Method of handling machine-coded instruction words and data processor for carrying out the method
CA 1232075 A · Owner: N.V.Philips'Gloeilampenfabrieken · Inventors: Slavenburg, Gerrit A.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
29, ABSTRACT:, The invention relates to a method of processing machine-coded instruction words. The instruction words each time comprise an opcode part and a descriptor part. The collection of opcode parts is subdivided into two classes. A first class comprises normal opcode parts which are processed in known manner while a second class com-, prises virtual opcode parts which are processed in a particular manner. This particular manner implies inter alia that the instantaneous program counter position is temporarily stored in a supplementary program counter register and that the memory address of an interpreting series of instructions is determined. The descriptor part of an instruction …
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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 January 26, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 26, 2005.
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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.