H04B 5/40
Near-field transmission systems: characterised by components specially adapted for near-field transmission
Official title: characterised by components specially adapted for near-field transmission
H04B5/40 (Near-field transmission systems: characterised by components specially adapted for near-field transmission) appears on 2,313 US grants and 2,841 published applications in this corpus.
Search patents in H04B- Granted patents
- 2,313
- Published applications
- 2,841
- Assignees
- 985
- Inventors
- 4,230
- Latest grant
- 29 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 2 | 0 |
| 1977 | 1 | 0 |
| 1978 | 1 | 0 |
| 1979 | 0 | 0 |
| 1980 | 1 | 0 |
| 1981 | 1 | 0 |
| 1982 | 0 | 0 |
| 1983 | 2 | 0 |
| 1984 | 2 | 0 |
| 1985 | 3 | 0 |
| 1986 | 1 | 0 |
| 1987 | 2 | 0 |
| 1988 | 6 | 0 |
| 1989 | 3 | 0 |
| 1990 | 2 | 0 |
| 1991 | 4 | 0 |
| 1992 | 4 | 0 |
| 1993 | 1 | 0 |
| 1994 | 5 | 0 |
| 1995 | 3 | 0 |
| 1996 | 3 | 0 |
| 1997 | 2 | 0 |
| 1998 | 7 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 6 | 1 |
| 2002 | 3 | 8 |
| 2003 | 6 | 8 |
| 2004 | 3 | 15 |
| 2005 | 9 | 23 |
| 2006 | 12 | 40 |
| 2007 | 16 | 51 |
| 2008 | 12 | 62 |
| 2009 | 18 | 79 |
| 2010 | 29 | 85 |
| 2011 | 45 | 50 |
| 2012 | 56 | 83 |
| 2013 | 78 | 137 |
| 2014 | 106 | 153 |
| 2015 | 127 | 179 |
| 2016 | 154 | 187 |
| 2017 | 184 | 186 |
| 2018 | 175 | 212 |
| 2019 | 241 | 223 |
| 2020 | 166 | 189 |
| 2021 | 204 | 207 |
| 2022 | 153 | 148 |
| 2023 | 130 | 157 |
| 2024 | 112 | 121 |
| 2025 | 127 | 155 |
| 2026 | 77 | 82 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Chassis with a handle having an antenna for wireless communication29 Sep 2026US 12,749,796 B2AES Global Holdings PTE Ltd.
- Device and method for performing authentication in wireless power transmission system29 Sep 2026US 12,750,092 B2LG Electronics Inc.
- Coexistence of wireless technologies on an antenna22 Sep 2026US 12,743,593 B2Apple Inc.
- Short-range wireless communication device22 Sep 2026US 12,744,321 B2Murata Manufacturing Co., Ltd.
- Near-field communication systems and methods for reducing beat frequency signals in the near-field communication systems15 Sep 2026US 12,736,571 B2NXP B.V.
- Method, terminal, and smart card for registering and recognizing fingerprint8 Oct 2026US 2026/0310925 A1Samsung Electronics Co., Ltd.
- Combo antenna module and method for manufacturing same24 Sep 2026US 2026/0291066 A1Amotech Co., Ltd.
- Method and apparatus for backscatter signal transmission, communication device, and readable storage medium17 Sep 2026US 2026/0278320 A1Vivo Mobile Communication Co., Ltd.
- Codebook design for near-field communication17 Sep 2026US 2026/0280660 A1Mediatek Inc.
- Nfc device and operating method thereof3 Sep 2026US 2026/0261282 A1NXP B. V.
Most cited
By later US patents
- Surgical communication and power system505US 6,474,341 B1Surgical Navigation Technologies, Inc. · 2002
- Near field RF communicators and near field communications enabled devices486US 8,150,321 B22012
- Short-range magnetic communication system397US 5,771,438 AAura Communications, Inc. · 1998
- Modular wireless headset system370US 6,230,029 B1Advanced Mobile Solutions, Inc. · 2001
- Near field communication initialization364US 8,233,841 B2eBay Inc. · 2012