JPS59154652A - Information recording system by optical disk - Google Patents

Information recording system by optical disk

Info

Publication number
JPS59154652A
JPS59154652A JP2845083A JP2845083A JPS59154652A JP S59154652 A JPS59154652 A JP S59154652A JP 2845083 A JP2845083 A JP 2845083A JP 2845083 A JP2845083 A JP 2845083A JP S59154652 A JPS59154652 A JP S59154652A
Authority
JP
Japan
Prior art keywords
address
information
area
new
recording area
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
Application number
JP2845083A
Other languages
Japanese (ja)
Other versions
JPH0551988B2 (en
Inventor
Kazuo Isaka
井坂 和夫
Kyo Tanaka
田中 協
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Canon Inc
Original Assignee
Canon Inc
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by Canon Inc filed Critical Canon Inc
Priority to JP2845083A priority Critical patent/JPS59154652A/en
Publication of JPS59154652A publication Critical patent/JPS59154652A/en
Publication of JPH0551988B2 publication Critical patent/JPH0551988B2/ja
Granted legal-status Critical Current

Links

Classifications

    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B7/00Recording or reproducing by optical means, e.g. recording using a thermal beam of optical radiation by modifying optical properties or the physical structure, reproducing using an optical beam at lower power by sensing optical properties; Record carriers therefor
    • G11B7/08Disposition or mounting of heads or light sources relatively to record carriers
    • G11B7/085Disposition or mounting of heads or light sources relatively to record carriers with provision for moving the light beam into, or out of, its operative position or across tracks, otherwise than during the transducing operation, e.g. for adjustment or preliminary positioning or track change or selection
    • G11B7/08505Methods for track change, selection or preliminary positioning by moving the head
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B20/00Signal processing not specific to the method of recording or reproducing; Circuits therefor
    • G11B20/10Digital recording or reproducing
    • G11B20/12Formatting, e.g. arrangement of data block or words on the record carriers
    • GPHYSICS
    • G11INFORMATION STORAGE
    • G11BINFORMATION STORAGE BASED ON RELATIVE MOVEMENT BETWEEN RECORD CARRIER AND TRANSDUCER
    • G11B27/00Editing; Indexing; Addressing; Timing or synchronising; Monitoring; Measuring tape travel
    • G11B27/10Indexing; Addressing; Timing or synchronising; Measuring tape travel
    • G11B27/19Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier
    • G11B27/28Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording
    • G11B27/30Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording
    • G11B27/3027Indexing; Addressing; Timing or synchronising; Measuring tape travel by using information detectable on the record carrier by using information signals recorded by the same method as the main recording on the same track as the main recording used signal is digitally coded

Landscapes

  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Signal Processing For Digital Recording And Reproducing (AREA)
  • Indexing, Searching, Synchronizing, And The Amount Of Synchronization Travel Of Record Carriers (AREA)
  • Optical Recording Or Reproduction (AREA)
  • Management Or Editing Of Information On Record Carriers (AREA)

Abstract

PURPOSE:To attain reproduction with good efficiency by setting an address change recording area adjacent to an address area to discriminate the presence of revision depending on the presence of address change at the address change recording area at reproduction. CONSTITUTION:When an address and information are inputted to a central operating processing section 6 at recording, a file storage control section 7 compares a final address stored in a storage section 8 with the inputted address and discriminates the adress whether it is an address of new information or an address of the information recorded already. When a desired address is inputted to the central operating processing section 6 at reproduction, the file storage control section 7 compares its address with the fianl address, and after the address is confirmed to be an address of the information recorded already, a head is moved to an address area 2, the presence of a new address is confirmed at a succeeding address change recording area 5, and when there exists no new address, the information recorded to an information area 3 corresponding to the designated address is read. When the new address is recorded, the head is moved to a position of the new address and reads revised information from the corresponding information recording area 3.

Description

【発明の詳細な説明】 本発明は、情報記録方式、% K X’iゼ・4え不可
fjf:、目一つ追m iIF込み可能な光γイスク4
・用いた゛Il¥報1妃録方式の改良に関寸イ)もので
あて)。
DETAILED DESCRIPTION OF THE INVENTION The present invention provides an information recording method, an optical gamma isk 4 that can include an iIF
・Improvements of the Il¥¥¥¥¥¥¥ff system used.

jtii (’p或いは文献ファイルと1〜では磁気デ
ィスクが従来利用されていたが、近年、特に注目されて
いるのは、レーザー光〕等を>Y:ディスク上で微小ス
ポットに絞り、7T−’e T I3−・′fの金R薄
膜を蒸着させて、ビット(穴)を形成する、光ディスク
を用いたドローシステムで、大容量゛の情報を記録する
ことができる。
jtii (Magnetic disks have traditionally been used for 'p or document files and 1~, but in recent years, laser beams have been attracting particular attention), etc. are narrowed down to a minute spot on the disk, and 7T-' A draw system using an optical disk in which bits (holes) are formed by depositing a gold R thin film of e T I3-.'f can record a large amount of information.

