTRFB) may be useful in some applications including solar power, airborne platforms and lunar stations; c) that no frequency bands have been specifically associated with PTRFB; d) that the use of PTRFB may have a significant impact on the operation of radiocommunication services inc

3、luding the radio astronomy service; e) that issues of non-ionizing radiation exposure related to systems employing PTRFB will be dealt with by such organizations as the World Health Organization (WHO) and the International Radiation Protection Association (IRPA)/International Commission on Non-ioniz

4、ing Radiation Protection (ICNIRP), decides that the following information be gathered 1 What applications have been developed for use of PTRFB? 2 What are the technical characteristics of the radiation employed in or incidental to applications using PTRFB? decides that the following Question should

5、be studied 1 Under what category of spectrum use should administrations consider PTRFB: ISM, or other? 2 What radio frequency bands are most suitable for PTRFB? 3 What steps are required to ensure that radiocommunication services, including the radio astronomy service, are protected from PTRFB opera

6、tions? further decides 1 that the results of the above studies should be included in Report or Recommendation, as appropriate; 2 that the above studies should be completed by 2012 at the latest. Category: S3 _ *This Question should be brought to the attention of the International Maritime Organizati

7、on (IMO), the International Civil Aviation Organization (ICAO), the International Electrotechnical Commission (IEC), the International Special Committee on Radio Interference (CISPR), the Inter-Union Commission on Allocation of Frequencies for Radio Astronomy and Space Science (IUCAF) and Radiocommunication Study Group 3.