JP2015132946A - display system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display system capable of directly pasting data displayed on a screen display part of a reception device at an arbitrary position of a display screen of a display device with a simple operation.SOLUTION: The display system includes: a tablet device for receiving data; and a display device 3 having a display screen and capable of communicating with the tablet device. The display device 3 includes a communication section 35 for receiving data transmitted from the tablet device, a reception section 33 for receiving an operation for designating a position on the display screen, a position detection section 36 for detecting the designated position in response to the designation operation received by the reception section 33, and a control section 30 for displaying the data received by the communication section 35 at the position detected by the position detection section 36.

Description

  The present invention relates to a display system including a reception device that receives data and a display device that displays data transmitted from the reception device at a specified position.

  In recent years, various types of display devices using a large display or the like have been put into practical use. In particular, a display system configured by combining a display device that displays information to a large number of people such as an electronic blackboard and a small terminal device that can communicate with the display device is used. In such a display system, when data is transmitted / received between a display device and a terminal device, the data is often handled by a text symbol such as a file name, and the data graphically displayed on the display device is abstract. Can only be handled.

  In order to solve this problem, Patent Document 1 discloses an electronic bulletin apparatus that is communicably connected to a mobile terminal and transfers data to the mobile terminal. In this electronic bulletin board, data posted on the screen is moved to the vicinity of the outer edge of the screen by a drag operation, and the data is transferred to the portable terminal by a drop operation in the vicinity of the outer edge. As a result, data can be transferred to the portable terminal by an intuitive operation such as a drag operation and a drop operation while the data is posted with good visibility.

JP 2008-257442 A

  However, when data is transferred to the portable terminal using the electronic bulletin apparatus disclosed in Patent Document 1, the portable terminal cannot display the transferred data directly because it is only a data transfer process. Specifically, when the user intends to display the transferred data at a certain position on the display screen of the mobile terminal, it is necessary to perform a new editing operation on the mobile terminal, which takes time and effort.

  The present invention has been made in view of such circumstances, and the data displayed on the screen display unit of the receiving device can be directly pasted to an arbitrary position on the display screen of the display device with a simple operation. It is an object to provide a display system that enables it.

  A display system according to the present invention is a display system including a receiving device that receives data and a display device that has a display screen and can communicate with the receiving device, and the receiving device displays received data. A screen display unit; and a transmission unit that transmits data displayed on the screen display unit to the display device. The display device receives the data transmitted by the transmission unit; and the reception unit Control means for displaying the data received by the means at a specified position on the display screen.

  In the display system according to the present invention, the accepting device includes accepting means for accepting an operation for identifying data displayed on the screen display unit, and the transmitting means is specified by a specific operation accepted by the accepting means. The transmitted data is transmitted to the display device.

  In the display system according to the present invention, the display device accepts an operation for designating a position on the display screen, and position detection for detecting a designated position according to the designation operation accepted by the accepting unit. And the control means displays the data received by the receiving means at the position detected by the position detecting means.

  The display system according to the present invention includes one or a plurality of indicating tools that instruct the transmission by the receiving device and the designation of the position by the display device, and the control means is on the display screen specified by the pointing tool. Data transmitted in accordance with an instruction from the pointing tool is displayed at a position.

  The display system according to the present invention is configured such that the screen display unit displays the display screen of the display device, and the reception device displays received data up to the display screen displayed on the screen display unit. A receiving unit that receives an operation to move, and a position detecting unit that detects a position on the display screen of the moved data displayed on the screen display unit according to the moving operation received by the receiving unit; The transmission means transmits information relating to the moved data and the position detected by the position detection means to the display device, and the reception means relates to the data and position transmitted by the transmission means. Information is received, and the control means is configured to display data received by the receiving means based on information relating to the position received by the receiving means. It features the door.

  According to the present invention, by using the display system as described above, the data displayed on the receiving device can be directly pasted to an arbitrary position on the display screen of the display device with a simple operation. Therefore, it is possible to enhance the convenience of use by presenting an intuitive and natural UI to the user. Thereby, the user can operate without stress even at the time of discussion using the head, for example.

