Nova Patents
AT118935T

Unit for amplifying light signals in optical fiber transmission lines.

Abstract

The claimed is for enlarging the optical fibre transmission line optical signal device, comprising an optical fibre amplifier and first, second and optical isolator, Optical Signal transmission into the amplifier with the input optical fibre wire, and capacity to output the optical fibre wire of the enhanced. First and second optical isolator is arranged between the optical fibre amplifier and input and output circuit, a noise precaution optical signal transmitting the input line from the amplifier and transmit the amplifier from the output circuit.

Term

Term ended

Expired 6 July 2010, 16.2 years ago.

  1. Priority
  2. Filed
  3. Granted
  4. Expired
  5. Today

94 members in 35 offices

This recordMember, by publication datePriority claim25 more offices are in the list below

Priority claims1

Priority claims
DocumentOfficeKindDate
2120789ItalyA

Members94

Family members, oldest first
DocumentOfficeKind
IT8921207D0ItalyD0
IT9020434D0ItalyD0
NO903172D0NorwayD0
HU904221D0HungaryD0
PE33590A1PeruA1
AU5895290AAustraliaA
CA2021281A1CanadaA1
NO903172LNorwayL
EP0409012A1European Patent Office (EPO)A1
CN1048961AChinaA
IE902584A1IrelandA1
HUT54441AHungaryA
KR910003919ARepublic of KoreaA
PL286078A1PolandA1
ITMI911029D0ItalyD0
JPH03101718AJapanA
NO912000D0NorwayD0
BR9003541ABrazilA
PE26891A1PeruA1
IT1231208BItalyB
IT9020434A1ItalyA1
CA2042987A1CanadaA1
FI912525AFinlandA
NO912000LNorwayL
EP0458256A1European Patent Office (EPO)A1
AU7703891AAustraliaA
HU911617D0HungaryD0
IE911781A1IrelandA1
KR910021006ARepublic of KoreaA
CN1057721AChinaA
PL290378A1PolandA1
BR9102259ABrazilA
CS152591A3Czechoslovakia (until 1993)A3
PT94717APortugalA
CN1015840BChinaB
CS353690A3Czechoslovakia (until 1993)A3
HUT60579AHungaryA
ITMI911029A1ItalyA1
CA2064647A1CanadaA1
EP0509577A1European Patent Office (EPO)A1
AU634794B2AustraliaB2
NZ234437ANew ZealandA
US5204923AUnited States of AmericaA
AR242686A1ArgentinaA1
US5210808AUnited States of AmericaA
PT97751APortugalA
DD301694A9German Democratic Republic (until 1990)A9
NZ238157ANew ZealandA
US5233463AUnited States of AmericaA
TW218039BTaiwan Province of ChinaB
AU644869B2AustraliaB2
MX173807BMexicoB
CA2021281CCanadaC
IT1246599BItalyB
RU2025757C1Russian FederationC1
IT1248821BItalyB
EP0409012B1European Patent Office (EPO)B1
AT118935TThis recordAustriaT
DE69017108D1GermanyD1
MY106157AMalaysiaA
JPH07107041AJapanA
DK0409012T3DenmarkT3
DE69017108T2GermanyT2
ES2071705T3SpainT3
LTIP1608ALithuaniaA
LV10818ALatviaA
HU210859BHungaryB
PL167672B1PolandB1
LT3573BLithuaniaB
PL168016B1PolandB1
IE67282B1IrelandB1
CZ280817B6CzechiaB6
LV10818BLatviaB
CN1032029CChinaC
CZ281336B6CzechiaB6
ID1039BIndonesiaB
EP0509577B1European Patent Office (EPO)B1
DE69215131D1GermanyD1
CA2042987CCanadaC
ES2097267T3SpainT3
DE69215131T2GermanyT2
USRE35697EUnited States of AmericaE
RU2105419C1Russian FederationC1
SK278796B6SlovakiaB6
HK1000979A1Hong Kong, ChinaA1
NO303040B1NorwayB1
UA24953AUkraineA
PT97751BPortugalB
KR0177147B1Republic of KoreaB1
KR100192229B1Republic of KoreaB1
CA2064647CCanadaC
HU217495BHungaryB
SK280814B6SlovakiaB6
PT94717BPortugalB