A method for reporting events relating to objects of a network element manageable by a network management device, using a network management protocol, and devices, a network, and computer-readable storage medium storing control logic, that operate in accordance with the method. This system comprises N\xd7M second electromagnetic coupling coils, each being connected to a respective first coil and wound around a distinct core from that of the respective first coil. Inside of the ink cartridge, a preventive member is vertically provided. The crossbeams are fixed longitudinally on the upper rails by formfitting fasteners, and a seat pan is fastened to the crossbeams. The reception apparatus utilizes a coefficient matrix prepared in advance to perform exclusive OR operation to restore the lost base data and produces reception data corresponding to the original transmission data. Important applications are POS-tagging, Automatic Term Encoding, Headword Detection and Information Retrieval.