JP3040829B2 - Blackboard system at hand - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a hand-held blackboard system that facilitates the progress of meetings and meetings (hereinafter simply referred to as "meetings").

[0002]

2. Description of the Related Art Conventionally, in a meeting, while proceeding a study while writing out matters to be considered, opinions, and the like on a blackboard, somebody has transcribed the contents written on the blackboard to create a minutes of the meeting. Also, an electronic blackboard that can take a hard copy of the content written on the blackboard has been commercialized. It comprises a whiteboard, a scanner that scans the surface of the whiteboard and electronically reads the content written on the whiteboard, and a printer that prints the read content. When the contents written with the marker pen on the whiteboard are required, a hard copy is taken by the scanner and the printer, so that the trouble of copying can be saved.

On the other hand, as a means for writing considerations, opinions, and the like, handwritten information is electronically input by a touch input device instead of an ink marker pen used in an electronic blackboard, and the handwritten information is displayed on a display. An electronic conferencing system that can perform the operation is disclosed in JP-A-61-907.
No. 3 publication. This system includes a large display, a plurality of displays installed at appropriate locations on a conference table, a data input device attached to each display, and handwritten information input from the data input device transferred between the displays. A processing device is provided, and most of the operations of the electronic blackboard can be performed electronically.

[0004] Further, in a conventional meeting, personal opinions and comments, in addition to opinions and the like to inform all the members, are sometimes written down in a notebook or a memo paper. These personal opinions and comments are sometimes made known to everyone or copied from a chalkboard to a notebook.

[0005]

In the above-mentioned prior art, only writing or erasing of handwritten information in a whiteboard portion cannot be performed, and it is not possible to edit a written matter or opinion once written. Furthermore, in order to keep the written examination items, opinions, and the like as their own personal records, it was necessary to write them again in their personal organizers. Also, in order to let everyone know what was written in their personal organizer, they had to re-write on the whiteboard.

[0006] An object of the present invention is to provide a hand-held blackboard system that allows the user to freely input common information from his / her hand and also allows the user to input personal information. It is a further object of the present invention to provide a hand-held blackboard system that enables common displayed information to be taken in as personal information, and enables personal information to be shared. .

[0007]

In order to achieve the above object, a hand-held blackboard system according to the present invention has a common display device that can be commonly viewed by a plurality of persons, a means for inputting information at hand, and a display. At least one hand-held terminal having means, and connection means for connecting the hand-held terminal and the common display device, wherein the hand-held terminal is a public sheet which is a display screen for transferring input information to the common display device; And a private sheet which is a display screen that does not transfer the input information to the common display device, and has a switching means for switching between the public sheet and the private sheet.

[0008] In the above-described hand-held blackboard system, the hand-held terminal includes first storage means for storing the information input to the public sheet, and second storage means for storing the information input to the private sheet. Means, and transfer control means for transferring information stored in the first storage means to the common display device, and storing the information transferred from the common display device in the first storage means. The common display device may further include: a common display control unit that displays information transferred from the transfer control unit of the local terminal; and information transferred from the transfer control unit of the local terminal. Transfer control means for broadcasting to another handy terminal.

[0009] Further, a hand blackboard system of the present invention includes a plurality of hand terminals having means for inputting and displaying information at hand, and connecting means for connecting the plurality of hand terminals to each other, The local terminal has a public sheet that is a display screen that transfers the input information to another local terminal, and a private sheet that is a display screen that does not transfer the input information to another local terminal. It has a switching means for switching between the private sheet and the private sheet.

[0010] In the hand-held blackboard system having such a configuration, the hand-held terminal includes a first storage means for storing information input to the public sheet, and a second storage means for storing information input to the private sheet. Means, and transfer control means for transferring information stored in the first storage means to another handy terminal and storing information transferred from the other handy terminal in the first storage means. it can.

[0011] The hand-held terminal includes: a copying unit that copies a part or all of the information stored in one of the first storage unit and the second storage unit; and a first storage unit that stores the copied information in the first storage unit. Means, and a pasting means for pasting into the other of the second storage means, further comprising: a first receiving means for receiving an instruction of information to be copied by the copying means; A second receiving means for receiving an instruction of a position where the means is to be pasted may be provided. Further, the handy terminal includes a menu display unit that displays a menu for selecting one of the public sheet and the private sheet, and a third reception unit that receives a selection instruction for the displayed menu. It can be. Further, the display screen of the hand-held terminal may have a multi-window configuration having a plurality of windows, and in this case, the public sheet and the private sheet may each be at least one of the plurality of windows. Can be assigned to. In addition, the hand-held terminal may have a structure in which a means for inputting handwritten information and a means for displaying the handwritten information are integrated.

[0012]

Since the present invention has the above-described configuration, the information input on the public sheet is transferred to the common display device and another handy terminal and displayed. Can be handled as information. Further, the information stored in the first storage means can be copied and pasted into the second storage means, so that common information can be taken as personal information. Further, the information stored in the second storage means can be copied and pasted into the first storage means, so that personal information can be shared and all members can be notified.

The operation of the present invention will be described more specifically. Each hand terminal has a public sheet and a private sheet, respectively, and further displays a menu for selecting any of these.

The user first selects either a public sheet or a private sheet from the above menu, depending on whether the information to be input should be notified to all or a personal memo. When the public sheet is selected, the information input from the local terminal is displayed on the local terminal, transferred to the common display device and displayed, and further transferred from the common display device to another local terminal. Is displayed.

[0015] Thus, the input information becomes common information known to all the conference attendees. When the public sheet is selected, information input from the local terminal is displayed on the local terminal, but is not transferred to the common display device. As a result, the input information becomes personal information that can be viewed only on the input terminal.

