×

User-programmable paging system controller having priority-based, multiple input paging access capability for selectively activating one or more audio/visual paging output devices

  • US 5,740,235 A
  • Filed: 02/09/1994
  • Issued: 04/14/1998
  • Est. Priority Date: 02/09/1994
  • Status: Expired due to Fees
First Claim
Patent Images

1. A paging system control apparatus comprising:

  • a plurality of input ports to which paging access input signals from plural types of input devices are supplied;

    a plurality of output ports from which paging output signals may be supplied to plural types of paging output devices;

    an audio signal interface circuit coupled to selected ones of said input ports and being operative to condition audio paging signals for application to audio paging output devices coupled to selected ones of said plurality of output ports, and being operative to couple audio/tone signals to one of said plurality of input ports; and

    a processor-based control unit coupled to said audio signal interface circuit and selected ones of said input and output ports, and being operative to enable prescribed types of paging signals to be delivered to said output ports in accordance with paging access input signals supplied to said input ports, and further includinga plurality of user-programmable zone switch units, a respective user-programmable zone switch unit having an input/output port the function of which is user-programmable as either an input port or an output port, and whereina respective user-programmable zone switch unit has a plurality of switch contacts which are selectively connectable with respect to said input/output port so as to provide an input signal path to said control unit, or an output connectivity path for a paging output device, said output connectivity path being controllably effected in accordance with a control signal supplied from said control unit.

View all claims
  • 2 Assignments
Timeline View
Assignment View
    ×
    ×