Down converter and demodulator using a three port junction
CA 2306072 A1 · Owner: Abe, Masayoshi · Inventors: Krupezevic, Dragan; Dolle, Thomas; Brankovic, Veselin
Overview
Its claims, description and drawings are in the Canadian Patents Database.
Open the CIPO recordAbstract From the Canadian patent
A down convener for RF signals comprises one three port junction (7) having one input, port six for modulated digital RF signals and two output ports (8 9). The , output ports, (8, 9) are respectively connected to a power sensor (10 11). The three port , junction (7), comprises a power sputter (16) dividing the signal supply to the input terminal (6) of, the two branches, processing means (17 18, 19, 21, 22, 23, 24) for processing one of, the branches and a four port junction device (20) for combining the two branches and, for generating two output signals to be supplied to the output terminals (8 9) of the, three port junction (7). The processing means can comprise a delay unit (18) …
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
- Filed April 14, 2000. No grant is recorded for it in Canada; had it been granted, its 20-year term would have ended April 14, 2020.
- A certificate of supplementary protection adds at most two years for a drug, so even that would have ended by April 14, 2022.
- 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.