JP6076777B2 - Performance start synchronization system in network chorus - Google Patents

Description

  The present invention relates to a performance start synchronization system in network chorus. For example, when performing a duet using karaoke performance terminals connected to each other via a network, the music reservation order in each karaoke performance terminal is adjusted. Thus, the present invention relates to a system capable of simultaneously starting the performance of duet music on each karaoke performance terminal.

  Some karaoke systems connected to a network have a function of performing network chorus (for example, duet) by a plurality of singers between different karaoke performance terminals. In the karaoke system having the network chorus function, based on the agreement between users who desire network chorus, the performance of the same karaoke music is started at the same time. Can watch.

  A technique has been developed that allows a plurality of karaoke performance terminals connected to a network to perform the same karaoke musical piece at the same time (see, for example, Patent Document 1). The technique described in Patent Document 1 connects a plurality of karaoke apparatuses with built-in computers to a host computer, and the computer includes a communication control device, a CPU, a scoring unit, and an I / O interface. The device is connected. In addition, a music selection device, an amplifier, a speaker, a microphone, and a display are connected to the playback device. The karaoke device is connected to the CPU via the communication control device of the host computer, and the scoring result storage unit, the access control unit, the scoring table creation unit, and the synchronous performance control unit are connected to the CPU via the I / O interface. Thus, the scoring results are compared between karaoke devices.

Japanese Patent Laid-Open No. 7-210182

  In this way, in order to enjoy the singing by simultaneously performing duet songs etc. on separate karaoke performance terminals, the performance start timing at each karaoke performance terminal is set so that the users of each karaoke performance terminal do not feel uncomfortable. It is necessary to approximately match. Furthermore, in each karaoke performance terminal, the music selection reservation is made separately, and when a plurality of karaoke music selection reservations are already made, it is necessary to adjust the performance order of duet music etc. in each karaoke performance terminal. is there.

  The present invention has been proposed in view of the above-described circumstances. When performing network chorus in a karaoke system in which a plurality of karaoke performance terminals are connected to a network, reservation of karaoke music for performing network chorus at each karaoke performance terminal is performed. It is an object of the present invention to provide a performance start synchronization system in network chorus that can efficiently perform network chorus by adjusting the order.

  The performance start synchronization system in network chorus according to the present invention has been proposed to achieve the above-described object, and has the following features. That is, the performance start synchronization system in network chorus according to the present invention simultaneously plays the same karaoke music piece at a plurality of karaoke performance terminals connected to the network, and the singing voice inputted at each karaoke performance terminal is played into other karaoke performances. It has a function of transmitting to a terminal and performing network chorus, and is capable of adjusting the reservation order of karaoke songs in each karaoke performance terminal, and is a system for starting performance of karaoke songs at the same time, reservation management means, The apparatus includes a chorus mode transition means, a performance end signal transmission means, and a performance start instruction permission means.

  Each means is a means provided in each karaoke performance terminal. The reservation management means is means for registering and managing the karaoke music piece at the head of the reservation queue when an arbitrary karaoke piece is designated as performing network chorus. The chorus mode transition means is a means for transitioning to the chorus mode in which the performance of the karaoke music is started after waiting for the performance start instruction when the karaoke music designated to perform the network chorus is registered in the reservation queue. is there.

  The performance end signal transmitting means is the end of the performance of the karaoke music piece that is being played when the karaoke performance terminal is switched to the choral mode, or when the karaoke music piece being played is changed to the choral mode at each karaoke performance terminal. In this case, it is means for transmitting a performance end signal.

  The performance start instruction permission means is designated as performing network chorus for all karaoke performance terminals performing network chorus after detecting that all karaoke performance terminals performing network chorus have transmitted performance end signals. This is a means for permitting the transmission of a performance start instruction signal for a karaoke piece.

  In the performance start synchronization system in network chorus having such a configuration, in order to identify each karaoke performance terminal in advance by agreeing to perform network choral among users of a plurality of karaoke performance terminals connected to the network. The network chorus realized by the present invention is premised on the assumption that the music identification information for identifying the karaoke music for performing the network chorus is also agreed. Use functions to do.

