G01S 1/72
Beacons or beacon systems transmitting signals having a characteristic or characteristics capable
Official title: using ultrasonic, sonic or infrasonic waves
G01S1/72 (Beacons or beacon systems transmitting signals having a characteristic or characteristics capable) appears on 345 US grants and 346 published applications in this corpus.
Search patents in G01S- Granted patents
- 345
- Published applications
- 346
- Assignees
- 208
- Inventors
- 686
- Latest grant
- 11 Aug 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 7 | 0 |
| 1977 | 4 | 0 |
| 1978 | 1 | 0 |
| 1979 | 6 | 0 |
| 1980 | 13 | 0 |
| 1981 | 3 | 0 |
| 1982 | 2 | 0 |
| 1983 | 2 | 0 |
| 1984 | 5 | 0 |
| 1985 | 1 | 0 |
| 1986 | 1 | 0 |
| 1987 | 1 | 0 |
| 1988 | 2 | 0 |
| 1989 | 2 | 0 |
| 1990 | 3 | 0 |
| 1991 | 1 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
| 1996 | 2 | 0 |
| 1997 | 2 | 0 |
| 1998 | 1 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 0 |
| 2002 | 2 | 1 |
| 2003 | 0 | 3 |
| 2004 | 3 | 0 |
| 2005 | 1 | 7 |
| 2006 | 3 | 3 |
| 2007 | 3 | 4 |
| 2008 | 3 | 2 |
| 2009 | 3 | 5 |
| 2010 | 1 | 1 |
| 2011 | 4 | 7 |
| 2012 | 1 | 12 |
| 2013 | 4 | 20 |
| 2014 | 19 | 20 |
| 2015 | 20 | 20 |
| 2016 | 14 | 54 |
| 2017 | 23 | 23 |
| 2018 | 39 | 30 |
| 2019 | 27 | 32 |
| 2020 | 34 | 23 |
| 2021 | 18 | 15 |
| 2022 | 9 | 18 |
| 2023 | 19 | 14 |
| 2024 | 19 | 14 |
| 2025 | 13 | 11 |
| 2026 | 2 | 7 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
Recent patents
- Systems, devices and methods for determining item availability in a shopping space11 Aug 2026US 12,703,614 B2Walmart Apollo, LLC
- Apparatuses, methods and computer programs for locating mobile devices by using photoacoustically-generated audio signals7 Apr 2026US 12,596,171 B2Nokia Technologies Oy
- System and method for enabling determination of a position of a receiver within a space21 Oct 2025US 12,449,498 B2Takemetuit Inc.
- Audio device with ultrasound movement detection16 Sep 2025US 12,418,753 B2Gn Audio A/S
- Broadcast-type underwater navigation positioning system and method9 Sep 2025US 12,411,205 B2First Institute of Oceanography, Ministry of Natural Resources
- Estimating Loudspeaker Elevation17 Sep 2026US 2026/0276771 A1Samsung Electronics Co., Ltd.
- Precise indoor positioning and event detection system using acoustic signals, imu data, wireless clock synchronization, shared beacon control, multi-speaker devices and targeted signal searching14 May 2026US 2026/0133278 A1
- Dual-purpose sound system for audio rendering and ultrasonic beacon signaling16 Apr 2026US 2026/0104843 A1Nokia Solution and Networks Oy
- Electronic device, positioning method thereof, and medium2 Apr 2026US 2026/0093033 A1Huawei Technologies Co., Ltd.
- Wireless communication method, sending-end device, and ambient power (amp) device5 Mar 2026US 2026/0067856 A1Guangdong Oppo Mobile Telecommunications Corp., Ltd.
Most cited
By later US patents
- Shutter speed control method and system397US 5,650,944 AFuji Jukogyo Kabushiki Kaisha · 1997
- Distance detection method and system using a stereoscopical imaging apparatus353US 5,535,144 AFuji Jukogyo Kabushiki Kaisha · 1996
- Locator beacon and radar application for mobile device171US 8,847,754 B22014
- Differential charge amplifier for marine seismic applications137US 3,939,468 AWhitehall Corporation · 1976
- Portable integrated indoor and outdoor positioning system and method103US 6,459,989 B1SRI International · 2002