Down-conversion mixer
US-11533021-B1 · Dec 20, 2022 · US
by converting the oscillations into two quadrature related signals (H03D3/245 takes precedence)
by converting the oscillations into two quadrature related signals (H03D3/245 takes 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 | H03D3/007 |
| Official title | {by converting the oscillations into two quadrature related signals (H03D3/245 takes precedence)} |
| Display label | by converting the oscillations into two quadrature related signals (H03D3/245 takes precedence) |
| Total patents | 72 |
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 | 9 |
| 2016 | 11 |
| 2017 | 8 |
| 2018 | 3 |
| 2019 | 10 |
| 2020 | 6 |
| 2021 | 9 |
| 2022 | 6 |
| 2023 | 3 |
| 2024 | 1 |
| 2025 | 3 |
| 2026 | 3 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Phase calibration with half-rate clock for injection-locking oscillators
US-11405043-B1 · Aug 2, 2022 · US
Wide-area sensing of amplitude modulated signals
US-11375146-B2 · Jun 28, 2022 · US
Wide-Area Sensing of Amplitude Modulated Signals
US-2022166516-A1 · May 26, 2022 · US
Non-quadrature local oscillator mixing and multi-decade coverage
US-11177818-B2 · Nov 16, 2021 · US
Circuit for the multiplexing and read-out of variable-resistance sensor arrays
US-2021321053-A1 · Oct 14, 2021 · US
Discrete time superheterodyne mixer
US-11108420-B2 · Aug 31, 2021 · US
Near field communication device and operating method of near field communication device
US-11070253-B2 · Jul 20, 2021 · US
Cooperative frequency-modulated continuous-waveform radar systems
US-11061126-B2 · Jul 13, 2021 · US
Near field communication device and operating method of near field communication device
US-2021159942-A1 · May 27, 2021 · US
Discrete time superheterodyne mixer
US-2021067187-A1 · Mar 4, 2021 · US
Discrete time superheterodyne mixer
US-10903867-B1 · Jan 26, 2021 · US
System and method for cancelling strong signals from combined weak and strong signals in communications systems
US-2021013914-A1 · Jan 14, 2021 · US
Signal cancellation system and method
US-10805130-B2 · Oct 13, 2020 · US
Cooperative Frequency-Modulated Continuous-Waveform Radar Systems
US-2020309933-A1 · Oct 1, 2020 · US
Flow detection with quadrature demodulation
US-10727787-B2 · Jul 28, 2020 · US
Wideband polar receiver architecture and signal processing methods
US-10720931-B2 · Jul 21, 2020 · US
Lock-in amplifier, integrated circuit and portable measurement device including the same
US-10698013-B2 · Jun 30, 2020 · US
Non-quadrature local oscillator mixing and multi-decade coverage
US-2020067517-A1 · Feb 27, 2020 · US
Radio receiver and intermediate frequency signal generation method
US-10505569-B2 · Dec 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03D3/007?
- CPC H03D3/007 is the Cooperative Patent Classification code for “by converting the oscillations into two quadrature related signals (H03D3/245 takes precedence).”
- How many patents are filed under CPC H03D3/007 (by converting the oscillations into two quadrature related signals (H03D3/245 takes precedence))?
- Our database includes 72 publications tagged with this CPC code.
- Is patent activity under CPC H03D3/007 growing?
- Publication counts under this code: 1 in 2024 vs 3 in 2025 (latest complete years).