H04L 27/2623
Reduction thereof by clipping
Official title: {Reduction thereof by clipping}
H04L27/2623 (Reduction thereof by clipping) appears on 468 US grants and 505 published applications in this corpus.
Search patents in H04L- Granted patents
- 468
- Published applications
- 505
- Assignees
- 202
- Inventors
- 852
- Latest grant
- 18 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1985 | 1 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 1 | 0 |
| 1994 | 2 | 0 |
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 3 | 0 |
| 1998 | 2 | 0 |
| 1999 | 1 | 0 |
| 2000 | 4 | 0 |
| 2001 | 6 | 5 |
| 2002 | 4 | 13 |
| 2003 | 6 | 7 |
| 2004 | 3 | 16 |
| 2005 | 8 | 20 |
| 2006 | 9 | 21 |
| 2007 | 1 | 29 |
| 2008 | 21 | 26 |
| 2009 | 12 | 21 |
| 2010 | 30 | 16 |
| 2011 | 26 | 17 |
| 2012 | 17 | 25 |
| 2013 | 31 | 29 |
| 2014 | 26 | 21 |
| 2015 | 37 | 17 |
| 2016 | 26 | 23 |
| 2017 | 19 | 24 |
| 2018 | 27 | 24 |
| 2019 | 28 | 22 |
| 2020 | 26 | 20 |
| 2021 | 21 | 27 |
| 2022 | 15 | 20 |
| 2023 | 17 | 11 |
| 2024 | 15 | 22 |
| 2025 | 13 | 17 |
| 2026 | 9 | 12 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Carrier signal processing method, communication apparatus, and communication system18 Aug 2026US 12,712,775 B2Huawei Technologies Co., Ltd.
- Reconfigurable crest factor reduction in a distributed communication system14 Jul 2026US 12,683,845 B2Outdoor Wireless Networks LLC
- Adaptive peak to average power ratio (PAPR) suppression apparatus and method, and communication device9 Jun 2026US 12,652,205 B2Huawei Technologies Co., Ltd.
- Systems and methods related to a null-space for a MIMO transmitter system19 May 2026US 12,634,186 B2Telefonaktiebolaget LM Ericsson (publ)
- High-precision multi-phase CFR system and method and use5 May 2026US 12,621,198 B2Chongqing WuQi Microelectronics Co., Ltd.
- Reconfigurable crest factor reduction in a distributed communication system1 Oct 2026US 2026/0303430 A1Outdoor Wireless Networks LLC
- Spectrum whitening using overlapped filtered multi-tone spread spectrum (ofmt-ss) signal generation and reception10 Sep 2026US 2026/0269862 A1Battelle Energy Alliance, LLC
- Techniques for machine learning based peak to average power ratio reduction13 Aug 2026US 2026/0239040 A1QUALCOMM Incorporated
- Pulse cancellation crest factor reduction9 Jul 2026US 2026/0197219 A1NXP USA, Inc.
- Orthogonal frequency division multiplexing signal apparatus and method2 Jul 2026US 2026/0189329 A1Nokia Solutions and Networks Oy
Most cited
By later US patents
- Apparatus and method for attenuating a multicarrier input signal of a linear device334US 5,384,547 AMotorola, Inc. · 1995
- Transmission system and method employing peak cancellation to reduce the peak-to-average power ratio179US 6,175,551 B1Lucent Technologies Inc. · 2001
- Transmitting data on the phase of speech138US 4,495,620 AAT&T Bell Laboratories · 1985
- Cubic spline predistortion, algorithm and training, for a wireless LAN system134US 6,882,217 B13Com Corporation · 2005
- Digital signal transmission system using frequency division multiplex128US 5,610,908 ABritish Broadcasting Corporation · 1997