JP2007199415A - Karaoke system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a karaoke system capable of displaying a plurality of kinds of video in a practical mode during karaoke performance. <P>SOLUTION: The karaoke system is equipped with a video display device 30 that displays first video 74 which can be viewed within a first angle range A to a screen 30s and second video 80 which can be viewed within a second angle range B, a first CCD camera 64a which photographs the video in the first angle range A, and a second CCD camera 64b which photographs the video in the second angle range B, and has a first video display control means 70 of displaying an image 78 photographed by the second CCD camera 64b as part of the first video 74 and a second video display control means 72 of displaying an image 84 photographed by the first CCD camera 64a as part of the second video 80. Consequently, when a plurality of persons use karaoke performance, an image of a partner singing in a different angle range can be obtained as a background video. <P>COPYRIGHT: (C)2007,JPO&INPIT

Description

  The present invention relates to a karaoke apparatus used in a karaoke box or the like, and more particularly to an improvement in a video display function during karaoke performance.

  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 on the screen of the video display device in synchronization with

  Regarding video display in the karaoke performance, a technique has been proposed in which the screen of the video display device is divided into a plurality of regions and different images are displayed in each region. For example, it is a television receiver with karaoke described in Patent Document 1. According to this technology, the image processing apparatus includes a video display device that can divide the screen into two left and right regions and display different images in each region, and an imaging device that can capture the video of the performer. The video of the performer is displayed as a part of the screen of the video display device by performing the karaoke performance by displaying the lyric text image of the performance song in the other region. Can be displayed.

JP 2002-91460 A

  By the way, karaoke performance has a performance form generally called a duet. This duet is one in which a plurality of performers are replaced by one performer, and depending on the part, the song is sung all at once. Here, when the conventional technique as described above is applied to the duet performance and it is considered that images of a plurality of performers are displayed in the respective areas, the screens of the image display device are displayed in a plurality of ways. In the case of dividing into areas, the video displayed in each area will inevitably become smaller, and not only the duet partner but also the person's video can be seen. At present, it is rarely used. That is, at present, a karaoke apparatus that can display a plurality of types of images in a practical manner during karaoke performance has not yet been developed.

  The present invention has been made against the background of the above circumstances, and an object of the present invention is to provide a karaoke apparatus capable of displaying a plurality of types of images in a practical manner during karaoke performance.

  In order to achieve such an object, the gist of the present invention is to output a predetermined performance music selected from a large number of performance music and to output a predetermined video in synchronization with the output of the performance music. A karaoke device to be displayed, which displays a first video that is visible when viewed from a first angle range with respect to the screen, and is second when visible from a second angle range with respect to the screen. A video display device that displays the video image, a first imaging device that captures a video image in the first angle range from the screen side, and a second video image that captures a video image in the second angle range from the screen side. A first image display control means for displaying an image captured by the second image capturing device as a part of the first image, and an image captured by the first image capturing device. The second movie And a second image display control means for displaying as part of, is characterized in that it has.

  In this way, the first video that is visible when viewed from the first angle range with respect to the screen is displayed, and the second video that is visible when viewed from the second angle range with respect to the screen. , A first imaging device that captures an image in the first angle range from the screen side, and a second imaging device that captures an image in the second angle range from the screen side And a first video display control means for displaying a video taken by the second imaging device as a part of the first video, and a video taken by the first imaging device in the first 2 having a second video display control means for displaying as a part of the video, for example, when performing a karaoke performance by a plurality of people on a duet song, etc. It is possible to perform the play picked up as the background image, if it were possible to achieve the performance the form as it sang each other staring and its opponent. That is, it is possible to provide a karaoke apparatus that can display a plurality of types of images in a practical manner during karaoke performance.

