JP6182493B2 - Music playback system, server, and program - Google Patents

Description

  The present invention relates to a music playback system provided with a music playback device, a server in the music playback system, and a program related to the server, and in particular, to realize distribution of appropriate lyrics information in response to a request from the music playback device. Regarding improvements.

  There is known a music playback system including a server connected to a communication line and a music playback apparatus connected to the server via the communication line so as to be communicable. For example, a music playback system that includes a mobile phone as the music playback device and plays back music mainly using the mobile phone. When performing music by the music playback device in such a music playback system, preferably, lyrics information is downloaded from a database connected to the communication line, and display control of lyrics character video is performed based on the lyrics information. . Here, a technique for realizing the distribution of appropriate lyrics information among a large number of lyrics information stored in the database has been proposed. For example, a music reproduction system described in Patent Document 1 is an example. According to this technology, by selecting the lyric information based on the specific time information regarding the reproduction time of the music corresponding to the lyric information that the specific user wants to acquire and the specific user information regarding the attribute of the specific user, the user's It is supposed that correct lyrics information desired can be acquired from the server.

JP 2013-45130 A

  By the way, in order to expand the range of music to be played back by the music playback system, the present applicant accepts posting of lyrics information created on the user side by a terminal such as a mobile phone, for example, and arbitrarily selects the lyrics information. A system for distributing to users is being put into practical use. However, in such a system, there is a problem in the display of the lyric character image due to the difference in the media of the music based on each user who creates the lyric information. That is, even if the music corresponds to the same song name and singer name, for example, a song recorded on a commercially available medium (for example, a compact disc, etc.) and a song in a promotion video posted on a video posting site for sales promotion Then, it is conceivable that the relative position and length of the singing section (vocal part) in the entire music vary. Therefore, even when the lyric information corresponding to the target music is applied, there is a possibility that a time lag occurs between the reproduction of the music (performance progress) and the display of the lyric text image, which gives a quick impression. It was. Such a problem has been newly found in the process in which the present inventor continues intensive research with the intention of improving the usability of the music playback system.

  The present invention has been made in the background of the above circumstances, and its object is to provide a music playback system, server, and program for realizing appropriate lyrics information distribution in response to a request from a music playback device Is to provide.

  In order to achieve such an object, the gist of the first aspect of the present invention is that a server connected to a communication line and a music playback device connected to be able to communicate with the server via the communication line, A music playback system including storage means for storing a plurality of lyrics information in association with at least one of a song name and a singer name corresponding to each of the lyrics information, the lyrics information based on the lyrics information This includes display time information related to the display of the lyric character image when performing display control of the lyric character image, and the server receives a request for distribution of the lyric information from the music playback device, and is a request source Corresponding to at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied from the music playback device, and a song section in the subject song Lyric information that at least one of the song name and the singer's name acquired by the song information acquisition unit is the same among the plurality of lyrics information stored in the storage unit. Extracting lyrics information extracting means, and when extracting a plurality of lyrics information by the lyrics information extracting means, the time related to the display time information corresponding to each extracted lyrics information, and the music information acquisition means Distribution control means for calculating a difference from the time related to the reproduction time information, and distributing the lyrics information to the music reproduction device as the request source or presenting a plurality of lyrics information as distribution candidates based on the difference Is provided.

  According to the first aspect of the invention, the storage device stores a plurality of lyrics information in association with at least one of a song name and a singer name corresponding to each of the lyrics information, and the lyrics information is based on the lyrics information. This includes display time information related to the display of the lyric character image when performing display control of the lyric character image, and the server receives a request for distribution of the lyric information from the music playback device, and is a request source A piece of music that acquires, from the music playback device, at least one of a song name and a singer name corresponding to a song to which the requested lyric information is applied, and playback time information corresponding to a singing section in the target song Of the plurality of lyrics information stored in the information acquisition means and the storage means, at least one of the song name and the singer name acquired by the song information acquisition means matches. Lyric information extracting means for extracting lyrics information, and when the plurality of lyrics information is extracted by the lyrics information extracting means, the time related to the display time information corresponding to each extracted lyrics information, and the music information acquiring means The difference between the playback time information and the time related to the playback time information is calculated, and based on the difference, the lyrics information is distributed to the music playback device that is the request source, or a plurality of lyrics information that is a distribution candidate is presented. Since the distribution control means is provided, appropriate lyric information corresponding to the target music can be distributed to the music reproducing apparatus that is the request source. That is, it is possible to provide a music playback system that realizes distribution of appropriate lyrics information in response to a request from the music playback device.

  In the first aspect of the invention, preferably, the music playback device, when requesting distribution of lyrics information to the server, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, Transmission control means for transmitting reproduction time information corresponding to a singing section in the target music to the server is provided. If it does in this way, the information regarding the lyric information concerning a request | requirement can be acquired in a practical aspect from the said music reproduction apparatus which is a request origin.

  Preferably, the storage means stores a plurality of lyrics information posted via the communication line in association with identification information of a user who is a posting subject of each lyrics information, The distribution control means distributes the lyric information and identification information of a user who is a posting subject of the lyric information to the music playback device that is the request source. In this way, the usability of the music playback system can be further improved by making it possible to refer to the user who is the main subject of the lyrics information.

  Preferably, the music reproduction device receives a selection of any of the plurality of lyrics information when the distribution control unit presents a plurality of lyrics information as distribution candidates. And lyric character image display control means for performing display control of the lyric character image based on the lyric information selected by the lyric information selection accepting means when reproducing the target music piece. In this way, it is possible to realize the selection of appropriate lyric information and the reproduction of the lyric character video based on the lyric information in the music reproducing apparatus that is the request source of the lyric information.

