H04B 2201/00
Indexing scheme relating to details of transmission systems not covered by a
Official title: Indexing scheme relating to details of transmission systems not covered by a single group of H04B3/00 - H04B13/00
H04B2201/00 (Indexing scheme relating to details of transmission systems not covered by a) appears on 4,041 US grants and 3,725 published applications in this corpus.
Search patents in H04B- Granted patents
- 4,041
- Published applications
- 3,725
- Assignees
- 879
- Inventors
- 5,006
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1979 | 1 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 1 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 5 | 0 |
| 1991 | 3 | 0 |
| 1992 | 9 | 0 |
| 1993 | 4 | 0 |
| 1994 | 5 | 0 |
| 1995 | 10 | 0 |
| 1996 | 23 | 0 |
| 1997 | 36 | 0 |
| 1998 | 58 | 0 |
| 1999 | 83 | 0 |
| 2000 | 85 | 0 |
| 2001 | 94 | 74 |
| 2002 | 114 | 323 |
| 2003 | 168 | 284 |
| 2004 | 205 | 278 |
| 2005 | 162 | 256 |
| 2006 | 282 | 239 |
| 2007 | 206 | 219 |
| 2008 | 199 | 233 |
| 2009 | 200 | 235 |
| 2010 | 244 | 202 |
| 2011 | 254 | 146 |
| 2012 | 204 | 110 |
| 2013 | 196 | 90 |
| 2014 | 151 | 107 |
| 2015 | 157 | 111 |
| 2016 | 114 | 95 |
| 2017 | 87 | 65 |
| 2018 | 81 | 81 |
| 2019 | 100 | 79 |
| 2020 | 98 | 102 |
| 2021 | 97 | 81 |
| 2022 | 64 | 87 |
| 2023 | 89 | 84 |
| 2024 | 62 | 54 |
| 2025 | 58 | 52 |
| 2026 | 28 | 38 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Ultra-wideband location systems and methods6 Oct 2026US 12,756,996 B2Be Spoon
- Energy efficient ultra-wideband impulse radio systems and methods8 Sep 2026US 12,732,226 B2Transfert Plus, Societe en Commandite
- Frequency hopping and collision handling for uplink transmission in advanced duplex systems25 Aug 2026US 12,719,649 B2Intel Corporation
- Signal transmission method and related apparatus18 Aug 2026US 12,712,592 B2Huawei Technologies Co., Ltd.
- Transmitting data11 Aug 2026US 12,706,634 B2Telefonaktiebolaget LM Ericsson (publ)
- Method and apparatus for transmission or reception of scheduling information based on block/round structure in ultra-wideband wireless network system8 Oct 2026US 2026/0312621 A1LG Electronics Inc.
- Method and apparatus for signal interference processing24 Sep 2026US 2026/0292861 A1ISCO International, LLC
- Ranging with simultaneous frames17 Sep 2026US 2026/0276810 A1DecaWave, Ltd.
- Method and apparatus for transmitting or receiving scheduling information based on hyper block structure in ultra wideband wireless network system17 Sep 2026US 2026/0280602 A1LG Electronics Inc.
- Method and apparatus for co-scheduling sensing and ranging in ultra-wideband communication3 Sep 2026US 2026/0261281 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- System and method for generating signal waveforms in a CDMA cellular telephone system1,721US 5,103,459 AQUALCOMM Incorporated · 1992
- Spread spectrum multiple access communication system using satellite or terrestrial repeaters1,545US 4,901,307 AQUALCOMM Incorporated · 1990
- Method and system for providing a soft handoff in communications in a CDMA cellular telephone system852US 5,101,501 AQUALCOMM Incorporated · 1992
- Diversity receiver in a CDMA cellular telephone system825US 5,109,390 AQUALCOMM Incorporated · 1992
- Lower overhead method for data transmission using ATM and SCDMA over hybrid fiber coax cable plant683US 5,991,308 ATerayon Communication Systems, Inc. · 1999