  Here, it is preferable that the first video display control unit displays a video shot by the second imaging device as a background video in the first video, and the second video display control unit. Is to display an image captured by the first imaging device as a background image in the second image. In this way, when karaoke performance is performed by a plurality of people, it is possible to perform the karaoke performance using the background image as an image of the other party singing in a different angle range from that of himself / herself. There is an advantage that it can be displayed in a practical manner.

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

  FIG. 1 is a schematic diagram illustrating a karaoke system 10 to which the present invention is preferably applied. As shown in FIG. 1, in the karaoke system 10, a plurality of private rooms 14 a, 14 b, 14 c,... In a store 12 such as a karaoke box, a snack, an inn, etc. Karaoke apparatuses 16a, 16b, 16c,... (Hereinafter referred to simply as karaoke unless otherwise specified), each of which is one or more (one in FIG. 1). (Referred to as device 16). Among these karaoke devices 16, a predetermined karaoke device 16a, which is a master commander, is connected to a server (center device) 20 of a karaoke service providing company via a communication line 18 such as a public telephone line. Communication of information between 20 and the karaoke apparatus 16a is possible. This server 20 is a server that performs basic control of storage and input / output management of digital contents (Digital Contents) such as karaoke information, background video information, and inter-song information, and is a master commander via the communication line 18. Content is regularly distributed to a certain karaoke device 16a, and predetermined content, a function control program, and the like are transmitted in response to a request from the karaoke device 16a. The karaoke system 10 includes a plurality of electronic quick sample devices 22a, 22b, 22c,... (Hereinafter simply referred to as the electronic quick sample device 22 unless otherwise distinguished). In use, one electronic quick sample device 22 is lent for each user (group) and used as a remote control device for the karaoke device 16 in each private room 14 as will be described later. In addition, a LAN 24 for connecting the plurality of karaoke devices 16 to each other is laid in the store 12, and an input to the karaoke device 16 from the electronic quick sample device 22 is performed through a predetermined access point 26 and the LAN 24. This is performed by LAN communication through the network.

  FIG. 2 is a block diagram illustrating the configuration of the karaoke apparatus 16 which is an embodiment of the present invention. As shown in FIG. 2, the karaoke device 16 includes a viewing angle control type video display device 30, a first video information decoder 32a, and a second video information decoder 32b (to be simply referred to as video unless otherwise specified). (Referred to as information decoder 32), first video mixer 34a, second video mixer 34b (hereinafter simply referred to as video mixer 34 unless otherwise specified), amplifier mixer 36, speaker 38, microphone 40, operation panel 42, central processing A CPU 44 as a processing device, a ROM 46 as a read-only memory, a RAM 48 as a write / read memory as needed, a hard disk 50 as a storage device, a modem 52, a LAN port 54, a first video output unit 56a, and a second video output unit 56b ( Hereinafter, the operation panel 4 is simply referred to as a video output unit 56 unless otherwise distinguished). An input / output interface 58 for processing input / output signals such as, a synthesizer 60 as a sound source, a remote control receiving unit 62 for receiving a remote control signal from an input device (remote input terminal device) such as a remote control device 28, and an imaging device. The first CCD camera 64a and the second CCD camera 64b (hereinafter simply referred to as the CCD camera 64 unless otherwise distinguished) are configured.

  The CPU 44 is a so-called computer that processes and controls electronic information based on a predetermined program stored in advance in the ROM 46 while using the temporary storage function of the RAM 48. The electronic quick sample device 22, the remote control device 28, etc. When a predetermined karaoke performance music is selected by the above, the selected karaoke performance music is registered in the reserved music table provided in the RAM 48 or from the karaoke database 66 of the hard disk 50 according to the performance order of the reserved music table. The performance information and lyrics information of the selected karaoke performance song is read out to the RAM 48, the performance information is transmitted from the RAM 48 to the synthesizer 60 as the performance of the karaoke performance song progresses, or based on the lyrics information. The lyric text image is generated and sent to the image output unit 56 During song selection, a song title character video is generated and sent to the video output unit 56, the video information decoder 32 is controlled to reproduce a predetermined background video, or while karaoke performance is not performed, that is, between songs. Information between songs such as new music information, song selection ranking, store advertisement, etc., information communication with the server 20 via the communication line 18 and information with the electronic sample device 22 via the LAN 24 In addition to executing basic control such as communication control, dual karaoke video display control described later is performed.

