WO2007049362A1 - Unite et dispositif d'affichage a led - Google Patents

Unite et dispositif d'affichage a led Download PDF

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Publication number
WO2007049362A1
WO2007049362A1 PCT/JP2005/020249 JP2005020249W WO2007049362A1 WO 2007049362 A1 WO2007049362 A1 WO 2007049362A1 JP 2005020249 W JP2005020249 W JP 2005020249W WO 2007049362 A1 WO2007049362 A1 WO 2007049362A1
Authority
WO
WIPO (PCT)
Prior art keywords
led
led display
display
unit
display unit
Prior art date
Application number
PCT/JP2005/020249
Other languages
English (en)
Japanese (ja)
Inventor
Chiaki Nakajima
Original Assignee
Komaden Corporation
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Komaden Corporation filed Critical Komaden Corporation
Priority to PCT/JP2005/020249 priority Critical patent/WO2007049362A1/fr
Publication of WO2007049362A1 publication Critical patent/WO2007049362A1/fr

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09G—ARRANGEMENTS OR CIRCUITS FOR CONTROL OF INDICATING DEVICES USING STATIC MEANS TO PRESENT VARIABLE INFORMATION
    • G09G3/00—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes
    • G09G3/20—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters
    • G09G3/22—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources
    • G09G3/30—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels
    • G09G3/32—Control arrangements or circuits, of interest only in connection with visual indicators other than cathode-ray tubes for presentation of an assembly of a number of characters, e.g. a page, by composing the assembly by combination of individual elements arranged in a matrix no fixed position being assigned to or needed to be assigned to the individual characters or partial characters using controlled light sources using electroluminescent panels semiconductive, e.g. using light-emitting diodes [LED]

