JP4373354B2 - Music player - Google Patents

Description

  The present invention relates to a music playback device for outputting a predetermined performance song selected from a large number of performance songs, and more particularly to an improvement for adding a new play function.

  2. Description of the Related Art Music playback apparatuses that output a predetermined performance song selected from a large number of performance songs are known. For example, a karaoke device used in a karaoke box or the like. According to such a karaoke apparatus, music information of a predetermined karaoke performance song selected from a large number of karaoke performance songs stored in advance in a storage device is output, and an image including lyrics information of the karaoke performance song is output. Karaoke performance of a desired song can be enjoyed by displaying it on the screen in synchronization with.

  By the way, a display unit having a plurality of light emitting elements arranged in a line is provided, and the display unit is swung while the plurality of light emitting elements are selectively emitting light, so that the swung locus is on the trajectory to be swung. An image display device that displays an image due to an afterimage effect has been proposed. For example, it is a bar-shaped display described in Patent Document 1. According to this technique, bitmapped information is stored in a memory or the like, the information is read as needed, and displayed on the display unit for each line of the bitmap. It is possible to make a two-dimensional image appear in a visible manner.

JP 63-116300 A

  However, since the conventional video display device generally displays an image based on the afterimage effect when the user holds it in his / her hand or the like, the video cannot be suitably displayed depending on how the user shakes the image. There is a problem, and the video can be visually recognized only when the speed or cycle of swinging the video display device and the output of the video by the video display device are well synchronized.

  The present inventor has paradoxically focused on the malfunction of such a video display device while intensively devising to develop a music playback device having a new element of play. That is, the idea is to incorporate the movement of the video display device as an element of play by causing the video display device to display a lyric text image or the like that is supposed to be displayed in synchronization with the output of the performance song. It came to do.

  The present invention has been made against the background of the above circumstances, and an object of the present invention is to provide a music playback device having a new element of play.

In order to achieve such an object, the gist of the present invention is a music reproducing apparatus for outputting a predetermined performance song selected from a large number of performance songs, and a plurality of linearly arranged music reproduction devices. Display device having a display unit having a plurality of light emitting elements, and by causing the display unit to be swung while the plurality of light emitting elements are selectively made to emit light, an image display device displays an image based on an afterimage effect on the swung locus When the display unit is swung in synchronism with the tempo of the performance song, the lyric text image of the performance song is displayed on the trajectory of the display unit so as to be readable by the afterimage effect. As described above, the display device includes display control means for performing display control for selectively emitting light from the plurality of light emitting elements .

Thus, according to the present invention, the display unit having a plurality of light emitting elements arranged in a line is provided, and the display unit is swung while the plurality of light emitting elements are selectively caused to emit light. And a video display device that displays an image based on the afterimage effect on the trajectory to be swung, and the trajectory to be swung on the display unit when the period at which the display unit is swung is synchronized with the tempo of the performance music. Since it has display control means for performing display control for selectively emitting the plurality of light emitting elements so that the lyric character video of the performance tune is displayed readable by the afterimage effect, the video display device is The lyric text image of the performance song can be visually recognized by swinging well in accordance with the tempo of the performance song, but if it cannot be swinged well, such an image cannot be suitably viewed. It can be added the elements of the play called. That is, it is possible to provide a music playback device having a new element of play.

Here , preferably, the video display device wirelessly receives lyrics information related to display control of the lyrics character video, and the music playback device transmits the lyrics information wirelessly. Each of the display control means performs the control via the wireless transmission unit and the wireless reception unit. By doing so, there is an advantage that the video display device can be easily swung by performing communication with the music playback device by wireless connection.

  Preferably, the music playback device is a mobile phone having performance control means for outputting the performance tune. In this way, the display unit is generally small, and especially when performing with multiple people, it is sufficient even if there are multiple users in performance using a mobile phone that makes it difficult to see the lyric text image. There is an advantage that it is possible to add a practical element of play that can display a visually recognized lyric character image.

  Preferably, the music playback device is integrally provided with the video display device and the display unit thereof, and the music playback device itself is swung, whereby the music playback device is placed on a trajectory to be swung. The video is displayed. In this way, there is an advantage that it is possible to provide a completely new music reproducing device that is small and excellent in portability and can display a lyric character image that can be sufficiently visually recognized even by a plurality of users.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the drawings.

