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: Banville, Simon, Collins, Paul, Zhang, Wei, Langley, Richard B.

المصدر: Navigation (Wiley-Blackwell); Summer2014, Vol. 61 Issue 2, p115-124, 10p

مصطلحات موضوعية: IONOSPHERE, GLOBAL Positioning System, STOCHASTIC convergence, AMBIGUITY, ARTIFICIAL satellites

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: Laurichesse, Denis, Banville, Simon, Langley, Richard B.

المصدر: GPS World; Jul2018, Vol. 29 Issue 7, p42-47, 6p

مصطلحات موضوعية: GLOBAL Positioning System, SIGNAL processing, ARTIFICIAL satellites, LEAST squares, DECORRELATION (Signal processing)

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: 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

المؤلفون: Kim, Don¹, Langley, Richard B.

المصدر: GPS World. Mar2008, Vol. 19 Issue 3, p50-56. 7p.

مصطلحات موضوعية: *TECHNOLOGICAL innovations, *RESEARCH & development, *ARTIFICIAL satellites, GLOBAL Positioning System, ARTIFICIAL satellites in navigation

المؤلفون: Traugott, Johannen, Odijk, Dennis, Monteribruck, Oliver, Sachs, Gottfried, Tiberius, Christian, Langley, Richard

المصدر: GPS World; May2008, Vol. 19 Issue 5, p48-57, 7p

مصطلحات موضوعية: GLOBAL Positioning System, MICROWAVE receivers, MECHANICAL movements, KINEMATICS, ARTIFICIAL satellites, GPS receivers

المؤلفون: Itani, Kenji, Ueno, Mami, Langley, Richard B.

المصدر: GPS World; May2004, Vol. 15 Issue 5, p34-39, 6p

مصطلحات موضوعية: AERONAUTICAL navigation, AERONAUTICS, COMMUNICATIONS industries, AERONAUTICAL communications systems, ARTIFICIAL satellites, SPACE vehicles, AERONAUTICS equipment

المؤلفون: Montenbruck, Oliver, Hauschild, André, Steigenberger, Peter, Langley, Richard B.

المصدر: GPS World; Aug2010, Vol. 21 Issue 8, p8-19, 3p

مصطلحات موضوعية: GLOBAL Positioning System, ARTIFICIAL satellites, SIGNAL processing, INFORMATION measurement, FREQUENCIES of oscillating systems