  In addition, the karaoke music selection reservation is performed using a karaoke remote control device, and each karaoke performance terminal is paired with a karaoke remote control device for performing a music selection reservation. Further, each karaoke performance terminal and each karaoke remote control device can communicate with other karaoke performance terminals or karaoke remote control devices via a communication network, and can transmit / receive various data to / from these devices.

  In the performance start synchronization system in the network chorus of the present invention, the music selection reservation is performed using a karaoke remote control device paired with each karaoke performance terminal. In addition, using a function for performing network chorusing, data exchange is performed in advance between karaoke performance terminals connected via a communication network to recognize a karaoke performance terminal (for example, a performance terminal ID) that performs network chorusing. . Furthermore, data exchange is also performed at each karaoke performance terminal for song identification information (for example, song ID) for identifying a karaoke song to be networked.

  In each karaoke performance terminal that performs network chorus, the reserved music is managed in the reservation queue by the function of the reservation management means. At this time, the karaoke music (network choral music) designated as performing the network chorus, Register and manage at the top of the reservation queue.

  When the network chorus music is registered in the reservation queue at each karaoke performance terminal by the function of the chorus mode transition means, the chord mode transition mode is switched to the single chord mode. That is, when the network chorus music is registered at the head of the reservation queue, the mode shifts to the chorus mode (single music mode). Note that the chorus mode (unipolar mode) is a mode in which the performance of the karaoke music is started on the condition that a predetermined performance start instruction is given without automatically starting the performance of the karaoke music. When there is no karaoke piece being played at the time of transition to the chorus mode (single song mode), or when the performance of the karaoke piece being played at the time of transition to the chorus mode is ended, a performance end signal transmission means The performance end signal is transmitted by the function.

  In each karaoke performance terminal that has shifted to the chorus mode (single music mode), the function of the performance start instruction permission means detects that all karaoke performance terminals performing network chorus have transmitted performance end signals, and then performs network chorus. The transmission of a performance start instruction signal for network choral music is permitted to all karaoke performance terminals to be performed.

  In this case, the karaoke performance terminal having the initiative to start the performance may be any karaoke performance terminal that performs network chorusing. For example, the karaoke performance terminal that is set in advance as the main karaoke performance terminal (with the initiative) A performance terminal can be determined in advance.

  When the performance start instruction signal is permitted to be transmitted and the performance start signal is transmitted, the performance of the network choral music starts simultaneously in all the karaoke performance terminals performing the network chorus.

  According to the performance start synchronization system in the network chorus of the present invention, the karaoke music designated as performing the network chorus is registered at the head of the reservation queue, and the performance of the karaoke music is performed only when there is a performance start instruction. Shift to the chorus mode (single music mode) to start. Then, when there is no karaoke piece being played at the time of transition to the chorus mode, or when the performance of the karaoke piece being played at the time of transition to the chorus mode is finished, a performance end signal is transmitted, and the network chorus After detecting that all the karaoke performance terminals that have performed the performance end signal have been transmitted, the transmission of the performance start instruction signal for the karaoke music designated to perform network chorusing is permitted.

  Therefore, in each karaoke performance terminal, the karaoke music designated as performing network chorus is registered with the highest priority. Therefore, when the performance of the karaoke music is finished in the other karaoke performance terminals, the network chorus can be started immediately. it can. For this reason, the waiting time until the performance start is appropriately adjusted, and the enjoyment of network chorus can be further enhanced.

The block diagram which shows the structure of the karaoke performance terminal to which the performance start synchronous system in the network chorus which concerns on embodiment of this invention is applied. The timing chart which shows the synchronous procedure of the performance start in a network chorus music. The conceptual diagram which shows the synchronous procedure of the performance start in a network chorus music.

  Hereinafter, an embodiment of a performance start synchronization system (hereinafter abbreviated as a performance start synchronization system) in network chorus according to the present invention will be described with reference to the drawings. 1 to 3 show a performance start synchronization system according to an embodiment of the present invention. FIG. 1 is a block diagram showing a configuration of a karaoke performance terminal to which the performance start synchronization system is applied. FIG. FIG. 3 is a conceptual diagram showing a synchronization procedure for starting performance in network choral music.