  The operation panel 42 selects a karaoke performance song that the user of the karaoke device 16 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 device 16 is provided with a remote control device 28 that functions as an input device (remote input terminal device) for remotely executing a part of the function of the operation panel 42, and the remote control receiving unit 62 includes The remote control signal transmitted from the remote control device 28 is received and supplied to the CPU 44. In addition, the association (sticking) processing between the karaoke device 16 and the electronic quick sample device 22 is also performed via the remote control receiving unit 62, and thus the electronic quick sample device associated with the karaoke device 16. 22 also functions as an input device.

  The modem 52 is a device for connecting the karaoke device 16 to a communication line 18 such as a public telephone line, converts a digital signal output from the CPU 44 into an analog signal and sends it to the communication line 18. An analog signal transmitted via the communication line 18 is converted into a digital signal and supplied to the CPU 44. The modem 52 is required for the karaoke device 16a functioning as a master commander, but is not necessarily provided for other karaoke devices 16 that do not communicate information with the server 20. That is, the karaoke devices 16b, 16c, 16d,... That are not the master commander exchange information with the server 20 or the like via the karaoke device 16a that is the master commander.

  The LAN port 54 is a connector for connecting the karaoke device 16 to other devices such as the other karaoke device 16 and the electronic quick sample device 22 via the LAN 24, and the karaoke device 16 is thus By being connected via the LAN 24, information can be transmitted / received to / from other devices such as the other karaoke apparatus 16 and the electronic quick sample apparatus 22. For example, the music selection input from the electronic quick sample device 22 received by the access point 26 is accepted, or predetermined information is transmitted from the karaoke device 16 to the electronic quick sample device 22. Mutual information exchange is performed between the karaoke device 16 and the electronic sample device 22.

  The synthesizer 60 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 50 and sent. The performance information is, for example, data in MIDI (Musical Instrument Digital Interface) format, and the music signal generated by the synthesizer 60 based on the MIDI data is converted into an analog signal and sent to the amplifier mixer 36. In the amplifier mixer 36, the music signal transmitted and the user's singing voice input via the microphone 40 are mixed, and these signals are electrically amplified and output from the speaker 38. Preferably, the karaoke device 16 is provided with a plurality of microphones 40, and the amplifier mixer 36 transmits the singing voices of a plurality of performers inputted through the plurality of microphones 40 and the synthesizer 60. The music signal that has been mixed is mixed.

  The hard disk 50 is provided with various databases including a karaoke database 66 for storing a large number of karaoke information for outputting karaoke performance songs. Among the plurality of karaoke devices 16 provided in stores such as karaoke boxes, the karaoke device 16a that functions as a master commander is connected to the communication line 18 via the modem 52, and the plurality of karaoke devices 16 New karaoke information is distributed from the server 20 via the communication line 18 and stored in the karaoke database 66 or the like of the hard disk 50 so that new songs can always be played. In addition, communication is performed via the LAN 24 between the karaoke device 16a that has acquired the information from the server 20 and the other karaoke devices 16, and is stored in the hard disk 50 of each karaoke device 16. Information is shared and the contents of the karaoke database 66 and the like are equivalent. The karaoke information stored in the karaoke database 66 is information including header information including song name, singer name, genre information, etc., MIDI data as performance information, lyrics information of performance songs, etc. The song selection number as an index is defined. The lyric information includes text information corresponding to the lyrics of the performance music, lyric output timing information, color change timing information, and the like. In addition, for performance songs having multiple types of lyrics that should be sung at a predetermined timing, such as so-called duet songs, text information, lyrics output timing information, color change timing information, etc. are defined for each lyrics. Yes.

