JP2005275178A - Outdoor display unit - Google Patents

Outdoor display unit Download PDF

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JP2005275178A
JP2005275178A JP2004090702A JP2004090702A JP2005275178A JP 2005275178 A JP2005275178 A JP 2005275178A JP 2004090702 A JP2004090702 A JP 2004090702A JP 2004090702 A JP2004090702 A JP 2004090702A JP 2005275178 A JP2005275178 A JP 2005275178A
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plurality
louvers
outdoor display
light emitters
base
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Toshikazu Azuma
Etsuo Tanabe
敏二 東
悦男 田辺
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Koha Co Ltd
株式会社光波
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Priority to JP2004090702A priority Critical patent/JP2005275178A/en
Publication of JP2005275178A publication Critical patent/JP2005275178A/en
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    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
    • G09F9/33Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements being semiconductor devices, e.g. diodes
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F27/00Combined visual and audible advertising or displaying, e.g. for public address
    • G09F27/008Sun shades, shades, hoods or louvers on electronic displays to minimize the effect of direct sun light on the display
    • GPHYSICS
    • G09EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09FDISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00Illuminated signs; Luminous advertising
    • G09F13/20Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G09F2013/222Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent with LEDs

Abstract

PROBLEM TO BE SOLVED: To provide a display unit in which light emission of a luminous body is visually recognized and an angle of field is made large even when there is external light to the luminous body from the horizontal direction.
SOLUTION: The display unit is provided with: an LED substrate 3 on which a plurality of LED lamps 2 are arranged like a matrix; a base 4 having a plurality of openings 4a at positions corresponding to the plurality of LED lamps 2 and causing the plurality of LED lamps 2 to expose forward from the plurality of openings 4a by arranging the LED substrate 3 on the rear side; and a plurality of louver parts 5a erected on the base 4 so as to cover above each of the plurality of LED lamps 2 like an arc seen from the front, and the plurality of louver parts 5a are formed by continuing the plurality of louver parts 5a arranged in the horizontal direction and a low back part 5b is provided among the plurality of louver parts 5a.
COPYRIGHT: (C)2006,JPO&NCIPI

Description

本発明は、複数の発光体がマトリックス状に配列された屋外表示器に関する。 The present invention relates to an outdoor display in which a plurality of light emitters are arranged in a matrix.

バスの行先表示器や店舗の広告用に発光体としてLED(発光ダイオード)ランプを使用した屋外表示器が知られている(例えば、特許文献1参照。)。 LED as a light emitting material for the destination indicator and store bus advertising outdoor display using (light emitting diode) lamps are known (e.g., see Patent Document 1.).

特許文献1に示された屋外表示器は、バスの前部や後部等に設置されるものであり、複数のLEDランプがマトリックス状に配列されたLED基板と、複数のLEDランプに対応する位置に複数の開口を有し、LED基板を背面側に配置することにより、複数のLEDランプを複数の開口から前方に露出させたベースと、LEDランプの間を水平方向に仕切るようにベース上に立設された複数のルーバとを備える。 Outdoor indicator disclosed in Patent Document 1 is intended to be installed in the front and rear like a bus, a LED substrate on which a plurality of LED lamps are arranged in a matrix, a position corresponding to the plurality of LED lamps a plurality of openings in the LED board by placing on the rear side, a base is exposed to the front a plurality of LED lamps from a plurality of openings, between the LED lamps on base to partition a horizontal direction and a plurality of louvers which is erected. また、特許文献1には、他の屋外表示器として、各LEDランプに円筒状のフードを設けたものや交通信号機のように樋状のフードを設ける構成の表示器が示されている。 In Patent Document 1, as another outdoor displays, display of configuration in which the hood trough is illustrated as the LED lamp that is provided a cylindrical hood or traffic lights.

この表示装置によれば、ルーバによりLEDランプの斜め上方向からの外光を遮光するので、昼間の屋外使用に際しての視認性を低下させることがない。 According to this display device, since the light-shielding external light from an oblique upper direction of the LED lamp by louver, it does not lower the visibility of the time daytime outdoor use.
特開平9−54558号公報(段落0058,0072、図3) JP-9-54558 discloses (paragraph 0058,0072, 3)

しかし、従来の屋外表示器によれば、下方向からLEDランプの表示を見ようとすると、フードにより妨げれらるため、バスの行先表示器のように屋外表示器が目線より高い位置に設置されるような場合には、行先表示が見づらくなる。 However, according to the conventional outdoor display, when you see the display of the LED lamp from below, since hindered Reraru by food, outdoor display as destination indicator of the bus is installed higher than eye level in the case so that a is, destination display becomes difficult to see.

