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I.1.12 COHERENT RADAR IMAGING AND THE EFFECTS OF REFLECTIVITY FIELDVARIATIONS AND BIOLOGICAL CLUTTER, B. L. Cheong, M. W. Hoffman, R. D. Palmer, H.Tong, V. Tellabati, S. J. Frasier and F. J. López Dekker ................................................................... 50I.1.9 ABOUT MULTIPLE LAYERING AND ASPECT SENSITIVITY OF POLAR MESOSPHERESUMMER ECHOES, J. Röttger ........................................................................................................ 54I.1.4 ASPECT SENSITIVE CHARACTERISTICS OF RADAR BACKSCATTERERS AT VHF:STUDIES USING SIMULTANEOUS OBSERVATIONS OF GADANKI MST RADAR AND GPSSONDE, A. K. Ghosh, Siddarth Shankar Das, A. K. Patra, D. Narayana Rao, V. K. Anandan and A.R. Jain ................................................................................................................................................ 58I.1.10 HIGH-RESOLUTION ATMOSPHERIC PROFILING USING SIMULTANEOUSMULTIPLE RECEIVERS AND MULTIPLE FREQUENCIES, T.-Y. Yu and W. O.J. Brown ......... 62I.1.501 ATMOSPHERIC REFRACTIVITY PROFILES OVER PIURA ST RADAR, R. Rodríguez,F. Sosa and M. Carrión...................................................................................................................... 66I.1.505 VHF-RADAR OBSERVATIONS OF TEMPERATURE SHEETS IN THESTRATOSPHERIC-TROPOSPHERIC REGION, Siddarth Shankar Das, K. Kishore Kumar, A. R.Jain, D. Narayana Rao, A. K. Ghosh and K. Nakamura .................................................................... 70SESSION I.2: D, E AND F REGION COHERENT SCATTERING ............................75I.2.1 RECENT OBSERVATIONS OF E REGION FIELD-ALIGNED IRREGULARITIES AT LOWLATITUDES, J. L. Chau, D. L. Hysell and M. A. Milla.................................................................... 76I.2.5 THE ROLE OF UNSTABLE SPORADIC-E LAYERS IN THE GENERATION OFMIDLATITUDE SPREAD-F, C. Haldoupis, M. C. Kelley, G. C. Hussey and S. Shalimov.............. 86I.2.6 STUDY OF A LOW E-REGION QUASI-PERIODIC EVENT FROM CAMP SANTIAGO,PUERTO RICO, J. Urbina, E Kudeki and S. J. Franke..................................................................... 90I.2.10 INTERFEROMETER OBSERVATIONS OF THE BEHAVIOR OF E-REGIONIRREGULARITIES IN THE MID-LATITUDE WITH THE CHUNG-LI VHF RADAR, C. L. Chenand C. J. Pan...................................................................................................................................... 94I.2.12 IN BEAM RADAR IMAGING OF IONOSPHERIC IRREGULARITIES, D. L. Hysell, M. F.Larsen and J. L. Chau ........................................................................................................................ 982
I.2.18 FURTHER OBSERVATIONS OF PMSE IN ANTARCTICA, M. F. Sarango, R. F.Woodman, L. A. Flores and S. Villegas............................................................................................ 102I.2.20 EISCAT AND SOUSY SVALBARD RADAR OBSERVATIONS OF PMSE –DIFFERENCES AND SIMILARITIES, J. Röttger, K. Kubo and S. Fukao.................................... 106I.2.21 PHASE DIFFUSION FORMULATION OF TURBULENT SCATTER SPECTRA, H.Bahcivan and D. L. Hysell................................................................................................................ 110I.2.501 MORPHOLOGICAL STUDY OF THE FIELD-ALIGNED E-LAYER IRREGULARITIESOBSERVED BY THE GADANKI VHF RADAR, C. J. Pan and P. B. Rao .................................. 114I.2.502 CONTINUOUS WAVE INTERFEROMETER OBSERVATIONS OF MIDLATITUDE EREGION BACKSCATTER, C. Haldoupis, A. Bourdillon, A. Kamburelis, G. C. Hussey, and J. A.Koehler............................................................................................................................................. 118I.2.506 HF DIGISONDE AND MF RADAR MEASUREMENTS OF E-REGION BRAGGSCATTER DOPPLER SPECTRAL BANDS UNDER THE SOUTHERN POLAR CUSP, R. J.Morris, D. P. Monselesan, D. A. Holdsworth, P. L. Dyson, M. R. Hyde and D. J. Murphy............. 122I.2.507 ROCKET OBSERVATION OF ELECTRIC FIELD CONDUCTED IN THE SEEK-2, T.Yokoyama, M. Yamamoto, S. Fukao and R. F. Pfaff ........................................................................ 126I.2.510 MULTITAPER SPECTRAL ANALYSIS OF ATMOSPHERIC RADAR SIGNALS, V. K.Anandan, T. Rajalakshmi, G. Ramachandra Reddy and C. J. Pan .................................................. 130I.2.512 OBSERVATIONS OF METEOR-HEAD ECHOES USING THE JICAMARCA 50 MHZRADAR IN INTERFEROMETER MODE, J. L. Chau, R. F. Woodman, and M. A. Milla............. 134I.2.517 RANGE IMAGING OBSERVATIONS OF PMSE USING THE EISCAT VHF RADAR:PHASE CALIBRATION AND FIRST RESULTS, J. R. Fernandez, R. D. Palmer, P. B. Chilson, I.Häggström and M. T. Rietveld ........................................................................................................ 138I.2.520 PMSE, NLC AND TEMPERATURE OBSERVATION DURING THE ROMA-2001CAMPAIGN, M. Zecha, J. Röttger, F. Lübken, J. Höffner, C. Fricke-Begemann and A. Müllemann.......................................................................................................................................................... 142I.2.521 RESULTS OF SEVERAL YEARS MSE OBSERVATION AT KÜHLUNGSBORN (54°N),M. Zecha, J. Bremer and P. Hoffmann............................................................................................. 1463
Page 1 and 2: MST10Tenth InternationalWORKSHOPOn
Page 3 and 4: MST 10 Group PictureMay 15 th , 200
Page 5 and 6: TENTH INTERNATIONAL WORKSHOP ON TEC
Page 7: Table of ContentsPREFACE ..........
Page 11 and 12: I.3.27 NEW MST RADAR METHODS FOR ME
Page 13 and 14: I.4.19 STUDY OF A MESOSCALE LAND-TO
Page 15 and 16: I.5.502 AN ATTEMPT TO CALIBRATE THE
