H04B 10/112
Line-of-sight transmission over an extended range
H04B10/112 (Line-of-sight transmission over an extended range) appears on 1,349 US grants and 1,397 published applications in this corpus.
Search patents in H04B- Granted patents
- 1,349
- Published applications
- 1,397
- Assignees
- 536
- Inventors
- 2,532
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 1 | 0 |
| 1977 | 3 | 0 |
| 1978 | 2 | 0 |
| 1979 | 2 | 0 |
| 1980 | 2 | 0 |
| 1981 | 0 | 0 |
| 1982 | 2 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 3 | 0 |
| 1986 | 4 | 0 |
| 1987 | 5 | 0 |
| 1988 | 0 | 0 |
| 1989 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 5 | 0 |
| 1992 | 3 | 0 |
| 1993 | 4 | 0 |
| 1994 | 6 | 0 |
| 1995 | 7 | 0 |
| 1996 | 5 | 0 |
| 1997 | 5 | 0 |
| 1998 | 7 | 0 |
| 1999 | 3 | 0 |
| 2000 | 6 | 0 |
| 2001 | 8 | 6 |
| 2002 | 17 | 69 |
| 2003 | 22 | 44 |
| 2004 | 34 | 69 |
| 2005 | 30 | 34 |
| 2006 | 34 | 26 |
| 2007 | 33 | 28 |
| 2008 | 16 | 19 |
| 2009 | 25 | 24 |
| 2010 | 19 | 23 |
| 2011 | 24 | 17 |
| 2012 | 23 | 24 |
| 2013 | 14 | 26 |
| 2014 | 30 | 36 |
| 2015 | 35 | 38 |
| 2016 | 46 | 45 |
| 2017 | 53 | 52 |
| 2018 | 67 | 67 |
| 2019 | 103 | 75 |
| 2020 | 93 | 82 |
| 2021 | 92 | 98 |
| 2022 | 96 | 100 |
| 2023 | 95 | 105 |
| 2024 | 96 | 147 |
| 2025 | 101 | 77 |
| 2026 | 63 | 66 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Electronic devices employing optical communications6 Oct 2026US 12,756,464 B2Hewlett-Packard Development Company, L. P.
- Method and device for optimizing beam-pointing in wireless optical communication system6 Oct 2026US 12,756,465 B2Korea University Research and Business Foundation
- Monostatic free-space optical communication system29 Sep 2026US 12,750,137 B2Aalyria Technologies, Inc.
- Communication method, apparatus, and system22 Sep 2026US 12,744,597 B2Huawei Technologies Co., Ltd.
- Optical space communication management device, optical space communication system, and optical space communication management method1 Sep 2026US 12,726,271 B2National Institute of Information and Communications Technology
- Optical transmission system and operating method thereof8 Oct 2026US 2026/0312690 A1Agency for Defense Development
- Simulated light source generation device, simulated light source generation method, and recording medium1 Oct 2026US 2026/0303207 A1NEC Corporation
- Fast target acquisition for steerable light beams in optical wireless communication systems24 Sep 2026US 2026/0291608 A1Signify Holding B. V.
- Systems and methods for remote detection and measurement of optical system misalignments in free-space optical communication terminals17 Sep 2026US 2026/0280696 A1Astrolight UAB
- An optical wireless communication device17 Sep 2026US 2026/0280704 A1Signify Holding B. V.
Most cited
By later US patents
- Apparatus for exchanging data between a central station and a plurality of wireless remote stations on a time divided commnication channel457US 5,677,909 ASpectrix Corporation · 1997
- Dual mode communications device and methods for use therewith426US 10,062,970 B1AT&T Intellectual Property I, L. P. · 2018
- Dual band radio frequency (RF) and optical communications antenna and terminal design methodology and implementation229US 8,094,081 B1The Johns Hopkins University · 2012
- Hybrid picocell communication system198US 6,323,980 B1Air Fiber, Inc. · 2001
- Hybrid universal broadband telecommunications using small radio cells interconnected by free-space optical links172US 6,314,163 B1The Regents of the University of California · 2001