Homodyne interconnections of integrated circuits
CA 1280170 C · Owner: British Telecommunications Public Limited Company · Inventors: Stanley, Ian W.
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
An optical interconnection system for integrated circuits has an optical source that is split into at least two parts. One part is modulated and the other part is transmitted to a detector and input on the local oscillator signal in homodyne detection. A single source may be split many ways to provide a plurality of beams for modulating and a plurality of local oscillator inputs to separate detectors. Both inter and intra water connections are described.
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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 February 12, 1991. A Canadian patent filed before October 1, 1989 lasted 17 years from grant, so its term ended February 12, 2008.
- 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.