JPH1020293A - Display device - Google Patents

Abstract

PROBLEM TO BE SOLVED: To provide a display device not only easily attached or assembled in a structure body having a curved surface but also capable of changing display content, so that the effects of information display and publicity advertisement are improved. SOLUTION: A display panel 1 constituted by using ferroelectric liquid crystal having a storing function at a display element possesses a function processing and displaying an information signal inputted. Also, the display panel 1 is separated from a control part 30 controlling information displayed on the display panel 1, and is constituted of a thin film body and is bent along a three- dimensional curved surface.

Description

DETAILED DESCRIPTION OF THE INVENTION

[0001]

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a thin display device having a display unit having a storage function.

[0002]

2. Description of the Related Art Conventional display devices for information display, communication, and advertising include mainly an LED system, a liquid crystal system (TFT, STN), a CRT system, a poster, and a sticker.

[0003]

However, as the above-mentioned conventional display device, an LED system and a liquid crystal system (TF) are used.
T, STN) and the CRT method, it was impossible to bend due to the thickness and the mechanical properties of the display element itself due to the thickness of the display element itself and its use in a case. For this reason, there is a problem that it is difficult to attach to a structure having a curved surface.

[0004] Further, in the above-mentioned posters and stickers as the conventional display devices, the degree of freedom in mounting is large, but the display contents cannot be changed. Therefore, in order to change the contents, they must be manufactured each time. There was a problem that it had to be done.

SUMMARY OF THE INVENTION The present invention has been made in view of the above-mentioned problems, and an object of the present invention is to facilitate attachment or assembling to a structure having a curved surface.
It has a wider field of view than conventional flat display devices, and the degree of freedom in mounting or assembling is as large as conventional stickers and posters, allowing you to select the optimal display position and size, and to facilitate display contents. It is an object of the present invention to provide a display device which can be changed to the above and improves the effect of displaying information and advertising.

[0006]

According to a first aspect of the present invention, there is provided a display device comprising: a display panel including a display element formed of a ferroelectric liquid crystal having a storage function; It has a function of processing and displaying an input information signal and is separated from a control unit that controls information displayed on the display panel, and the display panel has a thin film structure and has a three-dimensional curved surface. It is characterized by bending along.

With this configuration, the display panel is separated from the control unit, and the display panel has a thin film structure, and is attached or assembled to a structure having a curved surface so as to bend along a three-dimensional curved surface. Becomes easier. For this reason, the field of view is wider than the conventional flat display device, the degree of freedom of mounting or assembling is as large as that of conventional stickers and posters, and the optimum display position and size can be selected, and the information display , The effect of advertising can be improved.

Further, the display panel itself has a storage function (display memory function), so that even if the supply of power is stopped, the information once received is displayed as it is. Then, after a certain period of time, the power is turned on, and under the control of the control unit, the information is again taken into the input side of the display panel and displayed after signal processing. Further, while the information is being displayed on the display unit, other information stored in the control unit is automatically displayed on the display unit after a predetermined time has elapsed. Therefore, the display contents can be easily changed, and the effect of information display and advertising can be improved.

In addition, since the display panel has a thin film structure, it can be easily attached with a double-sided tape or an adhesive.

In order to achieve the above object, a display device according to a second aspect of the present invention is the display device according to the first aspect, wherein the display panel is attached to a plurality of columns, respectively. Is controlled by at least one control unit.

[0011] With this configuration, not only can the same operation as the above-described invention of claim 1 be achieved, but also the display panel can be attached to a plurality of pillars such as a station, an event facility, a public space, etc. Used for advertising. In this case, since the plurality of display panels are controlled by at least one control unit, even if the power supply to the control unit is stopped, the information received once is displayed as it is, and the display panel is displayed for a certain period. After a lapse of time, the power is turned on and information is taken into the input side of the display panel under the control of the control unit, and this information is displayed after signal processing. Further, in a state where information is displayed on the display panel, other information stored in the control unit is automatically displayed on the display panel after a predetermined time has elapsed.

As described above, a plurality of advertisement contents can be displayed at several places at the same time. For this reason, the advertising effect can be improved.

