Mic

roel

ectro

nics

Pre

sent

atio

nD

ays

4th

/ 5th

Feb

., 20

04

AG

GA

-3N

extG

ener

atio

n G

NSS

ASI

C

Pier

luig

iSilv

estri

n, E

SA

Stef

anBe

rber

ich,

EAD

SAs

trium

2M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Age

nda

�Ba

ckgr

ound

(sho

rt re

sum

e of

AG

GA

so fa

r)

�M

otiv

atio

n of

AG

GA-

3 D

evel

opm

ent

�St

atus

AG

GA-

3 D

evel

opm

ent

�Ke

y AG

GA-

3 Fe

atur

es

�AG

GA-

3 Ap

plic

atio

n R

evie

w

�Su

mm

ary

3M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Bac

kgro

und

●AG

GA

(Adv

ance

d G

PS/G

LON

ASS

ASIC

) dev

elop

men

t ini

tiate

d w

ithin

the

Earth

Obs

erva

tion

Prep

arat

ory

Prog

ram

me

(EO

PP) t

o su

ppor

t Ear

th

obse

rvat

ion

(EO

) app

licat

ions

of n

avig

atio

n si

gnal

s

●R

adia

tion-

tole

rant

dig

ital i

nteg

rate

d ci

rcui

t pro

vidi

ng a

ll th

e hi

gh-s

peed

di

gita

l sig

nal p

roce

ssin

g fu

nctio

nalit

y fo

r ‘pr

ecis

e’G

NSS

app

licat

ions

●EO

app

licat

ions

:

radi

o oc

culta

tion

(RO

);

prec

ise

orbi

t det

erm

inat

ion

of lo

w-E

arth

orb

iters

for g

ravi

ty fi

eld

dete

rmin

atio

n,

altim

etry

, rad

ar in

terfe

rom

etry

, etc

. ;

sc

atte

rom

etry

and

altim

etry

with

GN

SS re

flect

ed s

igna

ls

●AG

GA

chip

dev

elop

ed th

roug

h co

-ope

ratio

n w

ith s

ever

al E

urop

ean

spac

e in

dust

ries

and

ESA

inte

rnal

act

iviti

es

●C

urre

nt v

ersi

on:

AGG

A-2a

ava

ilabl

e to

indu

stry

as

an a

pplic

atio

n-sp

ecifi

c st

anda

rd p

rodu

ct (T

7905

E co

mpo

nent

from

ATM

EL)

4M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Rec

all o

f Key

AG

GA

-2 F

eatu

res

(1)

�12

sin

gle

frequ

ency

cha

nnel

s (3

6 co

mpl

ex c

orre

lato

rs),

eac

h ca

pabl

e of

tra

ckin

g an

y G

NSS

C/A

cod

e si

gnal

s

�4

P-C

ode

Uni

ts fo

r dua

l-fre

quen

cy o

pera

tion

and

sem

i-cod

eles

s tra

ckin

g (E

SA-IS

N p

aten

t)

�Su

ppor

ted:

IF s

ampl

ing

(f s/4

), re

al-to

-com

plex

con

vers

ion,

fina

l dow

n-co

nver

sion

,

�hi

ghly

con

figur

able

and

pro

gram

mab

le, e

.g.

–pa

irs o

f sin

gle

frequ

ency

cha

nnel

s co

nfig

urab

le fo

r atti

tude

det

erm

inat

ion

(hyb

rid

para

llel-m

ultip

lex

arch

itect

ure,

ESA

-ISN

pat

ent)

–sl

avin

g of

thre

e si

ngle

freq

uenc

y ch

anne

ls to

geth

er w

ith P

-Cod

e U

nit i

nto

one

dual

freq

uenc

y ch

anne

l cap

able

of t

rack

ing

GN

SS C

/A C

ode

on L

1 an

d P-

Cod

e on

L1

and

L2 (u

sing

sem

i-cod

eles

s tra

ckin

g)–

slav

ing

of u

p to

nin

e ch

anne

ls fo

r fas

t acq

uisi

tion

–sl

avin

g fo

r mul

ti-pa

th m

itiga

tion

(als

o su

ppor

ts ti

me-

mul

tiple

xed

mul

tipat

hm

itiga

tion)

