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Paging system lata switch

  • US 4,868,558 A
  • Filed: 02/22/1988
  • Issued: 09/19/1989
  • Est. Priority Date: 02/22/1988
  • Status: Expired due to Term
First Claim
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1. A lata switch, for use in a paging network having a plurality of switches located in separate geographic locations with the switches including at least one hub switch, at least one lata switch with each lata switch being under the jurisdiction of a hub switch and at least one local switch with each local switch being under the jurisdiction of a lata switch and coupled to a local paging service, comprising:

  • (a) means for receiving packets with each packet containing a variable number of pages from the at least one local switch under the jurisdiction of the lata switch and from the hub switch having jurisdiction over the lata switch with each packet having the lata switch as an area destination within the network and including at least one page with each page having a switch as an area destination in the network determined by a local switch originating the page of where the page is to be transmitted in the network for broadcast and for disassembling each of the packets into at least one individual page;

    (b) a memory having a plurality of storage areas comprised of at least one outbound local storage area with each local storage area respectively corresponding to different local switch under the jurisdiction of the lata switch and an outbound hub storage area which corresponds to the hub switch having jurisdiction over the lata switch;

    (c) means for receiving pages stored in the local switch and hub switch storage areas of the memory, forming each page into a packet with each packet having an area destination in the network corresponding to the storage area from which the page was received from the memory which was formed into the packet with each packet having a variable number of pages and an area destination in the network and periodically transmitting each packet to a local switch or to the hub switch corresponding to the area destination of the packet; and

    (d) processing means, coupled to the means for receiving packets and the means for receiving pages stored in the local switch and hub switch storage areas, for determining the area destination in the network of each disassembled page, causing the storage of each page to be broadcast within a geographic area within which the lata switch is located within at least one outbound local storage area and each page not to be broadcast within the geographic area within which the lata switch is located in the outbound hub storage area and periodically outputting any pages stored in each storage area to the means for receiving pages stored in the local switch and hub switch areas.

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