従って、本発明の目的は、外光があっても発光体の発光を明瞭に視認することができるとともに、近距離の視野角を大きくとることができる屋外表示器を提供することにある。 Accordingly, an object of the present invention, it is possible even if external light clearly visible the light emission of the light emitting element is to provide an outdoor indicator it is possible to increase the viewing angle of the short distance.

本発明は、上記目的を達成するため、水平姿勢と異なる姿勢で屋外に設置される屋外表示器において、複数の発光体がマトリックス状に配列された基板と、前記複数の発光体に対応する位置に複数の開口を有し、前記基板を背面側に配置することにより、前記複数の発光体を前記複数の開口から前方に露出させたベースと、前記複数の発光体の各々の上方を正面から見て弧状に覆うように前記ベース上に立設された複数のルーバ部とを備え、前記複数のルーバ部は、水平方向に並ぶ複数のルーバ部同士が連続して形成され、前記複数のルーバ部間に低背部を有することを特徴とする屋外表示器を提供する。 The present invention, in order to achieve the above object, the outdoor display installed outdoors in different poses and horizontal position, a substrate having a plurality of light emitters are arranged in a matrix, a position corresponding to the plurality of light emitters a plurality of openings, by placing the substrate on the back side, a base is exposed in front of the plurality of light emitters from said plurality of openings, from the front upper side of each of the plurality of light emitters and a plurality of louvers provided upright on the base so as to cover an arc when viewed, the plurality of louvers, a plurality of louvers portions arranged in the horizontal direction is formed continuously, said plurality of louvers providing outdoor display characterized by having a small height between the parts.

本発明の屋外表示器によれば、外光があっても発光体の発光を明瞭に視認することができるとともに、近距離の視野角を大きくとることができる。 According to the outdoor display of the present invention, it is possible to even the outer light clearly visible the light emission of the light emitting element, it is possible to increase the viewing angle of the short distance.

[第1の実施の形態] First Embodiment
図1、図2、図3は、本発明の第1の実施の形態に係る屋外表示器を示し、図1は斜視図、図2(a)は平面図、図2(b)は正面図、図2(c)は側面図、図2(d)は底面図、図3は要部拡大図である。 1, 2, 3 show an outdoor display apparatus according to a first embodiment of the present invention, FIG. 1 is a perspective view, FIG. 2 (a) is a plan view and FIG. 2 (b) is a front view , FIG. 2 (c) is a side view, FIG. 2 (d) a bottom view, FIG. 3 is a fragmentary enlarged view. この屋外表示器1は、水平姿勢と異なる姿勢で屋外に設置されるものであり、発光体として複数のLEDランプ2がマトリックス状に配列されたLED基板3と、複数のLEDランプ2に対応する位置に複数の開口4aを有し、LED基板3を背面側に配置することにより、複数のLEDランプ2を複数の開口4aから前方に露出させたベース4と、LEDランプ2の間を水平方向に仕切るようにベース4上に立設された複数のルーバ5とを備える。 The outdoor display 1 is intended to be installed outdoors in different poses a horizontal posture, the LED substrate 3 in which a plurality of LED lamps 2 are arranged in a matrix as an emitter, corresponding to a plurality of LED lamps 2 located in a plurality of openings 4a, by arranging the LED board 3 on the back side, a base 4 which is exposed to the front a plurality of the LED lamp 2 from a plurality of openings 4a, between the LED lamps 2 horizontal and a plurality of louvers 5 erected on the base 4 so as to partition the. ベース4は、複数の開口4aの各周辺に斜め下前方に傾斜した傾斜面4bを有する。 The base 4 has an inclined surface 4b which is inclined obliquely downward and forward to the periphery of the plurality of openings 4a.

