GB9400971D0 - Method of and apparatus for manipulating digital data - Google Patents
Method of and apparatus for manipulating digital dataInfo
- Publication number
- GB9400971D0 GB9400971D0 GB9400971A GB9400971A GB9400971D0 GB 9400971 D0 GB9400971 D0 GB 9400971D0 GB 9400971 A GB9400971 A GB 9400971A GB 9400971 A GB9400971 A GB 9400971A GB 9400971 D0 GB9400971 D0 GB 9400971D0
- Authority
- GB
- United Kingdom
- Prior art keywords
- digital data
- manipulating digital
- manipulating
- data
- digital
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
Priority Applications (3)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9400971A GB9400971D0 (en) | 1994-01-19 | 1994-01-19 | Method of and apparatus for manipulating digital data |
AU14228/95A AU1422895A (en) | 1994-01-19 | 1995-01-19 | Method of and apparatus for manipulating digital data works |
PCT/GB1995/000099 WO1995020291A1 (en) | 1994-01-19 | 1995-01-19 | Method of and apparatus for manipulating digital data works |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB9400971A GB9400971D0 (en) | 1994-01-19 | 1994-01-19 | Method of and apparatus for manipulating digital data |
Publications (1)
Publication Number | Publication Date |
---|---|
GB9400971D0 true GB9400971D0 (en) | 1994-03-16 |
Family
ID=10749021
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
GB9400971A Pending GB9400971D0 (en) | 1994-01-19 | 1994-01-19 | Method of and apparatus for manipulating digital data |
Country Status (3)
Country | Link |
---|---|
AU (1) | AU1422895A (en) |
GB (1) | GB9400971D0 (en) |
WO (1) | WO1995020291A1 (en) |
Families Citing this family (36)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5822436A (en) | 1996-04-25 | 1998-10-13 | Digimarc Corporation | Photographic products and methods employing embedded information |
US6122403A (en) | 1995-07-27 | 2000-09-19 | Digimarc Corporation | Computer system linked by using information in data objects |
US5748763A (en) | 1993-11-18 | 1998-05-05 | Digimarc Corporation | Image steganography system featuring perceptually adaptive and globally scalable signal embedding |
US5768426A (en) | 1993-11-18 | 1998-06-16 | Digimarc Corporation | Graphics processing system employing embedded code signals |
US6983051B1 (en) | 1993-11-18 | 2006-01-03 | Digimarc Corporation | Methods for audio watermarking and decoding |
US6744894B1 (en) | 1994-04-01 | 2004-06-01 | Mitsubishi Corporation | Data management system |
US6072871A (en) * | 1994-10-05 | 2000-06-06 | Leon H. Charney | Method and system for identifying the source of documents generated by software and documents generated thereby |
US6560349B1 (en) | 1994-10-21 | 2003-05-06 | Digimarc Corporation | Audio monitoring using steganographic information |
EP1691315A1 (en) | 1994-10-27 | 2006-08-16 | Intarsia Software LLC | Data copyright management system |
EP0715241B1 (en) | 1994-10-27 | 2004-01-14 | Mitsubishi Corporation | Apparatus for data copyright management system |
US6182218B1 (en) | 1994-12-13 | 2001-01-30 | Mitsubishi Corporation | Digital content management system using electronic watermark |
US5646997A (en) * | 1994-12-14 | 1997-07-08 | Barton; James M. | Method and apparatus for embedding authentication information within digital data |
GB9502274D0 (en) | 1995-02-06 | 1995-03-29 | Central Research Lab Ltd | Method and apparatus for coding information |
GB9504221D0 (en) * | 1995-03-02 | 1995-04-19 | Mor Limited | Method of and apparatus for manipulating digital data works |
US6311214B1 (en) | 1995-07-27 | 2001-10-30 | Digimarc Corporation | Linking of computers based on optical sensing of digital data |
US6408331B1 (en) | 1995-07-27 | 2002-06-18 | Digimarc Corporation | Computer linking methods using encoded graphics |
