JPH06282370A - Method and device for handwriting input - Google Patents

Abstract

PURPOSE:To display handwritten strokes on an input face with a simple structure and to easily erase them. CONSTITUTION:With respect to the method and the device for handwriting input where a character, a graphic, or the like written on an input part 1 with a writing tool or the like is electrically detected as input data, a display body 2 on which a pressured part is shown as a stroke at the time of pressuring for write and this stroke can be erased and from which the write input is transmitted to the input part 1 is arranged on the input part 1. The display body 2 has a film 9 freely peelably arranged on a sheet 8; and when the film 9 is pressured by write, the pressured part is closely brought into contact with the sheet 8 and is shown as the stroke on the surface of the film 9.

Description

Detailed Description of the Invention

[0001]

BACKGROUND OF THE INVENTION The handwriting input method and apparatus according to the present invention is used for handwriting input of characters, numbers, figures, symbols, signatures, etc. to various information processing devices. Input data such as letters, figures, symbols, signs, etc. written with a pen that does not come out of ink or something similar to it (writing instrument) is electrically input, and it is electrically processed to produce liquid crystal displays, cathode ray tubes, etc. It is displayed on the display unit, printed out by the printer, or stored in the storage unit.

[0002]

2. Description of the Related Art Various handwriting input devices used for inputting input data such as characters, figures, symbols and signs to various information devices have been developed. Main examples thereof include a pressure-sensitive input device as shown in FIG. 7, and a pressure-sensitive coordinate input device as described in, for example, Japanese Patent Publication No. 4-41373, for example, as described in Japanese Patent Publication No. 59-4753. There are various electromagnetic induction type coordinate input devices or electrostatic capacitance type input devices.

Among these, the pressure-sensitive handwriting input device shown in FIG. 7 is such that a carbon paste is printed on one surface of a urethane film A to form a conductive surface B, on which an insulating spherical microprojector (diameter) is formed. Around 300 μm) 1st with many C
Flexible conductive layer D and printed circuit board (glass epoxy board)
The second conductive layer G having the electric resistance surface F formed by printing the carbon paste on one surface of E is made to face each other so that the conductive surface B and the electric resistance surface F face each other.

In this handwriting input device H, a writing tool (usually ink-free pen) J is pressed against the upper surface (input surface) I of the first flexible conductive layer D as shown in FIG. , Sign, etc., along with the handwriting of writing instrument J
The flexible conductive layer D is deformed, and the conductive surface B of the portion (contactable portion) where the minute protrusions C are not present is brought into contact with the electric resistance surface F of the second conductive layer G to be electrically connected. And electric resistance surface F
The change in the electrical resistance between and is electrically detected by the electric circuit K in the same figure, the handwriting of the writing instrument J is processed as input data, and further the liquid crystal of FIG. 8 provided near the handwriting input device H. The display is made on the display L by the display plate or the display L by the cathode ray tube in FIG.

Incidentally, the information device shown in FIG. 8 has a handwriting input device H, a CPU necessary for processing data input from the handwriting input device H, a display unit L, a storage device, and various keys M associated therewith. The switch N etc. is a portable type housed in one housing O, data input from the handwriting input device H can be stored in a storage device in the device, and the information device is It is possible to electrically connect to an external processing device (not shown) with one touch, and the data stored in the internal storage device in the connected state is the CP described above.
U, the display unit L, an external processing device such as a storage device.

In the information processing system shown in FIG. 9, the handwriting input device H is separated from the computer P, the display L, the printer Q, the storage device R, other input devices (keyboard) S and the like related thereto. Is.

In the above-mentioned various handwriting input devices H, handwriting such as characters and symbols handwritten by the writing instrument J on the input surface I is also on the input surface I (actually, a liquid crystal display panel stored below the input surface). There are some that are displayed in and some that are not displayed.

In the handwriting input device in which the handwriting of the writing instrument J is not displayed on the input surface I, the handwriting cannot be erased.
If a writing instrument J such as a fountain pen, a ballpoint pen, or a pencil that has handwriting remains is used, the input surface I becomes dirty with the handwriting each time it is input, and the handwriting input later cannot be read. Therefore, a writing instrument that does not come out of ink (the shape of which is similar to a pen, but the tip of writing is plastic or metal, etc.) is usually used.

