JPH01303864A - Electronic device - Google Patents

Abstract

PURPOSE:To confirm a read picture and to obtain excellent operability by providing a picture display section displaying the read picture. CONSTITUTION:When a copying machine main body 10a is run by a hand in the direction of arrow while being placed on an original face 17, an original picture is stored in a picture data memory 14 and displayed on a picture display section 11. That is, the picture data of one line read by a picture read section 13 is stored in the picture data memory 14 by the processing of a CPU 16. Then the picture data of one line stored in the picture data memory 14 is read at the CPU 16 by using an interrupt signal from the picture read section 13 and sent to the picture display section 11, where the data is displayed in a real time. Thus, the picture to be read is confirmed and excellent operability is obtained.

Description

DETAILED DESCRIPTION OF THE INVENTION [Field of Industrial Application] The present invention relates to an electronic device having an image reading function, a printer function, and a copying function.

[Prior Art] Conventionally, as a portable, traveling-type copying machine, the 9th
There is one shown in the figure. This snapshot a1 consists of an image reading section that reads the image 9, an image data memory that stores the read image data, and a printing section that uses this image (the image stored in the image data memory) and prints the image. It has a structure in which the reading head of the image reading section and the printing head of the printing section (both not visible in the figure) are arranged on the bottom part 1-J of the copying machine main body.

When copying, place the copying machine main body 1a on the document,
The document image is read by the image reading section while running by hand, the read image data is stored in the image data memory, and when printing, place the copying machine main body 1a on the paper to be printed, and as shown in the figure. By moving the main body 1a of the copying machine by hand while holding and fixing the ink ribbon with a finger, the stored image (image data) is printed in the printing section.

As described above, conventional copying machines do not have an image display section that displays a read image. Furthermore, none of the conventional independent image reading devices or independent printers has an image display section.

[Problems to be Solved by the Invention] Since the above-mentioned conventional copying machine cannot confirm the read image, [if you want to confirm it, it is necessary to make a test print, which is troublesome. Furthermore, in order to accurately read a desired location or to accurately print a desired area, careful positioning is required, and operability cannot be said to be good.

The present invention has been made mainly in view of the above circumstances, and it is possible to check a read image in an image reading device, a printer, or a copying machine, or to check an image printed at the time of printing. The purpose is to improve their operability.

[Means for Solving the Problems] In the present invention, in order to solve the above problems, an image reading device is provided with an image display section for displaying a read image.

Furthermore, the printer is provided with an image display section that displays the image to be printed.

Also, when reading a copy machine, the scanned image (
An image display section is provided for displaying an image and/or an image to be printed at the time of printing.

[Operation] In the image reading device having the above configuration, it is possible to perform an image reading operation while checking the image of the read document on the image display section. Therefore, the desired range can be read accurately, the accuracy of image reading is improved, and the operability is improved.

In the printer configured as described in item 1 above, printing operations can be performed while checking the image to be printed on the image display section.

With the copying machine configured as described above, it is possible to perform an image reading operation or a printing operation while checking the read image or the printed image on the double image display section.

As described above, since you can check the image that has been read or the image that will be printed, you can accurately read the area that you want to read, and also be able to accurately print the area that you want to print. The accuracy of reading or printing is improved, and the operability is improved.

[Example] Hereinafter, an example of the present invention will be described with reference to FIGS. 1 to 8.

1 to 6 show an embodiment of the electronic device according to claim 3, that is, a copying machine, and FIG. 1 is a perspective view of the copying machine 10 when reading an image, and FIG. 3 is a perspective view of the same image. FIG. 5, which is a perspective view at the time of printing, is a block diagram of the same circuit. As shown,
This copy! R10 is equipped with an image display section 11 such as a liquid crystal display panel on the upper surface of the copying machine main body 10a. Further, a keyboard 12 including a numeric keypad, cursor keys, etc. is provided on the top surface of the copying machine main body 10a.

As shown in the block diagram of FIG. 5, the circuit configuration of the copying machine 10 includes an image reading section 13 that reads an image of a document, an image data memory 14 that stores the read image data, and this image data memory. 4, a printing section 15 that prints an image based on the image data stored in 4; the aforementioned image display section 11 that displays the read image when reading an image, and displays the image to be printed when printing the image;
and a CPU (central processing unit) 16 that controls these
It is composed of etc. The reading head of the image reading section 13 and the printing head of the image printing section 15 are located on the bottom part 10 of the copying machine main body 10a in FIGS. 1 and 3.
It is located at b.

The copying operation by the copying machine 10 having the above configuration will be explained.

At the time of reading, as shown in FIG.
When placed on the document surface 17 and moved by hand in the direction of the arrow,
The original image is stored in the image data memory 14 and displayed on the image display section 11.

In other words, as shown in the time chart of FIG.
Through the process of U16, one line of image data read by the image reading unit 13 is stored in the image data memory 14 (for example, this is done in a processing time of about 0.2 ms), and at the same time, the image data from the image reading unit 13 is In response to an interrupt signal, one line of image data stored in the image data memory 14 is read out by the CPU 16 and sent to the image display section 11, where it is displayed in real time. The acquisition time for one line of data is, for example, about 2 to 4 rns. In this way, the image of the read document is displayed on the image display section 11 in real time. In this case, the image on the image display section 11 is displayed as the copying machine main body 10εt travels.
Scrolls in the opposite direction to the running direction and always displays the images read so far within the screen size.

