JPH08509316A - 記録坦体及びそのような記録坦体を読み取る装置 - Google Patents
記録坦体及びそのような記録坦体を読み取る装置Info
- Publication number
- JPH08509316A JPH08509316A JP7521698A JP52169895A JPH08509316A JP H08509316 A JPH08509316 A JP H08509316A JP 7521698 A JP7521698 A JP 7521698A JP 52169895 A JP52169895 A JP 52169895A JP H08509316 A JPH08509316 A JP H08509316A
- Authority
- JP
- Japan
- Prior art keywords
- data
- word
- type
- record carrier
- signal
- 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.)
- Granted
Links
- 238000001514 detection method Methods 0.000 claims description 8
- 230000002596 correlated effect Effects 0.000 abstract 1
- 238000011156 evaluation Methods 0.000 abstract 1
- 238000000605 extraction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000005540 biological transmission Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000001934 delay Effects 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
- 230000001360 synchronised effect Effects 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
- G11B20/12—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
- G11B20/18—Error detection or correction; Testing, e.g. of drop-outs
- G11B20/1866—Error detection or correction; Testing, e.g. of drop-outs by interleaving
-
- 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
- H03M13/35—Unequal or adaptive error protection, e.g. by providing a different level of protection according to significance of source information or by adapting the coding according to the change of transmission channel characteristics
Landscapes
- Engineering & Computer Science (AREA)
- Signal Processing (AREA)
- Physics & Mathematics (AREA)
- Probability & Statistics with Applications (AREA)
- Theoretical Computer Science (AREA)
- Signal Processing For Digital Recording And Reproducing (AREA)
- Heat Treatment Of Steel (AREA)
- Holo Graphy (AREA)
- Control Of Vending Devices And Auxiliary Devices For Vending Devices (AREA)
- Information Retrieval, Db Structures And Fs Structures Therefor (AREA)
Abstract
Description
Claims (1)
- 【特許請求の範囲】 1.データ語と、第1型の付加コード語と、第2型の付加コード語とを表すデー タ信号が記録された記録坦体であって、前記第1型の付加コード語は前記データ 語に対して第1の所定の関係を有し、前記第2型の付加コード語は前記データ語 と前記第1型の付加コード語とに対して第2の所定の関係を有し、前記第1及び 第2の関係が予備的誤り訂正を決定し、前記データ信号が、各々が制御データを 含む制御部とユーザ供給データを含むデータ部とを有するブロックに副分割され ているような記録坦体において、 前記データ信号のうちの、各ブロックのデータ語とこれらデータ語に関係す る前記第2型の付加コード語とを表す各信号部分が、当該ブロックのデータ語に 関係する前記第1型の付加コード語が分散される前記データ信号の信号部分の長 さより短い前記データ信号の信号部分にわたって分散されていることを特徴とす る記録坦体。 2.前記制御部が当該制御部におけるデータ語に対して所定の関係を有する付加 データ語を含み、該制御部における前記データ語の誤りの形式を前記データ語と 前記付加データ語とに基づいて検出することができることを特徴とする請求項1 に記載の記録坦体。 3.前記制御部がブロックアドレスを示すデータ語を有していることを特徴とす る請求項1又は請求項2に記載の記録坦体。 4.記録坦体上に記録されたデータ信号を読み取る読取手段を有する装置であっ て、付加された第1型及び第2型のコード語に基づいてデータ語における誤りを 訂正する第1及び第2の誤り訂正手段を有すると共に、ブロックの制御部を前記 第1型のコード語に応じて訂正されたデータ語に基づいてデコードするデコード 手段を有していることを特徴とする装置。 5.前記デコード手段が付加されたデータ語に基づいて前記制御部におけるデー タの誤りを検出する誤り検出手段を有していることを特徴とする請求項4に記載 の装置。 6.前記デコード手段が前記制御部からセクタアドレスを抽出する手段を有して いることを特徴とする請求項5に記載の装置。
Applications Claiming Priority (3)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| EP94200339.3 | 1994-02-16 | ||
| EP94200339 | 1994-02-16 | ||
| PCT/IB1995/000101 WO1995022824A1 (en) | 1994-02-16 | 1995-02-14 | Record carrier and device for reading such a record carrier |
Related Child Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004348053A Division JP4014595B2 (ja) | 1994-02-16 | 2004-12-01 | 記録坦体及びそのような記録坦体を読み取る装置 |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| JPH08509316A true JPH08509316A (ja) | 1996-10-01 |
| JP3691062B2 JP3691062B2 (ja) | 2005-08-31 |
Family
ID=8216638
Family Applications (2)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP52169895A Expired - Lifetime JP3691062B2 (ja) | 1994-02-16 | 1995-02-14 | 記録坦体及びそのような記録坦体を読み取る装置 |
| JP2004348053A Expired - Lifetime JP4014595B2 (ja) | 1994-02-16 | 2004-12-01 | 記録坦体及びそのような記録坦体を読み取る装置 |
Family Applications After (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2004348053A Expired - Lifetime JP4014595B2 (ja) | 1994-02-16 | 2004-12-01 | 記録坦体及びそのような記録坦体を読み取る装置 |
Country Status (17)
| Country | Link |