どころが、光ディスクを用いたドローシステムにおいて
は、情報の書換えができないため、情報を更新したい場
合は、新規なアドレスの情報記録領域に更新したし・情
報を■:込む必要がある。
However, in a draw system using an optical disk, the information cannot be rewritten, so if you want to update the information, it is necessary to update and insert the information into the information recording area of a new address.

情報を更新する場合の光ディスクによる情報1;(シ録
方式として、特開昭56− 156936号公報に記■
(1(された方式が既に知られている。この方式に用い
られる光ディスクを第1図に示す。
Information using an optical disc when updating information 1;
(1) A method is already known. An optical disk used in this method is shown in FIG.

1は元ディスク、2はアドレス領域、3は情報11[;
録領域、4は更新情報リスト記録領域である。
1 is the original disk, 2 is the address area, and 3 is the information 11[;
4 is an update information list recording area.

更新時には、新旧アドレスの対応テーブルを更新情報リ
スト記録領域4に記録した後、更新情報を情報記0領域
3に書き込む。再生時には、先ず、更新情報リスト記録
領域4に記録されてし・た対応デープルを走査し、所望
する情報の更新の有無を確認t2、更新情報があれば、
それらを読み出して一時記憶用メモリに配憶させる。
At the time of updating, a correspondence table of old and new addresses is recorded in the update information list recording area 4, and then the update information is written in the information record 0 area 3. At the time of reproduction, first, the corresponding data recorded in the update information list recording area 4 is scanned to check whether or not the desired information has been updated t2, and if there is update information,
They are read out and stored in temporary storage memory.

次に更新されていな(・所フィシの情報を順次読、み出
l−1更新があるアトlメスに至ると、一時記憶用メモ
リからり新情報をljみ出し、挿入1ろ。
Next, read the information in the places that have not been updated one after another, and when you reach the point where there is an update (l-1), new information is extracted from the temporary storage memory, and insert 1.

し、か■7、このような情報記録方式にオ・9いては、
IIf生177に更新fr’j報リスF r:[’、’
録領牧4に記録されていた対応テーブルな走査し、情)
1りの史υ[の有無を確認す一イ)必り2があり、そa
肩、二め、更新のな号・情報に関[7ても対応デープル
全部をン13査するといった問題点か漏−)だ。
7. With this type of information recording method,
Updated to IIf student 177 fr'j news list F r: [','
I scanned the correspondence table recorded in Rokuryōmoku 4 and found out the information)
History of 1 υ
Second, there is the issue of updating issues and information (I'm not sure if there is a problem with checking all the corresponding data).

本発明の目的は、上述l−た間1t14点をIQ+(?
& t、 。
The purpose of the present invention is to improve the IQ + (?
&t.

効率の良い1■)生を可能と−する光ディスクにょイ)
情報記録方式を提供−することでバ・する。
Efficient 1■) Optical disc that makes it possible to play live)
By providing an information recording method.

この[1的を達成するために、本発明は、アドレス領域
に隣接して、アト1.′ス変更記録領域を設5′F″、
t2、更新情報記録時に、l11情報のアドレス領域に
隣接するアドレス変更記録領域に、−γドl/ス変更な
Nl: Gするようにし、再生時に、アドレス変更記録
領域でのアドレス変り10有無により更新の41缶を判
別するように1〜たことを特徴とする。
To achieve this objective, the present invention provides at least one address space adjacent to the address area. 'Set change recording area 5'F'',
t2, when recording update information, -γ dos l/s change Nl:G is set in the address change recording area adjacent to the address area of l11 information, and during playback, depending on the presence or absence of address change 10 in the address change recording area. It is characterized by 1 to 1 to determine the 41 cans of renewal.

以下、本発明の実施例を図面にて詳細に説1明する。Embodiments of the present invention will be described in detail below with reference to the drawings.

