DE19882278T1 - System and scheme for maximum transition run length codes with location-dependent restrictions - Google Patents
System and scheme for maximum transition run length codes with location-dependent restrictionsInfo
- Publication number
- DE19882278T1 DE19882278T1 DE19882278T DE19882278T DE19882278T1 DE 19882278 T1 DE19882278 T1 DE 19882278T1 DE 19882278 T DE19882278 T DE 19882278T DE 19882278 T DE19882278 T DE 19882278T DE 19882278 T1 DE19882278 T1 DE 19882278T1
- Authority
- DE
- Germany
- Prior art keywords
- location
- scheme
- run length
- length codes
- maximum transition
- 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.)
- Withdrawn
Links
Classifications
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M7/00—Conversion of a code where information is represented by a given sequence or number of digits to a code where the same, similar or subset of information is represented by a different sequence or number of digits
- H03M7/30—Compression; Expansion; Suppression of unnecessary data, e.g. redundancy reduction
- H03M7/46—Conversion to or from run-length codes, i.e. by representing the number of consecutive digits, or groups of digits, of the same kind by a code word and a digit indicative of that kind
-
- 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
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M13/00—Coding, decoding or code conversion, for error detection or error correction; Coding theory basic assumptions; Coding bounds; Error probability evaluation methods; Channel models; Simulation or testing of codes
-
- H—ELECTRICITY
- H03—ELECTRONIC CIRCUITRY
- H03M—CODING; DECODING; CODE CONVERSION IN GENERAL
- H03M5/00—Conversion of the form of the representation of individual digits
- H03M5/02—Conversion to or from representation by pulses
- H03M5/04—Conversion to or from representation by pulses the pulses having two levels
- H03M5/14—Code representation, e.g. transition, for a given bit cell depending on the information in one or more adjacent bit cells, e.g. delay modulation code, double density code
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
US4251897P | 1997-04-01 | 1997-04-01 | |
PCT/US1998/006289 WO1998044633A2 (en) | 1997-04-01 | 1998-03-31 | Maximum transition run length code |
Publications (1)
Publication Number | Publication Date |
---|---|
DE19882278T1 true DE19882278T1 (en) | 2000-03-30 |
Family
ID=21922364
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE19882278T Withdrawn DE19882278T1 (en) | 1997-04-01 | 1998-03-31 | System and scheme for maximum transition run length codes with location-dependent restrictions |
Country Status (5)
Country | Link |
---|---|
JP (1) | JP2001518253A (en) |
KR (1) | KR20010005905A (en) |
DE (1) | DE19882278T1 (en) |
GB (1) | GB2338629B (en) |
WO (1) | WO1998044633A2 (en) |
Families Citing this family (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US7620116B2 (en) | 2003-02-28 | 2009-11-17 | Rambus Inc. | Technique for determining an optimal transition-limiting code for use in a multi-level signaling system |
JP4536412B2 (en) * | 2004-04-12 | 2010-09-01 | 富士通株式会社 | Recording / reproducing apparatus and signal processing circuit |
Family Cites Families (1)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
JP2637591B2 (en) * | 1990-01-22 | 1997-08-06 | 松下電器産業株式会社 | Position recognition apparatus and method |
-
1998
- 1998-03-31 KR KR1019997008982A patent/KR20010005905A/en not_active Application Discontinuation
- 1998-03-31 GB GB9923044A patent/GB2338629B/en not_active Expired - Fee Related
- 1998-03-31 WO PCT/US1998/006289 patent/WO1998044633A2/en not_active Application Discontinuation
- 1998-03-31 JP JP54191698A patent/JP2001518253A/en active Pending
- 1998-03-31 DE DE19882278T patent/DE19882278T1/en not_active Withdrawn
Also Published As
Publication number | Publication date |
---|---|
WO1998044633A3 (en) | 1998-12-23 |
KR20010005905A (en) | 2001-01-15 |
JP2001518253A (en) | 2001-10-09 |
GB2338629A (en) | 1999-12-22 |
GB9923044D0 (en) | 1999-12-01 |
GB2338629B (en) | 2001-10-24 |
WO1998044633A2 (en) | 1998-10-08 |
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8127 | New person/name/address of the applicant |
Owner name: SEAGATE TECHNOLOGY LLC, SCOTTS VALLEY, CALIF., US |
|
8110 | Request for examination paragraph 44 | ||
8139 | Disposal/non-payment of the annual fee |