Photonics based tunable multiband microwave filter
US-10547280-B2 · Jan 28, 2020 · US
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comprising optical fibre network elements (optical elements per se G02B, G02F; transmission systems using light waves H04B10/00)
comprising optical fibre network elements (optical elements per se G02B, G02F; transmission systems using light waves H04B10/00) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03H2/003 |
| Official title | {comprising optical fibre network elements (optical elements per se G02B, G02F; transmission systems using light waves H04B10/00)} |
| Display label | comprising optical fibre network elements (optical elements per se G02B, G02F; transmission systems using light waves H04B10/00) |
| Total patents | 9 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity appears stable based on the most recent years.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2018 | 2 |
| 2020 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Continuously tunable and highly reconfigurable multiband RF filter
US-10541661-B2 · Jan 21, 2020 · US
Photonics based tunable multiband microwave filter
US-2018062603-A1 · Mar 1, 2018 · US
Continuously tunable and highly reconfigurable multiband rf filter
US-2018054175-A1 · Feb 22, 2018 · US
Tunable RF filter device using optical waveguide paths with splitter and combiner pairs and related methods
US-9116366-B2 · Aug 25, 2015 · US
Tunable rf filter device using optical waveguide paths with splitter and combiner pairs and related methods
US-2015125108-A1 · May 7, 2015 · US
Tunable RF filter device using optical waveguides with dispersion slopes of opposite signs and related methods
US-9002143-B2 · Apr 7, 2015 · US
Tunable RF filter device using optical waveguide paths with splitter and combiner pairs and related methods
US-8971671-B2 · Mar 3, 2015 · US
Tunable rf filter device using optical waveguides with dispersion slopes of opposite signs and related methods
US-2015036966-A1 · Feb 5, 2015 · US