It is a schematic diagram which shows the structure of the display system of Embodiment 1 which concerns on this invention. It is a block diagram which shows the internal structure of the tablet apparatus which comprises the display system of Embodiment 1 which concerns on this invention. It is a block diagram which shows the internal structure of the electronic blackboard which comprises the display system of Embodiment 1 which concerns on this invention. It is a conceptual diagram for demonstrating operation which pastes a tag with the display system of Embodiment 1 which concerns on this invention. It is a conceptual diagram for demonstrating operation which pastes a tag with the display system of Embodiment 1 which concerns on this invention. It is a flowchart which shows the process sequence of the transmission process in the tablet apparatus of Embodiment 1 which concerns on this invention. It is a flowchart which shows the process sequence of the display process in the electronic blackboard of Embodiment 1 which concerns on this invention. It is a block diagram which shows the structure of the operation pen which comprises the display system of Embodiment 2 which concerns on this invention. It is a flowchart which shows the process sequence of the transmission process in the tablet apparatus of Embodiment 2 which concerns on this invention. It is a flowchart which shows the process sequence of the display process in the electronic blackboard of Embodiment 2 which concerns on this invention. It is a block diagram which shows the internal structure of the tablet apparatus which comprises the display system of Embodiment 3 which concerns on this invention. It is a conceptual diagram which shows the display screen of the tablet apparatus which comprises the display system of Embodiment 3 which concerns on this invention. It is a flowchart which shows the process sequence of the transmission process in the tablet apparatus of Embodiment 3 which concerns on this invention.

(Embodiment 1)
FIG. 1 is a schematic diagram showing a configuration of a display system 1 according to the first embodiment of the present invention. The display system 1 is configured to include tablet devices 2, 2,... Used by the user, and an electronic blackboard 3 that can communicate with the tablet devices 2, 2,. In the first embodiment, the tablet devices 2, 2,... And the electronic blackboard 3 can perform wireless communication, but may be configured to perform wired communication through USB connection.

  FIG. 2 is a block diagram showing an internal configuration of the tablet device 2 constituting the display system 1 according to the first embodiment of the present invention.

  The tablet device 2 includes a control unit 20, a temporary storage unit 21, a storage unit 22, a reception unit 23, a screen display unit 24, and a communication unit 25.

  The control unit 20 uses an arithmetic processing unit such as a CPU or MPU, reads the program for the tablet device stored in the storage unit 22 into the temporary storage unit 21, and executes the tablet device 2 according to the present invention. Operate as a receiving device.

  The temporary storage unit 21 uses RAM such as SRAM or DRAM. The temporary storage unit 21 stores a program read as described above, and stores information generated by the processing of the control unit 20, data specified by a user described later, and the like.

  The storage unit 22 uses a nonvolatile memory such as an EEPROM or a flash memory. The storage unit 22 stores in advance programs and data for realizing the functions of the tablet device 2 such as a program for the tablet device and conditions that the control unit 20 refers to during control.

  The receiving unit 23 includes a tablet 230 that is built in a display 240 to be described later and receives an operation with an indicator such as a finger or an operation pen. The receiving unit 23 receives data including character information and / or graphic information, and operations such as tap, drag, drop, and flick on these data. Note that a pointing device such as a mouse or a keyboard (not shown) is connected to the receiving unit 23, and a signal corresponding to an operation received by the pointing device may be input. The reception part 23 comprises the reception means of the reception apparatus of this invention.

  The screen display unit 24 includes a touch panel display 240 using a liquid crystal panel, an organic EL, or the like. The screen display unit 24 displays, for example, a reception screen for receiving data on the display 240, data received by the reception unit 23, and an image necessary for operation in accordance with an instruction from the control unit 20.

  The communication unit 25 can perform wireless communication with the electronic blackboard 3. The communication unit 25 transmits the data received by the receiving unit 23 and stored in the temporary storage unit 21 to the electronic blackboard 3 in response to an instruction from the control unit 20. The communication unit 25 constitutes transmission means of the present invention.

  FIG. 3 is a block diagram showing an internal configuration of the electronic blackboard 3 constituting the display system 1 according to the first embodiment of the present invention. The electronic blackboard 3 includes a control unit 30, a temporary storage unit 31, a storage unit 32, a reception unit 33, a display unit 34, a communication unit 35, and a position detection unit 36.

  The control unit 30 uses an arithmetic processing unit such as a CPU or MPU, reads out the electronic blackboard program stored in the storage unit 32 to the temporary storage unit 31 and executes it, whereby the electronic blackboard 3 is related to the present invention. Operate as a display device. The control part 30 comprises the control means of this invention.

  The temporary storage unit 31 uses RAM such as SRAM or DRAM. The temporary storage unit 31 stores the program read as described above, and stores information generated by the processing of the control unit 30, data transmitted by the tablet device 2, and the like.

  The storage unit 32 uses a nonvolatile memory such as an EEPROM or a flash memory. The storage unit 32 stores in advance a program and data for realizing the functions of the electronic blackboard 3, such as a program for the electronic blackboard and conditions that the control unit 30 refers to during control.

