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System for remote diagnosis of image forming apparatuses, including intelligent communications control for data therefrom

  • US 5,512,979 A
  • Filed: 07/25/1994
  • Issued: 04/30/1996
  • Est. Priority Date: 07/26/1993
  • Status: Expired due to Term
First Claim
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1. A remote diagnosis apparatus for providing centralized control over data, the apparatus comprising:

  • a) a communication line for carrying the data;

    b) an image forming apparatus;

    c) a communication controller connected to said image forming apparatus, for storing particular data sent from said image forming apparatus and for executing communication control for the particular data, said communication controller including;

    1) a counter for counting times of recalling; and

    2) a controller for sending a call again when the particular data can not be transmitted, and for setting said counter to a particular counting number when said controller receives new data to be transmitted while waiting for an opportunity for sending a call again; and

    d) a data controller, connected via said communication line to said communication controller, for inputting and controlling data stored in said communication controller.

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