5M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Rec

all o

f Key

AG

GA

-2 F

eatu

res

(2)

�N

arro

w c

orre

latio

n su

ppor

ted

�Ei

ther

eig

ht re

al in

puts

or f

our c

ompl

ex in

puts

, eac

h 2

bit w

ide;

diff

eren

t in

put f

orm

ats

supp

orte

d

�Si

gnal

leve

l det

ecto

r, cl

ock

and

time-

base

gen

erat

or; a

nten

na s

witc

h co

ntro

ller

�32

-bit

mic

ropr

oces

sor i

nter

face

(com

patib

le w

ith T

SC21

020

and

ERC

32)

with

inte

rrupt

con

trolle

r and

bas

ic IO

por

t�

Syst

em s

uppo

rt: p

aral

lel I

/O (m

onito

ring

& re

dund

ancy

), C

lkou

tput

, res

et

hand

ling

�M

ax C

oreC

lk: 3

0 M

Hz

(C

lkIn

: 60

MH

z)�

Tech

nolo

gy: 2

00 k

gate

sin

ATM

EL M

G2-

RT

sea-

of-g

ates

usi

ng M

G2-

265

mat

rix�

160-

pin

MQ

FPL

pack

age

with

25

mil

pitc

h

6M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

AG

GA

-bas

ed E

quip

men

t

�Sa

ab E

ricss

on S

pace

/ Au

stria

n Ae

rosp

ace

–G

RAS

(GN

SS R

ecei

ver f

or A

tmos

pher

ic S

ound

ing)

on

MET

OP

(1, 2

and

3)

–G

PSO

S (G

PS O

ccul

tatio

n Se

nsor

) on

NPO

ESS

(US

‘con

verg

ed’ m

eteo

sate

llites

)

�LA

BEN

–EG

NO

S R

IMS-

B R

efer

ence

Rec

eive

rs (m

any)

–LA

GR

ANG

E ex

perim

ent (

with

AG

GA-

0!) o

n SA

C-C

–LA

GR

ANG

E (P

reci

se O

rbit

Det

erm

inat

ion)

for R

adar

sat-2

–R

OSA

RO

inst

rum

ent f

or A

SI m

issi

ons

–SS

TI (P

reci

se O

rbit

Det

erm

inat

ion)

for G

OC

E

�EA

DS

ASTR

IUM

–M

OSA

IC G

NSS

Rec

eive

r

�Se

pten

trio

–co

mm

erci

al p

rodu

cts

base

d on

AG

GA-

0-de

rivat

ive

(GR

eCo

1A01

)

7M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

9.7,

17.

25, 2

2.6

GH

z

1.57

5, 1

.22,

1.1

7 G

Hz

8M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Mot

ivat

ion

of A

GG

A-3

Dev

elop

men

t

�G

et A

GG

A up

-to-d

ate

with

app

licat

ions

, sig

nal p

roce

ssin

g te

chni

ques

and

te

chno

logi

es, e

.g.:

–un

ders

tand

ing

of p

roce

ssin

g op

timal

for

atm

osph

eric

sou

ndin

g im

prov

ed f

rom

ex

perie

nce

with

GR

AS a

nd L

agra

nge

–ne

ed fo

r m

ore

com

pact

, low

-con

sum

ptio

n R

O a

nd P

OD

inst

rum

ents

for

vario

us

plan

ned

ESA

EO m

issi

ons

(AC

E+, S

WAR

M,O

EW,..