  The receiving unit 33 includes a tablet 330 that is built in a display 340 to be described later and receives an operation with an indicator such as a finger or an operation pen. The accepting unit 33 accepts operations such as tap, drag, drop, and flick performed on the display screen of the display 340 described later.

  The display unit 34 includes a touch panel display 340 using a liquid crystal panel, an organic EL, or the like. The display unit 34 displays data transmitted from the tablet device 2 and images necessary for operation on the display 340 in accordance with an instruction from the control unit 30.

  The communication unit 35 can perform wireless communication with the tablet device 2. The communication unit 35 receives data transmitted by the tablet device 2 in response to an instruction from the control unit 30. The communication unit 35 constitutes a receiving unit of the present invention.

  In response to an instruction from the control unit 30, the position detection unit 36 detects the coordinates of the touch position and notifies the control unit 30 when the user touches an arbitrary position on the display screen. The position detector 36 constitutes a position detector of the display device of the present invention.

  4 and 5 are conceptual diagrams for explaining an operation of pasting a tag in the display system 1 according to the first embodiment of the present invention.

  FIG. 4 shows a case where the electronic blackboard 3 receives only data A. In the tablet device 2, after the user inputs the data A on the reception screen displayed on the screen display unit 24, the user specifies the data A by performing, for example, two tap operations on the data A with a finger. In this case, the specified data A is stored in the temporary storage unit 21. Next, the user drags data A to the outside of the display 240 with a finger. When the data A is dragged to the edge of the display 240, the data A is transmitted to the electronic blackboard 3.

  In the electronic blackboard 3, the data A transmitted from the tablet device 2 is received by the communication unit 35 and stored in the temporary storage unit 31. The user designates a position where the data A is displayed by touching a desired position on the display screen of the electronic blackboard 3 with a finger. The data A stored in the temporary storage unit 31 is displayed at the touch position on the display screen of the electronic blackboard 3 in the form of a sticky note at the moment when the user touches it. As described above, the user can intuitively and naturally paste the data A on the tablet device 2 side on the electronic blackboard 3 side by a series of simple operations such as tap, drag, and touch.

  FIG. 5 shows a case where the electronic blackboard 3 receives a plurality of data. The operation of inputting and transmitting the data C by the user's tablet device 2 is the same as in the case of FIG. 4 and is omitted here. In the electronic blackboard 3, the data C transmitted by the tablet device 2 is received by the communication unit 35 and stored in the temporary storage unit 31. The temporary storage unit 31 stores not only the data C but also the previously received data A and data B. The user designates a position where the data A is displayed by touching a desired position on the display screen of the electronic blackboard 3 with a finger. The data A, data B, and data C stored in the temporary storage unit 31 are displayed radially at the touch positions on the display screen of the electronic blackboard 3 in the form of sticky notes at the moment when the user touches. In this case, the user selects a tag indicating the data C by sliding the finger in the direction of the data C. The tag indicating the selected data C is displayed at the touch position, but the tag indicating the data A and data B disappears. When a plurality of sticky notes are displayed radially at the touch position, the sticky notes indicated by the displayed data A, data B, and data C disappear when the user lifts his / her finger from the display screen. Thereafter, when the user touches or presses the finger again with the finger, the sticky notes indicated by the lost data A, data B, and data C are displayed at the position where the user again touched or pressed.

  FIG. 6 is a flowchart showing a processing procedure of transmission processing in the tablet device 2 according to the first embodiment of the present invention. When the user instructs to accept data, this process is started.

  In response to a user instruction, the control unit 20 instructs the screen display unit 24 to display a reception screen (step S1). The screen display unit 24 displays a reception screen in response to an instruction from the control unit 20.

  When the receiving unit 23 receives data input by the user, the control unit 20 instructs the screen display unit 24 to display the received data (step S2). The screen display unit 24 displays the data received by the receiving unit 23 in response to an instruction from the control unit 20.

  The control unit 20 determines whether or not a tap operation has been performed on the data displayed on the screen display unit 24 (step S3). When it determines with there being no tap operation (step S3: NO), the control part 20 repeats step S3 until there exists tap operation. When it determines with having performed tap operation (step S3: YES), the control part 20 determines whether the frequency | count of a tap operation is 2 times (step S4). When it determines with the frequency | count of a tap operation not being 2 times (step S4: NO), the control part 20 complete | finishes a process. When it determines with the frequency | count of a tap operation being 2 times (step S4: YES), the control part 20 memorize | stores the data tapped twice in the temporary storage part 21 (step S5).

  The control unit 20 determines whether data has been dragged to the edge of the display 240 (step S6). When it is determined that the data has been dragged to the edge of the display 240 (step S6: YES), the control unit 20 determines whether there is the electronic blackboard 3 that is the transmission destination (step S7).