  In order to achieve the above object, the gist of the second invention is a server that is communicably connected to a music playback device via a communication line, and a plurality of lyrics information is converted into each lyrics information. A storage means for storing the corresponding song name and singer name in association with each other, and the lyrics information relates to the display of the lyrics character video when performing display control of the lyrics character video based on the lyrics information; Including the display time information, receiving the lyrics information distribution request from the music playback device, and from the music playback device that is the request source, the song name corresponding to the song to which the lyrics information related to the request is applied, and Music information acquisition means for acquiring at least one of singer names and reproduction time information corresponding to a singing section in the target music, and a plurality of information stored in the storage means Extracted when lyrics information extraction means for extracting at least one of the song name and singer name acquired by the music information acquisition means and lyrics information extraction means extract a plurality of lyrics information from the lyrics information And calculating the difference between the time related to the display time information corresponding to each lyric information and the time related to the reproduction time information acquired by the music information acquisition means, and the music that is the request source based on the difference A distribution control means for distributing the lyrics information to the playback device or presenting a plurality of lyrics information as distribution candidates; The lyric information can be distributed to the music playback device that is the request source. That is, it is possible to provide a server that realizes distribution of appropriate lyrics information in response to a request from the music playback device.

  In order to achieve the above object, the gist of the third invention includes a server connected to a communication line and a music playback device connected to the server via the communication line so as to be communicable. In the music reproduction system, the lyric information includes display time information related to the display of the lyric character image when performing display control of the lyric character image based on the lyric information, and a plurality of computers of the server are included. Storage means for storing the lyric information in association with at least one of a song name and a singer name corresponding to each lyric information, accepting a distribution request for the lyric information from the music reproducing device, and reproducing the music as a request source From the device, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, and a singing section in the subject song Song information acquisition means for acquiring the corresponding reproduction time information, and lyrics information that matches at least one of the song name and the singer name acquired by the song information acquisition means among the plurality of lyrics information stored in the storage means Extracting lyrics information extracting means, and when extracting a plurality of lyrics information by the lyrics information extracting means, the time related to the display time information corresponding to each extracted lyrics information, and the music information acquisition means Distribution control means for calculating a difference from the time related to the reproduction time information, and distributing the lyrics information to the music reproduction device as the request source or presenting a plurality of lyrics information as distribution candidates based on the difference Therefore, the lyric information corresponding to the target music is sent to the requesting music playback device. It is possible to trust. That is, it is possible to provide a program that realizes distribution of appropriate lyrics information in response to a request from the music playback device.

It is a figure which illustrates the structure of the music reproduction system to which this invention is applied suitably. It is a figure which illustrates the structure of the server with which the music reproduction system of FIG. 1 was equipped. It is a figure which illustrates the structure of the mobile telephone with which the music reproduction system of FIG. 1 was equipped. It is a functional block diagram explaining the principal part of the control function with which the server of FIG. 2 and the mobile telephone of FIG. 3 were equipped. FIG. 4 is a diagram showing an example of an edit acceptance screen displayed on the touch panel display in the lyrics information editing control by the mobile phone of FIG. 3. FIG. 4 is a diagram showing an example of an edit acceptance screen displayed on the touch panel display in the lyrics information editing control by the mobile phone of FIG. 3. FIG. 4 is a diagram showing an example of a screen displayed on a touch panel display of a mobile phone when a lyrics information distribution request is sent from the mobile phone of FIG. 3 to the server of FIG. 2. It is a figure which illustrates the list | wrist of several lyric information used as the delivery candidate displayed on the touchscreen display of the mobile telephone of FIG. FIG. 4 is a diagram illustrating a state in which a lyric character image based on lyric information distributed from the server of FIG. 2 is displayed on the touch panel display of the mobile phone of FIG. 3. It is a figure which illustrates a mode that the lyric character image | video shown in FIG. It is a flowchart explaining the principal part of an example of the music information reproduction | regeneration control (lyric character image display control) by CPU of the mobile telephone of FIG. It is a flowchart explaining the principal part of an example of the lyric information delivery control (lyric character image display control) by CPU of the server of FIG.

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

  FIG. 1 is a diagram illustrating a configuration of a music playback system 10 to which the present invention is preferably applied. As shown in FIG. 1, in the music playback system 10 of this embodiment, a server 14 and a plurality of mobile phones 16 that are music playback devices are connected to a communication line 12. The communication line 12 is a wide area information communication network connected to the Internet such as a WWW (World Wide Web) constituted by, for example, a public telephone line, an ADSL line, or an optical fiber line.

  The server 14 is, for example, a server operated by an information distribution service provider that manages the music playback system 10, and is basically used for storage of digital contents (Digital Contents) and input / output management in the music playback system 10. It functions as a center device that performs control. In the present embodiment, a configuration including the single server 14 having both the function as the center device of the music playback system 10 and the function as the database server will be described. It may be configured as a server device. In addition, a mode in which various controls by the server 14 described later are executed in a distributed manner by a plurality of server devices is also conceivable. In the music playback system 10, the plurality of mobile phones 16 are connected to the communication line 12 via relay base stations 18, and information is exchanged between the plurality of mobile phones 16 and the server 14. Can be sent and received.

  FIG. 2 is a diagram illustrating the configuration of the server 14. As shown in FIG. 2, the server 14 includes a CPU 20 that is a central processing unit, a ROM 22 that is a read-only memory, and a RAM 24 that is a write / read memory as needed. The CPU 20 uses the temporary storage function of the RAM 24. However, it is a so-called Neumann computer that performs signal processing in accordance with a program stored in the ROM 22 in advance. Further, a video display device 26 such as a TFT (Thin Film Transistor Liquid Crystal) or a PDP (Plasma Display Panel), and a video processing (video chip) for controlling video display by the video display device 26 Unit 28, an input device 30 such as a keyboard, an interface 32 for processing input by the input device 30, and a communication processing unit 34 for connecting the CPU 20 and the like to the communication line 12. Has been.

  As shown in FIG. 2, the server 14 includes various databases including a lyrics database 36. The lyrics database 36 stores a plurality of pieces of lyrics information to be distributed to the mobile phone 16 and the like in the music playback system 10. Preferably, a plurality of lyrics information posted from a communication terminal device such as the mobile phone 16 via the communication line 12 is stored in association with identification information of a user who is a posting subject of each lyrics information. . The contents stored in the lyrics database 36 (lyric information) will be described later together with the description of each control function shown in FIG.

  FIG. 3 is a diagram illustrating a configuration of the mobile phone 16. As shown in FIG. 3, the mobile phone 16 includes a CPU 40 as a central processing unit, a ROM 42 as a read-only memory, a RAM 44 as a write / read memory as needed, a storage unit 46 such as a flash ROM, An operation unit 48 for performing an auxiliary operation of a touch panel display 64, which will be described later, an antenna 50, a transmission / reception unit 52, a modem unit 54, a voice codec unit 56, an analog front end 58, a speaker 60, and a microphone. 62 and a touch panel display 64 are provided.

