One-to-one line switching system

Details One-to-one line switching system One-to-one line switching system

G - Physics

06

F

344/24

G06F 11/20 (2006.01) H04B 1/74 (2006.01) H04Q 9/00 (2006.01)

Patent

CA 1325262

ONE-TO-ONE LINE SWITCHING SYSTEM ABSTRACT OF THE DISCLOSURE Disclosed is a one-to-one line switching system for switching between a hot line and a standby line in a one-to-one correspondence. To enable removal of a switching unit while in use, from a mother board for change over or repair, a pair of switching units (1 and 2 or 3 and 4) is provided at the transmitting part or at the receiving part, the earth element in one of the pair being connected to the other of the pair and the other of the pair being pulled up by a voltage, whereby when one of the pair in use is removed, the other of the pair can pass the input signal.

591683

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