1. Enterprise and Industry–European Commission. European GNSS (Galileo) open service signal in space (OS SIS ICD). Brussels: European Union; 2010.
2. ARINC research corporation. Navstar global positioning system. CA: GPS Joint Program Office; 2006.
3. China Satellite Navigation Office. Beidou navigation satellite system signal in space interface control document. China Satellite Navigation Office; 2011.
4. Russian Institute of Space Device Engineering. Global navigation satellite system glonass. Moscow: Russian Institute of Space Device Engineering; 2008.
5. A 1.9 GHz wide-band IF double conversion CMOS integrated receiver for cordless telephone applications;Rudell;IEEE J Solid-State Circuits,1997