  If it is determined that there is the electronic blackboard 3 as the transmission destination (step S7: YES), the control unit 20 instructs the communication unit 25 to transmit data (step S8) and ends the processing. The communication unit 25 transmits the data stored in step S <b> 5 to the electronic blackboard 3 in response to an instruction from the control unit 20.

  In addition, when it determines with data not being dragged to the edge of the display 240 (step S6: NO), or when it determines with there being no electronic blackboard 3 of a transmission destination (step S7: NO), the control part 20 is a screen. The display unit 24 is instructed to display an error (step S9), and the process is terminated. The screen display unit 24 displays information relating to the error in response to an instruction from the control unit 20.

  FIG. 7 is a flowchart showing a processing procedure of display processing on the electronic blackboard 3 according to the first embodiment of the present invention. When the communication unit 35 receives data from the tablet device 2, this process is started.

  The control unit 30 stores the data received by the communication unit 35 in the temporary storage unit 31 (step S20). The control unit 30 determines whether or not there has been a touch operation with a finger on an arbitrary position on the display screen of the electronic blackboard 3 (step S21). When it determines with there being no touch operation (step S21: NO), the control part 30 repeats step S21 until there exists a touch operation.

  If it is determined that there is a touch operation (step S21: YES), the control unit 30 instructs the position detection unit 36 to detect a touch position on the display screen (step S22). The position detection unit 36 detects the coordinates of the touch position in response to an instruction from the control unit 30.

  The control unit 30 determines whether or not the number of data stored in the temporary storage unit 31 is singular (step S23). When it is determined that the number of data is singular (step S23: YES), the control unit 30 instructs the display unit 34 to display the data at the touch position (step S24). The display unit 34 displays the data stored in the temporary storage unit 31 at the touch position based on the coordinates detected in step S22 according to an instruction from the control unit 30.

  When it is determined that the number of data is not singular, that is, the number of data is plural (step S23: NO), the control unit 30 informs the display unit 34 that all data is displayed radially at the touch position. An instruction is given (step S25). In response to an instruction from the control unit 30, the display unit 34 displays all data stored in the temporary storage unit 31 radially at the touch position based on the coordinates detected in step S22.

  The control unit 30 determines whether or not the finger has left the display screen (step S26). When it determines with the finger having left | separated from the display screen (step S26: YES), the control part 30 returns a process to step S21.

  When it is determined that the finger is not separated from the display screen (step S26: NO), the control unit 30 determines whether the finger has slid on the display screen (step S27). When it determines with the finger | toe not sliding on the display screen (step S27: NO), the control part 30 returns a process to step S26.

  When it is determined that the finger has slid on the display screen (step S27: YES), the control unit 30 instructs the display unit 34 to display the data displayed in the slide direction as selection data (step S28). The process is terminated. The display unit 34 displays only the selection data at the touch position based on the coordinates detected in step S <b> 22 in response to an instruction from the control unit 30.

  In the first embodiment, the case where data created by one tablet device 2 is displayed on the electronic blackboard 3 has been described. However, the present invention uses data created by a plurality of tablet devices 2, 2,. This is also applied when displaying on the electronic blackboard 3.

  In addition, when data created by each of the plurality of tablet devices 2, 2,... Is transmitted to the electronic blackboard 3, the electronic blackboard 3 is configured to change the data display form depending on the transmitted tablet device 2. Also good. For example, the communication unit 25 of the tablet device 2 transmits the data specified by the user and the ID information of the tablet device 2 to the electronic blackboard 3. In the electronic blackboard 3, the communication unit 35 receives the data transmitted from the tablet device 2 and the ID information of the tablet device 2. The control unit 30 stores the received data and the ID information of the tablet device 2 in the temporary storage unit 31 in association with each other. When the data transmitted by the plurality of tablet devices 2 is stored in the temporary storage unit 31, when the user touches the display screen of the electronic blackboard 3, the control unit 30 is based on the ID information corresponding to the plurality of data. Thus, data from different tablet devices 2 are displayed in different colors.

  In the tablet device 2 of the first embodiment, the data is transmitted to the electronic blackboard 3 when the data is dragged to the edge of the display 240. However, the user's transmission operation is not limited to the above-described drag operation. Instead, an operation of flicking data to the outside of the display 240, an operation of moving data to a specific area of the display 240, or another preset operation may be used.

  In the first embodiment, the displayed data is specified when tapped twice. However, the specifying operation is not limited to the tapping operation described above, and may be any number of tapping operations. It may be another operation set in advance. In the first embodiment, the case where the user operates with a finger will be described. However, the same applies to the case where the user operates with an indicator such as an operation pen.

