Single-lock delay locked loop with cycle counter and method therefor
US-2018351560-A1 · Dec 6, 2018 · US
for assuring constant frequency when supply or correction voltages fail
for assuring constant frequency when supply or correction voltages fail · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H03L7/14 |
| Official title | for assuring constant frequency when supply or correction voltages fail |
| Display label | for assuring constant frequency when supply or correction voltages fail |
| Total patents | 134 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 13 |
| 2016 | 18 |
| 2017 | 13 |
| 2018 | 16 |
| 2019 | 14 |
| 2020 | 21 |
| 2021 | 9 |
| 2022 | 10 |
| 2023 | 4 |
| 2024 | 6 |
| 2025 | 10 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Detection system, sensor and microcomputer
US-2018340803-A1 · Nov 29, 2018 · US
Method and apparatus for performing a holdover function on a holdover line card
US-10122525-B2 · Nov 6, 2018 · US
Clock generator
US-2018269884-A1 · Sep 20, 2018 · US
Reference signal generator
US-10063245-B2 · Aug 28, 2018 · US
Single-lock delay locked loop with cycle counter and method therefore
US-10056909-B1 · Aug 21, 2018 · US
Semiconductor device and control system
US-2018175866-A1 · Jun 21, 2018 · US
Systems and methods for correcting deterministic jitter in an all-digital phase locked loop
US-2018175867-A1 · Jun 21, 2018 · US
Clock generator
US-10003344-B2 · Jun 19, 2018 · US
Method of contactless communication between an object and a reader by active load modulation
US-9998178-B2 · Jun 12, 2018 · US
Numerically controlled oscillator for fractional burst clock data recovery applications
US-9992049-B1 · Jun 5, 2018 · US
Coarse adjustment cell array applied to digitally controlled oscillator and related apparatus
US-2018123606-A1 · May 3, 2018 · US
Phase-locked loops with electrical overstress protection circuitry
US-9941890-B2 · Apr 10, 2018 · US
Phase continuity technique for frequency synthesis
US-9893875-B2 · Feb 13, 2018 · US
Method of contactless communication between an object and a reader by active load modulation
US-2018034505-A1 · Feb 1, 2018 · US
Clock recovery circuit, related clock and data recovery circuit, receiver, integrated circuit and method
US-9866223-B2 · Jan 9, 2018 · US
Phase-locked loops with electrical overstress protection circuitry
US-2017366190-A1 · Dec 21, 2017 · US
Voltage controlled oscillator, semiconductor device, and electronic device
US-9843308-B2 · Dec 12, 2017 · US
Reference signal generator
US-2017338826-A1 · Nov 23, 2017 · US
Phase continuity technique for frequency synthesis
US-2017338940-A1 · Nov 23, 2017 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H03L7/14?
- CPC H03L7/14 is the Cooperative Patent Classification code for “for assuring constant frequency when supply or correction voltages fail.”
- How many patents are filed under CPC H03L7/14 (for assuring constant frequency when supply or correction voltages fail)?
- Our database includes 134 publications tagged with this CPC code.
- Is patent activity under CPC H03L7/14 growing?
- Publication counts under this code: 6 in 2024 vs 10 in 2025 (latest complete years).