JP2009187500A - Electronic conference device and electronic conference system - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide an electronic conference device enabling a user to browse reception image data received in advance from another specific device while linked with the other specific device and to freely browse desired reception image data by releasing linkage with the other specified device. <P>SOLUTION: A control means 2 for controlling a displaying means 3 on the basis of an instruction inputted from an inputting means 4 has a linkage control part 2a and a linkage control releasing part 2b. The linkage control part 2a performs linkage control of the displaying means 3 so as to link the reception image data displayed by the displaying means 3 with image data displayed in another specific electronic conference device. The linkage control releasing part 2b releases the linkage control part 2a from performing linkage control of the displaying means 3 and can display the displaying means 3 over the whole reception image data. <P>COPYRIGHT: (C)2009,JPO&INPIT

Description

  The present invention relates to an electronic conference apparatus having communication means for performing data communication and an electronic conference system using the same.

  Many electronic conference systems that can improve the efficiency of conferences have been proposed. For example, an information processing device disclosed in Patent Literature 1 includes a communication unit that performs data communication with another specific information processing device, and a display unit that displays received image data received in advance from the other specific information processing device. The received image data displayed by the display means is linked to the image data displayed on another specific information processing apparatus. Such an information processing device disclosed in Patent Document 1 is a device for a participant used by a conference participant when used as an electronic conference system, and another specific information processing device is used by a conference presenter. The presenter device to be used. The presenter of the conference proceeds with the conference by displaying image data as conference material on the display means of the presenter device. Since the received image data displayed on the display means of the participant device is linked to the image data displayed on the display means of the presenter device, the display means of the presenter device is also used as the display means of the participant device. The image data displayed on the display means is displayed in real time, and the participants of the conference can discuss while viewing the received image data displayed on the display means of the participant device.

  Thus, when using the information processing device disclosed in Patent Document 1 as an electronic conference system, participants in the conference need not operate each time according to the image data displayed on the presenter device. The image data corresponding to the place can be browsed.

JP-A-4-160462

  However, in the information processing apparatus disclosed in Patent Document 1, since the received image data displayed by the display unit is linked to the image data displayed on another specific information processing apparatus, Of the image data, data other than the received image data corresponding to the image data displayed on another specific information processing apparatus cannot be browsed freely.

  Accordingly, an object of the present invention is to allow reception image data received in advance from another specific device to be browsed in a state linked to the other specific device, and to cancel being linked to the other specific device. Thus, it is an object of the present invention to provide an electronic conference apparatus that can freely browse desired received image data and an electronic conference system using the same.

The present invention includes communication means for performing data communication with an electronic conference apparatus, storage means for storing received image data received in advance from another specific electronic conference apparatus, and display means for displaying the received image data. The electronic conference device configured to link the received image data displayed by the display means with the image data displayed on another specific electronic conference device,
Input means for inputting an instruction regarding received image data to be displayed on the display means;
Control means for controlling the display means based on an instruction input from the input means,
The control means includes
An interlock control unit for interlocking control of the display means so that the received image data displayed by the display means is interlocked with image data displayed on another specific electronic conference device;
An electronic conferencing apparatus comprising: an interlocking control canceling unit that cancels interlocking control of the display unit by the interlocking control unit and enables the display unit to display the entire received image data.

According to the present invention, the storage unit includes a registration storage unit that pre-registers and stores image data displayed on the display unit, which is controlled in an interlocked manner by the interlock control unit, in the received image data. ,
When the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus, the interlock control unit controls the display unit in conjunction.

  Further, the present invention is characterized in that the registration storage unit can register and store a plurality of registered image data as individual data.

  Further, the present invention is characterized in that the registration storage unit can register and store a plurality of registered image data as continuous data associated with each other.

In the present invention, the received image data is composed of a plurality of pages, and the image data is arranged in a predetermined order.
When the interlock control release unit is releasing the interlock control of the display means by the interlock control unit,
Among the received image data, the registration image data stored in advance by the registration storage unit is calculated information that is information related to the number of pages until the interlock control unit controls the display and displays it on the display unit. According to the image data displayed on the electronic conference device, it has an arithmetic processing means for calculating and calculating,
The display means performs a countdown display based on the calculation information calculated by the calculation processing means.

In the present invention, when the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus, and the interlock control unit controls the display unit in an interlocked manner,
The interlock control release unit is configured not to release the interlock control unit from interlocking control of the display unit until a predetermined time elapses after the interlock control is started by the interlock control unit. And

In the present invention, when the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus, and the interlock control unit controls the display unit in an interlocked manner,
The interlock control release unit is configured to enable the interlock control unit to cancel the interlock control of the display unit after a predetermined time has elapsed since the interlock control was started by the interlock control unit. It is characterized by being.

  Further, the present invention is characterized in that the display means has a related data display unit for displaying related data registered in association with the received image data when displaying the received image data.

Further, in the present invention, when the interlock control release unit cancels the interlocking control of the display means by the interlock control unit,
It has a reduced display means for reducing and displaying image data linked to image data displayed on another specific electronic conference apparatus.

In the present invention, the storage means includes a bookmark storage unit that stores the specific received image data with a bookmark when the display of the specific received image data is stopped halfway.
The display means displays image data on the basis of bookmarked image data, which is specific received image data stored with the bookmark storage unit assigned with a bookmark, based on an instruction input to the input means. It is comprised so that it may be comprised.

  The present invention is also characterized in that a host device that transmits information and a receiving device that is the electronic conferencing device and receives information transmitted from the host device are connected via a communication means so that data communication is possible. It is an electronic conference system.

In the present invention, when the image data displayed by the display unit of the receiving device is forcibly linked to the image data displayed on the host device,
The host device transmits a forced interlocking instruction signal capable of specifying image data to be forcibly interlocked to the receiving device via a communication unit,
In the receiving device that has received the forced interlocking instruction signal, when image data to be forcibly interlocked is displayed on the host device, the interlock control unit displays the image data displayed by the display unit on the host device. The display means is controlled to be interlocked with each other.