On the other hand, when the information displayed on the public sheet is also desired to be displayed on the private sheet, that is, when the common information is taken in as personal information, the user needs to display the information displayed on the public sheet (common information). Among them, the one to be displayed on the private sheet (to be captured as personal information) is designated. Then, the user switches to the private sheet and designates a position where the designated information is to be displayed. The information displayed on the public sheet is stored in the first storage unit, and the information displayed on the private sheet is stored in the second storage unit.
Since the information instructed is stored in the storage means of
Copying by the copying means from the first storage means,
Pasting is performed by the pasting means at a location corresponding to the designated position in the second storage means. Thereby, common information can be taken in as personal information.

When the information displayed on the private sheet is also desired to be displayed on the public sheet, that is, when personal information is to be shared, the user must select the information (personal information) displayed on the private sheet. From, want to display on the public sheet (want to standardize)
Instruct stuff. Then, the user switches to the public sheet and specifies a position at which the specified information is to be displayed. The information displayed on the public sheet is stored in the first storage unit, and the information displayed on the private sheet is stored in the second storage unit. Is copied from the second storage means, and is pasted by the pasting means at a location corresponding to the designated position of the first storage means. Thereby, personal information can be shared.

As described above, according to the present invention, it is possible to freely input common information from the local terminal, and also to input personal information from the same local terminal. System can be realized,
In addition, you can capture common information as personal information,
Personal information can be shared.

[0019]

An embodiment of the present invention will be described below with reference to the drawings.

First, the hardware configuration of the local blackboard system according to one embodiment of the present invention will be described with reference to FIGS.

FIG. 10 is a perspective view of the appearance of the hand-held blackboard system of this embodiment.

In FIG. 10, the local blackboard system of the present embodiment includes a common display plate 401 that can be commonly viewed by all the participants of the conference, a main processing device 402 for controlling the same, and Blackboard 41 where you can enter your ideas and ideas
3, a sub-processing device 408 for controlling this, and a main processing device 402
Transmission line 407 for transferring information by connecting the
And an input pen 416 for inputting handwritten information from the blackboard 413 at hand. FIG. 10 shows a state where handwritten information 417 is being input from the blackboard 413a at hand. At this time, the same handwritten information 417 ′ as the handwritten information 417 is also displayed on the common display board 401 and the other hand-operated blackboards 413b and 413c.

Further, a detailed hardware configuration of this embodiment will be described with reference to FIG. In FIG. 11, FIG.
The same parts as those of 0 are denoted by the same reference numerals.

In FIG. 11, the main processing unit 402
U420, a ROM 421 for storing programs, a RAM 422 for storing processing data, a display controller 423 for transferring display data to the common display panel 401, and a serial interface for transferring information between the sub-processing device 408a. (I /
F) It comprises a control unit 425 and a serial I / F control unit 424 for transferring information between the sub-processing device 408b.

The sub-processing device 408a includes a CPU 426a, a ROM 427a for storing a program, a RAM 428a for storing processing data, a display control unit 429a for transferring display data to a blackboard 413a at hand, and a main processing device 402. Serial I / F control unit 430a for transferring information between
And a serial I / F control unit 431a for receiving handwritten data from 13a.

The hand-held blackboard 413a includes a liquid crystal display device 437a,
An input / display integrated digitizer 436a disposed on the liquid crystal display device 437a, a video I / F controller 432a for receiving display data from the sub-processing device 408a, and converting the received display data into a liquid crystal drive signal. LCD driver 433a
A coordinate detector 435a for detecting a signal from the digitizer 436a and converting it into coordinate data; and a serial I / F control unit 434 for transferring the converted coordinate data to the sub-processing device 408a.
a.

The blackboard 413b at hand and the sub-processing device 408
b is a hand-held blackboard 413a and a sub-processing device 408a, respectively.
Is equivalent to Also, FIG. 11 shows an example in which two sets of the blackboard 413 and the sub-processing device 408 are provided. However, the present invention is not limited to this example. The number of sets may be increased or decreased according to the number. Further, in FIG. 11, a liquid crystal display device is used for displaying handwritten information. However, the present invention is not limited to this, and any device capable of displaying handwritten information may be used.
A plasma display device, an EL display device, a fluorescent display tube and the like can be considered. Although the digitizer is used for handwriting input, the invention is not limited to this, and any element capable of inputting handwritten information may be used. For example, a magnetic coupling method, an electrostatic induction method, an ultrasonic conduction method, or the like can be considered. .

FIG. 9 shows a main processing unit 402 and a sub-processing unit 408.
FIG. 3 is a diagram schematically illustrating a configuration of software incorporated in the software.

In FIG. 9, the main processing unit 402 includes a common display control unit 303 for controlling the display of the common display panel 401 and a transfer control unit 306 for transferring information between the sub-processing unit 408. I have. Although not shown, in addition to this,
An editing execution unit that edits handwritten information displayed on the common display board 401, an attribute change execution unit that changes the attribute of information displayed on the common display board 401, and the like are provided.

The sub-processing unit 408a stores the information input from the local blackboard 413a and the information sent from the main processing unit 402 as common information, and the public data control unit 307a and the central processing unit 408a. Private data control unit 308a for storing information as personal information
Transfer control unit 3 for transferring information between the
09a, a copy processing unit 316a for extracting information stored in the public data control unit 307a or the private data control unit 308a based on an instruction from the local blackboard 413a, and a public data control unit 3 for extracting the extracted information.
07a or a paste processing unit 317a for copying to the private data control unit 308a, and a public data control unit 307a.
And a handwriting input control unit 312 for transferring information between the private data control unit 308a and the local blackboard 413. Although not shown, an attribute change control unit that instructs to change the attribute of the information displayed on the common display board 401 and changes the attribute according to the instruction is displayed on the common display board 401. An editing control unit or the like is provided for instructing editing of existing information and performing editing according to the instruction. And
The copying processing unit 316a and the pasting processing unit 317a can be a part of an editing control unit, and the handwriting input control unit 312a is provided between the attribute change control unit, the editing control unit, and the like, and the on-board blackboard 413. To transfer information.

