(19)
(11) EP 3 711 196 B8

(12) CORRECTED EUROPEAN PATENT SPECIFICATION
Note: Bibliography reflects the latest situation

(15) Correction information:
Corrected version no 1 (W1 B1)

(48) Corrigendum issued on:
31.07.2024 Bulletin 2024/31

(45) Mention of the grant of the patent:
28.02.2024 Bulletin 2024/09

(21) Application number: 18804101.6

(22) Date of filing: 13.11.2018
(51) International Patent Classification (IPC): 
H04B 10/077(2013.01)
H04B 10/291(2013.01)
 H04B 10/2537(2013.01)
(52) Cooperative Patent Classification (CPC):
H04B 10/077; H04B 10/2537; H04B 10/2916
(86) International application number:
PCT/GB2018/053270
(87) International publication number:
WO 2019/092448 (16.05.2019 Gazette 2019/20)

(54)

INTEGRATED SIGNAL LOSS DETECTION IN RAMAN AMPLIFIED FIBER SPANS OR OTHER FIBER SPANS

INTEGRIERTE SIGNALVERLUSTDETEKTION IN RAMAN-VERSTÄRKTEN FASERÜBERBRÜCKUNGEN ODER ANDEREN FASERÜBERBRÜCKUNGEN

DÉTECTION DE PERTE DE SIGNAL INTÉGRÉ DANS DES LONGUEURS DE FIBRE À AMPLIFICATION RAMAN OU D'AUTRES LONGUEURS DE FIBRE

(84) Designated Contracting States:
AL AT BE BG CH CY CZ DE DK EE ES FI FR GB GR HR HU IE IS IT LI LT LU LV MC MK MT NL NO PL PT RO RS SE SI SK SM TR

(30) Priority: 13.11.2017 US 201715810387

(43) Date of publication of application:
23.09.2020 Bulletin 2020/39

(73) Proprietor: Neptune Subsea IP Limited
London, Greater London W1S 1FS (GB)

(72) Inventor:
  • PELOUCH, Wayne S.
    Allen Texas 75013 (US)

(74) Representative: Barker Brettell LLP 
100 Hagley Road Edgbaston
Birmingham B16 8QQ
Birmingham B16 8QQ (GB)


(56) References cited: : 
EP-A1- 1 916 565
US-A1- 2006 119 931
US-A1- 2015 208 146
 US-A1- 2004 047 628
US-A1- 2010 260 212
   
       
    Note: Within nine months from the publication of the mention of the grant of the European patent, any person may give notice to the European Patent Office of opposition to the European patent granted. Notice of opposition shall be filed in a written reasoned statement. It shall not be deemed to have been filed until the opposition fee has been paid. (Art. 99(1) European Patent Convention).