<System overview>
The performance start synchronization system according to the embodiment of the present invention plays the same karaoke music piece at the same time in a plurality of karaoke performance terminals connected to the network, and receives the singing voice input at each karaoke performance terminal as another karaoke performance terminal. This system has a function of transmitting to the network and performing network chorusing, can adjust the reservation order of karaoke songs at each karaoke performance terminal, and simultaneously starts playing karaoke songs.

  The karaoke music described in the present embodiment is a karaoke music specified by music identification information (for example, music ID). That is, there are cases where there are a plurality of versions of karaoke songs with the same name depending on the artist, lyrics, arrangement, etc., and in this embodiment, these karaoke songs are handled separately.

  User identification information for identifying a user is acquired when the user logs in to a system including a karaoke performance terminal. That is, in the performance start synchronization system of the present embodiment, an ID card possessed by a user is brought close to the receiving unit of the karaoke remote control device to receive user identification information (for example, a user ID), or a portable information terminal's User identification of the user who logged in the system by transmitting user identification information to the karaoke performance terminal via the wireless communication network and network line, or by transmitting information directly from the portable information terminal to the karaoke performance terminal Information can be acquired. Even a user who has not registered as a member may be able to log in by issuing temporary user identification information (for example, a temporary user ID).

  Further, in the following description, a program is a logic that can be stored in a RAM or the like and executed by hardware such as a CPU, so that not only software that exhibits the function but also an equivalent function can be exhibited. It is a concept that includes a circuit.

  The performance start synchronization system according to the embodiment of the present invention performs a plurality of karaoke performance terminals connected to a network to simultaneously play the same karaoke piece of music, and singing voices input at each karaoke performance terminal to other karaoke performance terminals. It is assumed that it has the function of transmitting to and performing network chorus.

  For example, in this network chorus function, a karaoke performance terminal in which a user who wishes to chorus logs into the system inputs an instruction to the effect that he / she desires chorus using a karaoke remote control device or the like. When there is a chorus request instruction by the user, user identification information (for example, user ID or handle name) of the user who desires to sing, and music identification information (for example, music ID) of the karaoke song that he / she desires to sing. The chorus request information consisting of is transmitted to the management server.

  The management server manages the received choral request information in a database. Further, this database is updated at a predetermined timing. The management server creates a choir desired music list based on the music identification information included in the choral request information managed in the database. Then, when the user selects a karaoke song, the karaoke song is searched based on the input search conditions (song title, artist name, fashion season, etc.) by the function of the song search means. The search results are displayed in a list on the input / output display section of the karaoke remote control device, for example.

  At this time, referring to the desired chorus music list, the music identification information associated with the karaoke music that is the search result is the karaoke music that is included in the desired chorus music list and the karaoke music that is not included. Display identifiable. When the song identification information of the karaoke song included in the search result is present in the desired chorus list, a duet icon is displayed in the display column of the corresponding karaoke song, the display of the corresponding karaoke song is emphasized, or the corresponding This is notified by changing the display color of the karaoke song to be performed.

  For users who apply for chorus to select a karaoke song that is included in the choir wish list, input an instruction to perform choral, and the user who invited the chorus consents to perform network choral When the preparation is completed, each karaoke performance terminal shifts to the chorus mode (single music mode), and the performance of the karaoke music tune starts at each karaoke performance terminal based on a predetermined performance start signal.

  In connection with this, the singing voice signal input into each karaoke performance terminal is transmitted to the karaoke performance terminal of a choral partner, and can be performed. Note that the number of karaoke performance terminals participating in the chorus is not limited to two, and a system that can perform chorus using three or more karaoke performance terminals may be used.

  In addition, the function of network chorus is not limited to the above-described form, and the same karaoke music is played simultaneously on a plurality of karaoke performance terminals connected to the network, and the singing voice input at each karaoke performance terminal is also received. If the network chorus can be performed by transmitting to other karaoke performance terminals, the network chorus function may be constructed by a system having another configuration.

<Specific system configuration>
As shown in FIG. 1, the performance start synchronization system 10 according to the embodiment of the present invention includes a reservation management means 66, a performance end signal transmission means 67, a performance start instruction permission means 68, and a chorus mode transition means 72. Realized. In this embodiment, the reservation management means 66, the performance end signal transmission means 67, the performance start instruction permission means 68, and the chorus mode transition means 72 are realized as functions of the karaoke performance terminal 30 (the karaoke main body 60).

