20100061387 | NETWORK SIGNAL AUTO SWITCHING DEVICE THAT PREVENTS INTERRUPTION OF WAN SIGNAL - For installation in an electronic apparatus, for example, computer, a network signal auto switching device is disclosed having a circuit module that has a plurality of signal I/O ports, transformers and an automatic switch device, the automatic switch device having a plurality of signal directioning components respectively electrically connected to the signal I/O ports and a switch operable to control close/open circuit status of the signal directioning components such that a user can control signal transmission from one first signal I/O port to a second signal I/O port directly for output. | 03-11-2010 |