JP2014170087A - Musical score display device and musical score display system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To show a conductor and a musical score in parallel to a player while reducing movement of a viewpoint of the player.SOLUTION: A musical score display device 110 includes: a combiner 206a placed between a location where a conductor 120 conducts and a location where a player 130 plays; a file management section which stores score data; a part ID management section which extracts score data of a part corresponding to a musical instrument which the player 130 plays from the score data; and a display control section which displays a musical score image 500 which is shown by the score data extracted by the part ID management section as a virtual image 510 on the combiner 206a.

Description

  The present invention relates to a score display apparatus and a score display system that allow a conductor and a score to be easily visually recognized in parallel.

  2. Description of the Related Art Conventionally, there has been proposed a technique for changing the contrast of a musical score displayed on a display as an electronic musical score display device used during performance of an orchestra or the like as the performance progresses (for example, Patent Document 1).

JP 2004-145219 A

  In the electronic score display apparatus described above, the score is displayed on the display. Therefore, the performer must watch the conductor and the score alternately during the performance, and the movement of the viewpoint hinders the performance. End up.

  Therefore, in view of such problems, the present invention provides a score display device and a score display system that can allow a player to visually recognize a conductor and a score in parallel while reducing movement of the player's viewpoint. The purpose is to do.

  In order to solve the above problems, a score display apparatus according to the present invention includes a combiner disposed between a position where a conductor conducts and a position where a performer performs, a file management unit which stores score data, and a score A part ID management unit that extracts the musical score data of the part corresponding to the musical instrument played by the performer from the data, and a display control unit that displays the musical score image indicated by the musical score data extracted by the part ID management unit on the combiner It is characterized by that.

  The musical score display system of the present invention is a musical score display system including a musical score display device corresponding to a parent device and a child device, and the musical score display device corresponding to the parent device includes a position conducted by a conductor and a performance on the parent device side. Display unit indicating the display timing of the musical score to be displayed on the master-side combiner, and the master-side file management unit for storing the master-side musical score data. A musical score information processing unit for acquiring the master unit side musical score data of the part corresponding to the display signal and the musical instrument played by the performer from the master unit side musical score data, and the master unit side The master unit side display control unit that displays the score indicated by the master unit side score data extracted by the part ID management unit on the master unit side combiner, and the master unit side that transmits a display signal as a synchronization signal to the score display device of the slave unit Data transmission / reception A score display device corresponding to a slave unit, a slave unit-side combiner disposed between a position where the conductor conducts and a position where the slave unit player performs, and a slave unit-side score A slave side file management unit for storing data, a slave side data transmission / reception control unit for receiving a synchronization signal from the score display device of the master unit, and a score signal from the slave unit side to the synchronization signal and the instrument played by the performer. The slave unit side part ID management unit for extracting the slave unit side score data of the corresponding part, and the display control for displaying the score indicated by the slave unit side score data extracted by the slave unit side part ID management unit on the slave unit side combiner And a section.

  According to the present invention, it is possible to allow a player to visually recognize a conductor and a score in parallel while reducing movement of the player's viewpoint.

It is explanatory drawing which showed schematic structure of the score display system. It is the external view which showed schematic structure of the score display apparatus. It is the functional block diagram which showed the schematic structure of the main-body part. It is explanatory drawing which showed display mode. It is a figure which shows the positional relationship of the virtual image visually recognized from a player. It is the functional block diagram which showed the schematic structure of the main-body part of the score display apparatus corresponded to a main | base station. It is the functional block diagram which showed the schematic structure of the main-body part of the score display apparatus corresponded to a subunit | mobile_unit.

  Hereinafter, preferred embodiments of the present invention will be described in detail with reference to the accompanying drawings. The dimensions, materials, and other specific numerical values shown in the embodiments are merely examples for facilitating the understanding of the invention, and do not limit the present invention unless otherwise specified. In the present specification and drawings, elements having substantially the same function and configuration are denoted by the same reference numerals, and redundant description is omitted, and elements not directly related to the present invention are not illustrated. To do.

