JPH035219U - - Google Patents
Info
- Publication number
- JPH035219U JPH035219U JP1989064774U JP6477489U JPH035219U JP H035219 U JPH035219 U JP H035219U JP 1989064774 U JP1989064774 U JP 1989064774U JP 6477489 U JP6477489 U JP 6477489U JP H035219 U JPH035219 U JP H035219U
- Authority
- JP
- Japan
- Prior art keywords
- tracks
- pit
- wobble
- pits
- data
- 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
- 230000003287 optical effect Effects 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000004907 flux Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
- Optical Record Carriers And Manufacture Thereof (AREA)
Description
第１図は本考案による光デイスクのピツト配置
を説明するための図、第２図及び第３図は夫々従
来の光デイスクのピツト配置を説明するための図
である。
１，２，３，４，５…トラツク、１１…レーザ
ービーム光束、Ｐ４，Ｐ６，Ｐ８，Ｐ１０，Ｐ１
２…ウオブルピツト、Ｐ５，Ｐ７，Ｐ９，Ｐ１１
，Ｐ１３…データ用ピツト。
FIG. 1 is a diagram for explaining the pit arrangement of an optical disc according to the present invention, and FIGS. 2 and 3 are diagrams for explaining the pit arrangement of a conventional optical disc, respectively. 1, 2, 3, 4, 5... Track, 11... Laser beam flux, P4, P6, P8, P10, P1
2... Wobble Pit, P5, P7, P9, P11
, P13...Data pit.
Claims (1)
キング制御を行う光情報記録再生装置用の記録媒
体であつて、データ用ピツトが形成されるトラツ
ク両側にトラツキング制御用のウオブルピツトが
形成された光デイスクにおいて、隣接し合うトラ
ツク間に１個のウオブルピツトを設け、この１個
のトラツキング用ウオブルピツトを両側のトラツ
ク共用のウオブルピツトとして用いると共に、デ
ータ用ピツトと隣接のウオブルピツトとのトラツ
クセンター方向の距離をＴとしたときに、各トラ
ツク上に形成されるデータ用ピツトを隣接するト
ラツク上にあるデータ用ピツトに対してトラツク
センター方向に２Ｔ距離離間して配置したことを
特徴とする光デイスク。 In an optical disk that is a recording medium for an optical information recording/reproducing device that performs tracking control using a sample servo tracking method, and in which wobble pits for tracking control are formed on both sides of tracks where data pits are formed, adjacent tracks are One wobble pit is provided in between, and this one tracking wobble pit is used as a common wobble pit for both tracks, and when the distance in the track center direction between the data pit and the adjacent wobble pit is T, each track An optical disk characterized in that data pits formed on the top of the disc are spaced apart from data pits on adjacent tracks by a distance of 2T in the direction of the track center.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989064774U JPH035219U (en) | 1989-06-02 | 1989-06-02 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP1989064774U JPH035219U (en) | 1989-06-02 | 1989-06-02 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH035219U true JPH035219U (en) | 1991-01-18 |
Family
ID=31596015
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP1989064774U Pending JPH035219U (en) | 1989-06-02 | 1989-06-02 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH035219U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002086882A1 (en) * | 2001-04-19 | 2002-10-31 | Canon Kabushiki Kaisha | Magneto-optic record medium |
-
1989
- 1989-06-02 JP JP1989064774U patent/JPH035219U/ja active Pending
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2002086882A1 (en) * | 2001-04-19 | 2002-10-31 | Canon Kabushiki Kaisha | Magneto-optic record medium |
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