(Embodiment 2)
The second embodiment is a mode in which operation is performed with the operation pen having the identification information incorporated in the first embodiment. In the following description, for the same configuration as in the first embodiment, the first embodiment is referred to, and the description thereof is omitted.

  FIG. 8 is a block diagram showing the configuration of the operation pen 4 constituting the display system 1 according to the second embodiment of the present invention. The operation pen 4 incorporates an RFID device 40 called a wireless tag. The RFID device 40 stores therein identification information of the operation pen 4, generates a voltage by the received radio wave, and transmits the stored identification information.

  When a user operates the tablet device 2 with the operation pen 4 to instruct data transmission, the tablet device 2 receives a transmission operation of the operation pen 4 with the reception unit 23, and the RFID device via the communication unit 25. RFID wireless data communication is performed for transmitting radio waves to 40 and reading the identification information, and the identification information of the operation pen 4 is acquired. The communication unit 25 transmits the acquired identification information and data specified by the user to the electronic blackboard 3.

  In the electronic blackboard 3, the communication unit 35 receives the identification information and data transmitted by the tablet device 2. The control unit 30 stores the received identification information and data in the temporary storage unit 31 in association with each other. When the user touches an arbitrary position on the display screen of the electronic blackboard 3 with the operation pen 4, the communication unit 35 performs RFID wireless data communication for transmitting radio waves to the RFID device 40 and reading identification information. Thus, the identification information of the operation pen 4 is acquired. The control unit 30 displays data corresponding to the acquired identification information among the data stored in the temporary storage unit 31 at the touch position.

  FIG. 9 is a flowchart showing a processing procedure of transmission processing in the tablet device 2 according to the second embodiment of the present invention. When the user instructs to accept data, this process is started.

  The control unit 20 instructs the screen display unit 24 to display the reception screen according to the user instruction (step S41). The screen display unit 24 displays a reception screen in response to an instruction from the control unit 20.

  When the receiving unit 23 receives data input by the user, the control unit 20 instructs the screen display unit 24 to display the received data (step S42). The screen display unit 24 displays the data received by the receiving unit 23 in response to an instruction from the control unit 20.

  The control unit 20 determines whether or not a tap operation has been performed on the data displayed on the screen display unit 24 (step S43). When it determines with there being no tap operation (step S43: NO), the control part 20 repeats step S43 until there exists tap operation.

  When it determines with tap operation having been performed (step S43: YES), the control part 20 determines whether the frequency | count of tap operation is 2 times (step S44). When it determines with the frequency | count of a tap operation not being 2 times (step S44: NO), the control part 20 complete | finishes a process. When it determines with the frequency | count of a tap operation being 2 times (step S44: YES), the control part 20 memorize | stores the data tapped twice in the temporary storage part 21 (step S45).

  The control unit 20 determines whether data has been dragged to the edge of the display 240 (step S46). When it determines with data having been dragged to the edge of the display 240 (step S46: YES), the control part 20 acquires the identification information of the operation pen 4 (step S47).

  The control unit 20 determines whether or not there is a destination electronic blackboard 3 (step S48). If it is determined that there is the electronic blackboard 3 as the transmission destination (step S48: YES), the control unit 20 instructs the communication unit 25 to transmit the data and the identification information (step S49), and ends the process. The communication unit 25 transmits the data stored in step S45 and the identification information acquired in step S47 to the electronic blackboard 3 in response to an instruction from the control unit 20.

  When it is determined that the data has not been dragged to the edge of the display 240 (step S46: NO), or when it is determined that there is no electronic blackboard 3 as a transmission destination (step S48: NO), the control unit 20 The display unit 24 is instructed to display an error (step S50), and the process is terminated. The screen display unit 24 displays information relating to the error in response to an instruction from the control unit 20.

  FIG. 10 is a flowchart showing a processing procedure of display processing on the electronic blackboard 3 according to the second embodiment of the present invention. When the communication unit 35 receives data and identification information from the tablet device 2, this process is started.

  The control unit 30 stores the received data and identification information in the temporary storage unit 31 in association with each other (step S60). The control unit 30 determines whether or not there has been a touch operation with the pointing tool at an arbitrary position on the display screen of the electronic blackboard 3 (step S61). When determining that there is no touch operation (step S61: NO), the control unit 30 repeats step S61 until there is a touch operation.

  When it is determined that the touch operation has been performed (step S61: YES), the control unit 30 instructs the position detection unit 36 to detect the touch position on the display screen (step S62). The position detection unit 36 detects the coordinates of the touch position in response to an instruction from the control unit 30.

