Enigma video processor manuels

Manuels d'utilisation et guides de l'utilisateur pour Processeurs Enigma video processor.
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Enigma video processor Manuel d'utilisateur (97 pages)

marque: Enigma | Catégorie: Processeurs | Taille: 1.57 MB |

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Table des matières

ENIGMA III

1

User Manual

1

Table of Contents

2

Illustration Index

7

– Minor text revisions

8

1 Introduction

9

2 Algorithms

10

2.1.1 Noise Power threshold

11

2.1.2 CCOR threshold

11

2.1.3 SQI threshold

11

2.1.4 RHOHV Threshold

11

2.1.5 PhiDP SNR Threshold

11

2.1.6.2.2 IQ clutter filter

12

2.1.6.2.1 CCOR Threshold:

12

2.3 Averaging

20

2.3.1 Time averaging

20

2.3.2 Range averaging

20

2.4 Doppler clutter filters

21

2.4.1 Time domain filtering

21

2.4.2.1 DC Cancelation

23

2.4.2.3 Interpolation

23

2.4.2.1 Windowing

24

2.5 Pulse-pair processing

26

2.6 DFT processing

27

2.7 FFT processing

28

2.8 Range-Doppler Dilemma

29

2.9 Calibration

30

2.10 Dynamic Angle Syncing

31

2.11 Dual PRF Unfolding

32

3 Network

35

4 SDP settings

35

5 SDP interfaces

35

5.1 Command interface

36

5.1.1 Connection

37

6 Parametrization

38

PhidpSNR: Phidp SNR threshold

39

6.1.1 KlystronGateDurationX

41

6.1.2 KlystronGateStartX

41

6.1.3 KlystronPulseDurationX

41

6.1.4 KlystronTaperingStartX

42

6.1.5 KlystronTaperingStopX

42

6.1.7 KlystronWindowTypeStopX

42

6.2 Trigger

43

6.2.1 TrigXEnable

43

6.2.2 TrigXDuration

43

6.2.3 TrigXStart

43

6.2.4 TrigXInvert

44

6.3 Sector blanking

44

6.3.1 SectorblankingTable

44

6.3.2 SectorblankingEnabled

45

6.4 Serial TAGS

45

6.4.1 PCIRecTagBaudRate

45

6.4.2 IFDTagBaudRate

46

6.4.3 TagConfiguration

46

6.4.4 SerialTagFormat

46

Data packet Format 0

46

Data packet Format 1

48

6.5 Extended Dynamic Range

49

6.5.1 ExtendedDynamicRange

49

6.5.2 PowerThreshold

49

6.5.3 PowerDiffH/PowerDiffV

50

6.5.4 PhaseDiffH/PhaseDiffV

50

6.6 IF signal processing

51

6.6.2 IFD matched filter

52

FIRCoeff0 – FIRCoeff3

54

6.6.5 Burst sampling

55

Code: ENIGMA III User Manual

56

Edition: 1 Revision: 4

56

Date: 19/12/2008

56

Page: 56/97

56

GAMIC Proprietary

56

6.7 Video signal processing

57

6.8 Autocorrelations

57

6.8.1 AcfMode

57

6.9 Range

57

6.9.1 RangeStep

58

6.10 Range Sampling

58

6.10.1 RangeSample

58

6.11 ClutterFilter

59

6.11.1 InterpolationMode

59

6.11.2 FFTWindow

59

6.11.3 ZeroFilter

60

6.11.4 FilterDelay

60

6.11.5 MaxFilterRange

60

6.12.1 IOffsetH

61

6.13 PRFTable

62

6.13.1 PrfLimits

62

6.14 PulseWidthIndex

62

6.15 NOISEThreshold

62

6.15.1 noisePowerH

63

6.15.2 noisePowerV

63

6.16 dbz0

63

6.17 RangeNorm

63

6.18 gasAttenuation

64

6.19 CCORThreshold

64

6.20 SQIThreshold

64

6.21.1 RainAttenuation

64

6.21.2 RainAttenuation_a

65

6.21.3 RainAttenuation_b

65

6.21.4 RainAttenuation_A

65

6.21.5 RainAttenuation_B

65

6.22 Threshold algorithms

66

7 Acquisition

67

7.2 Reflectivity

68

7.4 CCOR clutter correction

68

7.5 Radial Velocity

68

7.6 Acquisition parameter

69

7.6.1 RaySize

69

7.6.2 LongRaySize

69

7.6.3 SyncModeParam

69

7.7 AFCSettings

70

7.8 DualPolMode

70

7.9.1 ZdrOffset

71

7.9.2 LdrOffset

71

7.9.3 PhidpOffset

71

7.9.4 RHOHVThreshold

71

7.10 DataFormat

71

7.11 Ray format

72

7.11.1 Ray header format

74

7.11.1.1 SDPFlags

75

7.11.1.2 SDPStatus

75

7.11.2 Angle Data

76

7.11.3 Moments

76

7.11.4 Mag,I,Q 8 bit

76

7.11.5 I,Q 16 bit

77

7.11.6 SQI/CCOR 8 bit

77

7.11.7 Power spectrum

78

7.11.9 Moments 16 bit

78

7.11.10 Full Moments 16 bit

79

- Offset of horizontal I

82

- Offset of vertical I

82

8.2.2 getantennaspeed

83

8.2.3 gettemperature

83

8.2.4 getpower

83

8.2.5 getconverter

84

8.2.6 getacqperformance

84

8.2.7 getafcstatus

84

8.3 getversion

85

8.4 sampleburst

85

8.5 setafcmode

85

8.6 getifsampling

85

8.7 settxdtrigger

86

8.8 geterrorconditions

86

8.9 build

86

8.10 load

86

8.11 save

87

8.12 quit

87

9 Specifications

88

Page: 89/97

89

9.2.7 Input TAGS serial RS422

90

9.3.2 ENIGMA III Host

92

10.1 Enigma III host update

95

10.2 PCI-Receiver card update

95

10.3 Antenna alignment

96

10.4 Setting prf limits

96

10.5 IQ Recording

97

Enigma video processor Manuel d'utilisateur (55 pages)

marque: Enigma | Catégorie: Processeurs | Taille: 0.40 MB |

Anglais

Table des matières

1. Introduction

14

2. Starting up Device

16

3. Settings

18

10 Applications

54

Enigma appareils