H04W 56/0035
Detecting errors in frequency or phase
Official title: {detecting errors in frequency or phase}
H04W56/0035 (Detecting errors in frequency or phase) appears on 795 US grants and 939 published applications in this corpus.
Search patents in H04W- Granted patents
- 795
- Published applications
- 939
- Assignees
- 332
- Inventors
- 1,920
- Latest grant
- 15 Sep 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 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 1 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 4 | 0 |
| 1995 | 2 | 0 |
| 1996 | 3 | 0 |
| 1997 | 3 | 0 |
| 1998 | 6 | 0 |
| 1999 | 9 | 0 |
| 2000 | 8 | 0 |
| 2001 | 2 | 0 |
| 2002 | 7 | 7 |
| 2003 | 7 | 6 |
| 2004 | 8 | 7 |
| 2005 | 7 | 9 |
| 2006 | 7 | 6 |
| 2007 | 4 | 20 |
| 2008 | 3 | 8 |
| 2009 | 5 | 14 |
| 2010 | 6 | 18 |
| 2011 | 11 | 30 |
| 2012 | 15 | 17 |
| 2013 | 26 | 40 |
| 2014 | 28 | 42 |
| 2015 | 44 | 48 |
| 2016 | 46 | 49 |
| 2017 | 42 | 35 |
| 2018 | 41 | 57 |
| 2019 | 54 | 49 |
| 2020 | 54 | 46 |
| 2021 | 36 | 47 |
| 2022 | 48 | 98 |
| 2023 | 59 | 96 |
| 2024 | 77 | 82 |
| 2025 | 60 | 66 |
| 2026 | 58 | 42 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Receiver and method of operating a receiver15 Sep 2026US 12,738,973 B2NXP B. V.
- Device-controlled adaptive delay diversity15 Sep 2026US 12,739,765 B2Motorola Mobility LLC
- Synchronization signal determination method and apparatus, and communication device15 Sep 2026US 12,739,766 B2Beijing Xiaomi Mobile Software Co., Ltd.
- Systems and methods for timing mismatch calibration in distributed MIMO using multiple sub-band measurements8 Sep 2026US 12,732,930 B2Samsung Electronics Co., Ltd.
- Clock quality measurements and monitoring in 5G network8 Sep 2026US 12,732,934 B2Cisco Technology, Inc.
- Clock synchronization method, device and computer readable storage medium24 Sep 2026US 2026/0292734 A1Shenzhen Inovance Technology Co., Ltd.
- Method of synchronization of a wireless sensor system and a sensor system implementing such a method17 Sep 2026US 2026/0281929 A1Move, Inc.
- Method and apparatus for carrier-phase positioning with multiple frequencies27 Aug 2026US 2026/0255314 A1Samsung Electronics Co., Ltd.
- Channel estimation method, coherent combining method, circuit, sensor, and device13 Aug 2026US 2026/0238519 A1Calterah Semiconductor Technology (Shanghai) Co., Ltd.
- Signal processing method and device and readable storage medium13 Aug 2026US 2026/0239207 A1Datang Mobile Communications Equipment Co., Ltd.
Most cited
By later US patents
- Time-slot-based system and method of inter-vehicle communication390US 8,520,695 B1Zetta Research and Development, LLC - ForC Series · 2013
- Methods and apparatuses for measuring frequencies of basestations in cellular networks using mobile GPS receivers166US 6,937,872 B2QUALCOMM Incorporated · 2005
- Communication device with a self-calibrating sleep timer148US 6,473,607 B1Broadcom Corporation · 2002
- Synchronization method for a mobile radiotelephone127US 5,390,216 ARobert Bosch GmbH · 1995
- Apparatus and method for synchronizing a plurality of remote transmission and receiving stations and providing automatic gain control of the synchronizing signal114US 5,278,690 A1994