ここで、屋外とは、建物の外に限らず、例えば、病院や駅等の待合室のような屋外に準ずるような場所を含むものである。 Here, outdoors and is not limited to the outside of the building, for example, it is intended to include places such as pursuant to the outdoors, such as a waiting room, such as hospitals and train stations. また、水平姿勢と異なる姿勢とは、鉛直姿勢に置くだけでなく、水平方向に対して傾斜した姿勢をも含むものである。 Moreover, the different postures the horizontal position, not only placed in a vertical position, but also includes an inclined position with respect to the horizontal direction. 発光体のマトリックス状の配列には、発光体が縦横に整列したもののほか、互い違いあるいは千鳥状に配置されたものを含む。 The matrix-like arrangement of the light emitters, in addition to those emitters are aligned vertically and horizontally, including those disposed in staggered or zigzag pattern. 発光体は、LEDランプのほか、ムギ球、豆球等の電球等の他の発光体を含む。 Light emitters include other LED lamps, wheat bulb, the other emitters of light bulbs such as beans sphere like.

ルーバ5は、複数のLEDランプ2の上方を正面から見て弧状に覆うように形成された複数のルーバ部5aと、複数のルーバ部5a間に設けられた低背部5bとを有する。 Louvers 5 includes a plurality of louvers 5a formed so as to cover an arc when viewed over the plurality of LED lamps 2 from the front, and a small height portion 5b provided between the plurality of louvers 5a. ルーバ部5aの先端面5cは、鉛直に対して傾斜し、外光を乱反射させる処理、例えば、梨地処理が施されている。 The distal end surface 5c of the louver portion 5a is inclined with respect to the vertical, the process to diffuse the external light, for example, satin finish is applied.

ベース4およびルーバ5は、耐候性および耐熱性に富む材料、例えば、ポリカーボネートからなり、射出成形等により一体成形されている。 Base 4 and the louvers 5 are materials rich in weather resistance and heat resistance, for example, a polycarbonate, is integrally molded by injection molding or the like.

各LEDランプ2は、上下のルーバ5間において上方に偏心して配置されている。 Each LED lamps 2 are arranged eccentrically upwards in between the upper and lower louver 5. LEDランプ2は、例えば、アンバー色を発色するLED素子と、例えば、エポキシ樹脂からなり、LED素子を封止し、発光光を所定の角度の指向性を有して出射する封止部20と、LED素子に駆動電源を供給し、LED基板3の回路パターンと接続するリード21,21とを備える。 LED lamp 2, for example, an LED element which develops an amber, for example, an epoxy resin, an LED element is sealed, a sealing portion 20 which emits luminescent light having a predetermined angle of the directional , and a lead 21, 21 to supply driving power to the LED element, connected to the circuit pattern of the LED substrate 3. 封止部20は、外形が正面から見て水平方向に長い楕円あるいは長円形状をそれぞれ有する。 Sealing portion 20, the outer shape having each a long oval or elliptical shape in the horizontal direction as viewed from the front.

図4は、LEDランプ2の出射角を示し、(a)は図3のX−X線に沿う断面図、(b)は図3のY−Y線に沿う断面図である。 Figure 4 shows the emission angle of the LED lamp 2 is a sectional view, (b) is a sectional view taken along the line Y-Y of Figure 3 taken along (a) the line X-X in FIG. ここで図3、図4中(イ)で示すLEDランプ2について説明する。 Here Figure 3, will be described LED lamp 2 shown in FIG. 4 (b). (イ)で示すLEDランプ2は封止部20により封止されたLED素子22を有し、このLED素子22の発光によるLEDランプ2からの出射光は、横方向から見ると、LEDランプ2の上方に設けられたルーバ部5aの先端面5cからLEDランプ2の下方に設けられたルーバ部5aの先端面5c間の角度θ 、例えば、72°の広がりで出射し、またLEDランプ2の左側の低背部5bからLEDランプ2の右下にある低背部5b間の角度θ 、例えば、106°の広がりで出射する。 LED lamp 2 shown in (b) has a LED elements 22 sealed by the sealing portion 20, light emitted from the LED lamp 2 by the light emission of the LED element 22, when viewed from the side, the LED lamp 2 angle theta 1 between the distal end surface 5c of the louver portion 5a provided from the distal end surface 5c of the louver portions 5a disposed above the lower LED lamps 2, for example, emitted by spread of 72 °, also LED lamp 2 angle theta 2 between the small height portion 5b in the left lower back 5b in the lower right of the LED lamps 2, for example, emits in the spread of 106 °. また、上面または底面から見ると、図4(b)に示すように、LEDランプ2からの出射光は、左右に隣接して設けられたLEDランプ2,2の上方の先端面5c間の角度θ 、例えば、120°の広がりで出射し、隣接して設けられたLEDランプ2,2の封止部20の先端間の角度θ 、例えば、146°の広がりで出射する。 Further, when viewed from top or bottom, as shown in FIG. 4 (b), the light emitted from the LED lamp 2, the angle between the upper front end surface 5c of the LED lamps 2, 2 provided adjacent to right and left theta 3, for example, emitted by the spread of 120 °, the angle theta 4 between the tips of the sealing portion 20 of the LED lamps 2, 2 provided adjacent, for example, it emits in the spread of 146 °. 角度θ 〜θ は、上記の角度に限定されるものではなく、LEDの種類や用途によって適宜変更されるものである。 Angle theta 1 through? 4 is not limited to the above angle, are those appropriately changed by the LED and the kind and the intended use.