) –

sign

als

of n

avig

atio

n sa

tellit

es b

eing

enh

ance

d (e

.g.,

use

of p

ilot s

igna

ls fo

r RO

)–

Gal

ileo

deve

lopm

ent (

addi

tiona

l mea

sure

men

ts o

f enh

ance

d qu

ality

)–

impr

oved

(GN

SS) s

igna

l pro

cess

ing

tech

niqu

es

–IP

of p

ower

ful p

roce

ssor

cor

es (L

EON

SPA

RC

) ava

ilabl

e fo

r spa

ce a

pplic

atio

ns–

vast

ly im

prov

ed s

pace

ASI

C te

chno

logy

(0.1

8 um

) –

AGG

A U

ser

Mee

ting

held

for

fee

dbac

k an

d cr

itica

l co

mm

ents

on

AGG

A-3

requ

irem

ents

�ne

xt g

ener

atio

n of

AG

GA

also

as

a st

anda

rd p

rodu

ct�

deve

lopm

ent o

f firm

war

e�

sam

ples

, dat

ashe

et, s

uppo

rt kn

ow-h

ow o

ver 3

yea

rs�

valid

atio

n of

nav

igat

ion

func

tiona

lity

�ES

A m

issi

ons

need

ing

AGG

A3-b

ased

inst

rum

ents

und

er p

repa

ratio

n�

valid

atio

n w

.r.t.

RO

app

licat

ions

pla

nned

(sep

arat

e co

ntra

ct)

9M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

●Al

low

for m

inia

turis

ed re

ceiv

er

−hi

gh in

tegr

atio

n, m

inim

ise

pow

er c

onsu

mpt

ion

●Su

ppor

t as

man

y ap

plic

atio

ns a

s po

ssib

le

−fle

xibl

e in

terfa

ces

−m

oder

nise

d G

PS, G

alile

o

●Fu

lfil s

igna

l pro

cess

ing

task

s an

d pe

rform

ance

requ

irem

ents

−so

lid b

asis

from

AG

GA-

2

−in

crea

se o

f res

olut

ion

●H

igh

degr

ee o

f usa

bilit

y

−su

ppor

t for

em

bedd

ed S

W (r

educ

tion

of p

roce

ssor

load

, de

coup

ling

of S

W-ta

sks)

Obj

ectiv

es fo

r AG

GA

-3

10M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Stat

us A

GG

A-3

Dev

elop

men

t

�Ba

selin

eAT

C18

RH

Ate

chno

logy

from

ATM

EL�

Con

sulta

tion

of A

GG

A U

sers

in A

pril

2003

to re

fine

requ

irem

ents

�Ar

chite

ctur

alde

sign

on-

goin

g. A

DR

pla

nned

for m

idSe

ptem

ber 2

004.

�Pl

anne

dfo

rMPW

run

in s

econ

dqu

arte

r200

5

EAD

S A

striu

mM

ain

Con

trac

tor

proj

ect r

espo

nsib

ility

EAD

S A

striu

mar

chite

c./d

etai

led

AGG

A-3

desi

gn,

firm

war

e lib

rary

,br

eadb

oard

SEsu

ppor

t for

the

AGG

A-3

impl

emen

tatio

n,re

quire

men

t spe

cs,

arch

. des

ign

Aus

tria

nA

eros

pace

requ

irem

ents

and

AGG

A-3

spec

s,ap

plic

atio

nso

ftwar

e, p

relim

.va

lidat

ion

�EA

DS

Astri

um p

rime

with

AAe

as

subc

o, S

E su

ppor

t fun

ctio

ns

11M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

AG

GA

-3 S

tudy

Log

ic

Requ

irem

ent

Defin

ition

Supp

ort

for

Requ

irem

ent

Defin

ition

Prel

imin

ary

Arch

itect

ural

Desig

n

Revie

w of

Requ

irem

ents

SE AAe

Astri

um

RR

Supp

ort f

orAr

chite

ctur

alDe

sign

Supp

ort f

orAr

chite

ctur

alDe

sign

Firm

ware

Defin

ition

Arch

itetu

ral

Desig

nVH

DLIm

plem

ent.

