H04L 25/03993
Noise whitening
Official title: {Noise whitening}
H04L25/03993 (Noise whitening) appears on 129 US grants and 98 published applications in this corpus.
Search patents in H04L- Granted patents
- 129
- Published applications
- 98
- Assignees
- 80
- Inventors
- 274
- Latest grant
- 2 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 3 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 6 | 0 |
| 2001 | 6 | 0 |
| 2002 | 4 | 6 |
| 2003 | 3 | 1 |
| 2004 | 3 | 3 |
| 2005 | 4 | 3 |
| 2006 | 3 | 2 |
| 2007 | 5 | 2 |
| 2008 | 1 | 1 |
| 2009 | 3 | 0 |
| 2010 | 0 | 4 |
| 2011 | 3 | 2 |
| 2012 | 4 | 4 |
| 2013 | 2 | 6 |
| 2014 | 6 | 5 |
| 2015 | 12 | 7 |
| 2016 | 6 | 4 |
| 2017 | 7 | 9 |
| 2018 | 5 | 7 |
| 2019 | 5 | 3 |
| 2020 | 7 | 3 |
| 2021 | 5 | 5 |
| 2022 | 7 | 4 |
| 2023 | 2 | 7 |
| 2024 | 8 | 2 |
| 2025 | 5 | 3 |
| 2026 | 1 | 5 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Interference mitigation in SSB and TRS processing2 Jun 2026US 12,647,305 B2QUALCOMM Incorporated
- Whitening uplink data streams2 Dec 2025US 12,490,259 B2Nokia Solutions and Networks Oy
- Wireless communication device and operating method of the same21 Oct 2025US 12,452,112 B2Samsung Electronics Co., Ltd.
- Wireless communication device for performing interference whitening operation and operating method thereof13 May 2025US 12,301,336 B2Samsung Electronics Co., Ltd.
- Receiver-side noise statistics and log likelihood ratio scaling for pre-equalization-based communication schemes25 Feb 2025US 12,237,952 B1QUALCOMM Incorporated
- Distributed Unit and Method Performed Therein for Handling Communication in a Communication Network24 Sep 2026US 2026/0291785 A1
- Electronic device and operating method thereof23 Apr 2026US 2026/0113216 A1Samsung Electronics Co., Ltd.
- Machine learning model - based radio receiver with low complexity, and related devices, methods and computer programs26 Mar 2026US 2026/0089035 A1Nokia Solutions and Networks Oy
- Communication processor and operating method of the same12 Mar 2026US 2026/0074931 A1Samsung Electronics Co., Ltd.
- Wireless communication device configured to perform interference whitening operation and operating method thereof19 Feb 2026US 2026/0052042 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Cochannel signal processing system277US 6,018,317 ATRW Inc. · 2000
- Communication apparatus for transmitting and receiving signals over a fiber-optic waveguide using different frequency bands of light229US 6,310,704 B1TRW Inc. · 2001
- Method and apparatus for complex phase equalization for use in a communication system176US 6,215,983 B1TRW Inc. · 2001
- Method and apparatus for real-time adaptive interference cancellation in dynamic environments170US 5,612,978 AMotorola, Inc. · 1997
- Two-stage CCI/ISI reduction with space-time processing in TDMA cellular networks153US 6,314,147 B1The Board of Trustees of the Leland Stanford Junior University · 2001