H04L 27/368
Adaptive predistortion
Official title: {adaptive predistortion}
H04L27/368 (Adaptive predistortion) appears on 722 US grants and 624 published applications in this corpus.
Search patents in H04L- Granted patents
- 722
- Published applications
- 624
- Assignees
- 241
- Inventors
- 1,120
- Latest grant
- 21 Jul 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 4 | 0 |
| 1992 | 5 | 0 |
| 1993 | 3 | 0 |
| 1994 | 2 | 0 |
| 1995 | 6 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 4 | 0 |
| 1999 | 8 | 0 |
| 2000 | 9 | 0 |
| 2001 | 10 | 7 |
| 2002 | 12 | 24 |
| 2003 | 14 | 29 |
| 2004 | 20 | 24 |
| 2005 | 15 | 24 |
| 2006 | 28 | 32 |
| 2007 | 22 | 27 |
| 2008 | 37 | 21 |
| 2009 | 31 | 19 |
| 2010 | 23 | 28 |
| 2011 | 26 | 26 |
| 2012 | 28 | 35 |
| 2013 | 53 | 47 |
| 2014 | 67 | 62 |
| 2015 | 63 | 52 |
| 2016 | 42 | 28 |
| 2017 | 46 | 25 |
| 2018 | 26 | 16 |
| 2019 | 13 | 14 |
| 2020 | 24 | 21 |
| 2021 | 11 | 18 |
| 2022 | 19 | 12 |
| 2023 | 14 | 14 |
| 2024 | 11 | 8 |
| 2025 | 6 | 8 |
| 2026 | 7 | 3 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Pre-coding method and transmitter21 Jul 2026US 12,689,416 B2Sun Patent Trust
- Methods of nonlinearity estimation, reporting, and compensation12 May 2026US 12,627,538 B2Telefonaktiebolaget LM Ericsson (publ)
- Information transmission method and communication apparatus31 Mar 2026US 12,592,851 B2Huawei Technologies Co., Ltd.
- Determining precoding parameters10 Mar 2026US 12,574,059 B2Telefonaktiebolaget LM Ericsson (publ)
- Multi-rate multistage digital compensator for nonlinear systems3 Feb 2026US 12,542,518 B2Analog Devices International Unlimited Company
- Machine learning-based constellation shaping in wireless communication network17 Sep 2026US 2026/0280959 A1Nokia Solutions and Networks Oy
- Increasing Bandwidth for Digital Predistortion in Multi-Channel Wideband Communication Systems7 May 2026US 2026/0128752 A1
- Digital pre-distortion coefficient estimating device and operating method thereof12 Feb 2026US 2026/0045919 A1Samsung Electronic Co., Ltd.
- Method of signal generation and signal generating device2 Oct 2025US 2025/0309965 A1Sun Patent Trust
- Method, transmitter and receiver in communication system10 Jul 2025US 2025/0227010 A1Mitsubishi Electric Corporation
Most cited
By later US patents
- Non-linear adaptive AM/AM and AM/PM pre-distortion compensation with time and temperature compensation for low power applications412US 7,215,716 B12007
- Dual band architectures for mobile stations having transmitter linearization feedback209US 6,125,266 ANokia Mobile Phones Ltd. · 2000
- Method and apparatus for linear amplification of a radio frequency signal198US 6,449,465 B1Motorola, Inc. · 2002
- Linearized power amplifier177US 5,420,536 AVictoria University of Technology · 1995
- Radio apparatus177US 6,091,941 AFujitsu Limited · 2000