Supp

ort f

orVH

DLIm

plem

enta

tion

Valid

atio

n +

Test

ing

Brea

dboa

rdDe

sign,

Fabr

icatio

n,Fu

nc. T

est

Deta

iled

Desig

n

Prot

otyp

Man

ufac

turin

g

Foun

dry

ASIC

Man

ufac

turin

g

ADR

DDR

LVFR

KO

Mile

ston

es

e.g.

GR

-PC

I-XC

2V b

oard

feat

ures

:�St

anda

rd P

CI p

lug-

in fo

rm fa

ctor

�Vi

rtex-

II XC

2V30

00-F

G67

6-4

FPG

A �O

n-bo

ard

FPG

A co

nfig

urat

ion

prom

s (3

x X

C18

V04)

�8

Mby

tefla

sh p

rom

(2M

x 3

2)

�1

Mby

test

atic

ram

(256

K x

32)

�16

Mby

tePC

133

SDR

AM (4

M x

32)

�Et

hern

et P

HY

10/1

00 M

bitt

rans

eive

r�33

MH

z, 3

2-bi

t PC

I int

erfa

ce (3

V an

d 5V

tole

rant

) �St

anda

rd R

S-23

2 U

ART

port

for D

SU

�12

0-pi

ns m

emor

y an

d cu

stom

I/O

ex

pans

ion

conn

ecto

rs (A

MP-

177-

984-

5)

�JT

AG a

nd s

lave

-ser

ial F

PGA

prog

ram

min

g ca

pabi

lity

�Su

ppor

ts L

EON

cor

e fre

quen

cies

up

to

50 M

Hz

�LE

ON

-FT

mem

ory

optio

n (4

0-bi

ts w

ide

stat

ic ra

m a

nd S

DR

AM)

12M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(1)

�O

bjec

tive:

incl

ude

and

exte

nd fu

nctio

nal a

nd p

erfo

rman

ce re

quire

men

ts

cove

red

by A

GG

A-2a

, exc

ept G

LON

ASS

func

tiona

lity

�AG

GA-

3 bl

ock

diag

ram

:

Exte

rnal

Mem

ory

Bus

LEO

NIU

D-C

ache

I-C

ache A

HB

LEO

Nco

nfig

AH

B

APB

TIM

ERs

Wat

chdo

g

CIC

PIC

UA

RTs

GPI

O

SPI

GPI

O

AH

B

Spac

eWire

FFT

AH

B |

DM

AA

HB

| D

MA

GN

SS &

GIC

AH

BA

PB

FPU

GPI

O I/

F

SPI I

/F

UA

RT

I/F

Spac

eWire

I/F

Mem Ctrl

A H B

GN

SS S

igna

l I/F

Lege

nd:

GIC

: GN

SS In

terru

pt C

ontro

ller

CIC

: Com

mun

icat

ion

Inte

rrupt

Con

trolle

rPI

C: P

rimar

y In

terru

pt C

ontro

ller

13M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(2)

�Fe

atur

es O

n-C

hip

Proc

esso

r Mod

ules

:–

LEO

N-F

T pr

oces

sor (

cloc

k >=

80

MH

z) o

n si

ngle

die

with

GN

SS s

igna

l pr

oces

sing

–IE

EE-7

54 c

ompl

iant

FPU

(GR

FPU

) with

> 1

00 M

FLO

PS–

inte

rrupt

con

trolle

r (in

terru

pts

from

ded

icat

ed in

puts

and

oth

erpr

oces

sor

supp

ort f

unct

ions

)–

proc

esso

r wat

chdo

g–

timer

(per

iodi

c or

sin

gle-

shot

tim

e-ou

ts)