According to a third aspect of the present invention, there is provided a display device according to the first aspect, wherein the display panel is provided in a curved space in a vehicle. I attached it to the curved surface.

With this configuration, not only can the same operation as the above-described invention of claim 1 be obtained, but also the curved surface space in the vehicle can be used effectively, so that the design and layout of other structural members are facilitated, Not only can you select the optimal advertising space, but it can be displayed on a large screen.

According to a fourth aspect of the present invention, there is provided a display device according to the first aspect, wherein the display panel is provided on a wall of a cylindrical elevator. It was attached to the curved surface.

With this configuration, not only can the same operation as the above-described invention of claim 1 be achieved, but also display panels can be attached to the upper and side curved surfaces of the door in the cylindrical elevator to display the total floor number, The present floor numerical value display and the advertisement display can be performed, the advertisement in the cylindrical elevator can be easily performed, and the travel time of the elevator can be effectively used.

According to a fifth aspect of the present invention, there is provided a display device according to the first aspect of the present invention, wherein the display panel is provided with a display light provided on a show window of a store. Used for the display surface.

According to this configuration, not only can the same operation as the above-described invention of claim 1 be achieved, but also the indicator lamp can be made thinner because its display surface is in the form of a film like a display panel. As a result, when it is placed on the show window, the installation space is small, the space on the show window is wide, and the conversation space between the clerk and the customer is wide. In addition, the display on the display surface can be changed in various ways to create a topic between the clerk and the customer, and to bring the customer's attention to the change in the display.

According to a sixth aspect of the present invention, there is provided a display device according to the first aspect, wherein the display panel is provided on a price shelf inside a wind case. Was used in the price display section for displaying the price of the product.

According to this configuration, not only can the same operation as the above-mentioned invention of claim 1 be achieved, but also the price display section can be made thin and small, and the price can be easily changed. Display memory function), it is not necessary to drive the display content at a constant period. Also, since the ferroelectric liquid crystal has a wide viewing angle due to the orientation relationship, the inclination of the price shelf also decreases. The permissible width can be increased as compared with a conventional display unit using liquid crystal such as nematic.

According to a seventh aspect of the present invention, there is provided a display device according to the first aspect of the present invention, wherein the display panel is provided on a wagon wheel on which a plurality of articles are mounted. It was used for a display unit for displaying at least the price of the item.

With this configuration, not only can the same operation as the above-mentioned invention of claim 1 be achieved, but also the display section can be made thinner in the form of a film as a display section using ferroelectric liquid crystal. As a result, a large screen can be easily created, and the storage function (display memory property) enables low power consumption. In addition, a memory and a memory controller are added to the circuit section, and several patterns of the basic screen are stored.
By exchanging the screen, the ability to appeal the screen is improved.

In order to achieve the above object, in the display device according to the invention of claim 8, in the display device of claim 1, the display of the display panel is changed by remote control of the control unit.

With this configuration, not only can the same operation as that of the first aspect of the present invention be achieved, but also when the remote control function is combined, the communication can be performed only at the time of change by the storage function. Becomes easier.

[0025]

Embodiments of the present invention will be described below with reference to the drawings.

(First Embodiment) FIGS. 1 to 6 show a display device according to a first embodiment of the present invention. 1 is an explanatory diagram of a configuration of a display device according to Embodiment 1 of the present invention, FIG. 2 is an explanatory diagram of a configuration of a display panel of the display device, and FIG. 3 is a configuration of a terminal device for information transfer and communication of the display device. FIG.

The display device according to the first embodiment of the present invention itself has a display panel 1 having a storage function (display memory property), and information switching of information such as images and characters on the display panel 1. An information generating device 2 for command control and an information transfer / communication terminal device 3 for transferring information and the like generated by the information generating device 2 to the display panel 1 are roughly constituted. .Communication terminal device 3
The display panel 1 is completely separated from the control unit 30. An input keyboard and a touch panel 4 are provided so that the information on the display panel 1 can be switched and the price can be changed in response to a request from the user.
-1, 4-2 can be connected via a connector (not shown).

