DE60003890D1 - Vorrichtung zum kodieren / dekodieren von daten und gerät das die vorrichtung verwendet - Google Patents
Vorrichtung zum kodieren / dekodieren von daten und gerät das die vorrichtung verwendetInfo
- Publication number
- DE60003890D1 DE60003890D1 DE60003890T DE60003890T DE60003890D1 DE 60003890 D1 DE60003890 D1 DE 60003890D1 DE 60003890 T DE60003890 T DE 60003890T DE 60003890 T DE60003890 T DE 60003890T DE 60003890 D1 DE60003890 D1 DE 60003890D1
- Authority
- DE
- Germany
- Prior art keywords
- encoding
- output
- encoded
- input
- bit
- 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.)
- Expired - Lifetime
Links
Classifications
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/00086—Circuits for prevention of unauthorised reproduction or copying, e.g. piracy
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/12—Formatting, e.g. arrangement of data block or words on the record carriers
-
- G—PHYSICS
- G11—INFORMATION STORAGE
- G11B—INFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
- G11B20/00—Signal processing not specific to the method of recording or reproducing; Circuits therefor
- G11B20/10—Digital recording or reproducing
- G11B20/14—Digital recording or reproducing using self-clocking codes
- G11B20/1403—Digital recording or reproducing using self-clocking codes characterised by the use of two levels
- G11B20/1407—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol
- G11B20/1419—Digital recording or reproducing using self-clocking codes characterised by the use of two levels code representation depending on a single bit, i.e. where a one is always represented by a first code symbol while a zero is always represented by a second code symbol to or from biphase level coding, i.e. to or from codes where a one is coded as a transition from a high to a low level during the middle of a bit cell and a zero is encoded as a transition from a low to a high level during the middle of a bit cell or vice versa, e.g. split phase code, Manchester code conversion to or from biphase space or mark coding, i.e. to or from codes where there is a transition at the beginning of every bit cell and a one has no second transition and a zero has a second transition one half of a bit period later or vice versa, e.g. double frequency code, FM code
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Computer Security & Cryptography (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Error Detection And Correction (AREA)
- Dc Digital Transmission (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GBGB9903900.0A GB9903900D0 (en) | 1999-02-19 | 1999-02-19 | Data encoding/decoding device and apparatus using the same |
PCT/GB2000/000447 WO2000049612A1 (en) | 1999-02-19 | 2000-02-11 | Data encoding/decoding device and apparatus using the same |
Publications (1)
Publication Number | Publication Date |
---|---|
DE60003890D1 true DE60003890D1 (de) | 2003-08-21 |
Family
ID=10848160
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE60003890T Expired - Lifetime DE60003890D1 (de) | 1999-02-19 | 2000-02-11 | Vorrichtung zum kodieren / dekodieren von daten und gerät das die vorrichtung verwendet |
Country Status (11)
Country | Link |
---|---|
US (1) | US7245721B1 (de) |
EP (1) | EP1151433B1 (de) |
JP (1) | JP3993982B2 (de) |
KR (1) | KR100530874B1 (de) |
CN (1) | CN1344409A (de) |
AT (1) | ATE245302T1 (de) |
AU (1) | AU2452000A (de) |
DE (1) | DE60003890D1 (de) |
GB (1) | GB9903900D0 (de) |
HK (1) | HK1038424A1 (de) |
WO (1) | WO2000049612A1 (de) |