(第1の実施の形態の効果) (Effect of the First Embodiment)
次に、第1の実施の効果を図5、図6および図7を参照して説明する。 Next, FIG. 5 the effects of the first embodiment will be described with reference to FIGS.
図5および図6は、第1の実施の形態に係る屋外表示器1と特許文献1に対応する表示器についての比較例であり、図5は、斜め上方から見た斜視図、図6は、斜め下方から見た斜視図、図7は、正面から外光が入射したときの反射を示す断面図である。 5 and 6 are comparative examples of the display unit corresponding to the outdoor display 1 and Patent Document 1 according to the first embodiment, FIG. 5 is a perspective view seen obliquely from above, Fig. 6 , perspective seen obliquely from below, and FIG. 7 is a sectional view showing the reflection when outside light incident from the front. 図5および図6は、上側7行を本実施の形態、下段3行を従来例により構成した比較例である。 5 and 6, this embodiment of the upper seven rows, which is a comparative example in which the lower three lines were constructed by the prior art.

第1の実施の形態によれば、各LEDランプ2の上方をルーバ部5aにより弧状に覆ったので、図5に示すように、下側3行の従来例よりもランプ2の隠れる領域が増えていることから分かるように、斜め上方からの外光がランプに照射してその反射光量が少なくなるので、LEDランプによる表示の視認性が向上する。 According to the first embodiment, since the above each LED lamp 2 is covered on the arc by the louver portions 5a, as shown in FIG. 5, increasing the area hiding of the lamp 2 than the conventional example of the lower three rows as it can be seen from that, since the external light from the obliquely upward reflected light amount decreases by irradiating lamp, the visibility of the display by the LED lamp can be improved.

ルーバ部5a間に低背部5bを設けたので、近距離から屋外表示器を見上げた場合、図6に示すように、下側3行の従来例よりもランプ2の見える領域が増えていることから分かるように、近距離の視野角を大きくすることができる。 Since the small height portion 5b is provided between the louver portions 5a, when looked up outdoor display at close range, as shown in FIG. 6, that is increasing the visible area of ​​the lamp 2 than the conventional example of the lower three rows as can be seen from, it is possible to increase the viewing angle of the short distance.

また、ルーバ部5aの先端面5cは、鉛直に対して傾斜しており、また、外光を乱反射させる処理が施されているため、外光による反射光が視野外に反射するので、LEDランプの発光光を認識しやすくなる。 Further, the distal end surface 5c of the louver portion 5a is inclined to the vertical, also, since the process of diffused reflection of external light is applied, since the light reflected by the external light is reflected out of the field of view, LED lamp easily recognize the emission light.

また、LEDランプ2がルーバ部5aの内面を明るく照射するため、夜間などにおいて近距離の表示の視認性が向上する。 Further, since the LED lamp 2 illuminates brightly the inner surface of the louver portions 5a, thereby improving the visibility of the short-distance view in such as at night.

また、図7に示すように、ベース4は、複数の開口4aの各周辺に斜め下前方に傾斜した傾斜面4bを有しているため、外光による入射光10の反射光11が視野外に反射するので、LEDランプの発光光を認識しやすくなる。 Further, as shown in FIG. 7, the base 4, since it has an inclined surface 4b which is inclined obliquely downward and forward to the periphery of the plurality of openings 4a, out-of-view the reflected light 11 of the incident light 10 due to external light since reflected, easily recognize the emission light of the LED lamp. これに対して、従来の屋外表示器のベース54に外光による入射光10が反射して入射方向に戻る方向の反射光12を出射するので、LEDランプの発光を認識しにくくなる。 In contrast, the incident light 10 due to external light to the base 54 of the conventional outdoor indicator emits direction of the reflected light 12 returning to the incident direction by reflection, it is difficult to recognize the emission of the LED lamp.