The display panel 1 is in the form of a thin film (film) using ferroelectric liquid crystal (ferroelectric polymer liquid crystal).
It is about 0.5 mm thick and can be bent. The ferroelectric polymer liquid crystal is a side-chain type polymer liquid crystal in which rod-shaped ferroelectric liquid crystals are hung in an interdigital shape. The display panel 1 using this ferroelectric liquid crystal does not require an alignment film and has a color display. Various displays can be made by stacking filters. The ferroelectric liquid crystal is excellent in high-speed response, has memory properties, and has a high viewing angle. The display panel 1 using the ferroelectric liquid crystal itself has a storage function (display). Memory).

As shown in FIG. 2, the display panel 1 has a display section 20 using ferroelectric liquid crystal, and X and Y drivers 21 and 22 for driving information elements of the display section 20.
And an address selection attribute recognizing unit 23 that sends an information signal to the X driver 21 and an address selection attribute recognizing unit 24 that sends an information signal to the Y driver 22. The input sides of the address selection attribute recognizing units 23 and 24 Connected to connector 25.

As the information creating device 2, a personal computer or the like is used. In addition, the use of the dedicated controller 5 as the information transfer / communication terminal device 3 makes it possible to enhance its functionality.

As shown in FIG. 3, the dedicated controller 5 has a programmable controller (hereinafter referred to as PC) 10.
And line saving terminal devices 12A and 12B. The PC 10 includes a CPU 12 and the CPU 12
And an output unit 15 located on the output side of the CPU 12. The input unit 14 includes a connector 14A and an output unit 1.
5 has a connector 15A.

Each of the line saving terminal devices 12A and 12B includes a link terminal 16 with a built-in connector on the transmitting side and a link terminal 17 with a built-in connector on the receiving side.
The transmitting-side built-in connector type link terminal 16 has a parallel-serial converter (not shown) for converting a plurality of parallel signals input to the built-in connector type link terminal 16 into a serial signal. The link terminal 17 with a built-in connector on the receiving side has a parallel / serial converter (not shown) for converting a serial signal taken into the link terminal 17 with a built-in connector into a plurality of parallel signals. The signal line connection terminals of the built-in connector type link terminals 16 and 17 on the receiving side are connected by signal lines 18 and the connection terminals for plus and minus power are connected by power lines 19A and 19B. .

Then, one line saving terminal device 12A
Is a link terminal 17 with a built-in connector on the receiving side.
The connector of the link terminal 16 with a built-in connector on the transmitting side is connected to the connector section 14A of the input unit 14 of the PC 10. Also, the other line saving terminal device 12B
Is a link terminal 17 with a built-in connector on the receiving side.
Is connected to the connector section 15A of the output unit 15 of the PC 10, and the connector of the link terminal 16 with a built-in connector on the transmission side is connected to the connector 25 of the display panel 1.

Therefore, the information created by the information creating device 2 is taken as a parallel signal into the link terminal 16 with a built-in connector on the transmitting side of one of the line saving terminal devices 12A, and this parallel signal is converted by a parallel / serial converter. The signal is converted to a serial signal,
After that, the signal enters the receiving-side connector built-in type link terminal 17, is converted into a parallel signal by the parallel / serial converter, and is taken into the input unit 14 of the PC 10. In this way, in the PC 10, a plurality of pieces of information created by the information creating apparatus 2 are taken in and stored.

One of the plurality of pieces of information stored in the PC 10 is fetched from the output unit 15 of the PC 10 as a parallel signal into the connector-equipped link terminal 16 on the transmitting side of the other line saving terminal apparatus 12B. The signal is converted into a serial signal by a parallel-serial converter, enters a receiving-side built-in connector type link terminal 17 via a signal line 18, is converted into a parallel signal by the parallel-serial converter, and is input to the display panel 1. The information is displayed on the display unit 20 after the signal processing.

Since the display panel 1 itself has a storage function (display memory function), it receives the signal once even if the signal from the PC 10 is stopped (even if the power supply is stopped). Display information as is. After a certain period of time, the power is turned on and another one of the plurality of pieces of information stored in the information transfer / communication terminal device 3 is input to the input side of the display panel 1 in the same manner as described above. And
Other information is displayed on the display unit 20 after the signal processing. In a state where information is being displayed on the display panel 1, after a certain period of time, other information stored in the control unit 30 is automatically displayed on the display panel 1.

