GNSS smartphones positioning: Advances, challenges, opportunities, and future perspectives

F Zangenehnejad, Y Gao - Satellite navigation, 2021 - Springer
Starting from 2016, the raw Global Navigation Satellite System (GNSS) measurements can
be extracted from the Android Nougat (or later) operating systems. Since then, GNSS …

Recent advances and perspectives for positioning and applications with smartphone GNSS observations

J Paziewski - Measurement Science and Technology, 2020 - iopscience.iop.org
There are a number of location-based services and applications which take advantage of
GNSS (Global Navigation Satellite System). These include mobile applications run …

Smartphone GPS accuracy study in an urban environment

K Merry, P Bettinger - PloS one, 2019 - journals.plos.org
An iPhone 6 using the Avenza software for capturing horizontal positions was employed to
understand relative positional accuracy in an urban environment, during two seasons of the …

[HTML][HTML] An analysis of multi-GNSS observations tracked by recent Android smartphones and smartphone-only relative positioning results

J Paziewski, M Fortunato, A Mazzoni, R Odolinski - Measurement, 2021 - Elsevier
In this study we assess the quality of multi-GNSS observations of recent Android
smartphones. The results reveal a significant drop of smartphone carrier-to-noise density …

Precise point positioning using dual-frequency GNSS observations on smartphone

Q Wu, M Sun, C Zhou, P Zhang - Sensors, 2019 - mdpi.com
The update of the Android system and the emergence of the dual-frequency GNSS chips
enable smartphones to acquire dual-frequency GNSS observations. In this paper, the GPS …

Automated processing of low-cost GNSS receiver data

S Banville, G Lachapelle, R Ghoddousi-Fard… - Proceedings of the 32nd …, 2019 - ion.org
The availability of raw observations from smartphones and tablets brings new challenges to
GNSS data processing. Low-cost GNSS chipsets, combined with omnidirectional antennas …

The effects of nearby trees on the positional accuracy of GNSS receivers in a forest environment

T Lee, P Bettinger, K Merry, C Cieszewski - Plos one, 2023 - journals.plos.org
Global Navigational Satellite System (GNSS) technologies are actively being developed to
address the demand for enhanced positional accuracy. Smartphones are the most prevalent …

GNSS positioning using mobile devices with the android operating system

P Dabove, V Di Pietra, M Piras - ISPRS International Journal of Geo …, 2020 - mdpi.com
The access and the use of the global navigation satellite system (GNSS) pseudo-range and
carrier-phase measurements mobile devices as smartphones and tablets with an Android …

Inherent limitations of Smartphone GNSS Positioning and effective methods to increase the accuracy utilizing dual-frequency measurements

J Yun, C Lim, B Park - Sensors, 2022 - mdpi.com
Xiaomi Mi8 with a Broadcom BCM47755 chip, an Android smartphone that supports multi-
constellation (GPS, GLONASS, Galileo, BeiDou, and QZSS) and dual-frequency (L1/E1 and …

Advances in smartphone positioning in forests: Dual-frequency receivers and raw GNSS data

J Tomaštík, J Chudá, D Tunák, F Chudý… - … Journal of Forest …, 2021 - academic.oup.com
Smartphones with their capability to receive Global Navigation Satellite Systems (GNSS)
signals can be currently considered the most common devices used for positioning tasks …