JPH0764154B2 - Electronic blackboard equipment - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION (Industrial field of application) The present invention relates to a sheet winding type electronic blackboard device capable of forming a plurality of pages of writing surface, and particularly, sheet movement instruction copy number designation and copy instruction etc. Related to the operation unit for performing.

(Prior Art) FIG. 4 is an external view of a conventional electronic blackboard device, and FIG. 5 is a functional block diagram of the electronic blackboard device.

In FIGS. 4 and 5, 1 is a housing, 2 is a white sheet, 3 is an operation panel for instructing movement and copying of the sheet 2, 4 is an operation unit including the operation panel 3, 8 is a sheet feeding drum, 9 is a sheet winding drum, 10 is a motor for driving the sheet feeding drum 8, 11 is a sheet winding drum 9
, 12 is a fluorescent lamp, 13 is a ray path, 14 is a mirror, 14 is a lens, 15 is a lens, 16 is a light receiving element, 17 is a light receiving element peripheral circuit, 18 is a control circuit, 21 is an image memory circuit, 22 is a motor A drive circuit, 23 is a print control circuit, 24 is a recording paper, 25 is a recording paper feed motor, 26 is a platen roller, 27 is a thermal head, 28 is a roller, and 29 is a power source.

Next, the operation will be described.

The data written by the marker on the white sheet 2 is a motor 10 for driving the sheet feeding drum 8 and a motor 11 for driving the sheet winding drum 9 according to a signal from the operation unit 4.
Then, the recording paper feed motor 25 simultaneously rotates, and the sheet 2 is fed from the sheet feeding drum 8 and wound on the sheet winding drum 9. The information written on the white sheet 2 is illuminated by the light source 12 immediately before being wound on the sheet winding drum 9, and the light of the image of the information is changed its direction by the mirror 14 through the ray path 13 and passes through the lens 15. It is projected on the light receiving element 16. The screen projected on the light receiving element 16 is converted into an electric signal as one line in the vertical direction, and the screen is formed as an electric signal in the horizontal direction which is synchronized with the feed speed of the white sheet 2 in the horizontal direction. It is output to the thermal head 27 through 18 and the print control circuit 23.
The information on the white sheet 2 is reduced and copied onto the recording paper 24 and cut into a predetermined size by a cutter (not shown).

Next, the movement and copy operation of the sheet 2 based on the operation of the operation panel 3 will be described.

The sheet 2 is formed in a long shape and has a writing surface of a plurality of pages. The operation panel 3 is provided with a feed key that feeds the sheet 2 in the direction of arrow A and a rewind key that winds the sheet in the direction of arrow B. By pressing the feed key or the rewind key several times in succession, the sheet 2 is moved to the arrow A direction. Alternatively, move several pages in the B direction. Further, the operation panel 3 is provided with a page display section so as to display which page of the sheet 2 is currently displayed. When copying next, pressing the copy key provided on the operation panel 3 copies the currently displayed page. Further, the operation panel 3 is provided with a 2-screen compression copy key, a 4-screen compression copy key, a 2-screen continuous copy key, a 3-screen continuous copy key and a 4-screen continuous copy key. The compression copy key is
While moving the sheet 2, two or four pages are continuously read and compressed and printed on recording paper 24 of a predetermined size. FIG. 6 shows a print output of a four-screen compressed copy, in which a screen of four pages is compressed and printed on a recording paper 24a of a predetermined size which is output when a normal copy is performed. There is. The continuous copy key is
While moving the sheet, two to four pages are continuously read and continuously printed on the recording paper 24. FIG. 7 shows the print output of a four-screen continuous copy, in which four pages of screens are continuously printed on a long continuous recording paper 24b.

(Problems to be Solved by the Invention) However, according to the conventional electronic blackboard device, which one of the two-screen compressed copy, the four-screen compressed copy, or the two-screen to four-screen continuous copy is pressed to select the compressed or continuous copy. There is no means for displaying which print mode has been designated. Therefore, when the sheet 2 is continuously moving, it is not known which printing mode is being used for copying, or whether the sheet feeding operation is a simple sheet feeding operation by pressing the feeding key. That is, when a person other than the operator sees it, he or she may find it anxious because he or she does not know which page of the screen is copied, and vice versa.

Therefore, it is considered that a plurality of lamps are provided on the operation panel and the lamp corresponding to each printing mode is turned on so that it is possible to know which printing mode is used for copying. There is a problem in that the cost of the operation panel is increased by providing the.

