Results 81 to 90 of about 1,492 (208)

GPS multipath errors in the precision landing environment [PDF]

open access: yes
Aircraft guidance and positioning during the final approach and landing phases of flight requires a high degree of accuracy. The Global Positioning System operating in differential mode (DGPS) is being considered for this application.
Waid, James D.
core   +1 more source

Radar investigations of the mesosphere, stratosphere and the troposphere in Svalbard [PDF]

open access: yes, 2000
This paper deals with observations of the mesosphere with the EISCAT Svalbard Radar (ESR) and of the middle and lower atmosphere (mesopause, lower stratosphere and troposphere) with the SOUSY Svalbard Radar (SSR), which are operated in the close vicinity
Jurgen Rottger
core   +1 more source

Low cost tracking Navaids error model verification [PDF]

open access: yes
Features and characteristics of the tracking navaids (Microwave Scanning Beam Landing System, Radar Altimeter, Tacan, rendezvous radar and one way Doppler extracter) were investigated.
Charych, A.   +3 more
core   +1 more source

Interhemispheric differences in the HF radar signature of the cusp region: A review through the study of a case example [PDF]

open access: yes, 2001
This paper aims to provide a review of our understanding of the HF radar signatures of the cusp and transient magnetopause reconnection phenomena through the study of a case example.
Lester, Mark, Milan, Steve E.
core   +1 more source

ELABORAZIONE DEL SEGNALE IN UN RADAR HF TIPO SKYWAVE [PDF]

open access: yes
Il segnale di un radar HF-OTH Skywave è composto da una serie di contributi che tipicamente non esistono in altre bande, quali ad esempio il rumore esterno.
SOLETI, ROCCO
core  

Meteor science from regular incoherent scatter radar ionospheric observations at Arecibo

open access: yes, 2004
International audienceWe report the observation and analysis of ionization flashes associated with the decay of meteoroids (so-called head echos) detected by the Arecibo 430 MHz radar during regular ionospheric observations in the spring and autumn ...
Sulzer, M. P.
core   +1 more source

Electromagnetic Wave Theory and Applications [PDF]

open access: yes, 1986
Contains reports on eleven research projects.Joint Services Electronics Program (Contract DAAG29-83-K-0003)Joint Services Electronics Program (Contract DAAL03-86-K-0002)National Science Foundation (Grant ECS82-03390)National Science Foundation (Grant ...
Bourgeaud, Maurice   +13 more
core  

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