Patent Yard Sign in
Expired Canadian patentCanada

Frequency output generator

CA 1322575 C · Owner: The Babcock & Wilcox Company · Inventors: Zelonis, Gary L.; Blank, Nelson R.

CIPO record

Overview

Drawings and full text

Its claims, description and drawings are in the Canadian Patents Database.

Open the CIPO record

Abstract From the Canadian patent

A frequency generator which produces a series of output pulses proportional to the input pulse applied thereto is disclosed. An input signal is converted into digital signal having a word length which exceeds the capacity of the components within the generator. A microprocessor directs a portion of the word to a first latch and the remainder of the word to a second latch over a common bus, each latch and the bus having a capacity less than the total word length of the digital signal being transmitted. The output of the latches are connected to a plurality of rate multipliers connected in a cascade arrangement producing an output signal representative of the input signal. A programmable …

Read the whole patent

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 September 28, 1993. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended September 28, 2010.
  • We check Canadian rights only. A patent in its family in another country could still be in force: check its family on Google Patents.
FiledAugust 25, 1989
GrantedSeptember 28, 1993
Term endedSeptember 28, 2010
Patent numberCA 1322575 C
Classification (IPC)H02M5/04 +2 more

Timeline

Timeline From CIPO dates

1990199319961999200220052008Application filedAug 25, 1989Patent grantedSep 28, 1993Term endedSep 28, 2010

Sources & verification

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