Real time data transformation and transmission overlapping device
CA 1231460 A · Owner: International Business Machines Corporation · Inventors: Aakre, David E.; Hoffman, Roy L.; Schmierer, Quentin G.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A real time data transformation and transmission apparatus transforms data from a first data device and transfers the transformed data to a second data device which need not have a data transfer rate consistent with the first data device. Data from the first data device is divided into blocks and is compressed by a compression device and written into a buffer. A controller controls the buffer to transmit compressed data to the second data device as a function of the data receiving rate of the second data medium provided that the buffer contains a predetermined amount of data. While the buffer is transmitting data the compressor is compressing, further blocks of data which are being written …
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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 12, 1988. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended January 12, 2005.
- 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.