Zero power high speed configuration memory
CA 2278615 A1 · Owner: Pathak, Saroj · Inventors: Pathak, Saroj; Rosendale, Glen A.; Payne, James E.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A serial configuration memory device (100) comprises an architecture wherein the reading out of data and the outputting (52) of the bitstream are performed in pipeline fashion. As a result, the device is capable of outputting a bitstream based solely on the frequency of an externally provided clock and , is not limited by the slower operating speed of the sense amp circuitry. A caching scheme (34 and 44) is provided which allows the first byte to be preloaded during a reset cycle so that the device can immediately begin outputting the bitstream as soon as the reset cycle completes. In a preferred embodiment of the invention, the bitstream consists of serially accessed 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
- Filed November 19, 1998. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended November 19, 2018.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by November 19, 2020.
- 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
Timeline From CIPO dates
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.