  As shown in FIG. 1, in the performance start synchronization system 10 according to the embodiment of the present invention, a management server 20 and a plurality of karaoke performance terminals 30 are connected via a router 50 and a communication network (in this embodiment, the Internet 40). Are connected to each other. The communication network can use a public telephone line, a dedicated telephone line, an optical communication line, a LAN, etc., but it is difficult for a third party to invade the network and to listen to and tamper with data, and without monopolizing the bandwidth. It is preferable to use a VPN constituted by the Internet 40 in that it is an inexpensive communication network.

<Management server>
The management server 20 is a server for transmitting / receiving data to / from a plurality of karaoke performance terminals 30 via a communication network (Internet 40) and realizing a network chorus function. Means 22 and data storage means 23 for storing various data are provided. It should be noted that, instead of providing the dedicated management server 20 for realizing the network chorus function, another server may be provided with the function of the management server 20. Also, with the virtualization technology, one server can function as a server having a plurality of functions, and the management server 20 can be constructed as one of the virtualization servers.

<Server control means / data transmission / reception means>
The server control means 21 is a means for comprehensively controlling the management server 20 and is configured to include a CPU and its peripheral devices. The control function is achieved by the CPU and the like operating according to a program stored in a ROM or the like. It comes to show. The data transmission / reception means 22 is means for transmitting / receiving various data such as singing voice to / from each karaoke performance terminal 30, and a communication circuit for maintaining the consistency of the communication system in the communication network (Internet 40). And program.

<Data storage means>
The data storage means 23 is a device for storing user identification information (user ID) of a user who has logged in to each karaoke performance terminal 30 and singing history data of each user. Consists of. In this embodiment, various data necessary for network chorus is stored.

<Karaoke performance terminal>
The karaoke performance terminal 30 to which the performance start synchronization system 10 according to the embodiment of the present invention is applied includes a karaoke main body 60, a karaoke remote control device 80, a speaker 81, a microphone 82, a display device 83, and a mixing amplifier 84, as shown in FIG. It has.

<Microphone / Speaker>
The microphone 82 is a device for inputting singing voice. The singing voice signal input from the microphone 82 is mixed and amplified by the mixing amplifier 84 with the performance voice signal sent from the music reproduction control means 69 and output to the speaker 81. Note that the audio input signal from the microphone 82 is digitally converted by the A / D converter 70 and used for transmission of a singing audio signal to the karaoke performance terminal 30 which is a network chorus partner.

<Display device>
The display device 83 is a device for displaying a background video, lyrics telop, and the like related to karaoke music, and is configured by, for example, a liquid crystal display.

<Karaoke body>
As shown in FIG. 1, the karaoke main body 60 includes a network transmission / reception means 61, a central control means 62, a ROM 63, a RAM 64, an HDD 65, a reservation management means 66, a performance end signal transmission means 67, a performance start instruction permission means 68, and music reproduction control. Means 69, A / D converter 70, video reproduction control means 71, and chorus mode transition means 72 are provided.

<Central control means>
The central control means 62 is a means for comprehensively controlling the karaoke main body 60, and is composed of, for example, a CPU and its peripheral devices, and is controlled by the CPU or the like operating according to a program stored in the ROM 63 or the like. The function can be demonstrated.

<ROM / RAM>
The ROM 63 is a device for storing program data and numerical data for controlling each device constituting the karaoke main body 60, and is composed of, for example, a semiconductor memory. The RAM 64 functions as a temporary storage area for temporarily storing programs and various data, and is constituted by, for example, a semiconductor memory. Note that the RAM 64 may not be configured by a physical semiconductor memory, but the virtual RAM 64 may be configured by using an HDD or the like. In the present embodiment, a reservation queue 64 a is stored in the RAM 64. This reservation queue 64a is a data table in which music IDs are arranged in order of performance for karaoke music reserved for music selection, and other identification data such as a user ID of the music selector may be linked.

<HDD>
The HDD 65 functions as a large-capacity storage device, and stores a music database 65a and a video database 65b. Note that a mass storage device such as a DVD capable of rewriting data may be used instead of the HDD 65 or together with the HDD 65.

