H04L 2027/0065
Frequency error detectors
Official title: {Frequency error detectors (H04L2027/0067 takes precedence)}
H04L2027/0065 (Frequency error detectors) appears on 434 US grants and 359 published applications in this corpus.
Search patents in H04L- Granted patents
- 434
- Published applications
- 359
- Assignees
- 216
- Inventors
- 850
- Latest grant
- 23 Jun 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1978 | 1 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 5 | 0 |
| 1997 | 2 | 0 |
| 1998 | 5 | 0 |
| 1999 | 4 | 0 |
| 2000 | 4 | 0 |
| 2001 | 9 | 5 |
| 2002 | 19 | 19 |
| 2003 | 21 | 33 |
| 2004 | 15 | 33 |
| 2005 | 15 | 34 |
| 2006 | 34 | 27 |
| 2007 | 31 | 27 |
| 2008 | 17 | 18 |
| 2009 | 29 | 22 |
| 2010 | 25 | 14 |
| 2011 | 26 | 22 |
| 2012 | 29 | 20 |
| 2013 | 24 | 20 |
| 2014 | 22 | 11 |
| 2015 | 17 | 6 |
| 2016 | 4 | 9 |
| 2017 | 5 | 8 |
| 2018 | 10 | 3 |
| 2019 | 9 | 9 |
| 2020 | 6 | 4 |
| 2021 | 5 | 2 |
| 2022 | 2 | 8 |
| 2023 | 10 | 1 |
| 2024 | 4 | 4 |
| 2025 | 3 | 0 |
| 2026 | 3 | 0 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Apparatus and circuit for processing carrier aggregation23 Jun 2026US RE50,933 E1Samsung Electronics Co., Ltd.
- Doppler shift reporting in a single frequency network2 Jun 2026US 12,647,916 B2Nokia Technologies Oy
- Systems and methods for processing variable coding and modulation (VCM) based communication signals using feedforward carrier and timing recovery10 Mar 2026US 12,574,272 B2Kratos Integral Holdings, LLC
- Carrier frequency tracking method, signal transmission method, and related apparatus30 Dec 2025US 12,513,029 B2Huawei Technologies Co., Ltd.
- Systems and methods for data frame and data symbol synchronization in a communication network17 Jun 2025US 12,335,362 B1Cable Television Laboratories, Inc.
- Systems and methods for processing variable coding and modulation (vcm) based communication signals using feedforward carrier and timing recovery5 Dec 2024US 2024/0406044 A1Kratos Integral Holdings, LLC
- Method of performing synchronization and frequency offset estimation using isi considered reference signal and receiver performing the same1 Aug 2024US 2024/0259970 A1Samsung Electronics Co., Ltd.
- Doppler shift reporting in a single frequency network22 Feb 2024US 2024/0064674 A1Nokia Technologies Oy
- Feeder Link Synchronization8 Feb 2024US 2024/0048415 A1Hughes Network Systems, LLC
- Systems and methods for processing variable coding and modulation (vcm) based communication signals using feedforward carrier and timing recovery15 Jun 2023US 2023/0188142 A1Kratos Integral Holdings, LLC
Most cited
By later US patents
- Self-configurable radio receiver system and method for use with signals without prior knowledge of signal defining characteristics203US 8,358,723 B1The United States of America as represented by the Administrator of the National Aeronautics and Space Administration · 2013
- Reconfigurable radio system architecture185US 6,091,765 AHarris Corporation · 2000
- Enhanced digital communications receiver using channel impulse estimates141US 5,471,501 AHughes Aircraft Company · 1995
- Methods and apparatus to reduce distortion between electromagnetic wave transmissions99US 10,623,033 B1AT&T Intellectual Property I, L. P. · 2020
- Method and apparatus for combined frequency offset and timing offset estimation79US 5,255,290 ATeknekron Communications System, Inc. · 1993