Clock distribution circuit using adjustable phase control and voltage converter including the same
US-11082050-B2 · Aug 3, 2021 · US
RC networks, e.g. filters
RC networks, e.g. filters · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03H1/02 |
| Official title | RC networks, e.g. filters |
| Display label | RC networks, e.g. filters |
| Total patents | 87 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 3 |
| 2016 | 11 |
| 2017 | 8 |
| 2018 | 13 |
| 2019 | 11 |
| 2020 | 13 |
| 2021 | 7 |
| 2022 | 7 |
| 2023 | 4 |
| 2024 | 3 |
| 2025 | 6 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Wire-bond transmission line RC circuit
US-10879865-B2 · Dec 29, 2020 · US
Electrostatic discharge clamp topology
US-2020395935-A1 · Dec 17, 2020 · US
Otp programmable microphone assembly
US-2020344538-A1 · Oct 29, 2020 · US
Dual-mode filtering actuator driver apparatus, systems and methods
US-10812034-B2 · Oct 20, 2020 · US
Feed-forward filtering device and associated method
US-10756933-B2 · Aug 25, 2020 · US
Resonator and resonating method
US-10714982-B2 · Jul 14, 2020 · US
Virtual Inductors Using Ferroelectric Capacitance and the Fabrication Method Thereof
US-2020204139-A1 · Jun 25, 2020 · US
Transmission line bias resistor
US-10673110-B2 · Jun 2, 2020 · US
Single capacitor functioning as an RC filter
US-10607986-B2 · Mar 31, 2020 · US
Wide range compensation of low frequency response passive probe
US-10585118-B2 · Mar 10, 2020 · US
Resonator and resonating method
US-2020052529-A1 · Feb 13, 2020 · US
Dual-mode filtering actuator driver apparatus, systems and methods
US-2020014357-A1 · Jan 9, 2020 · US
Process-invariant delay cell
US-2020007105-A1 · Jan 2, 2020 · US
Resonator and resonating method
US-10505395-B2 · Dec 10, 2019 · US
Noise filter
US-2019372542-A1 · Dec 5, 2019 · US
Parallel RC circuit equalizers
US-10476465-B2 · Nov 12, 2019 · US
Mitigating power noise using a current supply
US-10461715-B1 · Oct 29, 2019 · US
Techniques for configurable ADC front-end RC filter
US-10461770-B2 · Oct 29, 2019 · US
Dual-mode filtering actuator driver apparatus, systems and methods
US-10418961-B2 · Sep 17, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03H1/02?
- CPC H03H1/02 is the Cooperative Patent Classification code for “RC networks, e.g. filters.”
- How many patents are filed under CPC H03H1/02 (RC networks, e.g. filters)?
- Our database includes 87 publications tagged with this CPC code.
- Is patent activity under CPC H03H1/02 growing?
- Publication counts under this code: 3 in 2024 vs 6 in 2025 (latest complete years).