(First embodiment)
FIG. 1 is an explanatory diagram showing a schematic configuration of the score display system 100. As shown in FIG. 1, the score display system 100 includes a plurality of score display devices 110 (110a, 110b, 110c,...). The score display device 110 is disposed between a position where the conductor 120 conducts and a position where the performer 130 performs, and each of the two player 130 (130a, 130b, 130c,...) The score image of the part is displayed as a virtual image. In the first embodiment, each score display device 110 displays a score image independently.

  FIG. 2 is an external view showing a schematic configuration of the score display device 110. As shown in FIG. 2, the score display device 110 includes an arm that is provided with a main body portion 202 at the upper end of a support portion 200 whose vertical height is adjustable, and is connected to a predetermined height position of the support portion 200. Combiners 206a and 206b are provided at the tips of the sections 204a and 204b, respectively, and a score image is displayed as a virtual image on the combiners 206a and 206b. The arm portions 204a and 204b can be independently moved, and the angle and height of the combiners 206a and 206b can be adjusted. The player 130 adjusts the approximate height with the support part 200 to a position where the conductor 120 and the score image are easily seen through the combiner 206a or 206b, and then the height and angle of the combiner 206a or 206b with the arm part 204a or 204b, respectively. Adjust.

  FIG. 3 is a functional block diagram showing a schematic configuration of the main body 202. As shown in FIG. 3, the main body unit 202 includes an input unit 300, an external media IF (Interface) unit 302, an antenna unit 304, a microphone 306, an ADC (Analog Digital Converter) 308, and an RGB laser light source 310. , A MEMS (Micro Electro Mechanical Systems) mirror 312 and a control unit 314. In addition, although each part of the main-body part 202 is provided 1 each with respect to each combiner 206a and 206b, below, only the combiner 206a is demonstrated for convenience of explanation.

  The input unit 300 includes, for example, key buttons and foot pedals, and receives input from the performer 130. The external media IF unit 302 includes, for example, a USB (Universal Serial Bus) mounting device or a card reader, and is connected to an external medium such as a USB memory or a media card. The external media stores various data such as musical score data, a measure number for the musical score data, a part score managed by a part ID, and information necessary for automatic tracking. The antenna unit 304 performs wireless communication with other score display devices 110 and a music distribution device (not shown). The microphone 306 collects the sound of the musical instrument played by the performer 130. The ADC 308 converts the sound collected by the microphone 306 from an analog signal into a digital signal that can be recognized by the control unit 314. The RGB laser light source 310 irradiates laser light corresponding to each pixel of the input score image. The MEMS mirror 312 moves under the control of the control unit 314, reflects the laser light emitted from the RGB laser light source 310, and guides it to the combiner 206a.

  The control unit 314 is configured by a semiconductor integrated circuit including a central processing unit (CPU), a ROM storing a program, a RAM as a work area, and the like, and controls the entire main body 202. In addition, the control unit 314 operates the above-described program to perform a UI (user interface) control unit 400, a file management unit 402, a data transmission / reception control unit 404, a score information processing unit 406, a voice analysis unit 408, and automatic performance tracking control. Functions as unit 410, score editing control unit 412, part ID management unit 414, display control unit 416, and laser control unit 418.

  The UI control unit 400 appropriately controls each unit to display a virtual image in response to an instruction input by the performer 130 to the input unit 300. For example, the UI control unit 400 causes the player 130 to select the display position of the virtual image, the size of the virtual image, and the color of the virtual image via the input unit 300. This is because the position at which the conductor 120 is reflected through the combiner 206a differs depending on the setting of the combiner 206a by the performer 130 and the position of the eyes of the performer 130, and the position, size and color where the virtual image can be easily seen by the performer 130. This is because the player 130 can select an easy-to-see state. The UI control unit 400 also inputs a part ID corresponding to the musical instrument played by the performer 130 via the input unit 300. Further, the UI control unit 400 causes the player 130 to select a display mode when displaying the score image 500 (FIG. 4) as a virtual image via the input unit 300.

