JPH03121511U - - Google Patents
Info
- Publication number
- JPH03121511U JPH03121511U JP2806990U JP2806990U JPH03121511U JP H03121511 U JPH03121511 U JP H03121511U JP 2806990 U JP2806990 U JP 2806990U JP 2806990 U JP2806990 U JP 2806990U JP H03121511 U JPH03121511 U JP H03121511U
- Authority
- JP
- Japan
- Prior art keywords
- disc
- recording medium
- shaped recording
- track
- continuous spiral
- 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
- 238000010586 diagram Methods 0.000 description 2
- 230000003287 optical effect Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Description
第１図は本考案の好適な一実施例の構成説明図
、第２図ａ，ｂは従来例の構成説明図である。
１０……光デイスク、１１……中心孔、１２…
…同心円状のトラツク、１３……螺旋状に連続し
たトラツク。
FIG. 1 is an explanatory diagram of the configuration of a preferred embodiment of the present invention, and FIGS. 2a and 2b are explanatory diagrams of the configuration of a conventional example. 10... Optical disk, 11... Center hole, 12...
... Concentric tracks, 13... Continuous spiral tracks.
Claims (1)
クと、螺旋状の連続的なトラツクを形成したこと
を特徴とする円盤状記録媒体。 1. A disc-shaped recording medium characterized in that a concentric track and a continuous spiral track are formed on a recording surface of the disc-shaped recording medium.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2806990U JPH03121511U (en) | 1990-03-19 | 1990-03-19 |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP2806990U JPH03121511U (en) | 1990-03-19 | 1990-03-19 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| JPH03121511U true JPH03121511U (en) | 1991-12-12 |
Family
ID=31530893
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| JP2806990U Pending JPH03121511U (en) | 1990-03-19 | 1990-03-19 |
Country Status (1)
| Country | Link |
|---|---|
| JP (1) | JPH03121511U (en) |
-
1990
- 1990-03-19 JP JP2806990U patent/JPH03121511U/ja active Pending