G11B 20/00775
Wherein said copy control information is encoded in an encryption mode indicator
Official title: {wherein said copy control information is encoded in an encryption mode indicator [EMI]}
G11B20/00775 (Wherein said copy control information is encoded in an encryption mode indicator) appears on 25 US grants and 27 published applications in this corpus.
Search patents in G11B- Granted patents
- 25
- Published applications
- 27
- Assignees
- 11
- Inventors
- 63
- Latest grant
- 16 Sep 2014
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 1 | 0 |
| 2000 | 0 | 0 |
| 2001 | 1 | 0 |
| 2002 | 0 | 3 |
| 2003 | 3 | 9 |
| 2004 | 1 | 2 |
| 2005 | 0 | 1 |
| 2006 | 0 | 1 |
| 2007 | 4 | 6 |
| 2008 | 3 | 1 |
| 2009 | 1 | 0 |
| 2010 | 3 | 3 |
| 2011 | 2 | 1 |
| 2012 | 1 | 0 |
| 2013 | 2 | 0 |
| 2014 | 2 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Transmission system16 Sep 2014US 8,837,533 B2Panasonic Corporation
- Apparatus for, and method of, recording/playing audio data having additional information embedded therein17 Jun 2014US 8,756,709 B2Sony Corporation
- Authorized content verification method, content transmission/reception system, transmitter, and receiver13 Aug 2013US 8,510,844 B2Panasonic Corporation
- Authentication and encryption utilizing command identifiers12 Feb 2013US 8,375,206 B2Sony Computer Entertainment Inc.
- Information playing/reproducing apparatus and method7 Feb 2012US 8,112,811 B2Sony Corporation
- Transmission system11 Aug 2011US 2011/0196681 A1Panasonic Corporation
- Authentication and encryption utilizing command indentifiers16 Sep 2010US 2010/0235633 A1Sony Computer Entertainment Inc.
- Information recording/reproducing apparatus and method4 Mar 2010US 2010/0054462 A1Sony Corporation
- Authentication and encryption utlizing command identifiers7 Jan 2010US 2010/0005301 A1Sony Computer Entertainment Inc.
- Authorized Content Verification Method, Content Transmission/Reception System, Transmitter, and Receiver2 Oct 2008US 2008/0244698 A1Matsushita Electric Industrial Co., Ltd.
Most cited
By later US patents
- Recording/reproducing apparatus, program recorded medium, recorded medium, cache device, and transmitter172US 6,584,552 B1Matsushita Electric Industrial Co., Ltd. · 2003
- Data authentication system119US 7,373,506 B2Sony Corporation · 2008
- Method and system for transferring information using an encryption mode indicator107US 6,223,285 B1Sony Corporation of Japan · 2001
- Method and system for transferring information using an encryption mode indicator54US 7,177,427 B1Sony Corporation · 2007
- Authentication and encryption utilizing command identifiers37US 7,669,052 B2Sony Computer Entertainment Inc. · 2010