<Music database / video database>
The music database 65a is a database configured in association with music IDs for music data configured by synchronizing performance data and lyrics rendering data for a plurality of karaoke songs. Lyrics rendering data includes display timing data and color change data of lyric characters synchronized with the performance. The video database 65b is a database that stores a predetermined number of background videos corresponding to karaoke songs to be played as video files corresponding to the song IDs of the karaoke songs.

<Network transmission / reception means>
The network transmission / reception means 61 includes an electronic circuit and a program for transmitting / receiving data between the karaoke main body 60 and the management server 20. In addition, it is good also as a structure which can provide a local transmission / reception means and can transmit / receive data between the karaoke main body 60 and the karaoke remote control apparatus 80. FIG. In this case, for example, data is transmitted and received between the karaoke main body 60 and the karaoke remote control device 80 by infrared communication.

<Reservation management means>
The reservation management means 66 generates a reservation queue 64a by arranging the music IDs searched and reserved by using the function of the music search means 80a in the order of performance, and stores the reservation queue 64a in the RAM 64 for management. It consists of the program. Further, in the performance start synchronization system 10 of the present embodiment, when any karaoke piece is designated by the reservation management means 66 to perform network chorus, the karaoke piece is registered at the head of the reservation queue 64a. to manage. Thereby, network chorus can be performed efficiently. That is, the karaoke performance terminal 30 participating in the network chorus can start the network chorus only by waiting for the performance time of one song at the longest, so that the user does not feel frustrated.

<Performance end signal transmission means>
The performance end signal transmitting means 67 performs the performance of the karaoke musical piece being played when the karaoke musical performance terminal 30 does not have a karaoke musical piece being played at the time of shifting to the choral mode, or when the karaoke musical piece is being played at the time of shifting to the choral mode. When the program ends, the program consists of a program for transmitting a performance end signal. That is, in each karaoke performance terminal 30, when the reserved music is not registered in the reservation queue 64a at the time of shifting to the chorus mode, a performance end signal is transmitted at that time. If the reserved music registered in the reserved queue 64a has already been played, a performance end signal is transmitted when the performance of the reserved music ends.

<Performance start instruction permission means>
The performance start instruction permitting means 68 performs network chorus for all karaoke performance terminals 30 performing network chorus after detecting that all karaoke performance terminals 30 performing network chorus have transmitted performance end signals. And a program for permitting the transmission of a performance start instruction signal of karaoke music (network choral music) designated as. That is, in all karaoke performance terminals 30 that have shifted to the chorus mode, when there is no karaoke piece being played, the performance start instruction means 80c is allowed to transmit a performance start instruction signal.

<Music playback control means>
The music reproduction control means 69 is composed of an electronic circuit for outputting performance data extracted from the music database 65 a based on the music ID to the mixing amplifier 84. If the performance data is MIDI standard performance control data, the sound source data is digitally reproduced and converted into an analog signal based on the performance control data and output to the mixing amplifier 84. As described above, the mixing amplifier 84 mixes the singer's singing voice signal input from the microphone 82 and the performance voice signal sent from the music reproduction control means 69, and amplifies the signal by the amplifier function to the speaker 81. It is a device for outputting more. The mixing amplifier 84 receives a singing voice signal transmitted from the karaoke performance terminal 30 as a network chorus partner.

<Video playback control means>
The video reproduction control means 71 synchronizes the background video data extracted from the video database 65b and the lyric characters based on the lyric rendering data included in the performance data with the performance data of the karaoke music during the performance of the karaoke music. It consists of a program for outputting to the display device 83.

<Choral mode transition means>
When the karaoke piece (network chorus piece) designated as performing the network chorus is registered in the reservation queue 64a, the chorus mode transition unit 72 waits for a predetermined performance start instruction and starts playing the karaoke piece. Consists of a program for shifting to the chorus mode.

  That is, in each karaoke performance terminal 30 that performs network chorus, when a karaoke piece (network chorus piece) designated as performing network chorus is registered in the reservation queue 64a, a transition is made to the chorus mode (single piece mode). Do not start karaoke music automatically. Thereby, in each karaoke performance terminal 30 which performs network chorus, it becomes possible to wait for the performance start instruction and to simultaneously start performance of karaoke music (network choral music).