[0009]

In the handwriting input device in which the handwriting of the writing instrument J is displayed on the input surface I, the input handwriting can be confirmed as it is on the input surface I. Therefore, for example, when writing alphabets continuously in cursive form. Or, when entering multiple characters in succession or entering multiple symbols or numbers, such as when signing multiple characters in succession, the size of the entered characters or symbols, There is an advantage that it is easy to continuously write characters and symbols to be subsequently input while confirming the arrangement and the positional relationship on the input surface I. However, since a display device such as a liquid crystal display plate is required, the handwriting input device H becomes expensive or heavy. Also,
When the handwriting input device H is incorporated in a portable information device as shown in FIG. 8, there is also a problem that the liquid crystal display panel will be damaged unless care is taken in carrying and handling the information device.

In the handwriting input device in which the handwriting of the writing instrument J is not displayed on the input surface I, the size, arrangement, positional relationship, etc. of the input characters and figures cannot be confirmed on the input surface I, so the characters to be input subsequently There is a problem that it is difficult to input characters, symbols, etc. in a well-balanced manner in accordance with the previously input characters, figures, etc., or to input them in succession.

An object of the present invention is to enable the handwriting of a writing instrument handwritten on the input surface to be displayed on the input surface for confirmation, and to be able to easily erase the handwriting, even for continuous characters, complicated symbols or figures, etc. An object of the present invention is to provide a handwriting input method and an apparatus for the same, which can input data in a uniform size and arrangement.

[0012]

In the handwriting input method according to claim 1 of the present invention, as shown in FIG. 1, characters and figures written in a writing instrument or the like in the input section 1 are electrically detected as input data. In the handwriting input method as described above, when pressure is applied to the input unit 1 by the writing, the pressed portion appears as handwriting and the handwriting can be erased, and the writing input is transmitted to the input unit 1. It is characterized in that the input is performed through the display body 2 configured as described above.

In the handwriting input device according to the second aspect of the present invention, as shown in FIGS. 1 to 6, a character or a figure, etc., which is inscribed in the input section 1 by a writing tool or the like is electrically detected as input data. In the handwriting input device according to the present invention, when pressure is applied to the input unit 1 by the writing, the pressed portion is displayed as a handwriting and the handwriting can be erased, and the writing input is transmitted to the input unit 1. It is characterized in that the display body 2 configured as described above is arranged.

In the handwriting input device according to claim 3 of the present invention, as shown in FIG. 1, the film 9 is releasably arranged on the sheet 8 on which the display 2 is set on the input section 1. Then, when the film 9 is pressed by writing on the film 9, the pressed portion comes into close contact with the sheet 8,
The feature is that the close contact portion appears on the surface of the film 9 as a handwriting.

A handwriting input device according to a fourth aspect of the present invention is characterized in that the sheet 8 is a colored sheet as shown in FIG.

According to a fifth aspect of the present invention, the handwriting input device is characterized in that the sheet 8 is transparent, semi-transparent or opaque as shown in FIG.

The handwriting input device according to claim 6 of the present invention is characterized in that the sheet 8 has an adhesive property or an adhesive property as shown in FIG.

A handwriting input device according to a seventh aspect of the present invention is characterized in that the film 9 has an adhesive property or an adhesive property as shown in FIG.

In the handwriting input device according to claim 8 of the present invention, as shown in FIG. 1, the film 9 is transparent, semitransparent,
It is characterized by being opaque.

In the handwriting input device according to claim 9 of the present invention, as shown in FIG. 1, an insulating property is provided between the first flexible conductive layer 3 and the second conductive layer 4 provided opposite thereto. 1. A large number of the minute protrusions 5 are provided at minute intervals, the portion having the minute protrusions 5 as the non-contact portion 6, and the portion without the minute protrusions 5 as the contactable portion 7, the first flexible conductive layer 3 thereof. When the upper surface of the is pressed by writing with a writing instrument or the like, the pressed portion is deformed, and the first flexible conductive layer 3 and the second conductive layer 4 of the contactable portion 7 in the deformed portion come into contact with each other. It is characterized in that it is configured to conduct electricity.

