Nova Patents
AT220482T

Amplified telecommunication system for wavelength-division multiplexing transmissions.

Abstract

The invention relates to a comprising a communication system thereof and optical amplifier, especially suitable for the wavelength division multiplexing system, and in a condition in digital signals of feed-in connecting, a doping is combined in said optical core and all in the predetermined wavelength section obtain the high signal/noise ratio.

Term

No projected expiry on record.

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

37 members in 22 offices

This recordMember, by publication datePriority claim12 more offices are in the list below

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Priority claims
DocumentOfficeKindDate
MI940712ItalyA

Members37

Family members, oldest first
DocumentOfficeKind
ITMI940712D0ItalyD0
NO951446D0NorwayD0
HU9501071D0HungaryD0
ITMI940712A1ItalyA1
CA2147035A1CanadaA1
FI951813AFinlandA
NO951446LNorwayL
PL308104A1PolandA1
EP0677902A1European Patent Office (EPO)A1
AU1620095AAustraliaA
SK49795A3SlovakiaA3
BR9501362ABrazilA
CN1113622AChinaA
KR950035162ARepublic of KoreaA
JPH0846592AJapanA
CZ93995A3CzechiaA3
PE26096A1PeruA1
HUT73075AHungaryA
RU95105451ARussian FederationA
TW301087BTaiwan Province of ChinaB
IT1270032BItalyB
US5748364AUnited States of AmericaA
AU691570B2AustraliaB2
NZ270854ANew ZealandA
US5808787AUnited States of AmericaA
HU216228BHungaryB
PL177262B1PolandB1
PL177566B1PolandB1
RU2146853C1Russian FederationC1
CN1084098CChinaC
EP0677902B1European Patent Office (EPO)B1
AT220482TThis recordAustriaT
ATE220482T1AustriaT1
DE69527325D1GermanyD1
DE69527325T2GermanyT2
CA2147035CCanadaC
MY130572AMalaysiaA