JPH0636445A - Disk recording device - Google Patents

Abstract

PURPOSE:To provide a disk recording device which is capable of recording a disk utilization information on the surface of the disk so that a user recognizes the information. CONSTITUTION:A signal recording means 2 converts input signals such as musical signals and data into prescribed signals so as to record them on the signal surface of a disk 1. A series of recording processes, in which the input signals are recorded on the disk 1, is controlled and/or process controlled by a recording control means 3. A recording position detection means 4 detects a recording position information, which shows to what position on the signal surface of the disk 1 becomes recording completed, from the means 3 while the input signals are being recorded on the signal surface of the disk 1 or after the completion of the above and outputs to a coloring control means 5. The means 5 controls a coloring means 6 based on the recording position information obtained and colors the portion which corresponds to a recording completion region on the surface of the disk label.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a disc recording apparatus for recording information such as images, sounds and data on a disc.

[0002]

2. Description of the Related Art In recent years, writable discs for business use have appeared, and in the future, it is expected that they will be spread to the consumer market together with a device for recording on the disc.

As an example of a conventional disc recording device, the structure of a disc recording device for recording on an information recording disc which can be written only once in an unrecorded area of the disc will be described below.

FIG. 5 is a block diagram of a conventional disk recording apparatus. Reference numeral 1 is a disc in which data can be written only once in an unrecorded area, 2 is a signal recording means for converting an input signal into a predetermined signal and recording it on the disc, and 3 is a recording for controlling recording on the disc 1 by the signal recording means 2. It is a control means. The operation of recording on a disc by the disc recording apparatus in the conventional example will be described below.

A signal input to the disc recording device such as a music signal or data is converted into a predetermined signal for recording on the disc 1 by the signal recording means 2 and recorded on the signal surface of the disc 1. The recording control means 3 controls or manages a series of recording processes until the input signal is recorded on the disc 1. FIG. 6 shows an external view of the disc 1 recorded by the disc recording device. In FIG. 6, since the signal surface of the disk 1 is recorded by the disk recording device, it is composed of a recorded area in which a signal is written and an unrecorded area in which no data is written yet. The recorded area has a data structure as shown in FIG. The recorded area is composed of one group called a session (hereinafter referred to as session), and one session is a lead-in area,
It consists of a program area and a lead-out area. The program area includes one or more tracks, and data and music are recorded in the tracks. The lead-in area records the track arrangement information in the program area. The lead-out area is an area arranged to mean the end of the program area. The label surface of the disc 1 is printed with the name of the disc manufacturer and the title of the disc.

[0006]

However, in the above-described conventional configuration, the general user cannot determine from where to what area of the writable disc the data is recorded and how much more data can be written. Because it is not possible to judge the capacity that can be recorded in 1
There was a problem that the data desired to be recorded on one disk had to be recorded on two disks, or the data recording was completed halfway.

In addition, since the number of sessions that can be recorded on the disc is regulated and it is impossible to judge how many sessions are recorded on the disc by appearance, if the number of recorded sessions exceeds the prescribed number of sessions. Had the problem that it was not guaranteed to play.

The present invention solves the above-mentioned conventional problems, and an object thereof is to provide a disc recording apparatus capable of recording disc usage information on the disc surface so that the user can recognize it.

[0009]

In order to achieve this object, a disk recording apparatus of the present invention comprises a signal recording means for converting an input signal into a predetermined signal and recording it on a disk, and a recording process for the disk. Recording control means for controlling, recording position detecting means for detecting and outputting recording position information from the recording control means, and recording position information output from the recording position detecting means represent a recorded area on the surface of the disc. And means for recording information or information representing an unrecorded area.

Further, the disc recording apparatus of the present invention comprises a signal recording means for converting an input signal into a predetermined signal and recording it on the disc, a recording control means for controlling the recording process on the disc, and the recording control means. A placement information detecting means for detecting and outputting the recording placement information of the recorded area from the recording medium, and a lead-in area, a program area, and a lead area of the recorded area on the surface of the disc according to the recording placement information output from the placement information detecting means. And a means for recording the arrangement information in which the out area is collected.

