JPH11249634A - Presentation system - Google Patents

Abstract

PROBLEM TO BE SOLVED: To eliminate troublesome that an explainer stands up and goes to a display device each time in the case the explainer performs displays by a display device by operating an input device and performs the presentation to trainees while watching the displays mutually and in the case the explainer writes characters or drawing on the display screen of the display device. SOLUTION: A keyboard 11, a large-size display device for trainee 12 and a small-sized display device for explainer 13 are connected to a personal computer mainbody 10. Touch sensors which detect holographs when the explaner performs writings by performing touchings with a writing tool or a fingertip are provided on the display screen 13a of the display for explainer 13. Then, holographs detected by the touch sensors are inputted to the computer main body 10 and the holographs are made to be displayed both on the display screen 13a of the display device for explainer 13 and the display screen 12a of the display device for trainee 12 via the computer main body 10.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention provides a display by operating a personal computer, and provides a plan explanation, a product explanation, a plan announcement, a research announcement, and a discussion while viewing the same display. The present invention relates to a presentation system used when giving a presentation, studying, or giving a presentation.

[0002]

2. Description of the Related Art Conventionally, when giving a presentation, for example, as shown in FIG.
, And the explanation will be given while viewing the display screen 2a of the presenter display device 2. The student listens to the explanation while watching the display screen 5a of the large-sized student display device 5 projected and displayed by the liquid crystal projector 4 via the personal computer body 3. Then, when the presenter adds a description to the display content, writing is performed on the display screen 5 a of the student display device 5.

However, in such a presentation system, for example, when a presentation is made between conference rooms at a remote place using a communication line, a student at a remote place sees the written contents on the display screen 5a. There is a problem that can not be.

In view of the above, a touch sensor is provided on the display screen 5a of the student display device 5 in the prior art, and when the presenter writes on the display screen 5a, the handwriting is detected by the touch sensor. In addition, the written contents are projected on the display screen image 5a of the remote student display device 5 at a remote place via the communication line together with the projected contents.

[0005]

However, conventionally, in such a presentation system, the display screen 5a
When writing characters, pictures, and the like to the student, it is necessary for the presenter to stand up and go to the display screen 5a of the display device 5 for the student each time, which is problematic.

[0006]

Therefore, a presentation system according to the first aspect of the present invention provides a personal computer 10 with an input such as a keyboard 11 as shown in an embodiment described with reference to FIG. In a presentation system connecting the device, the presenter display device 13 and the student display device 12, a touch sensor 40 is provided on the display screen 13a of the presenter display device 13, and handwriting detected by the touch sensor 40 is provided. Is displayed on the presenter display device 13 and the student display device 12 via the personal computer main body 10.

[0007] Then, when giving a presentation,
The presenter operates the input device and gives an explanation while viewing the display device 13 for the presenter. The student can use the student display device 12.
While listening to the explanation. When the presenter adds a description to the display contents, the presenter writes in the presenter's display device 13 and detects the handwriting with the touch sensor 40, and the personal computer 10
Display device 12 for both the presenter and the student via
Displayed at 13.

According to a second aspect of the present invention, in the presentation system according to the first aspect, the display of the presenter display device 13 is performed as in the embodiment described with reference to FIGS. The screen 13a is divided into a plurality of screens, and the same contents as those of the student display device 12 are displayed on one divided screen, for example, the A screen.

[0009] The presenter then displays the presenter display device 13.
The student listens to the explanation while looking at the same content as the display on the student display device 12 while viewing the one split screen.

According to a third aspect of the present invention, in the presentation system according to the first or second aspect, for example, a plurality of the student display devices 12 are provided as in the embodiments described below. Features.

When giving a presentation,
At the same time, the display is performed on the presenter display device 13, and the display is also performed on the plurality of student display devices 12, respectively.

[0012]

Embodiments of the present invention will be described below with reference to the drawings. FIG. 1 is a perspective view showing an example of a system configuration of a presentation system according to the present invention.

In this presentation system, a personal computer 10 has a keyboard 11 as an input device, a large student display device 12, and a small presenter display device 1.
3 is connected.

The personal computer body 10 and the keyboard 11 are used, for example, housed in a stand 17.

The student display device 12 is a plasma display (PDP) that stands upright on a stand 17 and supports it. A large number of minute plasma discharge tubes are arranged vertically and horizontally in a rectangular frame 18 to form one panel. And a display screen 12a is formed in front of the panel. Then, the student's display device 12 is operated, for example, by operating the keyboard 14 to project an image on the display screen 12a.

FIG. 2 shows the electrical connection between the student display device 12 and the personal computer 10.

In FIG. 1, a CPU 20 executes a control processing program stored in a ROM 23 and an OS (Operating System).
em) and various application programs. The main memory 21 is used for a work area of the CPU 20 and the like. The bus controller 22 is a CPU bus 3
3 and the X bus 35 to control data transfer. The PCI bridge 24 uses the cache memory 25 to transfer data between the PCI bus 34 and the CPU 20. The infrared communication controller 26 performs optical communication with the display device 13 for the presenter, receives the XY coordinate data,
D Display data is transmitted. SCSI controller 27
Is an interface with the hard disk 28, and performs high-speed data transfer with the hard disk 28.

The hard disk 28 is system software and stores various application programs, a large number of user data, and the like. PDP display controller 29
Performs D / A conversion of character and graphic data and performs control for displaying the data on the PDP 12. The keyboard controller 30 controls the keyboard 11
And the like from the serial data input from the PC to the parallel data. The mouse I / F 31 has a port for a mouse and is controlled by a mouse driver.

On the other hand, the presenter's display device 13 is, for example, a liquid crystal display (LC) used by being placed on a table.
D), as shown in FIG. 1, the display surface 13a has a somewhat thin rectangular box shape, and has a display surface 13a on the upper surface, the rear side of which is slightly inclined.
Is provided.

