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System for broadcasting facsimile signals

  • US 4,251,836 A
  • Filed: 06/01/1978
  • Issued: 02/17/1981
  • Est. Priority Date: 06/07/1977
  • Status: Expired due to Term
First Claim
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1. A system for the asynchronous broadcasting of facsimile data toward a plurality of telecopying reproduction means, the operational movement of a scanning head over a reproduced copy in said telecopying reproduction means being continuously synchronous, means in said telecopying reproduction means for developing a receiving time base responsive to the operation of said telecopier reproduction means, means for phase-locking system circuits in order to set into phase the coordination of said receiving time base developed responsive to operation of said telecopier reproduction means and a transmitting time base associated with said broadcast data, said system comprising a facsimile data receiver which contains a line point counter means governed by a clock signal coordinated with said receiving time base, said line point counter means being set into operation by a predetermined signal received with the facsimile data, said predetermined signal delivering the transmitting time base.

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