remote measurement equipment (rme)

8/6/2019 Remote Measurement Equipment (RME)

http://slidepdf.com/reader/full/remote-measurement-equipment-rme 1/28

Ing. Biagio D’Apice

Forum Aerospazio e Difesa, Roma 16 Giugno 2011.

Remote Measurement Equipment(RME)

“Radar signals on the web for

remote analysis and control”



© 2011 SELEX Sistemi Integrati. All rights reserved 2

Web Application for Fixed Air Defence Radar:T3 Architecture

T3 =• Telemonitoring (equipment and instrumentation)

• Telecontrol (change operating parameters)

• Telediagnosis (remote data processing for maintenance support)





multiclient-multiserver distributed architecture



SERVER T3

Radar Head

RME

RADAR LAN





RME:System Requirements


Telemonitoring :

Monitoring of test points for display the radar reference signals

Telecontrol :Control of configuration and software upgrades

Telediagnosis :

Diagnosis through preconfigured measures




Σ and IF

Δ and IFΩ and IF

Σ Baseband

Δ Baseband

Ω Baseband


Chirp

COHOTOT

TRG

NRP

ACP

Telemonitoring




AmplitudeRMS

Standard Deviation

Frequency


Rise TimeFall Time

Duty Cycle

FFT

Telediagnosis


http://slidepdf.com/reader/full/remote-measurement-equipment-rme 8/28 © 2011 SELEX Sistemi Integrati. All rights reserved 8

Data Handling (DH)

Plot Buffer (PB)

Data Handling TBM (DH-TBM)

Antenna Control Computer (ACC)

Timing Control (TC)Switch Lan

Telecontrol




Radar Head

RME Server T3


RS232



Hardware:

PXI NI Architecture

Software:

LabVIEW Web Application

on the Labview Real Time

OS.

RME:Solution



RME:Hardware Implementation


PXI CHASSIS14-SLOT PXI CHASSIS

RF Matrix36x8

DigitizerPXI Controller

SerialInterfacesX8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2



PXI Controller Module

RF Matrix36x8


SerialInterfaces

X8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2


NI PXI-8102

•Intel Celeron T3100 1.9 GHzdual-core

•1 GB (1 x 1 GB DIMM) 800 MHzDDR2 RAM standard, Up to 4 GB

•10/100/1000BASE-TX(Gigabit) Ethernet

•2 Hi-Speed USB•Labview RealTime OS

•Reliance File System



PXI Serial Interface Module NI PXI-8430/4

8 RS232 Interfaces

RF Matrix36x8


SerialInterfaces

X8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2




NI PXI-5124

PXI digitizer :

• 2 channels

• 200 MS/s

• 150 MHz Bandwidth

• 200 mV to 20 V• 12 bit resolution

• 32MB of onboard

memory per channel

PXI 2 Channel Digitizer Module

RF Matrix36x8


SerialInterfaces

X8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2




PXI SP2T 6 RF MODULE40-870-006

RF Matrix36x8


SerialInterfaces

X8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2




40-726A-511

40-726A-511-L

PXI RF Matrix Module

RF Matrix36x8


SerialInterfaces

X8

SP2T12 Ch

24 Ch

DH TBM

DH

TC

ACC

PB

SWITCH LAN

BUS PXI

An1

PXI Architecture

An2An3An4

RADAR LAN

Ext 1Ext 2




Connections of matrix (36x8)2 RF Matrix 12x8 Loop Thru

1 RF Matrix 12x812 IN 12 IN 12 IN

8 OUT8 OUT

8 IN LT 8 IN LT

8 OUTRF Matrix RF Matrix LT RF Matrix LT




An1

An2

Ext1

An3

An4

Ext2

Ch1

Ch36

RME:Software Implementation

Σ and IF

Δ and IF

Ω and IF

Σ BasebandΔ Baseband

Ω Baseband

Chirp

COHO

TOT

TRG

NRP

ACP



RME:Software Architecture

Elements of Real-Time Processing


• Low LatencyHow long does the processor take to respond to events?

• Guaranteed Processor AccessHow much processor time can I get?

• Low JitterHow stable is the timing source?



Basic Real-Time Architecture

RME:Software Architecture

Basic Labview Real-Time Architecture



RME:Application : Home Screen



RME:Application : Serial Handler



RME:Application : Serial 0

PB



RME:Application : Acquiring Settings



RME:Application : Waveform Acquire and Measures



RME:Application : Spectrum Analysis




RME:Application : Display panels



Ing. Biagio D’Apice

Any Question ?

Biagio D’Apice

Engineering DepartmentData Extraction

Via Tiburtina, Km 12,400 • 00131 Rome (Italy)Tel: +39 081 8180229 • Fax: +39 06 4150 2665

[email protected] • www.selex-si.com

mailto:[email protected]

http://www.selex-si.com/









remote measurement equipment (rme)

Documents