blank Quick help
blank Maintenance news

Scheduled maintenance

Regular maintenance outages:
between 05.00 and 05.15 hrs CET (Monday to Sunday).

Other outages
Availability

2022.02.11

More...
blank News flashes

News Flashes

New version of the European Patent Register – SPC proceedings information in the Unitary Patent Register.

2024-07-24

More...
blank Related links

Release notes
European Patent Register Assistant
European Patent Register Resource Book
European Patent Register – pocket guide
FAQ - European Patent Register
Federated Register (Flyer)
Global Dossier (Flyer)
Register events
Deep link coverage
Federated Register content
The Patent Information Tour
Fair use charter

Extract from the Register of European Patents

EP About this file: EP3817207

EP3817207 - DUAL ACTIVE BRIDGE SYSTEMS FOR RIPPLE CANCELATION [Right-click to bookmark this link]
StatusThe application has been withdrawn
Status updated on  18.10.2024
Database last updated on 02.11.2024
FormerExamination is in progress
Status updated on  16.09.2022
FormerRequest for examination was made
Status updated on  12.11.2021
FormerThe application has been published
Status updated on  03.04.2021
Most recent event   Tooltip18.10.2024Withdrawal of applicationpublished on 20.11.2024 [2024/47]
Applicant(s)For all designated states
Hamilton Sundstrand Corporation
Four Coliseum Centre
2730 West Tyvola Road
Charlotte, NC 28217-4578 / US
[2021/18]
Inventor(s)01 / HANSON, Michael J.
4335 Eaton Drive
Rockford, IL 61114 / US
 [2021/18]
Representative(s)Dehns
10 Old Bailey
London EC4M 7NG / GB
[N/P]
Former [2021/18]Dehns
St. Bride's House
10 Salisbury Square
London EC4Y 8JD / GB
Application number, filing date20205004.330.10.2020
[2021/18]
Priority number, dateUS20191667189701.11.2019         Original published format: US201916671897
[2021/18]
Filing languageEN
Procedural languageEN
PublicationType: A1 Application with search report 
No.:EP3817207
Date:05.05.2021
Language:EN
[2021/18]
Search report(s)(Supplementary) European search report - dispatched on:EP25.03.2021
ClassificationIPC:H02M1/14, H02M3/335, // H02M3/158, H02M1/32
[2021/18]
CPC:
H02M1/14 (EP); H02M1/143 (US); B64D41/00 (US);
H02M1/0043 (EP); H02M3/33573 (EP); H02M3/33576 (US);
H02M3/33584 (EP); B64D2221/00 (US); H02M1/32 (EP) (-)
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 [2021/50]
Former [2021/18]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 
Extension statesBANot yet paid
MENot yet paid
Validation statesKHNot yet paid
MANot yet paid
MDNot yet paid
TNNot yet paid
TitleGerman:DOPPELT AKTIVE BRÜCKENSYSTEME ZUR UNTERDRÜCKUNG VON WELLIGKEIT[2021/18]
English:DUAL ACTIVE BRIDGE SYSTEMS FOR RIPPLE CANCELATION[2021/18]
French:SYSTÈMES À DOUBLE PONT ACTIF POUR ANNULATION D'ONDULATION[2021/18]
Examination procedure05.11.2021Amendment by applicant (claims and/or description)
05.11.2021Examination requested  [2021/50]
05.11.2021Date on which the examining division has become responsible
15.09.2022Despatch of a communication from the examining division (Time limit: M04)
25.01.2023Reply to a communication from the examining division
14.10.2024Application withdrawn by applicant  [2024/47]
17.10.2024Date of oral proceedings
Fees paidRenewal fee
21.10.2022Renewal fee patent year 03
19.10.2023Renewal fee patent year 04
Opt-out from the exclusive  Tooltip
competence of the Unified
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.
Documents cited:Search[XI]US2013099581  (ZHOU HAIHUA [US], et al) [X] 1-7,11-15 * abstract * * figures 9, 10a * * paragraph [0064] * [I] 8-10;
 [XI]US10389166  (SAHOO ASHISH K [US], et al) [X] 1-7,11-15 * abstract * * figures 3-7 * * column 9, line 65 - column 10, line 3 * [I] 8-10;
 [XI]  - CHATTERJEE DHEEMAN ET AL, "HVDC collection system for offshore wind farm", IECON 2016 - 42ND ANNUAL CONFERENCE OF THE IEEE INDUSTRIAL ELECTRONICS SOCIETY, IEEE, (20161023), doi:10.1109/IECON.2016.7794107, pages 4145 - 4150, XP033034309 [X] 1-7,11-15 * abstract * * figure 4 * * page 4146 * [I] 8-10

