Oscillator circuitry for isolated systems
US-2026039248-A1 · Feb 5, 2026 · US
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Modulators in which amplitude of carrier component in output is dependent upon strength of modulating signal, e.g. no carrier output when no modulating signal is present (H03C1/28 - H03C1/34, H03C1/46, H03C1/48 take precedence)
Modulators in which amplitude of carrier component in output is dependent upon strength of modulating signal, e.g. no carrier output when no modulating signal is present (H03C1/28 - H03C1/34, H03C1/46, H03C1/48 take precedence) · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03C1/62 |
| Official title | Modulators in which amplitude of carrier component in output is dependent upon strength of modulating signal, e.g. no carrier output when no modulating signal is present (H03C1/28 - H03C1/34, H03C1/46, H03C1/48 take precedence) |
| Display label | Modulators in which amplitude of carrier component in output is dependent upon strength of modulating signal, e.g. no carrier output when no modulating signal is present (H03C1/28 - H03C1/34, H03C1/46, H03C1/48 take precedence) |
| Total patents | 23 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is growing.
| Year | Patents |
|---|---|
| 2015 | 2 |
| 2016 | 1 |
| 2018 | 1 |
| 2019 | 1 |
| 2020 | 1 |
| 2021 | 4 |
| 2022 | 5 |
| 2023 | 5 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Isolation communications channel using direct demodulation and data-edge encoding
US-2025247066-A1 · Jul 31, 2025 · US
Isolation communications channel using direct demodulation and data-edge encoding
US-12218645-B2 · Feb 4, 2025 · US
Isolation communications channel using direct demodulation and data-edge encoding
US-2023402984-A1 · Dec 14, 2023 · US
Timing calibration technique for radio frequency digital-to-analog converter
US-11791832-B2 · Oct 17, 2023 · US
Timing CalibrationTechnique For Radio Frequency Digital-To-Analog Converter
US-2023231566-A1 · Jul 20, 2023 · US
Isolation communications channel using direct demodulation and data-edge encoding
US-11689174-B2 · Jun 27, 2023 · US
Capacitively-coupled stacked class-d oscillators for galvanic isolation
US-11621670-B1 · Apr 4, 2023 · US
OOK modulation device
US-11539560-B2 · Dec 27, 2022 · US
Isolation communications channel using direct demodulation and data-edge encoding
US-2022385258-A1 · Dec 1, 2022 · US
Device and method for a wireless transmitter
US-11444591-B2 · Sep 13, 2022 · US
Device for phase and/or amplitude modulation
US-11316503-B2 · Apr 26, 2022 · US
Ook modulation device
US-2022109591-A1 · Apr 7, 2022 · US
Oscillator device
US-10992260-B2 · Apr 27, 2021 · US
Device for phase and/or amplitude modulation
US-2021091758-A1 · Mar 25, 2021 · US
Oscillator device
US-2021036657-A1 · Feb 4, 2021 · US
Device and method for a wireless transmitter
US-2021006215-A1 · Jan 7, 2021 · US
Transmitter and microwave power transmission system
US-10574094-B2 · Feb 25, 2020 · US
Modulator and modulation method
US-2019103838-A1 · Apr 4, 2019 · US
Transmitter and microwave power transmission system
US-2018301945-A1 · Oct 18, 2018 · US