JPH04362565A - Disk recording/reproducing device - Google Patents
Disk recording/reproducing deviceInfo
- Publication number
- JPH04362565A JPH04362565A JP13768991A JP13768991A JPH04362565A JP H04362565 A JPH04362565 A JP H04362565A JP 13768991 A JP13768991 A JP 13768991A JP 13768991 A JP13768991 A JP 13768991A JP H04362565 A JPH04362565 A JP H04362565A
- Authority
- JP
- Japan
- Prior art keywords
- power supply
- power
- recording
- main circuit
- optical
- 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 abstract description 22
- 238000001514 detection method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 4
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
Landscapes
- Optical Recording Or Reproduction (AREA)
Abstract
Description
【0001】0001
【産業上の利用分野】この発明はディスク記録再生装置
、特にその停電保護に関するものである。BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disk recording and reproducing apparatus, and particularly to power failure protection thereof.
【0002】0002
【従来の技術】従来のこの種のディスク記録再生装置と
しては、図3に示すものがあった。図3は従来の光ディ
スク記録再生装置における構成を示すブロック図であり
、図において(1)は光学的に1回だけ所望の情報を記
録可能な光ディスク、この光ディスクへの所望の情報を
書き込み信号として出力する書き込み信号出力手段、お
よびこの書き込み信号出力手段からの信号を受けて上記
光ディスクへ光学的信号を送出する光学手段からなる主
回路、(2)はAC/DC変換する給電手段としての電
源回路、(5)は電源回路(2)から主回路(1)への
DC電源ライン、(6)はAC電源へ接続するプラグで
ある。2. Description of the Related Art A conventional disc recording/reproducing apparatus of this type is shown in FIG. FIG. 3 is a block diagram showing the configuration of a conventional optical disc recording and reproducing device. In the figure, (1) is an optical disc on which desired information can be optically recorded only once, and desired information is written onto this optical disc as a write signal. A main circuit comprising a write signal output means to output, and an optical means to receive a signal from the write signal output means and send an optical signal to the optical disk, (2) a power supply circuit as a power supply means for AC/DC conversion. , (5) is a DC power line from the power supply circuit (2) to the main circuit (1), and (6) is a plug connected to the AC power supply.
【0003】次に動作について説明する。電源回路(2
)はプラグ(6)を介して供給されるACをDCに変換
し、変換された直流電流は、DC電源ライン(5)を通
して主回路(1)に供給される。Next, the operation will be explained. Power supply circuit (2
) converts the AC supplied via the plug (6) into DC, and the converted DC current is supplied to the main circuit (1) through the DC power line (5).
【0004】0004
【発明が解決しようとする課題】上記のような従来のデ
ィスク記録再生装置は以上のように構成されているので
記録中に電源が停止した場合、記録開始及び停止地点の
アドレスがわからなくなるという問題があり、又分割書
込みの規格を満足しなくなり、そのディスクが使用でき
なくなるという問題点があった。[Problem to be Solved by the Invention] Since the conventional disk recording and reproducing apparatus as described above is configured as described above, there is a problem that if the power supply is stopped during recording, the address of the recording start and stop point becomes unknown. There is also the problem that the disc cannot be used because it no longer satisfies the divisional writing standards.
【0005】この発明はかかる課題を解決するためにな
されたもので、記録中の電源停止によっても分割書込み
の規格を満足する記録のできるディスク記録再生装置を
得ることを目的としている。The present invention has been made to solve the above problem, and an object of the present invention is to provide a disk recording/reproducing apparatus that can perform recording that satisfies the divisional writing standard even when the power is stopped during recording.
【0006】[0006]
【課題を解決するための手段】この発明に係るディスク
記録再生装置は、光学的に1回だけ所望の情報を記録可
能な光ディスク,この光ディスクへの所望の情報を書き
込み信号として出力する書き込み信号出力手段,および
この書き込み信号出力手段からの信号を受けて上記光デ
ィスクへ光学的信号を送出する光学手段からなる主回路
と、主回路へ給電を行う給電手段と、給電手段からの給
電停止状態を検知して非常給電を行う非常給電手段と、
を備えることを特徴とするものである。[Means for Solving the Problems] A disc recording and reproducing apparatus according to the present invention provides an optical disc on which desired information can be optically recorded only once, and a write signal output that outputs desired information on the optical disc as a write signal. and a main circuit comprising an optical means that receives a signal from the write signal output means and sends an optical signal to the optical disk, a power supply means that supplies power to the main circuit, and detects a state in which power supply from the power supply means is stopped. an emergency power supply means for supplying emergency power;
It is characterized by having the following.
【0007】[0007]
【作用】この発明のディスク記録再生装置においては、
主回路内において、1回だけ所望の情報を記録可能な光
ディスクへの所望の情報を書き込み信号出力手段により
書き込み信号として出力し、この書き込み信号出力手段
からの信号を受けて上記光ディスクへ光学的信号を光学
手段より送出し、そして主回路へ給電手段より給電を行
い、給電手段からの給電停止状態を非常給電手段により
検知して非常給電を行う。[Operation] In the disc recording and reproducing device of this invention,
In the main circuit, a write signal output means outputs desired information as a write signal to an optical disk on which desired information can be recorded only once, and upon receiving a signal from the write signal output means, an optical signal is sent to the optical disk. is transmitted from the optical means, and power is supplied to the main circuit by the power supply means, and the emergency power supply means detects a state in which power supply from the power supply means has stopped, and performs emergency power supply.