  The CPU 40 is a so-called microcomputer that performs signal processing in accordance with a program stored in advance in a ROM 42 that is a read-only memory while using the temporary storage function of the RAM 44 that is a write / read memory as needed, and is displayed on the touch panel display 64. So that character input is executed according to the input operation to the character input button, or communication or a call channel is established according to the telephone number input by such input operation, and mutual communication or communication is enabled. Basic control such as controlling, accessing a predetermined website according to the URL input by the input operation, and controlling creation and transmission / reception of mail is executed. For example, in a call state of the mobile phone 16, a call signal received by the transmission / reception unit 52 via the antenna 50 is converted from a digital code signal to a voice signal by the voice codec unit 56 via the modem unit 54. The speaker 60 is driven by the front end 58 to output sound. At the same time, a voice signal converted from voice by the microphone 62 is sent to the voice codec unit 56 via the analog front end 58 and converted into a digital signal there, and the modem unit 54, the transmission / reception unit 52, and the antenna 50 Sent through.

  The mobile phone 16 includes a display device 66 that displays a predetermined image on the touch panel display 64, a display control unit 68 that controls display by the display device 66, a touch panel using a user's finger or a pen that is not shown. A touch panel 70 that performs input by touching the display 64 and an input control unit 72 that controls input by the touch panel 70 are provided. Further, it is connected to the communication line 12 via the transmission / reception unit 52 and the like, and similarly, information can be communicated with various communication devices such as the server 14 connected to the communication line 12. . Further, in a communication state via the communication line 12, the CPU 40 transmits a signal input from the touch panel display 64 or the like to the communication destination, and simultaneously displays a signal received from the communication destination on the touch panel display 64. To control. That is, the mobile phone 16 is a so-called smartphone having the touch panel display 64 and various functions including an access function to the Internet according to an operation through the touch panel display 64.

  The mobile phone 16 includes, for example, a music database 78 (for example, see FIG. 4) that stores a plurality of pieces of music information (music data) corresponding to predetermined music pieces in a storage device such as the storage unit 46. . The music data stored in the music database 78 is reproduced by, for example, application software or a built-in music player as music reproduction control means provided in the mobile phone 16, and specifically, WAV Format, MP3 (MPEG audio layer 3) format, AAC (advanced audio coding) format and other music files (sound data files). The music information stored in the music database 78 includes at least the corresponding song name, singer name, and playback time information. This reproduction time information is a time corresponding to the singing section in the target music, and for example, the last sound is output from the time when the first sound of the singing part (vocal part) in the target music is output. This corresponds to the time until The singing part in the music can be specified by extracting a part corresponding to a human voice by a known frequency analysis technique. Alternatively, the reproduction time information may correspond to a time obtained by subtracting a time corresponding to a non-singing section such as an interlude from a time corresponding to a singing section in the target music.

  FIG. 4 is a functional block diagram illustrating a main part of the control function provided in the server 14 and the mobile phone 16. The music playback control means 80, lyrics information editing means 82, lyrics information transmission control means 84, playback time information extraction means 86, and distribution request transmission control means 88 shown in FIG. It is functionally provided. In other words, the CPU 40 is caused to function as the control means by a predetermined program. The music information acquisition means 90, the lyrics information extraction means 92, the lyrics information distribution control means 94, the lyrics information selection reception means 96, and the lyrics character image display control means 98 shown in FIG. It is functionally provided. In other words, the CPU 20 is caused to function as each of the control means by a program according to an embodiment of the present invention.

  Each control means shown in FIG. 4 may be provided in an apparatus different from the above-described configuration. For example, the music database 78, the music reproduction control means 80, the lyric information editing means 82, and the like shown in FIG. That is, music is played back on the server 14 side based on music information stored in the music database 78, and data related to the playback is streamed to a music playback device such as the mobile phone 16. There may be. Further, lyrics information, which will be described later, may be edited on the server 14 side in response to an input operation via the mobile phone 16 or the like. The lyrics information editing means 82 may be provided in another communication terminal device such as a tablet terminal or a personal computer connected to the communication line 12. The lyric character image display control means 98 shown in FIG. 4 may be functionally provided in a music playback device such as the mobile phone 16. That is, the lyric information stored in the lyric database 36 is distributed (transmitted) to a music playback device such as the mobile phone 16, and the lyric character video display control and the color change display control based on the lyric information on the music playback device side. Etc. may be performed. The lyrics database is stored in a server different from the server 14 provided with the music information acquisition unit 90, the lyrics information extraction unit 92, the lyrics information distribution control unit 94, the lyrics information selection reception unit 96, and the lyrics character image display control unit 98. 36 may be provided, and control described in detail below may be realized by transmitting and receiving information between the servers.

  The music reproduction control means 80 reproduces music corresponding to the music information based on the music information stored in the music database 78. For example, when any music information is selected (designated) from among a plurality of music information stored in the music database 78 by an input operation via the touch panel display 64 or the like, the selected music is selected. Information is read from the music database 78, and the music corresponding to the music information is reproduced. The music playback control means 80 preferably corresponds to application software or a built-in music player as music playback control means provided in the mobile phone 16.

  The lyric information editing means 82 accepts editing of lyric information corresponding to each music information stored in the music database 78. In other words, creation of lyrics information corresponding to each piece of music information stored in the music database 78 is accepted. For example, input of text (character information) corresponding to lyrics information corresponding to the music information is accepted by an operation via the touch panel display 64 or the like. Alternatively, text input by another device such as a personal computer may be transmitted to the mobile phone 16 via the communication line 12 and used for control described in detail below. . Preferably, the lyric information editing means 82 preferably displays text corresponding to the lyric information input corresponding to the music information when the music reproduction control means 80 reproduces the music corresponding to the music information. 66, and inputs such as display timing (display switching timing) and color change timing of the lyric character image corresponding to the lyric information are received by an operation via the touch panel 70 or the like.