The display panel 1 is separated from the control unit 30, and the display panel 1 has a thin-film structure, and can be mounted or assembled on a structure having a curved surface so as to bend along a three-dimensional curved surface. It will be easier. For this reason, the visual field range is wider than the conventional flat display device, and the degree of freedom of mounting or assembling is as large as conventional pasting and posters, so that the optimum display position and size can be selected,
Improve information display and advertising effectiveness.

Since the display panel 1 itself has a storage function (display memory function), even if the supply of power is stopped, the information received once is displayed as it is.
Then, after a certain period of time, the power is turned on and under the control of the control unit 30, the information is again taken into the input side of the display panel 1 and displayed after signal processing. In a state where information is being displayed on the display panel 1, after a certain period of time, other information stored in the control unit 30 is automatically displayed on the display panel 1. Therefore, the display contents can be easily changed, and the effects of information display and advertising are improved. Moreover, since the display panel has a thin film structure, it can be easily attached with a double-sided tape or an adhesive.

As shown in FIG. 3, a dedicated controller is a programmable controller (hereinafter referred to as a PC).
10 and a line-saving terminal device 12A, 12B. In the present invention, information to be displayed on the display panel 1 is stored, and information is selected on the display panel 1. If the control device has the control unit 30 for displaying, a programmable controller (hereinafter, PC)
10) and a controller that does not use the line-saving terminal devices 12A and 12B.

Next, an example of use of the display device configured as described above will be described. As an example of using the display device,
Utilizing the fact that the display panel 1 is thin and can be bent, and has a storage function (display memory property) itself, as shown in FIG. The display panel 1 is attached to each of a plurality of columns 31 such as a public space and used for advertisement. In this case, the plurality of display panels 1 are controlled by at least one control unit 30. And
Even if the power supply of the control unit 30 is stopped, the information once received is displayed as it is. After a certain period of time, the power is turned on and another one of the plurality of pieces of information stored in the information transfer / communication terminal device 3 is input to the input side of the display panel 1 in the same manner as described above. Then, after the signal processing, other information is displayed on the display unit 20. Further, while the information is being displayed on the display unit 20, it is possible to automatically display other information stored in the control unit 30 after a predetermined time has elapsed.

As described above, a plurality of advertisement contents can be displayed at several places at the same time. For this reason, the advertising effect can be improved. Heretofore, as shown in FIG. 4 (2), a poster 90 for advertising was pasted on the column 31 and used for the advertising.

Another example of the use of the display device is that the display panel 1 is thin and can be bent, and that the display panel 1 itself has a storage function (display memory function). , As shown in (1) of FIG.
Curved space 33 which is a curved inner wall above door 32
Then, the display panel 1 is pasted and used for advertisement. Even in this case, even if the power supply is stopped, the information once received is displayed as it is. After a certain period of time, the power is turned on and another one of the plurality of pieces of information stored in the information transfer / communication terminal device 3 is taken into the input side of the display panel 1 in the same manner as described above. Then, after the signal processing, other information is displayed on the display unit 20.

Conventionally, as shown in FIG. 5 (2), a flat station name display panel 34 of LEDs is provided above the door 32 in the train, and a curved space 33 above the station name display panel 34 is used for advertisement. Although the poster 35 was pasted, in the display device of the present invention, by pasting only the display panel 1 on the curved space 33 as described above, the station name display and the advertisement are alternately performed on the display panel 1. It is possible to do.

As described above, since the curved surface space 33 can be effectively used, the design and layout of other structural members can be facilitated, and not only an optimum advertisement space can be selected, but also a display on a large screen becomes possible.

Another example of the use of the display device is that the display panel 1 is thin and can be bent, and that the display panel 1 itself has a storage function (display memory function). , Cylindrical elevator 3 as shown in FIG.
The display panel 1 is attached to the upper side and the side of the door 37 of the wall surface portion in 6, and the total floor number display, the current floor numerical value display, and the advertisement display are performed. Thus, the cylindrical elevator 3
By performing the advertisement within 6, the travel time of the elevator can be effectively used.

