H04W 12/79
Radio fingerprint
H04W12/79 (Radio fingerprint) appears on 367 US grants and 443 published applications in this corpus.
Search patents in H04W- Granted patents
- 367
- Published applications
- 443
- Assignees
- 245
- Inventors
- 859
- Latest grant
- 25 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 0 | 0 |
| 1998 | 3 | 0 |
| 1999 | 5 | 0 |
| 2000 | 3 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 2 |
| 2005 | 0 | 0 |
| 2006 | 1 | 1 |
| 2007 | 1 | 7 |
| 2008 | 1 | 4 |
| 2009 | 4 | 6 |
| 2010 | 4 | 3 |
| 2011 | 6 | 3 |
| 2012 | 8 | 6 |
| 2013 | 5 | 12 |
| 2014 | 5 | 17 |
| 2015 | 12 | 29 |
| 2016 | 24 | 38 |
| 2017 | 30 | 22 |
| 2018 | 25 | 23 |
| 2019 | 26 | 29 |
| 2020 | 26 | 44 |
| 2021 | 25 | 32 |
| 2022 | 37 | 34 |
| 2023 | 29 | 38 |
| 2024 | 29 | 38 |
| 2025 | 39 | 36 |
| 2026 | 17 | 19 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Recent patents
- Sparse domains exploitation for physical layer authentication25 Aug 2026US 12,719,846 B2Vestel Elektronik Sanayi Ve Ticaret A.S.
- Method for tracking physical localization of cellular devices in mobile communication networks and the system thereof25 Aug 2026US 12,720,278 B2Korea Advanced Institute of Science and Technology
- Method and system for authentication of RF device11 Aug 2026US 12,707,261 B2Nagravision Sarl
- Identifying devices within transmissions within a sensing network23 Jun 2026US 12,666,268 B2Cognitive Systems Corp.
- Road user recognition method and device, storage medium, and electronic device2 Jun 2026US 12,644,995 B2Zte Corporation
- Identifying devices within transmissions within a sensing network24 Sep 2026US 2026/0292515 A1Cognitive Systems Corp.
- Radio frequency fingerprint processing13 Aug 2026US 2026/0238701 A1Cujo LLC
- Rf characteristic used to validate genuineness and counter a relay attack16 Jul 2026US 2026/0205808 A1Assa Abloy AB
- Early commit late detect attack prevention9 Jul 2026US 2026/0196088 A1Texas Instruments Incorporated
- Methods and devices for confirming proximity of a device9 Jul 2026US 2026/0197683 A1Telefonaktiebolaget LM Ericsson (publ)
Most cited
By later US patents
- Cellular telephone fraud prevention system using RF signature analysis266US 5,905,949 ACorsair Communications, Inc. · 1999
- Method and apparatus for exchanging RF signatures between cellular telephone systems239US 6,023,619 AAirTouch Communications, Inc. · 2000
- User authentication in a communication system utilizing biometric information239US 6,104,922 AMotorola, Inc. · 2000
- System and method for radio-frequency fingerprinting as a security layer in RFID devices228US 8,810,404 B2The United States of America as represented by the Secretary of the Navy · 2014
- Method for automated security configuration in a wireless network221US 7,277,547 B1Sprint Spectrum L. P. · 2007