Further, the present invention provides a receiving apparatus that has received the forced interlocking instruction signal,
The display means is configured to display a notification indicating that the image data to be forcibly linked is displayed on the host device,
The interlock control unit controls the display means so that the image data displayed by the display means is interlocked with the image data displayed on the host device after a predetermined time has elapsed since the display means displayed the notification. Features.

In the present invention, the host device may
An instruction input means for inputting an instruction regarding correction of image data;
Data replacement means for replacing the corrected image data arbitrarily corrected based on the instruction input from the instruction input means among the image data composed of a plurality of pages, with image data before correction,
When the data replacement unit replaces the corrected image data,
The host device transmits the corrected image data to the receiving device via a communication unit;
The receiving device that has received the corrected image data is configured to store the corrected image data received by the storage unit and to display the corrected image data stored in the storage unit on the display unit. To do.

  Further, the present invention is characterized in that the receiving device comprises received data replacement means for replacing the corrected image data stored in the storage means with image data before correction.

  In the present invention, the data replacement unit included in the host device may include only the replacement specified area that is input from the instruction input unit and specified in advance in the corrected image data. It is characterized in that it is replaced with an area corresponding to the replacement designation area.

  Further, the present invention is characterized in that the host device transmits the forced interlocking instruction signal to the receiving device via a communication unit when the data replacement unit replaces the corrected image data.

  Further, the present invention is characterized in that the instruction input means provided in the host device is a touch pen connected to the host device.

  According to the present invention, the storage means stores the received image data received in advance from another specific electronic conference apparatus via the communication means. And the control means which controls a display means based on the instruction | indication input from an input means has an interlocking control part and an interlocking control cancellation | release part. The interlock control unit controls the display means so that the received image data displayed by the display means is interlocked with the image data displayed on another specific electronic conference apparatus. Then, the interlock control canceling unit cancels the interlocking control unit from controlling the display unit so that the display unit can display the entire received image data. Therefore, the user of the device can browse the received image data in a state linked to another specific electronic conference device by inputting an instruction to the input means, and can also access the other specific electronic conference device. By canceling the interlocking, the desired received image data can be browsed freely.

  According to the invention, when the registered image data registered and stored in advance by the registration storage unit included in the storage unit is displayed on another specific electronic conference apparatus, the interlock control unit controls the display unit in conjunction. . Therefore, among the received image data, image data to be displayed in conjunction with image data displayed on another specific electronic conference apparatus can be registered in advance.

  According to the present invention, the registration storage unit included in the storage unit registers and stores a plurality of registered image data as individual data. Therefore, when the registered image data is displayed in conjunction with the image data displayed on another specific electronic conference apparatus, a plurality of registered image data can be registered in advance as individual data.

  Further, according to the present invention, the registration storage unit included in the storage unit registers and stores a plurality of registered image data as continuous image data associated with each other. Therefore, when the registered image data is displayed in conjunction with the image data displayed on another specific electronic conference apparatus, a plurality of registered image data can be registered in advance as associated continuous data.

  According to the present invention, the received image data is image data composed of a plurality of pages and arranged in a predetermined order. When the interlock control is released, the arithmetic processing means displays information on the number of pages until the interlock control unit controls the display means to display the registered image data on other display devices. The calculation is performed according to the image data. The display means counts down based on the calculation information calculated by the calculation processing means. Therefore, the user of the apparatus can recognize the number of pages until the image data displayed on the display unit is displayed in conjunction with the display.

  Further, according to the present invention, when the registered image data stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus and the interlock control unit controls the display unit in conjunction, the interlock control release unit The interlock control unit is configured not to cancel the interlock control of the display unit until a predetermined time has elapsed after the interlock control is started by the interlock control unit. Therefore, it is possible to prevent the display unit from being interlocked and controlled by the interlock control unit before the predetermined time elapses.

  Further, according to the present invention, when the registered image data stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus and the interlock control unit controls the display unit in conjunction, the interlock control release unit The interlock control unit is configured to be able to cancel the interlock control of the display means after a predetermined time has elapsed since the interlock control unit started the interlock control. Therefore, after the predetermined time has elapsed, the interlock control unit can cancel the interlocking control of the display means.

  According to the invention, the display means has a related data display unit for displaying related data registered in association with the received image data when the received image data is displayed. Therefore, the user of the apparatus can check related data related to the received image data displayed on the related data display unit while browsing the received image data displayed on the display means.

  Further, according to the present invention, the display means outputs image data to be displayed on another specific electronic conference device when the interlock control release section cancels the interlock control control of the display means by the interlock control section. There is a reduced display means for reducing the linked image data for display. Therefore, the user of the apparatus can check the image data displayed on the reduced display means in conjunction with another specific electronic conference apparatus while freely browsing the desired received image data when the interlock control is canceled. it can.

  According to the present invention, the bookmark storage unit included in the storage unit stores the specific received image data with a bookmark when the display of the specific received image data is stopped halfway. Then, the display means displays the image data based on the bookmark imparted image data that is the specific received image data stored with the bookmark given by the bookmark storage unit based on the instruction input to the input means. Therefore, even when the display of specific received image data is stopped halfway, the specific received image data can be displayed again.

  According to the invention, in the electronic conference system, the host device that transmits information and the receiving device that is the electronic conference device and receives the information transmitted from the host device can perform data communication via the communication unit. Connected. In this electronic conference system, on the basis of an instruction input from the input unit of the receiving device, image data linked to the image data displayed on the host device can be displayed on the receiving device and displayed on the host device. Desired image data other than the image data to be displayed can be displayed on the receiving device.

  According to the present invention, when the image data displayed by the display unit of the receiving device is forcibly linked to the image data displayed on the host device, the host device can specify the image data to be forcibly linked. A forced interlocking instruction signal is transmitted to the receiving device via the communication means. Then, in the receiving device that has received the forced interlocking instruction signal, when image data to be forcibly interlocked is displayed on the host device, the interlock control unit displays the image data displayed by the display means on the host device. The display means is interlocked and controlled so as to be interlocked with. Therefore, the image data displayed by the display unit of the receiving device can be forcibly linked to the image data displayed on the host device.

