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Local transfer arrangement for electronic private automatic branch exchange

  • US 3,963,873 A
  • Filed: 03/25/1975
  • Issued: 06/15/1976
  • Est. Priority Date: 03/25/1975
  • Status: Expired due to Term
First Claim
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1. In a private automatic branch exchange having a solid state switching matrix for connecting calling local stations to called local stations therethrough and including a common control for effecting said connections by a plurality of local junctors having a memory associated with said local junctors, a local transfer arrangement comprising:

  • holding circuit means, responsive to a local transfer indication from a transferring station connected to a transferred station by a first local junctor, for placing the transferred station in a holding status;

    forwarding circuit means, responsive to said local transfer indication, for forwarding said transferring station to a second local junctor while said transferred station is in said holding status;

    signaling circuit means, directed by said transferring station while connected to said second local junctor, for signaling a transferee station of an impending local transfer; and

    connecting circuit means, responsive to receipt of an impending local transfer signal by said transferee station, for effecting a connection between said transferred station and said transferee station.

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