[0021]

In the handwriting input method according to claim 1 of the present invention,
Characters, figures, etc. are written in the input unit 1 via the writing tool J that does not eject ink as shown in FIG. , The stroke of the writing tool J (handwriting) is displayed on the display body 2, and it is possible to confirm on the display body 2 what kind of character or symbol has been written at which position of the input section 1.
Therefore, it is possible to input a plurality of characters, figures, and the like on the same display body at uniform intervals and sizes.

In the handwriting input device according to the second aspect of the present invention, the display unit 2 is arranged on the input unit 1 and when the pressure is applied by writing, the pressed portion appears as a handwriting. When characters or figures are written on the film 9 of the display body 2 with the writing implement J that does not emit ink as shown in FIG. 1B, the imprint of the writing implement J (handwriting) appears on the display body 2 It is possible to confirm on the display body 2 what kind of characters and symbols have been written at which position on the body 2, and to input a plurality of characters and figures at the same spacing and size into the same display body. be able to.

Further, since the handwriting displayed on the display body 2 can be erased, it is possible to erase the unnecessary handwriting and rewrite characters and figures from the top of the display body 2, and to write repeatedly. You can

Furthermore, since the characters and figures written on the display body 2 are transmitted to the input section 1 below the display body 2, the written characters and figures are displayed. Even if the body 2 is present, it is surely input to the input unit 1.

In the handwriting input device according to the third aspect of the present invention, the display 2 arranges the film 9 on the sheet 8 in a peelable manner, and the film 9 is pressed by writing on the film 9. Then, the pressed portion comes into close contact with the sheet 8 and appears as a handwriting on the surface of the sheet 8. Therefore, when a character or a figure is written on the film 9 with the writing tool J that does not eject ink, the pressing mark of the writing tool J is pressed. Sticks to the sheet 8,
Since there is a difference in the light transmittance between this close contact portion and the other portion (non-contact portion) of the sheet 8 (the light transmittance of the close contact portion is lower than that of the non close contact portion), the close contact portion when viewed from the surface of the film 9. Appears to be dark, and the dark areas appear as handwriting.
Therefore, it is possible to easily confirm, on the film 9 of the display body 2, what kind of character or symbol is written at which position of the display body 2. In addition, the handwriting can be easily erased only by peeling the film 9 that is in close contact with the sheet 8 from the sheet 8.

In the handwriting input device according to the fourth aspect of the present invention, since the sheet 8 is a colored sheet as shown in FIG. 1, the writing instrument J that does not eject ink from the film 9 on the sheet 8 is used. When characters or figures are written, the pressing trace of the writing instrument J comes into close contact with the sheet 8, and the color of the sheet 8 at the close contact portion can be seen through the surface of the film 9 (represented as handwriting). In addition, since the color of the sheet 8 can be seen, the handwriting becomes clear and it is easy to see.

In the handwriting input device according to the fifth aspect of the present invention, as shown in FIG. 1, since the sheet 8 is transparent, semi-transparent or opaque, ink is ejected from above the film 9 on the sheet 8. When a character, a figure, or the like is written with the writing instrument J which is not present, the pressing trace of the writing instrument J comes into close contact with the sheet 8. In this case, whether the sheet 8 is transparent, semi-transparent, or opaque, the light transmittance differs between the contact portion and the non-contact portion of the sheet 8 as described above. And the contact area looks dark and appears as a handwriting.
Therefore, it is possible to confirm on the display body 2 what kind of characters and symbols are written at which position on the display body 2.

In the handwriting input device according to the sixth aspect of the present invention, since the sheet 8 is adhesive or cohesive, the film 9
Even if there is no adhesiveness or adhesiveness, by simply writing the input data on the film 9, the film 9 is brought into close contact with the sheet 8 and the handwriting of the input data is displayed on the surface of the film 9.

In the handwriting input device according to claim 7 of the present invention, since the film 9 has adhesiveness or adhesiveness, even if the sheet 8 does not have adhesiveness or adhesiveness, it is only necessary to write input data on the film 9. The film 9 is brought into close contact with the sheet 8 and the handwriting of the input data is displayed on the table of the film 9.

