Method and apparatus to test address formulation in an advanced computer system
CA 1104261 A · Owner: Honeywell Information Systems Inc. · Inventors: Dahl, James N.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
In an advanced large scale data processing system employing partitioning, paging and segmentation techniques with a descriptor enforced access to storage areas, a method and apparatus for testing address formulation is disclosed. All fundamental steps in address preparation are preserved whether a single step formulation is possible, as when the page table words are present in associative memory, or a multiple step process is required as, when the page table words must be retrieved from main memory.
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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 June 30, 1981. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended June 30, 1998.
- We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
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.