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SELF-TEST APPARATUS FOR FACSIMILE GRAPHIC COMMUNICATION SYSTEM

  • US 3,598,910 A
  • Filed: 06/17/1968
  • Issued: 08/10/1971
  • Est. Priority Date: 06/17/1968
  • Status: Expired due to Term
First Claim
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1. In a graphic communication system comprising a facsimile transceiver for transmitting and receiving video signals representative of information on a document or the like, the method of self-testing said facsimile transceiver comprising the steps of simultaneously enabling both the transmit and receive capabilities of said transceiver, detecting a predetermined pattern on a test document, and printing said predetermined pattern on said test document, whereby the quality of said printed predetermined pattern is an indication of the quality of operation of said transmit and receive capabilities of said transceiver.

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