In the handwriting input device according to claim 8 of the present invention, since the film 9 is transparent, semi-transparent or opaque, the input data is written from above the film 9 on the sheet 8 so that the film 9 becomes a sheet. When closely attached to 8,
Whether the film 9 is transparent, semi-transparent or opaque, the contact portion and the other portion of the sheet 8 (non-contact portion)
Since there is a difference in the light transmittance between (1) and (2) (the light transmittance of the contact portion is lower than that of the non-contact portion), the contact portion looks dark when viewed from the surface of the sheet 8 and appears as a handwriting. Therefore, it is possible to confirm on the display body 2 what kind of characters and symbols are written at which position on the display body 2.

According to a ninth aspect of the present invention, in the handwriting input device, the input unit 1 is provided between the first flexible conductive layer 3 and the second conductive layer 4 facing the first flexible conductive layer 3 and has a small insulating property. A large number of the protrusions 5 are provided at minute intervals, a portion with the minute protrusions 5 is a non-contact portion 6, and a portion without the minute protrusions 5 is a contactable portion 7, and an upper surface of the first flexible conductive layer 3 thereof. When is pressed by writing letters, numbers, etc., the pressed portion is deformed, and the first flexible conductive layer 3 and the second conductive layer 4 of the contactable portion 7 in the deformed portion come into contact with each other. Because it is made to conduct,
The input unit 1 is unlikely to be damaged even when writing and erasing are repeated from above the display body 2 with a strong writing pressure.

[0032]

FIG. 1 is a block diagram showing an embodiment of a handwriting input method according to the present invention.
6 will be described. This handwriting input method is performed using the handwriting input device of the present invention. Specifically, when a desired character, figure, etc. (input data) is written with the writing tool J from above the display body 2 of those figures, the input data written by the writing tool is transmitted to the input section 1 and electrically. Is entered. At this time, the portion of the film 9 of the display body 2 which is pressed by the writing tool comes into close contact with the adhesive sheet 8 below, and the handwriting is displayed on the surface of the film 9.

Next, in order to erase the handwriting displayed on the display body 2, the film 9 may be pulled up in the direction of the arrow shown in FIG. 1 and the film 9 may be peeled off from the adhesive sheet 8, or as shown in FIG.
The film 9 may be peeled off from the adhesive sheet 8 by the method shown in FIGS. Further, the film 9 may be peeled from the adhesive sheet 8 by any other means.

[0034]

First Embodiment A first embodiment of the handwriting input device of the present invention will be described in detail with reference to FIG. This handwriting input device is composed of an input unit 1 shown in FIG. 1 and a display body 2 arranged thereon.

The input unit 1 of FIG. 1 is of a pressure sensitive type, and as shown in FIG. 1B, the input unit 1 is formed by printing a carbon paste on one surface of a urethane film 11 and forming a conductive surface 12.
Of the insulating spherical microprotrusion 5 (diameter 3
The first flexible conductive layer 3 provided with a large number of (about 00 μm) and the second conductive layer 4 having the electric resistance surface 14 formed by printing the carbon paste on one surface of the printed board (glass epoxy plate) 13. The surface 12 and the electric resistance surface 14 face each other so that they face each other, and the portion with the minute protrusions 5 is the non-contact portion 6 and the portion without the minute protrusions 5 is the contactable portion 7. As a result, the writing instrument J is drawn from above the first flexible conductive layer 3.
When a letter, a number, etc. is written in, the same pressure portion is deformed, and the conductive surface 12 of the first flexible conductive layer 3 and the electric resistance surface 14 of the second conductive layer 4 of the contactable portion 7 in the deformed portion. When they come into contact with each other and become conductive, the letters, numbers, etc. are electrically input.

As shown in FIG. 1A, the display 2 of FIG. 1 has a colored sheet 8 inside a frame of a plastic frame 15.
And a movable part 18 in which the film 9 is stretched in the frame of a plastic frame body 17, and the fixed part 16 is arranged and fixed on the input part 1.
A piece 19 of the movable part 18 is connected thereto by a hinge (not shown) so that the movable part 18 can be opened and closed in the direction of the arrow in the figure, whereby the movable part 18 is placed on the fixed part 16 or fixed. It can be separated from 16.

