TWI227598B - Code generation and allocation method - Google Patents
Code generation and allocation method Download PDFInfo
- Publication number
- TWI227598B TWI227598B TW091108057A TW91108057A TWI227598B TW I227598 B TWI227598 B TW I227598B TW 091108057 A TW091108057 A TW 091108057A TW 91108057 A TW91108057 A TW 91108057A TW I227598 B TWI227598 B TW I227598B
- Authority
- TW
- Taiwan
- Prior art keywords
- code
- codes
- character
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- group
- Prior art date
Links
- 238000000034 method Methods 0.000 title claims abstract description 39
- 238000006243 chemical reaction Methods 0.000 claims abstract description 68
- 230000006835 compression Effects 0.000 claims description 23
- 238000007906 compression Methods 0.000 claims description 23
- 230000001629 suppression Effects 0.000 abstract description 22
- 101100514482 Arabidopsis thaliana MSI4 gene Proteins 0.000 description 7
- 238000001228 spectrum Methods 0.000 description 6
- 238000010586 diagram Methods 0.000 description 5
- 101000788706 Homo sapiens Zinc finger protein-like 1 Proteins 0.000 description 4
- 101100277130 Saccharomyces cerevisiae (strain ATCC 204508 / S288c) DCG1 gene Proteins 0.000 description 4
- 102100025104 Zinc finger protein-like 1 Human genes 0.000 description 4
- 101100286980 Daucus carota INV2 gene Proteins 0.000 description 3
- 101100397045 Xenopus laevis invs-b gene Proteins 0.000 description 3
- 101150070189 CIN3 gene Proteins 0.000 description 1
- 101150110971 CIN7 gene Proteins 0.000 description 1
- 101100508840 Daucus carota INV3 gene Proteins 0.000 description 1
- 101150110298 INV1 gene Proteins 0.000 description 1
- 101100397044 Xenopus laevis invs-a gene Proteins 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 210000002784 stomach Anatomy 0.000 description 1
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
- G11B20/10—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
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
-
- 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
-
- 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
- H03M5/145—Conversion to or from block codes or representations thereof
-
- 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
- G11B20/1423—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code
- G11B20/1426—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof
- G11B2020/1457—Code representation depending on subsequent bits, e.g. delay modulation, double density code, Miller code conversion to or from block codes or representations thereof wherein DC control is performed by calculating a digital sum value [DSV]
Landscapes
- Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Television Signal Processing For Recording (AREA)
- Compression, Expansion, Code Conversion, And Decoders (AREA)
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| KR10-2001-0021360A KR100421004B1 (ko) | 2001-04-20 | 2001-04-20 | 코드 생성 및 배치 방법 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| TWI227598B true TWI227598B (en) | 2005-02-01 |
Family
ID=19708516
Family Applications (3)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW091108057A TWI227598B (en) | 2001-04-20 | 2002-04-19 | Code generation and allocation method |
| TW093109849A TWI299946B (en) | 2001-04-20 | 2002-04-19 | Code generation and allocation method |