  The control unit 30 acquires the identification information of the operation pen 4 (step S63), and among the data stored in the temporary storage unit 31, the number of data corresponding to the identification information acquired in step S63 is singular. It is determined whether or not there is (step S64). When determining that the number of data is singular (step S64: YES), the control unit 30 instructs the display unit 34 to display the data at the touch position (step S65). The display unit 34 is data corresponding to the identification information acquired in step S63 among the data stored in the temporary storage unit 31 based on the coordinates detected in step S62 according to the instruction of the control unit 30. Is displayed at the touch position.

  When it is determined that the number of data is not singular, that is, the number of data is plural (step S64: NO), the control unit 30 displays all the data corresponding to the acquired identification information radially at the touch position. The display unit 34 is instructed to do so (step S66). Based on the coordinates detected in step S62, the display unit 34 responds to an instruction from the control unit 30 and all the data corresponding to the identification information acquired in step S63 among the data stored in the temporary storage unit 31. Display data radially at the touch location.

  The control unit 30 determines whether or not the operation pen 4 has left the display screen (step S67). When it is determined that the operation pen 4 has left the display screen (step S67: YES), the control unit 30 returns the process to step S61.

  When it is determined that the operation pen 4 is not separated from the display screen (step S67: NO), the control unit 30 determines whether the operation pen 4 has slid on the display screen (step S68). When it is determined that the operation pen 4 does not slide on the display screen (step S68: NO), the control unit 30 returns the process to step S67.

  When it is determined that the operation pen 4 has slid on the display screen (step S68: YES), the control unit 30 instructs the display unit 34 to display the data displayed along the slide direction as selection data. (Step S69), the process is terminated. The display unit 34 displays only the selection data at the touch position based on the coordinates detected in step S62 in response to an instruction from the control unit 30.

    In this way, since the electronic blackboard 3 displays data based on the identification information of the operation pen 4, when there are a plurality of users, the identification information of the operation pens 4, 4,. Thus, when the user touches with the operation pen 4, only the data of the user can be displayed.

  In the second embodiment, in the transmission process in the tablet device 2, the process of acquiring the identification information of the operation pen 4 is performed when the data is dragged to the edge of the display 240. It may be executed before transmitting data and identification information. Further, in the display process on the electronic blackboard 3, the process of acquiring the identification information of the operation pen 4 is performed after the touch position is detected, but may be performed before the touch position is detected. In the second embodiment, the operation pen 4 communicates with the tablet device 2 and the electronic blackboard 3 using the RFID device. However, the present invention is not limited to the RFID device, and other means such as infrared rays are used. The operation pen 4, the tablet device 2, and the electronic blackboard 3 may communicate with each other.

(Embodiment 3)
FIG. 11 is a block diagram showing an internal configuration of the tablet device 5 constituting the display system 1 according to the third embodiment of the present invention.

  The tablet device 5 includes a control unit 50, a temporary storage unit 51, a storage unit 52, a reception unit 53, a screen display unit 54, a communication unit 55, and a position detection unit 56.

  The control unit 50 reads out the tablet device program stored in the storage unit 52 to the temporary storage unit 51 and executes the tablet device 5 of the display system using an arithmetic processing unit such as a CPU or MPU. Operate as a receiving apparatus according to the invention.

  The temporary storage unit 51 uses RAM such as SRAM or DRAM. The temporary storage unit 51 stores the program read as described above, and stores information generated by the processing of the control unit 50.

  As the storage unit 52, a nonvolatile memory such as an EEPROM or a flash memory is used. The storage unit 52 stores in advance programs and data for realizing the functions of the tablet device 5 such as a program for the tablet device and conditions that the control unit 50 refers to during control.

  The receiving unit 53 includes a tablet 530 that is built in a display 540 described later and receives an operation with an pointing tool such as an operation pen or a finger. The accepting unit 53 accepts data including character information and / or graphic information, and operations such as tap, drag, drop, and flick on these data. Note that a pointing device such as a mouse or a keyboard (not shown) is connected to the accepting unit 53, and a signal corresponding to an operation accepted by the pointing device may be input. The reception part 53 comprises the reception means of the reception apparatus of this invention.

  The screen display unit 54 includes a touch panel display 540 using a liquid crystal panel, an organic EL, or the like. In response to an instruction from the control unit 50, the screen display unit 54 displays, on the display 540, for example, a reception screen for receiving data, data received by the reception unit 53, a display screen of the electronic blackboard 3, and images necessary for operation. Etc. are displayed.

