EP3902142A1 QC-LDPC Coding Patent, MediaTek, April 2026
Summary
MediaTek Inc. has been granted European Patent EP3902142A1 for QC-LDPC (Quasi-Cyclic Low-Density Parity-Check) coding methods and apparatus, published on 15 April 2026. The patent covers IPC classifications H03M 13/11, H03M 13/00, H04L 1/00, H04L 1/18, and H03M 13/03, relating to error correction coding in digital communications. Protection extends to all designated EPC contracting states including AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, and TR.
About this source
GovPing monitors EPO Patent Bulletin - Networking (H04L) for new telecom & technology regulatory changes. Every update since tracking began is archived, classified, and available as free RSS or email alerts — 34 changes logged to date.
What changed
European Patent EP3902142A1 was granted to MediaTek Inc. on April 15, 2026, covering QC-LDPC (Quasi-Cyclic Low-Density Parity-Check) coding methods and apparatus for digital communications and error correction coding. The patent is classified under IPC codes H03M 13/11, H03M 13/00, H04L 1/00, H04L 1/18, and H03M 13/03, covering the technical field of channel coding in telecommunications systems.
Affected parties include MediaTek Inc. as the patent holder and any entities operating in the telecommunications or semiconductor sectors that may need to evaluate potential licensing obligations or design-around considerations for QC-LDPC coding implementations in chipsets, base stations, or consumer electronics targeting EPC member states.
Archived snapshot
Apr 23, 2026GovPing captured this document from the original source. If the source has since changed or been removed, this is the text as it existed at that time.
QC-LDPC CODING METHODS AND APPARATUS
Publication EP3902142A1 Kind: A1 Apr 15, 2026
Applicants
MediaTek Inc.
Inventors
CHIU, Mao-Ching, LEE, Chong-You, HSU, Cheng-Yi, FISHER-JEFFES, Timothy Perrin, CHANG, Yen-Shuo, CHEN, Wei-Jen, CHEN, Ju-Ya
IPC Classifications
H03M 13/11 20060101AFI20210921BHEP H03M 13/00 20060101ALI20210921BHEP H04L 1/00 20060101ALI20210921BHEP H04L 1/18 20060101ALI20210921BHEP H03M 13/03 20060101ALI20210921BHEP
Designated States
AL, AT, BE, BG, CH, CY, CZ, DE, DK, EE, ES, FI, FR, GB, GR, HR, HU, IE, IS, IT, LI, LT, LU, LV, MC, MK, MT, NL, NO, PL, PT, RO, RS, SE, SI, SK, SM, TR
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