【0008】[0008]
【実施例】以下、この発明の一実施例を図面を用いて説
明する。図1は、この発明の一実施例を示すブロック図
で、図において図3と同一符号は同一または相当部分を
示し同一符号を付して説明を省略する。(3)はバック
アップバッテリ、(4)は電源回路(2)より検出され
る停電検出2値出力を主回路(1)へ送るための信号線
である。DESCRIPTION OF THE PREFERRED EMBODIMENTS An embodiment of the present invention will be described below with reference to the drawings. FIG. 1 is a block diagram showing an embodiment of the present invention. In the figure, the same reference numerals as in FIG. 3 indicate the same or corresponding parts, and the explanation thereof will be omitted. (3) is a backup battery, and (4) is a signal line for sending the power failure detection binary output detected from the power supply circuit (2) to the main circuit (1).
【0009】次に動作について説明する。図2は、この
発明の実施例の動作を示すフローチャートで、図におい
て(S1)〜(S3)はそれぞれ各ステップを示す。Next, the operation will be explained. FIG. 2 is a flowchart showing the operation of the embodiment of the present invention, in which (S1) to (S3) indicate each step, respectively.
【0010】記録中に停電が発生するとまずバックアッ
プバッテリ(3)からの電源に切替わる。停電検出信号
は、停電検出信号ライン(4)を通して主回路(1)に
伝わる。[0010] When a power outage occurs during recording, the power source is first switched to the backup battery (3). The power failure detection signal is transmitted to the main circuit (1) through the power failure detection signal line (4).
【0011】この時点でメインフローに対し割込み処理
を行ない、図2のフローチャートが実行される。ステッ
プ(S1)では、記録を規格に従った地点で停止する。
そして、ステップ(S2)では記録開始地点等のアドレ
スデータをディスクの規定の位置に記録する。更に、ス
テップ(S3)ではシステムの停止を行い、動作を終了
する。At this point, interrupt processing is performed on the main flow, and the flowchart of FIG. 2 is executed. In step (S1), recording is stopped at a point in accordance with the standard. Then, in step (S2), address data such as a recording start point is recorded at a prescribed position on the disc. Furthermore, in step (S3), the system is stopped and the operation is ended.
【0012】このようにしてこの発明の実施例では、バ
ックアップバッテリと停電検出により記録中に停電して
も規格に従った記録停止を行うことができる。In this way, in the embodiment of the present invention, even if a power outage occurs during recording, recording can be stopped in accordance with the standard by using the backup battery and power outage detection.
【0013】[0013]
【発明の効果】この発明は以上説明したように、給電手
段より主回路へ給電を行い、給電手段からの給電停止状
態を非常給電手段により検知して非常給電を行うように
構成したので、記録中に電源停止した場合、非常給電手
段より主回路へ非常給電して、主回路において分割書き
込みの規格を満足した停止ができ、ディスクに正確に記
録が行えるという効果がある。[Effects of the Invention] As explained above, the present invention is configured so that the power supply means supplies power to the main circuit, and the emergency power supply means detects a state in which the power supply from the power supply means is stopped and performs the emergency power supply. If the power supply is stopped during operation, the emergency power supply means supplies emergency power to the main circuit, and the main circuit can be stopped in a manner that satisfies the standards for divided writing, thereby making it possible to accurately record on the disk.
【図1】この発明に係るディスク記録再生装置の構成を
示すブロック図。FIG. 1 is a block diagram showing the configuration of a disc recording/reproducing apparatus according to the present invention.
【図2】この発明の実施例の作用を示すフローチャート
。FIG. 2 is a flowchart showing the operation of the embodiment of the present invention.
【図3】従来の装置の構成を示すブロック図。FIG. 3 is a block diagram showing the configuration of a conventional device.
(1) 主回路 (2) 電源回路 (3) バックアップバッテリ (4) 停電検出信号ライン (5) DC電源ライン (6) AC電源 (1) Main circuit (2) Power supply circuit (3) Backup battery (4) Power outage detection signal line (5) DC power line (6) AC power supply
Claims (1)
能な光ディスク,この光ディスクへの所望の情報を書き
込み信号として出力する書き込み信号出力手段,及びこ
の書き込み信号出力手段からの信号を受けて上記光ディ
スクへ光学的信号を送出する光学手段からなる主回路と
、主回路への給電を行う給電手段とを備えたディスク記
録再生装置において、上記給電手段からの給電停止状態
を検知して給電を行う非常給電手段を備えたことを特徴
とするディスク記録再生装置。Claim 1: An optical disc on which desired information can be optically recorded only once, write signal output means for outputting the desired information as a write signal to the optical disc, and a signal received from the write signal output means. In a disc recording and reproducing apparatus that includes a main circuit consisting of an optical means for sending an optical signal to the optical disc, and a power supply means for supplying power to the main circuit, the power supply is started by detecting a state in which the power supply from the power supply means is stopped. What is claimed is: 1. A disk recording and reproducing device characterized by comprising an emergency power supply means for
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13768991A JPH04362565A (en) | 1991-06-10 | 1991-06-10 | Disk recording/reproducing device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
JP13768991A JPH04362565A (en) | 1991-06-10 | 1991-06-10 | Disk recording/reproducing device |
Publications (1)
Publication Number | Publication Date |
---|---|
JPH04362565A true JPH04362565A (en) | 1992-12-15 |
Family
ID=15204507
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
JP13768991A Pending JPH04362565A (en) | 1991-06-10 | 1991-06-10 | Disk recording/reproducing device |
Country Status (1)
Country | Link |
---|---|
JP (1) | JPH04362565A (en) |
-
1991
- 1991-06-10 JP JP13768991A patent/JPH04362565A/en active Pending
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