[第2の実施の形態] Second Embodiment
図8は、本発明の第2の実施に形態に係る屋外表示器のルーバを示す。 Figure 8 shows a louver outdoor display according to the second embodiment in the practice of the present invention. このルーバ5は、低背部5bを有し、正面側から見たときは、平板状である。 The louvers 5 has a small height portion 5b, when viewed from the front side is flat. このルーバ5によれば、低背部を有するため、視野角を大きくすることができ、これにより広い範囲で表示を視認することができる。 According to this louver 5, since it has a small height, it is possible to increase the viewing angle, thereby making it possible to view the display in a wide range.

[他の実施の形態] Other Embodiments
なお、本発明は、上記各実施例に限定されず、その要旨を変更しない範囲内で種々変更してもよい。 The present invention is not limited to the above embodiments may be variously modified within the scope not changing the gist thereof. 例えば、複数のLEDランプは、単色に限らず、2色以上のものを組み合わせてもよい。 For example, a plurality of LED lamps is not limited to a single color, or in combination of two or more colors. また、1つのLEDランプの中に同じ色または異なる色の複数のLED素子を含むものであってもよい。 Also, they may include the same color or different colors of a plurality of LED elements in one LED lamp. また、ベースの開口以外の面に穴をあけることにより、外光の反射を抑えることができる。 Further, by piercing the surface other than the opening in the base, it is possible to suppress the reflection of external light. また、ルーバ部は、上面あるいは正面から見たときに円形状、三角形状、台形状等の他の形状であってもよい。 Further, the louver section, a circular shape, a triangular shape, may be other shapes of trapezoidal shape when viewed from the top or front. これによれば、横方向からの外光があってもLEDランプの発光を視認することができ、視野角を大きくとることができる。 According to this, if there is external light from lateral can also visually recognize the emission of the LED lamp, it is possible to increase the viewing angle.

本発明の第1の実施の形態に係る屋外表示器の斜視図である。 It is a perspective view of the outdoor display apparatus according to a first embodiment of the present invention. 第1の実施の形態に係る屋外表示器を示す図であり、(a)は平面図、(b)は正面図、(c)は側面図、(d)は底面図である。 Is a diagram showing an outdoor display apparatus according to the first embodiment, (a) shows the plan view, (b) a front view, (c) is a side view, (d) is a bottom view. 第1の実施の形態に係る屋外表示器の要部拡大図である。 Is an enlarged view of the outdoor display apparatus according to the first embodiment. LEDランプの出射角を示し、(a)は図3のX−X線に沿う断面図、(b)は図3のY−Y線に沿う断面図である。 It indicates the emission angle of the LED lamp is a sectional view, (b) is a sectional view taken along the line Y-Y of Figure 3 taken along (a) the line X-X in FIG. 第1の実施の形態に係る屋外表示器1と特許文献1に対応する表示器についての比較図で、斜め上方から見た斜視図である。 In comparison diagram of the display device corresponding to the outdoor display 1 and Patent Document 1 according to the first embodiment, it is a perspective view from obliquely above. 第1の実施の形態に係る屋外表示器1と特許文献1に対応する表示器についての比較図で、斜め下方から見た斜視図である。 In comparison diagram of the display device corresponding to the outdoor display 1 and Patent Document 1 according to the first embodiment, it is a perspective view obliquely from below. 第1の実施の形態に係る屋外表示器1と特許文献1に対応する表示器についての比較図で、正面から外光が入射したときの反射を示す断面図である。 In comparison diagram of the display device corresponding to the outdoor display 1 and Patent Document 1 according to the first embodiment, a cross-sectional view showing the reflection when outside light incident from the front. 本発明の第2の実施に形態に係る屋外表示器のルーバを示す。 It shows the louver outdoor display according to the second embodiment in the practice of the present invention. (a)は平面図、(b)は正面図である。 (A) is a plan view, (b) is a front view.