  FIG. 4 is an explanatory diagram showing the display mode. As shown in FIG. 4, in this embodiment, the display mode is classified into the following three display modes. In the first display mode, as shown in FIG. 4A, the musical score image 500a before and after the current performance position is pasted on the surface of the virtual cylinder centering on the axis extending in the vertical direction. In this mode, the virtual cylinder is displayed while rotating according to the current performance position. Note that the score may be displayed so as to increase as it approaches the center of the score image 500.

  In the second display mode, as shown in FIG. 4B, the measure portion including the current performance position is set to the largest and near side, and the next measure portion is located above the measure portion including the current performance position. This is a mode in which a musical score image 500b is displayed in which it is made smaller by one side and further two bars ahead is further reduced to the upper back side of the next bar part. Also, the current performance position is displayed so as to be surrounded by a square 501.

  In the third display mode, as shown in FIG. 4C, the musical score image 500c of the front and rear bar portions centering on the bar portion including the current performance position on the surface of the virtual cylinder centered on the axis extending in the horizontal direction. Are displayed in such a manner that they are pasted in the vertical direction in order, and the virtual cylinder is rotated and displayed according to the current performance position. In this mode, the current performance position is displayed so as to be surrounded by a square 501. The player 130 selects one of the first display mode and the third display mode according to his / her preference.

  Returning to FIG. 3, the UI control unit 400 uses the input unit 300 to perform either an automatic tracking mode in which a musical score image 500 to be displayed as a virtual image is automatically transmitted or a manual mode in which a musical score image 500 to be displayed as a virtual image is manually transmitted. To select.

(Automatic tracking mode)
Next, a case where the automatic tracking mode is selected will be described. The file management unit 402 reads score data and various types of information from an external medium connected to the external media IF unit 302 and temporarily stores them. The data transmission / reception control unit 404 controls wireless communication with another score display device 110 and a score distribution device that distributes score data performed via the antenna unit 304. When musical score data and various types of information are transmitted from another musical score display device 110 or a musical score distribution device, the data transmission / reception control unit 404 receives the musical score data and various types of information and stores them in the file management unit 402.

  The score information processing unit 406 reads the score data and various information stored in the file management unit 402, and sends the score data and various information to the automatic performance tracking control unit 410, the score editing control unit 412 and the part ID management unit 414. To do.

  The voice analysis unit 408 specifies the performance sound of the performer 130 collected by the microphone 306 and converted into a digital signal by the ADC 308 by performing voice analysis, and sends the analysis result to the automatic performance tracking control unit 410. The automatic performance tracking control unit 410 detects the performance position where the performer 130 is currently performing by matching the score data sent from the score information processing unit 406 and the analysis result sent from the voice analysis unit 408. To do. Then, the performance automatic tracking control unit 410 sends a display signal indicating the display timing of the score image 500 to be displayed on the combiner 206a according to the detected performance position to the score information processing unit 406 and the part ID management unit 414.

  When the part ID management unit 414 receives the display signal from the score information processing unit 406, the part ID management unit 414 extracts the analysis display signal, the score data corresponding to the input part ID and the display mode from the score data, and sends them to the display control unit 416. To do. When the first display mode is selected, the part ID management unit 414 extracts musical score data before and after the performance position indicated in the display signal. In addition, when the second display mode is selected, the part ID management unit 414 extracts the musical score data of the bar portion including the performance position indicated in the display signal and the bar portions up to the next two bars. In addition, when the third display mode is selected, the part ID management unit 414 extracts the musical score data of the bar portion including the performance position indicated by the display signal and the bar portions before and after the bar portion.