  FIG. 1 is a block diagram illustrating a configuration of a karaoke apparatus 10 which is an embodiment of a music reproducing apparatus of the present invention. As shown in FIG. 1, a karaoke apparatus 10 according to this embodiment includes a CRT (Cathode-ray Tube) 12, a video information decoder 14, a video mixer 16, an amplifier mixer 18, a speaker 20, and an audio input device. Input from a certain microphone 22, an operation panel 24, a CPU 26 as a central processing unit, a ROM 28, a RAM 30, a hard disk 32 as a storage device, a modem 34, a CRT controller 36, the operation panel 24, etc. An input / output interface 38 for processing signals, a synthesizer 40 as a sound source, a remote control receiving unit 42 for receiving a remote control signal from an input device such as a remote control device 48, and a video display device 50 (to be described later) wirelessly. A wireless transmission unit 44 for transmitting information is provided.

  The CPU 26 is a so-called computer that processes and controls electronic information based on a predetermined program stored in advance in the ROM 28 while utilizing the temporary storage function of the RAM 30, and operates a predetermined karaoke by operating the remote control device 48 or the like. When a performance song is selected, the selected karaoke performance song is registered in the reserved song list provided in the RAM 30, or the karaoke performance selected in the RAM 30 from the hard disk 32 according to the performance order of the reserved song list. The performance information and lyric information of the tune is read out, the performance information is transmitted from the RAM 30 to the synthesizer 40 as the performance of the karaoke performance progresses, and the lyric is based on the lyric information at the time of normal karaoke performance. Generate text and send it to the CRT controller 36 Or sent to the CRT controller 36 generates a Song character images is, executes basic control, such as to reproduce the predetermined background image by controlling the image information decoder 14. Further, when performing a karaoke performance using the video display device 50, afterimage lyrics display karaoke performance control described later is executed.

  The operation panel 24 selects a karaoke performance song that the user of the karaoke apparatus 10 wants to sing, adjusts the pitch of the performance song, adjusts the volume balance between the performance and the song, and performs echo and volume. , An input device provided with operation buttons (switches) or knobs for performing various adjustments such as tone. Further, the karaoke apparatus 10 is provided with a remote control device 48 that functions as an input device for remotely executing a part of the functions of the operation panel 24, and the remote control receiving unit 42 is connected to the remote control device 48. A remote control signal to be transmitted is received and supplied to the CPU 26. The wireless transmission unit 44 transmits a control command indicating bitmapped display data, which will be described later, to the video display device 50 by wireless communication such as wireless LAN communication or Bluetooth communication. The information is transmitted to the video display device 50. Note that the terminals such as the remote control device 48 and the video display device 50 constitute a part of a music playback device as equipment of the karaoke device 10.

  The video information decoder 14 is a video playback device that plays back (decodes) video corresponding to the video information based on predetermined video information. For example, when the user sings a song while referring to lyrics, the hard disk A predetermined background video is reproduced based on the background video information stored in 32. The background video information is, for example, MPEG (Moving Picture Experts Group) data, and the background video reproduced by the video information decoder 14 based on the MPEG data is sent to the video mixer 16. The CRT controller 36 is a character video output device that outputs a character video (telop) such as a lyric character video generated by the CPU 26, and the video mixer 16 is generated by the CPU 26 and output from the CRT controller 36. This is a video synthesizing device that synthesizes the character video to be reproduced and the background video reproduced by the video information decoder 14 and displays them on the CRT 12.

  The synthesizer 40 is a sound source that generates a music signal such as a musical instrument performance signal based on performance information of a karaoke performance song read from the hard disk 32 and sent. The performance information is, for example, MIDI data compressed in the MIDI (Musical Instrument Digital Interface) format, and the music signal generated by the synthesizer 40 in accordance with the MIDI data is converted into an analog signal to be converted into the amplifier mixer 18. Sent to. In the amplifier mixer 18, the transmitted music signal and the user's singing voice input via the microphone 22 are mixed, and these signals are electrically amplified and output from the speaker 20.