Families Citing this family (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
CA2435624C (en) * | 2000-09-22 | 2013-05-07 | Richard B. Levine | Systems and methods for preventing unauthorized use of digital content |
TWI542174B (zh) * | 2011-02-07 | 2016-07-11 | 通路實業集團國際公司 | 於無線電力傳輸系統中提供通訊之系統與方法 |
CN103327014B (zh) * | 2013-06-06 | 2015-08-19 | 腾讯科技(深圳)有限公司 | 一种语音处理方法、装置及*** |
US9582457B2 (en) * | 2013-06-12 | 2017-02-28 | Qualcomm Incorporated | Camera control interface extension bus |
CN105681819B (zh) * | 2014-11-18 | 2020-01-07 | 中兴通讯股份有限公司 | 信号的发送、接收方法及装置、*** |
KR101893829B1 (ko) * | 2016-09-29 | 2018-08-31 | 주식회사 온피아 | 데이터 변조를 통한 녹취파일의 암호화 및 복호화 방법 |
CN114095669A (zh) * | 2021-10-20 | 2022-02-25 | 瑞芯微电子股份有限公司 | 一种多输入多输出的视频桥接芯片 |
Family Cites Families (13)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
GB2003705B (en) | 1977-08-27 | 1982-03-03 | Emi Ltd | Data transmission |
US4663500A (en) | 1982-02-22 | 1987-05-05 | Nec Corporation | Cryptographic system |
WO1985000259A1 (en) | 1983-06-29 | 1985-01-17 | M/A-Com Dcc, Inc. | Probabilistic scrambler and method of probabilistic scrambling |
US4672605A (en) * | 1984-03-20 | 1987-06-09 | Applied Spectrum Technologies, Inc. | Data and voice communications system |
GB2180725B (en) | 1985-09-19 | 1989-01-25 | Stc Plc | Digital communication circuit |
US4893339A (en) * | 1986-09-03 | 1990-01-09 | Motorola, Inc. | Secure communication system |
JPH0727325B2 (ja) | 1987-02-13 | 1995-03-29 | 沖電気工業株式会社 | 暗号化装置 |
US5367516A (en) | 1993-03-17 | 1994-11-22 | Miller William J | Method and apparatus for signal transmission and reception |
US5768426A (en) * | 1993-11-18 | 1998-06-16 | Digimarc Corporation | Graphics processing system employing embedded code signals |
NL9400176A (nl) | 1994-02-04 | 1995-09-01 | Nederland Ptt | Cryptografische inrichting. |
JPH0823331A (ja) | 1994-07-07 | 1996-01-23 | Murata Mach Ltd | 暗号化通信方法及び装置 |
WO1996027191A1 (en) | 1995-02-28 | 1996-09-06 | Isis Innovation Limited | Covert identification |
US5946355A (en) * | 1997-03-21 | 1999-08-31 | Tektronix, Inc. | Serial-digital receiver |
-
1999
- 1999-02-19 GB GBGB9903900.0A patent/GB9903900D0/en not_active Ceased
-
2000
- 2000-02-11 JP JP2000600273A patent/JP3993982B2/ja not_active Expired - Fee Related
- 2000-02-11 CN CN00805099A patent/CN1344409A/zh active Pending
- 2000-02-11 US US09/913,785 patent/US7245721B1/en not_active Expired - Lifetime
- 2000-02-11 WO PCT/GB2000/000447 patent/WO2000049612A1/en active IP Right Grant
- 2000-02-11 AT AT00902780T patent/ATE245302T1/de not_active IP Right Cessation
- 2000-02-11 KR KR10-2001-7010438A patent/KR100530874B1/ko active IP Right Grant
- 2000-02-11 EP EP00902780A patent/EP1151433B1/de not_active Expired - Lifetime
- 2000-02-11 DE DE60003890T patent/DE60003890D1/de not_active Expired - Lifetime
- 2000-02-11 AU AU24520/00A patent/AU2452000A/en not_active Abandoned
-
2001
- 2001-12-08 HK HK01108627A patent/HK1038424A1/xx not_active IP Right Cessation
Also Published As
Publication number | Publication date |
---|---|
ATE245302T1 (de) | 2003-08-15 |
CN1344409A (zh) | 2002-04-10 |
EP1151433A1 (de) | 2001-11-07 |
KR100530874B1 (ko) | 2005-11-23 |
US7245721B1 (en) | 2007-07-17 |
EP1151433B1 (de) | 2003-07-16 |
AU2452000A (en) | 2000-09-04 |
KR20020007306A (ko) | 2002-01-26 |
WO2000049612A1 (en) | 2000-08-24 |
JP2002537587A (ja) | 2002-11-05 |
HK1038424A1 (en) | 2002-03-15 |
JP3993982B2 (ja) | 2007-10-17 |
GB9903900D0 (en) | 1999-04-14 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8332 | No legal effect for de |