DE69636084T2 (en) * | 1995-09-28 | 2006-09-14 | Nec Corp. | Method and apparatus for inserting a spread spectrum watermark into multimedia data |
AU5666896A (en) * | 1996-04-23 | 1997-11-12 | Bushinsky, Shay H. | Method and system for identifying documents generated by an unauthorized software copy |
US6209096B1 (en) | 1996-07-02 | 2001-03-27 | Yamaha Corporation | Method and device for storing main information with associated additional information incorporated therein |
GB0023090D0 (en) * | 1996-07-02 | 2000-11-01 | Yamaha Corp | Method and device for storing main information with associated additional information incorporated therein |
US6069914A (en) * | 1996-09-19 | 2000-05-30 | Nec Research Institute, Inc. | Watermarking of image data using MPEG/JPEG coefficients |
US5848155A (en) * | 1996-09-04 | 1998-12-08 | Nec Research Institute, Inc. | Spread spectrum watermark for embedded signalling |
US5915027A (en) * | 1996-11-05 | 1999-06-22 | Nec Research Institute | Digital watermarking |
JP4053628B2 (en) * | 1997-06-13 | 2008-02-27 | インターシア ソフトウェア エルエルシー | Digital content management system using digital watermark |
KR100306457B1 (en) | 1997-09-02 | 2001-10-19 | 가나이 쓰도무 | Data transmission method for embedded data, data transmitting and reproducing apparatuses and information recording medium therefor |
EP0901274B1 (en) * | 1997-09-03 | 2004-04-07 | Hitachi, Ltd. | Method and system for embedding information into contents |
JP3902863B2 (en) | 1997-09-03 | 2007-04-11 | 株式会社日立製作所 | Data superimposing method and data reproducing method, information embedding method and information reading method |
US6108434A (en) * | 1997-09-12 | 2000-08-22 | Signafy, Inc. | Counteracting geometric distortions for DCT based watermarking |
US6434322B1 (en) | 1997-09-17 | 2002-08-13 | Hitachi, Ltd. | Reproducing method and apparatus, for a video signal having copy control information |
JP3570213B2 (en) | 1998-03-27 | 2004-09-29 | 株式会社日立製作所 | Digital watermark image processing method |
US6154571A (en) | 1998-06-24 | 2000-11-28 | Nec Research Institute, Inc. | Robust digital watermarking |
US6325420B1 (en) | 1998-08-17 | 2001-12-04 | Inspectron Corporation | Method for embedding non-intrusive encoded data in printed matter and system for reading same |
US6266429B1 (en) * | 1998-09-23 | 2001-07-24 | Philips Electronics North America Corporation | Method for confirming the integrity of an image transmitted with a loss |
US6397334B1 (en) * | 1998-12-17 | 2002-05-28 | International Business Machines Corporation | Method and system for authenticating objects and object data |
US7111170B2 (en) | 1999-05-19 | 2006-09-19 | Digimarc Corporation | Distributed system for responding to watermarked documents |
US6895556B1 (en) | 1999-11-12 | 2005-05-17 | International Business Machines Corporation | System and method for providing access to displayed data |
Family Cites Families (3)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US5227893A (en) * | 1990-10-31 | 1993-07-13 | International Business Machines Corporation | Pseudo-bar code control of image transmission |
FR2681490B1 (en) * | 1991-09-12 | 1998-09-18 | Gemplus Card Int | PROCEDURE AND DEVICE FOR CERTIFICATION OF MESSAGES TRANSMITTED BY FAX |
US5457540A (en) * | 1992-01-06 | 1995-10-10 | Canon Kabushiki Kaisha | Image processing method and apparatus in which identification information is added based on image density |
-
1994
- 1994-01-19 GB GB9400971A patent/GB9400971D0/en active Pending
-
1995
- 1995-01-19 WO PCT/GB1995/000099 patent/WO1995020291A1/en active Application Filing
- 1995-01-19 AU AU14228/95A patent/AU1422895A/en not_active Abandoned
Also Published As
Publication number | Publication date |
---|---|
WO1995020291A1 (en) | 1995-07-27 |
AU1422895A (en) | 1995-08-08 |
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