  FIG. 12 is a conceptual diagram showing a display screen of the tablet device 5 constituting the display system 1 of Embodiment 3 according to the present invention. On the display 540, a data reception area 541 for receiving data input by the user and a screen display area 542 for displaying a reduced display screen of the electronic blackboard 3 are displayed adjacent to each other. In the screen display area 542, XY coordinates are provided in the same way as the display screen of the electronic blackboard 3, and the XY coordinates of each position of the screen display area 542 coincide with the XY coordinates of each position of the display screen of the corresponding electronic blackboard 3. ing. The user can move the data displayed in the data reception area 541 to the screen display area 542 by a drag and drop operation.

  The position detection unit 56 detects the coordinates of the position of the moved data in the screen display area 542 when the data is moved to the screen display area 542 in response to an instruction from the control unit 50, and sends it to the control unit 50. Notice. The position detection unit 56 constitutes a position detection unit of the reception apparatus of the present invention.

  The communication unit 55 can perform wireless communication with the electronic blackboard 3. The communication unit 55 transmits the data moved to the screen display area 542 and the coordinates of the position detected by the position detection unit 56 to the electronic blackboard 3 according to the instruction to the control unit 50. The communication unit 55 constitutes transmission means of the present invention.

  With reference to FIG. 12, an operation of pasting a tag in the display system 1 according to the third embodiment of the present invention will be described. In the tablet device 5, after the user inputs the data D in the data reception area 541, the user drags the data D displayed in the data reception area 541 to the screen display area 542 and drops it in a desired position in the screen display area 542. To do. In this case, the coordinates of the position of the data D in the screen display area 542 are detected and transmitted to the electronic blackboard 3 together with the data D.

  FIG. 13 is a flowchart showing a processing procedure of transmission processing in the tablet device 5 according to the third embodiment of the present invention. When the user instructs to accept data, this process is started.

  The control unit 50 instructs the screen display unit 54 to display a screen including the data reception area 541 and the screen display area 542 in accordance with a user instruction (step S81). The screen display unit 54 displays a data reception area 541 and a screen display area 542 in accordance with instructions from the control unit 50.

  When the reception unit 53 receives data input by the user, the control unit 50 instructs the screen display unit 54 to display the received data (step S82). The screen display unit 54 displays the received data in response to an instruction from the control unit 50.

  The controller 50 determines whether the data displayed in the data reception area 541 has been moved to the screen display area 542 (step S83). When it is determined that the data displayed in the data reception area 541 has not been moved to the screen display area 542 (step S83: NO), the control unit 50 displays the data displayed in the data reception area 541 as the screen display area. Until it is moved to 542, the process of step S83 is repeated. When it is determined that the data displayed in the data reception area 541 has been moved to the screen display area 542 (step S83: YES), the control unit 50 detects the coordinates of the position of the moved data in the screen display area 542. The position detection unit 56 is instructed to that effect (step S84). The position detection unit 56 detects the coordinates of the position of the moved data in the screen display area 542 in accordance with an instruction from the control unit 50.

  The control unit 50 determines whether or not there is an electronic blackboard 3 as a transmission destination (step S85). If it is determined that there is no electronic blackboard 3 as the transmission destination (step S85: NO), the control unit 50 instructs the screen display unit 54 to display an error (step S86) and ends the process. The screen display unit 54 displays information relating to the error in response to an instruction from the control unit 50.

  If it is determined that there is the electronic blackboard 3 as the transmission destination (step S85: YES), the control unit 50 instructs the communication unit 55 to transmit the data and the coordinates of the position (step S87), and ends the processing. The communication unit 55 transmits data and coordinates to the electronic blackboard 3 in accordance with an instruction from the control unit 50.

  In the electronic blackboard 3, the communication unit 35 receives the data D transmitted by the tablet device 5 and the coordinates of the position, and the control unit 30 displays the data D in the form of a sticky note based on the received coordinates of the position. To display. Thereby, the user can paste the data D on the tablet device 5 side on the electronic blackboard 3 side in real time only by a simple operation of dragging and dropping on the tablet device 5.

  In the above embodiment, the electronic blackboard 3 on which the large display is mounted has been described as the display device. However, the display device is not limited to the electronic blackboard, and may be a portable device on which a small display is mounted, or an arbitrary size. It may be a personal computer equipped with a display.

  A display system (1) according to the present invention includes a receiving device (2, 5) for receiving data and a display device (3) having a display screen and capable of communicating with the receiving device (2, 5). In the system (1), the reception device (2, 5) includes a screen display unit (24, 54) for displaying received data, and data displayed on the screen display unit (24, 54). Transmitting means (25, 55) for transmitting to the display device (3), and the display device (3) includes receiving means (35) for receiving data transmitted by the transmitting means (25, 55). And control means (30) for displaying the data received by the receiving means (35) at a specified position on the display screen.

