X-Nico

7 unusual facts about Extremely high frequency


1-millimeter band

The 1 millimeter band is a portion of the EHF (microwave) radio spectrum internationally allocated to amateur radio and amateur satellite use.

2-millimeter band

The 2 millimeter band is a portion of the EHF (microwave) radio spectrum internationally allocated to amateur radio and amateur satellite use.

2.5-millimeter band

The 2.5 millimeter or 122 GHz band is a portion of the EHF (microwave) radio spectrum internationally allocated to amateur radio use on a secondary basis.

4-millimeter band

The 4 millimeter band is a portion of the EHF (microwave) radio spectrum internationally allocated to amateur radio and amateur satellite use.

6-millimeter band

The 6 millimeter or 47 GHz band is a portion of the EHF (microwave) radio spectrum internationally allocated to amateur radio and amateur satellite use on a primary basis.

Extremely high frequency

WirelessHD is another recent technology that operates near the 60 GHz range.

The upcoming Wi-Fi standard IEEE 802.11ad will run on the 60 GHz (V band) spectrum with data transfer rates of up to 7 Gb/s.


Takanori Okoshi

His bachelor's thesis work, "The Generation of Millimeter Waves by Harmonic Generators" was published in the journal of the Institute of Electrical Communications Engineers of Japan.


see also