  According to the present invention, in the receiving device that has received the forced interlocking instruction signal, the display means displays a notification indicating that the image data to be forcibly interlocked is displayed on the host device. Then, the interlock control unit of the receiving apparatus interlocks the display means so that the image data displayed by the display means is synchronized with the image data displayed on the host device after a predetermined time has elapsed since the display means displayed the notification. Control. Therefore, the image data displayed by the display unit of the receiving device can be forcibly linked to the image data displayed on the host device after a predetermined time has elapsed after the notification display.

  According to the invention, the host device further includes data replacement means for replacing the corrected image data arbitrarily corrected based on an instruction input from the instruction input means with the image data before correction. For example, when a system user finds a typographical error or a description of an incorrect content on a specific page of image data consisting of a plurality of pages, and corrects it arbitrarily to create corrected image data, data replacement means Is replaced with the corrected image data based on the instruction input from the instruction input means. Then, the host device transmits the corrected image data to the receiving device via the communication unit. The receiving device that has received the corrected image data is configured to store the corrected image data received by the storage unit and display the corrected image data stored in the storage unit on the display unit. As a result, the user who operates the receiving apparatus can read the corrected image data created in the host apparatus from the storage means and display it on the display means for browsing.

  According to the invention, the receiving device further includes received data replacement means for replacing the corrected image data stored in the storage means with the image data before correction. As a result, the user who operates the receiving apparatus can freely browse the corrected image data replaced by the received data replacing unit.

  Further, according to the present invention, the data replacement means included in the host device replaces only the replacement specified area that is input from the instruction input means and specified in advance in the corrected image data. Replace with the area corresponding to the specified area. Thus, since the data replacement means replaces only the replacement designated area, the image data can be replaced efficiently.

  According to the present invention, the host device transmits a forced interlocking instruction signal to the receiving device via the communication unit when the data replacement unit replaces the corrected image data. As a result, the corrected image data that has been arbitrarily corrected in the host device can be forcibly displayed on the display means of all receiving devices connected via the communication means.

  According to the invention, the instruction input means provided in the host device is a touch pen connected to the host device. A user who operates the host device can input an instruction regarding correction of image data using a touch pen.

  FIG. 1 is a diagram showing an overall configuration of an electronic conference system 100 according to the first embodiment of the present invention. The electronic conference system 100 is a system used when a plurality of attendees hold a conference or the like. The electronic conference system 100 includes an electronic conference device (hereinafter referred to as “host device”) 50 used by a conference presenter and a plurality of electronic conference devices (hereinafter referred to as “reception devices”) 10 to 19 used by conference participants. Are connected via a network 101 so that data communication is possible. The receiving apparatuses 10 to 19 are configured in the same manner. In the following description, the plurality of receiving apparatuses 10 to 19 are collectively referred to as the receiving apparatus 10. The network 101 is, for example, a LAN (Local Area Network) configured by Ethernet (registered trademark). The electronic conference system 100 is configured such that the system can be used when an operation signal for continuing data communication is transmitted from the host device 50 to the receiving device 10.

  When a conference is performed using the electronic conference system 100, a conference presenter proceeds with the conference by displaying image data as conference material on the display unit of the host device 50. At this time, the image data displayed on the display unit of the host device 50 is transmitted in advance to the receiving device 10 via the network 101. The display unit of the receiving device 10 is image data transmitted from the host device 50 and can display received image data received in advance. As for the received image data displayed on the receiving device 10, data corresponding to the image data displayed on the display means of the host device 50 is stored in advance in the USB memory 20 as an external memory, and the USB You may make it read from the memory 20. FIG. In the present embodiment, the receiving device 10 is configured to read received image data from the USB memory 20. For example, in FIG. 1, among the receiving devices 10 to 19, the display means of the receiving devices 10, 11, 12, 14, 16, 17, 19 to which the USB memory 20 is connected is displayed on the display means of the host device 50. Received image data corresponding to the image data to be displayed is displayed. Here, the image data is data composed of document data created by a CAD (Computer Aided Design) drawing or various word processor software, and is composed of a plurality of pages and arranged in a predetermined order.

  FIG. 2 is a block diagram illustrating a configuration of the receiving device 10 in the electronic conference system 100. FIG. 3 is a diagram illustrating an example of the configuration of the display 7 included in the receiving device 10. The receiving device 10 includes a communication unit 1, a control unit 2, a storage unit 5, an arithmetic processing unit 6, and a display 7. The display 7 includes a display unit 3, an input unit 4, A reduced display means 8 is arranged. The communication means 1 is an interface for connecting to the network 101 and is realized by, for example, a modem or a LAN card.

The storage means 5 is means for storing received image data read from the USB memory 20. The storage unit 5 is image data previously transmitted from the host device 50 via the network 101, and may be configured to store image data received in advance via the communication unit 1 as received image data. . Examples of the storage means 5 include a read only memory (ROM), a random access memory (RAM), and a hard disk drive (HDD). The display 7 is a liquid crystal display (Liquid Crystal).
Display (abbreviated LCD), plasma display (Plasma Display Panel, abbreviated PDP), surface electron emission type field emission display (Surface conduction Electron)
Flat panel displays such as emitter display (SED)
Display, abbreviated as FPD), which is an LCD in this embodiment.

  The input unit 4 disposed on the display 7 is a unit for inputting an instruction regarding received image data displayed on the display unit 3 described later, and is, for example, a touch panel. The input unit 4 is integrally formed so as to cover the data display surface 30 of the display unit 3, and has a data input surface 40 for inputting instructions for received image data to be displayed on the data display surface 30. The data input surface 40 is composed of a transparent transmissive member made of glass or the like. In the input unit 4, an instruction for received image data is input by performing a pressing operation or a writing operation on the data input surface 40 with a tip of a touch pen as an operation member. In the present embodiment, as shown in FIG. 3, instruction buttons 41 to 49 are arranged on the data input surface 40 and serve as buttons for inputting instructions by conference participants. A participant in the conference can input an instruction for received image data to be displayed on the data display surface 30 by pressing an instruction button with a touch pen.