[0011]

According to the present invention, according to the above construction, in addition to the recording on the disc by the signal recording means under the control of the recording control means, the disc surface is detected from the recording position information obtained by the recording position detecting means from the recording control means. Information is recorded on the disc surface by a means for recording information indicating a recorded area or information indicating an unrecorded area on the top.

Further, the arrangement information detecting means records the arrangement information on the surface of the disc by recording the arrangement information obtained by the recording control means, the arrangement information including the lead-in area, the program area and the lead-out area of the recorded area. Record the placement information.

[0013]

Embodiments of the present invention will be described below with reference to the drawings. As an example, the configuration of a disk recording apparatus for recording on an information recording disk which can be written only once in an unrecorded area of the disk will be described as in the conventional example.

FIG. 1 is a block diagram of a disk recording apparatus according to the first embodiment of the present invention. Here, since the disk 1, the signal recording means 2 and the recording control means 3 have the same functions and operations as in the conventional example, the description thereof will be omitted. Reference numeral 4 is a recording position detecting means for detecting and outputting recording position information from the recording control means 3, and 5 is a coloring means 6 for coloring only the recorded area by the recording position information outputted from the recording position detecting means 4. Coloring control means 6 for controlling, and 6 is a coloring means for coloring the disc label surface. In the disc recording apparatus of the present embodiment, in addition to recording on the disc signal surface, the operation of coloring the portion corresponding to the recorded area on the disc label surface is performed, but recording on the disc signal surface is the same as the conventional example. Therefore, the operation of coloring the disc label surface will be described below.

The recording position detecting means 4 records from the recording control means 3 to which position on the signal surface of the disk 1 the recorded area has been recorded during or after recording the input signal on the signal surface of the disk 1. The position information is detected and output to the coloring control means 5. The coloring control means 5 controls the coloring means 6 based on the obtained recording position information to color the portion corresponding to the recorded area on the disc label surface. FIG. 2 is an external view of an information recording disk in which a signal is recorded by the disk recording apparatus of the embodiment and the portion corresponding to the recorded area on the label surface is colored and can be written only once. In FIG. 2, an input signal is written on the signal surface of the information recording disk, and there are recorded areas and unrecorded areas. The label side of the information recording disc is colored corresponding to the recorded area. In the above embodiment, the coloring range is updated as the recorded area is expanded by the additional recording.

As described above, according to this embodiment, the user clearly distinguishes the recorded area and the unrecorded area by coloring the label surface to display the recorded area and the unrecorded area on the signal surface. Therefore, the usage status of the disk can be easily known.

In this embodiment, the portion corresponding to the recorded area on the disc label surface is colored, but as a means for recording the information indicating the recorded area or the information indicating the unrecorded area on the disc label surface. It is also possible to record a boundary line between a recorded area and an unrecorded area on the label side, or to use a numerical value, a symbol, a code or the like for the recorded area and the unrecorded area, respectively.

FIG. 3 is a block diagram of a disk recording apparatus according to the second embodiment of the present invention. Here, since the disk 1, the signal recording means 2 and the recording control means 3 have the same functions and operations as in the conventional example, the description thereof will be omitted. Reference numeral 7 is an arrangement information detecting means for detecting and outputting the recording arrangement information of the session in the recorded area from the recording control means 3, and 8 is the recording arrangement information outputted from the arrangement information detecting means 7 for discriminating the boundary line of the session. Boundary line recording control means for controlling the boundary line recording means 9 for recording, and 9 is a boundary line recording means for recording a line representing a session boundary on the disc label surface. In the disc recording apparatus according to the present embodiment, in addition to recording on the disc signal surface, a line corresponding to the boundary line of the session of the recorded area is recorded on the disc label surface. Since it is the same as the conventional example, the operation of the boundary line recording of each session on the disc label side will be described.