  The hard disk 32 of the karaoke apparatus 10 is provided with various databases including a karaoke database 68 for storing a large number of karaoke information for outputting karaoke performance songs. This karaoke information includes, for example, title information including the song name and singer name for each karaoke performance song, performance information as MIDI data, lyrics information as text data, etc., and a unique song selection number as an index. have. The karaoke apparatus 10 provided in each store such as a karaoke box is connected to a communication line 46 such as a public telephone line via the modem 34, and the karaoke apparatus 10 can always play new songs. As described above, new karaoke information and the like are distributed from the center device of a karaoke service providing company (not shown) through the communication line 46 and stored in the karaoke database 68 of the hard disk 32 as needed. In other words, the karaoke device 10 is a communication karaoke device that acquires content including karaoke information via a predetermined communication line.

  FIG. 2 is a diagram illustrating the appearance of the video display device 50. As shown in FIG. 2, the video display device 50 includes a display unit 52 for displaying video due to an afterimage effect, and a grip unit 54 provided integrally with the display unit 52, and has a longitudinal shape. (Bar-shaped). The display unit 52 includes a plurality (20 in FIG. 2) of light emitting diodes (LEDs) 56a, 56b, 56c,..., 56t (hereinafter simply referred to as LEDs 56 unless otherwise distinguished). ) Are linearly arranged in the longitudinal direction of the video display device 50 in a state where each part is exposed to the outside so that light emission can be visually recognized (or in a state where the light emission is covered with a light-transmitting material). ing. As this LED 56, one that emits colored light such as red or green is preferably used. Further, an embodiment using a colored light bulb as the light emitting element is also conceivable.

  FIG. 3 is a block diagram illustrating the configuration of the video display device 50. As shown in FIG. 3, the video display device 50 includes a CPU 58, a ROM 60, and a RAM 62. The CPU 58 uses a temporary storage function of the RAM 62 and uses a predetermined program stored in the ROM 60 in advance. A so-called microcomputer system for processing and controlling electronic information. Moreover, it has the light emission control part 64 which is a driver for controlling light emission by the said some LED56. The light emission control unit 64 controls the one-dimensional (linear) image by the display unit 52 by selectively causing the plurality of LEDs 56 to emit light or controlling the luminance of light emitted by each LED 56. Further, the display unit 52 controls the two-dimensional (planar) video displayed by the afterimage effect on the trajectory moved by the display unit 52 being shaken. In addition, the video display device 50 is provided with a wireless reception unit 66 for receiving information transmitted wirelessly from the wireless transmission unit 44 of the karaoke device 10. The light emission by the plurality of LEDs 56 is controlled based on a control command or the like indicating bitmapped display data received by the receiving unit 66.

  FIG. 4 is a functional block diagram illustrating the main part of the control function provided in the CPU 26 of the karaoke apparatus 10. The performance control means 70 shown in FIG. 4 corresponds to the performance music from the karaoke database 68 when a predetermined performance music is selected by the operation of the remote controller 48 or the like and the performance order of the performance music is reached. The karaoke information is read out, and the output of the performance music is controlled based on the performance information included in the karaoke information. Specifically, music information (performance sound) is reproduced by the synthesizer 40 based on such performance information, and is output by the speaker 20 via the amplifier mixer 18.

  The display data creating means 72 creates display data used for video display by the video display device 50 based on the lyrics information included in the karaoke information. FIG. 5 is a diagram exemplifying bit-mapped character information which is an example of such display data. As shown in FIG. 5, the display data creating means 72 uses bitmap data 76, which is a set of dots, of individual character information constituting the lyrics information as display data used for video display by the video display device 50. And The number of rows (20 rows in FIG. 5) of the bitmap data 76 is the same as the number of the LEDs 56, and the number of columns (20 rows in FIG. 5) is a predetermined number or the number of each performance song. The number reflects the tempo. In FIG. 5, for the sake of simplicity, the bitmap data 76 representing a single character “ha” is illustrated. However, the display data creating means 72 is display data representing a character string composed of a plurality of characters. Can also be created. The display data created in this way is applied to the control command from the display control means 74 and transmitted to the video display device 50 via the wireless transmission unit 44.