Therefore, you can visually check which part of the image is being read in real time while editing, and as shown in Figure 2, you can easily check the vertical lines (a) displayed on the screen. By using the position as a landmark, you can easily identify where you want to start reading or where you want to finish reading.
Reading operability is significantly improved.

When printing, the copying machine main body 1 as shown in FIG.
0a on the paper 18 to be printed, press and fix one end of the ink ribbon with your finger, and run the copying machine body 10a by hand in the direction of the arrow.
At the same time as the image is printed in step 5, it is displayed on the image display section 11. That is, through processing by the CPU 16, one line of image data stored in the image data memory 14 is read out and printed by the printing section 15, and at the same time, the one line of image data is read out by an interrupt signal from the printing section 15. The image is sent to the image display section 11 and displayed in real time. In this way, the image to be printed is displayed on the image display section 11 in real time.

In this case, the image on the image display section 11 is displayed on the copying machine main body 10a.
As the machine moves, the image to be printed is always displayed within the screen size by scrolling in the opposite direction to the running direction. Therefore, you can perform printing operations while visually checking which part will be printed in real time. Also, as shown in Figure 4, the vertical lines (
By using the position (b) as a landmark, it is possible to easily identify the position at which printing is desired to start or the position at which printing is desired to end, and the operability of image printing is significantly improved.

The keyboard 12 provided on the copying machine main body 10a is a keyboard when the copying machine 10 is equipped with a personal computer function or a word processing function. computer,
It can be used as the display section of a word processor, and editing can be performed on the screen.

FIG. 7 is a circuit block diagram showing an embodiment of the electronic device, ie, the image reading device, according to claim 1. The configuration of this image reading device corresponds to the circuit configuration of the above-mentioned copying machine 10 shown in FIG. 5, excluding the printing section 15, and since the external parts are common, the same reference numerals are given and the explanation is omitted. do. The advantage of being able to operate while checking the read image when reading the image is similar to that of the copying machine 10 described above.

This image reading device can be used as an image reading device for inputting images into a personal computer, word processor, or the like. It can also be used as a facsimile image reading device.When reading multiple sheets one on top of the other like a facsimile, it is difficult to tell which document is being scanned, but this image reading device can easily I understand.

FIG. 8 is a circuit block diagram showing an embodiment of the electronic device according to claim 2, that is, a printer.

The configuration of this printer corresponds to the circuit configuration of the above-mentioned four copying machines 10 shown in FIG. Omitted. The effect of being able to operate while checking the printed image during printing is also similar to that of the copy a10 described above.

This printer can be used as a printer for printing image data from a personal computer, word processor, etc.

In the above description, the present invention has mainly been described as a portable type copying machine, an image reading device, or a printer, but an electronic device having the shape shown in FIG. 9 may also be used.

Furthermore, it is also possible to apply it to a stationary copying machine, an image reading device, or a printer.

[Effects of the Invention] As explained above, the present invention provides the following effects.

When reading an image with an image reading device or a copying machine, you can operate it while checking the read image, so you can accurately read the range you want to read, improving the accuracy of image reading, and making the operation easier. Improves sex.

In addition, when printing an image on a printer or copying machine, it is possible to operate it while checking the printed image, so the printed area can be printed accurately and the accuracy of image printing can be improved. Improved operability.

[Brief explanation of the drawing]

Fig. 1 is a perspective view of a copying machine showing one embodiment of the invention as claimed in claim 3 during reading, Fig. 2 is an explanatory diagram of how to use the same when reading, Fig. 3 is a perspective view when printing the same, and Fig. Figure 1 is an explanatory diagram of how to use the same when printing, Figure 5 is a block diagram of the circuit, Figure 6 is a time chart of the reading process, and Figure 7 is claim 1.
FIG. 9 is a circuit block diagram of an image reading device showing an embodiment of the invention of claim 2, FIG. 9 is a circuit block diagram of a printer showing an embodiment of the invention of claim 2, and FIG. Perspective view No. 10111 is a perspective view of a conventional copying machine. 10... Copying machine, 10 a... Copying machine main body, 11.
...Image display section, 13...Image reading section, 14...
・Image data memory, 15...printing section, 16...c
P.U.

Claims (1)

[Claims] 1. An image reading unit that reads an image, an image data memory that stores the read image data, and an image display unit that displays the read image when reading the image. electronic equipment. 2. An image data memory that stores image data to be printed, a printing unit that prints an image using the image data stored in the image data memory, and an image display unit that displays the image to be printed when printing the image. An electronic device characterized by comprising: 3. In an electronic device that includes an image reading unit that reads an image, an image data memory that stores the read image data, and a printing unit that prints an image using the image data stored in the image data memory, the image reading is performed. An electronic device comprising an image display section that displays an image read by the section. 4. The electronic device according to claim 3, wherein the image display section is an image display section that displays a read image when reading an image, and displays a printed image when printing an image. 5. The electronic device according to claim 1, 2, 3, or 4, wherein the image display section is an image display section that displays and scrolls the read image while reading it. 6. The electronic device according to claim 4, wherein the image display section is an image display section that sequentially scrolls the image immediately before being printed when printing the image.