| TW093109848A TWI299947B (en) | 2001-04-20 | 2002-04-19 | Code generation and allocation method |
Family Applications After (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| TW093109849A TWI299946B (en) | 2001-04-20 | 2002-04-19 | Code generation and allocation method |
| TW093109848A TWI299947B (en) | 2001-04-20 | 2002-04-19 | Code generation and allocation method |
Country Status (6)
| Country | Link |
|---|---|
| US (6) | US6781527B2 (https=) |
| EP (3) | EP1450492A3 (https=) |
| JP (3) | JP2003032120A (https=) |
| KR (1) | KR100421004B1 (https=) |
| CN (3) | CN100373493C (https=) |
| TW (3) | TWI227598B (https=) |
Families Citing this family (13)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US7034719B2 (en) | 2002-09-27 | 2006-04-25 | Samsung Electronics Co., Ltd. | Data modulating method and apparatus, data demodulating method and apparatus, and code arranging method |
| KR100421004B1 (ko) * | 2001-04-20 | 2004-03-03 | 삼성전자주식회사 | 코드 생성 및 배치 방법 |
| US7084788B2 (en) * | 2001-04-20 | 2006-08-01 | Samsung Electronics Co., Ltd. | Code generation and allocation method |
| KR100752880B1 (ko) * | 2001-07-26 | 2007-08-28 | 엘지전자 주식회사 | 정보를 코딩/디코딩하는 방법 및 장치 |
| KR100871848B1 (ko) * | 2002-05-30 | 2008-12-03 | 삼성전자주식회사 | 광기록매체상의 데이터 변조 방법 및 장치 |
| JP3967691B2 (ja) * | 2003-03-31 | 2007-08-29 | 株式会社東芝 | 情報記憶媒体と情報再生装置と情報記録再生装置 |
| US7389467B2 (en) * | 2003-05-20 | 2008-06-17 | Samsung Electronics Co., Ltd. | Method of error correction coding, and apparatus for and method of recording data using the coding method |
| TWI277064B (en) * | 2003-09-29 | 2007-03-21 | Mediatek Inc | A method of determining a merging bit in an optical storage device |
| KR100611986B1 (ko) * | 2004-07-27 | 2006-08-11 | 삼성전자주식회사 | 코드워드 배치 방법 |
| KR100565079B1 (ko) * | 2004-09-08 | 2006-03-30 | 삼성전자주식회사 | 코드 생성 방법, 변조 장치 및 변조 방법 |
| JP4806254B2 (ja) * | 2005-11-16 | 2011-11-02 | マルホン工業株式会社 | パチンコ遊技機 |
| JP2023043586A (ja) | 2021-09-16 | 2023-03-29 | 株式会社東芝 | 磁気ディスク装置及びライトデータの生成方法 |
| US11876730B2 (en) * | 2021-11-30 | 2024-01-16 | Tencent America LLC | Method and apparatus for using high availability controller with local area network (LAN) for local cloud |
Family Cites Families (23)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR100644599B1 (ko) | 2000-09-06 | 2006-11-13 | 삼성전자주식회사 | 개선된 ｄｃ 억압 능력을 갖는 ｒｌｌ 코드 변복조 방법 |
| DE3583819D1 (de) * | 1984-05-21 | 1991-09-26 | Matsushita Electric Industrial Co Ltd | Verfahren und vorrichtung zur erzeugung eines lauflaengenbegrenzten kodes. |
| JPH0721942B2 (ja) * | 1984-10-11 | 1995-03-08 | ソニー株式会社 | チヤンネル符号化方法 |
| JPS61227430A (ja) * | 1985-04-01 | 1986-10-09 | Matsushita Electric Ind Co Ltd | 符号変換装置 |
| US5144304A (en) * | 1989-07-17 | 1992-09-01 | Digital Equipment Corporation | Data and forward error control coding techniques for digital signals |
| SG96155A1 (en) * | 1990-08-18 | 2003-05-23 | Mitsubishi Electric Corp | Data conversion method, pilot signal formation method using the same and rotary magnetic head device using the same |
| GB9314480D0 (en) * | 1993-07-09 | 1993-08-25 | Hewlett Packard Co | Encoding data |
| JP3243138B2 (ja) * | 1995-02-13 | 2002-01-07 | パイオニア株式会社 | データ変換方式及び復号方法 |
| JP3243140B2 (ja) * | 1995-02-20 | 2002-01-07 | パイオニア株式会社 | データ変換方式 |
| GB9506470D0 (en) * | 1995-03-29 | 1995-05-17 | Sgs Thomson Microelectronics | 5b4t coding scheme |
