G11B 20/00427
Advanced access content system [aacs]
Official title: {advanced access content system [AACS]}
G11B20/00427 (Advanced access content system [aacs]) appears on 71 US grants and 107 published applications in this corpus.
Search patents in G11B- Granted patents
- 71
- Published applications
- 107
- Assignees
- 28
- Inventors
- 144
- Latest grant
- 14 Jul 2020
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 2006 | 0 | 4 |
| 2007 | 0 | 13 |
| 2008 | 0 | 15 |
| 2009 | 2 | 29 |
| 2010 | 2 | 13 |
| 2011 | 10 | 11 |
| 2012 | 16 | 12 |
| 2013 | 8 | 6 |
| 2014 | 20 | 2 |
| 2015 | 9 | 1 |
| 2016 | 1 | 0 |
| 2017 | 1 | 0 |
| 2018 | 1 | 1 |
| 2019 | 0 | 0 |
| 2020 | 1 | 0 |
By publication year.
Recent patents
- Information processing device and information processing method14 Jul 2020US 10,713,336 B2Sony Corporation
- Information processing device and information processing method10 Jul 2018US 10,020,019 B2Sony Corporation
- Recording medium device, terminal device, distribution device, control method, and program recording medium14 Mar 2017US 9,594,883 B2Panasonic Corporation
- Method for copy protection16 Feb 2016US 9,263,085 B2SONY DADC Austria AG
- Information processing apparatus, information processing system, information processing method, and program27 Oct 2015US 9,171,570 B2Sont Corporation
- Information processing device, and information processing method, and program23 Aug 2018US 2018/0239879 A1Sony Corporation
- Recording medium device, terminal device, distribution device, control method, and program recording medium25 Jun 2015US 2015/0178480 A1Panasonic Corporation
- System and method for digital rights management using advanced copy with issue rights, and managed copy tokens9 Oct 2014US 2014/0304177 A1ContentGuard Holdings, Inc.
- Method for copy protection25 Sep 2014US 2014/0286623 A1SONY DADC Austria AG
- Method and apparatus for efficiently fixing transformed part of content22 Aug 2013US 2013/0219509 A1Samsung Electronics Co., Ltd.
Most cited
By later US patents
- Read/write media key block22US 7,971,070 B2Disney Enterprises, Inc. · 2011
- Content providing device, data processing method, and computer program20US 8,099,519 B2Sony Corporation · 2012
- Information processing device, information processing method, and computer program16US 7,983,416 B2Sony Corporation · 2011
- Information processing apparatus and method, information recording medium, and computer program8US 7,536,420 B2Sony Corporation · 2009
- Data transmitting method, recording medium, apparatus for reproducing data from recording medium using local storage and method thereof8US 8,233,777 B2LG Electronics Inc. · 2012