–D

MA

cont

rolle

r (du

mp

data

bet

wee

n G

NSS

sig

nal p

roce

ssin

g co

re a

nd L

EON

m

emor

y)–

boot

sup

port

–su

ppor

t syn

chro

nisa

tion

of d

iffer

ent A

GG

A-3

–FF

T pr

oces

sing

mod

ule

for f

ast G

NSS

sig

nal a

cqui

sitio

n–

fixes

of A

GG

A-2a

bug

sor

wea

knes

ses

(incl

. im

prov

emen

t of i

nitia

lisat

ion,

tim

e-ta

ggin

g)

–Sp

aceW

irelin

ks–

UAR

T –

JTAG

14M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(3)

�Fe

atur

es G

NSS

mod

ule

(fron

t-end

and

bea

mfo

rmin

gm

odul

e):

–Su

ppor

t of d

iffer

ent i

nput

form

ats

as in

AG

GA-

2a

–4

real

and

com

plex

bas

eban

din

puts

–Pr

oces

sing

of h

igh

IF fo

r lar

ge b

andw

idth

sig

nals

: dig

ital d

own-

conv

ersi

on o

n-ch

ip•

4 an

tenn

a in

puts

•sa

mpl

ing

rate

s up

to 2

00 M

Hz

and

de-in

terle

avin

g

•do

wn-

conv

ersi

on to

nea

r bas

eban

dan

d fil

terin

g

•co

nfig

urab

le re

-qua

ntis

atio

n th

resh

olds

for d

igita

l gai

n se

tting

–8-

bit o

r 3-b

it pr

e-co

rrela

tion

wor

d-le

ngth

–En

hanc

ed p

ower

leve

l mea

sure

men

t on

all i

nput

s(n

arro

w o

r wid

eban

d)

–Fl

exib

le s

witc

hing

of i

nput

s to

all

chan

nels

–D

igita

l bea

m-fo

rmin

g to

form

7 fi

xed

beam

s (o

ne b

eam

at a

ny ti

me

per c

hann

el)

15M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(4)

�Fe

atur

es G

NSS

mod

ule

(cha

nnel

mat

rix):

–Pr

oces

sing

of c

urre

nt a

nd ‘m

oder

nise

d’G

PS s

igna

ls

–Pr

oces

sing

of G

alile

o L1

G, E

5a a

nd E

5b s

igna

ls–

36 h

ighl

y co

nfig

urab

le s

ingl

e-fre

quen

cy c

hann

els,

eac

h ch

anne

l inc

ludi

ng 5

co

mpl

ex c

orre

lato

rs

VF

Cod

eG

ener

ator

Cod

e G

ener

ator

Uni

t

Cod

eN

CO

Del

ayL

ine

Car

rier

NC

O

Bas

eban

d

From

S/W

Aid

ing

Uni

t

I/Q

0

I/Q

1

I/Q2

I/Q

3

Fina

l Dow

nC

onve

rter

�

E2 E1 P L2

L1

�

E2

E1

P L2

L1

I/Q

Acc

umul

atio

ns

WC

HIP

_IN

Sign

(IP

)

Sign

(IP

)

I/Q

Raw

Sam

ples

To

S/W

Sign

(QP

)

Cor

rela

tor

Uni

t

Pre

& P

ost

Inte

grat

ion

Con

trol

WC

HIP

_OU

T

Aut

onom

Car

rier

Aid

ing

Aut

onom

Cod

eA

idin

g

Epo

chC

lock

Div

ider

Sign

Sele

ctor

Seco

ndar

y C

ode

Gen

erat

or

BF1

1

BF1

7

BF2

1

BF2

7

–O

ptim

ised

‘raw

sam

plin

g’

(ope

n-lo

op tr

acki

ng)

–O

utpu

t of t

he p

seud

o-ra

ndom

cod

e–

Inpu

t/out

put o

f the

W-

code

chi

p es

timat

es

16M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(5)

�Fe

atur

es G

NSS

mod

ule

(cha

nnel

mat

rix):

