ChangeBridge: EPO Bulletin - Power Supply (H02J)

EPO Patent Publication EP4712269A1: Multi-antenna and Power Receiving Device

The European Patent Office has published patent application EP4712269A1 for a multi-antenna and power receiving device, filed by Aeterlink Corp. The patent describes a specific antenna element configuration designed to improve power reception efficiency.

Cell Balancing Method and Battery System

The European Patent Office has published patent application EP4712296A1 for a cell balancing method and battery system developed by LG Energy Solution, Ltd. The invention details a method for managing battery cell balancing in low-power modes to optimize energy consumption and performance.

Parametric Curve Scanning Method for Photovoltaic String and Converter

The European Patent Office has published a patent application by Huawei Digital Power Technologies Co., Ltd. for a parametric curve scanning method for photovoltaic strings and converters. This method aims to efficiently determine if scanned curves are affected by light changes without requiring additional hardware.

EPO Patent Publication EP4712298A1: Charging Control Method

The European Patent Office has published patent application EP4712298A1 concerning a charging control method for devices, apparatus, vehicle devices, and vehicles. The patent, filed by Great Wall Motor Company Limited, details a method to prevent damage to proprietary protocol chips by ensuring proper power chip initialization before charging.

EPO Patent Publication: Battery Management System Voltage Estimation

The European Patent Office has published patent application EP4712300A1 concerning a battery management system (BMS) that estimates actual cell voltage by removing voltage errors caused by wiring resistors. This technology is developed by SAMSUNG SDI CO., LTD.