  The display control means 74 causes the video display device 50 to display the lyric text image of the performance song based on the tempo of the performance song. That is, the display of the lyrics character image by the image display device 50 is controlled based on the tempo of the performance music. FIG. 6 is a diagram for explaining how an image is displayed by swinging the image display device 50. As shown in FIG. 6, the video display device 50 is swung in a direction substantially perpendicular to the longitudinal direction of the video display device 50 while being held by the user's hand 78 or the like in the grip portion 54. As a result, the lyric character image 80 by the afterimage effect is displayed on the trajectory moved. When displaying the lyric character image 80, the light emission control unit 64 selectively selects the plurality of LEDs 56 to correspond to each column of the bitmap data 76 in accordance with a control command supplied from the display control unit 74. Let it emit light. The video display device 50 may store the control command in the RAM 62 and perform display control while reading it as needed, or immediately (in real time) via the light emission control unit 64. The control command may be reflected in display control.

FIG. 7 shows a control command corresponding to the bitmap data 76 shown in FIG. In FIG. 7, the vertical arrangement each LED56a to 56t, beside lined represents the light emission timing _{t 1} to _{t 20,} respectively, the emission control unit 64, the light emission timing _{t 1} to _{t 20} shown in FIG. 7 Each of the plurality of LEDs 56 is controlled so as to emit light indicated by “◯” and not emit light (or reduce brightness) indicated by blank. In this way, when the display unit 52 is swung while the plurality of LEDs 56 are selectively lit, a lyric character image 80 as shown in FIG. 6 due to the afterimage effect can be visually recognized on the swung locus. Emerges. This display control is performed in synchronism with the output of a performance song by the performance control means 70. For example, each lyric character image 80 is displayed at the color change timing based on the lyrics color change information included in the karaoke information. Control is performed as displayed.

The display control means 74 preferably displays the lyric character image 80 optimally when the period at which the display unit 52 is swung is synchronized with the time signature of the performance tune output by the performance control means 70. To control. For example, when the display unit 52 is swung from one side to the other side (right to left) shown in FIG. 6 during one beat of the performance tune outputted by the performance control means 70, the lyric character image 80 is optimal. For example, the control is realized by matching the display timings t _{1 to} t ₂₀ shown in FIG. 7 with one beat of the performance tune outputted by the performance control means 70. it can. In this aspect, when the video display device 50 is swung in accordance with the time signature of the musical piece as if it were a conductor, the lyrics text image 80 of the musical piece can be optimally displayed, but the timing of the shaking is shifted. The lyric text image 80 is not suitably displayed. That is, since the user who has the video display device 50 is required to capture the rhythm of the musical composition and swing it on the rhythm, the user's action is determined based on the music output in synchronization. The so-called sound game enjoyment can be given to the karaoke performance. Here, in synchronization with the display control by the display control means 74, a guide video showing how to swing the exemplary video display device 50 may be displayed on the CRT 12.

  FIG. 8 is a flowchart for explaining afterimage lyrics display karaoke performance control by the CPU 26 of the karaoke apparatus 10 and is repeatedly executed at a predetermined cycle.

  First, in step (hereinafter, step is omitted) S1, whether or not a predetermined performance piece is selected by operating the remote control device 48 or the like, and whether or not the karaoke performance is started, for example, in the order of the performance pieces. To be judged. If the determination at S1 is negative, the routine is terminated. If the determination at S1 is affirmative, the corresponding karaoke information is read from the karaoke database 68 at S2, Stored in the RAM 30 or the like. Next, in S3 corresponding to the operation of the display data creating means 72, display data used for video display by the video display device 50 is created based on the lyrics information included in the karaoke information read in S2. The Next, in S4 corresponding to the operation of the performance control means 70, the performance sound is reproduced by the synthesizer 40 based on the performance information included in the karaoke information read out in S2, and the sound is reproduced via the amplifier mixer 18. Output from the speaker 20. Next, in S5 corresponding to the operation of the display control means 74, the lyrics character image 80 is optimally displayed when the period at which the display unit 52 is swung is synchronized with the time signature of the performance song being output. A control command is generated and transmitted from the wireless transmission unit 44 to the video display device 50. Next, in S6, it is determined whether or not the karaoke performance has ended. When the determination at S6 is negative, the processing after S3 is executed again, but when the determination at S6 is affirmative, the routine is terminated.

