H04B 1/62
Details of transmission systems, not covered by a single one of groups
Official title: for providing a predistortion of the signal in the transmitter and corresponding correction in the receiver, e.g. for improving the signal/noise ratio
H04B1/62 (Details of transmission systems, not covered by a single one of groups) appears on 398 US grants and 267 published applications in this corpus.
Search patents in H04B- Granted patents
- 398
- Published applications
- 267
- Assignees
- 201
- Inventors
- 644
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 6 | 0 |
| 1977 | 5 | 0 |
| 1978 | 11 | 0 |
| 1979 | 4 | 0 |
| 1980 | 3 | 0 |
| 1981 | 6 | 0 |
| 1982 | 5 | 0 |
| 1983 | 1 | 0 |
| 1984 | 6 | 0 |
| 1985 | 8 | 0 |
| 1986 | 4 | 0 |
| 1987 | 10 | 0 |
| 1988 | 2 | 0 |
| 1989 | 4 | 0 |
| 1990 | 4 | 0 |
| 1991 | 6 | 0 |
| 1992 | 6 | 0 |
| 1993 | 6 | 0 |
| 1994 | 3 | 0 |
| 1995 | 4 | 0 |
| 1996 | 9 | 0 |
| 1997 | 5 | 0 |
| 1998 | 6 | 0 |
| 1999 | 6 | 0 |
| 2000 | 3 | 0 |
| 2001 | 4 | 3 |
| 2002 | 4 | 7 |
| 2003 | 7 | 8 |
| 2004 | 7 | 4 |
| 2005 | 4 | 4 |
| 2006 | 6 | 2 |
| 2007 | 4 | 4 |
| 2008 | 3 | 3 |
| 2009 | 8 | 5 |
| 2010 | 1 | 2 |
| 2011 | 3 | 6 |
| 2012 | 5 | 8 |
| 2013 | 12 | 24 |
| 2014 | 18 | 37 |
| 2015 | 26 | 29 |
| 2016 | 32 | 20 |
| 2017 | 27 | 13 |
| 2018 | 15 | 7 |
| 2019 | 11 | 8 |
| 2020 | 14 | 9 |
| 2021 | 5 | 10 |
| 2022 | 11 | 12 |
| 2023 | 11 | 15 |
| 2024 | 11 | 10 |
| 2025 | 9 | 9 |
| 2026 | 7 | 8 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Coexistence management for radio frequency communication systems29 Sep 2026US 12,750,083 B2Skyworks Solutions, Inc.
- Transmission setting selection18 Aug 2026US 12,712,576 B2QUALCOMM Incorporated
- Information processing apparatus, transmission-side apparatus and method18 Aug 2026US 12,712,591 B2Toyota Jidosha Kabushiki Kaisha
- Communication device and method for operating same16 Jun 2026US 12,658,951 B2Samsung Electronics Co., Ltd.
- Transmission device and signal predistortion method thereof17 Mar 2026US 12,580,525 B2Realtek Semiconductor Corp.
- Electronic device and method for digital predistortion in wireless communication system6 Aug 2026US 2026/0230099 A1Samsung Electronics Co., Ltd.
- Enhanced feedback signal routing designs and methods for enhanced transceiver performance18 Jun 2026US 2026/0172061 A1QUALCOMM Incorporated
- Electronic device and method for digital predistortion in wireless communication system21 May 2026US 2026/0142682 A1Samsung Electronics Co., Ltd.
- Electronic device and method for digital predistortion in wireless communication system14 May 2026US 2026/0135579 A1Samsung Electronics Co., Ltd.
- Method and device for estimating ota outputs12 Mar 2026US 2026/0074723 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Modulation system capable of improving a transmission system144US 4,700,151 ANEC Corporation · 1987
- Multi-band programmable compression system142US 4,882,762 AResound Corporation · 1989
- Digital signal/noise ratio amplifier apparatus for a communication system137US 4,295,223 AWestinghouse Electric Corp. · 1981
- Predistorter for linearization of electronic and optical signals120US 5,132,639 AOrtel Corporation · 1992
- Signal transfer device measurement system and method111US 6,405,147 B1Condor Systems, Inc. · 2002