  The image display device 30 is a viewing angle control type display device that displays a plurality of types of images different depending on the direction (viewing angle) with respect to the screen, and preferably on a general TFT (Thin Film Transistor) liquid crystal display. This is a liquid crystal display that separates radiated light in two directions by providing a predetermined parallax barrier structure and enables display of different information and contents in each direction. FIG. 3 is a diagram for explaining the viewing angle control by the video display device 30. As shown in FIG. 3, the video display device 30 displays a first video that can be seen when viewed from a first angle range A with respect to the screen 30s, and a second angle range with respect to the screen 30s. A second image that is visible when viewed from B is displayed. In other words, when viewed from the first angle range A with respect to the screen 30s, the first video is visible, but the second video is not visible, and the second video with respect to the screen 30s. When viewed from the angle range B, the second video is visible, but the first video is not visible. Here, the angle formed by the center direction of the first angle range A with respect to the direction perpendicular to the screen 30s and the angle formed by the center direction of the second angle range B with respect to the direction perpendicular to the screen 30s are preferably Are fixed at about 40 °, but the opening of the central angle may be changed according to the form of the individual chamber 14 or the like. Also, by making the first video and the second video equivalent, it is possible to have a display form similar to that of a normal video display device that does not perform the viewing angle control. By the viewing angle display control as described above, the user (performer) 68a positioned in the first angle range A with respect to the screen 30s and the user (performer) 68b positioned in the second angle range B are used. Karaoke performance based on different images is possible. In FIG. 3, the screen 30s of the video display device 30 is drawn so as to be perpendicular to the direction from the front to the back of the page. This is for convenience of explanation, and the actual video display device 30 is shown in FIG. As shown in FIG. 4 described in detail below, the screen 30s is installed in a state directed toward the users 68a and 68b.

  The CCD camera 64 is an imaging device that captures an image with a charge coupled device (CCD), and the image captured by the CCD camera 64 is directly or via a predetermined converter (not shown). It is input to the control unit of the device 16. FIG. 4 is a diagram illustrating the imaging ranges of the first CCD camera 64a and the second CCD camera 64b. As shown in FIG. 4, the first imaging camera 64a, which is the first imaging device, takes a second imaging so as to capture an image in the first angle range A from the screen 30s side of the image display device 30. The second CCD camera 64b, which is a device, is arranged to be fixed to the video display device 30, for example, so as to take a video in the second angle range B from the screen 30s side of the video display device 30. Has been. With such a configuration, an image of the user 68a positioned in the first angle range A with respect to the screen 30s is captured by the first CCD camera 64a, and the user positioned in the second angle range B with respect to the screen 30s. The image 68b is picked up by the second CCD camera 64b, and the image pickup information is input to the controller of the karaoke apparatus 16.

  2, the video information decoder 32 reproduces (decodes) a predetermined background video based on the background video information stored in the hard disk 50 when the user sings a song while referring to the lyrics. This is a video playback device. The background video information is, for example, MPEG (Moving Picture Experts Group) format data, and the background video reproduced by the video information decoder 32 based on the MPEG data is sent to the video mixer 34. The video output unit 56 is a character video output device that outputs a character video (telop) such as a lyric character video generated by the CPU 44. The video mixer 34 is generated by the CPU 44 and outputs the video. This is a video synthesizing device that synthesizes the character video output from the unit 56 and the background video reproduced by the video information decoder 32 and displays them on the video display device 30. Here, the first video information decoder 32a, the first video mixer 34a, and the first video output unit 56a are provided corresponding to the video toward the first angle range A, that is, the first video. The first video is displayed by the video display device 30 based on the video information synthesized by the first video mixer 34a. Further, the second video information decoder 32b, the second video mixer 34b, and the second video output unit 56b are provided corresponding to the video toward the second angle range B, that is, the second video. The second video is displayed by the video display device 30 based on the video information synthesized by the second video mixer 34b. Note that the video information decoder 32, the video mixer 34, and the video output unit 56 are not necessarily provided individually for the first video and the second video, respectively. As for the video information decoder 32, a common device may be used for the first video and the second video.