  The interlock button 41 is an instruction button for inputting an interlock instruction when the received image data to be displayed on the data display surface 30 is interlocked with the image data displayed on the host device 50. The link release button 42 is an instruction button for inputting a link release instruction when the received image data to be displayed on the data display surface 30 is released from being linked to the image data displayed on the host device 50. In the present embodiment, either the interlock button 41 or the interlock release button 42 is pressed, and the control means 2 controls the display means 3 to display the received image data on the display means 3. Of the interlock button 41 or the interlock release button 42, the color of the pressed button is reversed and selected.

  The instruction buttons 43 to 49 are instruction buttons that can be operated only when the interlock release button 42 is pressed and the interlock is released. The interlock input button 43 and the interlock page number input button 48 are used when, for example, pre-registering received image data to be interlocked with image data displayed on the host device 50 among the received image data stored in the storage unit 5. This is an instruction button for inputting a page number of received image data to be registered. The registration button 44 is an instruction button for inputting a linked image registration instruction when the received image data to be linked with the image data displayed on the host device 50 is registered in advance by the linked input button 43. The delete button 45 is an instruction button for inputting a linked image registration deletion instruction when canceling registration of the registered image data registered by the registration button 44. If there is no registered image data registered, the delete button 45 is grayed out and cannot be operated. The linked registration confirmation button 46 is an instruction button used when confirming the page number of the registered image data registered by the registration button 44. When there is one registered image data registered, the linked registration confirmation button 46 is grayed out and cannot be operated.

  The bookmark button 47 is used to add a bookmark to specific image data and store the stored image in the storage unit 5. When the bookmark-added image data to which a bookmark is added is displayed on the data display surface 30, an added image display is displayed. An instruction button for inputting an instruction. The data advance button 49 is displayed on the data display surface 30 when the received image data to be displayed on the data display surface 30 is released from being interlocked with the image data displayed on the host device 50 by the interlock release button 42. This is an instruction button for inputting a data sending instruction when sequentially receiving received image data to be displayed.

  The control unit 2 controls the display unit 3 to be described later based on an instruction input from the input unit 4, and is realized by, for example, a programmable controller. The control means 2 includes an interlock control unit 2a and an interlock control release unit 2b. When the interlock button 41 is pressed and an interlock instruction is input, the interlock control unit 2 a displays the received image data displayed on the display unit 3 in conjunction with the image data displayed on the host device 50. Are linked and controlled. In addition, the interlock control release unit 2b releases the interlock control unit 2a from performing the interlock control on the display unit 3 when the interlock release button 42 is pressed and the interlock release instruction is input. Therefore, the conference participant can view the received image data in real time in a state linked to the image data displayed on the host device 50 used by the conference presenter by pressing the interlock button 41. Can do. In addition, the conference participant can release the link by pressing the link release button 42, and presses the data feed button 49 for the desired received image data among the received image data stored in the storage unit 5. And can browse freely.

  In addition, the storage unit 5 described above includes a registration storage unit 5a and a bookmark storage unit 5b. When the registration button 44 is pressed and a linked image registration instruction is input, the registration storage unit 5a registers and stores the received image data that is controlled by the linkage control unit 2a and displayed on the display unit 3 in advance. When the delete button 45 is pressed and a linked image registration deletion instruction is input, the registration storage unit 5a cancels registration of registered image data that is received and stored in advance.

  Further, the registration storage unit 5a receives the page number of the desired received image data when the interlocking page number input button 48 is pressed, and when the registration button 44 is pressed and the interlocking image registration instruction is repeatedly input a plurality of times. A plurality of received image data are registered and stored as individual data. In the registration storage unit 5a, for example, “5” and “8” are input from the interlocking page number input button 48 with a predetermined time interval, and the registration button 44 is pressed to input the interlocking image registration instruction. Then, a plurality of received image data of 5 to 8 pages are registered and stored as continuous data. As described above, when the registered image data registered and stored in advance by the registration storage unit 5a is displayed on the host device 50, the interlock control unit 2a controls the display unit 3 described later in conjunction.

  At this time, the interlock control unit 2a may be configured to display a message indicating that the display means 3 is interlocked, and it is possible to select whether to display the message and start the interlock control. May be configured. For example, when the registered image data registered and stored in advance by the registration storage unit 5a is displayed on the host device 50, messages “Yes” and “No” are displayed, and whether or not this message is the start of interlock control. It is configured to be a selectable instruction input button. When “Yes” is selected, the interlock control unit 2a controls the display unit 3 in an interlocked manner. When “No” is selected, the interlock control canceling unit 2b cancels the interlock control. Thereby, a participant in the conference using the receiving device 10 confirms the message, presses the bookmark button 47 described above, and gives an instruction to add a bookmark to the received image data displayed on the display means 3 at that time. After inputting, “Yes” can be selected to cause the interlock control unit 2a to perform interlock control.

  In addition, when the interlock control unit 2a performs interlock control of the display unit 3 with respect to the registered image data stored in advance by the registration storage unit 5a, the interlock control release unit 2b starts after the interlock control is started by the interlock control unit 2a. The interlock control unit 2a may be configured not to cancel the interlock control of the display unit 3 until a predetermined time has elapsed, and the interlock control unit 2a cancels the interlock control of the display unit 3 after the predetermined time has elapsed. It may be configured to be able to.

  When the bookmark button 47 is pressed and a bookmark giving instruction is input, the bookmark storage unit 5b gives a bookmark to specific received image data and stores it. As described above, the bookmarked image data that has been bookmarked and stored by the bookmark storage unit 5b is displayed by the display unit 3 when the bookmark button 47 is pressed again and an added image display instruction is input. Therefore, even when the display of bookmarked image data provided with a bookmark is stopped halfway, the image data can be displayed again.