An input keyboard 4-1 (or touch panel 4-2) is connected so that the screen of the display panel 1 can be switched in response to a request from the user side.
This input keyboard 4-1 (or touch panel 4)
-2) is provided in the cylindrical elevator 36 and screen switching is performed, so that the space in the cylindrical elevator 36 can be effectively used for other purposes.

(Embodiment 2) FIG. 7A shows a display device according to Embodiment 2 of the present invention. The display device according to the second embodiment of the present invention is an indicator light. The indicator light 40 is placed on a show window 41 of a store. The indicator light 40 has a structure in which display surfaces 42 are attached to the front and rear of a frame 45 having legs 44. The display surface portion 42 is the same as that of the first embodiment described above.
Has the same configuration as that of the display panel 1 of the display device, and the other configuration is the same as the configuration of the display device in the first embodiment described above.

Therefore, the display surface portion 42 itself
Because of the storage function (display memory property), even if the power supply to the information transfer / communication terminal device 3 is stopped, the information once received is displayed as it is. After a certain period of time, the power is turned on and another one of the plurality of pieces of information stored in the information transfer / communication terminal device 3 is input to the input side of the display surface section 42, and the other information is input. Is displayed. Further, while the information is being displayed on the display surface portion 42, it is possible to automatically display other information stored in the control portion 30 on the display surface portion 42 after a certain time has elapsed.

As shown in FIG. 7 (2), a conventional indicator light is provided with four display surfaces 48 to 51 on the left, right, front and rear sides of a frame 47 having legs 46, and a light emitting body 52 is provided inside. This is a configuration provided, and when it is placed on the show window 41, the installation space is large.

An indicator light 40 as a display device of the present invention comprises:
Since the display surface portion 42 has a film shape like the display panel 1, it can be made thinner and smaller. As a result, when it is placed on the show window 41, the installation space is small, the space above the show window 41 is wide, and the conversation space between the clerk and the customer is wide. Further, the display on the display surface portion 42 is changed in various ways, thereby creating a topic between the clerk and the customer, and giving the customer attention to the change in the display.

Third Embodiment FIGS. 8 to 11 show a display device according to a third embodiment of the present invention. The display device according to the third embodiment of the present invention is a price display device for a product display shelf. In this price display device, as a display unit using a ferroelectric liquid crystal, the film-shaped thinner,
The price display is performed by paying attention to the display memory property. That is, a plurality of price shelves 45 are provided inside the wind case 44, and a plurality of articles 46 are placed on these shelves 45. The price of the articles 46 is displayed on the front of the price shelf 45. A price display section 47 to be displayed is attached using a double-sided tape 47A provided on the back surface thereof.

The price display section 47 is divided into a price numerical value display section 48 and a circle display section 49 as shown in FIG. 9, and the price numerical value display section 48 of the display device in the first embodiment described above. This has the same configuration as the display panel 1. A circle display section 49 is formed in the circuit section, and this circuit section has a price numerical value display section 48 as shown in FIG.
X and Y drivers 51 and 52 for driving the information elements of
It has an address selection attribute recognizing unit 53 for sending an information signal to the driver 51 and an address selection attribute recognizing unit 54 for sending an information signal to the Y driver 52. The input sides of the address selection attribute recognizing units 53 and 54 are parallel / serial. It is connected to a converter 55. The information generating position 2 is connected to the input / output port 43 connected to the parallel / serial converter 55 via the information transfer / communication terminal device 3.

Therefore, since the price numerical value display section 48 itself has a storage function (display memory function),
Even if the power supply is stopped, the information received once is displayed as it is. After a certain period of time, the power is turned on and another one of the plurality of pieces of information stored in the information transfer / communication terminal device 3 is taken into the input side of the circuit section of the price value display section 48. , The price value is changed. Also,
With the price numerical value displayed on the price numerical value display section 48, it is possible to automatically display another price numerical value stored in the control section 30 on the price numerical value display section 48 after a lapse of a predetermined time. It is.

The price display section 56 of the conventional display device is shown in FIG.
As shown in FIG. 2, a plurality of label insertion portions 5 are
8 are provided side by side, and these label insertion portions 58 are provided.
And a numeric label 59A, 59B, 59C is removably inserted into it. When changing the price value, one of the numeric labels 59A, 59B, 59C is replaced with another numeric label 59D. ing.