The hand-held blackboard 413a includes an input control unit 314a for inputting handwritten information and a display control unit 3 for displaying handwritten information.
15a. The sub-processing devices 408b, 4
08c and the hand blackboards 413b and 413c are equivalent to the sub-processing device 408a and the hand blackboard 413a, respectively.

Each block in FIG. 9 actually stores the program stored in the ROMs 421 and 427 in FIG.
This is realized by execution of U420 and 426.

In the blackboard system at hand according to the present embodiment,
The information input from the hand-held blackboard 413 is displayed on the common display board 401 and another hand-held blackboard 413, and the common display board 401 is displayed.
Can be edited from the blackboard 413 at hand and attributes can be changed.

Next, a method for inputting and editing handwritten information in this embodiment will be described with reference to FIGS. 1, 2 and 3. FIG. FIG. 1 shows an operation procedure for inputting and editing handwritten information performed by the user on the blackboard 413 at hand.

First, in step 101, a selection is made between inputting and editing. When inputting, in step 112, handwritten information is input, and the process is terminated. When editing, in step 102, information to be edited is designated from among the handwritten information displayed on the common display board 401.

Next, at step 103, an editing method is selected. If the selected method is "Move", step 10
At 5, the destination is designated, and the process proceeds to step 111. If the selected method is "copy", the destination of the copy is specified in step 107, and the process proceeds to step 111. If the selected method is "Enlarge /
If it is "reduction", the size is designated in step 109, and the process proceeds to step 111. If the selected method is “delete”, the process directly proceeds to step 111. In step 111, the handwritten information specified in step 102 is
Edit according to the editing method selected in 03, and end the editing.

The processing executed by the main processing unit 402 and the sub-processing unit 408 for the above operation procedure will be described with reference to FIGS. The main processing unit 402
Performs processing on the common display board 401, and
08 performs a process on the blackboard 413 at hand.

In FIG. 3, when the user selects input of handwritten information in step 134, the sub-processing device 408 transfers the input message 140 to the main processing device 402. Upon receiving the input message 140, the main processing unit 402
It is determined whether the sub-processing device 408 can input handwritten information. Message 140 already input from other hand blackboard 413
Is received, it is determined that input is not possible in order to avoid inconsistency in editing due to competition, and an impossible message 141 is transferred to the sub-processing device 408. Impossible message 14
In step 136, the sub-processing device 408 that has received 1 displays a message to the effect that it cannot be input to the user on the blackboard 413 at hand.

On the other hand, when the main processing device 402 determines in the step 135 that the sub-processing device 408 is capable of inputting handwritten information (input message 1
When the message 40 has not been received, the enable message 142 is transferred to the sub-processor 408.

The sub-processor 4 that has received the possible message 142
08 displays a message to the effect that the user can be input on the blackboard 413 at hand in step 137. The user can freely input handwritten information by looking at the message. Then, in step 138, the sub-processing device 408
Displays the input handwritten information on the display device of the blackboard 413 at hand, and sends the handwritten information input message 1 to the main processing device 402.
Transfer as 43.

The main processing unit 402 that has received the handwritten information input message 143 displays the received handwritten information on the common display board 401 in step 139, and transfers the end message 144 to the sub-processing unit 408.

Thus, a series of input processing ends.

In FIG. 2, when the user specifies handwritten information to be edited, the sub-processing device 408
In step 120, the handwritten information is set to a selected state.
Next, the sub-processing device 408 transfers the selection message 129 to the main processing device 402. At step 121, main processing device 402 receiving selection message 129 determines whether the handwritten information is selectable. If you have already selected from other hand blackboard 413, in order to avoid inconsistency of editing due to conflict,
It is determined that the selection is impossible, and the impossible message 130 is transferred to the sub-processing device 408. In step 122, the sub-processing device 408 that has received the impossible message 130 abandons the selection state of the handwritten information and displays a message indicating that the user cannot select the handwritten information on the blackboard 413 at hand.

On the other hand, when the main processing device 402 determines in the step 121 that the handwritten information is selectable (when the handwritten information is not selected from another hand-operated blackboard 413), the main processing device 402 The information is set to the selected state, and the enable message 131 is transferred to the sub-processing device 408. Upon receiving the enable message 131, the sub-processing device 408 displays an edit menu in step 123. The user can select any editing method (“Move”, “Copy”, “Enlarge / Reduce”,
Editing processing can be freely performed by selecting “delete”). For example, if “move” is selected as the editing method in step 124, the sub-processing device 408 prompts for a destination, and the user specifies the destination. Steps
When the destination is designated at 125, the sub-processing device 408 moves the handwritten information displayed on the hand-held blackboard 413 to the designated destination at step 126, and further the main processing device 41
Transfer the execution message 132 to 2. Execution message 132
The main processing device 402 that has received the handwritten information moves the handwritten information to the designated destination in the same manner as the processing performed by the sub-processing device 408 in step 127. Finally, in step 128, the selection state is abandoned, and the end message 133 is transferred to the sub-processing device 408.

Thus, a series of editing processing ends.
The same applies to the information attribute change processing.

Next, an example of a display screen configuration of the hand-held blackboard 413 in this embodiment will be described with reference to FIG.

