Centralized dynamics multi‐frequency GNSS carrier synchronization. Issue 3 (21st May 2019)
- Record Type:
- Journal Article
- Title:
- Centralized dynamics multi‐frequency GNSS carrier synchronization. Issue 3 (21st May 2019)
- Main Title:
- Centralized dynamics multi‐frequency GNSS carrier synchronization
- Authors:
- Bolla, Padma
Vilà‐Valls, Jordi
Closas, Pau
Lohan, Elena Simona - Abstract:
- Abstract: In this article, we propose a new centralized multi‐frequency carrier tracking architecture using an adaptive Kalman filter to enhance the loop sensitivity and reliability of individual signal tracking in challenging signal environments. The main task of the centralized dynamics‐tracking filter is to effectively blend multiple frequency carrier phase observations in order to estimate the common geometric Doppler frequency of multiple‐frequency received signals. Conventionally, multi‐frequency signals are tracked independently with a fixed‐loop noise bandwidth tracking approach, which is suboptimal in time‐varying signal environments. A suitable collaboration in multiple‐frequency signal tracking using a centralized dynamics‐tracking loop enables robust carrier tracking even if some of the frequency channels are affected by ionospheric scintillation, carrier‐phase multipath, or interference. Additionally, computational efficiency of the multiple‐frequency tracking improves by using the proposed tracking loop architecture. Performance of the proposed multi‐frequency tracking‐loop architecture is verified with experiments using live multi‐frequency satellite signals collected from GPS Block‐IIF satellites under the influence of frequency‐selective interference signals.
- Is Part Of:
- Navigation. Volume 66:Issue 3(2019)
- Journal:
- Navigation
- Issue:
- Volume 66:Issue 3(2019)
- Issue Display:
- Volume 66, Issue 3 (2019)
- Year:
- 2019
- Volume:
- 66
- Issue:
- 3
- Issue Sort Value:
- 2019-0066-0003-0000
- Page Start:
- 485
- Page End:
- 504
- Publication Date:
- 2019-05-21
- Subjects:
- Navigation -- Periodicals
Navigation (Aeronautics) -- Periodicals
Navigatie
Navigation -- Périodiques
Navigation (Aéronautique) -- Périodiques
NAVIGATION
MARITIME SATELLITES
NAVIGATION SATELLITES
527.05 - Journal URLs:
- http://onlinelibrary.wiley.com/journal/10.1002/%28ISSN%292161-4296 ↗
http://rzblx1.uni-regensburg.de/ezeit/warpto.phtml?colors=7&jour%5Fid=53810 ↗
https://navi.ion.org/ ↗ - DOI:
- 10.1002/navi.304 ↗
- Languages:
- English
- ISSNs:
- 0028-1522
- Deposit Type:
- Legaldeposit
- View Content:
- Available online (eLD content is only available in our Reading Rooms) ↗
- Physical Locations:
- British Library DSC - 6066.000000
British Library HMNTS - ELD Digital store - Ingest File:
- 11694.xml