|
US5241597A
(en)
*
|
1991-02-01 |
1993-08-31 |
Motorola, Inc. |
Method for recovering from encryption key variable loss
|
|
US5499294A
(en)
*
|
1993-11-24 |
1996-03-12 |
The United States Of America As Represented By The Administrator Of The National Aeronautics And Space Administration |
Digital camera with apparatus for authentication of images produced from an image file
|
|
US6138203A
(en)
*
|
1995-11-10 |
2000-10-24 |
Sony Corporation |
Information processing apparatus and method enabling a write-once recording medium to be utilized as a rewriteable recording medium
|
|
CA2242596C
(en)
*
|
1996-01-11 |
2012-06-19 |
Mrj, Inc. |
System for controlling access and distribution of digital property
|
|
JPH1021144A
(ja)
*
|
1996-07-03 |
1998-01-23 |
Hitachi Ltd |
ディジタル著作物配布システム及び不正な複製物の検出方法
|
|
US6532543B1
(en)
*
|
1996-08-13 |
2003-03-11 |
Angel Secure Networks, Inc. |
System and method for installing an auditable secure network
|
|
US6918038B1
(en)
*
|
1996-08-13 |
2005-07-12 |
Angel Secure Networks, Inc. |
System and method for installing an auditable secure network
|
|
JP3154325B2
(ja)
*
|
1996-11-28 |
2001-04-09 |
日本アイ・ビー・エム株式会社 |
認証情報を画像に隠し込むシステム及び画像認証システム
|
|
US6081897A
(en)
*
|
1997-01-13 |
2000-06-27 |
Recording Industry Of America |
Apparatus for monitoring and preventing unauthorized copying of digital data
|
|
JP3657745B2
(ja)
*
|
1997-07-23 |
2005-06-08 |
横河電機株式会社 |
ユーザ認証方法及びユーザ認証システム
|
|
JPH11122239A
(ja)
*
|
1997-10-16 |
1999-04-30 |
Sony Corp |
情報処理装置および方法、並びに伝送媒体
|
|
US6360325B1
(en)
*
|
1998-11-23 |
2002-03-19 |
Guo Chiang Chao |
Method for retarding the duplication of a data-storage device
|
|
US6591365B1
(en)
*
|
1999-01-21 |
2003-07-08 |
Time Warner Entertainment Co., Lp |
Copy protection control system
|
|
EP1022895A3
(en)
*
|
1999-01-22 |
2001-04-04 |
Matsushita Electric Industrial Co., Ltd. |
Apparatus for and method of embedding and extracting digital information, and medium having program for carrying out the method recorded thereon
|
|
JP2001051906A
(ja)
*
|
1999-05-31 |
2001-02-23 |
Sony Corp |
情報処理装置および方法、並びにプログラム格納媒体
|
|
US7143445B1
(en)
*
|
1999-05-31 |
2006-11-28 |
Sony Corporation |
Information processing apparatus, information processing method, and program storage medium
|
|
JP3321442B2
(ja)
*
|
1999-10-13 |
2002-09-03 |
エヌ・ティ・ティ・コムウェア株式会社 |
通信料金算出装置、その制御方法および記録媒体
|
|
JP3820581B2
(ja)
*
|
2001-04-04 |
2006-09-13 |
ソニー株式会社 |
情報処理装置および方法、記録媒体、プログラム、並びに記録装置
|
|
JP3778024B2
(ja)
*
|
2001-07-30 |
2006-05-24 |
ソニー株式会社 |
情報処理装置及び情報処理方法、並びに記憶媒体
|
|
JP2003051819A
(ja)
*
|
2001-08-08 |
2003-02-21 |
Toshiba Corp |
マイクロプロセッサ
|
|
KR20030081105A
(ko)
*
|
2002-04-12 |
2003-10-17 |
마츠시타 덴끼 산교 가부시키가이샤 |
광 디스크 재생장치 및 광 디스크 재생 제어방법
|
|
JP4391056B2
(ja)
*
|
2002-04-15 |
2009-12-24 |
ソニー株式会社 |
情報管理装置および方法、記録媒体、並びにプログラム
|
|
CN1802813A
(zh)
|
2003-06-05 |
2006-07-12 |
松下电器产业株式会社 |
用于接收许可的用户终端
|
|
US7246156B2
(en)
*
|
2003-06-09 |
2007-07-17 |
Industrial Defender, Inc. |
Method and computer program product for monitoring an industrial network
|
|
EP1654712A1
(en)
*
|
2003-07-02 |
2006-05-10 |
Mobipay International, S.A. |
Digital mobile telephone transaction and payment system
|
|
US20050033701A1
(en)
*
|
2003-08-08 |
2005-02-10 |
International Business Machines Corporation |
System and method for verifying the identity of a remote meter transmitting utility usage data
|
|
EP1680724B1
(en)
*
|
2003-08-26 |
2019-05-08 |
Panasonic Intellectual Property Corporation of America |
Program execution device
|
|
JP3953007B2
(ja)
*
|
2003-09-11 |
2007-08-01 |
ソニー株式会社 |
情報記録処理装置、情報再生処理装置、情報記録媒体、および方法、並びにコンピュータ・プログラム
|
|
CN1284115C
(zh)
|
2003-11-17 |
2006-11-08 |
英业达股份有限公司 |
数字影像加密处理系统
|
|
JP2005157930A
(ja)
*
|
2003-11-28 |
2005-06-16 |
Matsushita Electric Ind Co Ltd |
機密情報処理システムおよびlsi
|
|
JP2005268903A
(ja)
*
|
2004-03-16 |
2005-09-29 |
Toshiba Corp |
暗号鍵共有装置、暗号鍵共有方法、プログラム及び通信機器
|
|
US7747872B2
(en)
*
|
2004-03-25 |
2010-06-29 |
Franklin Electronic Publishers, Inc. |
Secure portable electronic reference device
|
|
KR100490863B1
(ko)
*
|
2004-06-09 |
2005-05-24 |
디지아나 주식회사 |
디지털 멀티미디어 방송에서의 저작권료 과금처리 시스템및 과금처리방법
|
|
JP4131964B2
(ja)
*
|
2004-12-10 |
2008-08-13 |
株式会社東芝 |
情報端末装置
|
|
US8065498B2
(en)
*
|
2005-01-07 |
2011-11-22 |
Panasonic Corporation |
Backup system, recording/reproduction device, backup device, backup method, program, and integrated circuit
|
|
US8034002B2
(en)
*
|
2005-03-17 |
2011-10-11 |
Coifman Robert E |
Apparatus and method for intelligent electronic peak flow meters
|
|
US8050446B2
(en)
*
|
2005-07-12 |
2011-11-01 |
The Board Of Trustees Of The University Of Arkansas |
Method and system for digital watermarking of multimedia signals
|
|
JP2007215162A
(ja)
*
|
2006-01-11 |
2007-08-23 |
Canon Inc |
情報処理装置及びその制御方法、プログラム、記憶媒体
|