In FIG. 13, the display screen of the hand-held blackboard 413 is composed of a handwriting input area 502 and a menu area 503. Further, a digitizer (not shown) is arranged so as to cover them. Handwriting input area
502 is for handwritten information input from the input pen 416,
The trajectory is displayed to realize an input display integrated tablet. Further, the menu area 503 displays a selection menu for executing each function of the local blackboard system, and indicates the position of the function name to be executed with the input pen 416, so that the function of the soft key to execute the function is performed. have.

In addition, each function name of the local blackboard system is displayed, a switch corresponding to the function name is provided, a handwriting input area 502 and a menu area 503 are provided.
May be an independent display screen.

As described above, according to the blackboard system at hand of the present embodiment, the speaker of the conference can freely input handwritten information from his / her hand without leaving his seat,
Since the handwritten information displayed on the display 401 and the handwritten information displayed on the common display board 401 can be freely edited and the attributes thereof can be changed at hand, the progress of the conference is facilitated. By the way, in the local blackboard system of the present embodiment, it is possible to select between a case where the information input from the local blackboard 413 is handled as common information and a case where the information is handled as personal information. When handled as common information, as described above, this information
Is transferred to another blackboard 413 at hand.
When handling as personal information, this information must be
It is not transferred to 401 and the other blackboard 413 at hand.

Therefore, in this embodiment, the concept of a public sheet and a private sheet is provided. The public sheet means a screen for inputting / displaying common information on the blackboard 413 at hand.
The private sheet means a screen for inputting / displaying personal information on the blackboard 413 at hand. For this purpose, as shown in FIG. 12, the present embodiment transfers common handwritten information entered in the public sheet to the common display board 401 and another hand-operated blackboard 413 in the RAM 428, thereby sharing the handwritten information. Public memory for storing information
4280 and a private memory 4281 that stores handwritten information entered on a private sheet as personal information
And

Next, the processing of the sub-processing unit 408 when the user selects a public sheet and a private sheet in this embodiment will be described with reference to FIG.

Referring to FIG. 14, the user selects a step 601.
Then, by instructing "private" or "public" on the menu displayed on the blackboard 413 at hand, a private sheet or a public sheet is selected. Next, in step 602, the process branches according to the menu selected by the user. When the private sheet is selected, the sub-processing device 408 calls the handwritten information stored in the private memory 4281 in step 603.
When the public sheet is selected, the sub-processing device 408 calls the handwritten information stored in the public memory 4280 in step 604. And step 60
At 5, the display screen of the hand-held blackboard 413 is displayed again according to the called handwritten information.

Next, the input of common information and the processing executed by the main processing unit 402 and the sub-processing unit 408 in this embodiment will be described with reference to FIGS.

In FIG. 4, when the user inputs handwritten information from the blackboard 413 at hand in a public sheet in step 201, the input handwritten information is displayed on the display device of the blackboard 413 in step 202.

Next, in step 203, in the sub-processing device 408, the handwriting input control unit 312
Receives the handwritten information input on the public sheet from, the public data control unit 307 stores this information in the public memory 4280. Then, in step 204,
The transfer control unit 309 transmits the common information stored in the public memory 4280 to the main processing device 402 as the handwritten information input message 143.

Next, the handwritten information input message 143
The processing executed by the main processing device 402 that has received the request will be described with reference to FIG.

In the main processing unit 402, step 208
When the transfer control unit 306 receives the handwritten information input message 143 from the sub-processing device 408, in step 209, the common display control unit 303 transmits the received handwritten information to the common display board 401.
To be displayed. Then, in step 210, the transfer control unit 306
Broadcasts the received handwritten information input message 143 to the other sub-processing devices 408 except for the sub-processing device 408 from which the handwritten information input message 143 is transmitted.

Further, the processing executed by the sub-processing device 408 which has received the broadcast handwritten information input message 143 will be described with reference to FIG. In the sub-processing device 408, in step 205, the transfer control unit 309
Upon receiving the handwritten information input message 143 broadcast from 2, in step 206, the handwritten input control unit 312 displays the received handwritten information on the display device of the blackboard 413 at hand. Then, in step 207, the public data control unit 3
07 accumulates the received handwritten information in the public memory 4280.

The manner in which information is transferred between main processing unit 402 and sub-processing unit 408 when common information is input as described above will be described in further detail with reference to FIG. FIG.
FIG. 7 is a sequence diagram showing exchange of information between the main processing device 402 and the sub-processing devices 408a and 408b.

The sub-processing device 408a receives the input handwritten information 7
04 is displayed on the display device of the blackboard 413a at hand,
Handwritten information input message 705 to main processor 402
Send as Upon receiving this, the main processing device 402 displays the handwritten information on the common display board 401, and
The handwritten information input message 706 is broadcast to the sub-processing devices 408b other than 08a. Then, the sub-processing device 408b receiving this displays the handwritten information on the display device of the blackboard 413b at hand. Similarly, the sub-processing device 408b displays the input handwritten information 707 on the display device of the hand-held blackboard 413b, and transmits the handwritten information 707 to the main processing device 402 as a handwritten information input message 708. Upon receiving this, the main processing device 402 displays the handwritten information on the common display board 401, and sends a message to the sub-processing devices 408a other than the sub-processing device 408b.
The handwritten information input message 709 is broadcast. Then, upon receiving this, the sub-processing device 408a displays the handwritten information on the display device of the local blackboard 413a.

As described above, when common information is input, it is also broadcasted on the common display board 401 and the other hand-operated blackboard 413, so that the information can be shared.

Next, input of personal information and processing executed by the main processing unit 402 and the sub-processing unit 408 in this embodiment will be described with reference to FIGS.

Referring to FIG. 7, when the user inputs handwritten information from the blackboard 413 at hand in a private sheet in step 211, the input handwritten information is displayed on the display device of the blackboard 413 in step 212. Next, in the sub-processing device 408, in step 213, when the handwriting input control unit 312 receives the handwritten information input by the user from the blackboard 413 at hand on a private sheet, the private data control unit 30
8 stores the handwritten information in the public memory 4280.