The above-mentioned sheet 8 may be of a self-adhesive type in which the sheet itself has an adhesive property, or of a type in which an adhesive is applied on a non-adhesive base sheet (other force adhesive type). As the self-adhesive type, for example, soft vinyl chloride or soft polyurethane can be used. As the other adhesive type, for example, as a base material sheet, polyester (semi-rigid vinyl chloride), polypropylene, polyethylene, high molecular weight polyethylene, polyurethane, soft vinyl chloride, non-woven fabric or the like (black is suitable) is used. A pressure-sensitive adhesive, for example, a paraffin-based, acrylic-based or styrene-based pressure-sensitive adhesive applied, can be used. The sheet 8 may itself have adhesiveness.

The sheet 8 may be colored (whether the material itself is colored or colored), and is transparent.
It may be translucent or opaque. When the sheet 8 is colored, the color may be white, black, or any other color. The film 9 may be transparent, translucent or opaque. In short, when the sheet 8 and the film 9 are in close contact with each other, a difference in light transmittance occurs between the close contact portion and the non-contact portion, and the close contact portion appears dark on the surface of the film 9 and appears as a handwriting. Anything will do as long as it is. Also, the combination of the sheet 8 and the film 9 is preferably such that the handwriting appears as clearly as possible and is easy to see.

The film 9 may be adhesive or adhesive. When these have adhesiveness or adhesiveness, the sheet 8 may be non-adhesive,
It may be non-adhesive.

When an opaque film is used as the film 9, for example, a film such as a plastic film or a sulfuric acid paper which is embossed (finely textured) on both the front and back surfaces or the back surface (lower surface) is used. used. As the plastic film, films of polyester, semi-rigid vinyl chloride, polypropylene, polyethylene, high molecular weight polyethylene, polyurethane, soft vinyl chloride and the like can be used.

Since the entire film and the sulfuric acid paper are embossed to be milky white and translucent, the color of the adhesive sheet 8 is not normally visible on the opaque film 9 (front), but is opaque. When characters or symbols are written on the film 9 with a writing instrument or the like, the portion of the opaque film 9 to which the writing pressure is applied adheres to the adhesive sheet 8 and the sheet of the adhered portion (handwriting portion) 8 is visible from the front of the opaque film 9. That is, the handwriting appears to appear on the surface of the film 9. This handwriting is an opaque film 9
Disappears when released from the adhesive sheet 8 (invisible from the surface of the opaque film 9).

Whichever material is used for the adhesive sheet 8 and the opaque film 9, if the input section 1 is a pressure-sensitive type, the writing pressure of the writing instrument described on the film 9 is sure. In addition, a flexible material having a thickness enough to be transmitted to the input unit 1 is used.

[0043]

Second Embodiment FIG. 2 shows a second embodiment of the handwriting input device of the present invention. In FIG. 2B, 1 is an input unit and 2 is a display body. The input unit 1 is of the same pressure-sensitive type as the input unit 1 of FIG. 1, but the display 2 is different from that of FIG. In this display body 2, an adhesive sheet 8 is directly attached on the pressure-sensitive input section 1, and an opaque film 9 stretched on a plastic frame body 20 is arranged on the pressure sensitive input portion 1 so as to be slightly separated from the sheet 8. Then, a thin plate-shaped erasing bar 21 is arranged between the film 9 and the sheet 8 so as to be horizontally slidable in the arrow direction of FIG.

In the display 2, when characters or symbols are written on the film 9 with a writing instrument as in the case of FIG. 1, the portion of the film 9 to which the writing pressure is applied becomes the adhesive sheet 8. The color of the sheet 8 in close contact with each other becomes a handwriting and appears on the surface of the opaque film 9. Then, when the erasing bar 21 in FIG. 2A is laterally slid in the direction of the arrow in the figure, the opaque film 9 is separated from the adhesive sheet 8 and the handwriting is erased.