第2図は本発明の一実施例において用いられろ光ディス
ク自生の領域区分を示す図、第3図は本発明の一実施例
を実施する情報記録再生装置のブロック図でk)る。第
1図と同じ部分は回−符弓にて?≧−J−、5を化アド
レス領域2に記録されたアドレスに対応すて)情報、;
(−婦領域3内の情べ・IIの変更、訂正を示すアドレ
ス変更記録領域で、アドレス領域2と耐f接してオ・量
り、更新情報が記憶、さねた新アドレスな訓き込!人、
情報の更新が、/、「い場合には空白のままとする。な
お、光ディスク]はトラックを有t7、ディスク−周分
のトラックはセクタと呼ば第1る糊数個のブロックに1
7分されており、また、各セクタには連続[7た銑号の
アドレスが1:tq次付リすされているが、本実施例で
は説明を簡単にするため、ディスク−周分のトラックを
1セクタと1,7、アドレスも外周側から内周側へ連続
する番号が(=jけられて(・ろものとする。
FIG. 2 is a diagram showing the area division of an optical disc used in an embodiment of the present invention, and FIG. 3 is a block diagram of an information recording/reproducing apparatus implementing an embodiment of the present invention. Is the same part as in Figure 1 a double-note bow? ≧-J-, 5 corresponds to the address recorded in the address area 2) information;
(This is an address change recording area that indicates changes and corrections to address area 3 in address area 3. It is in contact with address area 2, and the updated information is stored, including the new address! Man,
If the information is not updated, leave it blank. Note that optical discs have tracks t7, and the tracks for the entire circumference of the disc are called sectors and are divided into blocks of the first number of glue.
In addition, in each sector, the addresses of continuous [7] numbers are written in the order 1:tq. Assume that 1 sector is 1, 7, and the addresses are also consecutive numbers from the outer circumference side to the inner circumference side.

6は中央演算処叩部で、操作者により入力されたアドレ
ス及び情N4i4をファイル記憶制御部7へ出力する。
A central processing unit 6 outputs the address and information N4i4 input by the operator to the file storage control unit 7.

ファイル記憶制御部7は7斤規情報か更新情報かを記憶
部8に記憶された最終アドレスと中央演待−処理部6か
らのアトし/スとを比較することによって判別する。9
は並列]、仁信号から成る情報を伯列力「信号の形に変
換する並2/直列変換部であく)。
The file storage control section 7 determines whether the information is regular information or update information by comparing the final address stored in the storage section 8 with the access/post from the central entertainment processing section 6. 9
is parallel], and the parallel/serial converter converts the information consisting of the parallel signal into the form of a parallel signal.

次に動作について説明する。記録時にIV」1、操作者
がアドレス及び情報を中央済t″)−処理部6に人力す
ると、ファイル記1t=’を制御部7は、ハj+ 11
C5部8に記憶されている最終アト12・、スと入力さ
オlたアドレスとを比較し、新jolt情叩のアドレス
か、既にi4録されている情イ・1)のアドレスかを判
別する。例えば、今、ンアイ#記憶制慴1部7が新規情
報のアドレスであると判別した場合に(・1、中央演豹
処坤部6は情報を並、/直列弯換部9で並/直列タ、換
させた後、光ディスク1の指定されI、−アドレスに対
応する情報記録領域3に記録する。
Next, the operation will be explained. At the time of recording, when the operator inputs the address and information to the processing unit 6 manually, the control unit 7 inputs the file record 1t=' as HAj+11
Compare the last address stored in the C5 section 8 with the input address and determine whether it is the address of the new jolt address or the address of the address already recorded in i4. do. For example, if it is determined that the memory control unit 1 7 is the address of new information (・1, the central calculation unit 6 stores the information in parallel, and the serial conversion unit 9 converts the information into parallel/serial After changing the data, the information is recorded in the information recording area 3 of the optical disc 1 corresponding to the specified I, - address.