  5 and 6 are diagrams showing an example of an edit acceptance screen displayed on the touch panel display 64 in the edit control of the lyrics information corresponding to the predetermined music information by the lyrics information editing means 82. FIG. As shown in FIG. 5, when the music corresponding to the music information is reproduced by the music reproduction control means 80, the text 100 corresponding to the lyrics information input in advance corresponding to the music information is displayed on the touch panel display 64. (Display device 66). Preferably, the text 100 displayed on the screen is switched by an operation of moving the contact position while maintaining contact with the touch panel 70 (so-called dragging). For example, by dragging from the lower side to the upper side toward the screen, the text 100 close to the performance end side with respect to the performance progress is displayed in the screen.

  FIG. 6 shows that when a touch operation is performed on the character 102 corresponding to “hour” included in the text 100 during reproduction of the music corresponding to the music information, the character 102 is highlighted. Illustrated. As shown in FIG. 6, when a touch operation is performed on any of the characters 102 included in the text 100 displayed on the touch panel display 64 during the reproduction of the music corresponding to the music information, the lyrics The time position corresponding to the character 102 related to the contact operation in the information is associated with the time position related to the progress of the music performance. In other words, the performance position of the music being played at the time when the touch operation is performed on the character 102 corresponds to time information related to the display of the character 102 in the display control of the lyrics character video based on the lyrics information. Attached.

  The lyric information editing means 82 displays a display time related to the display of the lyric character image when performing display control of the lyric character image based on the lyric information according to the timing when the touch operation is performed on the character 102. Define information. Preferably, the display control of the lyrics character image is performed based on the lyrics information from the correspondence between the time position corresponding to the character 102 related to the contact operation in the lyrics information and the time position related to the performance progress of the music. The display timing of the lyric text image when performing is determined. Preferably, from the first character 102 based on the time corresponding to the first character 102 on which the contact operation has been performed and the time corresponding to the second character 102 on which the next contact operation has been performed. The color change timing of the lyric character image between the second characters 102 is determined.

  When the lyrics information editing means 82 edits (creates) the lyrics information, the display time information specifies a singing section of the music corresponding to the lyrics information and uses this as display time information. Good. Specifically, when the lyrics information editing means 82 edits the lyrics information, the music corresponding to the lyrics information is read before reproduction. Then, for example, the frequency of the voice (vocal part) included in the music is specified by a known frequency analysis technique, the playback time of the specified frequency is acquired as the playback time information, and the playback time information is used as the display time information. It may be.

  The lyric information transmission control unit 84 transmits the lyric information edited by the lyric information editing unit 82 to the server 14 via the communication line 12. That is, the lyric information edited by the lyric information editing means 82 is stored in the lyric database 36 as the storage means in the server 14 at least one of the song name and singer name corresponding to each lyric information (preferably both). Are stored in association with each other. As described above, the lyric information edited by the lyric information editing unit 82 includes display time information related to the display of the lyric character image when the display of the lyric character image is performed based on the lyric information. Therefore, the lyric information transmission control means 84 stores the lyric information edited by the lyric information editing means 82 in the lyric database 36 in association with the display time information related to the display of each lyric character image.

  As described above, the lyrics database 36 stores the lyrics information that is edited by the communication terminal device such as the mobile phone 16 and posted (uploaded, transmitted) from the communication terminal device via the communication line 12. In addition, the lyrics information created (edited) by the service provider of the music playback system 10 may be stored in the lyrics database 36 together with the posted lyrics information. The lyrics database 36 preferably stores a plurality of lyrics information posted via the communication line 12 in association with identification information of a user who is the posting subject of each lyrics information. More preferably, the information is stored in association with identification information and a name (nickname) of each user. In this embodiment, the identification information of the user who is the posting subject of the lyric information is, for example, user identification information (user ID) related to member registration performed in advance with respect to the service of the music playback system 10. Alternatively, it may be identification information of the mobile phone 16 that posted the lyrics information. In the aspect in which the lyric information is posted to the server 14 as an attachment file of an e-mail, the e-mail address of the e-mail is stored in the lyric database 36 as identification information of the user who is the posting subject of the lyric information. It may be a thing.

  The reproduction time information extracting unit 86 extracts reproduction time information corresponding to each music information stored in the music database 78. That is, the reproduction time information corresponding to the singing section of the music corresponding to the music information included in each music information is extracted. Preferably, when the distribution request transmission control unit 88 requests the server 14 to distribute the lyrics information, the reproduction time information corresponding to the music to which the lyrics information related to the request is applied is extracted. Specifically, for the music corresponding to the lyrics information, for example, the frequency of the voice (vocal part) included in the music is specified by a known frequency analysis technique, and the playback time of the specified frequency is used as the playback time information. get.

  The distribution request transmission control means 88 transmits a lyrics information distribution request to the server 14 to the server 14 via the communication line 12. For example, when playing music based on predetermined music information by the music playback control means 80, a request for distributing lyrics information corresponding to the music is transmitted to the server 14 via the communication line 12. Specifically, when the lyrics information distribution request to the server 14 is made, at least one (preferably both) of the song name and singer name corresponding to the song to which the requested lyrics information is applied, and the subject. The reproduction time information extracted by the reproduction time information extraction means 86 corresponding to the music is transmitted to the server 14.

  The music information acquisition means 90 is a target to which the lyric information related to the request is applied from the mobile phone 16 that is a request source when the mobile phone 16 that is a music playback device has requested distribution of the lyrics information. Get information about the song. Specifically, at least one (preferably both) of the song name and singer name corresponding to the song to which the lyrics information related to the request is applied, and the reproduction time information corresponding to the singing section in the subject song, Is obtained from the mobile phone 16 or the like. That is, at least one (preferably both) of the song name and singer name corresponding to the song to which the lyrics information related to the request is transmitted, transmitted by the distribution request transmission control means 88, and the subject song. The reproduction time information extracted correspondingly is acquired.

  The lyric information extracting means 92 extracts lyric information that matches at least one of the tune name and the singer name acquired by the tune information acquiring means 90 among the plurality of lyric information stored in the lyric database 36. That is, when there is a request for distribution of the lyrics information from the mobile phone 16 or the like, among the plurality of lyrics information stored in the lyrics database 36, the song name and singer name acquired by the song information acquisition means 90 Lyric information that matches at least one (preferably both) is searched and extracted as a delivery candidate for the mobile phone 16 or the like that is the request source.

