JPH0296659U - - Google Patents
Info
- Publication number
- JPH0296659U JPH0296659U JP266489U JP266489U JPH0296659U JP H0296659 U JPH0296659 U JP H0296659U JP 266489 U JP266489 U JP 266489U JP 266489 U JP266489 U JP 266489U JP H0296659 U JPH0296659 U JP H0296659U
- Authority
- JP
- Japan
- Prior art keywords
- block number
- storage medium
- number conversion
- offset information
- reading
- 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
- 238000006243 chemical reaction Methods 0.000 claims description 4
- 238000000034 method Methods 0.000 claims description 2
- 238000010586 diagram Methods 0.000 description 5
- 230000003287 optical effect Effects 0.000 description 2
- 238000013500 data storage Methods 0.000 description 1
Landscapes
- Signal Processing For Digital Recording And Reproducing (AREA)
Description
第１図は、本考案の機能ブロツク図、第２図は
、一実施例のシステム構成図、第３図は、実施例
の動作フローチヤート（その１：全体の流れ）、
第４図は、実施例の動作フローチヤート（その２
：初期設定処理）、第５図は、オフセツト情報の
説明図、第６図は、実施例の動作フローチヤート
（その３：ＲＥＡＤ／ＷＲＩＴＥ時のブロツク番
号変換処理）、第７図は、実施例の動作フローチ
ヤート（その４：オフセツトのフオーマツト処理
）、第８図は、追記型光デイスクの記録方法の説
明図、第９図は、追記型光デイスクのデータ記憶
領域の説明図である。
１……読み出し手段、２……ブロツク番号変換
手段、３……アクセス手段。
Fig. 1 is a functional block diagram of the present invention, Fig. 2 is a system configuration diagram of an embodiment, Fig. 3 is an operational flowchart of the embodiment (part 1: overall flow),
FIG. 4 is an operational flowchart of the embodiment (part 2).
: initial setting processing), FIG. 5 is an explanatory diagram of offset information, FIG. 6 is an operation flowchart of the embodiment (part 3: block number conversion processing at READ/WRITE), and FIG. 7 is an illustration of the embodiment FIG. 8 is an explanatory diagram of the recording method of the write-once optical disc, and FIG. 9 is an explanatory diagram of the data storage area of the write-once optical disc. 1...Reading means, 2...Block number conversion means, 3...Accessing means.
Claims (1)
可能領域を示すオフセツト情報を読み出す読み出
し手段と、 前記読み出し手段によつて読み出したオフセツ
ト情報に基づいて、記憶する情報あるいは記憶し
てある情報の少なくとも一方のブロツク番号を求
めるブロツク番号変換手段と、 該ブロツク番号で前記記憶媒体をアクセスする
アクセス手段とを備えることを特徴とするブロツ
ク番号変換方式。[Claims for Utility Model Registration] Reading means for reading out offset information stored on a storage medium indicating a usable area of the storage medium; and information stored based on the offset information read by the reading means. Alternatively, a block number conversion method comprising block number conversion means for obtaining the block number of at least one of stored information, and access means for accessing the storage medium using the block number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP266489U JPH0296659U (en) | 1989-01-17 | 1989-01-17 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP266489U JPH0296659U (en) | 1989-01-17 | 1989-01-17 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH0296659U true JPH0296659U (en) | 1990-08-01 |
Family
ID=31203629
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP266489U Pending JPH0296659U (en) | 1989-01-17 | 1989-01-17 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH0296659U (en) |
-
1989
- 1989-01-17 JP JP266489U patent/JPH0296659U/ja active Pending
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