(Means for Solving Problems) The present invention relates to an electronic blackboard device including a sheet having a writing screen with a plurality of pages, a display unit for displaying predetermined information, and an input unit for inputting operation instruction information. A display font memory for storing display font data for expressing a state of operation, a timer for outputting a periodic signal composed of first display timing and second display timing for alternate display, and the input Based on the instruction information input to the means, the corresponding display font data is read from the display font memory, display data composed of a first portion and a second portion is generated, and the display data is converted into the periodic signal. And a control unit for transmitting a signal for moving the sheet while transmitting the combined signal as a display signal. It is characterized in that the first portion and the second portion of the display data are alternately displayed in accordance with a display signal at a cycle consisting of a first display timing and a second display timing.

(Operation) According to the present invention, when the screens of a plurality of pages of the sheet are continuously read and printed in the instructed printing mode, the display font data indicating the printing mode is read from the display font memory, and the page position is read. Since the page display section for displaying is displayed according to the font data, the page display section displays the print mode. In addition, when the sheet is simply fed by pressing the feed key, the page position before the movement and the page position after the movement are alternately displayed to display the sheet movement state. Therefore, by looking at the display on the page display unit, it is possible to know whether the sheet is moving according to the instruction of the printing mode or the sheet is moving according to the simple feeding instruction. It is possible to know which page has been moved or which page is being moved.

(Embodiment) FIG. 1 is a block diagram showing a configuration of an operation unit and its periphery according to an embodiment of the present invention. Since the overall structure of the electronic blackboard device is the same as the block diagram of FIG. 5 described above, its description is omitted.

Sheet movement and copy operations by operating the operation panel 3 will be described below with reference to FIGS. 1 and 5. In the present embodiment, an apparatus will be described in which the sheet 2 has a writing screen of 5 pages and copying is possible on the screens of 1 to 4 pages.

Reference numeral 30 denotes a page display unit that displays which page is displayed when the sheet 2 is stopped, and is formed by an "8" -shaped 7-segment LED. 31 is the feed key for sheet 2, 32
Is a rewind key. Motor 1 by pressing the feed key 31
0 and 11 are driven, the sheet 2 moves in the direction of arrow A, and the next page appears. Page display section when sheet 2 finishes moving
30 displays the newly appearing page of sheet 2. When the rewind key 32 is pressed, the motors 10 and 11 are rotationally driven in opposite directions, the sheet 2 moves in the direction of arrow B, and the previous page appears. 33 is a sheet movement stop key, the feed key 31,
When the sheet is moved by pressing the rewind key 32, etc., the motor 10, 11
Is stopped and the seat 2 can be stopped at any position. By pressing the feed key 31 or the rewind key 32 several times in succession, the sheet 2 can be continuously fed or rewound for several pages. Reference numeral 34 is a copy number display section for displaying the number of copies, 35 and 36 are copy number instruction keys, and 37 is a clear key. Reference numeral 38 denotes a copy key. When the copy key 38 is pressed, the page displayed on the page display section 30, that is, the page currently appearing on the sheet 2 is copied. Further, when a plurality of copies are instructed by the copy number instruction keys 35, 36, the read image signal is stored in the image memory circuit 21,
After the first sheet, printing is performed according to the stored signal.
Further, 39 is a 2-screen compression copy key, and 40 is a 4-screen compression copy key. By pressing these keys, the sheet 2 is fed by 2 pages and 4 pages respectively, and the screens of 2 pages and the screens of 4 pages are continuously read at one time, and then recording papers of a predetermined size are respectively printed. It is compressed to 24 and printed. Further, 41 is a two-screen continuous copy key, 42 is a three-screen continuous copy key, and 43 is a four-screen continuous copy key. By pressing the respective keys, the sheet 2 is continuously fed for 2 to 4 pages and the above-mentioned 2 The screens of four to four pages are continuously read and continuously printed on the recording paper 24.