In this conventional display device, the numeric label 59
The change of D required human labor and the shape was large. In addition, when a liquid crystal such as a nematic is used, it is necessary to drive display contents at a constant period in order to maintain a display, and there is a problem that this liquid crystal display has a narrow viewing angle.

The price numerical value display section 48 as the display device of the present invention can be made thin and small, can easily change the price, and has a storage function (display memory function). It is not necessary to drive the display content periodically, and since the ferroelectric liquid crystal has a wide viewing angle due to the orientation relationship, the price shelf tilts and the conventional nematic liquid crystal display unit is used. The allowable width can be increased as compared with.

Further, as shown in FIG. 11, the price numerical value display section 48 of the price display section 47 can be displayed by using a seven-segment display in which ferroelectric liquid crystals are grouped into seven groups. In this case, the circuit section includes a driver 61 for driving the 7-segment display element 48A of the price / value display section 48, a selection attribute recognition section 63 for selecting an attribute of a segment for sending an information signal to the driver 61, The parallel connection connected to the input side of the selection attribute recognition unit 63
What is necessary is just to comprise the serial converter 65 and the input / output port 66, and a structure becomes simple.

The price numerical value display section 48 as a display device of the present invention makes the film using the ferroelectric liquid crystal light-transmitting type, thereby raising the price numerical value using the illumination of the wind case 44. Can be displayed.

(Embodiment 4) FIGS. 13 and 14 show a display device according to Embodiment 4 of the present invention. The display device according to the fourth embodiment of the present invention is a price display device for wagon car sales. In this price display device, as a display unit using a ferroelectric liquid crystal, price display is performed by focusing on the thinness of the film shape and the display memory property. That is, on the upper part of the wagon 66 on which a plurality of items 67 are placed, a display unit 68 for displaying the item name or figure of the item 67 and the price of the item 67 is provided.

The display section 68 has the same configuration as the display panel 1 of the display device in the first embodiment. The circuit section of the display section 68 includes X and Y drivers 71 and 72 for driving information elements of the display section 68, an address selection attribute recognition section 73 for sending an information signal to the X driver 71, as shown in FIG. , Y driver 72, and an address selection attribute recognizing unit 74. The input side of the address selection attribute recognizing units 73 and 74 is connected to a parallel serial converter 75, The remote control circuit 76 is connected to the device 75.

Therefore, necessary information is transmitted to the circuit section of the display section 48 by remote control, and after the signal processing in this circuit section, the name of the predetermined article 67 and the price of the article 67 are displayed on the display section 48. Is displayed. Since the display unit 48 itself has a storage function (display memory function), even if the supply of power is stopped, the name of the predetermined item 67 once received and the price of the item 67 remain unchanged. To be displayed. Then, after a certain period of time, the power is turned on and a plurality of pieces of information stored in the information transfer / communication terminal device 3, that is, a signal of a price change or a product name (graphic) change is taken into the input side of the circuit unit. , Price value or product name (or figure) is changed. Further, in a state where the name of the item 67 and the price of the item 67 are displayed on the display unit 48, after a lapse of a predetermined time, the item name of the other item 67 stored in the control unit 30 is automatically displayed. The price of the item 67 can be displayed on the display unit 48. When multi-purpose display is performed on the display section 48, a memory and a memory controller 7 are connected to the parallel / serial converter 75 of the circuit section.
6 may be added or a dedicated controller may be used.

In the conventional display device for wagon car sales, the price display has been manually changed. For this reason, it is time-consuming to change prices every moment depending on the sales time and to focus attention on products on other screens, and use a display device using liquid crystal such as CRT or nematic. Then, it is difficult to produce a large screen, the device becomes large, and the power consumption also becomes large, so that it has been difficult to put it to practical use.

The display section 68 as the display device of the present invention comprises:
As a display unit using ferroelectric liquid crystal, its film-like thickness can be reduced, and a large screen can be easily made.
In addition, because it has a storage function (display memory property),
Low power consumption can be achieved. Further, when the remote control function is combined, communication can be facilitated because communication under the storage function can be performed only at the time of change. In addition, a memory, a memory controller is added to the circuit section, or a basic controller is stored in a memory inside the dedicated controller in several patterns,
By exchanging the screen, the ability to appeal the screen is improved.

