H04B 10/40
Transceivers
H04B10/40 (Transceivers) appears on 3,464 US grants and 3,726 published applications in this corpus.
Search patents in H04B- Granted patents
- 3,464
- Published applications
- 3,726
- Assignees
- 1,011
- Inventors
- 5,962
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 4 | 0 |
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 4 | 0 |
| 1980 | 7 | 0 |
| 1981 | 7 | 0 |
| 1982 | 5 | 0 |
| 1983 | 4 | 0 |
| 1984 | 3 | 0 |
| 1985 | 4 | 0 |
| 1986 | 2 | 0 |
| 1987 | 4 | 0 |
| 1988 | 3 | 0 |
| 1989 | 3 | 0 |
| 1990 | 5 | 0 |
| 1991 | 5 | 0 |
| 1992 | 12 | 0 |
| 1993 | 8 | 0 |
| 1994 | 13 | 0 |
| 1995 | 11 | 0 |
| 1996 | 15 | 0 |
| 1997 | 6 | 0 |
| 1998 | 16 | 0 |
| 1999 | 18 | 0 |
| 2000 | 7 | 0 |
| 2001 | 12 | 2 |
| 2002 | 20 | 40 |
| 2003 | 29 | 36 |
| 2004 | 15 | 52 |
| 2005 | 16 | 65 |
| 2006 | 37 | 58 |
| 2007 | 36 | 44 |
| 2008 | 44 | 48 |
| 2009 | 35 | 81 |
| 2010 | 55 | 53 |
| 2011 | 46 | 56 |
| 2012 | 59 | 72 |
| 2013 | 65 | 103 |
| 2014 | 89 | 129 |
| 2015 | 132 | 182 |
| 2016 | 205 | 214 |
| 2017 | 219 | 263 |
| 2018 | 271 | 293 |
| 2019 | 376 | 276 |
| 2020 | 305 | 303 |
| 2021 | 261 | 248 |
| 2022 | 252 | 265 |
| 2023 | 210 | 234 |
| 2024 | 208 | 240 |
| 2025 | 173 | 203 |
| 2026 | 124 | 166 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Utilizing curved focal planes for optical wireless communication6 Oct 2026US 12,756,462 B2QUALCOMM Incorporated
- Detachable light source supply apparatus and optical transceiver having the same6 Oct 2026US 12,756,472 B2Electronics and Telecommunications Research Institute
- Optical transceiver6 Oct 2026US 12,756,473 B2Lumentum Operations LLC
- Optical transmitter including splitting elements, external modulators, and wavelength multiplexers, and optical transceiver including polarization separation elements, wavelength demultiplexers, polarization rotation elements, and photodetectors6 Oct 2026US 12,756,476 B2Mitsubishi Electric Corporation
- Optical receiving apparatus6 Oct 2026US 12,756,479 B2Signify Holding B. V.
- Optical transceiver module, optical communication system, and method of signal amplification8 Oct 2026US 2026/0312688 A1Sumitomo Electric Industries, Ltd.
- Low-complexity photonic transceiver8 Oct 2026US 2026/0312689 A1HEPT Lab, Inc.
- Bi-directional optical communication modules and cables1 Oct 2026US 2026/0303215 A1
- Bi-directional dense wavelength multiplexed optical communication systems1 Oct 2026US 2026/0303217 A1Quintessent Inc.
- Dual-polarization bidirectional optical devices1 Oct 2026US 2026/0303218 A1
Most cited
By later US patents
- Transmission device with mode division multiplexing and methods for use therewith487US 9,544,006 B2AT&T Intellectual Property I, L. P. · 2017
- Guided-wave transmission device with non-fundamental mode propagation and methods for use therewith470US 9,876,570 B2AT&T Intellectual Property I, L. P. · 2018
- Infra-red communication system452US 5,566,022 A1996
- Wireless and wired communications, command, control and sensing system for sound and/or data transmission and reception450US 5,802,467 AInnovative Intelcom Industries · 1998
- Guided-wave transmission device and methods for use therewith426US 9,577,306 B2AT&T Intellectual Property I, L. P. · 2017