[0045]

Third Embodiment FIG. 3 shows a third embodiment of the handwriting input device of the present invention. In FIG. 3, 1 is an input unit, 2 is a display body, and the input unit 1 is of the same pressure-sensitive type as the input unit 1 of FIG. The display body 2 has an adhesive sheet 8 attached to the upper surface of the input unit 1, and a vertically movable plastic frame body 22 having an opaque film 9 stretched thereon. This frame 2
2 is normally pushed up by a spring 24 incorporated in a supporting portion 23 mounted around the input portion 1 to separate the opaque film 9 from the adhesive sheet 8,
When the frame 22 is pushed down, the film 9 approaches the adhesive sheet 8 and is locked and locked (locked) at that position by a lock mechanism (not shown). When the release button 25 is operated, the lock is released and the spring is released. The opaque film 9 is pushed back to the position before the descent by 24 so that the opaque film 9 is separated from the adhesive sheet 8.

Then, in this display body 2, when the frame body 22 is pushed down and the opaque film 9 approaches the adhesive sheet 8, characters and symbols are written on the film 9 with a writing instrument or the like. The portion of the opaque film 9 to which the writing pressure is applied adheres to the adhesive sheet 8, and the color of the sheet 8 in the adhered portion becomes a handwriting and appears on the surface of the opaque film 9. Then, when the locking of the frame 22 is released and the frame 22 is pushed back upward, the opaque film 9 separates from the adhesive sheet 8 and the handwriting disappears.

[0047]

Fourth Embodiment FIG. 4 shows a fourth embodiment of the handwriting input device of the present invention. Reference numeral 1 in FIG. 4 is a pressure-sensitive input unit which is the same as the input unit 1 in FIG. 1, and reference numeral 2 is a display body arranged thereon. As shown in FIG. 4 (c), the display body 2 has a rectangular shape and has an opaque area larger than that of the adhesive sheet 8 on the adhesive sheet 8 in which the air storage grooves 25 are formed on both sides in the width direction. The film 9 is covered, and peripheral edges 26 on four sides thereof are adhered (sealed) to the peripheral edges of the sheet 8 to enclose a small amount of air therebetween. As shown in FIG. 4 (b), the display body 2 has an air reservoir groove 25 formed in the peripheral portion of the input section 1 as a receiving groove 2.
It is fitted in the terminal 7 and is arranged on the input section 1.

In the display body 2 shown in FIG. 4, when characters or symbols are written on the opaque film 9 with a writing instrument or the like, the portion of the film 9 to which writing pressure is applied adheres to the adhesive sheet 8, and The color of the adhesive sheet 8 in the close contact portion becomes a handwriting and is visible from the front side of the opaque film 9. Then, the opaque film 9 is traced with a human finger F as shown in, for example, FIG. The air is pushed out in the middle, and the air is squeezed by the finger F on the other side
Then, as shown in FIG. 4D, the opaque film 9 is pushed up by the air and separated from the adhesive sheet 8, and the handwriting disappears.

[0049]

Fifth Embodiment FIG. 5 shows a fifth embodiment of the handwriting input device of the present invention. Reference numeral 1 in FIG. 5 is the same pressure-sensitive input unit as the input unit 1 in FIG. 1, and reference numeral 2 is a display body arranged thereon. The display body 2 is made to be movable up and down by a drive mechanism (not shown) driven by the forward and reverse rotations of the micromotor MM. An adhesive sheet 8 is attached to the upper surface of the input unit 1 and the adhesive sheet 8 is attached. An opaque film 9 stretched over a frame 26 is arranged above the.

Then, in the display unit 2 of FIG. 5, the input section 1 is raised to bring the adhesive sheet 8 on the upper surface of the input section 1 closer to the bottom of the opaque film 9, and in that state, on the opaque film 9. When writing characters or symbols with a writing instrument or the like, the writing pressure portion of the opaque film 9 adheres to the adhesive sheet 8 as in the case of FIG. 1, and it can be seen as a handwriting from the front side of the opaque film 9. Then, when a button (not shown) is pressed, the micromotor MM rotates and the drive mechanism operates, the input unit 1 descends, and the adhesive sheet 8 attached to the upper surface thereof separates from the opaque film 9, Handwriting disappears. When the lowered input unit 1 comes into contact with the limit switch LS disposed therebelow, the micromotor MM reversely rotates, the input unit 1 moves up to the original position, and the write waiting state is set.