一方、ファイル記1.は制御部7が既にdぺ録さねてい
る情報のアドレスであると判別した場合には、更新情報
(即ち、情報の変更)と判断し、そのアドレスを記憶部
8が記憶すると共に、情報が記録されて−・ないアトl
/ス(一般には4“終アドレスにカランl−1を加えた
アドレス)に対応する情報記録領域3(更新情報計によ
−って更1?i ・晶報i;〔:録’NR城を設けても
良い)に−14報を;i己録する。同時に、記憶部8に
記憶されている1]1情報のアドレスに対応するアドレ
ス変更記録領域5に、更新情報が記録された新アドレス
を記録し、記憶部8の最終′アドレスを変更−する。
On the other hand, file note 1. If the control unit 7 determines that it is an address of information that has already been recorded, it is determined that it is updated information (that is, a change in information), and the storage unit 8 stores the address and stores the information. is not recorded.
Information recording area 3 (additional 1?i by update information meter) corresponding to /s (generally 4" end address plus callan l-1 address) -14 information may be provided in the address change recording area 5 corresponding to the address of the 1]1 information stored in the storage unit 8. The address is recorded and the final address in the storage section 8 is changed.

ここで、仮りに更新情報が記録された新アドレスをアド
レス領域2に記録すると、領域の分離、浄罫1,3が難
しく、新アドレスのJ)込みに際して、インターリーブ
或はM F M変調等の処理を行う場合には、特に初期
アドレスとの分離が難しくなる。そのため、別にアドレ
ス変更記録領域5を設ける必要があえ。また、アドレス
変更記録領域5とアドレス領域2とは前後に隣接して設
げ゛ることが必要であ2)が、古生時に、所望すイ)情
(ツタに対応するアドレス領域2にヘッドを移動後、才
ぐに一アドレス変更の有無な確鎖すイ)ことが−Cきる
ようにアドレスク゛史領賊5を−fド1/ス領域2の後
(第2図の状j、+、jq )に設ける方が11)生時
間短縮のために望;卜しい。
Here, if a new address where update information is recorded is recorded in address area 2, it will be difficult to separate the areas and clean lines 1 and 3, and when including the new address, interleaving or MFM modulation etc. When performing processing, it becomes particularly difficult to separate the address from the initial address. Therefore, it is necessary to provide a separate address change recording area 5. In addition, it is necessary to provide the address change recording area 5 and the address area 2 adjacent to each other in the front and back. After moving the address area, move the address space area 5 to -f address 1/space area 2 (state j, + , jq) is preferable in order to shorten the production time.

+VC生時には、所1イシのアドレスを中火側ζ1処狸
部6に入力すると、ファイル記憶制御部7が、;;1;
録時と同様に、そのアトし・スと最終アドレスとを比較
し7、既に記録さ才lている情報の一γドレスであるこ
とを確認(7tこ鷺5、−・ノドけ、)Yxディスク1
の指定されたアドレス領域2へ移動−1−る3、アドレ
ス・領域2vこ統くアドレス変更記録領域5(Cて新ア
トし/ス(;l賀i・1−旨1乏)の有無を確認t2、
新アドレスがなければ、その指定されたアドレスに対応
する情報領域3にfj12録された情報を読みITMる
。新アドレスがハ「:録さ才じC(・る」↓)合には、
ヘッドは賀アドレスの位置へ移動し、ηiアドレスに対
応する情報記録領域3から更新情報を読み取る。
+When a VC is generated, when the address of Toko 1 is input to the medium heat side ζ1 Toko part 6, the file storage control part 7 reads ;;1;
In the same way as when recording, compare that address with the final address and confirm that it is the address of the information that has already been recorded. disc 1
Move to the specified address area 2.3, Address area 2v controls the address change recording area 5 (C to check the presence or absence of a new address/s(;lgai・1−effect1). Confirmation t2,
If there is no new address, the information recorded in the fj12 in the information area 3 corresponding to the specified address is read and ITMed. If the new address is ``:recorded saiji C (・ru'' ↓),
The head moves to the position of the ηi address and reads updated information from the information recording area 3 corresponding to the ηi address.

また5例えば、一連の情報が検数アドレス(複数セクタ
)にまたがって記録きれ、その情報a)−p、1tに更
新があった場合には、更新前後(或は更新前)の゛アド
レスな記憶部8に記憶させておき、所望のアドレスの情
報をi!5み取り、それに続くアドレスに関して更新が
t)れげ、新アドレスの更新情報を読み取った後、更新
があ一つだアドレスの次のアドレスの情報を+’jj’
eみ取るようにすれば、更新情報を別のメモリに一度記
録り−で、更新前の情報と比較し、なから差し換えると
いった動作を省略することができ、システムな簡略化−
す−ることも可能となる。
5 For example, if a series of information has been recorded across counting addresses (multiple sectors) and there is an update to the information a)-p, 1t, the 'addresses before and after the update (or before the update) It is stored in the storage unit 8, and the information of the desired address is stored in the i! 5. After reading the update information for the new address, read the update information for the new address, and then add the information for the address next to the address that has been updated by +'jj'.
By reading the updated information, it is possible to record the updated information once in another memory, compare it with the information before the update, and replace it from scratch, which simplifies the system.
It also becomes possible to

