H03M 13/618
Shortening and extension of codes
Official title: {Shortening and extension of codes}
H03M13/618 (Shortening and extension of codes) appears on 591 US grants and 629 published applications in this corpus.
Search patents in H03M- Granted patents
- 591
- Published applications
- 629
- Assignees
- 144
- Inventors
- 772
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 0 | 0 |
| 1999 | 2 | 0 |
| 2000 | 1 | 0 |
| 2001 | 1 | 0 |
| 2002 | 1 | 3 |
| 2003 | 1 | 7 |
| 2004 | 2 | 1 |
| 2005 | 3 | 5 |
| 2006 | 5 | 5 |
| 2007 | 8 | 17 |
| 2008 | 2 | 13 |
| 2009 | 7 | 17 |
| 2010 | 12 | 15 |
| 2011 | 16 | 16 |
| 2012 | 21 | 16 |
| 2013 | 30 | 19 |
| 2014 | 28 | 29 |
| 2015 | 29 | 28 |
| 2016 | 21 | 36 |
| 2017 | 23 | 31 |
| 2018 | 30 | 37 |
| 2019 | 60 | 66 |
| 2020 | 54 | 75 |
| 2021 | 70 | 39 |
| 2022 | 54 | 40 |
| 2023 | 47 | 32 |
| 2024 | 28 | 27 |
| 2025 | 26 | 29 |
| 2026 | 8 | 26 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Polar coding systems, procedures, and signaling22 Sep 2026US 12,744,621 B2InterDigital Patent Holdings, Inc.
- Communication techniques involving pairwise orthogonality of adjacent rows in LPDC code22 Sep 2026US RE51,040 E1QUALCOMM Incorporated
- Low-density parity-check encoding method, low-density parity-check decoding method, encoding device, decoding device and medium18 Aug 2026US 12,712,569 B2Zte Corporation
- Polar encoding and decoding method and apparatus for satellite communication12 May 2026US 12,627,403 B2Huawei Technologies Co., Ltd.
- Method for transmitting signal on basis of HARQ by using PC polar code in wireless communication system, and apparatus therefor12 May 2026US 12,628,038 B2LG Electronics Inc.
- Ldpc low coding rate designs for next-generation wlan10 Sep 2026US 2026/0269844 A1Mediatek Inc.
- LDPC Code-Based Communication Method and Communication Apparatus27 Aug 2026US 2026/0254562 A1Huawei Technologies Co., Ltd.
- Data Processing Method and Related Apparatus6 Aug 2026US 2026/0230222 A1Huawei Technologies Co., Ltd.
- Data processing method and related apparatus30 Jul 2026US 2026/0222110 A1Huawei Technologies Co., Ltd.
- Method and apparatus for encoding and decoding data in communication or broadcasting system23 Jul 2026US 2026/0213878 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Apparatus and methods for administering treatment within a bodily duct of a patient236US 9,692,557 B22017
- Error correction code for correcting shift and additive errors136US 8,078,943 B1Western Digital Technologies, Inc. · 2011
- Structured low-density parity-check (LDPC) code92US 7,996,746 B2Nortel Networks Limited · 2011
- Turbo product code decoder70US 6,526,538 B1Comtech Telecommunications Corp. · 2003
- Information data multiplex transmission system, its multiplexer and demultiplexer and error correction encoder and decoder55US 6,490,243 B1Kabushiki Kaisha Toshiba · 2002