Although FIG. 7 does not include a step of transmitting handwritten information input message 143 to main processing unit 402,
This is because the input handwritten information is personal information,
This is because there is no need to transmit to the main processing unit 402 or broadcast to another local blackboard 413.

Next, referring to FIG. 8, a state in which personal information can be input, ie, when a private sheet is selected in FIG. 14, a handwritten information input message 143 broadcast from main processing unit 402 is received. The processing executed by the sub-processing device 408 when the processing is performed will be described.

In FIG. 8, in the sub-processing unit 408, in step 214, the transfer control unit 309 causes the main processing unit 402
Receives the handwritten information input message 143 broadcasted from the public data control unit 307 in step 215.
However, the received handwritten information is stored in the public memory 4280.

Although there is no step in FIG. 8 for displaying the received handwritten information on the hand-held blackboard 413, this is because the received handwritten information is common information. This is because there is no need to display it on the blackboard 413 at hand.

As described above, when the personal information is input, it is displayed only on the relevant blackboard 413, and the handwritten information can be handled as the personal information.

As described above, in this embodiment, the handwritten information input while the public sheet is selected is displayed on the common display board 401 and the other hand-operated blackboard 413 as common information. In addition, handwritten information input while the private sheet is selected can be displayed as personal information only on the blackboard 413 at hand.

In order to identify whether the public sheet is selected or the private sheet is selected, “public” / “private” in menu area 503 is blinked. It is preferable to change the display mode such as shading, shading, and color change. In addition, information indicating whether the public sheet is selected or the private sheet is selected may be displayed in a part of the handwriting input area 502.

In this embodiment, personal information can be further shared, and common information can be taken in as personal information.

FIG. 22 is a diagram for explaining the common use of personal information.
7 shows an operation procedure of a user.

Referring to FIG. 22, the user enters step 1200
In the state where the private sheet is selected, from the handwritten information (personal information) displayed on the blackboard 413 at hand, what is desired to be shared is selected by pointing with the input pen 416. Then, in step 1201, a public sheet is selected by designating "public" in the menu. Next, in step 1202, step 12
The position where the information selected in 00 is to be pasted is designated by the input pen 416.

Thus, in the sub-processing device 408,
The copying processing unit 316 copies the information of the selected individual from the private memory 4281 and pastes it.
Transcribed personal information into public memory 4280
Is copied to the location corresponding to the position indicated by. The information stored in the public memory 4280 is transferred to the main processing unit 401 by the transfer control unit 309, so that the pasting processing unit 317 copies the information to the public memory 4280 in the same manner as when handwritten information is input on the public sheet. The personal information thus obtained is displayed on the common display board 401 and the other hand-operated blackboard 413, and is shared.

FIG. 23 shows an operation procedure of the user when the common information is taken in as personal information.

Referring to FIG. 23, the user
In the state where the public sheet is selected, from the handwritten information (common information) displayed on the blackboard 413 at hand, what is desired to be captured as personal information is selected by pointing with the input pen 416. . Then, in step 1204, the user selects "private" from the menu to select a private sheet. Next, in step 1205, the position where the information selected in step 1203 is to be pasted is designated by the input pen 416.

Thus, in the sub-processing device 408,
The copy processing unit 316 copies the selected common information from the public memory 4280, and pastes the information.
Stores the copied personal information in private memory 42
Copy it to the location corresponding to the indicated position of 81.

As described above, according to the on-board blackboard system of the present embodiment, personal memos already entered from the on-board blackboard 413 can be shared to notify all attendees of the conference. In addition, common information already known to all attendees of the conference can be imported as personal information. Next, the display screen configuration of the hand-held blackboard 413 and the common display board 401 in this embodiment will be described with reference to FIGS.

In FIG. 16, the display screen of the blackboard 413 at hand comprises a handwriting input area 502 and a menu area 503. Further, a digitizer (not shown) is arranged so as to cover them. Handwriting input area 50
Reference numeral 2 denotes an input display integrated tablet that displays the trajectory of handwritten information input from the input pen 416. Further, the menu area 503 displays a selection menu for executing each function of the local blackboard system, and indicates the position of the function name to be executed with the input pen 416, so that the function of the soft key to execute the function is performed. have.

FIG. 16 shows a state in which handwritten information 1109a is being input on the public sheet from the blackboard 413a at hand. To input handwritten information on the public sheet, select "public" 1110a from the menu in the menu area 503a with the input pen 416a. Thus, handwriting information can be freely input with the input pen 416a using the handwriting input area 502a as a public sheet. These processes are controlled by the sub-processing device 408a.

The above operation can also be performed on the other hand-operated blackboard 413b, and FIG. 16 shows a state where the public sheet is selected. Also, the blackboard at hand
Handwritten information 11 input from the input pen 416a from 413a
The same handwritten information 1109c and 1109b as in 09a are displayed on the common display board 401.
Is also displayed on the other blackboard 413b. The movement of the input pen 416a is displayed as the cursors 1106 and 1107 on the common display board 401 and the hand-held blackboard 413b. This is because, in fact, the sub-processing device 408a transfers the handwritten information 1109a input with the input pen 416a to the main processing device 402, and the main processing device 402 that has received the handwritten information 1109a corresponds to the common display board 401. This is realized by displaying the handwritten information 1109c at the position. Furthermore, the main processing unit
402 stores the received handwritten information 1109a in the sub-processing device 408.
b, and is received by the sub-processing device 408b, and displayed as handwritten information 1109b at a corresponding position on the blackboard 413b at hand.