  When the performer 130 performs writing or the like via the input unit 300 during the performance of the performance, the score editing control unit 412 associates the written contents with the performance position indicated in the display signal and stores the score information as written information. The data is sent to the processing unit 406 and the display control unit 416. At this time, the score information processing unit 406 writes the write information to the external medium via the file management unit 402.

  The display control unit 416 displays the musical score data sent from the part ID management unit 414 and the writing information sent from the musical score editing control unit 412, the display position of the selected virtual image, the size of the virtual image, the color of the virtual image, and the display. A musical score image 500 to be displayed as a virtual image on the combiner 206a is generated according to the mode. The laser control unit 418 controls the RGB laser light source 310 and the MEMS mirror 312, and scans the MEMS mirror 312 from the RGB laser light source 310 with laser light corresponding to each pixel of the score image 500 generated by the display control unit 416. The score image 500 is displayed on the combiner 206a by irradiating the combiner 206a.

  FIG. 5 is a diagram showing the positional relationship of virtual images visually recognized by the player. As shown in FIG. 5, the score image 500 displayed on the combiner 206a by the score display device 110 is formed as a virtual image 510 on the rear side (conductor 120 side) of the combiner 206a when viewed by the player 130. . Thus, the player 130 visually recognizes the musical score image 500 corresponding to the selected virtual image display position, virtual image size, virtual image color and display mode together with the conductor 120 as a virtual image 510 formed on the rear side of the combiner 206a. can do.

(Manual mode)
When the manual mode is selected, the voice analysis unit 408 and the performance automatic tracking control unit 410 do not function. The file management unit 402, the data transmission / reception control unit 404, the score editing control unit 412, the part ID management unit 414, the display control unit 416, and the laser control unit 418 function in the same manner as the automatic tracking mode.

  The score information processing unit 406 is read from an external medium connected to the external media IF unit 302 or received through the antenna unit 304 and the data transmission / reception control unit 404 and stored in the file management unit 402 and various information. Are sent to the score editing control unit 412 and the part ID management unit 414. The score information processing unit 406 indicates the performance position of the score image 500 to be displayed on the combiner 206a each time an instruction to send a performance position or an instruction to return the performance position is input via the input unit 300. The display signal is sent to the score editing control unit 412 and the part ID management unit 414.

  When the performer 130 performs writing or the like, the score editing control unit 412 sends the written contents to the score information processing unit 406 and the display control unit 416 as written information in association with the performance position indicated in the display signal. . The part ID management unit 414 extracts the score data corresponding to the display signal, the input part ID, and the display mode, and sends them to the display control unit 416. The display control unit 416 generates a score image 500 to be displayed as a virtual image on the combiner 206a. The laser control unit 418 displays the score image 500 on the combiner 206a by irradiating the scorer image 500 generated by the display control unit 416 to the combiner 206a with the RGB laser light source 310 and the MEMS mirror 312. Thus, the player 130 forms a score image 500 corresponding to the performance position designated by the player 130 on the rear side of the combiner 206a in accordance with the selected virtual image display position, virtual image size, virtual image color, and display mode. The virtual image 510 can be viewed together with the conductor 120.

  As described above, the score display apparatus 110 according to the present embodiment displays the score image 500 as a virtual image on the combiner 206a disposed between the position where the conductor 120 conducts and the position where the performer 130 plays. Thus, the musical score image 500 and the conductor 120 can be made visible to the performer 130 at the same time. Thus, the score display device 110 can cause the player 130 to visually recognize the conductor 120 and the score in parallel while reducing the movement of the viewpoint of the player 130.

  The musical score image 500 displayed on the combiner 206a is formed as a virtual image 510 on the rear side (conductor 120 side) of the combiner 206a when the player 130 visually recognizes it (see FIG. 5). Therefore, the score display device 110 shortens the distance in the front-rear direction between the conductor 120 and the virtual image 510 as compared to the distance in the front-rear direction between the conductor and the score when using a conventional score. be able to. Thereby, the score display device 110 can reduce the movement of the viewpoint in the front-rear direction, that is, the focus adjustment, in the movement of the viewpoint between the conductor 120 of the performer 130 and the score image 500.