| US5847666A (en) * | 1995-06-15 | 1998-12-08 | Matsushita Electric Industrial Co., Ltd. | Data transmitter and method object code generator and method digital signal processor and code generator and method |
| JP3306271B2 (ja) * | 1995-08-23 | 2002-07-24 | 三洋電機株式会社 | 符号化方法、符号化回路、及び復号回路 |
| JP3339539B2 (ja) * | 1995-12-13 | 2002-10-28 | 松下電器産業株式会社 | デジタル変調装置、その方法及び記録媒体 |
| US6084535A (en) * | 1997-01-30 | 2000-07-04 | Mitel Semiconductor Americas Inc. | System and method for generating many ones codes with hamming distance after precoding |
| US6011497A (en) * | 1997-04-01 | 2000-01-04 | Seagate Technology, Inc. | Location dependent maximum transition run length code with alternating code word length and efficient K constraint |
| JP3760961B2 (ja) * | 1997-09-11 | 2006-03-29 | ソニー株式会社 | 変調装置および変調方法、復調装置および復調方法、並びに記録媒体 |
| US6285302B1 (en) * | 1998-12-28 | 2001-09-04 | Texas Instruments Incorporated | Runlength-limited code and method |
| KR100294893B1 (ko) | 1999-03-09 | 2001-07-12 | 윤종용 | 개선된 ｄｃ 억압 능력을 갖는 ｒｌｌ 코드 생성 방법 과 생성된 ｒｌｌ 코드 변복조 방법 |
| KR100565046B1 (ko) * | 1999-04-21 | 2006-03-30 | 삼성전자주식회사 | 개선된 ｄｃ 억압 능력을 갖는 ｒｌｌ 코드 배치 방법, 변복조 방법 및 복조 장치 |
| US6229458B1 (en) * | 1999-08-27 | 2001-05-08 | Lsi Logic Corporation | Rate 32/34 (D=0, G=9/I=9) modulation code with parity for a recording channel |
| KR20010096009A (ko) * | 2000-04-15 | 2001-11-07 | 박순배 | 통신 및 멀티미디어를 위한 변조코드 |
| KR100421004B1 (ko) | 2001-04-20 | 2004-03-03 | 삼성전자주식회사 | 코드 생성 및 배치 방법 |
| US7084788B2 (en) * | 2001-04-20 | 2006-08-01 | Samsung Electronics Co., Ltd. | Code generation and allocation method |
-
2001
- 2001-04-20 KR KR10-2001-0021360A patent/KR100421004B1/ko not_active Expired - Fee Related
-
2002
- 2002-04-19 JP JP2002118434A patent/JP2003032120A/ja active Pending
- 2002-04-19 TW TW091108057A patent/TWI227598B/zh not_active IP Right Cessation
- 2002-04-19 EP EP04010410A patent/EP1450492A3/en not_active Withdrawn
- 2002-04-19 EP EP04010409A patent/EP1450491A3/en not_active Withdrawn
- 2002-04-19 EP EP02252790A patent/EP1251641A3/en not_active Withdrawn
- 2002-04-19 TW TW093109849A patent/TWI299946B/zh not_active IP Right Cessation
- 2002-04-19 US US10/125,564 patent/US6781527B2/en not_active Expired - Lifetime
- 2002-04-19 TW TW093109848A patent/TWI299947B/zh not_active IP Right Cessation
- 2002-04-20 CN CNB2004100396236A patent/CN100373493C/zh not_active Expired - Fee Related
- 2002-04-20 CN CNB021217076A patent/CN1256810C/zh not_active Expired - Fee Related
- 2002-04-20 CN CNB2004100396240A patent/CN100530406C/zh not_active Expired - Fee Related
-
2004
- 2004-02-27 US US10/787,156 patent/US6859152B2/en not_active Expired - Lifetime
- 2004-02-27 US US10/787,141 patent/US6879269B2/en not_active Expired - Fee Related
- 2004-07-08 JP JP2004202308A patent/JP3953482B2/ja not_active Expired - Fee Related
- 2004-07-08 JP JP2004202307A patent/JP3953481B2/ja not_active Expired - Fee Related
-
2006
- 2006-04-27 US US11/411,824 patent/US7352302B2/en not_active Expired - Fee Related
- 2006-04-27 US US11/411,777 patent/US7301483B2/en not_active Expired - Fee Related
-
2008
- 2008-02-07 US US12/027,317 patent/US7616135B2/en not_active Expired - Fee Related
Also Published As
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| MM4A | Annulment or lapse of patent due to non-payment of fees |