  The lyric information distribution control means 94 controls the distribution of lyric information to the requesting mobile phone 16 or the like when the lyric information distribution request is received from the mobile phone 16 or the like which is a music playback device. That is, when there is a request for distribution of the lyric information from the mobile phone 16 or the like, when a plurality of lyric information is extracted by the lyric information extracting means 92, any one of the lyric information is selected at the request source. Distribution is made to the mobile phone 16 or the like. When the lyric information extracted by the lyric information extracting unit 92 is one (when only single lyric information is extracted), the extracted lyric information is sent to the mobile phone 16 that is the request source. Deliver to

  Preferably, the lyrics information distribution control means 94 is the request source when identifying the user who is the posting subject of the lyrics information when distributing the lyrics information to the mobile phone 16 or the like that is the request source. Distribution to the mobile phone 16 or the like. That is, when delivering predetermined lyrics information to the requesting mobile phone 16 or the like, the identification information of the user who is the posting subject of the lyrics information is read from the lyrics database 36, and together with the predetermined lyrics information Delivered to the mobile phone 16 or the like that is the request source.

  When a plurality of pieces of lyrics information are extracted by the lyrics information extraction unit 92, the lyrics information distribution control unit 94 includes a time related to the display time information corresponding to each extracted lyrics information, and the music information acquisition unit 90. The difference with the time concerning the reproduction time information acquired by the above is calculated, and the lyric information distributed to the requesting mobile phone 16 or the like is determined based on the difference. As described above, in the present embodiment, the display time information corresponding to each lyric information is preferably the first character color change when performing display control of the lyric character video based on the lyric information. This corresponds to the time from the point in time when the last character change is completed. As described above, the reproduction time information corresponding to the music information is preferably the time from the time when the first sound of the singing part in the target music is output to the time when the last sound is output. Equivalent to. Therefore, the lyric information distribution control means 94 preferably controls the last character from the time when the color change of the first character is started when performing display control of the lyric character image based on the target lyric information. Calculate the difference between the time until the end of the color change and the time from when the first sound of the singing part in the target song is output to the time when the last sound is output, and based on the difference Then, lyrics information to be distributed to the mobile phone 16 or the like that is the request source is determined.

  Preferably, the lyrics information distribution control means 94, when a plurality of lyrics information is extracted by the lyrics information extraction means 92, the lyrics information to the requesting mobile phone 16 or the like based on the difference. Delivery of. For example, the lyrics information having the smallest difference among the plurality of lyrics information extracted by the lyrics information extracting unit 92 is distributed to the mobile phone 16 that is the request source. At this time, selection of lyrics information from the mobile phone 16 or the like as described in detail below is not necessarily accepted. That is, preferably, when there is a delivery request for the lyric information from the mobile phone 16 or the like that is a music playback device, the mobile phone 16 that is automatically the source of the lyric information having the smallest difference. Deliver to etc.

  The lyrics information distribution control means 94 is also preferably a distribution candidate to the requesting mobile phone 16 or the like based on the difference when a plurality of lyrics information is extracted by the lyrics information extraction means 92. Create a list of multiple lyrics information. FIG. 7 is a diagram showing an example of a screen displayed on the touch panel display 64 of the mobile phone 16 in response to a lyrics information delivery request from the mobile phone 16 to the server 14. As shown in FIG. 7, when the lyrics information is requested to be delivered from the mobile phone 16 to the server 14, it is preferable that the lyrics information related to the request extracted by the reproduction time information extracting means 88 is applied. Reproduction time information corresponding to the singing section in the music to be displayed is displayed on the touch panel display 64. FIG. 8 is a diagram illustrating a list 104 of a plurality of lyrics information displayed on the touch panel display 64 and serving as distribution candidates presented by the lyrics information distribution control means 94. As shown in FIG. 8, the lyrics information distribution control means 94 is preferably configured such that when a plurality of lyrics information is extracted by the lyrics information extraction means 92, the mobile phone that is the request source based on the difference. A list 104 of a plurality of pieces of lyrics information that are candidates for distribution to the telephone set 16 and the like is arranged on the touch panel display 64 of the mobile telephone 16 in order of increasing difference. That is, a list in which lyrics information selection buttons 106a, 106b, 106c,... (Hereinafter simply referred to as lyrics information selection buttons 106 unless otherwise distinguished) are arranged in ascending order of the difference. 104 is displayed on the touch panel display 64 of the mobile phone 16. As shown in FIG. 8, preferably, each lyric information selection button 106 displays the name (nickname) of the user who is the posting subject of the lyric information corresponding to the lyric information selection button 106.

  When the lyrics information distribution control unit 94 presents a list 104 of a plurality of lyrics information as distribution candidates, the lyrics information selection receiving unit 96 receives a selection of any of the plurality of lyrics information. For example, in the example shown in FIG. 8, selection of any lyric information among the lyric information corresponding to the plurality of lyric information selection buttons 106 displayed on the touch panel display 64 is accepted. When the selection of any lyric information is accepted by the lyric information selection accepting means 96, the lyric information delivery control means 94 delivers the selected lyric information to the mobile phone 16 or the like that is the request source. Decide as a target. In the example shown in FIG. 8, when a contact operation is performed on any of the lyrics information selection buttons 106 and information related to the contact operations is received from the cellular phone 16 or the like, the information selection button 106 related to the contact operation is received. Is determined as a distribution target to the requesting mobile phone 16 or the like. When there is a large number of lyrics information as distribution candidates, the list 104 is presented to the mobile phone 16, but a mode in which the lyrics information is not actually distributed to the mobile phone 16 is also conceivable.

