JPH10302448A - Disk player - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a disk player capable of recording the playing sound signal only a music recorded on a specified disk while listening the playing music being reproduced at random. SOLUTION: In a randomly reproducable optical disk player, when an optical disk on which a sound recording is to be performed is specified from among plural disks housed in an automatic changer 1 by a disk number specifying key switch 123 and a disk judging circuit 112 judges that an optical disk which is selected for a playing during the random playing by the switch 123 coincides with the optical disk specified by the switch 123, the playing sound signal of a music having the musical number selected during the random reproduction from the optical disk judged coincident is transmitted to a sound recorder 10 untill the playing completion of the music having the music number under the control of a random sound recording control circuit 114 and the sound recorder 10 is controlled to a sound recording state during a period when the playing sound signal is transmitted to the recorder 10 under the control of the random sound recording control circuit 114.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a method of selecting a disc from a plurality of discs stored in an autochanger device at random, and selecting a song number from the selected disc at random. The present invention relates to a disc player capable of performing random reproduction in which music is read from a disc and played.

[0002]

2. Description of the Related Art In the case of random reproduction by a disc player, for example, an optical disc player, an optical disc selected for playing from a plurality of optical discs stored in an autochanger apparatus and a song number in the selected optical disc are not changed. Since the sound signals are randomly selected, the sound signals during random playback are recorded in the order of performance. One example is the optical disk No. 2 song number (TN
o. ) No. 6 → Optical disc No. 5 TNo. 8 songs →
Optical disk No. 1 song number TNo. Track 3 → Optical disc No. 2 TNo. Random reproduction is performed as in the case of the song No. 2, and the performance sound is recorded in the order of the random reproduction.

[0003]

However, as described above, in the case of the conventional disk player, recording is performed in the order of performance, and it is not possible to record only the music having the music number recorded on a specific disk. There was a problem.

[0004] It is an object of the present invention to provide a disk player capable of recording a performance sound signal of only a song recorded on a specified disc while listening to the performance of a song reproduced by random reproduction. And

[0005]

According to a first aspect of the present invention, there is provided a disc player for selecting a disc at random from a plurality of discs stored in an autochanger apparatus, and for randomly selecting a music from the selected disc. A disc player for selecting a random number to select a number and read the song of the selected song number from the disc to play the disc, and to designate a disc for recording from among the plurality of discs; Means, disc discriminating means for discriminating that the disc selected for playing during the random playback matches the disc specified by disc discriminating means, and disc discriminating from the disc determined to be coincident by disc discriminating means. A recorder control unit that controls the recording device to be in a recording state during the performance of the song of the song number selected during random playback. Characterized by comprising and.

According to the disk player of the first aspect of the present invention, a disk for recording from among a plurality of disks housed in the autochanger device is designated by the disk designating means, and the performance during random playback is specified. When the discriminating means determines that the selected disc matches the disc designated by the disc designating means, recording during the playing period of the song of the song number selected during random playback from the disc determined to be a match The apparatus is controlled to a recording state under the control of the recorder control means. Therefore, while listening to the performance during the random playback, only the music recorded on the disk specified by the disk specifying means is recorded on the recording device.

A disc player according to a second aspect of the present invention randomly selects a disc from a plurality of discs stored in an autochanger apparatus, and selects and selects a music number from the selected disc at random. A disk for recording from among the plurality of disks, a disk for recording the music having the specified music number from the disk and selecting a random reproduction for playing the music. Disc designating means for designating, disc discriminating means for discriminating that a disc selected for playing during the random reproduction matches one of a plurality of discs designated by the disc designating means, The performance period of the song of the song number selected during the random playback from the disc determined to be coincident by the discrimination means. Characterized in that a recorder control means for controlling the recording means medium said to correspond to the record mode.

According to the disc player of the present invention, a disc for recording from a plurality of discs stored in the autochanger device is designated by the disc designating means corresponding to each of the recording means. When the discrimination means determines that the disc selected for playing during random playback matches one of the discs designated by the disc designating means, the random disc is being played from the discriminated discrimination. During the performance period of the tune of the tune number selected in the above, the recording means corresponding to the disc determined to be coincident is controlled to the recording state under the control of the recorder control means. Therefore, while listening to the performance during random playback, only the music recorded on the disk specified by the disk specifying means is recorded on the specified recording means.

[0009]

DESCRIPTION OF THE PREFERRED EMBODIMENTS Hereinafter, a disc player according to the present invention will be described with reference to embodiments.

FIG. 1 is a block diagram showing the configuration of a disk player according to an embodiment of the present invention, and illustrates the case of an optical disk player. The disc player according to the embodiment of the present invention shown in FIG. 1 is an example of a case where one disc for recording is designated.