  As described above, according to this embodiment, the display unit 52 including the LEDs 56 that are a plurality of light emitting elements arranged in a line is provided, and the display unit 52 is configured to emit light selectively. The video display device 50 displays an image based on the afterimage effect on the trajectory moved by being swung, and the video display device 50 displays the lyric text image 80 of the performance song based on the tempo of the performance song. Since the display control means 74 (S5) is displayed, the lyric character image 80 of the performance song can be visually recognized by swinging the video display device 50 in accordance with the tempo of the performance song. If it is not possible, an element of play that such a lyric character image 80 cannot be suitably viewed can be added. That is, the karaoke apparatus 10 having a new element of play can be provided.

  Further, the display control means 74 controls the lyric character image 80 to be optimally displayed when the period of the display unit 52 being swung is synchronized with the time signature of the performance tune. By swinging the video display device 50 as if it were a conductor, the lyric character video 80 of the performance piece can be optimally displayed, and there is an advantage that a highly entertaining element of play can be added.

  The video display device 50 includes a wireless reception unit 66 for wirelessly receiving information, and the karaoke device 10 includes a wireless transmission unit 44 for wirelessly transmitting information. Since the control means 74 performs the control via the wireless transmission unit 44 and the wireless reception unit 66, the video display device 50 is controlled by communicating with the karaoke device 10 by wireless connection. There is an advantage that it is easy to swing.

  Next, another preferred embodiment of the present invention will be described in detail with reference to the drawings. In the following description, parts common to the above-described embodiment are denoted by the same reference numerals and description thereof is omitted.

  FIG. 9 is a diagram for explaining a karaoke system 82 using a mobile phone 84 which is an embodiment of the music reproducing apparatus of the present invention. As shown in FIG. 9, a mode in which the present invention is applied to a mobile phone 84 having a performance function for outputting a predetermined performance song selected from a large number of performance songs as in the karaoke apparatus 10 is also conceivable. .

  FIG. 10 is a block diagram illustrating the configuration of the mobile phone 84. The control unit 86 shown in FIG. 10 processes an input signal in accordance with a program stored in the ROM 88 in advance, and controls the character input to be executed according to the input from the operation unit 90 or is input from the operation unit 90. The communication or call channel is established according to the telephone number, and control is performed so that mutual communication or call is possible, or the creation and transmission / reception of mail are executed. In a call state, a call signal received by the transmission / reception unit 96 via the antenna 94 is converted from a digital code signal to a voice signal by the voice codec unit 100 via the modem unit 98, and the speaker 104 is driven by the analog front end 102. Audio is output. At the same time, an audio signal converted from audio by the microphone 106 is sent to the audio codec unit 100 via the analog front end 102 and converted into a digital signal there, and the modem unit 98, the transmission / reception unit 96, and the antenna 94 are connected. Sent through. Further, in the communication state, the control unit 86 transmits the signal input from the operation unit 90 to the communication destination, and simultaneously causes the display unit 92 to display the signal received from the communication destination. In addition, a storage unit 108 such as a flash ROM is provided, and the storage unit 108 is provided with a karaoke database 110 for storing the karaoke information. Further, similarly to the synthesizer 40 described above, a melody generator 112 that reproduces a performance song based on karaoke information stored in the karaoke database 110 is provided, and the melody generator 112 generates music information (performance sound). The speaker 104 is driven and output as a performance song. In addition, a wireless transmission unit 114 for transmitting information to the video display device 50 wirelessly is provided. The mobile phone 84 is preferably configured to be connectable to the Internet via the communication line 46 or the like, and the latest karaoke information is downloaded from a center device of a karaoke service company (not shown) via the Internet. It can be stored in the karaoke database 110.

  The controller 86 functionally includes the performance control means 70 described above with reference to FIG. That is, when a predetermined musical piece is selected by operating the operation unit 90 or the like, the karaoke information corresponding to the musical piece is read from the karaoke database 110, and the musical piece is recorded based on the musical performance information included in the karaoke information. Control the output. Specifically, based on such performance information, the melody generator 112 reproduces the performance sound and outputs it through the speaker 104. The control unit 86 functionally includes the display data creating unit 72 and the display control unit 74 described above with reference to FIG. 4, and the wireless transmission unit is synchronized with the performance control by the performance control unit 70 described above. By transmitting a control command from 114 to the video display device 50, the lyrics character video display control by the afterimage effect by the video display device 50 described above with reference to FIGS. 5 to 8 is executed.

