Photoelectric detector chip and preparation method and application thereof
US-2024372020-A1 · Nov 7, 2024 · US
Electricity
Electricity · Cooperative Patent Classification (CPC)
Electric circuits, power, telecommunications, and semiconductors.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | H01L31/11 |
| Official title | — |
| Display label | Electricity (mapped technology topic) |
| Total patents | 45 |
Filing trend
Year-over-year patent counts classified under this CPC code.
Filing activity over the last five years is stable.
| Year | Patents |
|---|---|
| 2015 | 5 |
| 2016 | 5 |
| 2017 | 3 |
| 2018 | 4 |
| 2019 | 6 |
| 2020 | 5 |
| 2021 | 6 |
| 2022 | 4 |
| 2023 | 2 |
| 2024 | 5 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Optically switched IGBT
US-12009812-B2 · Jun 11, 2024 · US
Pixel with strained silicon layer for improving carrier mobility and blue response in imagers
US-12002836-B2 · Jun 4, 2024 · US
Semiconductor light-receiving element
US-11916161-B2 · Feb 27, 2024 · US
Electromagnetic Radiation Detector with Reduced Dark Current
US-2024047602-A1 · Feb 8, 2024 · US
Double Photodiode Electromagnetic Radiation Sensor Device
US-2023352613-A1 · Nov 2, 2023 · US
Semiconductor light-receiving element
US-2023072390-A1 · Mar 9, 2023 · US
Semiconductor light-receiving element
US-11476382-B2 · Oct 18, 2022 · US
Semiconductor light-receiving element
US-2022238745-A1 · Jul 28, 2022 · US
Photosensitive device and manufacturing method thereof, detection substrate and array substrate
US-11296249-B2 · Apr 5, 2022 · US
Optically switched igbt
US-2022094357-A1 · Mar 24, 2022 · US
Photomemcapacitor and method for the production thereof
US-11205737-B1 · Dec 21, 2021 · US
Pixel with strained silicon layer for improving carrier mobility and blue response in imagers
US-2021242272-A1 · Aug 5, 2021 · US
Infrared photo-detector with low turn-on voltage
US-11063163-B1 · Jul 13, 2021 · US
Opto-electronic HEMT
US-10964733-B2 · Mar 30, 2021 · US
Photosensitive device and manufacturing method thereof, detection substrate and array substrate
US-2021050469-A1 · Feb 18, 2021 · US
Pixel with strained silicon layer for improving carrier mobility and blue response in imagers
US-10910431-B2 · Feb 2, 2021 · US
Light detector
US-10847737-B2 · Nov 24, 2020 · US
Method for forming image sensor device structure with doping layer in light-sensing region
US-10777590-B2 · Sep 15, 2020 · US
High performance, high electron mobility transistors with graphene hole extraction contacts
US-10734537-B2 · Aug 4, 2020 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC H01L31/11?
- CPC H01L31/11 is the Cooperative Patent Classification code for “Electricity.”
- How many patents are filed under CPC H01L31/11 (Electricity)?
- Our database includes 45 publications tagged with this CPC code.
- Is patent activity under CPC H01L31/11 growing?
- Publication counts under this code: 2 in 2023 vs 5 in 2024 (latest complete years).