ITU
搜尋結果：找到 7840 筆資料
- 【組 織】ITU
- 【文件編號】ITU-R REPORT RS.2186
Radio services and radio-frequency environment within the band below 20 kHz
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT SA.2177
Selection of frequency bands in the 1-120 GHz range for deep-space research
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT RA.2189
Sharing between the radio astronomy service and active services in the frequency range 275-3 000 GHz
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT SA.2191
Spectrum requirements for future SRS missions operating under a potential new SRS allocation in the band 22.55-23.15 GHz
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT RS.2185
Study on compatibility between “arrival time difference” (ATD) stations of the meteorological aids service and stations of the radionavigation service in the frequency band 9 to 14 kHz
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT SA.2190
Study on compatibility between the mobile service (aeronautical) and the space research service (space-to-Earth) in the frequency band 37-38 GHz
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT BT.2042-4
Technologies in the area of extremely high resolution imagery
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT RS.2178
The essential role and global importance of radio spectrum use for Earth observations and for related applications
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-R REPORT RA.2195
The transition to digital television and its impact on the unprotected use by the radio astronomy service of bands used for terrestrial television broadcasting
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
- 【組 織】ITU
- 【文件編號】ITU-T Q.3312
Use of the access node control protocol on the Rp interface - Study Group 11
- 【日 期】2018/10/10
- 【語 言】English
- 【狀 態】Active
