JP2010128444A - Surface emitting display - Google Patents

Abstract

<P>PROBLEM TO BE SOLVED: To provide a laterally long surface emitting display which properly receives light from a light emitting part with less waste of materials when it is installed at a high position on the ground. <P>SOLUTION: In a surface emitting display 1, a laterally-long surface emitting display part 6 having a plurality of LED elements 4 displaying messages of characters and figures or the like, and a control part 7 for controlling light emission of the LED elements 4 are arranged. A front blank space part 11 is provided on which a light receiving part 10 of an infrared ray emitted from a remote controller is provided between a frame and the display on both right and left sides of the display part 6. The light receiving part 10 is arranged apart from the frame on the front blank space part 11 receiving no infrared ray emitted by the display part 6. <P>COPYRIGHT: (C)2010,JPO&INPIT

Description

The present invention relates to a horizontally-oriented surface-emitting display with a display surface on which a large number of LED elements for displaying messages such as characters and figures are arranged, in particular, control for controlling light emission of the LED elements. The present invention relates to a technique capable of accurately receiving a command signal to a unit when the command signal is emitted from a light emitting unit of a remote controller.

As a surface-emitting display that is installed in various facilities such as roads, buildings, shops, stadiums, etc., or outdoors and indoors, to display advertisements and guidance with display of characters etc.
There is a surface-emitting display with a display surface on which a number of LED elements (light-emitting bodies) for displaying messages such as characters and figures are arranged as the front surface. (For example, patent document 1).

In this patent document 1, an eye-catching line for catching eye-catching in an inner region surrounded by a casing 2 that controls the outer periphery is a large number of LED elements for displaying messages such as characters and figures (
Are arranged in an annular shape so as to surround the display surface on which the light emitters are arranged.
JP-A-11-167359

This type of surface-emitting display has a horizontally long shape when displaying a message such as a character or a figure, or when adopting a display method in which the message moves in the horizontal direction. Moreover, in order to make a display surface visible to passers-by, passers-by may be installed at an overhead position or higher. In this case, in consideration of operability, there may be a configuration in which the light receiving unit is provided so that the command signal to the control unit that controls the light emission of the LED element is performed by the light emitted from the light emitting unit of the remote controller. However, even when installed at a high position on the ground as described above, it is important that the light receiving unit can accurately receive light from the light emitting unit.

This type of horizontally-oriented surface-emitting display has a large size such that the horizontal direction is 2500 mm and the vertical direction is 500 mm, and includes a display surface on which a large number of LED elements (light-emitting bodies) are arranged and an eye-catching LED element. When providing, the form by which the LED element for eye catches is arranged in the vertical direction on the left side and / or the right side of a display surface as a preferable form is employ | adopted.

In this case, in order to reduce the waste of material as much as possible, a frame (corresponding to the housing 2 of Patent Document 1) surrounding the display surface and the periphery of the eye catching LED element is close to the display surface in the upper and lower portions. In this configuration, no extra blank portion is left.

The present invention can reduce the waste of material as much as possible, and can accurately receive light from the light emitting section even when installed at a high position on the ground as described above. A horizontally long surface-emitting display is provided.

The surface-emitting display device according to the first aspect of the present invention has a translucent front plate surrounded by a quadrilateral frame composed of upper, lower, left and right sides, and displays a message such as a character or a figure on the back side of the translucent front plate. In a surface-emission type display in which a horizontally-elongated surface-emitting display unit in which a plurality of LED elements are arranged and a control unit that controls light emission of the LED elements are arranged, on the left side and the right side of the display unit Is formed between the frame and a front blank portion in which an infrared light receiving portion emitted from a remote controller is arranged as a command signal to the control portion, and the light receiving portion is separated from the infrared light emitted from the display portion and It is characterized by being arranged toward the front surface in the front blank portion at a position off the frame.

In the surface-emission display according to a second aspect of the present invention, in the first aspect of the present invention, the LED elements for eye catching are arranged in the vertical direction at a position away from the display unit in the front blank portion, and the light receiving unit is connected to the display unit. And the display unit and the eye catching LED element which are out of the infrared rays from the eye catching LED element.

The present invention has a configuration in which the frame surrounding the periphery of the display unit is close to the display unit in the upper and lower parts and does not leave an extra blank part in this part, that is, in a form that minimizes waste of materials, Even when installed at a high position on the ground, the infrared light emitted from the remote controller is not blocked by the surrounding frame, and can be received accurately. In addition, by arranging the LED elements for eye catch on the left and right sides of the display part,
While the viewing angle of the light receiving unit is set wide, there is no malfunction caused by infrared rays from the display unit and the eye catching LED element, and stable control by the remote controller can be performed.

The surface-emitting display device of the present invention is surrounded by a quadrilateral frame consisting of upper, lower, left and right sides of the translucent front plate, and displays messages such as characters and figures on the back side of the translucent front plate. In a surface-emitting display unit in which a horizontally long surface-emitting display unit in which a plurality of LED elements are arranged and a control unit that controls light emission of the LED elements are arranged, A front blank portion is formed between the frame and an infrared light receiving portion emitted from a remote controller as a command signal to the control portion, and the light receiving portion is separated from the infrared light emitted from the display portion and the frame. An embodiment of the present invention will be described below, in which the front blank portion is disposed toward the front surface at a position deviated from the front surface.