DOI:   http://dx.doi.org/10.1109/IECON.2016.7794107
 [XI]  - SHA DESHANG ET AL, "Dynamic Response Improvements of Parallel-Connected Bidirectional DC-DC Converters for Electrical Drive Powered by Low-Voltage Battery Employing Optimized Feedforward Control", IEEE TRANSACTIONS ON POWER ELECTRONICS, INSTITUTE OF ELECTRICAL AND ELECTRONICS ENGINEERS, USA, vol. 32, no. 10, doi:10.1109/TPEL.2016.2637370, ISSN 0885-8993, (20171001), pages 7783 - 7794, (20170510), XP011649015 [X] 1-7,11-15 * abstract * * figure 2 * * Section I * [I] 8-10

DOI:   http://dx.doi.org/10.1109/TPEL.2016.2637370
 [XI]  - SHIVA S M ET AL, "A new phase shedding and phase adding control scheme for interleaved DAB converter operating in IPOP configuration", 2015 IEEE INTERNATIONAL TELECOMMUNICATIONS ENERGY CONFERENCE (INTELEC), IEEE, (20151018), doi:10.1109/INTLEC.2015.7572420, pages 1 - 6, XP032968696 [X] 1-7,11-15 * abstract * * figures 1-6 * * Sections II-III * [I] 8-10

DOI:   http://dx.doi.org/10.1109/INTLEC.2015.7572420
 [XI]  - GRZEJSZCZAK PIOTR ET AL, "Bidirectional modular DC/DC converter for directcurrent microgrids", 2017 PROGRESS IN APPLIED ELECTRICAL ENGINEERING (PAEE), IEEE, (20170625), doi:10.1109/PAEE.2017.8008985, pages 1 - 7, XP033141831 [X] 1-7,11-15 * abstract * * figures 2a, 3-8 * * Sections II-III * [I] 8-10

DOI:   http://dx.doi.org/10.1109/PAEE.2017.8008985
 [XI]  - WANG YUBIN ET AL, "Sensorless parameter estimation and current-sharing strategy in two-phase and multiphase IPOP DAB DC-DC converters", IET POWER ELECTRONICS, IET, UK, (20180529), vol. 11, no. 6, doi:10.1049/IET-PEL.2017.0860, ISSN 1755-4535, pages 1135 - 1142, XP006067354 [X] 1-7,11-15 * abstract * * figures 1-2 * * Section I * [I] 8-10

DOI:   http://dx.doi.org/10.1049/iet-pel.2017.0860
 [XI]  - SHA DESHANG ET AL, "Parallel-connected bidirectional current-fed dual active bridge DC-DC converters with decentralized control", 2016 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE), (20160918), doi:10.1109/ECCE.2016.7855329, ISBN 978-1-5090-0737-0, pages 1 - 7, XP055783202 [X] 1-7,11-15 * abstract * * figure 1 * * Section I * [I] 8-10

DOI:   http://dx.doi.org/10.1109/ECCE.2016.7855329
 [XI]  - SUCAMELI MATTEO, "Design and performance evaluation of a digitally controlled 1 kW three-phase interleaved ZVS converter for plug-in EV and HEV battery charger", 2015 IEEE APPLIED POWER ELECTRONICS CONFERENCE AND EXPOSITION (APEC), IEEE, (20150315), doi:10.1109/APEC.2015.7104794, pages 3101 - 3108, XP032775357 [X] 1-7,11-15 * abstract * * figures 1, 3-5 * * Sections I-III * [I] 8-10

DOI:   http://dx.doi.org/10.1109/APEC.2015.7104794
 [A]  - TARISCIOTTI LUCA ET AL, "Evaluation of isolated DC/DC converter topologies for future HVDC aerospace microgrids", 2017 IEEE ENERGY CONVERSION CONGRESS AND EXPOSITION (ECCE), IEEE, (20171001), doi:10.1109/ECCE.2017.8096437, pages 2238 - 2245, XP033247088 [A] 1-15 * abstract * * Section I *

DOI:   http://dx.doi.org/10.1109/ECCE.2017.8096437
The EPO accepts no responsibility for the accuracy of data originating from other authorities; in particular, it does not guarantee that it is complete, up to date or fit for specific purposes.