  The lyric character image display control means 98 is a music reproduction device based on the lyric information distributed by the lyric information distribution control means 94 when reproducing the music corresponding to the music information stored in the music database 78. The display control of the lyrics character image on the mobile phone 16 or the like is performed. Preferably, when the music reproduction control unit 80 reproduces a song based on predetermined music information, the lyrics information distribution control unit 94 distributes the song in response to a request for distribution of lyrics information transmitted corresponding to the song. Based on the lyric information determined as follows, display control of the lyric character image is performed on the mobile phone 16 or the like which is a music reproducing device. That is, in parallel with the reproduction of the music based on the predetermined music information by the music reproduction control means 80, display control of the lyrics character video based on the lyrics information distributed by the lyrics information distribution control means 94 is performed. Preferably, the lyric character video based on the lyric information distributed by the lyric information distribution control means 94 is stream-distributed to the requesting mobile phone 16 or the like, and the lyric character video by the mobile phone 16 or the like is distributed. In parallel with the reproduction of the corresponding music, the lyrics character image is displayed on the touch panel display 64 or the like in the mobile phone 16. Further, based on the color change timing information included in the lyrics information, the lyrics character images displayed on the touch panel display 64 are sequentially displayed in a color change manner. Alternatively, the lyric information distributed by the lyric information distribution control means 94 is acquired (downloaded) by a terminal such as the mobile phone 16, and the display control and color change display of the lyric character video is performed on the terminal side based on the lyric information. Control may be performed.

  FIG. 9 is a diagram illustrating a state in which the lyric character image 108 based on the lyric information distributed by the lyric information distribution control means 94 is displayed on the touch panel display 64 (display device 66) of the mobile phone 16. FIG. 10 is a diagram illustrating a state in which the lyric character image 108 displayed on the touch panel display 64 is sequentially displayed in different colors. As shown in FIGS. 9 and 10, the lyric text image 108 streamed by the server 14 is displayed on the touch panel display 64 and concurrently with the reproduction of music information by the mobile phone 16. Sequential color change is displayed. Here, preferably, the start timing of the singing section related to the reproduction of the music based on the music information and the start timing of the color change display control of the lyric character image 108 are aligned. That is, the start timing of the singing section relating to the reproduction of the music information by the music reproduction control means 80 and the start timing of the color change display control relating to the lyric character image display control by the lyric character image display control means 98 are matched. In addition, the music reproduction control means 80 and the lyrics character image display control means 98 are controlled.

  As described above, in this embodiment, the lyric information distribution control means 94 preferably starts the color change of the first character when performing display control of the lyric character video based on the target lyric information. Between the time when the last character color change is completed and the time from when the first sound of the singing part in the target song is output to the time when the last sound is output The lyrics information that minimizes the difference is distributed to the mobile phone 16 that is the request source. The lyric character image display control means 98 performs display control of the lyric character image on the mobile phone 16 or the like based on the lyric information. Thereby, there is a time lag between the reproduction of the music based on the music information (performance progress) by the music reproduction control means 80 and the display control (color change display control) of the lyrics character video by the lyrics character video display control means 98. Can be suitably suppressed.

  FIG. 11 is a flowchart for explaining a main part of an example of music information reproduction control (lyric character image display control) by the CPU 40 of the mobile phone 16, and is repeatedly executed at a predetermined cycle.

  First, in step (hereinafter, step is omitted) SA1, which music information is designated from among a plurality of music information stored in the music database 78 by an input operation via the touch panel 70 or the like. It is determined whether or not. If the determination of SA1 is negative, the routine is terminated accordingly, but if the determination of SA1 is affirmative, in SA2, the routine corresponds to the singing section in the music information specified in SA1. The reproduction time information, the song name and singer name corresponding to the music information are extracted. Next, in SA3, the server 14 is transmitted to the server 14 a request for distributing lyrics information corresponding to the music information specified in SA1, and the playback time information, song name, and singer name extracted in SA2 are displayed. It is transmitted to the server 14. Next, in SA4, it is determined whether or not a list is received from the server 14 in response to the distribution request transmitted in SA3. If the determination at SA4 is negative, the system waits by repeating the determination at SA4. However, if the determination at SA4 is positive, based on the list received from the server 14 at SA5. A screen including a plurality of lyrics information selection buttons 106 as shown in FIG. 8 is displayed on the touch panel display 64. Next, in SA6, it is determined whether any lyrics information has been selected. For example, it is determined whether or not a touch operation has been performed on any of the lyrics information selection buttons 106 displayed on the touch panel display 64. If the determination at SA6 is negative, the process waits by repeating the determination at SA6. If the determination at SA6 is affirmative, information regarding the selected lyric information is received at SA7 at SA7. Sent to. For example, the lyrics selection information corresponding to the lyrics information selection button 106 for which the contact operation has been performed is transmitted to the server 14. Next, at SA8, the music based on the music information designated at SA1 is played back, and the lyric character image 108 based on the lyrics information selected at SA7, which is streamed from the server 14, is displayed on the touch panel. After being displayed on the display 64 and the color change display control of the lyrics character image 108 is performed, this routine is terminated.

  FIG. 12 is a flowchart for explaining a main part of an example of lyrics information distribution control (lyric character image display control) by the CPU 20 of the server 14 and is repeatedly executed at a predetermined cycle.

  First, in SB1, whether or not a request for distributing lyrics information corresponding to predetermined music information, playback time information corresponding to the music information, song title, and singer name is received from the music playback device such as the mobile phone 16 or the like. Is judged. If the determination of SB1 is negative, the routine is terminated accordingly, but if the determination of SB1 is affirmative, in SB2, from the plurality of lyrics information stored in the lyrics database 36, Lyrics information corresponding to the song name and singer name related to the distribution request received at SB1 is extracted. Next, in SB3, it is determined whether or not a plurality of lyrics information is extracted in SB2. When the determination of SB3 is negative, that is, when one piece of lyric information is extracted at SB2, the processing after SB7 is executed, but when the determination of SB3 is affirmed, at SB4, The difference between the time related to the display time information corresponding to each piece of lyrics information extracted in SB2 and the time related to the reproduction time information of the music related to the distribution request received in SB1 is calculated, and the extracted lyrics A list in which information is arranged in ascending order of the difference is created. Next, in SB5, the list created in SB4 is transmitted to the music playback device such as the mobile phone 16 which is the transmission source (request source) of the distribution request of SB1. Next, in SB6, the lyric selection information for selecting any lyric information included in the list transmitted in SB5 is received from the music playback device such as the mobile phone 16 which is the transmission source of the distribution request of SB1. It is determined whether or not. When the determination of SB6 is denied, the determination is made to wait by repeating the determination of SB6. However, when the determination of SB6 is affirmed, one lyric information extracted at SB2 at SB7, Alternatively, the display control of the lyrics character video is performed based on the lyrics information corresponding to the lyrics selection information received at SB6, and the music playback of the mobile phone 16 or the like from which the lyrics character video is the transmission source of the distribution request of SB1 After being streamed to the device, this routine is terminated.