An optical disk player according to one embodiment of the present invention includes a disk autochanger 1, randomly selects an optical disk based on an instruction from a system controller 11 described later, and mounts the selected optical disk 2 on a spindle shaft. Then, it is configured to be able to randomly select a song number and play the song of the selected song number at random.

That is, the optical disk 2 mounted on the spindle shaft is rotationally driven by the motor 3 which is rotationally driven by a spindle servo control signal output from a servo control circuit 4 which performs spindle servo control, tracking servo control and focus servo control. The tracking servo control signal and the focus servo control signal output from the servo control circuit 4
The recorded information is read from the optical disc 2 by the optical pickup 5 whose radial position and the relative position with respect to the optical disc 2 are controlled.

The recording information read from the optical disk 2 is processed by a signal processing including a detection circuit for detecting a recording signal, an EFM demodulation circuit for EFM demodulating a signal output from the detection circuit, and an error correction circuit for correcting an error in the demodulated output. Circuit 6
Sent to Upon receiving the recording information output from the optical pickup 5, a recording signal is detected from the recording information in the signal processing circuit 6, and the detected recording signal is EFM demodulated.
The EFM demodulated signal is subjected to error correction, and the error-corrected demodulated signal is sent to an analog signal processing circuit 7 including a D / A converter, a low-pass filter for removing a high-frequency component of the D / A conversion output, and an amplifier. .

In response to the error-corrected demodulated signal, the analog signal processing circuit 7 separates the demodulated signal into left and right channel signals, performs D / A conversion on each signal, and removes the high frequency component of the D / A conversion output signal. After amplification, the signal is supplied to the left and right speakers 8 and 9 and reproduced as reproduced sound. further,
The left and right analog signals output from the analog signal processing circuit 7 are sent to the recorder 10 as performance sound signals.

On the other hand, the system controller 11 is composed of a microcomputer and cooperates with a storage device (not shown), based on an output signal from the input device 12, a disk autochanger 1, a servo control circuit 4, a signal processing circuit 6, an analog signal processing The circuit 7 and the recorder 10 are controlled.

The input device 12 includes a random playback instructing key switch 121 for instructing random playback, a random recording instructing key switch 122 for instructing random recording, and a disc for designating a disc for recording. Number designation key switch 123 and function instruction key switch 12 for instructing other reproduction functions such as normal reproduction and one-touch music selection
4 is provided. Here, the random reproduction operation at the time of the random reproduction instruction by the random recording instruction key switch 122 and the reproduction operation at the time of the reproduction function instruction by the function instruction key switch 124 are the same as the conventional case.
The description is omitted.

The system controller 11 receives a signal from the random playback instruction key switch 121, randomly selects an optical disk from a plurality of optical disks stored in the disk autochanger 1, and randomly selects an optical disk from the selected optical disk. A random playback control circuit 111 reads a song of the selected song number from the optical disc and plays the song with the selected song number, and an optical disc selected for playing during the random playback is operated by a disc number designation key switch 123. A disc discriminating circuit 112 for discriminating that the disc matches the designated optical disc, and when a random recording instruction is given by the random recording instructing key switch 122, the disc discriminating circuit 112 performs random reproduction from the optical disc determined to be coincident. The performance sound signal of the song of the song number selected in the And a recorder control for controlling the recorder 10 to be in a recording state while the performance sound signal is being transmitted under the control of the random recording control circuit 113. And a circuit 114.

Here, the disk number designation key switch 1
Reference numeral 23 corresponds to an optical disk designation unit, a disk determination circuit 112 corresponds to a disk determination unit, a random recording control circuit 113 corresponds to a random recording control unit, and a recorder control circuit 114 corresponds to a recorder control unit. .

The operation of the optical disk player according to the embodiment of the present invention configured as described above will be described with reference to the flowchart shown in FIG.

[0020] Random playback is instructed by the random playback instructing key switch 121, and random recording is instructed by the random recording instructing key switch 122 (step S).
1) The disk number n is specified by the disk number specification key switch 123 (step S2). In the flowchart of FIG. 2, the random reproduction is instructed by the random reproduction instructing key switch 121 and the random recording is instructed by the random recording instructing key switch 122.

Subsequent to step S2, the recorder 10 is controlled to a recording pause state (step S3). In this state, a disk is randomly selected by the disk autochanger 1 and mounted on the spindle shaft, a music number is selected at random, and random reproduction is performed.

