JP3481057B2 - Disc playback device - Google Patents

Description

Detailed Description of the Invention

[0001]

TECHNICAL FIELD The present invention relates to a disc reproducing apparatus .

[0002]

2. Description of the Related Art Conventionally, when an optical disk such as a CD (compact disk) in which only audio signals, for example, music signals are recorded, the performance of the music and the information of the performer can be known only by hearing. Therefore, it is difficult for the user to match the progress of music when the user practices the performance. In addition, it is difficult to quickly obtain the latest information because the latest information about the performer (concert information, etc.) can only be obtained from magazine advertisement broadcasting media and the like.

On the other hand, recently, a DVD (Digital Versatile Disc) has been developed as a recordable and reproducible next-generation optical disc, and recorded information (video, audio, character information, data, etc.) can be read from this DVD disc. Read-only area that can be written but cannot be written (hereinafter R
Hybrid DVD equipped with a disc having only an OM section) and a rewritable area (hereinafter referred to as a RAM section) capable of reading and writing information together with this ROM
There are DVD-RAMs and the like in which all are rewritable areas in which information can be read and written, and each has a large recording capacity. For example, DVD-R
The AM has a storage capacity of several gigabytes, which is several times as large as the storage capacity of a CD-ROM, so that both audio information and video information can be recorded.

[0004]

The purpose of the present invention is to solve the above-di
To provide a disc player that plays a disc.
It

[0005]

[0006]

[0007]

DISCLOSURE OF THE INVENTION Disc reproduction according to the present invention
The live device is an audio device that records the music signal of an artist.
Has audio data area and video data area
The data recorded in the video data area of the disc
Internet information containing information about artists in
The Internet access code number of the AV device
Connected to the communication line and the signal processing unit that is displayed on the screen
Input control unit and the Internet
Communication line for internet information in access code
From the input control unit to the input control unit.
Then, the signal processing unit outputs the information called by the input control unit to A
It is displayed on the screen of the V device .

Another disc reproducing apparatus according to the present invention is
Audio data area and control where music signals are recorded
Control of disc with roll data area
Internet communication recorded in the data area
Operation code and internet access code
Connect the first signal processing unit that extracts the
Based on the input control section to be connected and the operation code,
Internet access code number recorded in
Internet information from the communication line to the input control unit
The control part that controls to call in and the input control part
Signal processing for displaying the recorded information on the screen of the AV device
And a section .

Another disc reproducing apparatus according to the present invention is
In addition to the configuration of the invention described above, the second signal processing unit
Internet access recorded in the Deodata area
The process code number is displayed on the screen of the AV device .

Another disc reproducing apparatus according to the present invention is
In addition to the configuration of each invention described above, the first signal processing unit,
Outside of Internet information or input to the input control unit
The partial input signal is recorded on the disc .

Disc reproducing apparatus and others according to the present invention
In addition to the configuration of each invention described above,
The disc is a DVD disc .

[0012]

[0013]

[0014]

[0015]

[0016]

[0017]

[0018]

1 is a block diagram of an embodiment of a disk recording / reproducing apparatus according to the present invention. In FIG. 1, 1 is a disc (for example, a hybrid DVD disc), 2 is a signal form (format) suitable for a multiplexing and demultiplexing device described below by reading the recorded contents of the disc 1.
And a signal processing unit 3 for converting an output signal of a multiplexing and demultiplexing device, which will be described later, into a signal form for recording on the disc 1, an external voice or a signal from an external device such as a communication line. The input control unit 4 for controlling converts the signal input-controlled by the input control unit 3 into a signal form suitable for a multiplexing and demultiplexing device which will be described later, and converts a reproduction output signal of the disc 1 into a signal form for an external device. A signal processing unit for converting 5 is a control unit (microcomputer or the like) that is set by an external operation or is set by a signal recorded on a disc to control the operation of the entire apparatus, 6 is a memory, and 7 is A multiplexing and division device for combining or dividing the output signals A and B of the signal processing units 2 and 4 based on the control of the control unit 5;
Reference numeral 8 is a signal processing unit for converting the signal C multiplexed or demultiplexed by the multiplexing and demultiplexing device 7 into a signal form that is compatible with the AV device 9, and 9 is supplied with an output signal of the signal processing unit 8 respectively. An AV (audiovisual display) device 10 for displaying audio and video is a display and operation unit for inputting an operation command signal to the control unit 5.

The disc 1 can be, for example, a DVD disc having a structure as shown in FIGS. FIG. 2 is a schematic partially enlarged sectional view of an example of a DVD disc. The disc shown in FIG. 2 shows an example of a dual-layer DVD disc 26, which includes a first recording layer 26a formed of a semitransparent film and a second recording layer 26b formed of a reflective film.
In the case of the hybrid DVD disc, one of the first and second recording layers serves as the ROM section and the other has the R section.
It is the AM section. When reading the signal of the first recording layer 26a, the laser light is reflected by the semitransparent film, and when reading the signal of the second recording layer 26b, the laser light passes through the semitransparent film and is reflected by the reflective film. Read data with the head. In the present invention, for example, the first recording layer 26a is RO
The second recording layer 26b can be used as the RAM section and the RAM section can be used as the M section. In addition, the first recording layer 26a and the second recording layer 26
Both b may be RAM or ROM.