Definitions

  • the present invention relates to an LED display unit constituting an LED display device, an LED display in which an LED (light emitting diode) is provided at an intersection of a mesh-like substrate, and an LED display using the LED display unit.
  • Patent Document 1 Japanese Utility Model Laid-Open No. 1 1 1 3 3 80 is known as a known technique in which an LED is provided at the intersection of a mesh-like substrate in relation to an LED display device.
  • a matrix circuit wire is insert-molded on a mesh-shaped plastic base, and a display dot installation section and a display dot section using an LED as a light source are provided at each intersection of the base.
  • An LED display device is disclosed that connects LED lead terminals to the wires for matrix circuits and displays characters on the display dots arranged in a matrix, reducing wind pressure during use. It is said that it is easy to carry around, such as by crawling during transportation. Disclosure of the invention
  • the LED display device of Patent Document 1 repeatedly supplies a running signal to the LEDs arranged in a matrix form that constitutes the display screen from the external centralized control unit via a matrix circuit wire.
  • This is a dynamic scan method.
  • the dynamic scan type LED display device is suitable for a small LED display device, but when it is used as a large screen LED display device, an extremely high-brightness LED is used as the number of matrix stages increases. In reality, it is difficult to enlarge the screen because it causes problems such as the need to use it and the applied voltage increasing.
  • the LED display device of Patent Document 1 is configured as a large-screen LED display device. It is possible to construct a large-screen LED display device by using a single LED display unit and arranging multiple LED display units in a matrix. However, in such a configuration, since the central control unit of each LED display unit is installed, for example, at the crossing of the LED display unit, it has uniform aesthetics and transparency. It is difficult to construct a large screen LED display device. For this reason, there is an urgent need for an LED display unit that can form a large-screen LED display device with uniform aesthetics and transparency.
  • the present invention is proposed in view of the above-described problems, and is an LED display unit capable of forming a large-screen LED display device having uniform aesthetics and transparency, and an LED display device using the LED display unit.
  • the purpose is to provide.
  • the LED display unit of the present invention is provided with a display LED in front of the intersection of a mesh-like substrate, and a control unit and a drive unit corresponding to each display LED and wiring connecting them are arranged in a mesh-like substrate. This is characterized in that an address for recognizing the dimming control signal corresponding to each LED for display can be set in each control unit. It is preferable that the control unit and the drive unit corresponding to each display LED are provided on a cross of the mesh-like substrate in the vicinity of the display LED.
  • the LED display unit of the present invention is provided with a matrix display LED in front of the intersection of the square mesh substrate, and a control unit and a drive unit corresponding to each display LED and these.
  • the wiring that connects the two is connected to the vertical or horizontal rail of the square mesh substrate, and the control unit and drive unit corresponding to each display LED and the wiring that connects them are connected to the mesh substrate.
  • a configuration provided on the back surface of the crosspiece or a configuration in which the mesh substrate is a laminated sheet of glass fiber plastic is preferable.
  • the mesh substrate is not limited to a square mesh substrate, and may be another polygonal mesh substrate such as a hexagon, for example.
  • the LED display device of the present invention is configured such that the substrate edge of the LED display unit is locked by the engaging groove of the fixed frame, and a plurality of LED display units are arranged in a matrix shape.
  • Control unit of each display LED of each LED display unit The dimming control signal is transmitted in parallel, and each display LED is driven based on the recognition of the dimming control signal corresponding to the setting address of the control unit of each display LED.
  • the LED display of the present invention and the LED display device using the LED display unit are provided with a display LED in front of the intersection of the mesh substrate, and a control unit and a drive corresponding to each display LED. Since a large central control unit is not required to be provided at a specific location, for example, a large screen LED display device having uniform aesthetics and transparency can be configured. Furthermore, it is possible to configure a large-screen LED display device by combining the units, so for example, a large-screen LED display device can be easily constructed and disassembled as necessary at an outdoor event venue, etc.
  • the LED display unit has a substantially plate shape, so it has excellent storage properties such as being stacked in a small space.
  • the control unit and drive unit of each display LED and their connection wiring are provided in advance on the cross of the mesh-like substrate, so that the wiring provided in the wiring work when configuring the LED display device is reduced. be able to.
  • control unit and the driving unit corresponding to each display LED and their connection wiring on the back surface of the crosspiece of the mesh substrate.
  • a control unit and a drive unit corresponding to each LED for display, and further, if necessary, these connection wirings are provided on vertical bars or horizontal bars of the square mesh substrate, so that the LED display unit can be connected. Good flexibility in the horizontal or vertical direction can be ensured.
  • FIG. 1 is a front view of the LED display unit of the embodiment
  • Fig. 2 (a) is a partial front view of the LED display unit of the embodiment
  • Fig. 2 (b) is an LED display unit of the embodiment.
  • FIG. 3 is a block diagram for explaining the wiring state of the LED display. BEST MODE FOR CARRYING OUT THE INVENTION
  • the present invention will be described based on an embodiment of an LED display.
  • the LED display unit 1 is a laminated plate in which a substrate 2 made of glass fiber plastics 2a to 2d is laminated, as shown in FIGS.
  • the display LED 3 having a substantially rectangular parallelepiped shape is provided on the front surface of each intersection point of the crosspieces 21 extending vertically and horizontally.
  • the square mesh substrate 2 has, for example, a vertical and horizontal length of about 400 mm x 400 mm, a thickness of about 6 mm, and a transmittance of about 64%.
  • the display LED 3 of this embodiment is a 3 mm square full-color LED with built-in red (R), green (G), and blue (B) LEDs 3r, 3g, and 3b.
  • R red
  • G green
  • B blue
  • the configuration of the display LED 3 is also appropriate, and if the substrate 2 is a laminated sheet of glass fiber plastic, it has an appropriate strength and flexibility. It is suitable because it ensures elasticity and sufficient flatness of the LED display device and good positioning accuracy of the LED 3 for display, but it is suitable, for example, it is made of a single layer board or other materials. It is also possible to have a configuration of
  • the display LED 3 is driven and controlled on the back surface of the vertical beam 21 of the board 2 in the vicinity of the display LED 3 at the intersection point, corresponding to the display LED 3 at each intersection point.
  • the control unit 41 and the drive unit 42 are provided, and the control unit and the drive unit corresponding to each display LED 3 are connected by the wiring 43 mounted on the back surface of the vertical beam 21. .
  • An address for recognizing the dimming control signal is set and stored in a memory (not shown) provided in the control unit 41 corresponding to each display LED 3.
  • the control unit 4 1 and the drive unit 4 2 corresponding to each display LED 3 are supplied with a dimming control signal from the transmission device 5 and also supplied with power from the power supply device 6.
  • S is the signal line for the dimming control signal
  • P is the power line
  • G is the ground line.
  • the dimming control signal supplied from the transmitter 5 includes dimming control data corresponding to the setting addresses of all the control units 41 of the LED display 1, such as DMX signals.
  • the unit 41 recognizes the dimming control data corresponding to its own set address from the dimming control signal, and drives the corresponding display LED 3 by the driving unit 42.
  • a grid-like fixed frame 7 is used.
  • the horizontal side 71 of the fixed frame 7 is formed wide and the vertical side 72 is formed narrow, and concave engaging grooves 73 are formed on both sides of each horizontal side 71.
  • the flexible board 2 is bent in a bow shape, and the upper edge of the board 2 is the upper side. 3 and the lower edge of the board 2 is engaged with the upper engaging groove 7 3 of the lower side 71 1 and the fixing frame ⁇ is surrounded by the lateral sides 7 1 and the vertical sides 7 2 of each other. Attach the LED display unit 1 by locking it to the area where
  • the LED display unit 1 is locked and attached to each of the enclosed regions arranged in a matrix shape, and each LED display unit arranged in a matrix shape is attached.
  • the LED display device can be easily constructed by disposing each LED display unit 1 in engagement, and can be easily disassembled.
  • the dimensions of the horizontal side 71 and the vertical side 72 are as follows: The display LED at the end of the adjacent LED display 1 3 The distance between each other is the display LED in the LED display 1 3 The distance between each other is almost the same. Industrial applicability
  • the present invention can be used for a large screen LED display device installed, for example, outdoors or at an event venue.

