Network port transformer adopting electronic circuit structure to replace magnetic core coil

Abstract

The invention provides a network port transformer adopting an electronic circuit structure to replace a magnetic core coil. The network port transformer comprises a coupling module, a filtering module and a protecting module; the coupling module is used for carrying out bidirectional coupling on high-speed network signals and isolating DC (Direct Current) signals; the coupling module adopts a capacitive coupling mode, the coupling module is provided with a plurality of groups of capacitive coupling units, and each capacitive coupling unit is respectively provided with a group of capacitance bodies; the filtering module is used for filtering high-frequency useless signals in the network signals; and the filtering module adopts a Bessel type stop band filter and / or a quasi Bessel type TRACE filtering structure. The network port transformer adopts the electronic circuit structure to achieve functions of coupling, filtration and protection of the transformer and completely replace a conventional magnetic core coil structure, and is a basic novel network port transformer which is suitable for automatic production and is low in labor cost, high in qualified rate of finished products and strong in competitiveness.

Description

technical field [0001] The invention relates to the field of communication equipment, in particular to a network port transformer which adopts an electronic circuit structure instead of a magnetic core coil, is suitable for automatic production, and has low labor costs, and belongs to a new type of basic electronic technology. Background technique [0002] Today is an era of highly developed communications, and the society has entered the network age, in which the improvement of network technology and the upgrading of network equipment play a pivotal role. [0003] During network transmission, a network port transformer is connected between the external network cable and the router or other internal electronic equipment. This transformer mainly realizes isolation coupling, filtering, and protection functions. The existing network port transformers generally have a traditional magnetic core coil structure, such as figure 1 , the process steps of this type of transformer are: ...

AI Technical Summary

Problems solved by technology

[0012] The purpose of the present invention is to solve the problems that the existing net port transformer adopts the traditional magnetic core coil structure, which requires a large number of manual winding coils in the production process, the labor cost is high, the product competitiveness is poor, and the quality is difficult to control. The structure replaces the network port transformer of the magnetic core coil. The network port transformer adopts the electronic circuit structure to realize the coupling, filtering and protection functions of the network port transformer, and completely replaces the traditional magnetic core coil structure. It is suitable for automatic production, low labor cost, A new type of network port transformer based on a high qualified rate of finished products and strong competitiveness

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