G01S 3/802
Systems for determining direction or deviation from predetermined direction
G01S3/802 (Systems for determining direction or deviation from predetermined direction) appears on 1,034 US grants and 912 published applications in this corpus.
Search patents in G01S- Granted patents
- 1,034
- Published applications
- 912
- Assignees
- 527
- Inventors
- 2,121
- Latest grant
- 22 Sep 2026
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1976 | 11 | 0 |
| 1977 | 9 | 0 |
| 1978 | 7 | 0 |
| 1979 | 6 | 0 |
| 1980 | 10 | 0 |
| 1981 | 8 | 0 |
| 1982 | 4 | 0 |
| 1983 | 1 | 0 |
| 1984 | 7 | 0 |
| 1985 | 3 | 0 |
| 1986 | 5 | 0 |
| 1987 | 2 | 0 |
| 1988 | 4 | 0 |
| 1989 | 2 | 0 |
| 1990 | 11 | 0 |
| 1991 | 9 | 0 |
| 1992 | 7 | 0 |
| 1993 | 10 | 0 |
| 1994 | 11 | 0 |
| 1995 | 10 | 0 |
| 1996 | 18 | 0 |
| 1997 | 8 | 0 |
| 1998 | 9 | 0 |
| 1999 | 12 | 0 |
| 2000 | 6 | 0 |
| 2001 | 9 | 2 |
| 2002 | 9 | 9 |
| 2003 | 16 | 14 |
| 2004 | 11 | 18 |
| 2005 | 9 | 15 |
| 2006 | 13 | 14 |
| 2007 | 19 | 15 |
| 2008 | 17 | 13 |
| 2009 | 15 | 23 |
| 2010 | 22 | 20 |
| 2011 | 14 | 28 |
| 2012 | 32 | 38 |
| 2013 | 15 | 39 |
| 2014 | 27 | 30 |
| 2015 | 31 | 24 |
| 2016 | 47 | 47 |
| 2017 | 48 | 37 |
| 2018 | 45 | 46 |
| 2019 | 43 | 75 |
| 2020 | 55 | 67 |
| 2021 | 62 | 88 |
| 2022 | 73 | 72 |
| 2023 | 63 | 64 |
| 2024 | 68 | 52 |
| 2025 | 55 | 41 |
| 2026 | 26 | 21 |
By publication year. Applications have been published since 2001. 2026 runs to 8 Oct.
Subgroups
Granted patents
- G01S 3/808Using transducers spaced apart and measuring phase or time difference between signals652
- G01S 3/803Using amplitude comparison of signals derived from receiving transducers or transducer systems152
- G01S 3/805Using adjustment of real or effective orientation of directivity characteristics of a80
- G01S 3/8022Using the doppler shift introduced by the relative motion between source and31
- G01S 3/809Rotating or oscillating beam systems using continuous analysis of received signal for13
- G01S 3/8027By vectorial composition of signals received by plural, differently-oriented transducers9
- G01S 3/8025Conical-scan beam systems using signals indicative of the deviation of the direction3
Recent patents
- Device, system, and method for tracking an object using radar data and imager data22 Sep 2026US 12,742,852 B2Trackman A/S
- Method for obtaining a position of a sound source18 Aug 2026US 12,710,502 B2Nomono AS
- Mobile robot with audio perception system11 Aug 2026US 12,704,849 B2Robert Bosch GmbH
- Autonomous underwater vehicle and corresponding guidance method4 Aug 2026US 12,698,069 B2Sercel
- Method for directing user and electronic device4 Aug 2026US 12,699,159 B2Huawei Technologies Co., Ltd.
- Method for determining a direction from which an emergency vehicle is approaching a vehicle8 Oct 2026US 2026/0309827 A1Mercedes-Benz Group AG
- System and method for tunable acoustic direction sensing using a capacitively coupled circuit1 Oct 2026US 2026/0299074 A1Toyota Jidosha Kabushiki Kaisha
- Sound direction sensor-based acoustic camera and related systems and methods17 Sep 2026US 2026/0276773 A1Toyota Jidosha Kabushiki Kaisha
- Noise camera, server for processing documentary evidence from noise-cameras and methods10 Sep 2026US 2026/0266944 A1Intelligent Instruments Corporation
- Tracking based on sound and sensor fusion20 Aug 2026US 2026/0243863 A1QUALCOMM Incorporated
Most cited
By later US patents
- Locating an audio source355US 6,593,956 B1Polycom, Inc. · 2003
- Determining speaker direction using a spherical microphone array204US 9,560,441 B1Amazon Technologies, Inc. · 2017
- Microphone array system185US 8,861,756 B2Li Creative Technologies, Inc. · 2014
- Beam rejection in multi-beam microphone systems180US 9,689,960 B1Amazon Technologies, Inc. · 2017
- Method for vectorial noise-reduction in speech, and implementation device165US 5,500,903 ASextant Avionique · 1996