Page 17 and 18: PrefaceMST10The Tenth International
Page 19 and 20: and the local organizing committee,
Page 21 and 22: The operational aspects and recent
Page 23 and 24: To improve the understanding of dyn
Page 25 and 26: Improving MST radar resolution by u
Page 27 and 28: latitudes, arguing that the former
Page 29 and 30: Report on Session I.3 “Winds, Wav
Page 31 and 32: Turbulence.The session then moved i
Page 33 and 34: Report on Session I.4 “Meteorolog
Page 35 and 36: Multiple Antenna Profiling Radar (M
Page 37 and 38: Report on Session II “Novel Persp
Page 39 and 40: synchronized by GPS and connected v
Page 41 and 42: The highly positive response of the
Page 43 and 44: 10th International Workshop on Tech
Page 45 and 46: 10th International Workshop on Tech
Page 47 and 48: Session I.1: Radar scattering proce
Page 49 and 50: ⎡7800 ∂q⎤(3)⎢ 15500q⎥M =
Page 51 and 52: Figure 2 compares profiles of ω B
Page 53 and 54: Figure 1: Data from the MST radar a
Page 55 and 56: Ri =shear2ωB22⎛ ∂u⎞ ⎛ ∂v
Page 57 and 58: Meridional (deg)1050−5−10Echo P
Page 59 and 60:
Subarray Configuration, Capon Metho
Page 61 and 62:
Fig. 2 PMSE plot (SOUSY Svalbard Ra
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VHF radar interferometry had shown
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turbulence. From Figures 1 and 2, i
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SummaryFrom the aspect sensitivity
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a specific range. In this work, syn
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P C(dB)(a) Echo Power60504030200.70
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most occidental area of South Ameri
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Quegan, 1992). It should be useful
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measurements, is shown in figure 1(
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The present observations thus empha
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RECENT OBSERVATIONS OF E REGION FIE
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measured spectra in order to separa
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drifts at E and F regions heights b
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• Are characterized by type II ec
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The main parameters that could be o
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THE ROLE OF UNSTABLE SPORADIC-E LAY
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(σ H / σ P )E y (where σ H and
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STUDY OF A LOW E-REGION QUASI-PERIO
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100 m/syrFigure 4: Geometry of the
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Where the notations carry same mean
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Where dx/dt and dy/dt are the veloc
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non-negativity of the image is prio
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spectrum corresponding to the backs
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The Artigas and Machu-Picchu Statio
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Arguments against the second altern
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Extension of the Kolmogorov spectru
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volumeESRvolumeSSRSSR SSRESR ESRSSR
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individual particles in a statistic
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Anomalous spectraTalkner [4] studie
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To observe the E region FAI echoes,
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matter daytime or nighttime and are
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two sub-arrays, each sub-array made
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4. SummaryHere we describe a radio
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Figure 1. E-region DPS4 spectra, ri
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effects. It is therefore plausible
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1996 and high in 2002). The electri
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electric fields map along the geoma
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SNR condition is always difficult a
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Figure-4 Power spectrum plots of a
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As we show below, Jicamarca offers
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particularly during daytime counter
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where ˆδ nm = (δ l − δ m )
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PMSE is more easily interpreted as
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ResultsTemperature climatology• s
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Simultaneous PMSE and NLC observati
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ResultsSeasonal variationMSE are no
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Figure 2: MSE parameters as functio
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Session I.3: Winds, waves and turbu
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poor. It was shown that poor perfor
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The use of diffraction pattern simi
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F 13 (ξ x ′) = (1 − cos 2ψ N)
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Figure 3: (a) Baseline length depen
