Magnetic disk device, writing method of servo sector, and method of correcting servo demodulation position
US-2021327468-A1 · Oct 21, 2021 · US
ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding
ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding · Cooperative Patent Classification (CPC)
Computing, optics, measurement, and control technologies.
Related technology areas
Mapped technology topics for this CPC code.
| Metric | Value |
|---|---|
| CPC code | G11B2020/1222 |
| Official title | {ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding} |
| Display label | ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding |
| Total patents | 86 |
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 | 9 |
| 2016 | 17 |
| 2017 | 9 |
| 2018 | 10 |
| 2019 | 7 |
| 2020 | 6 |
| 2021 | 7 |
| 2022 | 9 |
| 2023 | 5 |
| 2024 | 4 |
| 2025 | 2 |
| 2026 | 1 |
Representative patents
Representative publications under this CPC code from precomputed stats, or recent filings when stats are unavailable.
Magnetic disk device
US-2021271550-A1 · Sep 2, 2021 · US
Data access method, apparatus and computer program product
US-2020341873-A1 · Oct 29, 2020 · US
Magnetic disk device and control method
US-10777227-B2 · Sep 15, 2020 · US
Magnetic disk device, writing method of servo sector, and method of correcting servo demodulation position
US-2020286517-A1 · Sep 10, 2020 · US
Disk device and data management method
US-10725854-B2 · Jul 28, 2020 · US
Selective sampling for data recovery
US-10719392-B1 · Jul 21, 2020 · US
Magnetic disk device and control method
US-2020090699-A1 · Mar 19, 2020 · US
Error detection code hold pattern synchronization
US-10482921-B2 · Nov 19, 2019 · US
Method of performing read/write process on recording medium, parameter adjustment method, storage device, computer system, and storage medium employing the methods
US-10431256-B2 · Oct 1, 2019 · US
Disk device and data management method
US-2019295595-A1 · Sep 26, 2019 · US
Error Correction For Storage Devices
US-2019172491-A1 · Jun 6, 2019 · US
Error detection code hold pattern synchronization
US-2019164574-A1 · May 30, 2019 · US
Error detection code hold pattern synchronization
US-10224072-B2 · Mar 5, 2019 · US
Error correction for storage devices
US-10186296-B2 · Jan 22, 2019 · US
Image processing device, and operation method for image processing device
US-2018374510-A1 · Dec 27, 2018 · US
Recording apparatus, recording method, and recording medium
US-10147452-B2 · Dec 4, 2018 · US
Error detection code hold pattern synchronization
US-2018342265-A1 · Nov 29, 2018 · US
Method of performing read/write process on recording medium, parameter adjustment method, storage device, computer system, and storage medium employing the methods
US-2018261248-A1 · Sep 13, 2018 · US
Interlaced magnetic recording super parity
US-10049698-B2 · Aug 14, 2018 · US
Frequently asked questions
Answers are generated from the same data shown on this page.
- What is CPC G11B2020/1222?
- CPC G11B2020/1222 is the Cooperative Patent Classification code for “ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding.”
- How many patents are filed under CPC G11B2020/1222 (ECC block, i.e. a block of error correction encoded symbols which includes all parity data needed for decoding)?
- Our database includes 86 publications tagged with this CPC code.
- Is patent activity under CPC G11B2020/1222 growing?
- Publication counts under this code: 4 in 2024 vs 2 in 2025 (latest complete years).