[0051]

Sixth Embodiment FIG. 6 shows a sixth embodiment of the handwriting input device of the present invention. This also has the display unit 2 arranged on the pressure-sensitive input unit 1 which is the same as the input unit 1 of FIG. In this display body 2, an adhesive sheet 8 stretched on a peripheral frame 27 is arranged on the input unit 1, and an opaque film 9 stretched on a peripheral frame 28 is arranged thereon as shown in FIG. 6 (b). It is arranged so that it can slide to the left and right.

In the display body 2 shown in FIG. 6, when characters or symbols are written on the opaque film 9 with a writing instrument or the like, the portion of the opaque film 9 to which the writing pressure is applied becomes adhesive as in the case of FIG. Of the opaque film 9 as a handwriting. Then, when the opaque film 9 is slid to the left or right as shown in FIG. 3B, the film 9 is separated from the adhesive sheet 8 and the handwriting disappears.

Although the input section 1 of each of the first to sixth embodiments described above is of the pressure sensitive type, the input section 1 of the present invention may be of a type other than the pressure sensitive type, for example, the electromagnetic type described in the conventional example. It may be an inductive coordinate input method, a capacitance type input method, an input method using ultrasonic waves, or any other input method.

The adhesive sheet 8 of the input unit 1 in the first to sixth embodiments may be attached by a replaceable type which can be replaced with a new one, or a fixed type which cannot be replaced. In the case of a replaceable type, the sticky sheet 8 may be adhered with an adhesive, or an adhesive may be applied to the back surface of the sheet 8 in advance, and a peeling body attached to the sheet 8 may be peeled off and adhered. It is convenient.

Further, the handwriting input device of the present invention is a handwriting input method incorporated in a portable information device as shown in FIG. 8 and its device is a handwriting to be combined with an external information processing device as shown in FIG. It can also be used as an input method and its device.

[0056]

The handwriting input method according to claim 1 and claim 2
The handwriting input device of has the following effects. ． Characters and figures handwritten from the top of the display are displayed as handwriting on the display, so even when you enter multiple characters or figures, you can enter them in the same size and arrangement, which is extremely convenient. Is. ． Simply write from the top of the display and it will be input to the input section, and handwriting will be displayed at the same time, so handling is simple. ． Since it is possible to erase the displayed handwriting, it is convenient to write over and over again from the top of the display.

The handwriting input device of claim 3 has the following effects. ． The structure of the display body is simple because the display body is composed of the sheet and the film arranged on the sheet in a peelable manner. ． It is cheaper, lighter, smaller, and easier to handle than a system that displays a handwriting by arranging a liquid crystal display panel inside the input section.
Hard to damage. ． It is small, lightweight and hard to damage, so it is suitable for use as an input device for portable information equipment. ． Even if the display body is damaged, it is easy to replace it, but the display body is inexpensive, so replacement cost is low.

In the handwriting input device of claim 4, since the sheet 8 is a colored sheet, the handwriting is displayed in the color of the sheet 8,
Handwriting becomes clear and easy to see.

In the handwriting input device according to the fifth aspect, the sheet 8 is transparent, semi-transparent or opaque. Therefore, in either case, there is a difference in light transmittance between the contact portion and the non-contact portion of the sheet 8 and the film 9. As a result, the adhered portion looks dark from the surface of the sheet 8 and the handwriting is clearly visible.

The handwriting input device according to claim 6 is the sheet 8
Has adhesiveness or adhesiveness, the adhesion of the film 9 to the sheet 8 is ensured.

In the handwriting input device according to the seventh aspect, since the film 9 has an adhesive property or an adhesive property, the film 8 is surely adhered to the sheet 8.

In the handwriting input device of claim 8, since the film 9 is transparent, semi-transparent, or opaque, a difference in light transmittance occurs between the contact portion and the non-contact portion of the sheet 8 and the film 9 in any case. As a result, the contact portion looks dark from the surface of the sheet 8, and the handwriting is clearly visible.

In the handwriting input device of claim 9, the input section is the first.
Since it is a pressure type in which the flexible conductive layer and the second conductive layer are opposed to each other with a large number of insulating microprotrusions interposed therebetween, the structure is simple, and even if the handling is rough, it is not easily damaged and is easily miniaturized. Therefore, it is suitable to be used by incorporating it in a portable information device.