(Second Embodiment)
By the way, in the orchestra, other performers sometimes perform in concert with the performance of the concert master. Therefore, in the above-described first embodiment, the score display device 110 displays the score image 500 independently in the score display system 100, but another score display device 110 is linked to one score display device 110. Then, the score image 500 can be displayed. In the second embodiment, a case will be described in which a score image 500 is displayed in conjunction with another score display device 110 corresponding to a slave unit in one score display device 110 corresponding to a master unit.

  The musical score display system 100 (FIG. 1) according to the second embodiment is used by a musical score display device 110a corresponding to a parent machine used by a performer 130a as a concert master, and used by other performers 130b, 130c,. The score display devices 110b, 110c,... Corresponding to each other display the score image 500. For convenience of explanation, only the score display device 110b will be described as a slave.

(Base unit)
FIG. 6 is a functional block diagram showing a schematic configuration of the main body 202 of the score display device 110a corresponding to the master unit. As shown in FIG. 6, the main body 202 of the score display device 110a selected as the master unit is similar to the main body 202 in the first embodiment, with an input unit 300, an external media IF unit 302, and an antenna unit. 304, a microphone 306, an ADC 308, an RGB laser light source 310, a MEMS mirror 312, and a control unit 314. Further, the control unit 314 is similar to the first embodiment except that the score editing control unit 412 does not function, and the UI control unit 400, the file management unit 402, the data transmission / reception control unit 404, the score information processing unit 406, and the voice analysis. Functions as a unit 408, automatic performance tracking control unit 410, part ID management unit 414, display control unit 416, and laser control unit 418.

  First, the UI control unit 400 causes the display unit of the virtual image, the size of the virtual image, the color of the virtual image, the part ID, the display mode, and the automatic tracking mode or the manual mode to be selected via the input unit 300. Also, the UI control unit 400 causes the input unit 300 to select whether the score display device 110a functions as a parent device or a child device.

  When functioning as a master unit, the file management unit 402 uses the external media connected to the external media IF unit 302 or the score data and various information transmitted from the score distribution device via the data transmission / reception control unit 404 and the antenna unit 304. And the musical score data and various information are temporarily stored. Further, the file management unit 402 transmits the temporarily stored score data and various information to the score display device 110b corresponding to the slave unit via the data transmission / reception control unit 404 and the antenna unit 304.

  The case where the automatic tracking mode is selected will be described as an example. The musical score information processing unit 406 reads the musical score data and various information stored in the file management unit 402, and the musical score data and the various information are played automatically. 410 and the part ID management unit 414.

  The performance automatic tracking control unit 410 displays a display signal indicating a performance position detected by matching the score data sent from the score information processing unit 406 with the analysis result sent from the voice analysis unit 408, as score information processing. To the unit 406 and the part ID management unit 414. At this time, the score information processing unit 406 sends a display signal to the file management unit 402. The file management unit 402 transmits the display signal sent from the score information processing unit 406 as a synchronization signal to the score display device 110b corresponding to the slave unit.

  The part ID management unit 414 extracts the score data corresponding to the display signal, the input part ID, and the display mode, and sends them to the display control unit 416. The display control unit 416 generates a score image 500 to be displayed as a virtual image 510 on the combiner 206a. The laser control unit 418 displays the score image 500 on the combiner 206a by irradiating the combiner 206a with the RGB laser light source 310 and the MEMS mirror 312 with the image generated by the display control unit 416.