Subsequent to step S3, it is checked whether or not the disk selected during execution of the random reproduction is the disk with the disk number n specified in step S2 (step S4). If it is determined in step S4 that the disc is the disc with the disc number n, the music number is randomly selected following step S4, and the recording device 10 is controlled to the recording state (step S5). Recording of the performance sound signal of the song having the selected song number is started (step S6).

After step S6, when the performance of the music of the music number selected in step S5 ends, that is, when the performance of the music of the music number selected in step S5 ends (step S7), the recorder 10 turns on. The recording is temporarily stopped (step S8).

Here, in step S4, the disc to be discriminated whether or not the disc is the disc number n is the disc selected based on the random reproduction.
The music number selected in step S5 is a music number selected from the disk with the disk number n based on random reproduction. Therefore, the performance sound of the normal random playback is heard from the optical disk player. When the disk of the disk number n is selected during the random playback, the music recorded on the disk number n is selected. A performance sound signal of a tune selected at random from the numbers is recorded on the recorder 10.

Subsequent to step S8, it is checked whether or not the music of all the music numbers of all the disks stored in the disk autochanger 1 has been played (step S8).
9). Similarly, when it is determined in step S4 that the disc is not the disc with the disc number n, it is checked whether the performance of the music of all the music numbers of all the discs stored in the disc autochanger 1 is completed (step S4).
9). If it is determined in step S9 that the music of all the music numbers of all the discs stored in the disc autochanger 1 has not been played, then, following step S9, there is no disc stored in the disc autochanger 1. The song number is randomly selected and the music number is randomly selected (step S10), and the process is executed again from step S4.

When it is determined in step S4 that the disc is not the disc designated in step S2,
The music of the music number of the disc which is not the designated number is played, and step S9 is executed. When it is determined in step S9 that the music of all the music numbers of all the disks stored in the disk autochanger 1 has been played, the recording is released (step S11), and the random recording mode is released (step S12). ).

Therefore, the disc autochanger 1
Until the performance of the songs of all the song numbers of all the discs stored in the disc is completed, the songs of the song numbers randomly selected from the song numbers of the songs recorded on the disc n during the random playback are played in the order of performance. It will be recorded on the recorder. At the time of random reproduction, as described above, the optical disk No. Track No. 2 (TNo.) Track No. 6 → Optical disc No. 5 TNo. 8
Song → Optical disc No. 1 song number TNo. Track 3 → Optical disc No. 2 TNo. If the music is played back in the order of the song No. 2 →..., The reproduced sound is heard in this order, random recording is instructed, and the optical disk No. When the optical disk No. 2 is designated, 2 TNo. No. 6 → Optical disc No. 2 TNo. Recorder 1 in the order of song 2 →
0 will be recorded.

Next, the operation of the modification of the optical disk player according to one embodiment of the present invention will be described with reference to the flowchart shown in FIG.

In a modification of the optical disk player according to the embodiment of the present invention, in a case where the recording device 10 has two recording units such as a double cassette deck and a double mini disk recording / reproducing device, each recording unit is provided. This is an example of a case where a disk for recording can be designated. In this case, two disk number designation key switches 123 are provided, and a disk number is designated by each disk number designation key switch 123, and each disk number designation key switch 123 is designated by a numeric keypad among other function designation key switches 124. The recording section for recording the musical composition of the disk number specified by the above is designated.

In a modification of the optical disk player according to the embodiment of the present invention, random playback is instructed by the random playback instructing key switch 121, and random recording is instructed by the random recording instructing key switch 122 (step S1). S21), by a disc number specified key switch 123 and other function command key switch 124 disk number n ₁ for recording the first recording unit is designated (step S22), and the other disc number specified key switches 123 and the other function command key switch 124 is disk number n ₂ for recording in the second recording unit is designated (step S23). The fact that random playback is instructed by the random playback instructing key switch 121 and random recording is instructed by the random recording instructing key switch 122 is indicated as random key-on in the flowchart of FIG.

Subsequent to step S23, the first and second
The recording unit is controlled to the recording pause state (step S2)
4). In this state, a disk is randomly selected by the disk autochanger 1 and mounted on the spindle shaft, a music number is selected at random, and random reproduction is performed.

[0032] Following step S24, the selected disk during execution of the random reproduction or the disk or not the specified disk number n ₁ in step S22 is checked (step S25). When it is determined that the disk of the disk number n ₁ in step S25, the music number is selected randomly Following step S25, and the first recording portion is controlled in recording mode (step S27), The recording of the performance sound signal of the song of the song number selected in step S26 is recorded in the first recording unit until the end of the performance sound signal of the song of the song number (steps S27 to S27).
S29).

