H03M 13/21
Non-linear codes
Official title: Non-linear codes, e.g. m-bit data word to n-bit code word [mBnB] conversion with error detection or error correction
H03M13/21 (Non-linear codes) appears on 35 US grants and 39 published applications in this corpus.
Search patents in H03M- Granted patents
- 35
- Published applications
- 39
- Assignees
- 31
- Inventors
- 92
- Latest grant
- 21 Apr 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 1 | 0 |
| 2003 | 0 | 3 |
| 2004 | 1 | 0 |
| 2005 | 0 | 0 |
| 2006 | 1 | 2 |
| 2007 | 1 | 2 |
| 2008 | 0 | 0 |
| 2009 | 0 | 0 |
| 2010 | 0 | 0 |
| 2011 | 0 | 1 |
| 2012 | 1 | 3 |
| 2013 | 1 | 2 |
| 2014 | 3 | 1 |
| 2015 | 1 | 1 |
| 2016 | 1 | 2 |
| 2017 | 2 | 1 |
| 2018 | 2 | 0 |
| 2019 | 0 | 4 |
| 2020 | 3 | 2 |
| 2021 | 3 | 4 |
| 2022 | 2 | 1 |
| 2023 | 1 | 2 |
| 2024 | 3 | 1 |
| 2025 | 3 | 5 |
| 2026 | 2 | 2 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Systems and methods for probabilistic quadrature amplitude modulation (QAM)21 Apr 2026US 12,609,785 B2Avago Technologies International Sales Pte. Limited
- Secure multi-rail control for sparsely encoded signals10 Mar 2026US 12,574,203 B2Google Inc.
- Non-linear encoding and decoding for reliable wireless communication16 Sep 2025US 12,417,374 B2The Board of Trustees of the University of Illinois
- Sparse encodings for control signals24 Jun 2025US 12,339,959 B2Google Inc.
- Methods and apparatus for length-adaptive encoding of polar codes4 Feb 2025US 12,218,689 B1Polaran Haberlesme Teknolojileri Anonim Sirketi
- Systems and methods for probabilistic quadrature amplitude modulation (quam)13 Aug 2026US 2026/0238382 A1Avago Technologies International Sales Pte. Limited
- Coding scheme for inserting information bit into 8b/10b coded data stream15 Jan 2026US 2026/0019314 A1Analog Devices International Unlimited Company
- Methods and devices for a deep learning based polar coding scheme16 Oct 2025US 2025/0322209 A1
- Systems and methods for probabilistic quadrature amplitude modulation (qam)19 Jun 2025US 2025/0202622 A1Avago Technologies International Sales Pte. Limited
- Secure Multi-Rail Control for Sparsely Encoded Signals8 May 2025US 2025/0150096 A1Google Inc.
Most cited
By later US patents
- High performance error control coding in channel encoders and decoders44US 5,666,370 AHughes Electronics Corporation · 1997
- Method and apparatus for robust communication based upon angular modulation25US 5,828,676 AEchelon Corporation · 1998
- Error correctible channel coding method12US 6,711,711 B22004
- Statistical distribution based variable-bit error correction coding9US 8,862,967 B2SanDisk Technologies LLC · 2014
- Two-thirds rate modulation and coding scheme for Rayleigh fading channels5US 6,424,690 B1Hughes Electronics Corporation · 2002