Phase-locked loop (PLL) with calibration circuit
US-10715158-B1 · Jul 14, 2020 · US
a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 takes precedence)}
a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 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 | H03L7/181 |
| Official title | a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 takes precedence)} |
| Display label | a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 takes precedence)} |
| Total patents | 101 |
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 | 6 |
| 2016 | 9 |
| 2017 | 16 |
| 2018 | 12 |
| 2019 | 13 |
| 2020 | 12 |
| 2021 | 16 |
| 2022 | 8 |
| 2023 | 1 |
| 2024 | 3 |
| 2025 | 4 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Frequency generator and method for generating frequency
US-10680620-B2 · Jun 9, 2020 · US
Circuit device, oscillator, clock signal generator, electronic apparatus, and vehicle
US-10637484-B2 · Apr 28, 2020 · US
Low power autonomous peripheral management
US-10585448-B2 · Mar 10, 2020 · US
Oscillator calibration from over-the-air signals for low power frequency/time references wireless radios
US-2019372577-A1 · Dec 5, 2019 · US
Clock generating device, electronic circuit, integrated circuit and electrical machinery
US-10491225-B2 · Nov 26, 2019 · US
Injection locked frequency divider
US-10491227-B1 · Nov 26, 2019 · US
Injection locked frequency divider
US-2019356322-A1 · Nov 21, 2019 · US
Frequency generator and method for generating frequency
US-2019334529-A1 · Oct 31, 2019 · US
Spread spectrum clock generator
US-10348314-B2 · Jul 9, 2019 · US
Adaptive voltage converter
US-10338632-B2 · Jul 2, 2019 · US
Injection locked frequency divider
US-10326459-B1 · Jun 18, 2019 · US
Adaptive voltage converter
US-2019179361-A1 · Jun 13, 2019 · US
Frequency locked loop with fast reaction time
US-2019165797-A1 · May 30, 2019 · US
Circuit device, oscillator, electronic apparatus, and vehicle
US-10298175-B2 · May 21, 2019 · US
Phase locked loops
US-10193561-B2 · Jan 29, 2019 · US
High accuracy clock synchronization circuit
US-10171094-B2 · Jan 1, 2019 · US
Circuit device, oscillator, electronic apparatus, and vehicle
US-10084462-B2 · Sep 25, 2018 · US
Spread spectrum clock generator
US-2018159544-A1 · Jun 7, 2018 · US
Low power autonomous peripheral management
US-2018150099-A1 · May 31, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03L7/181?
- CPC H03L7/181 is the Cooperative Patent Classification code for “a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 takes precedence)}.”
- How many patents are filed under CPC H03L7/181 (a numerical count result being used for locking the loop, the counter counting during fixed time intervals {(H03L7/1806 takes precedence)})?
- Our database includes 101 publications tagged with this CPC code.
- Is patent activity under CPC H03L7/181 growing?
- Publication counts under this code: 3 in 2024 vs 4 in 2025 (latest complete years).