Acoustic-optical imaging system
US-2020393362-A1 · Dec 17, 2020 · US
Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence)
Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence) · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G02F2/00 |
| Official title | Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence) |
| Display label | Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence) |
| Total patents | 117 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is rapidly declining.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 7 |
| 2017 | 8 |
| 2018 | 9 |
| 2019 | 10 |
| 2020 | 13 |
| 2021 | 15 |
| 2022 | 15 |
| 2023 | 12 |
| 2024 | 10 |
| 2025 | 3 |
| 2026 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optical receiver and coherent optical reception method
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Reflective Device And Display Apparatus
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Pluggable optical module and optical communication system
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Coherent optical imaging for detecting neural signatures and medical imaging applications using common-path coherent optical techniques
US-10667692-B2 · Jun 2, 2020 · US
Nanopatch antennas and related methods for tailoring the properties of optical materials and metasurfaces
US-10663631-B2 · May 26, 2020 · US
Optical parametric oscillator for generating an optical frequency comb
US-2020142277-A1 · May 7, 2020 · US
Optoelectronic modulator, photonic integrated circuit, and method
US-2020133034-A1 · Apr 30, 2020 · US
Pluggable optical module and optical communication system
US-10578802-B2 · Mar 3, 2020 · US
Demodulation of phase modulated signals using threshold detection
US-10571774-B2 · Feb 25, 2020 · US
Optical receiver and coherent optical reception method
US-2020059302-A1 · Feb 20, 2020 · US
Pluggable optical module and optical communication system
US-2020049905-A1 · Feb 13, 2020 · US
Polarization tracking device, optical receiving device, and polarization tracking method
US-10547380-B2 · Jan 28, 2020 · US
Strain Tuning Individual Quantum Dot Emission Frequencies with Local Phase Transitions
US-2019369420-A1 · Dec 5, 2019 · US
Coherent optical imaging for detecting neural signatures and medical imaging applications using holographic imaging techniques
US-10413186-B2 · Sep 17, 2019 · US
Demodulation of phase modulated signals using threshold detection
US-2019280780-A1 · Sep 12, 2019 · US
Dual-band photonic device and method for converting frequency
US-2019273562-A1 · Sep 5, 2019 · US
Monitoring an optical converter
US-10389439-B2 · Aug 20, 2019 · US
Optically excited phosphor display screens having coloring filtering pigments embedded in phosphor mixtures
US-10365407-B2 · Jul 30, 2019 · US
Method and signal generator for controlling an acousto-optical element, microscope with an arrangement comprising the signal generator and an acousto-optical element
US-2019196233-A1 · Jun 27, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G02F2/00?
- CPC G02F2/00 is the Cooperative Patent Classification code for “Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence).”
- How many patents are filed under CPC G02F2/00 (Demodulating light; Transferring the modulation of modulated light; Frequency-changing of light (G02F1/35 takes precedence))?
- Our database includes 117 publications tagged with this CPC code.
- Is patent activity under CPC G02F2/00 growing?
- Publication counts under this code: 10 in 2024 vs 3 in 2025 (latest complete years).