H04B 10/299
Signal waveform processing
Official title: Signal waveform processing, e.g. reshaping or retiming
H04B10/299 (Signal waveform processing) appears on 266 US grants and 206 published applications in this corpus.
Search patents in H04B- Granted patents
- 266
- Published applications
- 206
- Assignees
- 122
- Inventors
- 482
- Latest grant
- 16 Dec 2025
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 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 | 2 | 0 |
| 1990 | 2 | 0 |
| 1991 | 2 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 4 | 0 |
| 1995 | 8 | 0 |
| 1996 | 5 | 0 |
| 1997 | 6 | 0 |
| 1998 | 15 | 0 |
| 1999 | 4 | 0 |
| 2000 | 12 | 0 |
| 2001 | 9 | 8 |
| 2002 | 12 | 27 |
| 2003 | 24 | 17 |
| 2004 | 15 | 29 |
| 2005 | 16 | 20 |
| 2006 | 26 | 15 |
| 2007 | 15 | 18 |
| 2008 | 11 | 10 |
| 2009 | 12 | 10 |
| 2010 | 10 | 11 |
| 2011 | 5 | 6 |
| 2012 | 6 | 4 |
| 2013 | 7 | 4 |
| 2014 | 5 | 2 |
| 2015 | 5 | 1 |
| 2016 | 4 | 1 |
| 2017 | 1 | 5 |
| 2018 | 4 | 4 |
| 2019 | 7 | 3 |
| 2020 | 2 | 0 |
| 2021 | 2 | 0 |
| 2022 | 1 | 4 |
| 2023 | 3 | 0 |
| 2024 | 1 | 2 |
| 2025 | 2 | 1 |
| 2026 | 0 | 4 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Optical device for orienting in space a radiation pattern for transmission and/or a radiation pattern for reception of light waves of wide spectral band16 Dec 2025US 12,500,671 B2Oledcomm
- Methods, devices, and systems for management of wireless communication channels18 Mar 2025US 12,255,684 B2Lumeova, Inc.
- Hybrid communication7 May 2024US 11,979,188 B2Stratospheric Platforms Limited
- Re-modulation device, demodulation reception device, modulation transmission device, modulation communication system, re-modulation method, and recording medium15 Aug 2023US 11,728,892 B2NEC Corporation
- Systems and methods for processing a subcarrier-multiplexed signal4 Apr 2023US 11,621,794 B1Huawei Technologies Co., Ltd.
- Optical media converter3 Sep 2026US 2026/0261344 A1Cisco Technology, Inc.
- Optical transmission device and optical transmission system7 May 2026US 2026/0128794 A1Fujitsu Limited
- Unpolarized optical signal amplification using polarization-dependent gain optical amplifiers30 Apr 2026US 2026/0121751 A1Denselight Semiconductors Pte Ltd
- Systems and methods for thz signal source19 Feb 2026US 2026/0051955 A1Attotude, Inc.
- Methods, devices, and systems for management of wireless communication channels3 Jul 2025US 2025/0219731 A1Lumeova, Inc.
Most cited
By later US patents
- Optical fiber transmission system and supervision method of the same114US 5,500,756 AHitachi, Ltd. · 1996
- All-optical, tunable regenerator, reshaper and wavelength converter55US 6,947,206 B2Kailight Photonics, Inc. · 2005
- Equalization, pulse shaping and regeneration of optical signals53US 6,067,180 ANortel Networks Limited · 2000
- Optical telecommunications network52US 5,912,753 ABritish Telecommunications Public Ltd.Co. · 1999
- Optical clock recovery49US 5,548,433 ABritish Telecommunications Public Ltd.Co. · 1996