符号の説明 DESCRIPTION OF SYMBOLS

1 屋外表示器2 LEDランプ3 LED基板4 ベース4a 開口4b 傾斜面5 ルーバ5a ルーバ部5b 低背部5c 先端面10 入射光11 反射光12 反射光20 封止部21 リード22 LED素子52 LEDランプ54 ベース55 ルーバ 1 Outdoor display 2 LED lamps 3 LED substrate 4 base 4a opening 4b inclined surfaces 5 louvers 5a louver portions 5b low back 5c tip surface 10 incident light 11 reflected light 12 reflected light 20 sealing portion 21 lead 22 LED element 52 LED lamps 54 base 55 louver

Claims (7)

  1. 水平姿勢と異なる姿勢で屋外に設置される屋外表示器において、 Outdoors display installed outdoors in different poses and horizontal position,
    複数の発光体がマトリックス状に配列された基板と、 A substrate having a plurality of light emitters are arranged in a matrix,
    前記複数の発光体に対応する位置に複数の開口を有し、前記基板を背面側に配置することにより、前記複数の発光体を前記複数の開口から前方に露出させたベースと、 A plurality of openings at positions corresponding to the plurality of light emitters, by placing the substrate on the back side, a base is exposed in front of the plurality of light emitters from said plurality of apertures,
    前記複数の発光体の各々の上方を正面から見て弧状に覆うように前記ベース上に立設された複数のルーバ部とを備え、 And a plurality of louvers provided upright on the base so as to cover an arc when viewed over the each of the plurality of light emitters from the front,
    前記複数のルーバ部は、水平方向に並ぶ複数のルーバ部同士が連続して形成され、前記複数のルーバ部間に低背部を有することを特徴とする屋外表示器。 It said plurality of louvers are formed in succession a plurality of louvers portions arranged in the horizontal direction, outdoor display characterized by having a small height between the plurality of louvers.
  2. 前記ベースは、前記複数の開口の各周辺に斜め下前方に傾斜した傾斜面を備えたことを特徴とする請求項1記載の屋外表示器。 Wherein the base, outdoor display according to claim 1, characterized in that an inclined surface inclined obliquely downward and forward to the periphery of the plurality of apertures.
  3. 前記複数のルーバ部は、先端面が外光を乱反射させる処理が施されたことを特徴とする請求項1記載の屋外表示器。 It said plurality of louvers are an outdoor display of claim 1, wherein the distal end surface is treated to diffuse the external light is applied.
  4. 前記複数のルーバ部は、先端面が鉛直に対して傾斜することを特徴とする請求項1記載の屋外表示器。 It said plurality of louvers are an outdoor display of claim 1, wherein the distal end surface is inclined with respect to the vertical.
  5. 前記複数の発光体は、外形が正面から見て水平方向に長い楕円あるいは長円形状を有することを特徴とする請求項1記載の屋外表示器。 Wherein the plurality of light emitters, outdoor display according to claim 1 characterized by having a long oval or elliptical shape in the horizontal direction as viewed outer shape from the front.
  6. 前記複数の発光体は、上下の前記ルーバ部間において上方に偏心して配置されたことを特徴とする請求項1記載の屋外表示器。 Wherein the plurality of light emitters, outdoor display of claim 1, wherein the disposed eccentrically upwards between and below the louvers.
  7. 前記複数の発光体は、LEDランプであることを特徴とする請求項1記載の屋外表示器。 Wherein the plurality of light emitters, outdoor display of claim 1, wherein it is a LED lamp.
JP2004090702A 2004-03-25 2004-03-25 Outdoor display unit Pending JP2005275178A (en)

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JP2009146936A (en) * 2007-12-11 2009-07-02 Nichia Corp Display device
US8130175B1 (en) 2007-04-12 2012-03-06 Daktronics, Inc. Pixel interleaving configurations for use in high definition electronic sign displays
US8172097B2 (en) 2005-11-10 2012-05-08 Daktronics, Inc. LED display module
US8350788B1 (en) * 2007-07-06 2013-01-08 Daktronics, Inc. Louver panel for an electronic sign
JP2013228498A (en) * 2012-04-25 2013-11-07 Mitsubishi Electric Corp Video display device
JP2014002228A (en) * 2012-06-18 2014-01-09 Mitsubishi Electric Corp Image display device
JP2015096875A (en) * 2013-11-15 2015-05-21 三菱電機株式会社 Display device

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