Intelligent input-output interface control unit for input-output subsystem
CA 1112324 A · Owner: Burroughs Corporation · Inventors: Millers, Donald A. Ii; Cook, Darwen J.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An intelligent Input-Output Interface Control unit des-, ignated as a Line control Processor which serves as a cont-, rol channel for data-transfers between a main data processing system and a plurality of different peripheral devices. The Line Control Processor operates on a standard communications and control discipline which makes the eccentricities of various peripheral units transparent to the Main System. Once initiated the Line Control Processor can execute the data-transfer instructions within the overall system so as to relieve the central processor of involvement in these tasks. Message-block length data buffer memories are provided within the Line Control Processor to permit …
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Listed from its CIPO record in Patent Yard's archive of Canadian patents past their term. Its claims, description and drawings are in the CIPO record and on Google Patents, and the Claude kit works from them.
Why it's free to use
- Granted November 10, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended November 10, 1998.
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Timeline
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Sources & verification
Official CIPO records
Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.