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3. ResultsFigure 1 shows the amplit
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variability.Figure 4 shows the aver
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Figure 1. Period-time amplitude wav
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the 12-h and 24-h periodicities in
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winds and variances at altitudes 70
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similar correlation with larger mag
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of the refraction index are not equ
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Fig. 8. Zonal wind (top) and temper
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STUDIES ON ATMOSPHERIC GRAVITY WAVE
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1100-1200 hours. From this plot 6.3
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STUDIES ON WINDS AND MOMENTUM FLUXE
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3.4 Monthly variation of momentum f
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DEEP PENETRATIVE CONVECTION AND GEN
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ly changes direction with time with
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189
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191
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193
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These two last relations are the on
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3.2.1 From v ′2 to ɛ kThe questi
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5.2 Frequency distributionsSeveral
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ReferencesAlisse J.-R. and C. Sidi.
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Röttger J. and C.H. Liu. Partial r
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Specular reflection is negligible f
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−0.5C n2 Distribution (PROUST & S
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the beamwidth, α is the zenith ang
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this latitude in late April). Surfa
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Fig. 1. Median (upper) winds and (l
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Fig.1. Lines of constant radial vel
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which have not yet been considered
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is calculated from the radiosonde t
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Figure 3: Time-altitude cross-secti
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Absorption of cosmic noise is cause
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Incoherent scatter spectracompared
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variations of spectral widths, refr
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Figure 1. Diurnal variation of Turb
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further experimental test of the ST
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waves can be observed more clearly
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winter and a minimum in summer near
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The main recently assumed mechanism
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Figure 2. Statistics of numbers of
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LIDAR OBSERVATIONS OF MIDDLE ATMOSP
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latitudinal dependence of the seaso
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APPLICATION OF THE DUAL-BEAMWIDTH M
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Figure 2: Mean zonal and meridional
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JLKLLK/ILIL6II/G/II/G/LEODFLK/LO/DD
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The monthly diurnal mean of horizon
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Session I.4: Meteorological Phenome
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Integration of the VHF wind profile
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Figure 1 : Map of the Lago Maggiore
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precipitating clouds, the cyclonic
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Eyewall(a)(b)(c)(d)Fig. 3: Radius-h
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as low as 0.55. The Piura 50-MHz ra
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place features in the profile with
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• Period 1 (June 1-10): SCCs exis
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Sumatera occurs by stratiform cloud
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very interesting to note the double
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20(a) Convective Region(b) Transiti
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Typhoon LekimaFig. 2 Typhoon Lekima
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Fig. 5 Passage of typhoon Hayan on
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the 50 cm 2 sensor head, enabling t
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22 June 2000 23:22:23 - 23:24:20 at
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the time-height section of a convec
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Thurai, M., T.Iguchi,T. Kozu, J.D.E
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There are two main mechanisms which
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Horel, J.D. and Cornejo-Garrido, A.
