Allocations

 
U.S. Non-Federal-Government Allocations
30 - 31 GHz
Standard frequency and time signal-satellite (space-to-Earth)


U.S. Federal Government Allocations
30 - 31 GHz
FIXED-SATELLITE (Earth-to-space)
MOBILE-SATELLITE (Earth-to-space)
Standard frequency and time signal-satellite (space-to-Earth)


ITU Region 1 Allocations
30 - 31 GHz
FIXED-SATELLITE (Earth-to-space) 5.338A
MOBILE-SATELLITE (Earth-to-space)
Standard frequency and time signal-satellite (space-to-Earth)


ITU Region 2 Allocations
30 - 31 GHz
FIXED-SATELLITE (Earth-to-space) 5.338A
MOBILE-SATELLITE (Earth-to-space)
Standard frequency and time signal-satellite (space-to-Earth)


ITU Region 3 Allocations
30 - 31 GHz
FIXED-SATELLITE (Earth-to-space) 5.338A
MOBILE-SATELLITE (Earth-to-space)
Standard frequency and time signal-satellite (space-to-Earth)


SpectrumWiki


Footnotes


5.338A In the bands 1350-1400 MHz, 1427-1452 MHz, 22.55-23.55 GHz, 30-31.3 GHz, 49.7-50.2 GHz, 50.4-50.9 GHz and 51.4-52.6 GHz, Resolution 750 (WRC-07) applies. (WRC-07)

5.542 Additional allocation: in Algeria, Saudi Arabia, Bahrain, Brunei Darussalam, Cameroon, China, Congo (Rep. of the), Egypt, the United Arab Emirates, Eritrea, Ethiopia, Guinea, India, Iran (Islamic Republic of), Iraq, Japan, Jordan, Kuwait, Lebanon, Malaysia, Mali, Morocco, Mauritania, Nepal, Pakistan, Philippines, Qatar, the Syrian Arab Republic, the Dem. People's Rep. of Korea, Somalia, Sudan, Sri Lanka and Chad, the band 29.5-31 GHz is also allocated to the fixed and mobile services on a secondary basis. The power limits specified in Nos. 21.3 and 21.5 shall apply. (WRC-07)

G117 In the bands 7.25-7.75 GHz, 7.9-8.4 GHz, 17.3-17.7 GHz, 17.8-21.2 GHz, 30-31 GHz, 33-36 GHz, 39.5-41 GHz, 43.5-45.5 GHz and 50.4-51.4 GHz, the Federal fixed-satellite and mobile-satellite services are limited to military systems.

SpectrumWiki

 
Mobile User Objective System (MUOS)
Local Multipoint Distribution Service (LMDS)
ViaSat-1 Ka-band Satellite
Hughes Network Systems EchoStar XVII (Jupiter-1)
Wideband Global SATCOM (WGS) System
Airport Body Scanners
High Altitude Platform Station (HAPS)


Related Documents, Links, and Multimedia:
FCC Proceeding (1)

Engineering Data

Lower Frequency Center Frequency Upper Frequency
Frequency 30 GHz 30.5 GHz 31 GHz
Wavelength 10.0 mm 9.8 mm 9.7 mm
Band designator(s) EHF (millimeter wave); Ka-band (IEEE) EHF (millimeter wave); Ka-band (IEEE) EHF (millimeter wave); Ka-band (IEEE)
Isotropic collecting area 7.9 mm2 7.7 mm2 7.4 mm2
Free space loss (1 m) 62.0 dB 62.1 dB 62.3 dB
Free space loss (1 km) 122.0 dB 122.1 dB 122.3 dB
Free space loss (10 km) 142.0 dB 142.1 dB 142.3 dB
Free space loss (100 km) 162.0 dB 162.1 dB 162.3 dB
Free space loss (1000 km) 182.0 dB 182.1 dB 182.3 dB
Free space loss
(35,786 km = GEO orbit)
213.1 dB 213.2 dB 213.4 dB
Free space loss (378,370 km = Moon) 233.6 dB 233.7 dB 233.8 dB