−1−述L ノ、一実施例においては、アドレス変更記
録領域5に、更新’f:+i報がハ1;録される新アド
レスを111き込むようにし2ているが、これには限ら
ず、アドレス変更の有無のみを記録するようにしてもよ
(・。この場合には、新規情報記録領域と更新情報記録
領域とを別々に設定して、新規情報記録領域のアドレス
と更新情報記録領域のアドレスとを予め対応させておく
。或は、別に設けら才]たメモリに新旧゛アドレスの夕
・1応デープルを記録しておぎ、アドレス変更イーjを
’7’lt(み出した時のみ対応テーブルを71主徨し
て、変更先アドレスを検索−する。
-1-L No. In one embodiment, the new address 111 where the update 'f:+i information is recorded is written into the address change recording area 5, but this is not limited to this. Instead, it is possible to record only whether or not an address has changed (in this case, the new information recording area and the updated information recording area are set separately, and the address of the new information recording area and the updated information recording area are Make the addresses of the area correspond in advance.Alternatively, record the old and new addresses in a separate memory, and change the address change to '7'lt. Only in this case, the correspondence table 71 is searched for the address to be changed.

以上説明したように、本発明によれば、アドレス領域に
隣接17て、アドレス変すイ記録領賊を設定し、更新′
1青報記録時に、l+’−1情報の一γドレス領域に1
)41接するアドレス勿LJ!記録領域に、アドレス変
更を記録するように17、肖生時に、アドレス変更記録
S:〔(域でのアドレス変更のh 1mにより更新の有
無を判別する[5に1−た7rら、効堂の良い再生を可
能と−する。
As explained above, according to the present invention, a record holder for changing the address is set adjacent to the address area 17, and an update '
When recording 1 blue report, 1 is placed in the 1γ address area of l+'-1 information.
) 41 adjacent address of course LJ! In order to record the address change in the recording area, address change record S: [(H1m of the address change in the area determines whether there is an update or not. enables good playback.

【図面の簡単な説明】[Brief explanation of the drawing]

rp; 1図は従来のゲ1−ディスク面ヒの領」・、l
、) 1メ分を示す図、第2図は本発明の一実施例に用
いられる光デイスク面−上のijl!J域区分を示す図
、第3図は本発明の一実施例を実施する情報記録41)
主装置のブロック図である。 1・・・、)′Lディスク、2・・・アドレス領域、3
・・・情報記録領域、5−・・アドレス変更記録領域、
6・・・中央演算処理部、7・・・ファイル記憶制御部
、8・・・記憶部、9・・・並、/直列変換部。 特許出願人   キャノン株式会社
rp; Figure 1 shows the area of the conventional game 1-disk surface.
,) Figure 2 shows the ijl! on the optical disk surface used in one embodiment of the present invention. A diagram showing J area classification, FIG. 3 is an information record 41 for implementing an embodiment of the present invention)
FIG. 3 is a block diagram of the main device. 1...,)'L disk, 2...address area, 3
... Information recording area, 5-... Address change recording area,
6... Central processing unit, 7... File storage control unit, 8... Storage unit, 9... Parallel/serial conversion unit. Patent applicant Canon Co., Ltd.

Claims (1)

【特許請求の範囲】 1 光ディスクにアドレス領域と情報記録領域とを設定
し、″fr川、用報及び更新情報を情報Ml−,lj録
領域l記録するように(〜た光デ仁スクによる情報記録
方式において、前記アドレス領域に隣接し2て、アドレ
ス変更AL録領域を設定し、更新情報記録時に、旧″l
iV報のアドレス領域に隣接するアドレス変り(記録イ
;【【城に、アドレス変咀をF![: ’j・lゴるよ
うにし、たごとを’i’Y徴と−t4)光デ仁スクによ
る’l’i’r (1に11録方式。
[Scope of Claims] 1. An address area and an information recording area are set on the optical disc, and information such as "fr", reports, and update information are recorded in the information Ml-, lj recording area (by an optical disc). In the information recording method, an address change AL recording area is set adjacent to the address area, and when recording update information, the old "l"
Address change adjacent to the address area of the iV report (Record I; 'l'i'r by Jin-sook (1 to 11 recording method.
JP2845083A 1983-02-24 1983-02-24 Information recording system by optical disk Granted JPS59154652A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
JP2845083A JPS59154652A (en) 1983-02-24 1983-02-24 Information recording system by optical disk