[0033] In step S25, when the disk selected during execution of the random playback is not determined to be the disk of the disk number n ₁ designated by step S22, the random playback is followed to step S25 selected disk during the execution of either a disk whether the designated disk number n ₂ is checked in step S23 (step S30). When it is determined that the disk of the disk number n ₂ In step S30, the tune number following the step S25 are selected randomly, and the second recording unit is controlled on the recording state (step S31), The recording of the performance sound signal of the song of the song number selected in step S31 is recorded in the second recording unit until the performance sound signal of the song of the song number ends (steps S32 to S32).
S34).

When the execution of steps S29 and S34 is completed, step S3 similar to steps 9 to S12 is performed.
Steps 5 to S38 are performed. In a modification of the optical disc player according to the embodiment of the present invention, step S25 is executed following execution of step S36. Also, in steps S25 and S30, as in step S4, if it is determined in step S22 or S23 that the disc is not the disc of the designated number, the music of the music number of the disc that is not the designated number is played. .

Therefore, in a variation of the optical disk player according to the embodiment of the present invention, for example, when the optical disk No. Song No. 2 (TNo.) Song No. 3 → Optical disc No. 6 TNo. Song 4 → Optical Disk N
o. 3 song number TNo. No. 1 → Optical disc No. 2 TNo. Song No. 5 → Optical disc No. 1 song number TNo.
No. 8 → Optical disc No. 6 TNo. If the music is played back in the order of the song No. 2 →..., The reproduced sound is heard in this order, a random recording is instructed, and the optical disk No. 2 is designated, and the optical disc No. is assigned to the second recording unit. 6 is designated, the optical disk No. 2 TNo. Track 3 → Optical disc No. 2 T
No. The music is recorded on the first recording unit in the order of the song No. 5 →. 6 TNo. Song No. 4 → Optical disc No.
6 TNo. The second song is recorded in the second recording section in the order of...

In the above-described disc player according to the embodiment of the present invention, the case where the random recording control circuit 114 is provided is exemplified. However, the function of the random recording control circuit 114 is provided in the recorder control circuit 113. , The recorder may be controlled.

In the above-described disc player according to the embodiment of the present invention, the case of an optical disc player has been described as an example, but the same applies to a magneto-optical recording (MD) disc player.

In the above-described disc player according to the embodiment of the present invention, the case of analog recording in which a performance sound signal of an analog signal is recorded has been exemplified, but the present invention can be similarly applied to the case of recording a digital signal. .

[0039]

As described above, according to the disc player of the present invention, it is possible to simultaneously record only the songs on the specified disc while listening to the performance of the songs selected at random.

[Brief description of the drawings]

FIG. 1 is a block diagram showing a configuration of an optical disk player according to an embodiment of the present invention.

FIG. 2 is a flowchart for explaining an operation of the optical disc player according to the embodiment of the present invention;

FIG. 3 is a flowchart for explaining an operation of a modified example of the optical disc player according to the embodiment of the present invention;

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Disk autochanger 2 Disk 3 Motor 4 Servo control circuit 5 Optical pickup 6 Signal processing circuit 7 Analog signal processing circuit 10 Recording device 11 System controller 12 Input device 111 Random reproduction control circuit 112 Disk discrimination circuit 113 Recorder control circuit 114 Random recording control Circuit 121 Random playback instruction key switch 122 Random recording instruction key switch 123 Disk designation key switch

Claims (2)

[Claims] 1. A disk is randomly selected from a plurality of disks stored in an autochanger device, and a music number is randomly selected from the selected disks, and the music of the selected music number is read from the disk. A disc player capable of selecting random playback for playing; a disc designating means for designating a disc for recording from among the plurality of discs; and a disc selected for playing during the random playback. Disc discriminating means for discriminating that the disc matches the disc designated by the disc discriminating means, and recording during the performance period of the song of the song number selected during the random reproduction from the disc determined to be coincident by the disc discriminating means. A disk player comprising: a recorder control means for controlling the apparatus to a recording state. 2. A disk is randomly selected from a plurality of disks stored in an autochanger device, and a music number is randomly selected from the selected disks, and the music of the selected music number is read from the disk. A disc player capable of selecting random playback for playing; a disc designating means for designating a disc for recording from among the plurality of discs in correspondence with each of a plurality of recording means; Disc discriminating means for discriminating that the disc selected for playing during the disc matches one of the plurality of discs designated by the disc designating means; and disc discriminating that the disc discriminated by the disc discriminating means matches the disc. During the performance of the song of the song number selected during random playback, the corresponding recording means is controlled to the recording state. Disc player being characterized in that a recorder control unit.