H04B 7/022
Site diversity
Official title: Site diversity; Macro-diversity (using two or more spaced independent antennas H04B7/04)
H04B7/022 (Site diversity) appears on 5,671 US grants and 7,148 published applications in this corpus.
Search patents in H04B- Granted patents
- 5,671
- Published applications
- 7,148
- Assignees
- 786
- Inventors
- 6,471
- Latest grant
- 6 Oct 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 1 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 3 | 0 |
| 1996 | 6 | 0 |
| 1997 | 4 | 0 |
| 1998 | 8 | 0 |
| 1999 | 9 | 0 |
| 2000 | 17 | 0 |
| 2001 | 17 | 13 |
| 2002 | 17 | 46 |
| 2003 | 20 | 35 |
| 2004 | 26 | 49 |
| 2005 | 24 | 52 |
| 2006 | 51 | 72 |
| 2007 | 45 | 93 |
| 2008 | 25 | 113 |
| 2009 | 40 | 97 |
| 2010 | 68 | 175 |
| 2011 | 95 | 237 |
| 2012 | 117 | 336 |
| 2013 | 216 | 421 |
| 2014 | 306 | 453 |
| 2015 | 397 | 503 |
| 2016 | 487 | 379 |
| 2017 | 454 | 346 |
| 2018 | 420 | 368 |
| 2019 | 394 | 358 |
| 2020 | 385 | 429 |
| 2021 | 360 | 370 |
| 2022 | 347 | 467 |
| 2023 | 327 | 468 |
| 2024 | 393 | 518 |
| 2025 | 381 | 437 |
| 2026 | 205 | 313 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Clustered coherent distributed spatial multiplexing in wireless communication networks6 Oct 2026US 12,756,424 B2TrellisWare Technologies, Inc.
- Transmission method and apparatus, device, and readable storage medium6 Oct 2026US 12,756,425 B2Datang Mobile Communications Equipment Co., Ltd.
- Joint SRI and configuration information for UE6 Oct 2026US 12,756,430 B2Nokia Technologies Oy
- Communication device and communication method29 Sep 2026US 12,750,093 B2Panasonic Intellectual Property Corporation of America
- Communication device and communication method29 Sep 2026US 12,750,094 B2Panasonic Intellectual Property Corporation of America
- Methods, architectures, apparatuses and systems for coordinated beamforming in wi-fi8 Oct 2026US 2026/0312627 A1
- Method for performing joint transmission in wireless communication system and apparatus therefor8 Oct 2026US 2026/0312628 A1LG Electronics Inc.
- Techniques for supporting coherent joint transmission with multiple transmission and reception points8 Oct 2026US 2026/0312636 A1Apple Inc.
- Virtual radio points supporting cloud ran and das8 Oct 2026US 2026/0312887 A1Outdoor Wireless Networks LLC
- Ue selecting and reporting the number of spatial beams for coherent joint transmission8 Oct 2026US 2026/0313417 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- Millimeter-wave surface-wave communications708US 8,897,697 B1AT&T Intellectual Property I, L. P. · 2014
- CDMA microcellular telephone system and distributed antenna system therefor661US 5,280,472 AQUALCOMM Incorporated · 1994
- Method and apparatus for use with a radio distributed antenna system477US 9,705,571 B2AT&T Intellectual Property I, L. P. · 2017
- Guided-wave transmission device with non-fundamental mode propagation and methods for use therewith468US 9,627,768 B2AT&T Intellectual Property I, L. P. · 2017
- Distributed antenna system and methods for use therewith454US 10,027,397 B2AT&T Intellectual Property I, L. P. · 2018