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Ionogram
An ionogram is a display of the data produced by an ionosonde. It is a graph of the virtual height of the ionosphere plotted against frequency…
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2017
2017
A Comparison of High Frequency Angle of Arrival and Ionosonde Data during a Traveling Ionospheric Disturbance
K. Knippling
,
O. Nava
,
D. Emmons
,
E. Dao
2017
Corpus ID: 125518602
High Frequency (HF) geolocation techniques are commonly used to track the source of uncooperative HF emitters. A traveling…
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2015
2015
The relationship between ionospheric disturbances detected by HFD and ground perturbations associated with earthquakes
K. Takaboshi
,
H. Nakata
,
T. Takano
,
I. Tomizawa
,
H. Nagao
2015
Corpus ID: 132271658
過去の研究より、巨大地震発生に伴い電離圏に擾乱が発生することが知られている。その発生メカニズムの 1…
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2011
2011
Influence of Non-vertical Echoes to Ionogram Scaling
D. Kouba
,
P. Knížová
2011
Corpus ID: 17982917
Digisonde DPS 4, which replaced the older ionosonde IPS 42 KEL Aerospace, started regular ionospheric soundings in the…
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2009
2009
Ionospheric Response to the Particular Solar Event as Seen in the Ionospheric Vertical Sounding
K. Georgieva
2009
Corpus ID: 14138251
Two types of solar events are mainly responsible for geomagnetic and ionospheric (geospheric) disturbances, (1) Coronal Mass…
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2008
2008
The Initial Results of the Chung-Li Dynasonde for RF Environment Surveillance and Ionospheric Observations
Tung-Yuan Hsiao
,
Lung-Chih Tsai
,
Frank Tom Berkey
2008
Corpus ID: 2836191
In 2004, a NOAA (National Oceanic and Atmospheric Administration) MF/HF radar or dynasonde was set up by the National Central…
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1995
1995
Short-term delays in ionogram-recorded equatorial spread-F occurrence after both solar and geomagnetic activity
G. G. Bowman
1995
Corpus ID: 123531031
Superposed-epoch analyses consider equatorial spread-F (ESF) as detected by ionograms, and F-layer base height (h'F) changes…
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1991
1991
A REVERSE METHOD OF THE IONOSPHERIC PARAMETERS AND THE DISTANCE OF THE SCATTERER FROM P-f IONOGRAM
L. Li
1991
Corpus ID: 123364519
Assuming ionosphere is quasiparabolic layered ionosphere, a reverse method, named equation transformation, for direct calculating…
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1982
1982
Quality Control of True Height Profiles Obtained Automatically from Digital Ionograms.
L. Mcnamara
1982
Corpus ID: 60078912
Abstract : The automatic scaling and determination of true height profiles from digital vertical ionograms are key elements in…
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1970
1970
Frequency shift in ionogram gyrofrequency resonance
J. Barry
1970
Corpus ID: 62589138
Additional evidence is presented from Alouette II ionogram data for the observed frequency difference between the plasma…
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1969
1969
A data acquisition and processing system for mass producing topside ionograms
C. Franklin
,
R. Bibby
,
N. Hitchcock
1969
Corpus ID: 61209778
Data telemetered from the Alouette I and II swept-frequency topside sounder ionospheric satellites are collected by a worldwide…
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