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Five-Level Pv Inverter Based On A Multi-State Switching Cell - EP2959570

The patent EP2959570 was granted to Huawei on Feb 3, 2021. The application was originally filed on Jun 4, 2013 under application number EP13727136A. The patent is currently recorded with a legal status of "Granted And Under Opposition".

EP2959570

HUAWEI
Application Number
EP13727136A
Filing Date
Jun 4, 2013
Status
Granted And Under Opposition
Jan 1, 2021
Publication Date
Feb 3, 2021
External Links
Slate, Register, Google Patents

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SMA SOLAR TECHNOLOGYNov 3, 2021-WITHDRAWN

Patent Citations (9) New

Patent citations refer to prior patents cited during different phases such as opposition or international search.

Citation PhasePublication Number
INTERNATIONAL-SEARCH-REPORTEP2107672
INTERNATIONAL-SEARCH-REPORTEP2375552
INTERNATIONAL-SEARCH-REPORTUS2012092915
INTERNATIONAL-SEARCH-REPORTWO2011147117
OPPOSITIONCN102624266
OPPOSITIONEP2107672
OPPOSITIONEP2375552
OPPOSITIONUS2012092915
OPPOSITIONWO2011147117

Non-Patent Literature (NPL) Citations (11) New

NPL citations refer to non-patent references such as research papers, articles, or other publications cited during examination or opposition phases.

Citation PhaseReference Text
DESCRIPTION- A. NABAE; I. TAKAHASHI; H. AKAGI, "A new neutral-point-clamped PWM inverter", IEEE TRANS. IND. APPL., (198109), vol. IA-17, no. 5, pages 518 - 523, XP011213024
DESCRIPTION- G. V. T. BASCOPE; IVO BARBI, "Generation of a family of non-isolated DC-DC PWM converters using a three- state switching cell", IEEE 31TH ANNUAL POWER ELECTRONICS SPECIALISTS CONFERENCE, (20000618), vol. 2, pages 858 - 863, XP000987805
DESCRIPTION- M. CALAIS; V. AGELIDIS, "Multilevel converters for single-phase grid connected photovoltaic systems, an overview", PROC. ISIE, (1998), pages 172 - 178
DESCRIPTION- P. M. BHAGWAT; V. R. STEFANOVIC, "Generalized Structure of a Multilevel PWM Inverter", IEEE TRANS. IND. APPL., (198311), vol. IA-19, no. 6
OPPOSITION- Laka Aitor, Et Al, "Parallelization of Two Three-Phase Converters by Using Coupled Inductors Built on a Single Magnetic Core", Przeglad Elektrotechniczny, SIGMA-NOT, POLAND, (20130101), vol. 89, no. 3a, ISSN 0033-2097, pages 194 - 198, XP055860779
OPPOSITION- LEUENBERGER et al., "Comparison of a Soft Switched TCM T-Type Inverter to Hard Switched Inverters for a 3 Phase PV Grid Interface of a Soft Switched", EPE-PEMC 2012 ECCE Europe, (20120900), XP032311999
OPPOSITION- CACAU et al., "Five-Level T-Type Inverter Based on Multi-State Switching Cell", 10th IEEE /IAS International Conf. on Industry Applications, (20121100), XP032326278
OPPOSITION- BASCOPE et al., "Multi-state Commutation Cells to Increase Current Capacity of Multi-Level Inverters", IEEE 33rd International Telecommunications Energy Conference, (20111000), XP032071317
OPPOSITION- MATSUI et al., "Multi Level Modulations for Parallel Connected NPC-PWM Inverters", 2nd International Conf. on Power Electronics and Drive Systems, (19970500), XP010244614
OPPOSITION- NABAE et al., "A New Neutral-Point-Clamped PWM Inverter", IEEE Transactions on Industry Applications, (19810900), vol. IA-17, no. 5, doi:10.1109/TIA.1981.4503992, XP055548753
OPPOSITION- SCHWEIZER et al., "Design and Implementation of a Highly Efficient Three-Level T-Type Converter for Low-Voltage Applications", IEEE on Transactions Power Electronics, (20120600), vol. 28, no. 2, XP055537943

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