|---|---|
| EP (1) | EP0698270B1 (ja) |
| JP (2) | JP3691062B2 (ja) |
| KR (1) | KR100364332B1 (ja) |
| CN (4) | CN1153209C (ja) |
| AT (1) | ATE195033T1 (ja) |
| AU (1) | AU689203B2 (ja) |
| CA (1) | CA2160572C (ja) |
| DE (1) | DE69518126T2 (ja) |
| DK (1) | DK0698270T3 (ja) |
| ES (1) | ES2150551T3 (ja) |
| GR (1) | GR3034561T3 (ja) |
| MY (1) | MY117269A (ja) |
| PT (1) | PT698270E (ja) |
| SG (1) | SG50623A1 (ja) |
| TW (1) | TW256904B (ja) |
| WO (1) | WO1995022824A1 (ja) |
| ZA (1) | ZA951194B (ja) |
Families Citing this family (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU681259B2 (en) * | 1994-03-01 | 1997-08-21 | Sony Corporation | Digital signal encoding method and apparatus, digital signal recording medium, and digital signal decoding method and apparatus |
| US8740081B2 (en) * | 2011-11-03 | 2014-06-03 | Cognex Corporation | Method and apparatus for ordering code candidates in image for decoding attempts |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH0193933A (ja) * | 1987-10-06 | 1989-04-12 | Sony Corp | エラー訂正符号化装置 |
| JP2829963B2 (ja) * | 1988-05-16 | 1998-12-02 | ソニー株式会社 | ディジタルデータ記録/再生装置 |
| DE4041099C1 (ja) * | 1990-12-21 | 1991-11-21 | Grundig E.M.V. Elektro-Mechanische Versuchsanstalt Max Grundig Hollaend. Stiftung & Co Kg, 8510 Fuerth, De | |
| KR0150954B1 (ko) * | 1992-03-14 | 1998-10-15 | 강진구 | 디지털 기록재생 장치의 에러 정정 부호화/복호화 방법 및 그에 적합한 장치 |
-
1995
- 1995-02-14 CN CNB95190261XA patent/CN1153209C/zh not_active Expired - Lifetime
- 1995-02-14 AT AT95907127T patent/ATE195033T1/de active
- 1995-02-14 AU AU15449/95A patent/AU689203B2/en not_active Expired
- 1995-02-14 DK DK95907127T patent/DK0698270T3/da active
- 1995-02-14 KR KR1019950704556A patent/KR100364332B1/ko not_active Expired - Lifetime
- 1995-02-14 DE DE69518126T patent/DE69518126T2/de not_active Expired - Lifetime
- 1995-02-14 ES ES95907127T patent/ES2150551T3/es not_active Expired - Lifetime
- 1995-02-14 CN CNA2006100959428A patent/CN101093701A/zh active Pending
- 1995-02-14 ZA ZA951194A patent/ZA951194B/xx unknown
- 1995-02-14 EP EP95907127A patent/EP0698270B1/en not_active Expired - Lifetime
- 1995-02-14 WO PCT/IB1995/000101 patent/WO1995022824A1/en not_active Ceased
- 1995-02-14 CA CA002160572A patent/CA2160572C/en not_active Expired - Lifetime
- 1995-02-14 PT PT95907127T patent/PT698270E/pt unknown
- 1995-02-14 SG SG1996007077A patent/SG50623A1/en unknown
- 1995-02-14 CN CNA2006100934558A patent/CN101083105A/zh active Pending
- 1995-02-14 JP JP52169895A patent/JP3691062B2/ja not_active Expired - Lifetime
- 1995-02-15 MY MYPI95000378A patent/MY117269A/en unknown
- 1995-02-28 TW TW084101856A patent/TW256904B/zh not_active IP Right Cessation
-
2000
- 2000-10-04 GR GR20000402251T patent/GR3034561T3/el unknown
-
2002
- 2002-05-29 CN CNB021220581A patent/CN100380503C/zh not_active Expired - Lifetime
-
2004
- 2004-12-01 JP JP2004348053A patent/JP4014595B2/ja not_active Expired - Lifetime
Also Published As
| Publication number | Publication date |
|---|---|
| PT698270E (pt) | 2001-01-31 |
| CA2160572A1 (en) | 1995-08-24 |
| KR100364332B1 (ko) | 2003-02-19 |
| JP2005129222A (ja) | 2005-05-19 |
| ZA951194B (en) | 1996-08-14 |
| JP3691062B2 (ja) | 2005-08-31 |
| HK1013358A1 (en) | 1999-08-20 |
| CN1125994A (zh) | 1996-07-03 |
| TW256904B (ja) | 1995-09-11 |
| ES2150551T3 (es) | 2000-12-01 |
| JP4014595B2 (ja) | 2007-11-28 |
| DE69518126T2 (de) | 2001-06-21 |
| ATE195033T1 (de) | 2000-08-15 |
| CN101083105A (zh) | 2007-12-05 |
| WO1995022824A1 (en) | 1995-08-24 |
| AU689203B2 (en) | 1998-03-26 |
| SG50623A1 (en) | 1998-07-20 |
| CN1389867A (zh) | 2003-01-08 |
| AU1544995A (en) | 1995-09-04 |
| EP0698270A1 (en) | 1996-02-28 |
| CN100380503C (zh) | 2008-04-09 |
| MY117269A (en) | 2004-06-30 |
| EP0698270B1 (en) | 2000-07-26 |
| CN101093701A (zh) | 2007-12-26 |
| GR3034561T3 (en) | 2001-01-31 |
| CA2160572C (en) | 2003-12-16 |
| DE69518126D1 (de) | 2000-08-31 |
| CN1153209C (zh) | 2004-06-09 |
| DK0698270T3 (da) | 2000-11-13 |
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