Branch protection negater circuit
A technology of protection switching and branch circuit, applied in the direction of electrical components, data exchange network, multiplexing communication, etc., can solve the problems of difficult product realization, difficult wiring, increased cost of single board and backplane, etc., to improve the quality of signal transmission , to ensure the integrity, product easy effect
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[0031] Further elaboration below in conjunction with accompanying drawing and embodiment:
[0032] In order to realize the higher-speed signal circuit and the branch protection switching function of the distributed system, and ensure the integrity of signal transmission, the embodiments of the present invention provide three solutions:
[0033] Figure 6 It is a block diagram of a branch switching protection circuit according to an embodiment of the present invention. The branch protection switching (TPS) circuit includes an interface board and a backplane part, two impedance matching networks, a working board and a protection board, an interface board and a backplane The board part is respectively connected with the working board and the protection board through the connector. After the drive terminal on the interface board and the back board part or the external user signal is bifurcated, it is respectively connected with the first end of the selection switch on the working bo...
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