As described above, according to the on-board blackboard system of this embodiment, the speaker of a meeting can use his / her own opinion on the on-board blackboard 413
Can freely input a common opinion and inform all the attendees, which facilitates the progress of the conference.

FIG. 17 shows a state in which handwritten information 1209a is being input on the private sheet from the blackboard 413a at hand. Note that the configuration in FIG. 17 is the same as that in FIG. 16, and a detailed description thereof will be omitted.

In FIG. 17, in order to input handwritten information on the private sheet, the user can use the input pen 416a to select "Private" 1210a from the menu in the menu area 503a.
Select As a result, the handwriting input area 502a can be made private, and handwriting information can be freely input with the input pen 416a. These processes are controlled by the sub-processing device 408a. In addition, blackboard 413 at hand
handwriting information 1209 input from the input pen 416a using the input pen 416a
a is not displayed on the other hand-operated blackboard 413b or the common display board 401. This means that the input handwritten information 1209a is personal information, and the input information is displayed only on the blackboard 413a at hand, and cannot be referred to from others.

As described above, according to the on-board blackboard system of this embodiment, an idea or own opinion made during the meeting can be freely input from the on-board blackboard 413 as a personal memo. become.

FIGS. 18 and 19 show how handwritten information 1306a displayed on the blackboard 413a at hand with the private sheet selected is copied and pasted at the designated position on the public sheet. In FIG. 18, the hand-held blackboard 413a shows a state in which handwritten information 1306a on the private sheet is copied. Then, a rubber band 1307a indicating that the image has been copied is displayed. Next, in order to paste this information into the public sheet, as shown in FIG. 19, "public" 1110a is selected from the menu area 503a with the input pen 416a to display the public sheet. Then, the position where the handwritten information 1306a is to be pasted is designated by the input pen 416a. FIG. 19 shows a state where the handwritten information 1306a is pasted. The same handwritten information 1306b and 1306c as the handwritten information 1306a pasted on the hand blackboard 413a is also displayed on the hand blackboard 413b and the common display board 401.

This is because, in fact, the sub-processing device 408a transfers the handwritten information 1306a stuck on the public sheet to the main processing device 402, and the main processing device 402 which has received the handwritten information 1306a transfers the handwritten information 1306a to the corresponding position on the common display panel 401 In addition, it is realized by displaying as handwritten information 1306c. Furthermore, the main processing unit
Step 402 is realized by transferring the received information to the sub-processing device 408b and displaying the information as handwritten information 1306b at the corresponding position on the hand-held blackboard 413b.

As described above, according to the on-board blackboard system of this embodiment, the personal memos already entered from the on-board blackboard 413 can be shared, and all attendees of the conference can be notified. Meetings can be facilitated.

FIGS. 20 and 21 show a state in which handwritten information 1406a displayed on the blackboard 413a at hand with the public sheet selected is copied and pasted at a designated position on the private sheet.

In FIG. 20, the hand-held blackboard 413a shows a state where a public sheet is selected and handwriting information 1406a on the public sheet is copied with the input pen 416a. Then, a rubber band 1407a indicating that the image has been copied is displayed. Next, in order to paste this information into a private sheet, as shown in FIG.
With the input pen 416a, "Private" 1110a is selected from the menu area 503a to display a private sheet. Then, the position where the handwritten information 1406a is to be pasted is designated by the input pen 416a.

FIG. 21 shows the handwritten information 1406a
Shows the state when the is pasted. This is actually realized by the sub-processing device 408a copying the handwritten information 1406a displayed on the public sheet, pasting it on a private sheet, and displaying it on the hand-held blackboard 413a.

As described above, according to the on-board blackboard system of the present embodiment, common information already known to all attendees of a conference can be taken in as personal information, so that the progress of the conference can be facilitated. Become. Also, as in the present embodiment, a hand-operated blackboard system can be realized with a configuration in which a plurality of hand-held blackboards 413 are connected without providing the common display board 401. In this case, it is preferable to regard one hand blackboard 413 as the chairman and make the processing of the sub-processing device 408 of the hand-white blackboard 413 equivalent to that of the main processing device 402 of the common display board 401. Further, in such a configuration, if a communication network is interposed between the local blackboards 413, a conference between remote locations can be performed. Further, in the local blackboard system of the present embodiment, the display screens of the common display board 401 and the local blackboard 413 can have a multi-window configuration. Hereinafter, such an embodiment will be described.

FIG. 24 shows the common display board 401 and the blackboard 4 at hand.
FIG. 14 is a diagram schematically illustrating a software configuration incorporated in a main processing device 402 and a sub-processing device 408 when the 13 display screens have a multi-window configuration. The hardware configuration is the same as in the above embodiment.

In FIG. 24, the same parts as those in the above-described embodiment shown in FIG. 9 are denoted by the same reference numerals, and the difference is that the main processing unit 402 That a control unit 318 is provided,
The sub-processing device 408 is provided with a local blackboard window control unit 319 that controls a window displayed on the local blackboard 413. Therefore, the common display control unit 303
The handwritten input control unit 312a controls the information displayed in the window of the hand-operated blackboard 413a and transfers the information to and from the hand-operated blackboard 413. Also in this embodiment, the hand-held blackboard 413
, It is possible to freely input and edit common information and personal information.

FIG. 25 shows the common display board 401 and the blackboard 4 at hand.
13 shows a configuration example of a display screen when the 13 display screens have a multi-window configuration. In FIG. 25, a window 1605 and a window 1606 are displayed on the common display board 401, a window 1607 and a window 1608 are displayed on the blackboard 413a at hand, and a blackboard 413b at hand is displayed on the blackboard 413b.
A window 1609 and a window 1610 are displayed.

