Signal processing apparatus and related transceiver circuit
US-2024014785-A1 · Jan 11, 2024 · US
using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 take precedence)
using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 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 | H03F1/3252 |
| Official title | {using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 take precedence)} |
| Display label | using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 take precedence) |
| Total patents | 110 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 9 |
| 2016 | 9 |
| 2017 | 7 |
| 2018 | 11 |
| 2019 | 9 |
| 2020 | 8 |
| 2021 | 10 |
| 2022 | 9 |
| 2023 | 9 |
| 2024 | 13 |
| 2025 | 12 |
| 2026 | 4 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Linearization of non-linear amplifiers
US-11211902-B2 · Dec 28, 2021 · US
Digital predistortion low power implementation
US-2021249997-A1 · Aug 12, 2021 · US
Linearization of non-linear amplifiers
US-2021083629-A1 · Mar 18, 2021 · US
Digital-to-analog conversion system
US-2021050870-A1 · Feb 18, 2021 · US
High-frequency amplifier circuitry and semiconductor device
US-10911007-B2 · Feb 2, 2021 · US
Crosstalk cancellation for digital predistortion feedback loop
US-2021013843-A1 · Jan 14, 2021 · US
Digital predistortion processing apparatus
US-10749485-B2 · Aug 18, 2020 · US
Crest factor reduction in cable communication systems
US-10727880-B1 · Jul 28, 2020 · US
Digital-to-analog conversion system
US-10715185-B1 · Jul 14, 2020 · US
Polyphase digital signal predistortion in radio transmitter
US-2020186103-A1 · Jun 11, 2020 · US
Apparatus and method for transmitting signal in wireless communication system
US-10644658-B2 · May 5, 2020 · US
Low complexity mimo digital pre-distortion
US-2020059256-A1 · Feb 20, 2020 · US
Wideband amplifier and methods of use
US-10541655-B2 · Jan 21, 2020 · US
High-frequency amplifier circuitry and semiconductor device
US-2020007094-A1 · Jan 2, 2020 · US
Signal processing arrangement for a transmitter
US-10516424-B2 · Dec 24, 2019 · US
Feedback in MISO systems
US-10498295-B2 · Dec 3, 2019 · US
Amplifier circuit for compensating an output signal from a circuit
US-10469034-B2 · Nov 5, 2019 · US
Least mean squares adaptation of a concurrent multi-band pre-distorter using overlapping spines
US-10447211-B2 · Oct 15, 2019 · US
Wideband amplifier and methods of use
US-2019238099-A1 · Aug 1, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03F1/3252?
- CPC H03F1/3252 is the Cooperative Patent Classification code for “using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 take precedence).”
- How many patents are filed under CPC H03F1/3252 (using multiple parallel paths between input and output (H03F1/3258, H03F1/3282, H03F1/3294 take precedence))?
- Our database includes 110 publications tagged with this CPC code.
- Is patent activity under CPC H03F1/3252 growing?
- Publication counts under this code: 13 in 2024 vs 12 in 2025 (latest complete years).