  In the present invention, the user of the display system can directly paste the data displayed on the screen display unit of the receiving device to an arbitrary position on the display screen of the display device with a simple operation.

  In the display system (1) according to the present invention, the accepting device (2) includes accepting means (23) for accepting an operation for specifying data displayed on the screen display unit (24), and the transmitting means (25) is characterized in that the data specified by the specific operation received by the receiving means (23) is transmitted to the display device (3).

  In the present invention, the user of the display system can paste the data specified on the reception device side on the display device side.

  In the display system (1) according to the present invention, the display device (3) includes a receiving unit (33) for receiving an operation for specifying a position on the display screen, and a specifying operation received by the receiving unit (33). Accordingly, the control means (30) receives the position detected by the position detection means (36), and the reception means (35) receives the position detection means (36) for detecting the designated position. It is characterized in that the processed data is displayed.

  In the present invention, the user of the display system can paste the data on the receiving device side intuitively and naturally at a desired position on the display device side by a simple operation on the display device side.

  The display system (1) according to the present invention comprises one or a plurality of indicating tools (4) for instructing transmission at the receiving device (2) and designation of a position at the display device (3). 30) is characterized in that data transmitted in response to an instruction from the pointing tool (4) is displayed at a position on the display screen designated by the pointing tool (4).

  In the present invention, when there are a plurality of users of the display system, the user can use the pointing tool to paste only the data for which the user has instructed transmission on the display device.

  In the display system (1) according to the present invention, the screen display unit (54) displays the display screen of the display device (3), and the reception device (5) receives received data. Accepting means (53) for accepting an operation for moving to the display screen displayed on the screen display section (54), and the screen display of the data moved according to the moving operation accepted by the accepting means (53) Position detecting means (56) for detecting the position on the display screen displayed on the part (54), and the transmitting means (55) is detected by the moved data and the position detecting means (56). The information relating to the position is transmitted to the display device (3), and the receiving means (35) is adapted to receive the data and the information relating to the position transmitted by the transmitting means (55). , The control means ( 0) is characterized in that said receiving means (35) based on the information related to the received position, the receiving means (35) are so as to display the received data.

  In the present invention, the user of the display system can paste the data on the reception device side on the display device side in real time only by a simple operation on the reception device side.

  The embodiment disclosed this time is to be considered as illustrative in all points and not restrictive. The scope of the present invention is defined by the terms of the claims, rather than the meanings described above, and is intended to include any modifications within the scope and meaning equivalent to the terms of the claims.

DESCRIPTION OF SYMBOLS 1 Display system 2, 5 Tablet apparatus 3 Electronic blackboard 20, 30, 50 Control part 23, 33, 53 Reception part 24, 54 Screen display part 34 Display part 25, 35, 55 Communication part 36, 56 Position detection part 4 For operation pen

Claims (5)

A display system comprising a receiving device for receiving data and a display device having a display screen and capable of communicating with the receiving device,
The accepting device is:
A screen display for displaying the received data;
Transmission means for transmitting data displayed on the screen display unit to the display device,
The display device
Receiving means for receiving data transmitted by the transmitting means;
Control means for displaying data received by the receiving means at a specified position on the display screen. The accepting device includes accepting means for accepting an operation for specifying data displayed on the screen display unit,
The display system according to claim 1, wherein the transmission unit transmits data specified by the specific operation received by the reception unit to the display device. The display device
Receiving means for receiving an operation for designating a position on the display screen;
Position detecting means for detecting a specified position in response to a specifying operation received by the receiving means, and
The display system according to claim 1, wherein the control unit displays data received by the reception unit at a position detected by the position detection unit. One or more indicating tools for instructing transmission on the reception device and designation of a position on the display device,
The display according to claim 3, wherein the control means displays data transmitted in response to an instruction of the pointing tool at a position on the display screen designated by the pointing tool. system. The screen display unit is configured to display the display screen of the display device;
The accepting device is:
Accepting means for accepting an operation of moving the accepted data to the display screen displayed on the screen display unit;
Position detecting means for detecting the position of the moved data on the display screen displayed on the screen display unit according to the moving operation received by the receiving means;
The transmission means is configured to transmit information relating to the moved data and the position detected by the position detection means to the display device,
The receiving means is adapted to receive information relating to data and position transmitted by the transmitting means;
The display system according to claim 1, wherein the control unit is configured to display data received by the receiving unit based on information related to a position received by the receiving unit.

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