Results 41 to 50 of about 3,477,051 (221)

Signal Obstructions at GNSS Stations: Benefits From Multi-GNSS Observations [PDF]

open access: yes, 2015
The current accuracy of IGS products, few centimeter level, requires amongst other things that the location for GNSS antennas are nearly optimal for GNSS observations.
TEFERLE, Felix Norman   +3 more
core   +1 more source

RINGO: A RINEX pre-processing software for multi-GNSS data

open access: yesEarth, Planets and Space, 2023
We have developed a new multi-GNSS data pre-processing software “RINGO” that provides various features including editing, quality checking, clock jump correction, higher order ionosphere correction, conversion of BINEX and RTCM files, and an interactive ...
Satoshi Kawamoto   +2 more
doaj   +1 more source

Multi-frequency and multi-GNSS PPP phase bias estimation and ambiguity resolution [PDF]

open access: yes, 2022
Multi-frequency and multi-GNSS measurements from modernized satellites are properly integrated for PPP with ambiguity resolution to achieve the state-of-the-art fast and accurate positioning, which provides an important contribution to GNSS precise ...
Xiao, Guorui
core   +1 more source

IGS-MGEX: Preparing the Ground for Multi-Constellation GNSS Science [PDF]

open access: yes, 2013
With a total of four new and emerging constellations (BeiDou, Galileo, QZSS, IRN SS) as well as the ongoing modernization of GPS and GLONASS the world of satellite navigation presently experiences dramatic changes.
Langley, Richard   +6 more
core  

Scanning Parametric Sediment Echosounder as Tool for Underwater Archaeological Prospection

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT Underwater cultural heritage 3D prospection techniques, especially for remains that are partly buried in the ground, are only very rarely available and often can only be applied with considerable technical effort. To overcome this limitation, we evaluate a methodological adaption of widely used and available single channel parametric sediment ...
Dennis Wilken   +5 more
wiley   +1 more source

Technology Transfer to Underwater Archaeology: The LAHKE Project at the Submerged Neolithic Site of La Marmotta

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT This document is a report on the field application of non‐invasive geophysical and robotic prospecting methods at the submerged Neolithic site of La Marmotta (Lake Bracciano, Italy), within the LAHKE (LAke Heritage Knowledge and Exploration) project; the study focuses on the practical validation, adaptation and transfer of existing ...
dell' Erba Ramiro   +4 more
wiley   +1 more source

GNSS Satellite Orbit Validation Using Satellite Laser Ranging [PDF]

open access: yes, 2013
With a total of four new regional and global navigation sa tellite systems that have launched first satellites or even started an operational serv ice, the GNSS landscape has experienced major changes in recent years.
Steigenberger, Peter   +2 more
core  

Multi-GNSS constellation points

open access: yes, 2017
<p>50000 multi-GNSS constellation points covering the full constellations of GPS, Galileo, Beidou-2/Compass and Glonass. Generated based on a Spectracom GSC-64 simulator.
E.S. Lohan, G.N. Ferrara, J. Nurmi   +1 more
core   +1 more source

Deciphering the Palimpsest: Chronological Uncertainty and the Interpretation of Mining Landscapes at Písečný vrch (Czech Republic)

open access: yesArchaeological Prospection, EarlyView.
ABSTRACT We investigated the Písečný vrch (Czech Republic), a site exploited for quartz mining in both prehistoric times and the 20th century. Due to their morphological similarity across all mining periods, the differentiation between pits with archaeological potential and recent ones is challenging.
Jan Fišer   +5 more
wiley   +1 more source

MGSE - multi-GNSS simulation & test environment

open access: yes, 2022
Paper P21This paper describes the work performed within the Multi-GNSS Simulation & Test Environment - MGSE project (ESA Contract: 4000116130) by TeleOrbit GmbH, Germany, Fraunhofer-IIS, Germany and TeleConsult Austria GmbH, Austria.
Berglez, Philipp   +5 more
core   +1 more source

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