Wireline receiver with improved timing and related margins
US-2025373284-A1 · Dec 4, 2025 · US
using phase shift, phase roll or frequency offset correction
using phase shift, phase roll or frequency offset correction · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H04B3/232 |
| Official title | {using phase shift, phase roll or frequency offset correction} |
| Display label | using phase shift, phase roll or frequency offset correction |
| Total patents | 58 |
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 | 4 |
| 2016 | 6 |
| 2017 | 7 |
| 2018 | 9 |
| 2019 | 8 |
| 2020 | 7 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 4 |
| 2024 | 2 |
| 2025 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Internal reflection cancellation for multi-port full duplex node and amplifier
US-2024340558-A1 · Oct 10, 2024 · US
Echo canceller training in full duplex networks
US-11876753-B2 · Jan 16, 2024 · US
Non-line-of-sight (NLOS) coverage for millimeter wave communication
US-11659409-B2 · May 23, 2023 · US
Transceiver
US-11652506-B2 · May 16, 2023 · US
Signal transceiver circuit, method of operating signal transmitting circuit, and method of setting delay circuit
US-11632229-B2 · Apr 18, 2023 · US
Transceiver
US-2023060378-A1 · Mar 2, 2023 · US
Echo canceller training in full duplex networks
US-2022393848-A1 · Dec 8, 2022 · US
Echo canceller training in full duplex networks
US-11394523-B2 · Jul 19, 2022 · US
Third order intermodulation distortion cancellation
US-11374615-B1 · Jun 28, 2022 · US
Signal transceiver circuit, method of operating signal transmitting circuit, and method of setting delay circuit
US-2022200778-A1 · Jun 23, 2022 · US
Non-line-of-sight (NLOS) coverage for millimeter wave communication
US-11109243-B2 · Aug 31, 2021 · US
Non-line-of-sight (nlos) coverage for millimeter wave communication
US-2021250782-A1 · Aug 12, 2021 · US
Echo canceller training in full duplex networks
US-2021160041-A1 · May 27, 2021 · US
Full duplex transmission arrangement
US-10985788-B2 · Apr 20, 2021 · US
Device and method for reducing the self interference signal in a full-duplex communication system
US-10917133-B2 · Feb 9, 2021 · US
Interlocking circuit and procedure for blocking a data line
US-10911098-B2 · Feb 2, 2021 · US
System architecture for supporting digital pre-distortion and full duplex in cable network environments
US-10797750-B2 · Oct 6, 2020 · US
Full duplex transmission arrangement
US-2020313704-A1 · Oct 1, 2020 · US
Non-Line-Of-Sight (NLOS) Coverage for Millimeter Wave Communication
US-2020267574-A1 · Aug 20, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H04B3/232?
- CPC H04B3/232 is the Cooperative Patent Classification code for “using phase shift, phase roll or frequency offset correction.”
- How many patents are filed under CPC H04B3/232 (using phase shift, phase roll or frequency offset correction)?
- Our database includes 58 publications tagged with this CPC code.
- Is patent activity under CPC H04B3/232 growing?
- Publication counts under this code: 2 in 2024 vs 1 in 2025 (latest complete years).