  When the interlock control is released, the arithmetic processing means 6 interlocks the display means 3 described later with the interlock control section 2a to control the display means 3 and displays the calculation information, which is information related to the number of pages until the registered image data is displayed on the display means 3, The calculation is performed according to the image data displayed on the device 50. For example, among the received image data composed of a plurality of pages, received image data of 5 to 8 pages is stored as registered image data by the registration storage unit 5a, and the second page is displayed on the display means of the host device 50. If there is, the calculation processing means 6 calculates calculation information whose remaining pages are “3” until the display means 3 is controlled in conjunction. In this way, the calculation information calculated by the calculation processing unit 6 is displayed in a countdown manner by the display unit 3. Thereby, the participant of the meeting using the receiving device 10 can confirm the number of pages until the received image data displayed on the display unit 3 is displayed in conjunction with the received image data.

  The display means 3 arranged on the display 7 is means for displaying received image data. The display means 3 has a data display surface 30. In the present embodiment, the data display surface 30 is a liquid crystal panel, and a display surface that displays received image data that is a liquid crystal cell in which a liquid crystal material is sealed between a glass substrate on which a thin film transistor circuit and a color filter are formed. Become.

  On the data display surface 30, an image data display unit 30a, a countdown display unit 30b, a related data display unit 30c, and a notification display unit 30d are arranged.

  The image data display section 30a is an area for displaying received image data when the interlock control section 2a controls the display means 3 and when the interlock control release section 2b releases the display means 3. It is. The countdown display unit 30b is an area for displaying the calculation information calculated by the calculation processing means 6 in a countdown manner. The related data display unit 30c is an area for displaying related data registered in association with the received image data displayed on the image data display unit 30a. Here, the related data is data that supplementally explains the received image data displayed on the image data display unit 30a. For example, the related data is an explanatory document or drawing data that explains the characters of the received image data composed of a document, It is a graph. When the related data display unit 30c displays the related data, a participant in the conference using the receiving device 10 displays the received image data displayed on the image data display unit 30a while displaying it on the related data display unit 30c. Related data can be confirmed.

  The notification display unit 30d displays a notification when a forced interlocking instruction signal, which will be described later, is transmitted from the host device 50 via the network 101 and image data that is forcibly interlocked is displayed on the host device 50. As described above, the interlock control unit 2a controls the display unit 3 in conjunction with a predetermined time after the notification display unit 30d displays the notification. For example, when image data that is forcibly linked is displayed on the host device 50, the notification display unit 30d displays a message such as “Jump to linked page after 5 seconds”. In this case, 5 seconds after the notification display unit 30d displays the message, the interlock control unit 2a controls the display unit 3 in conjunction. Thereby, the participant of the conference using the receiving device 10 presses the bookmark button 47 described above until the predetermined time elapses after confirming the notification display, and displays it on the display means 3 at that time. It is possible to input an instruction to add a bookmark to the received image data. Further, the notification display unit 30d may be configured to display a page number of image data that is forcibly linked. Thus, the conference participant can recognize the page number of the image data that is forcibly linked among the image data composed of a plurality of pages.

  The reduced display means 8 arranged on the display 7 reduces and displays the image data linked to the image data displayed on the host device 50 when the interlock control release unit 2b releases the interlock control of the display means 3. The thumbnail display means. As a result, the participants of the conference using the receiving device 10 can view the image data displayed on the reduced display unit 8 in conjunction with the host device 50 while freely browsing the desired received image data when the interlock control is canceled. Can be confirmed. Further, the data display surface 80 of the reduced display means 8 is grayed out when the display means 3 is controlled to be interlocked.

  FIG. 4 is a diagram illustrating an example of the data display surface 60 of the display unit and the data input surface 70 of the input unit included in the host device 50 in the electronic conference system 100. As described above, the host device 50 is connected to the receiving device 10 via the network 101 so that data communication is possible, and is an electronic conference device used by a conference presenter. The host device 50 includes display means for displaying image data and input means for inputting an instruction to the receiving device 10. As shown in FIG. 4, the display unit of the host device 50 has a data display surface 60. The data display surface 60 includes an image data display unit 61, a related data display unit 62, and an interlocking status display unit 63. Is arranged. The image data display unit 61 is configured in the same manner as the image data display unit 30a included in the receiving device 10 described above. The image data displayed on the image data display unit 61 is a target of interlocking and unlocking in the receiving device 10. The related data display unit 62 is configured in the same manner as the related data display unit 30c included in the receiving device 10 described above. The interlocking status display unit 63 displays the status of whether or not the interlocking control unit of each receiving apparatus connected via the network 101 is performing interlocking control. For example, among 1 to N receiving apparatuses connected via the network 101, a color such as red is displayed corresponding to a receiving apparatus that is not linked and controlled.

  Further, as shown in FIG. 4, the input means of the host device 50 has a data input surface 70. On the data input surface 70, instruction buttons 71 to 78 that are buttons for inputting instructions by a conference presenter are provided. Has been placed. The presenter of the conference can input an instruction to the receiving device 10 by pressing the instruction button with a touch pen.

  The forced interlock button 71 is an instruction button for inputting a forced interlock instruction when the received image data to be displayed on the receiving device 10 is forcibly interlocked with the image data displayed on the host device 50. When the forced interlocking button 71 is pressed and a forced interlocking instruction is input, the host device 50 transmits a forced interlocking instruction signal that can specify image data to be forcibly interlocked to the receiving apparatus 10 via the network 101. . In the receiving device 10 that has received the forced interlocking instruction signal, the registration storage unit 5a registers and stores received image data corresponding to the image data that is forcibly interlocked. When image data that is forcibly linked is displayed on the host device 50, the linkage control unit 2 a causes the received image data displayed by the display unit 3 to be linked to the image data displayed on the host device 50. The display means 3 is controlled in conjunction. As a result, image data that the presenter of the conference wants to view by all means can be forcibly displayed on the receiving device 10 used by the participant.