The arrangement information detecting means 7 arranges how many sessions are arranged in the recorded area of the signal surface of the disc 1 by the recording control means 3 during or after recording the input signal on the signal surface of the disc 1. The recording arrangement information of the session indicating whether or not it is present is output to the boundary line control means 8. The boundary control means 8 controls the boundary recording means 9 based on the obtained recording arrangement information of the session to record a line on the disc label surface at a position corresponding to the session boundary in the recorded area. FIG. 4 is an external view of an information recording disk in which a signal is recorded by the disk recording apparatus of the embodiment and a boundary line is recorded at a position corresponding to a session boundary of a recorded area on the label surface and which can be written only once. It is shown. In FIG. 4, an input signal is written on the signal surface of the information recording disk,
There are recorded areas and unrecorded areas. The recorded area is composed of several sessions, and the label surface of the information recording disc has boundary lines recorded corresponding to the boundaries of the sessions. In the above-described embodiment, the borderline is newly recorded as the recorded area is expanded and the number of sessions is increased by the additional recording.

As described above, according to the present embodiment, by recording the boundary line for each session, it is possible to easily know the recording status of the session in the recorded area in addition to the use range of the disc, and the regulation is defined. It is also possible to manage it so that it will not be recorded beyond the number of sessions. Further, in the case of a photo CD that records a film image on a disc, there are times when a plurality of sessions are used when recording one film. At that time, each session for a plurality of sessions corresponding to one film is performed. By recording the boundary line, the user can easily perform classification management of the film recorded on the Photo CD.

In this embodiment, the boundary line is recorded on the disc label surface for each session. However, as a means for recording the session arrangement information, each session is color-coded and the session information is represented by numerical values, symbols, codes, etc. May be used for recording.

[0022]

As described above, according to the present invention, by providing the area information recording means for recording the information indicating the recorded area or the information indicating the unrecorded area on the disk surface, The vacant information of the information recording disc can be known from the appearance of the disc. Also,
By providing the arrangement information recording means for recording the arrangement information of the sessions recorded on the disc, it is possible to know the recording status of the sessions from the appearance of the disc and manage so as not to exceed the specified number of sessions. You can Further, in order to facilitate disk management, it is possible to display a classification such as a boundary line or a color code for each plurality of sessions.

[Brief description of drawings]

FIG. 1 is a block diagram showing a configuration of a disk recording device according to a first embodiment of the present invention.

FIG. 2 is a schematic diagram showing an outer appearance of a disc in the first embodiment.

FIG. 3 is a block diagram showing a configuration of a disk recording device according to a second embodiment of the present invention.

FIG. 4 is a schematic view showing the outer appearance of a disc according to the second embodiment.

FIG. 5 is a block diagram showing a configuration of a disk recording device in a conventional example.

FIG. 6 is a schematic diagram showing an appearance of a disk in the conventional example.

FIG. 7 is a schematic diagram showing a structure of a recorded area of a disc in the conventional example.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 disc 2 signal recording means 3 recording control means 4 recording position detecting means 5 coloring control means 6 coloring means 7 arrangement information detecting means 8 boundary line recording control means 9 boundary line recording means

Claims (2)

[Claims] 1. A signal recording unit for converting an input signal into a predetermined signal and recording it on a disc, a recording control unit for controlling a recording process on the disc, and recording position information from the recording control unit. Recording position detecting means for outputting, and area information recording means for recording information indicating a recorded area or information indicating an unrecorded area on the surface of the disc according to the recording position information output from the recording position detecting means. A disk recording device characterized by the above. 2. A signal recording unit for converting an input signal into a predetermined signal and recording it on a disc, a recording control unit for controlling a recording process on the disc, and recording arrangement information of a recorded area from the recording control unit. Position information detecting means for detecting and outputting the lead-in area, the program area, and the lead-out area of the recorded area on the disk surface by the recording arrangement information output from the arrangement information detecting means. A disc recording apparatus comprising: an arrangement information recording unit that records information.