<Karaoke remote control device>
The karaoke remote control device 80 has a user interface function, and transmits / receives data to / from the router 50 by a wireless method. The karaoke remote control device 80 includes a music search means 80a, a music index database 80b, a performance start instruction means 80c, a data storage section 80d, an input / output display section 80e, an electronic circuit and a program (not shown) for transmitting and receiving data. It has. Note that, as described above, data may be transmitted and received between the karaoke main body 60 and the karaoke remote control device 80.

<Music search means / music index database>
The music search means 80a includes a program for searching for karaoke music based on the search conditions input by the user. That is, the music search means 80a searches for music by referring to the music index database 80b based on the input of the search conditions (song name, singer name, music genre classification, fashion period, etc.) by the user. The song index database 80b is a database describing attribute information of karaoke songs used for performance at the karaoke performance terminal 30. For example, the song ID, song name, singer name, lyrics of the singing part, popular season, music This includes various attribute information such as genre classification, performance form, and duet music. When a music search is performed by the music search means 80a, a list of search results is displayed on the input / output display unit 80e of the karaoke remote control device 80.

<Data storage unit>
The data storage unit 80d is an area for storing a music selection reservation history and the like. Although not shown, various data such as music selection reservation data and music selection reservation history data are stored therein.

<Input / output display section>
The input / output display unit 80e is composed of, for example, a touch panel type liquid crystal display device, and as described above, performs input display when searching by the music search means 80a, list display of search results, various guidance displays, and the like. By operating a displayed icon or the like, an input instruction can be performed.

<Performance start instruction means>
The performance start instructing means 80c transmits a performance start instruction signal for a karaoke piece of music (network choral piece) designated to perform network chorus at any karaoke performance terminal 30 that is permitted to send a performance start instruction signal. For the program. In other words, when the performance start instruction signal is permitted to be transmitted and the performance start instruction signal is transmitted by the function of the performance start instruction means 80c, the karaoke performance terminal 30 and the karaoke performance terminal 30 which is the partner of the network chorus, The performance of karaoke music (network choral music) designated as choral starts simultaneously.

  The karaoke remote control device 80 that transmits the performance start signal may be a karaoke remote control device 80 paired with any karaoke performance terminal 30 that performs network chorus. That is, a karaoke remote controller paired with a karaoke performance terminal 30 (for example, a karaoke performance terminal 30 to which a user who has recruited network chorus is logged in) set in advance as a main karaoke performance terminal 30 having the initiative. The apparatus 80 can be configured to transmit a performance start signal in response to a user instruction input.

  The karaoke performance terminal 30 paired with the karaoke remote control device 80 that has transmitted the performance start signal and the karaoke performance terminal 30 that has received the performance start signal simultaneously start the performance of the karaoke music designated to perform network chorus. . The performance start instruction unit 80c may be a function unit of the karaoke main body 60.

<Synchronization procedure for performance start>
With reference to FIG.2 and FIG.3, the synchronization procedure of the reservation of karaoke music and the performance start in the performance start synchronization system 10 of this embodiment is demonstrated. In the following description, it is assumed that a network chorus agreement has been established in a network-connected karaoke performance terminal. In addition, it is assumed that the karaoke performance terminals 30 performing network choral among users recognize each other's performance terminal information (for example, performance terminal ID) in advance.

  As shown in FIG. 2 and FIG. 3, when the karaoke remote control device (1) paired with the karaoke performance terminal (1) selects a karaoke song (network choral song) for network chorus (S1). In the karaoke performance terminal (1), the karaoke piece is registered at the head of the reservation queue (S2). The music selection signal by the karaoke remote control device (1) is transmitted to the karaoke performance terminal (2), and the karaoke performance terminal (2) registers the karaoke piece at the head of the reservation queue (S3).

  And if the karaoke music (network chorus) designated as performing network chorus is registered at the head of reservation queue 64a, karaoke performance terminal (1) and karaoke performance terminal (2) will be in chorus mode (single (S4, S5).

  At this time, it is assumed that the karaoke performance terminal (1) has a karaoke piece being played and the karaoke performance terminal (2) has no karaoke piece being played. In this case, since the karaoke performance terminal (2) has no karaoke musical piece being played (S6), a performance end signal is immediately transmitted to the karaoke performance terminal (1) (S7). The fact that the message is sent is stored. On the other hand, the karaoke performance terminal (1) receives the performance end signal from the karaoke performance terminal (2) (S8), and stores that the performance end signal has been received from the karaoke performance terminal (2).