[0064]

As described above, according to the display device of the first aspect of the present invention, a display panel formed by using a ferroelectric liquid crystal having a storage function in a display element is provided with an input information signal. Has a function of processing and displaying, and is separated from a control unit that controls information displayed on the display panel, and the display panel has a thin-film structure and is capable of bending along a three-dimensional curved surface. Thereby, the display panel is separated from the control unit, and the display panel has a thin film structure and can be bent along a three-dimensional curved surface, so that the display panel is easily mounted or assembled on a structure having a curved surface. .
For this reason, the field of view is wider than the conventional flat display device, the degree of freedom of mounting or assembling is as large as that of conventional stickers and posters, and the optimum display position and size can be selected, and the information display , The effect of advertising can be improved.

Further, since the display panel itself has a storage function (display memory function), even if the power supply is stopped, the information once received is displayed as it is. Then, after a certain period of time, the power is turned on, and under the control of the control unit, the information is again taken into the input side of the display panel and displayed after signal processing. In addition, in a state where the information is displayed on the display unit, it is possible to automatically display other information stored in the control unit on the display unit after a predetermined time has elapsed. Therefore, the display content can be easily changed, and the effect of information display and advertising can be improved.

Further, since the display panel has a thin film structure, it can be easily attached with a double-sided tape or an adhesive.

According to the display device of the second aspect of the present invention, in the display device of the first aspect, the display panel is attached to each of a plurality of pillars, and the plurality of display panels are at least one. By controlling by the control unit, not only can the same effect as the above-mentioned invention of claim 1 be exerted, but also a display panel is attached to each of a plurality of pillars such as a station, an event facility, and a public space. In addition, it is used for advertising. In this case, since the plurality of display panels are controlled by at least one control unit, the information received once is displayed as it is even if the power supply to the control unit is stopped, and the display panel is controlled for a certain period of time. After a lapse of time, the power is turned on and information is taken into the input side of the display panel under the control of the control unit, and this information is displayed after signal processing. In addition, in a state where the information is displayed on the display unit, it is possible to automatically display other information stored in the control unit on the display unit after a predetermined time has elapsed.

As described above, a plurality of advertisement contents can be simultaneously displayed at several places. For this reason, the advertising effect can be improved.

According to a third aspect of the present invention, in the display device according to the first aspect, the display panel is attached to a curved space in the vehicle in accordance with the curved surface of the curved space. As a result, not only can the same effect as the above-described invention of claim 1 be achieved, but also the curved surface space in the vehicle can be effectively used, so that the design and layout of other structural members can be facilitated, and the optimal advertising space can be obtained. Not only can it be selected, but it can be displayed on a large screen.

According to the display device of the fourth aspect of the present invention, in the display device of the first aspect, the display panel is attached to a wall surface of the cylindrical elevator so as to conform to a curved surface of the wall surface. Thus, not only can the same effect as the above-mentioned invention of claim 1 be obtained, but also display panels can be attached to the upper and side curved surfaces of the door in the cylindrical elevator to display the total floor number and the current floor numerical value. ,
An advertisement can be displayed, advertising can be easily performed in the cylindrical elevator, and the travel time of the elevator can be effectively used.

According to the display device of the fifth aspect of the present invention, in the display device of the first aspect, the display panel is used as a display surface portion of a display light placed on a show window of a store. In addition to achieving the same effects as the effects of the first aspect of the present invention, the indicator light has a film-like display surface portion like the display panel.
Can be made thinner. As a result, when it is placed on the show window, the installation space is small, the space on the show window is wide, and the conversation space between the clerk and the customer is wide. In addition, the display on the display surface can be changed in various ways to create a topic between the clerk and the customer, and to bring the customer's attention to the change in the display.

According to the display device of the sixth aspect of the present invention, in the display device of the first aspect, the display panel is provided on a price shelf in a wind case and displays a price of an item. In addition to providing the same effect as that of the first aspect of the present invention, the price display section can be made thin and small, and the price can be easily changed. Display memory)
It is not necessary to drive the display content at a constant period because of the liquid crystal display. Also, since the ferroelectric liquid crystal has a wide viewing angle due to the relationship between the orientations, the inclination of the price shelf can be reduced by the conventional nematic. The allowable width can be made larger than that of a display unit using a liquid crystal as described above.