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2845083A JPS59154652A (en) 1983-02-24 1983-02-24 Information recording system by optical disk

Publications (2)

Publication Number Publication Date
JPS59154652A true JPS59154652A (en) 1984-09-03
JPH0551988B2 JPH0551988B2 (en) 1993-08-04

Family

ID=12248998

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2845083A Granted JPS59154652A (en) 1983-02-24 1983-02-24 Information recording system by optical disk

Country Status (1)

Country Link
JP (1) JPS59154652A (en)

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6122488A (en) * 1984-07-11 1986-01-31 Hitachi Ltd Information memory system
JPS62191942A (en) * 1986-02-18 1987-08-22 Matsushita Electric Ind Co Ltd Information recording and reproducing device
JPS62191943A (en) * 1986-02-18 1987-08-22 Matsushita Electric Ind Co Ltd Information recording and reproducing device
JPS62195777A (en) * 1986-02-21 1987-08-28 Matsushita Graphic Commun Syst Inc Page-unit editing system for picture information storing and retrieving device
JPS6396740A (en) * 1986-10-13 1988-04-27 Olympus Optical Co Ltd Optical recording medium
JPS63164087A (en) * 1986-12-26 1988-07-07 Ricoh Co Ltd File management system
JPS6448286A (en) * 1987-08-19 1989-02-22 Ricoh Kk Storage control method for optical disk
JPS6448282A (en) * 1987-08-19 1989-02-22 Ricoh Kk Storage control method for optical disk
US5023854A (en) * 1986-02-07 1991-06-11 Matsushita Electric Industrial Co., Ltd. Disc having a data read-only area and a data recording arm and a recording reproducing system therefor
US5173886A (en) * 1986-02-07 1992-12-22 Matsushita Electric Industrial Co., Ltd. Composite optical disc having both a data read-only area and a data rewritable area, and a recording/reproducing system for use therewith
JPH076572A (en) * 1993-06-15 1995-01-10 Matsushita Electric Ind Co Ltd Tape recording and reproducing method
JPH08335386A (en) * 1996-04-05 1996-12-17 Hitachi Ltd Information recording method, information reproducing method, information recording medium and device therefor
KR20040009454A (en) * 2002-07-23 2004-01-31 삼성전자주식회사 Optical information storage medium and recording method the same

Cited By (13)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPS6122488A (en) * 1984-07-11 1986-01-31 Hitachi Ltd Information memory system
US5023854A (en) * 1986-02-07 1991-06-11 Matsushita Electric Industrial Co., Ltd. Disc having a data read-only area and a data recording arm and a recording reproducing system therefor
US5173886A (en) * 1986-02-07 1992-12-22 Matsushita Electric Industrial Co., Ltd. Composite optical disc having both a data read-only area and a data rewritable area, and a recording/reproducing system for use therewith
JPS62191942A (en) * 1986-02-18 1987-08-22 Matsushita Electric Ind Co Ltd Information recording and reproducing device
JPS62191943A (en) * 1986-02-18 1987-08-22 Matsushita Electric Ind Co Ltd Information recording and reproducing device
JPS62195777A (en) * 1986-02-21 1987-08-28 Matsushita Graphic Commun Syst Inc Page-unit editing system for picture information storing and retrieving device
JPS6396740A (en) * 1986-10-13 1988-04-27 Olympus Optical Co Ltd Optical recording medium
JPS63164087A (en) * 1986-12-26 1988-07-07 Ricoh Co Ltd File management system
JPS6448286A (en) * 1987-08-19 1989-02-22 Ricoh Kk Storage control method for optical disk
JPS6448282A (en) * 1987-08-19 1989-02-22 Ricoh Kk Storage control method for optical disk
JPH076572A (en) * 1993-06-15 1995-01-10 Matsushita Electric Ind Co Ltd Tape recording and reproducing method
JPH08335386A (en) * 1996-04-05 1996-12-17 Hitachi Ltd Information recording method, information reproducing method, information recording medium and device therefor
KR20040009454A (en) * 2002-07-23 2004-01-31 삼성전자주식회사 Optical information storage medium and recording method the same

Also Published As

Publication number Publication date
JPH0551988B2 (en) 1993-08-04

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