[Brief description of drawings]

FIG. 1A is a schematic perspective view showing a first embodiment of a handwriting input method and an apparatus thereof according to the present invention, and FIG. 1B is a sectional view of the handwriting input method and an apparatus thereof.

FIG. 2A is a plan view showing a second embodiment of the handwriting input device of the present invention, and FIG. 2B is a sectional view of the same handwriting input method and the device.

3A is a schematic sectional view showing a third embodiment of the handwriting input device of the present invention, and FIG. 3B is a plan view of the same handwriting input device.

FIG. 4A is an exploded sectional view showing a fourth embodiment of the handwriting input device of the present invention, FIG. 4B is a sectional view of the handwriting input device in an assembled state, and FIG. 4C is a sectional view of the handwriting input device. A schematic plan view, (d) is a vertical section explanatory diagram of handwriting erasing of the handwriting input device.

FIG. 5 is a schematic sectional view showing a fifth embodiment of the handwriting input device of the invention.

6A is a schematic perspective view showing a sixth embodiment of the handwriting input device of the present invention, and FIG. 6B is a plan view of the same handwriting input device.

FIG. 7 is a sectional view showing an example of a conventional handwriting input device.

FIG. 8 is a perspective view showing an example of a portable information device incorporating a conventional handwriting input device.

FIG. 9 is an explanatory diagram showing an example of an information system incorporating a conventional handwriting input device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Input part 2 Display body 3 1st flexible conductive layer 4 2nd conductive layer 5 Microprojector 6 Non-contact part 7 Contactable part 8 Sheet 9 Film

 ─────────────────────────────────────────────────── ─── Continuation of front page (72) Inventor Taichi Konno 424-9 Hinode-cho, Isesaki-shi, Gunma Kanto Bussan Co., Ltd.

Claims (9)

[Claims] 1. A handwriting input method in which characters, figures, etc. written by a writing instrument or the like in the input section (1) are electrically detected as input data, wherein the input section (1) is
When pressed by the writing, the pressed portion appears as a handwriting, the handwriting can be erased, and the writing input is transmitted to the input unit (1) through a display body (2). A handwriting input method characterized by: 2. A handwriting input device in which a character, a figure, etc., which has been scratched into the input section (1) with a writing instrument or the like, is electrically detected as input data, on the input section (1), When the pressure is applied by the writing, the pressed portion is displayed as a handwriting, the handwriting can be erased, and the display body (2) arranged to transmit the writing input to the input unit (1) is arranged. A handwriting input device characterized by: 3. A film (9) is releasably arranged on a sheet (8) on which the display body (2) is set on the input section (1), and the film (9) is removed from above the film (9). When the film (9) is pressed by writing, the pressed portion is in close contact with the sheet (8), and the close contact portion is the same film (9).
The handwriting input device according to claim 2, wherein the handwriting input device appears on the surface of the handwriting. 4. The handwriting input device according to claim 3, wherein the sheet (8) is a colored sheet. 5. The handwriting input device according to claim 3, wherein the sheet (8) is transparent, translucent or opaque. 6. The handwriting input device according to claim 3, 4, or 5, wherein the sheet (8) has an adhesive property or an adhesive property. 7. The handwriting input device according to claim 3, wherein the film (9) has adhesiveness or adhesion. 8. The handwriting input device according to claim 3, wherein the film (9) is transparent, translucent or opaque. 9. The input portion (1) comprises an insulating microprojection () between a first flexible conductive layer (3) and a second conductive layer (4) provided opposite to the first flexible conductive layer (3). 5) are provided at a minute interval, the portion having the minute protrusions (5) is the non-contact portion (6), and the portion without the minute protrusions (5) is the contactable portion (7). When the upper surface of the flexible conductive layer (3) is pressed by writing with a writing instrument or the like, the pressed portion is deformed, and the first flexible conductive layer (3) of the contactable portion (7) in the deformed portion is deformed.
The handwriting input device according to claim 2, wherein the second conductive layer (4) and the second conductive layer (4) are brought into contact with each other to be conductive.