  FIG. 5 is a functional block diagram for explaining a main part of the control function provided in the CPU 44 of the karaoke apparatus 16. The first video display control means 70 shown in FIG. 5 displays the first video displayed by the video display device 30, that is, the video that is visible when viewed from the first angle range A with respect to the screen 30s. Control. Specifically, based on karaoke information read from the karaoke database 66 and video information supplied from the second CCD camera 64b, the first video information decoder 32a, the first video mixer 34a, and the first video output unit 56a. The first video is controlled via the. The second video display control means 72 controls the display of the second video displayed by the video display device 30, that is, the video that is visible when viewed from the second angle range B with respect to the screen 30s. Specifically, based on the karaoke information read from the karaoke database 66 and the video information supplied from the first CCD camera 64a, the second video information decoder 32b, the second video mixer 34b, and the second video output unit 56b. The second video is controlled via the. The first video display control means 70 and the second video display control means 72 are preferably respectively controlled with respect to the performance music having the first lyrics and the second lyrics to be sung at a predetermined timing in the middle of the music. For example, the present invention is applied to the performance of a duet song having a female voice part corresponding to the first lyrics and a male voice part corresponding to the second lyrics. Hereinafter, an example of display control by the first video display control means 70 and the second video display control means 72 in the performance of such a duet song will be described.

  FIG. 6 is a diagram illustrating a first video 74 displayed on the screen 30s of the video display device 30 during the performance of the duet song. As shown in FIG. 6, the first video display control means 70 relates to a performance song having the first lyrics and the second lyrics to be sung at a predetermined timing, and lyrics characters corresponding to the first lyrics. The video 76 is generated based on text information corresponding to the first lyrics, output timing information, and the like, and is displayed as a part of the first video 74 on, for example, the frontmost layer. Further, for example, the background side of the lyric character image 76 is a video image taken by the second CCD camera 64b as the second imaging device, that is, the imaging 78 in the second angle range B as a part of the first video image 74. Is displayed as background video on the layer. Here, the video information photographed by the second CCD camera 64b may be used as a background video as it is, but it is preferable to perform conversion by reducing the resolution or the like to facilitate processing. A dedicated converter may be provided for this conversion. Further, the first video display control means 70 preferably changes the lyric character video 76 corresponding to the first lyrics in synchronization with the output of the performance song to color change timing information corresponding to the first lyrics. The color is changed and displayed sequentially based on the above. The first video 74 is a video that can be visually recognized by the user 68a located in the first angle range A with respect to the screen 30s as shown in FIG. 3 described above, and is included in the first video 74. The lyric character image 76 corresponds to lyrics to be sung by the user 68a (for example, a female voice part when the user 68a is a female, and a male voice part when the user 68a is a male). Further, the imaging 78 used as the background video is a video corresponding to the user 68b located in the second angle range B with respect to the screen 30s as shown in FIG. 4 described above. Note that the display control and the color change control of the lyric character image 76 are both performed via the first image output unit 56a.