FIG. 3 is a plan view of another example of the DVD disc, showing a recordable and reproducible DVD disc 27 having a recording layer of a single-layer structure, and the first recording area 27a ( In the present invention, for example, it is a ROM section, and the second recording area 27b (in the present invention, it is a RAM section) is defined on the outer peripheral side. Also, there are some discs that are not divided into the first and second recording areas. DVD with the above structure
Audio information data, video information data, and the like can be recorded in the ROM portion or the RAM portion of the disc.

FIG. 4 shows an example of the form of data recorded on the disc 1. Data is continuously recorded in frame units, and a signal recorded on the disc 1 or an external input signal is included in one frame. A control data area D1 in which control data for controlling (external voice and communication line) is recorded, a video data area D2 in which video information data is recorded, and an audio data area D3 in which acoustic information data is recorded. . Various data can be recorded in the areas D1, D2 and D3, and in the recordable and reproducible disc of the present invention, special data is recorded as described below.

(First Embodiment of Disc of the Present Invention) Music information is recorded as audio information in the audio data area D3 of the disc 1, and vocal and piano according to the contents of the music information are recorded in the video data area D2. Record musical score information for each part such as guitar, drum, etc. When the disc 1 thus recorded is reproduced by the disc recording / reproducing apparatus shown in FIG. 1, not only the acoustic information but also the musical score surface can be displayed on the AV apparatus 9, for example, a TV monitor. Therefore, for example, the musical score of each part of the music signal is displayed on the monitor screen, and the user can practice while watching the musical score. It is also possible to process the musical notes on the musical score by the signal processing unit 8 so that the color of the musical notes changes at the same time as the music signal and display the musical notes on the monitor screen.

(Second Embodiment of Disc of the Present Invention) Music information is recorded as audio information in the audio data area D3 of the disc 1, and a playing method according to the content of the music information is recorded in the video data area D2. Record. For example,
The playing method of each musical instrument is recorded instead of the musical score of the first embodiment. When the disc 1 thus recorded is reproduced by the disc recording / reproducing apparatus of FIG. 1, not only the acoustic information but also the playing method of each musical instrument is displayed on the AV apparatus 9, for example, a TV monitor. In this case, you can learn various techniques by mastering the musical instrument according to the playing method displayed on the monitor. In addition to the acoustic information, the score surface information and the playing method may be recorded at the same time.

(Third Embodiment of Disc of the Present Invention) A music signal is recorded in the audio data area D3 of the disc 1, and an access code number of an international communication network such as the Internet is recorded in the video data area D2. When the disc 1 thus recorded is reproduced by the disc recording / reproducing apparatus of FIG. 1, the Internet access code number is displayed on the monitor screen of the AV apparatus 9, and the user looks at the access code number and displays the display of FIG. Using the operation unit 10, the user himself / herself performs an access operation to access the Internet and, for example, the latest information (concert information, new music release information, etc.) of the performer (artist) of the music in the area D3 is input. , The signal processing unit 4, the multiplexing and demultiplexing device 7, and the signal processing unit 8 on the monitor screen of the AV device 9.

(Fourth Embodiment of Disc of the Present Invention) In the control data area D1 of the disc 1, an operation code necessary for performing internet communication is recorded. When the disc 1 recorded in this way is reproduced by the disc recording / reproducing apparatus of FIG. 1, the internet operation code recorded in the area D1 is read into the control part 5, and the automatic connection to the internet is performed under the control of the control part 5. Is done. That is, in the control data area D1 of FIG. 4, the internet access code number (of course, the internet access code number is also recorded in the video data area D2) and the operation code that must normally be entered by a personal computer or the like are recorded. ing. The control data in the control data area D1 is
It is extracted by the signal processing unit 2. Further, the operation code in the control data is sent to the control unit 5 to bring the input control unit 3 into the state of being connected to the communication line. The Internet access code number is connected to the communication line via the signal processing unit 4 and the input control unit 3 to receive the Internet service. As mentioned above,
Communication is possible without using a PC (one touch). It is also possible to record the accessed latest information data at a predetermined location on the disc 1 via the multiplexing and demultiplexing device 7 and the signal processing unit 2.

Next, in the disc recording / reproducing apparatus of FIG.
As described below, the external input signal can be combined with the reproduction signal of the disc 1 or recorded on the disc 1.