  As described above, in this embodiment, the mobile phone 84 having the performance control means 70 for outputting the performance tune is used as a music reproducing device. In the performance using the mobile phone 84, where it is difficult to see the lyric character image, the lyric character image 80 can be displayed that is sufficiently visible even when there are a plurality of users. There is an advantage that an element can be added.

  FIG. 11 is a diagram for explaining the appearance of a music playback device 116 that is still another embodiment of the present invention. As shown in FIG. 11, the music playback device 116 of the present embodiment is integrally provided with the video display device 50 and the display unit 52, and the music playback device 116 itself is swung. The lyrics character image 80 is displayed on the trajectory moved. Similar to the karaoke apparatus 10 and the mobile phone 84, the music playback device 116 has a performance function for outputting a predetermined performance song selected from a large number of performance songs, and selects such a performance song. An operation unit 118 for performing operations such as the above is provided at a portion that does not interfere with the holding unit 54 and swinging.

  FIG. 12 is a block diagram illustrating the configuration of the music playback device 116. As shown in FIG. 12, the music playback device 116 includes a storage unit 120 such as a flash ROM, and the storage unit 122 is provided with a karaoke database 122 for storing the karaoke information. Similar to the synthesizer 40 and the like described above, a melody generator 124 that reproduces a musical piece based on karaoke information stored in the karaoke database 122 and a speaker 126 that outputs the musical piece reproduced by the melody generator 124. And are provided. In addition, an information communication unit 128 for communicating information with a center device (not shown) is provided, and the latest karaoke information is downloaded from the center device via the information communication unit 128, and the karaoke It can be stored in the database 122.

  The CPU 58 of the music playback device 116 functionally includes the performance control means 70 described above with reference to FIG. That is, when a predetermined musical piece is selected by operating the operation unit 118 or the like, the karaoke information corresponding to the musical piece is read from the karaoke database 122, and the musical piece is recorded based on the musical performance information included in the karaoke information. Control the output. Specifically, music information (performance sound) is reproduced by the melody generator 124 based on such performance information and output by the speaker 126. Further, the CPU 58 functionally includes the display data creating means 72 and the display control means 74 described above with reference to FIG. 4, and FIGS. 5 to 8 are synchronized with the performance control by the performance control means 70 described above. The lyric character video display control by the afterimage effect by the video display device 50 described above is executed.

  FIG. 13 is a block diagram illustrating a configuration in which a removable ROM cartridge 130 can be used in the music playback device 116. The ROM cartridge 130 includes a ROM 132 for storing, for example, karaoke information of a predetermined performance as information used for performance by the music playback device 116, and a connection terminal 134 for connecting the ROM 132 to the music playback device 116. A connection terminal 136 for connecting the ROM cartridge 130 is also provided on the music playback device 116 side. As described above, in the aspect using the detachable ROM cartridge 130, it is possible to enjoy various musical performances by exchanging the ROM cartridge 130. In particular, in the music reproducing device 116 having a relatively small and simple configuration. Is suitable for practical use. In such an aspect, the information communication unit 128 is not necessarily provided.

  As described above, the music playback device 116 according to the present embodiment is integrally provided with the video display device 50 and the display unit 52 thereof, and the music playback device 116 itself is shaken to move it. The lyric character video 80 is displayed on the trajectory to be displayed, so that it is small and excellent in portability, and completely new music that can display the lyric character video 80 that is sufficiently visible even when there are a plurality of users. There is an advantage that the playback device 116 can be provided.

  The preferred embodiments of the present invention have been described in detail with reference to the drawings. However, the present invention is not limited to these embodiments, and may be implemented in other modes.