The instruction of the printing mode (hereinafter simply referred to as copy mode) by pressing the various keys is stored in the storage unit 44, and the storage unit 44 sends an instruction signal to the control circuit 18. The control circuit 18 controls the sheet movement and the copy operation based on the instruction signal. Further, a display signal is sent from the control circuit 18 to the display means 45, and the display means 45 displays the page display section 30 and the copy number display section 34 based on the display signal. When the copy keys 38 to 43 for instructing various copy modes are pressed here, the page display unit 30 displays the second
A display indicating the various copy modes shown in the drawing is performed. That is, when the copy key 38 is pressed, the currently displayed page of the sheet 2 (that is, the page to be copied) is displayed. Also, 2 screen compression copy key 39
When is pressed, "2" (2 screens) is displayed and "C" (Co
The display of "mpressible Copy" is displayed alternately, and when the 4-screen compression copy key 40 is pressed, the display of "4" and the display of "C" are displayed alternately. Further, when the 2-screen continuous copy key 41 is pressed, the display of "2" and the display of "L" (Long Copy) are alternately displayed, and similarly, the 3-screen continuous copy keys 42, 4 are displayed. When the screen continuous copy key 43 is pressed, "3" and "L" are alternately displayed, and "4" and "L" are alternately displayed. Incidentally, in the display according to these various copy modes, the display font data for the display is stored in the display font memory 46, and the control circuit 18 displays the display data based on the instruction signal from the storage means 44. The necessary font data is read from the font memory 46, and is combined with a signal output from the timer 47, which indicates a cycle for alternate display, to form a display signal.
By sending to 45.

Incidentally, the display on the page display unit 30 showing the various copy modes is not limited to the above-mentioned embodiment, and the compression copy,
The same operation and effect can be obtained even if alternate letters are displayed by using different alphabets or symbols that can distinguish continuous copies.

The display showing various copy modes has been described above.
The page display unit 30 displays the moving state of the sheet 2 by pressing the feed key 31 and the rewind key 32. That is, as shown in FIG. 3, when the sheet 2 is moving between the first page and the second page, the display of "1" and the display of "2" are alternately displayed, and so on. When the sheet 2 is moving between two pages, the pages are displayed alternately.

(Effects of the Invention) As described in detail above, according to the present invention, when the screens of a plurality of pages of a sheet are continuously read and printed in the instructed printing mode, the printing mode is displayed from the display font memory. The display font data is read out, and the page display portion for displaying the page position is alternately displayed with a number representing the number of pages according to the font data and a symbol other than the number corresponding to the copying method, and further, simply by pressing the feed key. In the case of sheet feeding, since the page position before the movement and the page position after the movement are displayed alternately, by observing the display on the page display section, which printing mode is instructed to print, or You can see if the page is being moved.

Therefore, when the sheets are continuously moving, it is possible to distinguish whether the copy operation is being performed or a simple sheet feeding operation, and it is possible to know which printing mode is being used for copying. Even when seen by
There is no fear of being copied or not. Furthermore, in order to notify the operation, display data including the first portion and the second portion is generated so that the necessary display can be performed by the alternate display even if the number of digits in the display unit is small, and the page display unit can perform the printing mode. Since it is possible to indicate the movement state, it is not necessary to add a new display unit, and the operation panel can be configured without increasing the cost.

BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a block diagram showing an operating section of an embodiment of the present invention,
FIG. 2 is a diagram showing the display of the page display unit in the copy mode, FIG. 3 is a diagram showing the display of the page display unit by moving the sheet, FIG. 4 is an external view of the electronic blackboard device, and FIG. 5 is an electronic blackboard device. 6 is a printout of a 4-screen compressed copy, and FIG. 7 is a printout of a 4-screen continuous copy. 2 ... Sheet, 3 ... Operation panel, 4 ... Operation part, 18 ... Control circuit, 24 ... Recording paper, 30 ... Page display part, 31 ... Feed key, 32 ... Rewind key, 38 ...... Copy key, 39 ……
2-screen compression copy key, 40 ... 4-screen compression copy key,
41 …… 2-screen continuous copy key, 42 …… 3-screen continuous copy key, 43 …… 4-screen continuous copy key, 46 …… Display font memory, 47 …… Timer.

Claims (1)

[Claims] 1. An electronic blackboard device comprising a sheet having a multi-page writing screen, a display section for displaying predetermined information, and an input means for inputting operation instruction information, for expressing a state of operation. A display font memory for storing the display font data, a timer for outputting a periodic signal composed of first display timing and second display timing for alternate display, and instruction information input to the input means. Based on this, the corresponding display font data is read from the display font memory, display data composed of a first portion and a second portion is generated, and the display data is combined with the periodic signal and sent out as a display signal. And a control unit for sending a signal for moving the sheet, wherein the display unit displays the table according to the display signal during movement of the sheet. A first portion and a second portion of the use data first
An electronic blackboard device, which alternately displays at a cycle consisting of the display timing and the second display timing.