  The forced interlocking input button 72 and the forced interlocking page number input button 76 are instruction buttons for inputting, for example, a page number of image data to be registered when image data desired to be forcibly interlocked is registered in advance. The compulsory registration button 73 is an instruction button for inputting a compulsory interlocking image registration instruction when image data to be forcibly interlocked is registered in advance by the forcible interlock input button 72. The forced deletion button 74 is an instruction button for inputting a forced interlocking image registration deletion instruction when canceling the registration for forced interlocking of the image data registered by the forced registration button 73. When this forced deletion button 74 is pressed and a forced interlocking image registration deletion instruction is input, the forced interlocking is released. Further, when image data other than the image data registered for forced linkage is displayed on the display means of the host device 50, the forced linkage is released, and the receiver 10 can perform the linkage release operation. . The forced interlocking registration confirmation button 75 is an instruction button used when confirming the page number or the like of the image data registered by the forced registration button 73. The bookmark button 77 is configured in the same manner as the above-described bookmark button 47 of the receiving device 10. The data advance button 78 is an instruction button used when image data displayed on the image data display unit 61 is sequentially sent.

  FIG. 5 is a flowchart showing operations of the receiving device 10 and the host device 50 in the electronic conference system 100. FIG. 5A is a flowchart showing the operation of the host device 50, and FIG. 5B is a flowchart showing the operation of the receiving device 10. In the electronic conference system 100, an operation signal for starting data communication is transmitted from the host device 50 to the receiving device 10, and the operation of each device is started. At this time, desired image data used for the conference is displayed on the image data display unit 61 of the host device 50. In the image data display unit 30a of the receiving device 10, the received image data stored in advance in the USB memory 20 is read and displayed, which is data corresponding to the image data displayed on the host device 50. . First, in step s1, the host device 50 determines whether or not a forced interlocking instruction has been input. When determining that an instruction has been input, the host apparatus 50 proceeds to step s2. At this time, the forced interlocking instruction is input by pressing a forced interlocking button 71 arranged on the data input surface 70. In step s <b> 2, the host device 50 transmits a forced interlocking instruction signal to the receiving device 10 via the network 101.

  In step a1, the receiving device 10 determines whether or not the forced interlocking instruction signal transmitted from the host device 50 has been received. If it is determined that the forced interlocking instruction signal has been received, the process proceeds to step a2, and if it is determined that it has not been received, the process proceeds to step a4. In step a2, the interlock control unit 2a of the receiving device 10 controls the display unit 3 in an interlocking manner. At this time, the image data display unit 30a of the display unit 3 displays image data linked to the image data displayed on the host device 50, and the related data display unit 30c displays related data. In step a3, the receiving apparatus 10 determines whether or not forced interlocking has been released. At this time, when the forced interlocked image registration deletion instruction is input in the host device 50, the forced interlock is released. If it is determined in step a3 that the forced interlock has been released, the process proceeds to step a4. In step a4, the receiving apparatus 10 determines whether or not an interlock release instruction has been input. At this time, the interlock release instruction is input when the interlock release button 42 is pressed. If it is determined that the interlock release instruction has been input, the process proceeds to step a5. If it is determined that the interlock release instruction has not been input, the process proceeds to step a11.

  Next, in step a5, the interlock control canceling unit 2b of the receiving device 10 cancels the interlock control. Thereby, the participant of the meeting using the receiving apparatus 10 can browse desired image data freely. Next, in step a6, the receiving apparatus 10 determines whether or not a linked image registration instruction has been input. At this time, the interlocking image registration instruction is input when the registration button 44 is pressed. If it is determined that the linked image registration instruction has been input, the process proceeds to step a7. In step a7, the registration storage unit 5a of the receiving device 10 registers and stores image data in advance based on the interlocked image registration instruction. At this time, the calculation processing means 6 calculates calculation information regarding the number of pages until the display means 3 displays the image data stored in the registration storage unit 5 a according to the image data displayed on the host device 50. To calculate. And the countdown display part 30b of the display means 3 counts down the calculation information calculated by the calculation processing means 6. Next, in step a8, when the image data stored in the registration storage unit 5a is displayed on the host device 50, the interlock control unit 2a of the receiving device 10 controls the display unit 3 in an interlocked manner. Thereby, the image data display unit 30a of the display means 3 is image data displayed on the host device 50, and displays the image data stored in advance by the registration storage unit 5a.

  If it is determined in step a6 that the interlocked image registration instruction has not been input, the process proceeds to step a9. In step a9, the receiving apparatus 10 determines whether or not a data transmission instruction has been input. At this time, the data feed instruction is input when the data feed button 49 is pressed. If it is determined that the data sending instruction has been input, the process proceeds to step a10. In step a10, the image data display unit 30a of the display means 3 sequentially sends and displays the image data based on the data sending instruction. At this time, the related data display unit 30c displays related data related to the image data displayed on the image data display unit 30a, and the reduction display unit 8 reduces and displays the image data displayed on the host device 50. To do. In this manner, participants in the conference using the receiving device 10 can freely view desired image data other than the image data displayed on the host device 50 by pressing the data advance button 49. .

  In the host device 50, when the conference presenter determines in step s3 that the conference is to be terminated, the transmission of the operation signal from the host device 50 is terminated. At this time, the receiving device 10 determines whether or not the transmission of the operation signal from the host device 50 is terminated in step a11. If it is determined that the transmission of the operation signal has not been completed, the process returns to step a1 and the operation of the receiving apparatus 10 is continued. Further, when it is determined that the transmission of the operation signal is finished, the operation of the receiving device 10 is finished.

  FIG. 6 is a diagram showing an overall configuration of the electronic conference system 200 according to the second embodiment of the present invention. The electronic conference system 200 is similar to the electronic conference system 100 of the first embodiment, and corresponding portions are denoted by the same reference numerals and description thereof is omitted. In the electronic conference system 200, a host device 250 and receiving devices 210 to 219 are connected via a network 101 so that data communication is possible. Receiving devices 210 to 219 are configured in the same manner, and hereinafter, a plurality of receiving devices 210 to 219 will be collectively described as receiving device 210.

  In the electronic conference system 200, the user of the receiving device 210 browses the received image data in a state linked to the host device 250 by inputting an instruction to the input unit, as in the electronic conference system 100 described above. In addition, it is possible to release the interlocking with the host device 250 and freely browse desired received image data.