  FIG. 7 is a diagram illustrating a second video 80 displayed on the screen 30s of the video display device 30 during the performance of the duet song. As shown in FIG. 7, the second video display control means 72 relates to a performance song having the first lyrics and the second lyrics to be sung at a predetermined timing, and lyrics characters corresponding to the second lyrics. The video 82 is generated based on text information corresponding to the second lyrics, output timing information, and the like, and is displayed as a part of the second video 80 on, for example, the frontmost layer. Also, for example, the background side of the lyric text image 82 is an image captured by the first CCD camera 64a as the first image capturing device, that is, the image 84 in the first angle range A as a part of the second image 80, for example. Is displayed as background video on the layer. Here, the video information photographed by the first CCD camera 64a may be used as a background video as it is, but it is preferable to perform conversion by reducing the resolution to facilitate processing. A dedicated converter may be provided for this conversion. Further, the second video display control means 72 preferably changes the lyric character video 82 corresponding to the second lyrics to color change timing information corresponding to the second lyrics in synchronization with the output of the performance song. The color is changed and displayed sequentially based on the above. Such a second video 80 is a video that is visible to the user 68b located in the second angle range B with respect to the screen 30s as shown in FIG. 3 described above, and is included in the second video 80. The lyric character image 82 corresponds to lyrics to be sung by the user 68b (for example, a female voice part when the user 68b is a female, and a male voice part when the user 68b is a male). Further, the image pickup 84 used as the background image is an image corresponding to the user 68a located in the first angle range A with respect to the screen 30s as shown in FIG. Note that the display control and color change control of the lyrics character image 82 are both performed via the second image output unit 56b.

  FIG. 8 is a flowchart for explaining a main part of the dual karaoke video display control by the CPU 44 of the karaoke apparatus 16, and is repeatedly executed at a predetermined cycle.

  First, in step (hereinafter, step is omitted) S1, whether or not it is a dual screen mode, that is, a mode in which different images are displayed in the first angle range A and the second angle range B by the image display device 30. Is judged. If the determination in S1 is negative, the routine is terminated accordingly. If the determination in S1 is affirmative, it is determined in S2 whether or not the performance of a predetermined duet song is started. Is done. If the determination in S2 is negative, the routine is terminated accordingly, but if the determination in S2 is affirmative, in S3, the female voice corresponding to the first lyrics from the target performance piece Lyric information (text information, output timing information, and color change timing information) and male lyrics information (text information, output timing information, and color change timing information) corresponding to the second lyrics are extracted. Next, in S4, the female voice and the male voice (that is, the first lyrics and the second lyrics) are associated with the viewing direction of the video. Next, in S5, it is determined whether or not the association in S4 is confirmed. Specifically, a video as shown in FIG. 9 as a first video that can be viewed when viewed from the A direction screen, that is, the first angle range A by the video display device 30, is a B direction screen, that is, the first video. 10 is displayed as a second image that can be viewed when viewed from an angle range B of 2, and the corresponding relationship indicated by such display (in FIG. 9 and FIG. 10, the A direction screen is a female voice). , The B direction screen corresponds to a male voice), and an input operation is instructed to instruct whether to start the performance or to change the association. In these screens shown in FIGS. 9 and 10, when the “OK now” button is pressed by the input operation of the electronic quick sample device 22 or the remote control device 28, it is determined by the association, and the processes in and after S 6 are performed. However, if the “Reverse” button is pressed, the association is reversed and reset in S4, and in S5, it is instructed whether to start playing or change the association. The input operation is awaited again.

  In the process of S6, the lyric character image 76 of the lyrics associated with the A direction, that is, the angle range A is generated based on the text information and the output timing information corresponding to the lyrics, and the second CCD camera 64b. The captured image, that is, the imaged image 78 in the second angle range B is synthesized as a background image on the background layer of the lyrics character image 76 and is visible when viewed from the first angle range A with respect to the screen 30s. The first video 74 is displayed. This display control is continued until the karaoke performance is completed. At the same time as the process of S6, in S7, the lyrics character image 82 of the lyrics associated with the B direction, that is, the angle range B is generated based on the text information and the output timing information corresponding to the lyrics. The image captured by the first CCD camera 64a, that is, the image pickup 84 in the first angle range A is synthesized as a background image on the background layer of the lyrics character image 82, and the second angle range B with respect to the screen 30s. Is displayed as a second video 80 that is visible when viewed from above. This display control is continued until the karaoke performance is completed. Next, in S8, update control and color change control of the lyric character image 76 in the A direction screen, that is, the first video 74 are based on the text information, output timing information, color change timing information, and the like extracted in S4. Executed. At substantially the same time as the processing of S8, in S9, the text information, output timing information, and color extracted in S4 are the update control and color change control of the lyric character video 82 in the B-direction screen, that is, the second video 80. It is executed based on replacement timing information and the like. Next, in S10, it is determined whether or not the karaoke performance has ended. If the determination in S10 is negative, the processing from S8 is executed again. If the determination in S10 is affirmative, the routine is terminated. In the above control, S6 and S8 correspond to the operation of the first video display control means 70, and S7 and S9 correspond to the operation of the second video display control means 72, respectively.