  In the above control, SA8 is the operation of the music reproduction control means 80, SA2 is the operation of the reproduction time information extraction means 86, SA3 is the operation of the distribution request transmission control means 88, and SB1 is the music information acquisition means. 90, SB2 is the operation of the lyrics information extraction means 92, SB3 to SB5 are the operations of the lyrics information distribution control means 94, SB6 is the operations of the lyrics information selection receiving means 96, and SB7 is the lyrics characters. It corresponds to the operation of the video display control means 98, respectively.

  According to the present embodiment, the lyric database 36 is provided as storage means for storing a plurality of pieces of lyric information in association with at least one of a song name and a singer name corresponding to each lyric information, and the lyric information includes the lyric information. When the display control of the lyric character image 108 is performed based on the information, the server 14 includes the display time information related to the display of the lyric character image 108, and the server 14 receives the information from the mobile phone 16 that is a music playback device. When there is a lyric information distribution request, at least one of the tune name and singer name corresponding to the tune to which the lyric information related to the request is applied from the requesting mobile phone 16, and the tune information The music information acquisition means 90 (SB1) for acquiring the reproduction time information corresponding to the singing section, and a plurality of data stored in the lyrics database 36 Among lyrics information, lyrics information extracting means 92 (SB2) for extracting lyrics information that matches at least one of the song name and singer name acquired by the music information acquiring means 90, and a plurality of lyrics by the lyrics information extracting means 92 When the information is extracted, the difference between the time related to the display time information corresponding to each extracted lyric information and the time related to the reproduction time information acquired by the music information acquisition means 90 is calculated, and Lyric information distribution control means 94 (SB3 to SB5) that distributes the lyric information to the requesting mobile phone 16 based on the difference or presents a list of a plurality of lyric information that is candidates for distribution. Therefore, it is possible to distribute appropriate lyric information corresponding to the target music to the mobile phone 16 that is the request source. In other words, it is possible to provide the music playback system 10 that realizes distribution of appropriate lyrics information in response to a request from the mobile phone 16.

  When the mobile phone 16 requests the delivery of lyrics information to the server 14, the mobile phone 16 includes at least one of a song name and a singer name corresponding to a song to which the requested lyrics information is applied, and a singing section in the subject song. Since the distribution request transmission control means 88 (SA3) for transmitting the corresponding reproduction time information to the server 14 is provided, information regarding the lyric information related to the request is put into practical use from the mobile phone 16 that is the request source. Can be obtained in a specific manner.

  The lyrics database 36 stores a plurality of lyrics information posted via the communication line 12 in association with identification information of a user who is a posting subject of each lyrics information. The control means 94 distributes the lyrics information and the identification information of the user who is the posting subject of the lyrics information to the mobile phone 16 that is the request source, so the user who is the posting subject of the lyrics information , The usability of the music playback system 10 can be further improved.

  When the lyrics information distribution control means 94 presents a list 104 of a plurality of lyrics information as distribution candidates, the lyrics information selection receiving means 96 (SB6) that accepts selection of any of the plurality of lyrics information; The lyric character video display control means 98 (SB7) for controlling the display of the lyric character video 108 based on the lyric information selected by the lyric information selection accepting means 96 at the time of reproduction of the target music piece is provided. Therefore, it is possible to realize selection of appropriate lyric information and reproduction of the lyric text image 108 based on the lyric information in the mobile phone 16 that is a request source of the lyric information.

  According to this embodiment, the server 14 is communicably connected to the mobile phone 16 via the communication line 12, and a plurality of lyrics information is converted into at least one of a song name and a singer name corresponding to each of the lyrics information. The lyric information 36 is stored in association with the lyric database 36, and the lyric information includes display time related to the display of the lyric character image 108 when display control of the lyric character image 108 is performed based on the lyric information. When the mobile phone 16 that is a music playback device includes the information and the mobile phone 16 that is a music playback device requests the lyrics information to be distributed, the mobile phone 16 that is the request source applies the lyrics information related to the request. The music information acquisition hand that acquires at least one of the song name and the singer name corresponding to and the playback time information corresponding to the singing section in the target music 90 (SB1) and lyrics information extracting means for extracting lyrics information that matches at least one of the song name and singer name acquired by the song information acquiring means 90 from the plurality of lyrics information stored in the lyrics database 36 92 (SB2) and a plurality of pieces of lyric information extracted by the lyric information extracting unit 92, the time related to the display time information corresponding to each extracted lyric information and the music information acquiring unit 90 Further, a difference with the time related to the reproduction time information is calculated, and based on the difference, the lyrics information is delivered to the requesting mobile phone 16 or a list of a plurality of lyrics information as delivery candidates is presented. Since the lyric information distribution control means 94 (SB3 to SB5) to be performed is provided, appropriate lyric information corresponding to the target music is provided at the request source. It can be delivered to that the mobile phone 16. That is, it is possible to provide the server 14 that realizes distribution of appropriate lyrics information in response to a request from the mobile phone 16.

  According to the present embodiment, in the music playback system 10 including the server 14 connected to the communication line 12 and the mobile phone 16 connected to the server 14 via the communication line 12, the lyrics information Includes display time information related to the display of the lyric character image 108 when display control of the lyric character image 108 is performed based on the lyric information, and the computer of the server 14 stores a plurality of lyric information. When there is a request to distribute the lyrics information from the lyrics database 36 as storage means for storing in association with at least one of the song name and singer name corresponding to each lyrics information, and the mobile phone 16 which is a music playback device, At least the name of the song and the name of the singer corresponding to the song to which the lyrics information related to the request is applied from the requesting mobile phone 16 On the other hand, the music information acquisition means 90 (SB1) for acquiring the reproduction time information corresponding to the singing section in the target music, and the music information acquisition among a plurality of lyrics information stored in the lyrics database 36 Extracted when the lyrics information extracting means 92 (SB2) for extracting lyrics information that matches at least one of the song name and the singer name acquired by the means 90, and when the plurality of lyrics information is extracted by the lyrics information extracting means 92 The difference between the time related to the display time information corresponding to each lyric information and the time related to the reproduction time information acquired by the music information acquisition means 90 is calculated, and the request source is based on the difference. Lyrics information delivery control means 94 (S) for delivering the lyrics information to a certain mobile phone 16 or presenting a list of a plurality of lyrics information as delivery candidates. Because it is programmed to function as 3～SB5), the appropriate lyric information corresponding to the music of interest, can be distributed to the portable telephone 16 is requesting. That is, it is possible to provide a program that realizes distribution of appropriate lyrics information in response to a request from the mobile phone 16.