An embodiment of the present invention will be described. 1 is a front view of a surface-emitting display according to the present invention, FIG. 2 is a top view of the surface-emitting display according to the present invention, and FIG. 3 is a bottom view of the surface-emitting display according to the present invention. Is a left side view of the surface-emitting display according to the present invention, FIG. 5 is a right-side view of the surface-emitting display according to the present invention, and FIG. 6 is a rear view of the surface-emitting display according to the present invention. Is an enlarged view of the AA cross section of FIG. 1, and FIG. 8 is an enlarged view of the upper part of FIG.

In the figure, reference numeral 1 denotes a surface-emitting display device according to the present invention, and the surface-emitting display device 1 is surrounded by a quadrilateral frame 3 having a translucent front plate 2 that includes upper, lower, left and right sides. Yes. And frame 3
A plurality of LED elements 4 for displaying messages such as characters and figures are arranged on the front surface of the printed wiring board 5 on the back side of the translucent front plate 2 in the region surrounded by A surface-emitting display unit 6 is formed. Furthermore, in a region surrounded by the frame 3, a control unit 7 that controls the light emission of the LED element 4 is attached to the support plate 8 on the back side of the surface-emitting display unit 6, that is, on the back side of the printed wiring board 5. Arrangement. The support plate 8 forms a substrate of the surface light emitting display 1 and is coupled by screws or the like so as to support the frame 3 and the printed wiring board 5 at the upper, lower, left and right portions thereof.

The surface-emitting display 1 of the illustrated embodiment has a horizontally long shape with a horizontal width of about 2500 mm, a vertical height of about 580 mm, and a depth thickness of about 100 mm, and a frame 3 in a front view. The width H is about 40-50 mm. The printed wiring board 5 may have a single horizontally long shape. However, if the surface-emitting display 1 has a large front surface as in the embodiment, the cost increases. Therefore, the printed wiring board 5 may be composed of a plurality of printed wiring boards. Good. For example, a configuration in which three printed wiring boards having the same size are arranged vertically can be arranged in a plurality of rows in the left-right direction.

In close contact with the front peripheral edge of the front plate 2 to close the gap between the front peripheral edge of the front plate 2 and the frame 3,
A transparent waterproof film 9 is affixed over the inner surfaces of the upper, lower, left and right sides of the frame 3, and this waterproof film 9 prevents rainwater from entering the inside of the surface-emitting display 1 from the front, top, bottom, left and right. ing. When attaching the surface-emitting display 1 to a building wall or the like, a sealing material is interposed between the wall of the building and the frame 3 so that rainwater does not enter from the back surface of the surface-emitting display 1. Can be attached. When the surface-emitting display 1 is lifted overhead by a support stand or the like, a back plate having a size that covers the back surface of the surface-emitting display 1 is placed on the top, bottom, left, right, and right of the frame 3 with a sealing material. Just attach to the side.

The LED element 4 of the display unit 6 is close to the frame 3 that surrounds the periphery in the upper and lower portions thereof, and is configured so as not to leave an extra blank portion in the upper and lower portions, so that waste of material is reduced as much as possible. Further, on the left side and the right side of the display unit 6, a front surface is disposed between the display unit 6 and the frame 3 and an infrared light receiving unit 10 emitted from a remote controller (not shown) as a command signal to the control unit 7. A blank portion 11 is formed.

In the illustrated form, the front blank portion 11 is formed with an eye catch portion 12 in a vertical direction substantially parallel to the right and left sides of the frame 3 at a position away from the display portion 6 and away from the frame 3. Part 11 is effectively used. The eye catcher 12 is for collecting public attention.
A plurality of eye catching LED elements 13 are arranged in the vertical direction so as to emit light stronger than the display unit 6. LED element 4 of display unit 6 and eye catching LE
The D element 13 is close to the frame 3 that surrounds the upper and lower portions thereof, and is configured so as not to leave an extra blank portion in the upper and lower portions.

An illuminance sensor 14 that detects the illuminance around the surface-emitting display 1 is disposed in the front blank portion 11 below the light receiving unit 10 so as to face the front. Based on the detection of the illuminance sensor 14, the control unit 7 increases the luminance of the LED element 4 in the daytime when the surroundings are bright, and decreases the luminance of the LED element 4 in a situation where the illuminance of the surroundings decreases such as evening or nighttime. Control.

The control unit 7 has a predetermined operation program, and in response to an infrared command signal emitted from a remote controller (not shown), the LED element 4 of the display unit 6 causes a predetermined character / graphic or the like to be transmitted. Light emission control for displaying a message is performed. Further, based on the detection by the illuminance sensor 14, the luminance control of the LED element 4 is performed as described above. Further, control is performed to cause the eye catching LED element 13 to emit light intermittently with a predetermined light emission pattern.

