G11B 20/00913
Based on a spread spectrum technique
Official title: {based on a spread spectrum technique}
G11B20/00913 (Based on a spread spectrum technique) appears on 50 US grants and 31 published applications in this corpus.
Search patents in G11B- Granted patents
- 50
- Published applications
- 31
- Assignees
- 19
- Inventors
- 67
- Latest grant
- 1 Aug 2017
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1994 | 1 | 0 |
| 1995 | 0 | 0 |
| 1996 | 0 | 0 |
| 1997 | 2 | 0 |
| 1998 | 2 | 0 |
| 1999 | 5 | 0 |
| 2000 | 0 | 0 |
| 2001 | 2 | 3 |
| 2002 | 6 | 5 |
| 2003 | 6 | 3 |
| 2004 | 5 | 3 |
| 2005 | 1 | 3 |
| 2006 | 5 | 3 |
| 2007 | 2 | 5 |
| 2008 | 5 | 0 |
| 2009 | 0 | 0 |
| 2010 | 1 | 0 |
| 2011 | 1 | 1 |
| 2012 | 1 | 2 |
| 2013 | 2 | 1 |
| 2014 | 1 | 2 |
| 2015 | 1 | 0 |
| 2016 | 0 | 0 |
| 2017 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Information carrier comprising access information1 Aug 2017US 9,720,622 B2Koninklijke Philips N. V.
- Non-volatile memory for anti-cloning and authentication method for the same28 Apr 2015US 9,021,603 B2Samsung Electronics Co., Ltd.
- Information carrier comprising access information4 Feb 2014US 8,644,118 B2Koninklijke Philips N. V.
- Non-volatile memory for anti-cloning and authentication method for the same1 Oct 2013US 8,549,659 B2Samsung Electronics Co., Ltd.
- Information carrier comprising access information8 Jan 2013US 8,351,313 B2Koninklijke Philips Electronics N. V.
- Information carrier comprising access information29 May 2014US 2014/0149661 A1Koninklijke Philips Electronics N. V.
- Non-volatile memory for anti-cloning and authentication method for the same30 Jan 2014US 2014/0033325 A1Samsung Electronics Co., Ltd.
- Information carrier comprising access information25 Apr 2013US 2013/0100784 A1Koninklijke Philips Electronics N. V.
- Information carrier comprising access information10 May 2012US 2012/0113788 A1Koninklijke Philips Electronics N. V.
- Non-volatile memory for anti-cloning and authentication method for the same15 Mar 2012US 2012/0066774 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Embedded signalling739US 5,319,735 ABolt Beranek and Newman Inc. · 1994
- Secure spread spectrum watermarking for multimedia data664US 5,930,369 ANEC Research Institute, Inc. · 1999
- Digital watermarking618US 5,915,027 ANEC Corporation · 1999
- Multi-media copy management system382US 5,963,909 ASolana Technology Development Corporation · 1999
- Multi-media copy management system333US 5,719,937 ASolana Technology Develpment Corporation · 1998