May 2009 11-15, ITU (ITU-R) JTG5-6 Study of the Joint Working Group meeting during the third held in Geneva, Switzerland, the Joint Working Group set up because of the causes of WRC-07 in the 790-862MHz for 1 zone, 3 zone to make the new IMT business division, according to WRC-07 and that 1.17 the requirements of IMT needs to be examined with existing operations (including broadcasting, fixed, aeronautical radio navigation) of coexistence.
State Radio Monitoring Center is responsible for as a domestic unit and that 1.17 and JTG5-6 units of the Joint Working Group actively participated in the preliminary research into the subject, and the State Administration of Radio, China Mobile, China Unicom join the representatives of other units participated in the会议.
At the meeting, the Center introduced the officers concerned on the GE06 whether 3 applies to the presentation view area, and on behalf of Huawei Technologies Co., Ltd. and China Telecom to introduce external interference on the interference of the CDMA business presentations, to help China Mobile to participate in the IMT of the air interfere with radio navigation discussions.
The Chinese delegation also worked with Finland, South Korea, Russia and other countries a wide range of representatives of the exchanges, because the representatives of Asian countries to express their views at the meeting very few, so the voice of China is particularly important. Such as the Nordic countries such as Russia and China's aviation radio navigation in the same business interests of China and Russia at the meeting expressed satisfaction with the results, asked the Chinese at the next meeting (in November) will also enter the IMT of the aeronautical radio navigation interference results to change the current situation of the Russian strength and hope during the two meetings to keep in touch with the Chinese side.
     Center in the second half of the relevant organizations will continue to increase and that 1.17 units of study, and in improving the calculation and simulation, complete with soft issues relevant to the subject of research for the November meeting in Geneva as well prepared as input presentation.