  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, as a so-called smartphone having the touch panel display 64 as a music playback device and various functions including an access function to the Internet according to an operation through the touch panel display 64. Although the music playback system 10 provided with the mobile phone 16 has been described, the present invention is not limited to this, and can be applied to another form of music playback system. For example, music having a karaoke device installed in a store such as a karaoke box, a home game machine that executes a karaoke game, a personal computer, a mobile phone without a touch panel display, or a portable music player as a music playback device The present invention is also suitably applied to a reproduction system.

  In the above-described embodiment, the lyrics information editing means 82 and the lyrics information transmission control means 84 are provided in the CPU 40 of the mobile phone 16. That is, the mode of editing lyrics information by the mobile phone 16 has been described. For example, the lyrics information can be edited by a personal computer, a home game machine, a tablet terminal, or the like connected to the communication line 12. It may be a thing. That is, the lyrics information editing means 82 and the lyrics information transmission control means 84 are functionally provided in the CPU of the personal computer, home game machine, or tablet terminal, and the personal computer, home game machine, or tablet. The lyric information edited by a terminal or the like may be posted to the server 14 via the communication line 12 and stored in the lyric database 36 for use.

  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.

  10: Music playback system, 12: Communication line, 14: Server, 16: Mobile phone (music playback device), 36: Lyric database (storage means), 88: Distribution request transmission control means, 90: Music information acquisition means, 92 : Lyric information extracting means, 94: Lyric information distribution control means, 96: Lyric information selection receiving means, 98: Lyric character video display control means, 104: List, 108: Lyric character video

Claims (6)

A music playback system comprising: a server connected to a communication line; and a music playback device connected to the server via the communication line so as to be communicable,
Storage means for storing a plurality of lyrics information in association with at least one of a song name and a singer name corresponding to each of the lyrics information;
The lyric information includes display time information related to the display of the lyric character image when performing display control of the lyric character image based on the lyric information,
The server
Accepting the distribution request of the lyric information from the music playback device, from the music playback device that is a request source, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, Music information acquisition means for acquiring playback time information corresponding to a singing section in the music to be,
Of the plurality of lyrics information stored in the storage means, lyrics information extracting means for extracting lyrics information that matches at least one of the song name and singer name acquired by the music information acquisition means;
When a plurality of lyrics information is extracted by the lyrics information extracting means, a time related to the display time information corresponding to each extracted lyrics information and a time related to the reproduction time information acquired by the music information acquiring means Distribution control means for calculating a difference and delivering a plurality of pieces of lyrics information as distribution candidates or distribution candidates to the music playback device that is the request source based on the difference. Music playback system. The music player is
When requesting distribution of lyrics information to the server, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, and reproduction time information corresponding to a singing section in the subject song The music playback system according to claim 1, further comprising transmission control means for transmitting to the server. The storage means stores a plurality of lyrics information posted via the communication line in association with identification information of a user who is a posting subject of each lyrics information,
The music reproduction according to claim 1 or 2, wherein the distribution control means distributes the lyric information and identification information of a user who is a posting subject of the lyric information to the music reproducing device that is the request source. system. The music player is
Lyrics information selection receiving means for receiving a selection of any of the plurality of lyrics information when the delivery control means has presented a plurality of lyrics information as delivery candidates;
The lyric character video display control means for performing display control of the lyric character video based on the lyric information selected by the lyric information selection accepting means when the target music is played back. 4. The music playback system according to any one of 3 above. A server communicably connected to the music player via a communication line,
Storage means for storing a plurality of lyrics information in association with at least one of a song name and a singer name corresponding to each of the lyrics information;
The lyric information includes display time information related to the display of the lyric character image when performing display control of the lyric character image based on the lyric information,
Accepting the distribution request of the lyric information from the music playback device, from the music playback device that is the request source, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, and the target Music information acquisition means for acquiring playback time information corresponding to a singing section in the music to be,
Of the plurality of lyrics information stored in the storage means, lyrics information extracting means for extracting lyrics information that matches at least one of the song name and singer name acquired by the music information acquisition means;
When a plurality of lyrics information is extracted by the lyrics information extraction means, the difference between the time related to the display time information corresponding to each extracted lyrics information and the time related to the reproduction time information acquired by the music information acquisition means And distribution control means for distributing the lyrics information to the requesting music reproduction device or presenting a plurality of lyrics information as distribution candidates based on the difference. Server. In a music playback system including a server connected to a communication line, and a music playback device connected to the server via the communication line so as to be communicable,
The lyric information includes display time information related to the display of the lyric character video when performing display control of the lyric character video based on the lyric information,
The server computer,
Storage means for storing a plurality of the lyrics information in association with at least one of a song name and a singer name corresponding to each of the lyrics information;
Accepting the distribution request of the lyric information from the music playback device, from the music playback device that is the request source, at least one of a song name and a singer name corresponding to a song to which the lyrics information related to the request is applied, and the target Music information acquisition means for acquiring playback time information corresponding to a singing section in the music to be,
Lyrics information extraction means for extracting lyrics information that matches at least one of a song name and a singer name acquired by the music information acquisition means among the plurality of lyrics information stored in the storage means,
And when a plurality of lyric information is extracted by the lyric information extracting means, a time related to the display time information corresponding to each extracted lyric information, and a time related to the reproduction time information acquired by the music information acquiring means And a distribution control means for performing distribution of the lyrics information to the music playback device that is the request source or presentation of a plurality of lyrics information as distribution candidates based on the difference. Program to do.