  FIG. 7 is a diagram illustrating an example of a configuration of a display included in the reception device 210. FIG. 8 is a diagram illustrating an example of the display of the introducer selection button 241. The receiving apparatus 210 is similar to the receiving apparatus 10 described above, and corresponding portions are denoted by the same reference numerals and description thereof is omitted. A characteristic configuration of the receiving device 210 different from the receiving device 10 is that an introducer selection button 241 and an introduction button 242 are arranged on the data input surface 240 of the input unit 204.

  The introducer selection button 241 is a meeting participant who wants to notify the corresponding page when the user operating the receiving device 210, for example, finds a typographical error or a description of wrong contents while browsing the received image data. This is an instruction button for inputting an introducer selection instruction when selecting. A plurality of introducer selection buttons 241 are provided corresponding to the receiving devices 210 to 219 of the electronic conference system 200, respectively, and as shown in FIG. 8A, the receiving device to which the USB memory 20 is connected. An introducer selection button 241 corresponding to 210 displays a color such as gray. When a desired button among the plurality of introducer selection buttons 241 is pressed and an introducer selection instruction is input, as shown in FIG. 8B, the pressed introducer selection button 241 is red or the like. Display the color.

  The introduction button 242 is an instruction button for inputting an introduction instruction when introducing a corresponding page with incorrect contents to the receiving apparatus 210 selected by the introducer selection button 241. When the introduction button 242 is pressed while the corresponding page is displayed on the image data display unit 30a, the notification display unit 30d of the receiving device 210 selected by the introducer selection button 241 displays the page number of the corresponding page. The included message is displayed.

  FIG. 9 is a diagram illustrating an example of the data display surface 254 of the display unit and the data input surface 251 of the input unit included in the host device 250 in the electronic conference system 200. The host device 250 is similar to the host device 50 described above, and corresponding portions are denoted by the same reference numerals and description thereof is omitted. The host apparatus 250 has a characteristic configuration different from that of the host apparatus 50. The host apparatus 250 includes a data replacement unit (not shown). A notification display unit 255 is arranged on the data display surface 254 of the display unit. Reference numeral 251 denotes that a mode switching button 252 and a replacement button 253 are arranged.

  The notification display unit 255 arranged on the data display surface 254 is normally grayed out. When the introduction button 242 is pressed in the receiving apparatus 210 and an introduction instruction is input, the notification display unit 255 displays a color such as red. When the notification display unit 255 is pressed in a color-displayed state, the corresponding page is displayed on the image data display unit 61. As a result, the presenter of the conference operating the host device 250 can browse the corresponding page with the incorrect description.

  A mode switching button 252 arranged on the data input screen 251 selects whether the presenter of the conference operating the host device 250 operates the host device 250 in the “page feed mode” or the “replacement mode”. This is an instruction button for inputting a mode switching instruction. When the button is pressed and a mode switching instruction is input, the pressed button displays a color such as green. Here, the “page feed mode” is a mode used when the conference presenter proceeds with the conference based on the image data displayed on the image data display unit 61.

  The “replacement mode” is a mode used when arbitrarily modifying the image data displayed on the image data display unit 61 and replacing the modified image data with the unmodified image data. The presenter of the conference who operates the host apparatus 250 uses the mouse or the keyboard or the like in the state where the “replacement mode” is selected, and typographical error or omission of the image data displayed on the image data display unit 61. Correct the description of the contents to create corrected image data.

  The replacement button 253 arranged on the data input surface 251 is obtained by arbitrarily correcting the image data displayed on the image data display unit 61 in a state where the “replacement mode” is selected by pressing the mode switching button 252. This is an instruction button for inputting a replacement instruction to replace with the corrected image data.

  FIG. 10 is a diagram illustrating a procedure for replacing the image data displayed on the image data display unit 61 with the corrected image data in the host device 250. When the replacement button 253 is pressed and a replacement instruction is input, the data replacement unit of the host device 250 displays the image displayed on the image data display unit 61 of its own device, as shown in FIG. Data is replaced with modified image data over the entire range of displayed pages. Further, as shown in FIG. 10B, the data replacement unit is a region in which the corrected image data is displayed on the image data display unit 61 and is written by the touch pen 256 in the displayed page. Only the designated replacement designation area may be replaced with an area corresponding to the replacement designation area of the image data before correction. Thereby, the data replacement unit can replace the image data efficiently. Further, when the replacement of the image data is completed, the data replacement unit transmits the corrected image data to the receiving device 210 via the network 101.

  The receiving device 210 that has received the corrected image data stores the corrected image data received by the storage unit 5. At this time, the receiving apparatus 210 is configured to be able to display the corrected image data stored in the storage unit 5 on the image data display unit 30a. Thereby, a participant in the conference who operates the receiving device 210 can read the corrected image data created in the host device 250 from the storage unit 5 and display it on the image data display unit 30a for browsing.

  The receiving device 210 is preferably configured to include received data replacement means for replacing the corrected image data stored in the storage means 5 with image data before correction. Thereby, the participant of the meeting who operates the receiving apparatus 210 can distinguish the image data before the correction without being confused and can browse the corrected image data replaced by the received data replacement unit.

  In the electronic conference system 200, the host device 250 transmits a forced interlocking instruction signal when the replacement button 253 is pressed and the data replacement unit transmits the corrected image data to the receiving device 210 via the network 101. It may be configured to. At this time, in the receiving device 210 that has received the corrected image data and the forced interlocking instruction signal, the received data replacement means replaces the corrected image data, and the corrected image data that has been replaced is subject to forced interlocking display. . As a result, the corrected image data that has been arbitrarily corrected in the host device 250 can be forcibly displayed on the image data display units 30a of all the receiving devices 210 connected via the network 101.