  When the karaoke performance terminal (1) finishes the performance of the currently performed karaoke piece (S9), a performance end signal is transmitted to the karaoke performance terminal (2) (S10), and a performance end signal is transmitted. Memorize the effect. On the other hand, the karaoke performance terminal (2) receives the performance end signal from the karaoke performance terminal (1) (S11), and stores that the performance end signal has been received from the karaoke performance terminal (1).

  In this state, the karaoke performance terminal (1) and the karaoke performance terminal (2) have detected that all karaoke performance terminals performing network chorus have transmitted performance end signals, and each transmits a performance start signal. Is permitted (S12, S13). When a performance start signal is transmitted from the karaoke remote control device (1) paired with the karaoke performance terminal (1) (S14), the karaoke performance terminal (1) and the karaoke performance terminal ( In 2), the performance of the karaoke music (network chorus) designated as performing network chorus starts simultaneously (S15, S16).

  In the example shown in FIGS. 2 and 3, the karaoke performance terminal (1) has the initiative to reserve the music selection and start the performance, but the karaoke performance terminal (2) has the initiative to reserve the music selection and start the performance. It may be. Further, either the karaoke performance terminal (1) or the karaoke performance terminal (2) may have a configuration reservation initiative and the other may have a performance start initiative. Furthermore, even when there are three or more karaoke performance terminals performing network chorusing, performance start can be synchronized by the same procedure as described above.

<Other embodiments>
The devices and means constituting the performance start synchronization system 10 and its peripheral devices according to the present invention are not limited to those described above. Depending on the purpose of use, only the necessary devices and means may be configured, or other devices or Means can be added. Further, each unit may be configured as a unit in which a plurality of functions are integrated, instead of being configured separately. Further, instead of connecting a plurality of karaoke performance terminals 30 via a network, a plurality of karaoke performance terminals 30 connected via a LAN and a management server 20 installed in the store are used in one store. Thus, the performance start synchronization system 10 may be configured.

DESCRIPTION OF SYMBOLS 10 Performance start synchronous system 20 Management server 21 Server control means 22 Data transmission / reception means 23 Data storage means 30 Karaoke performance terminal 40 Internet 50 Router 60 Karaoke main body 61 Network transmission / reception means 62 Central control means 63 ROM
64 RAM
64a Reservation queue 65 HDD
65a Music database 65b Video database 66 Reservation management means 67 Performance end signal transmission means 68 Performance start instruction permission means 69 Music playback control means 70 A / D converter 71 Video playback control means 72 Chorus mode transition means 80 Karaoke remote control device 80a Music search means 80b Music index database 80c Performance start instruction means 80d Data storage unit 80e Input / output display unit 81 Speaker 82 Microphone 83 Display device 84 Mixing amplifier

Claims (1)

In a plurality of karaoke performance terminals connected to the network, the same karaoke music performance is performed simultaneously, and the singing voice input at each karaoke performance terminal is transmitted to other karaoke performance terminals to perform network chorus, A system for adjusting the reservation order of the karaoke music pieces in each karaoke performance terminal and simultaneously starting the performance of the karaoke music pieces, comprising a reservation management means, a chorus mode transition means, a performance end signal transmission means, And a performance start instruction permitting means,
The reservation management means, when any karaoke music is designated as performing network chorus, registers and manages the karaoke music at the head of the reservation queue,
When the karaoke music designated as performing the network chorus is registered in the reservation queue, the chorus mode transition means transitions to a chorus mode in which the performance of the karaoke music is started after waiting for a performance start instruction.
The performance end signal transmitting means is configured such that, in each karaoke performance terminal, when there is no karaoke piece being played at the time of transition to the chorus mode, or the performance of the karaoke piece being played at the time of transition to the chorus mode is performed. When finished, send a performance end signal,
The performance start instruction permission means performs the network chorus on all karaoke performance terminals performing network chorus after detecting that all karaoke performance terminals performing network chorus have transmitted the performance end signal. Permit transmission of a performance start instruction signal for karaoke music specified as
A performance start synchronization system in network chorus characterized by this.

Images