–C

orre

latio

n is

spl

it in

to p

re-a

nd p

ost-c

orre

latio

n

–10

com

plex

cor

rela

tors

per s

ingl

e fre

quen

cy c

hann

el

–D

irect

mem

ory

acce

ss (D

MA)

of p

re-c

orre

latio

n re

sults

–Ti

me

tagg

ing

of p

re-a

nd p

ost c

orre

latio

n re

sults

–Si

gn e

stim

atio

n al

low

s fo

r dat

a st

rippi

ng

–Lo

op a

idin

g su

ppor

t

–C

hann

el s

lavi

ng (a

s in

AG

GA-

2)

17M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Key

AG

GA

-3 F

eatu

res

(6)

�Im

prov

ed a

nd a

dditi

onal

bui

ldin

g bl

ocks

wrt

to A

GG

A-2:

–Ad

ditio

nal d

igita

l dow

n-co

nver

sion

mod

ule

–Ad

ditio

nal b

eam

form

ing

mod

ule

–In

crea

se o

f int

erna

l pro

cess

ing

wor

d le

ngth

to 3

-bit

–Pa

ralle

l acc

umul

atio

n of

pow

er le

vels

and

sup

port

of n

arro

w b

and

pow

er le

vel

dete

ctio

n

–In

crea

se in

num

ber o

f GN

SS c

hann

els

to 3

6

–Ad

ditio

nal s

econ

dary

cod

e st

rip

–O

ptim

ised

raw

sam

plin

g

–C

ode

and

carri

er a

idin

g un

it

–FF

T m

odul

e fo

r fas

t acq

uisi

tion

(pos

sibi

lity

of s

lavi

ng G

NSS

cha

nnel

s fo

r a

corre

lato

rban

k re

mai

ns)

18M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Eart

h O

bser

vatio

n A

pplic

atio

n R

evie

w

●G

PS R

ecei

ver F

unct

iona

litie

s:−

GPS

sig

nals

as

sour

ces

of o

ppor

tuni

ty (e

.g. f

or E

arth

obs

erva

tion

purp

oses

) −

Nav

igat

ion

−D

eter

min

atio

n of

S/C

traj

ecto

ries

−M

easu

re o

f rel

ativ

e di

stan

ces

betw

een

spac

e ve

hicl

es−

Del

iver

y of

pre

cise

tim

e sy

nchr

onis

atio

n to

S/C

ele

ctro

nics

−At

titud

e de

term

inat

ion

●Po

tent

ial A

dvan

tage

s:−

Lim

itatio

n of

the

num

ber o

f sen

sors

& c

osts

−In

crea

se o

f S/C

aut

onom

y

●Ap

plic

atio

ns:

−R

adio

Occ

ulta

tion

−Sc

atte

rom

etry

−Al

timet

ry

19M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Nav

igat

ion

App

licat

ion

Rev

iew

(1)

●R

equi

rem

ents

on

the

AGG

A D

evic

e

−Au

tono

mou

s op

erat

ion

requ

ires

high

am

ount

of p

roce

ssin

g ta

sks

tobe

ac

com

plis

hed

�Po

wer

ful p

roce

ssor

, mea

ns to

redu

ce p

roce

ssor

load

−H

igh

sign

al d

ynam

ic a

pplic

atio

ns�

supp

ort f

or lo

op a

idin

g an

d fa

st a

cqui

sitio

n

−D

ual-f

requ

ency

ope

ratio

n fo

r PO

D

−FF

T an

d hi

gh n

umbe

r of c

orre

lato

rsal

low

for v

ery

shor

t col

d st

art t

imes

−Lo

w c

ost

−Lo

w p

ower

con

sum

ptio

n

20M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

●Po

tent

ial A

uton

omou

s Ap

plic

atio

ns:

LEO

, MEO

Mis

sion

s an

d C

onst

ella

tions

,Ren

dezv

ous

oper

atio

ns

Nav

igat

ion

App

licat

ion

Rev

iew

(2)