  As described above, according to the present embodiment, the first video 74 that is visible when viewed from the first angle range A with respect to the screen 30s is displayed, and the second video image is viewed from the second angle range B with respect to the screen 30s. An image display device 30 that displays a second image 80 that can be viewed in the case of the image, a first CCD camera 64a that is a first imaging device that captures an image in the first angle range A from the screen 30s side, A second CCD camera 64b, which is a second imaging device that captures an image in the second angle range B from the screen 30s side, and an imaging 78 captured by the second CCD camera 64b. The first video display control means 70 (S6 and S8) to be displayed as a part of 74 and the imaging 84 photographed by the first CCD camera 64a are part of the second video 80. Since the second video display control means 72 (S7 and S9) to be displayed is provided, for example, when performing karaoke performance with a plurality of people on a duet song or the like, It is possible to perform with the imaging as a background image, and to realize a performance form as if singing while staring at the other party. That is, it is possible to provide the karaoke apparatus 16 that can display a plurality of types of images in a practical manner during karaoke performance.

  In particular, in the conventional karaoke apparatus, when a karaoke performance is performed by a large number of people in a relatively large private room 14, it is difficult to see the karaoke screen and the player at one time. Is advantageously made possible, and there is an advantage that a sense of unity can be formed in the karaoke performance. Furthermore, since it is possible to provide a new entertainment that is different from the conventional technology in that the appearance is different for each angle range, there is an advantage that the atmosphere of the place can be raised.

  The first video display control means 70 displays the image 78 taken by the second CCD camera 64b as a background video in the first video 74, and the second video display control means 72 Since the imaged image 84 photographed by the first CCD camera 64a is displayed as a background image in the second image 80, when a karaoke performance is performed by a plurality of people, the opponent who is singing in an angle range different from that of himself / herself is displayed. The karaoke performance can be performed with the imaging as a background image, and there is an advantage that a plurality of types of images can be displayed in a more practical manner during the karaoke performance.

  Further, the first video display control means 70 generates a lyric character video 76 corresponding to the first lyric with respect to the performance tune having the first lyric and the second lyric to be sung at a predetermined timing. The second video display control means 72 is displayed as a part of the first video 74, and the second video display control means 72 synchronizes with the display by the first video display control means 70 and corresponds to the lyric characters corresponding to the second lyrics. Since the video 82 is generated and displayed as a part of the second video 80, each lyric character video is played at each place where a plurality of performers should sing different lyrics at a predetermined timing. Can be displayed in a manner as large as possible. That is, it is possible to provide the karaoke apparatus 16 that can display a plurality of types of lyric character images in a practical manner during karaoke performance.

  The first video display control means 70 sequentially displays the lyric character video 76 corresponding to the first lyrics in synchronism with the output of the performance song, and the second video display control means. 72 is for displaying the lyric character image 82 corresponding to the second lyric in a color-sequential manner in synchronization with the output of the performance song, so that the lyric character image 76 and the second lyric character image 76 corresponding to the first lyric are displayed. There is an advantage that the lyric character images 82 corresponding to the lyrics can be displayed in different colors sequentially.