  For example, in the above-described embodiment, the display data creation means 72 is functionally provided in a music playback device such as the karaoke device 10 and the mobile phone 84, but the present invention is limited to this. The display data creating means 72 may be functionally provided in the CPU 58 of the video display device 50. In this aspect, the lyric character information and timing data for displaying the lyric character information are transmitted from the karaoke device 10 and the music playback device such as the mobile phone 84 to the video display device 50 by wireless communication, and the video display device 50 side. Display data is created and used for display control of the lyrics character image 80. The video display device 50 may include a storage device such as a flash ROM, and bitmap data corresponding to each character may be stored in advance in the storage device. In this way, there is an advantage that it is not necessary to create display data one by one and the processing can be simplified.

  In the above-described embodiment, the video display device 50 is exclusively used to display the lyric character video 80 of the performance song, but may display other video, for example, When the performance music output by the karaoke device 10 or the like is an animation theme song, the video display device 50 may be used to display a video showing the anime character. Even in this case, it is possible to add an element of fun play to the child by controlling so that the video is optimally displayed when the period at which the display unit 52 is swung is synchronized with the time signature of the performance piece. There is an advantage. In this case, it is preferable to display the lyric text image of the performance piece on the CRT 12 in the same manner as a normal karaoke performance.

  In the above-described embodiment, the control command for displaying the lyric character video 80 by the video display device 50 has been described with reference to FIG. 7, but the control command shown in FIG. The simplest control command that can display the lyric character image 80 is shown for convenience, and it goes without saying that a more complicated control command can be used in actual control.

  In addition, although not illustrated one by one, the present invention is implemented with various modifications within a range not departing from the gist thereof.

It is a block diagram explaining the structure of the karaoke apparatus which is one Example of the music reproduction apparatus of this invention. It is a figure explaining the external appearance of the video display apparatus with which the karaoke apparatus of FIG. 1 was equipped. It is a block diagram explaining the structure of the video display apparatus of FIG. It is a functional block diagram explaining the principal part of the control function with which CPU of the karaoke apparatus of FIG. 1 was equipped. It is a figure which illustrates the character information by which bitmap was carried out as an example of the display data used for the display control of the image | video by the video display apparatus of FIG. It is a figure explaining a mode that a video is displayed by the afterimage effect by shaking the video display apparatus of FIG. It is a figure which shows the control command corresponding to the bitmap data shown in FIG. It is a flowchart explaining afterimage lyrics display karaoke performance control by CPU of the karaoke apparatus of FIG. It is a figure explaining the karaoke system using the mobile telephone of FIG. It is a block diagram explaining the structure of the mobile telephone which is the other Example of the music reproduction apparatus of this invention. It is a figure explaining the external appearance of the music reproduction apparatus which is another Example of this invention. It is a block diagram explaining the structure of the music reproduction apparatus of FIG. It is a block diagram explaining the structure which uses a removable ROM cartridge for the music reproduction apparatus of FIG.

Explanation of symbols

10: Karaoke device (music playback device)
44, 114: wireless transmission unit 50: video display device 52: display unit 56: LED (light emitting element)
66: Wireless receiver 70: Performance control means 74: Display control means 80: Lyric text image 84: Mobile phone (music playback device)
116: Music playback device

Claims (4)

A music playback device for outputting a predetermined performance song selected from a large number of performance songs,
A display unit having a plurality of light emitting elements arranged in a line is formed, and the display unit is swung while the plurality of light emitting elements are selectively emitting light, thereby causing an afterimage effect on the swung trajectory. Has a video display device that displays video by
When the period at which the display unit is swung is synchronized with the tempo of the performance song, the lyric character image of the performance song is displayed on the trajectory swung by the display unit so as to be readable by an afterimage effect . A music playback apparatus comprising display control means for performing display control for selectively emitting light from the plurality of light emitting elements .   The video display device wirelessly receives lyric information related to display control of the lyrics character video, and the music playback device has a wireless transmitter for wirelessly transmitting the lyric information. The music playback device according to claim 1, wherein the display control means performs the control via the wireless transmission unit and the wireless reception unit.   The music playback device according to claim 1 or 2, wherein the music playback device is a mobile phone having performance control means for outputting the performance music.   The music playback device is integrally provided with the video display device and the display unit thereof, and the music playback device itself is swung to display the video on a swung trajectory. The music playback device according to claim 1.

Images