Zobrazeno 1 - 10
of 448
pro vyhledávání: '"Todd Walter"'
Publikováno v:
Navigation, Vol 70, Iss 3 (2023)
Here we delineate a complete satellite-based augmentation system (SBAS) authentication scheme, including over-the-air rekeying (OTAR), that uses the elliptic curve digital signature algorithm (ECDSA) and timed efficient stream loss-tolerant authentic
Externí odkaz:
https://doaj.org/article/647af3f6420349059f5f28f998f68450
Publikováno v:
Sensors, Vol 24, Iss 1, p 72 (2023)
The use of radio direction finding techniques in order to identify and reject harmful interference has been a topic of discussion both past and present for signals in the GNSS bands. Advances in commercial off-the-shelf radio hardware have led to the
Externí odkaz:
https://doaj.org/article/4878631e8d0642bcbbfc6da51948358a
Publikováno v:
Navigation, Vol 69, Iss 1 (2022)
Satellite-based augmentation systems ensure the accuracy and integrity of aircraft position estimates derived from radio signals broadcast by the Global Navigation Satellite System. The United States’ Wide Area Augmentation System (WAAS) protects u
Externí odkaz:
https://doaj.org/article/83558a49e60344578f3dfb8df11304bb
Publikováno v:
Proceedings, Vol 59, Iss 1, p 10 (2020)
There is a growing dependence of critical and safety-of-life systems on the Global Navigation Satellite System (GNSS). GNSS interference events can cause severe impacts on aircraft safety, including unavailability of GNSS-based landing services. Ther
Externí odkaz:
https://doaj.org/article/a14c22d369c84037abdae6f0ea1a9705
Autor:
Daniela Rosero-López, M. Todd Walter, Alexander S. Flecker, Bert De Bièvre, Rafael Osorio, Dunia González-Zeas, Sophie Cauvy-Fraunié, Olivier Dangles
Publikováno v:
Communications Biology, Vol 5, Iss 1, Pp 1-8 (2022)
Experimental stream manipulation in a mountain river system in the tropical Andes initiates a regime shift of benthic cyanobacteria. This whole-ecosystem experiment in conjunction with a global synthesis reveal regime shift tipping points dependent u
Externí odkaz:
https://doaj.org/article/6b243ae00b1144828669c72146c7354a
Publikováno v:
Journal of Hydrology: Regional Studies, Vol 19, Iss , Pp 250-264 (2018)
Study region: Finger Lakes Region, New York, USA. Study focus: The relationship between stream temperature and daily respiration and reaeration rates was investigated from May 2015 – May 2016 for two sites, one in the headwaters and the other near
Externí odkaz:
https://doaj.org/article/982f9fd81a474cc4b5586ced6184a17d
Autor:
Rosero-López, Daniela1,2 (AUTHOR) dr527@cornell.edu, Todd Walter, M.1 (AUTHOR), Flecker, Alexander S.3 (AUTHOR), De Bièvre, Bert4 (AUTHOR), Osorio, Rafael5 (AUTHOR), González-Zeas, Dunia6 (AUTHOR), Cauvy-Fraunié, Sophie7 (AUTHOR), Dangles, Olivier6 (AUTHOR)
Publikováno v:
Communications Biology. 5/5/2022, Vol. 5 Issue 1, p1-8. 8p.
Autor:
Philip M. McGuire, Natalie Butkevich, Aryaman V. Saksena, M. Todd Walter, James P. Shapleigh, Matthew C. Reid
Publikováno v:
Environmental Microbiology.
Autor:
Yoshiki Harada, Thomas H. Whitlow, Pamela H. Templer, Robert W. Howarth, M. Todd Walter, Nina L. Bassuk, Jonathan Russell-Anelli
Publikováno v:
Frontiers in Ecology and Evolution, Vol 6 (2018)
Intensive agriculture represents a recent extension of green roof technology. Perceived ecosystem services provided by rooftop farming include stormwater management and the production of affordable and nutritious vegetables for local consumption. How
Externí odkaz:
https://doaj.org/article/ebfd21bde3104f8ca6da3bee9163fb7d
Publikováno v:
Proceedings of the 2023 International Technical Meeting of The Institute of Navigation.