المؤلفون: Thoelert, Steffen, Hauschild, André, Steigenberger, Peter, Langley, Richard B., Antreich, Felix

المصدر: Navigation (Wiley-Blackwell); Fall2018, Vol. 65 Issue 3, p423-430, 8p

مصطلحات موضوعية: INTERMODULATION measurement, GLOBAL Positioning System, ARTIFICIAL satellites in navigation, SIGNAL processing, ARTIFICIAL satellites

المؤلفون: Langley, Richard B.

المصدر: Neue Zeitschrift für Musik; Sep/Oct2017 Supplement Schott Journal, p44-49, 6p

مصطلحات موضوعية: GLOBAL Positioning System, ARTIFICIAL satellites in navigation, RUSSIAN artificial satellites, ARTIFICIAL satellite design & construction

الشركة/الكيان: JSC Russian Space Systems

المؤلفون: Banville, Simon¹ sbanvill@nrcan.gc.ca, Langley, Richard² lang@unb.ca

المصدر: Journal of Geodesy. Feb2013, Vol. 87 Issue 2, p179-193. 15p.

مصطلحات موضوعية: *GLOBAL Positioning System, *ARTIFICIAL satellites in navigation, *ARTIFICIAL satellites, *COMPUTER software, *IONOSPHERE

المؤلفون: LANGLEY, RICHARD B., KRAWINKEL, THOMAS¹, SCHÖN, STEFFEN²

المصدر: GPS World. Oct2016, Vol. 27 Issue 10, p50-55. 6p.

مصطلحات موضوعية: *TECHNOLOGICAL innovations, ATOMIC clocks, GLOBAL Positioning System spoofing, GLOBAL Positioning System, ARTIFICIAL satellites in navigation, ARTIFICIAL satellite design & construction

المؤلفون: LAWRENCE, DAVID, COBB, H. STEWART, GUTT, GREG, O'CONNOR, MICHAEL, REID, TYLER G. R., WALTER, TODD, WHELAN, DAVID, LANGLEY, RICHARD B.

المصدر: GPS World; Jul2017, Vol. 28 Issue 7, p42-48, 7p

مصطلحات موضوعية: ARTIFICIAL satellites in navigation, GLOBAL Positioning System, LOW earth orbit satellites

الشركة/الكيان: UNITED States. Dept. of Homeland Security, UNITED States. Navy

المؤلفون: HAUSCHILD, ANDRÉ, TEGEDOR, JAVIER, MONTENBRUCK, OLIVER, VISSER, HANS, MARKGRAF, MARKUS, LANGLEY, RICHARD B.

المصدر: GPS World; Apr2017, Vol. 28 Issue 4, p42-47, 6p

مصطلحات موضوعية: LOW earth orbit satellites, ARTIFICIAL satellites, GLOBAL Positioning System, ARTIFICIAL satellites in navigation, MOBILE geographic information systems

المؤلفون: Steigenberger, Peter, Montenbruck, Oliver, Thoelert, Steffen, Langley, Richard

المصدر: GPS World; Mar2019, Vol. 30 Issue 3, p12-37, 3p

مصطلحات موضوعية: GLOBAL Positioning System, PSEUDONOISE sequences (Digital communications), ARTIFICIAL satellites in navigation, RADIO frequency, BANDWIDTHS

المؤلفون: Langley, Richard

المصدر: GPS World. Apr2012, Vol. 23 Issue 4, p44-50. 7p.

مصطلحات موضوعية: IONOSPHERE, GLOBAL Positioning System, IONOSPHERIC radio wave propagation, IONIZING radiation, SOLAR radiation, ARTIFICIAL satellites in navigation

المؤلفون: Langley, Richard B.

المصدر: GPS World. Apr2010, Vol. 21 Issue 4, p42-48. 7p.

مصطلحات موضوعية: *TECHNOLOGICAL innovations, GLOBAL Positioning System, ARTIFICIAL satellites in navigation, COMPUTER interfaces, SIGNALS & signaling

المؤلفون: Langley, Richard

المصدر: GPS World. Feb2009, Vol. 20 Issue 2, p42-48. 6p.

مصطلحات موضوعية: *ARTIFICIAL satellites, ANTENNAS (Electronics), ELECTRONIC equipment, GLOBAL Positioning System, ARTIFICIAL satellites in navigation