Display system with a rotary machine and drive machine
US-12430092-B2 · Sep 30, 2025 · US
Function-generator circuits, e.g. circle generators {line or curve smoothing circuits}
Function-generator circuits, e.g. circle generators {line or curve smoothing circuits} · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G09G5/20 |
| Official title | Function-generator circuits, e.g. circle generators {line or curve smoothing circuits} |
| Display label | Function-generator circuits, e.g. circle generators {line or curve smoothing circuits} |
| Total patents | 51 |
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 | 5 |
| 2016 | 10 |
| 2017 | 6 |
| 2018 | 7 |
| 2019 | 4 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 3 |
| 2023 | 1 |
| 2024 | 2 |
| 2025 | 2 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Image drawing method, display apparatus, and storage medium
US-12229919-B2 · Feb 18, 2025 · US
Touch display driving module, touch display driving method, and display device
US-12039121-B2 · Jul 16, 2024 · US
Method of determining pixel luminance and display device employing the same
US-11887561-B2 · Jan 30, 2024 · US
Display system, display device, and display method
US-2023221915-A1 · Jul 13, 2023 · US
Touch display driving module, touch display driving method, and display device
US-2022413649-A1 · Dec 29, 2022 · US
Image drawing method, display apparatus, and storage medium
US-2022261971-A1 · Aug 18, 2022 · US
Display control device, display control method, and display control program
US-11393383-B2 · Jul 19, 2022 · US
Method of determining pixel luminance and display device employing the same
US-2021407464-A1 · Dec 30, 2021 · US
Displaying method and processor
US-2021366443-A1 · Nov 25, 2021 · US
Optimized computer display rendering for user vision conditions
US-11044449-B2 · Jun 22, 2021 · US
Apparatus and method for generating font by means of metafont by using outline font
US-11036917-B2 · Jun 15, 2021 · US
Electronic device, movement path recording method, and computer-readable storage medium
US-10977769-B2 · Apr 13, 2021 · US
Display control device, display control method, and display control program
US-2021065609-A1 · Mar 4, 2021 · US
Digital display apparatus
US-10679572-B2 · Jun 9, 2020 · US
Computer systems that are able to reduce memory data flow and graphics processing methods thereof
US-10679318-B2 · Jun 9, 2020 · US
Computer systems and graphics processing methods thereof
US-2020118239-A1 · Apr 16, 2020 · US
Optimized computer display rendering for user vision conditions
US-2020092528-A1 · Mar 19, 2020 · US
Optimized computer display rendering for user vision conditions
US-10536678-B2 · Jan 14, 2020 · US
Method and apparatus for detecting display screen
US-10408682-B2 · Sep 10, 2019 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G09G5/20?
- CPC G09G5/20 is the Cooperative Patent Classification code for “Function-generator circuits, e.g. circle generators {line or curve smoothing circuits}.”
- How many patents are filed under CPC G09G5/20 (Function-generator circuits, e.g. circle generators {line or curve smoothing circuits})?
- Our database includes 51 publications tagged with this CPC code.
- Is patent activity under CPC G09G5/20 growing?
- Publication counts under this code: 2 in 2024 vs 2 in 2025 (latest complete years).