JPH0736389A - Display device - Google Patents

Abstract

PURPOSE:To read and write in a natural posture extending the spine by imaging an object for reading and writing, and displaying the image on the display face of an image display part on the nearly front position against the face of a person reading and writing. CONSTITUTION:A book 12 as an object for reading is opened and placed on a table on this side of a display device 1. The arm 7 of an image pickup part 8 is extended on this side, the image pickup part 8 is arranged over the book 12 so as to pick up an image, and adjustment of the position (angle) of the image pickup part 8, display magnification, a focus, and the like are performed by operating a handle, so as to clearly display the letter of the imaged book 12 reflected on a display 5. Next, reading is begun after adjusting the position of the display 5 on the nearly front position against the face of a seated user, namely nearly perpendicular to the plane loading the book 12 and a necessary height position, so that a user reading the book 12 in the seated condition can read the letter of the book 12 reflected on the display 5 in his natural posture with his spine extended.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a display device, and more specifically, when reading or writing at a school, at home or at work, etc., the character being read or the character being written is displayed at a position where it is easy to see. The present invention relates to a display device.

[0002]

2. Description of the Related Art Conventionally, for example, when reading or writing, in order to read or write a character at hand, it is apt to read or write in an unnatural posture with a rounded back.
This tendency is remarkable in reading and writing small letters, and in the case of people with poor eyesight and the elderly, reading and writing for a long time in such an unnatural posture increases the burden on the spine and intervertebral disc. It causes backache and stiff shoulders.

[0003]

SUMMARY OF THE INVENTION The present invention has been made in view of the above points, and an object thereof is to enable reading and writing in a natural posture and reduce the burden on the waist and shoulders. To do.

[0004]

In order to achieve the above-mentioned object, the present invention is constructed as follows.

That is, the display device according to the first aspect of the present invention comprises an image pickup section for picking up an image of an object to be read and written, and an image display section for displaying an image taken in from this image pickup section. The display surface of the image display unit is substantially vertical to the mounting surface on which the object is mounted, and
It is arranged at a required height position from the mounting surface.

A display device according to a second aspect of the present invention is the display device according to the first aspect, wherein a storage unit storing display data corresponding to illumination light and a storage unit of the storage unit. An image processing unit that projects illumination light from the display surface of the image display unit based on display data, and the position of the display surface is adjustable.

[0007]

According to the present invention as set forth in claim 1, an object to be read and written is imaged, and the image is displayed on the display surface of the image display unit located substantially in front of the face of the person reading and writing. As a result, you can read and write in a natural posture with your back stretched.

According to the second aspect of the present invention, since the illumination light can be projected from the display surface of the image display unit, it can be used as an illumination device.

[0009]

Embodiments of the present invention will now be described in detail with reference to the drawings.

FIG. 1 is a perspective view of an embodiment of the present invention, and FIG. 2 is a side view thereof.

The display device 1 of this embodiment is placed on a desk, and has a base plate 2 in the shape of a rectangular plate, a support column 3 extending from the support plate 2 in a vertical direction, and a support 3 bent from the support column 3. An arm 4 extending vertically, a liquid crystal display 5 as an image display unit attached to the tip of the arm 4, a support tube 6 extending from the middle of the support column 3 in parallel with the base plate 2, and extending from the support tube 6. The arm 7 and the imaging unit 8 attached to the tip of the arm 7 are provided.

The length of the bent arm 4 supporting the display 5 from the support column 3 can be adjusted as shown by the arrow A, and the degree of bending at the bent portion can be adjusted. Further, the display 5 is attached to the arm 4 so that the angle thereof can be adjusted as shown by an arrow B.

Further, the support tube 6 can be adjusted in height along the support column 3 and, as shown by an arrow C, can be adjusted in rotational position around the support column 3. The length of the arm 7 extending from the support tube 6 can be adjusted as indicated by the arrow D, and the imaging unit 8 can be adjusted with respect to the arm 7 as indicated by the arrow E. It is attached so that the imaging angle can be adjusted.
The imaging unit 8 is also equipped with an illumination lamp for illuminating an object to be imaged when the surroundings are dark.

The display device 1 is a device for picking up an image of a book or notebook, which is an object to be read and written, placed on a desk by the image pickup section 8 and displays the image on the display 5.
The display 5 is substantially vertical to a placement surface (top plate of a desk) on which a book or notebook is placed, and has a required height corresponding to the front of the face of a sitting user who is reading and writing. It is arranged in a position.

FIG. 3 is a block diagram showing the internal structure of the display device 1, and parts corresponding to those in FIGS. 1 and 2 are designated by the same reference numerals.