The light receiving unit 10 receives an infrared ray emitted from the light emitting unit of the remote controller, and the control unit 7 performs an operation based on the command. From the LED element 4 of the display unit 6 or the eye catching LED element 13. It is not preferable that the control unit 7 operates by receiving the emitted infrared rays. In addition, even when the surface-emitting display 1 is installed at a high overhead position, it is not preferable that the infrared rays emitted from the light emitting unit of the remote controller are blocked by the frame 3.

Therefore, in the embodiment in which the light receiving unit 10 is disposed in the front blank portion 11 but the eye catch unit 12 is not provided, the light receiving unit is located at a position that is out of the infrared rays emitted from the LED elements 4 of the display unit 6 and out of the frame 3. 10 is arranged toward the front.

Further, as shown in the drawing, in the form in which the eye catching portion 12 is arranged in the vertical direction along the right side of the frame 3 away from the display portion 6 in the front blank portion 11, the light receiving portion arranged in the front blank portion 11. 10 is an intermediate position between the display unit 6 and the eye catching LED element 13,
In this configuration, the display unit 6 and the eye catch unit 12 are arranged at positions that are out of the infrared rays emitted from the display unit 6 and the eye catch unit 12 and out of the frame 3. The illustrated LED elements 4 in the right and left columns of the display unit 6 and the eye catching LED elements 1 in the left and right columns of the eye catch unit 12 are shown.
The light receiving unit 10 is disposed at a substantially central position between the light receiving unit 3 and the front blank portion 11 in a slightly obliquely forward direction.

With such a configuration, even when the surface-emitting display 1 is installed at an overhead position, the control unit 7 is controlled by the infrared rays of the LED element 4 of the display unit 6 and the LED element 13 for eye catching.
Does not operate, and infrared light emitted from a remote controller operated by a person standing on the ground is not blocked by the frame 3, and the light receiving unit 10 displays infrared light emitted from a remote controller operated by a person standing on the ground on the display 1. Light is accurately received over a wide range of the front surface, and the control unit 7 can perform a normal operation.

In addition, by arranging the light receiving unit 10 on the left and right of the display 1, infrared light emitted from the remote controller can be received over a wide range of the front of the display 1, and the display has an obstacle on the right or left side. Even if it is installed at a location, it can reliably receive infrared rays emitted from the remote controller without affecting the operation of the remote controller.

In addition, the light receiving unit 10 is located at an intermediate position between the display unit 6 and the eye catching LED element 13 at the lower part of the front blank portion 11 and is out of the infrared rays emitted from the display unit 6 and the eye catching unit 12. A configuration arranged at a position deviating from the above is also acceptable. Further, in order to check and check the control unit 7, the inspection window unit 15 that is opened and closed by a waterproof cover is provided on the frame 3 (the frame 3 on the right side in the drawing) close to the control unit 7. .

The present invention is not limited to the configurations shown in the above-described embodiments, and can be a surface-emitting display device including various configurations while maintaining the above basic form, and within the technical scope of the present invention. Various forms are included.

It is a front view of the horizontally long surface emitting display according to the present invention. It is a top view of the horizontally long surface emitting display according to the present invention. It is a bottom view of the horizontally long surface emitting display according to the present invention. It is a left view of the horizontally long surface emitting display according to the present invention. It is a right view of the horizontally long surface emitting display according to the present invention. It is a rear view of the horizontally long surface emitting display according to the present invention. It is an enlarged view of the AA cross section of FIG. It is an enlarged view of the upper part of FIG.

Explanation of symbols

DESCRIPTION OF SYMBOLS 1 ... Surface emitting type display device 2 ... Translucent front board 3 ... Frame 4 ... LED element of a display part 5 ... Printed wiring board 6・ ・ ・ ・ ・ Display 7 ・ ・ ・ Control 8 ・ ・ ・ Support plate 9 ・ ・ ・ Waterproof film 10 ・ ・ ・ Light receiving 11 ・ ・ ・ Front blank 12 ・ ・ ・・ Eye catch part 13 ・ ・ ・ ・ LED element for eye catch 14 ・ ・ ・ ・ Illuminance sensor

Claims (2)

The periphery of the translucent front plate is surrounded by a quadrilateral frame consisting of upper, lower, left and right sides, and a plurality of LED elements for displaying messages such as characters and figures are arranged on the back side of the translucent front plate In a surface-emission display in which a horizontally long surface-emitting display unit and a control unit that controls light emission of the LED element are arranged, the control unit is provided between the frame on the left side and the right side of the display unit. A front blank portion is formed in which an infrared light receiving portion emitted from a remote controller is arranged as a command signal to the front portion, and the light receiving portion is located on the front blank portion at a position outside the infrared ray emitted from the display portion and out of the frame. A surface-emitting display device characterized by being arranged toward the front. In the front blank portion, the eye catching LED elements are arranged in a vertical direction at a position away from the display portion, and the light receiving portion is separated from the infrared rays from the display portion and the eye catching LED element. The surface-emitting display device according to claim 1, wherein the surface-emitting display device is disposed at an intermediate position between the LED element for eye catching and the eye catching LED element.

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