Landscapes

  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Computer Hardware Design (AREA)
  • General Physics & Mathematics (AREA)
  • Theoretical Computer Science (AREA)
  • Devices For Indicating Variable Information By Combining Individual Elements (AREA)

Abstract

La présente invention concerne une unité d'affichage à LED, dans laquelle une LED (3) pour l'affichage est disposée sur un plan frontal d'une section de point d'intersection d'un substrat à maillage carré (2), une section de contrôle (41) et une section de commande (42) qui correspondent à chaque LED (3), ainsi qu'un câblage (43) pour connecter de telles sections, sont disposés sur une barre latérale (21) ou une barre horizontale (21) du substrat (2), et des unités d'affichage à LED pour établir une adresse afin de reconnaître un signal de commande de lumière qui correspond à chaque LED (3) pour chaque section de contrôle (41) sont disposées en matrice. Le signal de commande de lumière est transmis et la LED (3) est commandée afin d'être allumée. Un dispositif d'affichage à LED à grand écran de bonne apparence et perméabilité uniforme est ainsi constitué.
PCT/JP2005/020249 2005-10-28 2005-10-28 Unite et dispositif d'affichage a led WO2007049362A1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/020249 WO2007049362A1 (fr) 2005-10-28 2005-10-28 Unite et dispositif d'affichage a led

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
PCT/JP2005/020249 WO2007049362A1 (fr) 2005-10-28 2005-10-28 Unite et dispositif d'affichage a led

Publications (1)

Publication Number Publication Date
WO2007049362A1 true WO2007049362A1 (fr) 2007-05-03

Family

ID=37967485

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/JP2005/020249 WO2007049362A1 (fr) 2005-10-28 2005-10-28 Unite et dispositif d'affichage a led

Country Status (1)

Country Link
WO (1) WO2007049362A1 (fr)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020513110A (ja) * 2017-03-02 2020-04-30 メディア グラフ デポ インコーポレイティッド 規定のパターンを表示するための個々に制御可能な発光ダイオードモジュール
WO2021195838A1 (fr) * 2020-03-30 2021-10-07 京东方科技集团股份有限公司 Structure de pixels et procédé d'attaque associé, et appareil d'affichage
CN113570979A (zh) * 2021-08-02 2021-10-29 巨晶(广东)新材料科技有限公司 一种导电玻璃与金属线相结合的透明显示屏

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08123339A (ja) * 1994-10-21 1996-05-17 Mk Seiko Co Ltd 表示装置
JPH10268799A (ja) * 1997-03-21 1998-10-09 Abitsukusu Kk 透視型表示パネル
JP3232392B2 (ja) * 1995-02-28 2001-11-26 タキロン株式会社 遮光ルーバ付きドットマトリクス発光表示体
JP2003316298A (ja) * 2002-04-19 2003-11-07 Enomoto Co Ltd 大画面ｌｅｄ表示装置

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH08123339A (ja) * 1994-10-21 1996-05-17 Mk Seiko Co Ltd 表示装置
JP3232392B2 (ja) * 1995-02-28 2001-11-26 タキロン株式会社 遮光ルーバ付きドットマトリクス発光表示体
JPH10268799A (ja) * 1997-03-21 1998-10-09 Abitsukusu Kk 透視型表示パネル
JP2003316298A (ja) * 2002-04-19 2003-11-07 Enomoto Co Ltd 大画面ｌｅｄ表示装置

Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP2020513110A (ja) * 2017-03-02 2020-04-30 メディア グラフ デポ インコーポレイティッド 規定のパターンを表示するための個々に制御可能な発光ダイオードモジュール
US11232724B2 (en) 2017-03-02 2022-01-25 Media Graph Depot Inc. Individually controllable light emitting diode modules for displaying defined patterns
JP7016877B2 (ja) 2017-03-02 2022-02-07 メディア グラフ デポ インコーポレイティッド 規定のパターンを表示するための個々に制御可能な発光ダイオードモジュール
WO2021195838A1 (fr) * 2020-03-30 2021-10-07 京东方科技集团股份有限公司 Structure de pixels et procédé d'attaque associé, et appareil d'affichage
CN113906489A (zh) * 2020-03-30 2022-01-07 京东方科技集团股份有限公司 像素结构及其驱动方法、显示装置
US11587506B2 (en) 2020-03-30 2023-02-21 BOE MLED Technology Co., Ltd. Pixel structure, driving method thereof and display device
CN113906489B (zh) * 2020-03-30 2023-09-29 京东方科技集团股份有限公司 像素结构及其驱动方法、显示装置
JP7471413B2 (ja) 2020-03-30 2024-04-19 京東方科技集團股▲ふん▼有限公司 画素構造及びその駆動方法、表示装置
CN113570979A (zh) * 2021-08-02 2021-10-29 巨晶(广东)新材料科技有限公司 一种导电玻璃与金属线相结合的透明显示屏

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