In the display device 1 of this embodiment, the image signal of the object 9 imaged by the image pickup section 8 is displayed on the display 5 at the set display magnification, and the image pickup section 8 substitutes the image signal for illumination. An image processing unit 11 that projects illumination light from the display 5 based on the display data of the ROM 10 that stores display data corresponding to light is provided.

The operation of reading or writing with the display device 1 having the above configuration will be specifically described.

First, the case of reading a book will be described with reference to FIG. The book 12 to be read is opened and placed on the desk in front of the display device 1. Arm 7 of the imaging unit 8
, The image pickup section 8 is arranged above the book 12 to take an image, and the position (angle) and the display magnification of the image pickup section 8 are set so that the characters of the imaged book 12 are clearly displayed on the display 5. Adjustment and focus adjustment are performed by operating a knob (not shown).

Next, a user in a sitting state reading the book 12 reads the characters of the book 12 displayed on the display 5
The position of the display 5 should be set at a position almost in front of the face of the sitting user so that the user can read in a natural posture with his back stretched.
That is, the reading is started after the book 12 is adjusted to a required height position which is substantially perpendicular to the placement surface on which the book 12 is placed.

As described above, since the display 5 is arranged almost in front of the face of the sitting user during reading,
The user does not need to look at the book 12 on the desk in an unnatural posture with the back curled up like in the conventional example, and only needs to look at the display 5 in the front, which enables reading in a natural posture. Compared to the conventional example, the burden on the waist and shoulders can be reduced.

As shown in FIG. 5, since the display magnification can be varied, small characters or difficult-to-read characters can be magnified and displayed for easy reading.

When the surroundings are dark, as shown in FIG. 6, the illumination lamp provided in the image pickup section 8 is turned on to take an image.

Next, the case of writing will be described with reference to FIG.

In this case, an image of the part being written is picked up by the pencil 13 or the like and displayed on the display 5, and the user can write while looking at the display 5 arranged almost in front of the face of the sitting user. It is possible to perform, and it is not necessary to look at the notebook 14 on the desk in an unnatural posture with a rounded back like in the conventional example, which allows writing in a natural posture, and compared to the conventional example, the waist and This will reduce the burden on the shoulders.

Further, the display device 1 of this embodiment can not only display the image picked up by the image pickup section 8 on the display 5, but also can project the illumination light from the display 5 as shown in FIG. It can be used. In this case, the image processing unit 11 reads the display data corresponding to the illumination light from the ROM 10 and causes the display 5 to project the illumination light.

As another embodiment of the present invention, the display device 1 is provided with a color display function so that the illumination light can be switched between various colors and selected, for example, a book being read is a pleasant story. If so, the illumination light may have a bright color such as orange, and if it is a scary story, the illumination light may have a dark color such as gray.

Further, the color of the illumination light may be changed at regular time intervals, for example, in the order of red->blue->green-> red ... Moreover, the display 5 may be detached from the main body and installed on the ceiling of the room so that it can be used as lighting for a disco or the like.

Although a liquid crystal display is used in the above-mentioned embodiment, an EL display, a plasma display or the like may be used as another embodiment of the present invention.

[0029]

As described above, according to the present invention, an object to be read or written is imaged and its image is displayed on the display surface of the image display unit located substantially in front of the face of the person reading or writing. Therefore, reading and writing can be performed in a natural posture with the back muscles stretched, and the burden on the waist and shoulders can be reduced compared to the conventional example.

Furthermore, by projecting illumination light from the display surface of the image display unit, it can be used as an illumination device.

[Brief description of drawings]

FIG. 1 is a perspective view of an embodiment of the present invention.

FIG. 2 is a side view of FIG.

FIG. 3 is a block diagram of the embodiment of FIG.

FIG. 4 is a perspective view showing a state during reading.

FIG. 5 is a perspective view showing a state in which a display magnification is enlarged.

FIG. 6 is a perspective view showing a state in which an illumination lamp of the imaging unit is turned on.

FIG. 7 is a perspective view showing a state during writing.

FIG. 8 is a perspective view showing a state of being used as an illumination device.

[Explanation of symbols]

DESCRIPTION OF SYMBOLS 1 Display device 5 Display (image display unit) 8 Imaging unit 10 ROM 11 Image processing unit

Claims (2)

[Claims] 1. An image pickup unit for picking up an image of an object to be read and written, and an image display unit for displaying an image taken in from the image pickup unit, the display surface of the image display unit being the target. A display device, wherein the display device is arranged substantially perpendicular to a mounting surface on which an object is mounted and at a required height position from the mounting surface. 2. A storage unit that stores display data corresponding to illumination light, and an image processing unit that projects the illumination light from the display surface of the image display unit based on the display data of the storage unit. The display device according to claim 1, wherein the display surface is positionally adjustable.