Further, the presenter display device 13 is provided with a touch sensor which detects a contact position when a writing instrument or a fingertip is touched on the display screen 13a to apply writing pressure. Then, the position information detected by the touch sensor is input to the personal computer body 10, and the handwriting is displayed on the display screen 13 a of the presenter display device 13 and the student display device 12 via the personal computer body 10.
On both display screens 12a.

FIG. 3 shows an electrical internal configuration of the presenter display device 13. In the figure, a program for controlling the system and a program for executing the infrared protocol are written in the ROM 36 in advance. RAM
Reference numeral 37 is used not only as a work area of the CPU 45 but also as a transmission data buffer and a reception data buffer during infrared communication. The infrared communication controller 38 performs optical communication with the personal computer 10 and transmits XY coordinate data and receives LCD display data. When the touch sensor 40 detects a position where a fingertip or the like touches with the touch sensor 40, the touch sensor controller 39 takes in the position information.

Further, the LCD display controller 41
The display screen of the LCD 12 is controlled. Then, the screen displayed on the display screen 13a is, as shown in FIG.
For example, it can be divided and displayed on three screens A, B, and C. Thus, for example, on the screen A, the same display content as that currently displayed on the display screen 12a of the student display device 12 is displayed. On the screen B, the image to be displayed next on the display screen 12a is displayed.

On the C screen, a memo screen for the presenter, which is not displayed on the display screen 12a, is displayed. Therefore, for example, the PDP display controller 2 shown in FIG.
9 stores data to be displayed on the presenter's display device 13 in the VRAM, and restricts the PDP display controller 29 so that video data of the C screen in the data is not displayed on the display screen 12a.

By the way, in the above-mentioned presentation system, the presenter can write a memo a on the screen C as shown in FIG.

At this time, for example, the keyboard 11 is operated to display a screen on the display screen 13a of the presenter's display device 13, and the writing is performed by touching the C screen of the C screen with a writing implement or a fingertip. Then, the contact position is determined by the touch sensor 4.
0 is detected, and the detected handwriting is input to the personal computer body 10. Note that a memo can be input using the keyboard 11.

When writing is performed in such a manner, if the written contents do not fit within the frame of screen C, scroll bar 4
6, the screen can be sent up and down for additional writing.

Thereafter, when giving a presentation, the presenter operates the keyboard 11 again, outputs data of the internal or external storage, and displays the presenter display device 13.
4 is displayed on the display screen 13a of FIG. 4 at the same time as the display screen 13a of the student display device 12.
The same video as screen A is projected on 2a.

Then, the presenter operates the display screen 13 at hand.
The description will be made with reference to the memo memo a as needed while looking at the C screen of a. Also, if necessary, use the forward key 50 and the return key 51 at the lower corner of the display screen 13a to
Moves screen B forward or back.

By the way, at the time of this presentation, when it is desired to add a description to the contents displayed on the student display device 12, the presenter display device 13 is used. Then, the explainer displays the display screen 13a.
The supplementary content is written by touching the screen A with a writing implement or a fingertip. Then, as described above, the contact position is detected by the touch sensor 40, and the detected handwriting is inserted into the personal computer body 10. Then, the supplementary content is superimposed and displayed on the screen A of the presenter's display device 13 via the personal computer main body 10 and also superimposed on the display screen 12a of the student's display device 12 at the same time.

The above-described student display device 12 is
Although a plasma display was used, for example, a liquid crystal display may be used.

The above-described student display device 12 has a single large display device, but may have a configuration in which a plurality of relatively small display devices are provided. Then, when giving a presentation, the display of each of the student display devices may be individually viewed by, for example, a person receiving the explanation.

[0032]

Therefore, according to the inventions set forth in claims 1 to 3, at the time of presentation, for example, when it is desired to supplement the explanation of the contents displayed on the display device for the student, the presenter can provide the explanation at hand. When the supplementary content is written on the display surface of the student display device, the written content is also displayed on the display surface of the student display device at the same time. The trouble of getting up and going to the display device can be eliminated.

According to the second aspect of the present invention,
Divide the display screen of the presenter's display device into a plurality of screens, display the same content as the student's display device on one split screen, and widely use the other split screens, for example, as a screen for the memo of the presenter. Can be.

According to the third aspect of the present invention,
It is possible to provide a plurality of student display devices instead of a single one, and to make the display of each student display device, for example, a person receiving the explanation individually visible when giving a presentation, so that, for example, Even a person who receives explanations at a distant position in a large conference room can surely see the image displayed on the student display device.

[Brief description of the drawings]

FIG. 1 is a perspective view showing a system configuration of a presentation system according to the present invention.

FIG. 2 is a block diagram showing an electrical connection relationship between a personal computer main body and a student display device in the presentation system.

FIG. 3 is a block diagram showing an electrical internal configuration of the presenter display device.

FIG. 4 is a front view showing a screen projected on a display surface of the presenter display device.

FIG. 5 is a perspective view showing a system configuration of a conventional presentation system.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 10 PC main body 11 Keyboard (input device) 12 Student display device 13 Presenter display device 40 Touch sensor

Claims (3)

[Claims] 1. A presentation system for connecting an input device, a presenter display device, and a student display device to a personal computer main body, wherein a touch sensor is provided on a display screen of the presenter display device. A presentation system configured to display the detected handwriting on the presenter display device and the student display device via the personal computer body. 2. The presentation system according to claim 1, wherein the display screen of the presenter display device is divided into a plurality of screens, and the same contents as those of the student display device are displayed on the divided screen. 3. The presentation system according to claim 1, comprising a plurality of the student display devices.