The window 1607 displayed on the blackboard 413a at hand is a window treated as a private sheet. Handwritten information input to this window 1607 is stored in the private memory 4281 as personal information. Window 1608 is a window treated as a public sheet, and handwritten information input to window 1608 is stored in public memory 4280 as common information. A window 1609 displayed on the handboard 413b is a window treated as a private sheet. Handwritten information input to this window 1609 is stored in the private memory 4281 as personal information. Window 1610 is a window treated as a public sheet, and handwritten information input to window 1610 is stored in public memory 4280 as common information. Common display board
The window 1605 displayed in 401 is the blackboard 413a at hand.
And the same information as the window 1608 displayed on the blackboard 413a at hand is displayed. Also,
The window 1606 is associated with the local blackboard 413b, and displays the same information as the window 1610 displayed on the local blackboard 413b. Accordingly, input of handwritten information and various editing instructions from the window 1608 are performed in the window 1610.
Also reflected in 05. Similarly, input of handwritten information and various editing instructions from the window 1610 are also reflected in the window 1606. On the other hand, the handwritten information and various editing instructions input to the window 1607 displayed on the handboard 413a are:
Only reflected in window 1607. Similarly, handwritten information and various editing instructions input to the window 1609 displayed on the handboard 413b are reflected only in the window 1609.

As described above, according to the present embodiment,
When the display screen of the hand-held blackboard 413 has a multi-window structure, the private sheet and the public sheet can be respectively assigned to window screens.

Note that a public sheet corresponding to another hand-operated blackboard 413 may be assigned to the window screen. In addition, a window for displaying a private sheet of another hand blackboard 413 is provided, and the other hand blackboard 41 is provided.
According to the instruction from 3, the display contents of the private sheet on the other hand-held blackboard 413 may be transferred and displayed on the window. Further, by making the display screen of the common display board 401 a multi-window configuration,
You can assign a window screen for each. In addition, the screen of one or more windows is
3 may be assigned as a common screen, and this common screen may be displayed on the common display board 401 and the blackboard 413 at hand. Further, this common screen can be provided for each agenda item of the meeting.

In this embodiment, personal information can be shared, and common information can be taken in as personal information. The operation method for sharing personal information is the same as that in the above-described embodiment. For example, the personal information displayed in the window 1607 is
In the case of pasting to the window 08, the private sheet in the above embodiment may be associated with the window 1607, and the public sheet may be associated with the window 1608, and a detailed description thereof will be omitted. The same applies to the hand-held blackboard 413b, and a detailed description thereof will be omitted.

The operation method of taking in common information as personal information is the same as in the above embodiment. For example, the common information displayed in the window
In the case of pasting to the window 1607, the private sheet in the above embodiment may be associated with the window 1610, and the public sheet may be associated with the window 1609, and a detailed description thereof will be omitted. The same applies to the hand-held blackboard 413b, and a detailed description thereof will be omitted.

As described above, a local blackboard system to which the window system is applied can be realized. In addition,
In the above description, the case where the above embodiment is used exclusively for a conference has been described. However, the present invention is not limited to this, and can be used for presentation, education, games, and the like. Also,
In the above embodiment, the transmission line 407 connecting the common display plate 401 and the hand-held blackboard 413 is wired, but can be wirelessly configured by using light, electromagnetic waves, or the like as a medium. In the above embodiment, the information to be handled is described as handwritten information. However, the present invention is not limited to this, and it goes without saying that the information can be applied to various information such as images read by an image scanner or coded characters. What is necessary is just to prepare the blackboard 413 at hand according to the type of information. In addition, by connecting a device that encodes the input voice to the blackboard 413 at hand, voice input can be performed. Furthermore, in the above-described embodiment, the common display board 401 and the hand-held blackboard 413 can be provided with a function of printing a hard copy, like a conventional electronic blackboard.

Although the contents displayed on the hand blackboard 413 are described as being the same as the contents displayed on the common display board 401, the display contents of the hand blackboard 413 are different because the sizes of both devices are different. Thus, the display content of the common display board 401 is reduced. Therefore, it becomes difficult to input handwritten information from the hand blackboard 413, and when inputting handwritten information, the display content of the hand blackboard 413 is displayed on the common display board 401.
Of the displayed content is cut out, and this content is enlarged to a size that allows handwriting input. At this time, it is preferable to provide a scroll function so that the entire screen can be referred to.

Further, a function for recognizing handwritten input characters and figures and converting them into code information is provided.
A configuration may be adopted in which the content displayed on 401 is displayed using code information. Further, a translation function for converting character code information into code information of a different language may be provided.

[0104]

As described above, according to the present invention,
The speaker of the meeting can freely input common information from his / her hand without leaving his seat, and can input personal information.

Further, according to the present invention, it is possible to freely take in common information as personal information and to share personal information.

Therefore, there is an effect that the conference can be easily performed.

[Brief description of the drawings]

FIG. 1 is a flowchart showing an operation procedure for inputting and editing handwritten information.

FIG. 2 is a flowchart illustrating an editing process of handwritten information.

FIG. 3 is a flowchart illustrating input processing of handwritten information.

FIG. 4 is a flowchart illustrating a processing procedure of a sub-processing device when common information is input.

FIG. 5 is a flowchart illustrating a processing procedure of a sub-processing device when common information is broadcast from a main processing device.

FIG. 6 is a flowchart illustrating a processing procedure of the main processing device when common information is input.

FIG. 7 is a flowchart illustrating a processing procedure of the sub-processing device when personal information is input.

FIG. 8 is a flowchart showing a processing procedure of the sub-processing device when common information is broadcast from the main processing device in a state where personal information can be input.

FIG. 9 is a software configuration diagram of the local blackboard system of the present embodiment.

FIG. 10 is a perspective view of the appearance of the hand-held blackboard system of the present embodiment.