  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 video information decoder 32, the video mixer 34, and the video output unit 56 are provided as separate control units, but the present invention is not limited to this. For example, it may be provided as an integrated control unit having these functions. Further, the CPU 44 may be functionally provided with a control function equivalent to that of the video information decoder 32, the video mixer 34, and the video output unit 56. Furthermore, these control functions may be provided in the first video. It may be included in the display control means 70 and the second video display control means 72.

  In the above-described embodiment, the CCD camera 64 is provided in a fixed position with respect to the video display device 30 and shoots video in a predetermined angle range from the screen 30s side. For example, a sensor for recognizing the image (face recognition, iris recognition, etc.) may be provided to take a picture following the movement of the user.

  In the above-described embodiment, the CCD camera 64 is provided as a part of the karaoke device 16, but a general-purpose CCD camera is connected to the karaoke device 16 with a predetermined cable. It may be a thing. Further, the video information captured by the mobile phone with the CCD camera may be input to the karaoke apparatus 16 by wireless communication or the like.

  Further, in the above-described embodiment, the first video display control means 70 and the second video display control means 72 are the background videos in the karaoke video that can be viewed from the respective angle ranges of the video shot by the CCD camera 64. Although the image is synthesized, it does not necessarily have to be a background image, and if the image taken by the CCD camera 64 is synthesized as a part thereof, the advantageous effect of the present invention can be obtained.

  In the above-described embodiment, the dual karaoke video display control by the first video display control means 70 and the second video display control means 72 in the karaoke performance of the duet music has been described. However, the control of the present invention is not a duet music. It goes without saying that the present invention can also be applied to karaoke performance of ordinary performance songs.

  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 the schematic explaining the karaoke system to which this invention is applied suitably. It is a block diagram which illustrates the composition of the karaoke device which is one example of the present invention. It is a figure explaining the viewing angle control by the video display apparatus with which the karaoke apparatus of FIG. 2 was equipped. It is a figure explaining each imaging range of the 1st CCD camera with which the karaoke apparatus of FIG. 2 was equipped, and a 2nd CCD camera. It is a functional block diagram explaining the principal part of the control function with which CPU of the karaoke apparatus of FIG. 2 was equipped. It is a figure which illustrates the 1st image | video displayed on the screen of an image display apparatus in the performance of the duet music by the karaoke apparatus of FIG. It is a figure which illustrates the 2nd image | video displayed on the screen of a video display apparatus in the performance of the duet music by the karaoke apparatus of FIG. It is a flowchart explaining the principal part of the dual karaoke image display control by CPU of the karaoke apparatus of FIG. It is a figure which illustrates the matching confirmation screen displayed on a video display apparatus prior to the performance of the duet music by the karaoke apparatus of FIG. It is a figure which illustrates the matching confirmation screen displayed on a video display apparatus prior to the performance of the duet music by the karaoke apparatus of FIG.

Explanation of symbols

16: Karaoke device 30: Video display device 30s: Screen 64a: First CCD camera (first imaging device)
64b: second CCD camera (second imaging device)
70: First video display control means 72: Second video display control means 74: First video 76: Lyric text video 78: Imaging (captured video)
80: Second image 82: Lyric character image 84: Imaged (captured image)

Claims (2)

A karaoke apparatus for outputting a predetermined performance song selected from a large number of performance songs and displaying a predetermined image in synchronization with the output of the performance song,
A video display device that displays a first video that is visible when viewed from a first angle range relative to the screen, and that displays a second video that is visible when viewed from a second angle range relative to the screen. When,
A first imaging device that captures an image in the first angle range from the screen side;
A second imaging device that captures an image in the second angle range from the screen side, and
First video display control means for displaying video shot by the second imaging device as part of the first video;
A karaoke apparatus comprising: a second video display control unit configured to display a video shot by the first imaging device as a part of the second video. The first video display control means displays a video shot by the second imaging device as a background video in the first video,
2. The karaoke apparatus according to claim 1, wherein the second video display control unit displays a video shot by the first imaging device as a background video in the second video.

Images