21M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

●Po

tent

ial A

uton

omou

s Ap

plic

atio

ns:

Use

r Sat

ellit

e

GEO

Use

r

Use

r Sat

ellit

e

GEO

Use

r

Auto

nom

ous

Orb

it D

eter

min

atio

n in

GEO

Laun

cher

, Re-

Entry

Nav

igat

ion

App

licat

ion

Rev

iew

(3)

22M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Atti

tude

Det

erm

inat

ion

App

licat

ion

Rev

iew

●R

equi

rem

ents

on

the

AGG

A de

vice

−Su

ppor

t for

Hyb

rid P

aral

lel-M

ultip

lex

attit

ude

dete

rmin

atio

n sc

hem

e−

2 du

al-fr

eque

ncy

ante

nna

inpu

ts−

Low

cos

t −

Low

pow

er c

onsu

mpt

ion

−Ve

rsat

ile in

terfa

ce fo

r com

mun

icat

ion

with

oth

er s

enso

rs

●Po

tent

ial U

ses

in A

OC

S−

Initi

al A

ttitu

de A

cqui

sitio

n−

Inte

rmed

iate

Acq

uisi

tion

Phas

es−

Ope

ratio

nal P

hase

s−

Safe

mod

e

●Po

tent

ial C

onfig

urat

ions

−AD

GPS

as

3-ax

is a

bsol

ute

attit

ude

sens

or−

ADG

PS a

s an

gula

r rat

e se

nsor

−AD

GPS

ass

ocia

ted

with

sta

r tra

cker

−G

PS-b

ased

AD

ass

ocia

ted

with

gyr

osco

pes

23M

icro

elec

troni

cs P

rese

ntat

ion

Day

s 4t

h / 5

th F

eb.,

2004

Sum

mar

y

●AG

GA-

2 w

as o

ne o

f the

mos

t suc

cess

ful s

tand

ard

ASIC

’sde

velo

ped

by E

SA, w

ith a

rang

e of

use

rs a

nd a

pplic

atio

ns w

ider

than

ant

icip

ated

●AG

GA-

3 pr

ovid

es e

nhan

ced

high

spe

ed d

igita

l sig

nal p

roce

ssin

g fu

nctio

nalit

y, a

pow

erfu

l on-

boar

d m

icro

proc

esso

r and

ver

satil

e in

terfa

ces

for a

wid

e ra

nge

of G

NSS

app

licat

ions

●Th

e po

wer

ful f

eatu

res

and

flexi

bilit

y of

AG

GA-

3 w

ill al

low

GN

SS

spac

e eq

uipm

ent d

evel

oper

to fo

cus

on a

pplic

atio

n al

gorit

hms

and

softw

are

●AG

GA-

3 w

ill ta

ke a

dvan

tage

of a

num

ber o

f oth

er E

urop

ean

tech

nica

l de

velo

pmen

ts (L

EON

, Spa

ceW

ire,..

) as

wel

l as

of o

n-go

ing

prog

ram

mes

(Ear

th o

bser

vatio

n R

O m

issi

ons,

Gal

ileo,

..)

Mic

roel

ectro

nics

Pre

sent

atio

nD

ays

4th

/ 5th

Feb

., 20

04

EOP

-AG

GA

-3

Exte

rnal

Mem

ory

Bus

LEO

NIU

D-C

ache

I-C

ache A

HB

LEO

Nco

nfig

AH

B

APB

TIM

ERs

Wat

chdo

g

CIC

PIC

UA

RTs

GPI

O

SPI

GPI

O

AH

B

Spac

eWire

FFT

AH

B |

DM

AA

HB

| D

MA

GN

SS &

GIC

AH

BA

PB

FPU

GPI

O I/

F

SPI I

/F

UA

RT

I/F

Spac

eWire

I/F

Mem

Ctrl

A H B

GN

SS S

igna

l I/F