According to the display device of the present invention, the display panel displays at least a price of a wagon truck on which a plurality of items are placed. By using it for the display unit, not only the same effect as the effect of the invention of claim 1 described above can be obtained, but also the display unit is a display unit using ferroelectric liquid crystal.
The film can be made thinner, a large screen can be easily formed, and the storage function (display memory function) can be achieved, so that low power consumption can be achieved. Further, by adding a memory and a memory controller to the circuit section, storing several patterns of the basic screen, and replacing the screen, the appealing ability of the screen is improved.

According to the display device of the present invention, in the display device of the first aspect, the display panel changes the display by remote control of the control unit. In addition to achieving the same effect as the effect of the invention of the present invention, when the remote control function is combined, the communication under the storage function can be performed only at the time of change,
Communication becomes easy.

[Brief description of the drawings]

FIG. 1 is an explanatory diagram of a configuration of a display device according to a first embodiment of the present invention.

FIG. 2 is an explanatory diagram of a configuration of a display panel of the display device.

FIG. 3 is an explanatory diagram of a configuration of an information transfer / communication terminal device of the display device.

FIG. 4A is an explanatory diagram illustrating a state in which a display panel of the display device is attached to a plurality of pillars and display control is performed by a single control unit. (2) is an explanatory view of a state in which a conventional poster is attached to a pillar.

FIG. 5A is an explanatory view of a state where a display panel of the display device is attached to a curved space of a train. (2) is an explanatory view of mounting a display panel and a poster on a curved surface space of a conventional train.

FIG. 6 is an explanatory diagram showing a state where a display panel of the display device is attached to a curved surface of a cylindrical elevator.

FIG. 7A is a perspective view of a display device according to Embodiment 2 of the present invention. (2) is a perspective view of a conventional display device.

FIG. 8 is a perspective view of a window case provided with a display device according to Embodiment 3 of the present invention.

FIG. 9 is a configuration explanatory view of a display device according to Embodiment 3 of the present invention.

FIG. 10 is a diagram illustrating a configuration of a display panel of the display device.

FIG. 11 is a diagram illustrating the configuration of another display panel of the display device.

FIG. 12 is an explanatory diagram of a configuration of a display panel of a conventional display device.

FIG. 13 is a configuration explanatory view of a display device according to Embodiment 4 of the present invention.

FIG. 14 is an explanatory diagram of a configuration of a display panel of the display device.

[Explanation of symbols]

 DESCRIPTION OF SYMBOLS 1 Display panel 2 Information creation device 3 Information transfer / communication terminal device 30 Control part

 ──────────────────────────────────────────────────続 き Continued on the front page (72) Inventor Hiroyuki Nishi Inside Omron Co., Ltd. 10 Hanazono Todocho, Ukyo-ku, Kyoto-shi, Kyoto

Claims (8)

[Claims] 1. A display panel formed by using a ferroelectric liquid crystal having a storage function in a display element has a function of processing and displaying an input information signal and displaying information on the display panel. The display device is separated from a control unit for controlling the display panel, wherein the display panel has a thin-film structure and bends along a three-dimensional curved surface. 2. The display device according to claim 1, wherein the display panel is attached to each of a plurality of pillars, and the plurality of display panels are controlled by at least one control unit. 3. The display device according to claim 1, wherein the display panel is attached to a curved space in the vehicle so as to match the curved surface of the curved space. 4. The display device according to claim 1, wherein the display panel is mounted on a wall of the cylindrical elevator so as to conform to a curved surface of the wall. 5. The display device according to claim 1, wherein the display panel is used as a display surface of a display light placed on a show window of a store. 6. The display device according to claim 1, wherein the display panel is used as a price display unit provided on a price shelf inside a wind case and displaying a price of an item. 7. The display device according to claim 1, wherein the display panel is used as a display unit for displaying at least a price of an item in a wagon car on which a plurality of items are mounted. 8. The display device according to claim 1, wherein the display panel changes display by remote control of the control unit.