G11B 27/3009
Used signal is a pilot signal inside the frequency band of the
Official title: {used signal is a pilot signal inside the frequency band of the recorded main information signal}
G11B27/3009 (Used signal is a pilot signal inside the frequency band of the) appears on 39 US grants and 11 published applications in this corpus.
Search patents in G11B- Granted patents
- 39
- Published applications
- 11
- Assignees
- 21
- Inventors
- 67
- Latest grant
- 24 May 2022
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 3 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 1 | 0 |
| 1987 | 0 | 0 |
| 1988 | 6 | 0 |
| 1989 | 0 | 0 |
| 1990 | 1 | 0 |
| 1991 | 1 | 0 |
| 1992 | 3 | 0 |
| 1993 | 2 | 0 |
| 1994 | 2 | 0 |
| 1995 | 0 | 0 |
| 1996 | 5 | 0 |
| 1997 | 1 | 0 |
| 1998 | 2 | 0 |
| 1999 | 0 | 0 |
| 2000 | 0 | 0 |
| 2001 | 0 | 0 |
| 2002 | 0 | 0 |
| 2003 | 0 | 0 |
| 2004 | 0 | 0 |
| 2005 | 0 | 0 |
| 2006 | 0 | 0 |
| 2007 | 0 | 0 |
| 2008 | 0 | 0 |
| 2009 | 0 | 2 |
| 2010 | 0 | 0 |
| 2011 | 0 | 0 |
| 2012 | 2 | 0 |
| 2013 | 0 | 0 |
| 2014 | 0 | 0 |
| 2015 | 1 | 0 |
| 2016 | 0 | 3 |
| 2017 | 2 | 3 |
| 2018 | 1 | 0 |
| 2019 | 2 | 1 |
| 2020 | 1 | 1 |
| 2021 | 0 | 0 |
| 2022 | 2 | 1 |
By publication year. Applications have been published since 2001.
Recent patents
- Computer-implemented event detection using sonification24 May 2022US 11,343,545 B2International Business Machines Corporation
- Generation of audio-synchronized visual content1 Feb 2022US 11,238,901 B1GoPro, Inc.
- Audio watermark and synchronization tones for recording devices21 Jul 2020US 10,720,169 B2Axon Enterprise, Inc.
- Apparatus, system and method25 Jun 2019US 10,334,285 B2Sony Corporation
- Apparatus and method for automatically generating an optically machine readable code for a captured image7 May 2019US 10,284,807 B2Sony Interactive Entertainment Inc.
- Generation of audio-synchronized visual content19 May 2022US 2022/0157347 A1GoPro, Inc.
- Computer-implemented event detection using sonification1 Oct 2020US 2020/0314458 A1International Business Machines Corporation
- Audio watermark and sychronization tones for recording devices9 May 2019US 2019/0139558 A1Axon Enterprise, Inc.
- Apparatus and method for automatically generating an optically machine readable code for a captured image26 Oct 2017US 2017/0310924 A1Sony Interactive Entertainment Inc.
- Audio Watermark and Synchronization Tones for Recording Devices14 Sep 2017US 2017/0263258 A1TASER International, Inc.
Most cited
By later US patents
- Recording method and apparatus and audio data user interface45US 5,586,216 AApple Computer, Inc. · 1996
- Geometric and acoustic joint learning45US 8,977,374 B1Google Inc. · 2015
- Method and apparatus for preparing recorded program material to prevent unauthorized duplication by magnetic tape recording38US 4,086,634 ACook Laboratories, Inc. · 1978
- Recording method and apparatus and audio data user interface21US 5,799,280 AApple Computer, Inc. · 1998
- Information recording apparatus19US 4,935,824 ASony Corporation · 1990