H04W 56/0065
Using measurement of signal travel time
Official title: {using measurement of signal travel time}
H04W56/0065 (Using measurement of signal travel time) appears on 957 US grants and 1,043 published applications in this corpus.
Search patents in H04W- Granted patents
- 957
- Published applications
- 1,043
- Assignees
- 349
- Inventors
- 2,134
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 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 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 3 | 0 |
| 1995 | 5 | 0 |
| 1996 | 4 | 0 |
| 1997 | 5 | 0 |
| 1998 | 5 | 0 |
| 1999 | 11 | 0 |
| 2000 | 12 | 0 |
| 2001 | 11 | 6 |
| 2002 | 16 | 20 |
| 2003 | 13 | 13 |
| 2004 | 22 | 26 |
| 2005 | 13 | 18 |
| 2006 | 16 | 15 |
| 2007 | 18 | 34 |
| 2008 | 19 | 28 |
| 2009 | 22 | 31 |
| 2010 | 25 | 38 |
| 2011 | 24 | 23 |
| 2012 | 31 | 39 |
| 2013 | 36 | 29 |
| 2014 | 29 | 34 |
| 2015 | 40 | 36 |
| 2016 | 49 | 44 |
| 2017 | 32 | 34 |
| 2018 | 32 | 60 |
| 2019 | 48 | 49 |
| 2020 | 50 | 72 |
| 2021 | 67 | 72 |
| 2022 | 56 | 77 |
| 2023 | 69 | 80 |
| 2024 | 68 | 93 |
| 2025 | 61 | 49 |
| 2026 | 40 | 23 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Gradual timing adjustment for wireless devices in a non-terrestrial network6 Oct 2026US 12,757,144 B2Apple Inc.
- End-to-end latency measurement8 Sep 2026US 12,732,938 B2Comcast Cable Communications, LLC
- Timing advance indication method, communication apparatus, and storage medium25 Aug 2026US 12,720,456 B2Huawei Technologies Co., Ltd.
- Communication system and receiver28 Jul 2026US 12,696,208 B2Mitsubishi Electric Corporation
- Cooperative wireless device and program for same28 Jul 2026US 12,696,216 B2National Institute of Information and Communications Technology
- Sidelink and double sided round trip time positioning8 Oct 2026US 2026/0312748 A1Apple Inc.
- Switching Period with Timing Advance1 Oct 2026US 2026/0304336 A1Apple Inc.
- Communication system and receiver24 Sep 2026US 2026/0292733 A1Mitsubishi Electric Corporation
- Backscatter-based positioning17 Sep 2026US 2026/0281784 A1QUALCOMM Incorporated
- Systems and methods path asymmetry correction for precise time transfer and ranging systems27 Aug 2026US 2026/0254608 A1The MITRE Corporation
Most cited
By later US patents
- Vehicle tracking, communication and fleet management system700US 6,611,755 B1Trimble Navigation Limited · 2003
- Vehicle tracking, communication and fleet management system268US 6,892,131 B2Trimble Navigation Limited · 2005
- Apparatus and method for estimating the time of arrival of a spread spectrum signal in a wireless communication system224US 6,785,321 B1Motorola, Inc. · 2004
- Timing adjustment control for efficient time division duplex, frequency division duplex or hybrid time division duplex/frequency division duplex communication201US 6,094,421 AOmnipoint Corporation · 2000
- Fast Acquisition of traffic channels for a highly variable data rate reverse link of a CDMA wireless communication system151US 6,222,832 B1Tantivy Communications, Inc. · 2001