(Synthesis of External Input Signal) When a sound signal or the like is input from the external input during reproduction of the disc 1 according to the first embodiment, the external input signal is converted into the signal processing unit 4.
Is converted into a signal B which can be compared or synthesized with the reproduction content A of the disc 1, the signals A and B are multiplexed by the multiplexing and demultiplexing device 7, and the contents recorded on the disc 1 in the AV device 9 and externally Both input signals can be output. In this case, if the external input signal is, for example, a microphone and the user's own voice or performance sound by communication, it is possible to easily practice karaoke or musical instruments, for example. In addition, the latest information can be known at the same time (it becomes possible to know the content played by oneself and the content recorded on the disc 1 at a time).

(Connection to the Internet) When the disc 1 shown in the fourth embodiment is reproduced, the control data and the internet access code number recorded in the control data area D1 are extracted by the signal processing section 2 and the control is performed. The data is sent to the control unit 5, the Internet access code number is converted by the signal processing unit 4 into a format conforming to the Internet, and it is connected to the communication line through the input control unit 3 to enable communication,
The control unit 5 controls the input control unit 3 so as to retrieve the Internet information at the Internet access code number recorded on the optical disc 1 from the communication line (see the description of the fourth embodiment of the disc of the present invention described above. ), The information received by the input control unit 3 is processed by the signal processing unit 4, and then is multiplexed and demultiplexed by the multiplexing and demultiplexing device 7, and then displayed on the screen of the AV device 9. Also, disk 1
It is also possible to convert the reproduction output signal of the above into a format conforming to the Internet by the signal processing unit 4 via the signal processing unit 2 and send it to the communication line through the input control unit 3.

(Recording of External Input Signal on Disc 1) Further, a signal C obtained by mixing the external input signal (sound of a musical instrument, information on the Internet, etc.) and the reproduction signal of the disc 1 is recorded on the signal processing unit 2 (on the disc 1). The data can be recorded in the RAM section of the disk 1 via the encoding process). Although the output of the multiplexing and demultiplexing device 7 is recorded in the embodiment, the output of the signal processing unit 4 may be recorded via the signal processing unit 2.

[0030]

[Embodiment] In the above description, the user's own voice, performance sound, and Internet information are used as external input signals, but other input terminals are provided to convert information such as video conferences into a format conforming to a disc. However, it can also be recorded on the disc 1. In addition, by using a camera and a microphone as external devices, the user's own information can be converted into a disc-compliant format and recorded on the disc 1, and the information can be signaled in a format compatible with the communication line. The data can be converted by the processing unit 4 and output to the communication line.

As described above, according to the present invention, the problems as in the prior art are eliminated, the reproduced sound of the acoustic information and the image information such as the musical score and the playing method are simultaneously output, and the user inputs externally. By using it, the input signal and optical disc information can be output at the same time, which makes it very easy to practice karaoke and playing methods. Further, the latest information about the performer recorded on the disc can be quickly and easily called from the communication line without using a personal computer or the like.

[0032]

According to the present invention, di reproducing the disk which records video information associated with the audio information and the acoustic information
A disk reproducing device is obtained.

[Brief description of drawings]

FIG. 1 is a block diagram of an embodiment of a disc recording / reproducing apparatus according to the present invention.

FIG. 2 is a DVD as an embodiment of a disc according to the present invention.
It is a schematic partial expanded sectional view of an example of a disc.

FIG. 3 is a DVD as an embodiment of a disc according to the present invention.
It is a top view of other examples of a disc.

FIG. 4 shows an example of a form of data recorded on a disc according to the present invention.

[Explanation of symbols]

1 Recordable and reproducible disc 2 Signal processing unit 3 Input control section 4 Signal processing unit 5 control unit 6 memory 7 Multiplexing and demultiplexing equipment 8 Signal processor 9 AV equipment 10 Display and operation unit

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Claims (5)

(57) [Claims] 1. A music signal of an artist is recorded.
Audio data area and video data area
Is recorded in the video data area of the disc
Internet information containing information about the artist
Internet access code number
The signal processing unit displayed on the screen of the V device, the input control unit connected to the communication line, and the Internet access code number input to the operation unit
Input the Internet information in the above from the above communication line
A control unit that controls the control unit to call in, and the signal processing unit includes information that is called in by the input control unit.
Is displayed on the screen of the AV device.
Disc playback device. 2. Audio data in which a music signal is recorded
Disc having an area and a control data area
Interface recorded in the control data area of
Operation code and Internet required for internet communication
First signal processing unit for extracting access code number
And the input control unit connected to the communication line, and recorded on the disc based on the operation code.
Internet access code number
Calls net information from the communication line to the input control unit
On the screen of the AV device.
And a second signal processing unit for projecting the image onto the disc reproducing apparatus. 3. The second signal processor is configured to control the video signal.
Internet access recorded in the data area
To display the code number on the screen of the AV device.
The disk reproducing apparatus according to claim 2, wherein the disk reproducing apparatus is a disk reproducing apparatus. 4. The first signal processing unit is configured to connect to the interface.
Net information or external input input to the input control unit
A force signal is recorded on the disc.
Item 2. The disc reproducing apparatus according to Item 2. 5. The device according to claim 1 or 2, wherein
The disc is a DVD disc
Disc player.