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Expired Canadian patentCanada

Process and apparatus for translating the sampling rate of a sampled signal

CA 1186751 A · Owner: Studer, Willi · Inventors: Lagadec, Roger; Kunz, Henry O.

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Abstract From the Canadian patent

An input sampling sequence with an input sampling rate is translated into an output sampling sequence with a selectable output sampling rate in a sampling filter. A circuit for forming the time difference of the sampling points forms from the given input sampling rate and the desired output sampling rate a signal corresponding to the time difference and this is used in a translation circuit for converting into data for characterizing the filter coefficients. The sampling filter is conditioned by the selected coefficients from the translation circuit. The invention is suitable for the transmission of sampled data particularly, sampled rates between two systems operating at different clock …

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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 May 7, 1985. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended May 7, 2002.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledNovember 24, 1981
GrantedMay 7, 1985
Term endedMay 7, 2002
Patent numberCA 1186751 A
Classification (IPC)H03H17/06

Timeline

Timeline From CIPO dates

1982198519881991199419972000Application filedNov 24, 1981Patent grantedMay 7, 1985Term endedMay 7, 2002

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Everything on this page comes from the CIPO record linked above. Contains information licensed under the Open Government Licence – Canada.