It is a figure showing the whole electronic conference system 100 composition in a 1st embodiment of the present invention. 1 is a block diagram showing a configuration of a receiving device 10 in an electronic conference system 100. FIG. It is a figure which shows an example of a structure of the display 7 which the receiver 10 has. It is a figure which shows an example of the data display surface 60 of the display means which the host apparatus 50 has in the electronic conference system 100, and the data input surface 70 of an input means. 4 is a flowchart showing operations of the receiving device 10 and the host device 50 in the electronic conference system 100. It is a figure which shows the whole structure of the electronic conference system 200 in 2nd Embodiment of this invention. It is a figure which shows an example of a structure of the display which the receiver 210 has. It is a figure which shows an example of a display of the introducer selection button. It is a figure which shows an example of the data display surface 254 of the display means which the host apparatus 250 has in the electronic conference system 200, and the data input surface 251 of an input means. FIG. 10 is a diagram illustrating a procedure for replacing image data displayed on an image data display unit 61 with corrected image data in the host device 250.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 Communication means 2 Control means 3 Display means 4,204 Input means 5 Storage means 6 Arithmetic processing means 7 Display 8 Reduced display means 10,210 Receiver 50,250 Host apparatus 100,200 Electronic conference system 101 Network

Claims (18)

Communication means for performing data communication with another specific electronic conference apparatus, storage means for storing received image data received in advance from another specific electronic conference apparatus, and display means for displaying the received image data The electronic conference device configured to link the received image data displayed by the display means with the image data displayed on another specific electronic conference device,
Input means for inputting an instruction regarding received image data to be displayed on the display means;
Control means for controlling the display means based on an instruction input from the input means,
The control means includes
An interlock control unit for interlocking control of the display means so that the received image data displayed by the display means is interlocked with image data displayed on another specific electronic conference device;
An electronic conferencing apparatus comprising: an interlocking control canceling unit that cancels interlocking control of the display unit by the interlocking control unit and enables the display unit to display the entire received image data. The storage unit includes a registration storage unit that pre-registers and stores the image data that is controlled by the interlock control unit and displayed on the display unit among the received image data.
The registration control unit controls the display unit in conjunction when the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference apparatus. The electronic conference apparatus according to 1.   3. The electronic conference apparatus according to claim 2, wherein the registration storage unit can register and store a plurality of registered image data as individual data.   3. The electronic conference apparatus according to claim 2, wherein the registration storage unit can register and store a plurality of registered image data as continuous data associated with each other. The received image data is composed of a plurality of pages and is image data arranged in a predetermined order,
When the interlock control release unit is releasing the interlock control of the display means by the interlock control unit,
Among the received image data, the registration image data stored in advance by the registration storage unit is calculated information that is information related to the number of pages until the interlock control unit controls the display and displays it on the display unit. According to the image data displayed on the electronic conference device, it has an arithmetic processing means for calculating and calculating,
The electronic conference apparatus according to claim 2, wherein the display unit displays a countdown based on the calculation information calculated by the calculation processing unit. When the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference device, and the interlock control unit controls the display unit in conjunction,
The interlock control release unit is configured not to release the interlock control unit from interlocking control of the display unit until a predetermined time elapses after the interlock control is started by the interlock control unit. The electronic conference apparatus according to any one of claims 2 to 5. When the registered image data registered and stored in advance by the registration storage unit is displayed on another specific electronic conference device, and the interlock control unit controls the display unit in conjunction,
The interlock control release unit is configured to enable the interlock control unit to cancel the interlock control of the display unit after a predetermined time has elapsed since the interlock control was started by the interlock control unit. The electronic conference apparatus according to claim 2, wherein the electronic conference apparatus is provided.   8. The display unit according to claim 1, further comprising a related data display unit that displays related data registered in association with the received image data when the received image data is being displayed. The electronic conference apparatus according to any one of the above. When the interlock control release unit is releasing the interlock control of the display means by the interlock control unit,
9. The electronic conference according to claim 1, further comprising reduced display means for reducing and displaying image data linked to image data displayed on another specific electronic conference device. apparatus. The storage means has a bookmark storage unit for storing a bookmark for the specific received image data when the display of the specific received image data is stopped halfway,
The display means displays image data on the basis of bookmarked image data, which is specific received image data stored with the bookmark storage unit assigned with a bookmark, based on an instruction input to the input means. The electronic conference apparatus according to claim 1, wherein the electronic conference apparatus is configured as described above.   Data communication between a host device that transmits information and a receiving device that is the electronic conference device according to any one of claims 1 to 10 and that receives information transmitted from the host device is possible via communication means. An electronic conference system, characterized in that it is connected to When the image data displayed by the display unit of the receiving device is forcibly linked to the image data displayed on the host device,
The host device transmits a forced interlocking instruction signal capable of specifying image data to be forcibly interlocked to the receiving device via a communication unit,
In the receiving device that has received the forced interlocking instruction signal, when image data to be forcibly interlocked is displayed on the host device, the interlock control unit displays the image data displayed by the display unit on the host device. The electronic conference system according to claim 11, wherein the display unit is controlled to be interlocked with each other. In the receiving device that has received the forced interlocking instruction signal,
The display means is configured to display a notification indicating that the image data to be forcibly linked is displayed on the host device,
The interlock control unit controls the display means so that the image data displayed by the display means is interlocked with the image data displayed on the host device after a predetermined time has elapsed since the display means displayed the notification. The electronic conference system according to claim 12, characterized in that: The host device is
An instruction input means for inputting an instruction regarding correction of image data;
Data replacement means for replacing the corrected image data arbitrarily corrected based on the instruction input from the instruction input means among the image data composed of a plurality of pages, with image data before correction,
When the data replacement unit replaces the corrected image data,
The host device transmits the corrected image data to the receiving device via a communication unit;
The receiving device that has received the corrected image data is configured to store the corrected image data received by the storage unit and to display the corrected image data stored in the storage unit on the display unit. The electronic conference system according to claim 11.   15. The electronic conference system according to claim 14, wherein the receiving device includes received data replacement means for replacing the corrected image data stored in the storage means with image data before correction.   The data replacement means included in the host device includes only the replacement specified area designated in advance as an area input from the instruction input means in the corrected image data as the replacement specified area of the image data before correction. The electronic conference system according to claim 14, wherein the electronic conference system is replaced with a corresponding area.   13. The host device according to claim 12, wherein when the data replacement unit replaces the corrected image data, the host device transmits the forced interlocking instruction signal to the reception device via a communication unit. Electronic conference system.   The electronic conference system according to claim 14, wherein the instruction input unit included in the host device is a touch pen connected to the host device.

Images