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Extract from the Register of European Patents

EP About this file: EP3584959

EP3584959 - METHODS AND APPARATUS FOR DETECTING AND COMPENSATING BANDWIDTH LIMITATION AND MODULATION NONLINEARITY OF A COHERENT OPTICAL TRANSPONDER [Right-click to bookmark this link]
StatusThe patent has been granted
Status updated on  06.10.2023
Database last updated on 05.07.2024
FormerGrant of patent is intended
Status updated on  01.06.2023
FormerExamination is in progress
Status updated on  16.07.2021
FormerRequest for examination was made
Status updated on  03.04.2020
FormerThe application has been published
Status updated on  22.11.2019
Most recent event   Tooltip24.05.2024Lapse of the patent in a contracting state
New state(s): LV		published on 26.06.2024  [2024/26]
Applicant(s)For all designated states
Juniper Networks, Inc.
1133 Innovation Way
Sunnyvale, CA 94089 / US
[2019/52]
Inventor(s)01 / WANG, Qiang
2611 San Carlos Ave
San Carlos, CA 94070 / US
02 / YUE, Yang
1349 Highland Ct
Milpitas, CA 95035 / US
 [2019/52]
Representative(s)D Young & Co LLP
3 Noble Street
London EC2V 7BQ / GB
[N/P]
Former [2019/52]D Young & Co LLP
120 Holborn
London EC1N 2DY / GB
Application number, filing date19165649.527.03.2019
[2019/52]
Priority number, dateUS20181600871314.06.2018         Original published format: US201816008713
[2019/52]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3584959
Date:25.12.2019
Language:EN
[2019/52]
Type: B1 Patent specification 
No.:EP3584959
Date:08.11.2023
Language:EN
[2023/45]
Search report(s)(Supplementary) European search report - dispatched on:EP25.11.2019
ClassificationIPC:H04B10/61, H04B10/50, H04B10/532
[2019/52]
CPC:
H04B10/613 (EP); H04B10/616 (US); H04B10/073 (US);
H04B10/07955 (US); H04B10/5057 (EP); H04B10/532 (EP);
H04B10/548 (CN); H04B10/5561 (CN); H04B10/564 (CN);
H04L27/34 (CN) (-)
Designated contracting statesAL,   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 [2020/19]
Former [2019/52]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 
TitleGerman:VERFAHREN UND VORRICHTUNG ZUM ERFASSEN UND KOMPENSIEREN DER BANDBREITENBEGRENZUNG UND MODULATIONSNICHTLINEARITÄT EINES KOHÄRENTEN OPTISCHEN TRANSPONDERS[2019/52]
English:METHODS AND APPARATUS FOR DETECTING AND COMPENSATING BANDWIDTH LIMITATION AND MODULATION NONLINEARITY OF A COHERENT OPTICAL TRANSPONDER[2019/52]
French:PROCÉDÉS ET APPAREIL DE DÉTECTION ET DE COMPENSATION DE LA LIMITATION DE BANDE PASSANTE ET DE LA NON-LINÉARITÉ DE MODULATION D'UN TRANSPONDEUR OPTIQUE COHÉRENT[2019/52]
Examination procedure31.03.2020Examination requested  [2020/19]
31.03.2020Date on which the examining division has become responsible
25.06.2020Amendment by applicant (claims and/or description)
16.07.2021Despatch of a communication from the examining division (Time limit: M04)
15.11.2021Reply to a communication from the examining division
02.06.2023Communication of intention to grant the patent
02.10.2023Fee for grant paid
02.10.2023Fee for publishing/printing paid
02.10.2023Receipt of the translation of the claim(s)
Divisional application(s)EP23195743.2  / EP4283887
Fees paidRenewal fee
23.03.2021Renewal fee patent year 03
23.03.2022Renewal fee patent year 04
21.03.2023Renewal fee patent year 05
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Patent Court		 See the Register of the Unified Patent Court for opt-out data
Responsibility for the accuracy, completeness or quality of the data displayed under the link provided lies entirely with the Unified Patent Court.
Lapses during opposition  TooltipAT08.11.2023
ES08.11.2023
HR08.11.2023
LT08.11.2023
LV08.11.2023
NL08.11.2023
PL08.11.2023
RS08.11.2023
SE08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
[2024/26]
Former [2024/25]AT08.11.2023
ES08.11.2023
HR08.11.2023
LT08.11.2023
NL08.11.2023
PL08.11.2023
RS08.11.2023
SE08.11.2023
BG08.02.2024
NO08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/23]AT08.11.2023
ES08.11.2023
LT08.11.2023
NL08.11.2023
BG08.02.2024
GR09.02.2024
IS08.03.2024
PT08.03.2024
Former [2024/21]LT08.11.2023
NL08.11.2023
BG08.02.2024
GR09.02.2024
IS08.03.2024
Former [2024/20]GR09.02.2024
IS08.03.2024
Documents cited:Search[A]EP3012984  (ADVA OPTICAL NETWORKING SE [DE]) [A] 1-15 * paragraph [0005] - paragraph [0008] * * paragraphs [0035] , [0039]; figure 13 *;
 [A]WO2017106057  (FINISAR CORP [US]) [A] 1-15 * paragraph [0027] - paragraph [0035] *;
 [A]US9979472  (WANG QIANG [US], et al) [A] 1-15 * column 4, line 10 - line 32 * * column 15, line 23 - line 39; figure 9 *;
 [XP]  - WANG QIANG ET AL, "Detection and Compensation of Bandwidth Limitation and Modulation Nonlinearity in Coherent IQ Transmitter", 2018 EUROPEAN CONFERENCE ON OPTICAL COMMUNICATION (ECOC), IEEE, (20180923), doi:10.1109/ECOC.2018.8535158, pages 1 - 3, XP033447450 [XP] 1-15 * the whole document *

DOI:   http://dx.doi.org/10.1109/ECOC.2018.8535158
 [A]  - KHANNA GINNI ET AL, "A Robust Adaptive Pre-Distortion Method for Optical Communication Transmitters", IEEE PHOTONICS TECHNOLOGY LETTERS, IEEE SERVICE CENTER, PISCATAWAY, NJ, US, vol. 28, no. 7, doi:10.1109/LPT.2015.2509158, ISSN 1041-1135, (20160401), pages 752 - 755, (20160224), XP011600487 [A] 1-15 * the whole document *

DOI:   http://dx.doi.org/10.1109/LPT.2015.2509158
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