Essential technical requirements of mobile earth stations of geostationary mobile-satellite systems that are implementing the global mobile personal communications by satellite (GMPCS) – Memorandum of understanding arrangements in parts of the frequency b
This Annex specifies the technical requirements that apply to MESs operating in the 1 626.5-1 660.5 MHz band with the following characteristics: the MESs are operating in one or more fiequency ranges of the MSS band; the MESs could be either vehicle mounted or portable equipment; the MESs operate through geostationary satellites as part of a network providing voice andíor data communications; the MESs operate with user bit-rates of up to 64 kbits\s.