(Cordless handset)
FIG. 7 is a functional block diagram showing a schematic configuration of the main body 202 of the score display device 110b corresponding to the slave. As shown in FIG. 7, the main body 202 of the score display device 110b selected as the slave unit is similar to the main body 202 in the first embodiment. The input unit 300, the external media IF unit 302, the antenna unit 304, a microphone 306, an ADC (Analog Digital Converter) 308, an RGB laser light source 310, a MEMS mirror 312 and a control unit 314. The external media IF unit 302, the microphone 306, and the ADC 308 include Do not work. In addition, the control unit 314 is similar to the UI control unit 400, the file management unit 402, and the data transmission / reception control except that the voice analysis unit 408, the performance automatic tracking control unit 410, and the score editing control unit 412 do not function. Functions as a unit 404, a score information processing unit 406, a part ID management unit 414, a display control unit 416, and a laser control unit 418.

  First, the UI control unit 400 selects the display position of the virtual image, the size of the virtual image, the color of the virtual image, the part ID corresponding to the instrument played by the performer 130a, and the display mode via the input unit 300. Also, the UI control unit 400 causes the input unit 300 to select whether the score display device 110b functions as a parent device or a child device.

  When functioning as a slave unit, the data transmission / reception control unit 404 receives the score data and various information via the antenna unit 304 when the score data and various information are transmitted from the score display device 110a corresponding to the master unit. Receive and send to file management unit 402. The file management unit 402 temporarily stores the musical score data and various information transmitted from the data transmission / reception control unit 404. The score information processing unit 406 reads the score data and various information stored in the file management unit 402 and sends them to the part ID management unit 414.

  Next, the data transmission / reception control unit 404 receives the synchronization signal via the antenna unit 304 and sends it to the file management unit 402 every time a synchronization signal is transmitted from the score display device 110 a corresponding to the master unit. The file management unit 402 temporarily stores the synchronization signal sent from the data transmission / reception control unit 404. The score information processing unit 406 reads the synchronization signal from the file management unit 402 and sends it to the part ID management unit 414 every time the synchronization signal stored in the file management unit 402 is updated.

  The part ID management unit 414 extracts score data corresponding to the synchronization signal, the input part ID, and the display mode, and sends the score data to the display control unit 416. The display control unit 416 generates a score image 500 to be displayed as a virtual image 510 on the combiner 206a. The laser control unit 418 displays the score image 500 on the combiner 206a by irradiating the combiner 206a with the RGB laser light source 310 and the MEMS mirror 312 with the image generated by the display control unit 416.

  As described above, the score display device 110b (slave unit) according to the present embodiment is synchronized with the score image 500 displayed by the concert master, for example, on the combiner 206a disposed between the conductor 120 and the performer 130. The musical score image 500 is displayed as a virtual image 510. Thereby, the score display apparatus 110b can make the player 130 visually recognize the score image 500 and the conductor 120 at the same time, and can eliminate the necessity of visually recognizing the concert master, thus reducing the movement of the viewpoint of the player 130. Thus, the conductor 120 and the score image 500 can be viewed by the player 130 in parallel.

  As mentioned above, although preferred embodiment of this invention was described referring an accompanying drawing, it cannot be overemphasized that this invention is not limited to this embodiment. It will be apparent to those skilled in the art that various changes and modifications can be made within the scope of the claims, and these are naturally within the technical scope of the present invention. Is done.

  For example, in the above-described embodiment, the score image 500 is displayed on the combiner 206a. However, in addition to the score image 500, the video of the part leader, the video of the entire orchestra viewed from the audience seat, the video of the concert master, etc. May be displayed together.

  In the above-described embodiment, the performance position is detected by matching the sound collected by the microphone 306 and converted into a digital signal by the ADC 308 with the musical score data by the performance automatic tracking control unit 410. The performance position may be detected by directly obtaining the musical instrument 130 and matching it with musical score data.

  In the above-described embodiment, the positions of the combiners 206a and 206b are adjusted by manually moving the arm portions 204a and 204b. However, the arm portions 204a and 204b are provided with actuators, and the performer 130 is provided with an acceleration sensor. The motion of the performer 130 may be detected by an acceleration sensor, and the arms 204a and 204b may be driven by an actuator according to the motion of the performer 130 to move the combiners 206a and 206b to appropriate positions. . Furthermore, a camera for recognizing the face of the conductor 120 and a receiver for receiving a transmitter signal provided in the tact of the conductor 120 are provided, and according to the movement of the conductor 120 detected by the camera and the receiver. Then, the actuators may drive the arm portions 204a and 204b to move the combiners 206a and 206b to appropriate positions.