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estimating two independent and redu
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RASS THETA (K) RASS v-component (m/
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Surface winds usually range from 10
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weak (maximum of 5 m s -1 ) and the
Page 305 and 306:
The vertical component from the VTB
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Figure 8 shows the profile of virtu
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2 3D ( , ) ( ) ( ) ˆ ( ) ˆp∆ xm
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presented in Praskovsky et al. (200
Page 313 and 314:
In Fig. 2 a sketch of a mountain le
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In Fig. 8 the lamina is aligned on
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Figure 1: composite day (13 days) o
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virtual sensible heat fluxes ( Wm-2
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3. Characteristics of precipitation
Page 323 and 324:
Fig. 3: Horizontal distribution of
Page 325 and 326:
3. Results and discussionUHF profil
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Figure 4. Monthly variation of slop
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system with two receiving antennae,
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cycle of precipitation. Figure 3(a)
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Histogram of Zonal Velocityh=5.13 K
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5. Summary of results and concludin
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the two nearby major cities, Chenna
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Boundary layer height, km32.521.5(a
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Figure 1:Data from the MST radar at
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spectral processing. In this partic
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3. Results and discussionIn the pre
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4. SummaryAn attempt has been made
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The purpose of this study is to exa
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Figure1. Three-day average of momen
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3. The improved method to estimate
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But in case of period until 1800 UT
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Session I.5: Operational Aspects an
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The profilers of WINDAS weredesigne
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NOAA, 1994 : Wind profiler assessme
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FIRST RESULTS OF THE BOUNDARY LAYER
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Figure 3. Pulse Design Diagram to s
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MOVEABLE UHF/S-BAND PROFILER/DISDRO
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one-minute Z values determined from
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TOWARD A MULTISENSOR GROUND BASED R
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3. Cloud Evolution Case StudyOn the
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DEVELOPMENT OF A DIGITAL RECEIVER F
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Experiment 1 Experiment 2IPP 999Km
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ELECTRONIC DIGITAL BEAMFORMING IMPL
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The main element of the unit (figur
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.ON-LINE ADAPTIVE DC-GROUND-CLUTTER
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esulting in a widening of the bandw
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ON THE RADIATION EFFICIENCY OF COCO
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Table 2: Experiment #1 results, Tra
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A NEW NARROW BEAM MF RADAR AT 3 MHZ
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Off-zenith beams towards N, S, E, W
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95ALWIN VHF radar: signal powerdB80
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ANTENNA BEAM VERIFICATION USING COS
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Figure 2: A 45 MHz reference sky te
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AN ATTEMPT TO CALIBRATE THE UHF STR
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is at 4.7 km, but in the first 4-ga
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QUALITY CONTROL FOR DOPPLER WIND PR
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The resulting moments are subjected
Page 409 and 410:
SOUSY RADAR AT JICAMARCA: SYSTEM DE
Page 411 and 412:
NEControl andcomputer roomCompCoute
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THE EQUATORIAL ATMOSPHERE RADAR:SYS
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Table 1: Specifications of the EAR
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VHF ATMOSPHERIC AND METEOR RADAR IN
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ased upon a geotechnical engineerin
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VORTICAL MOTIONS OBSERVED WITH THE
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interpolation from the original gri
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A NEW MINIRADAR TO INVESTIGATE URBA
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e eliminated to analyze correctly t
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Session PWG 1: System Calibrations
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Session PWG 2: Data Analysis, Valid
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• the time series vectors x(k) of
Page 435 and 436:
Fig. 4: reflectivity of the hydrome
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Session PWG 3: Accuracies and Requi
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Session PWG 4: International Collab
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Session II.E: NOVEL PERSPECTIVES AN
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2 Proposed AlgorithmReceived signal
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N#4E-1-16E1A1#1#2A-1-1C1#3C-1-19Fig
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of conventional DCMP, with which th
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applying the directional constraint
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while for a beam of finite width, t
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In order to make the process more q
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WHAT IS TURBULENCE SEEN BY VHF RADA
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Enhanced resolution applyingpulse s
Page 459 and 460:
Beckmann, Spizichino, 1964Fig. 8 Po
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Fig. 11 Plots of temporal variation
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Fig. 14 Distributions of phase cent
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Hocking, W.K., Radar studies of sma
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THE STRUCTURE FUNCTION-BASED APPROA
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{ Ui( t), Vi( t), Wi( t)} = { Ui ,
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161). Assumption 2H: the instantane
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Only the second order SF are consid
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fluctuations umk( t ) along the bas
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VHF PARASITIC RADAR INTERFEROMETRYF
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• All the costs of transmitter pr
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Figure 2: Example of range-azimuth
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Target Altitude, km1009080706050403
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ReferencesGriffiths, H. D., A. J. G
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Participants ListAvery, James P.Uni
Page 489 and 490:
Hysell, David L.EAS/Cornell Univers
Page 491 and 492:
Silva, Robert R.ATRADAustraliarsilv
Page 493 and 494:
AAdachi, A. .......................
Page 495:
TTabary, P. .......................
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