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Modeling tropospheric wet delays with dense and sparse network configurations for PPP-RTK
(2017-01-01)
Precise Point Positioning (PPP) is a well-known technique of positioning by Global Navigation Satellite Systems (GNSS) that provides accurate solutions. With the availability of real-time precise orbit and clock products ...
Real-time GNSS positioning: Evolution, practical applications and perspectives for the futurePosicionamento GNSS em tempo real: Evolução, aplicações práticas e perspectivas para o futuro
(2020-12-01)
Real-time positioning using satellite signals was an advance for air, sea and land navigation with the arise of GPS (Global Positioning System). However, the achievable horizontal and vertical accuracy of 100 m and 150 m ...
Definition and implementation of a new service for precise GNSS positioning
(Universidade Estadual Paulista (Unesp), 2017-09-05)
PPP (Precise Point Positioning) is a positioning method by GNSS (Global Navigation Satellite Systems), based on SSR (State Space Representation) concept that can provide centimeter accuracy solutions. Real-time PPP (RT-PPP) ...
Mitigation of receiver biases in ionospheric observables from PPP with ambiguity resolution
(2020-04-15)
PPP (Precise Point Positioning) is a GNSS (Global Navigation Satellite Systems) positioning method that requires SSR (State Space Representation) corrections in order to provide solutions with an accuracy of centimetric ...
Monitoring Ionosphere over South America: the MImOSA and MImOSA2 projects
(Ieee, 2015-01-01)
MImOSA and MImOSA2 are two projects funded in the framework of the ALCANTARA Initiative of the European Space Agency. MImOSA (Monitoring the Ionosphere Over South America) was a competence survey aimed at assessing the ...
Monitoring Ionosphere over South America: The MImOSA and MImOSA2 projects
(2015-12-09)
MImOSA and MImOSA2 are two projects funded in the framework of the ALCANTARA Initiative of the European Space Agency. MImOSA (Monitoring the Ionosphere Over South America) was a competence survey aimed at assessing the ...
Análise de modelos troposféricos no posicionamento baseado em redes usando o conceito de VRS
(Universidade Federal do Paraná, 2014)
Flight-Test Evaluation of Integer Ambiguity Resolution Enabled PPP
(2021-08-01)
The technology of integer ambiguity resolution-enabled precise-point-positioning (also referred to as PPP-AR) has been proven capable of providing comparable accuracy, efficiency, and productivity to long-baseline real-time ...
Precisiones en el posicionamiento satelital a tiempo real
(Editorial Umaza, 2012-10)
Objetivos
El objetivo principal de esta investigación fue cuantificar la precisión a obtener mediante las técnicas de posicionamiento satelital a tiempo real, DGPS y RTK, haciendo uso de la tecnología NTRIP y compararlas ...
Estudo comparativo de métodos e serviços públicos de posicionamento por GNSS
(Universidade Federal de Santa MariaBrasilUFSMCentro de Tecnologia, 2022-02-18)
The field of Topography and Geodesy is constantly evolving with the development of techniques and instruments that simplify the work of professionals and improve the results of measurements. Over the last decade, IBGE's ...