  INDUSTRIAL APPLICABILITY The present invention can be used in a score display apparatus and a score display system that allow a player to view a conductor and a score in parallel while reducing movement of the player's viewpoint.

DESCRIPTION OF SYMBOLS 100 ... Musical score display system 110 ... Musical score display apparatus 202 ... Main-body part 206a, 206b ... Combiner 400 ... UI control part 402 ... File management part 404 ... Data transmission / reception control part 406 ... Musical score information processing part 408 ... Voice analysis part 410 ... Automatic performance Tracking control unit 412 ... Score editing control unit 414 ... Part ID management unit 416 ... Display control unit 418 ... Laser control unit

Claims (6)

A combiner placed between the position conducted by the conductor and the position played by the performer;
A file management unit for storing musical score data;
A part ID management unit for extracting musical score data of a part corresponding to the musical instrument played by the performer from the musical score data;
A display control unit for causing the combiner to display a score image indicated by the score data extracted by the part ID management unit;
A musical score display device comprising: The part ID management unit extracts score data before and after the current performance position from the score data,
The display control unit displays a musical score image before and after the current performance position on the surface of the virtual cylinder centered on an axis extending in the vertical direction, and displays the virtual cylinder according to the current performance position. The musical score display apparatus according to claim 1, wherein the music score is displayed while being rotated. The part ID management unit extracts, from the musical score data, musical score data of a bar portion including the current performance position and the bar portions up to the next two bars,
The display control unit makes the bar portion including the current performance position the largest and nearer side, makes the next bar portion slightly smaller above the bar portion including the current performance position, and 2. The musical score display apparatus according to claim 1, wherein a musical score image is displayed in which the second bar portion is further reduced to the upper back side of the next bar portion. The part ID management unit extracts, from the musical score data, musical score data of a bar part including the current performance position and the bar parts before and after the bar part,
The display control unit is a virtual image in which the front and rear bar parts are pasted in order along the vertical direction around the bar part including the current performance position on the surface of the virtual cylinder centered on the axis extending in the horizontal direction. 2. The musical score display device according to claim 1, wherein an image is displayed and displayed while rotating the virtual cylinder according to the current performance position.   5. The display controller according to claim 1, wherein when the player visually recognizes the score, the score image to be formed as a virtual image on the conductor side from the combiner is displayed on the combiner. The musical score display device according to any one of the above. A score display system including a score display device corresponding to a master and a slave,
The musical score display device corresponding to the master unit is
A master-side combiner arranged between a position conducted by the conductor and a position played by the master player;
A master file management unit for storing the master score data;
A score information processing unit for acquiring a display signal indicating a display timing of a score to be displayed on the master-side combiner;
A parent machine side part ID management unit for extracting, from the parent machine side music score data, the parent machine side music score data of a part corresponding to the display signal and the instrument played by the performer;
A master-side display control unit that causes the master-side combiner to display a score indicated by the master-side score data extracted by the master-side part ID management unit;
A master-side data transmission / reception control unit that transmits the display signal as a synchronization signal to the score display device of the slave unit,
The score display device corresponding to the slave is
A handset-side combiner disposed between a position where the conductor conducts and a position where the handset-side player performs;
A handset-side file management section for storing handset-side music score data;
A slave-side data transmission / reception control unit that receives the synchronization signal from the score display device of the master unit;
A handset side part ID management unit for extracting handset side score data of a part corresponding to the synchronization signal and the instrument played by the performer from the handset side score data;
A display control unit for displaying the score indicated by the handset side score data extracted by the handset side part ID management unit on the handset side combiner;
A musical score display system comprising:

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