FIG. 11 is a hardware configuration diagram of the local blackboard system of the present embodiment.

FIG. 12 is an explanatory diagram showing a configuration of a RAM.

FIG. 13 is an explanatory diagram illustrating an example of a display screen configuration of a hand-held blackboard.

FIG. 14 is a flowchart illustrating a processing procedure of the sub-processing device when a public sheet / private sheet is selected.

FIG. 15 is a sequence diagram showing how information is transferred between the main processing device and the sub-processing device when common information is input.

FIG. 16 is an explanatory diagram showing an example of a display screen when common information is being input.

FIG. 17 is an explanatory diagram showing an example of a display screen when personal information is being input.

FIG. 18 is an explanatory diagram showing an example of a display screen when personal information is shared.

FIG. 19 is an explanatory diagram showing an example of a display screen when personal information is shared.

FIG. 20 is an explanatory diagram showing an example of a display screen when common information is taken in as personal information.

FIG. 21 is an explanatory diagram showing a display screen example when common information is taken in as personal information.

FIG. 22 is a flowchart showing an operation procedure when personal information is shared.

FIG. 23 is a flowchart showing an operation procedure when capturing common information as personal information.

FIG. 24 is a software configuration diagram of a local blackboard system to which a multi-window system is applied.

FIG. 25 is an explanatory diagram showing an example of a display screen of a local blackboard system to which a multi-window system is applied.

[Explanation of symbols]

401: common display panel, 402: main processing unit, 408: sub-processing unit, 413: blackboard at hand, 407: transmission line, 416: input pen.

──────────────────────────────────────────────────続 き Continuing on the front page (72) Inventor Shigeyuki Nishitani 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture Inside Hitachi, Ltd. Microelectronics Device Development Laboratory (72) Inventor Michihiro Mase Yoshida, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture No. 292, Hitachi, Ltd.Microelectronics Device Development Laboratory, Hitachi, Ltd. (72) Inventor Yasumasa Matsuda 292, Yoshida-cho, Totsuka-ku, Yokohama-shi, Kanagawa Prefecture, Japan Inside Microelectronics Device Development Laboratory, Hitachi, Ltd. (72) Inventor, Manabu Sasaki Kanagawa 292 Yoshida-cho, Totsuka-ku, Yokohama-shi, Hitachi Inside the Yokohama Plant, Hitachi, Ltd. Capital 1-16-5 Dogenzaka, Shibuya-ku Hitachi Information Systems, Ltd. (56) References JP-A-59-267 (JP, A) JP-A-59-4263 (JP, A) JP-A-62-114370 (JP) , A) JP-A-4-10994 (JP, A) JP-A-4-220865 (JP, A) JP-A-61-173395 (JP, U) (58) Fields investigated (Int. Cl. ⁷ , DB Name) H04N 1/00 B43L 1/04 G09G 5/00-5/40

Claims (10)

(57) [Claims] 1. A common display device that can be viewed by a plurality of persons in common, one or more hand terminals having means for inputting and displaying information at hand, and the hand terminal and the common display device. Connection means for connecting, the terminal at hand, a public sheet which is a display screen for transferring the input information to the common display device, and a private sheet which is a display screen which does not transfer the input information to the common display device. And a switching means for switching between the public sheet and the private sheet. A plurality of hand terminals having means for inputting and displaying information at hand and a connecting means for interconnecting the plurality of hand terminals, wherein the hand terminal has a function of inputting information; Having a public sheet as a display screen for transferring the information to another handy terminal and a private sheet as a display screen for not transferring the input information to the other handy terminal, and switching means for switching between the public sheet and the private sheet. A blackboard system at hand, comprising: 3. The hand-held terminal includes: first storage means for storing information input to the public sheet; second storage means for storing information input to the private sheet; and first storage means. Transfer control means for transferring the information stored in the common display device to the common display device and storing the information transferred from the common display device in the first storage means, wherein the common display device comprises Common display control means for displaying information transferred from the transfer control means, and transfer control means for broadcasting the information transferred from the transfer control means of the local terminal to at least another local terminal other than the local terminal The blackboard system at hand according to claim 1, comprising: 4. The terminal according to claim 1, wherein: the first storage means stores information input to the public sheet; the second storage means stores information input to the private sheet; and the first storage means. Transfer control means for transferring the information stored in the first storage means to another handy terminal and storing the information transferred from the other handy terminal in the first storage means. Chalkboard system. 5. The hand-held terminal includes: a copying unit that copies a part or all of the information stored in one of the first storage unit and the second storage unit; 5. The hand-operated blackboard system according to claim 3, further comprising: a storage unit of (1) and a pasting unit for pasting the other of the second storage unit. 6. The hand-held terminal includes a first receiving unit for receiving an instruction of information to be copied by the copying unit, and a second receiving unit for receiving an instruction of a position to be pasted by the pasting unit.
6. A hand-operated blackboard system according to claim 5, further comprising: 7. A menu display means for displaying a menu for selecting one of the public sheet and the private sheet, and a third receiving means for receiving a selection instruction for the displayed menu. 3. The method according to claim 1, wherein
The hand-operated blackboard system described in 3, 4, 5 or 6. 8. The display screen of the terminal at hand has a multi-window configuration having a plurality of windows, and the public sheet and the private sheet are respectively assigned to at least one of the plurality of windows. Claims 1, 2, 2,
A hand-operated blackboard system according to 3, 4, 5, 6 or 7. 9. The wireless communication system according to claim 1, wherein said connecting means performs wireless transmission.
Handwritten blackboard system described. 10. The hand-held terminal according to claim 1, wherein a means for inputting handwritten information and a means for displaying the handwritten information are integrated. 8
Or the blackboard system at hand described in 9.