WO2006037267A1 - Dispositif tournant d'ecran a diodes electroluminescentes - Google Patents

Dispositif tournant d'ecran a diodes electroluminescentes Download PDF

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Publication number
WO2006037267A1
WO2006037267A1 PCT/CN2005/001592 CN2005001592W WO2006037267A1 WO 2006037267 A1 WO2006037267 A1 WO 2006037267A1 CN 2005001592 W CN2005001592 W CN 2005001592W WO 2006037267 A1 WO2006037267 A1 WO 2006037267A1
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WO
WIPO (PCT)
Prior art keywords
rigid
screen device
rolling
rigid support
emitting diode
Prior art date
Application number
PCT/CN2005/001592
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English (en)
French (fr)
Inventor
Wei Yang Zhang
Original Assignee
Ncw (Holdings) Limited
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 Ncw (Holdings) Limited filed Critical Ncw (Holdings) Limited
Priority to EP05792222A priority Critical patent/EP1798709B1/en
Priority to US11/575,917 priority patent/US7821479B2/en
Priority to DE602005009379T priority patent/DE602005009379D1/de
Publication of WO2006037267A1 publication Critical patent/WO2006037267A1/zh

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Classifications

    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating 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
    • G09F9/33—Indicating 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
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F13/00—Illuminated signs; Luminous advertising
    • G09F13/20—Illuminated signs; Luminous advertising with luminescent surfaces or parts
    • G09F13/22—Illuminated signs; Luminous advertising with luminescent surfaces or parts electroluminescent
    • G—PHYSICS
    • G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
    • G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
    • G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
    • G09F9/30—Indicating 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
    • G09F9/301—Indicating 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 flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED

Definitions

  • the present invention relates to a light emitting diode (LED) screen device, and more particularly to an LED screen device for large screen display.
  • LED light emitting diode
  • LED screen devices are widely used for large screen displays in the fields of business, architecture, stage, and the like.
  • existing LED large-screen display devices are generally formed by splicing a plurality of smaller LED screens.
  • An LED display system is disclosed, for example, in U.S. Patent No. 6,677,918, the entire entire entire entire entire entire entire entire entire entire entire entire entire entire entire The rigid support strips are further provided with a plurality of equally spaced RGB (red, green and blue) pixel units on each rigid support strip to form an RGB pixel matrix.
  • the display system further includes an electrical signal transmission line and a power line connected to each pixel unit, and a control system; the control system receives the external video signal, converts the video signal into a digital signal, and after processing by the computer, the correct
  • the pixel display data is transmitted to the LED driver to control the operation of each pixel unit. Since each RGB pixel unit is composed of one red LED, one blue LED and one green LED, any visible light including white and black can be generated, so that various still or dynamic color images can be formed on a large screen. Although the large screen of the invention uses a combination splicing scheme, since each frame is rigid and fixed in size, installation and transportation are still inconvenient, and the control system is complicated. Another LED display device is disclosed in U. S. Patent No. 6,362, 801, in which the entire large screen is in the form of a flexible mesh, and each pixel unit is equally spaced on the web to form a regular matrix of pixels. However, the wiring is very complicated and the maintenance is inconvenient. Summary of the invention
  • the object of the present invention is to solve the problem that the installation and transportation of the large-screen LED display device in the prior art is inconvenient and the circuit is complicated, and to provide an LED screen device which is simple in structure and convenient for installation, storage and transportation.
  • a roller blind LED screen device comprising at least one confirmation More than one rigid support strip of equal length, at least one or more equally spaced pixel units arranged in a line on the rigid support strip, electrical signal lines and power lines and control devices connecting the respective pixel units,
  • the method further includes: a flexible frame corresponding to the rigid support strips, wherein the rigid support strips are disposed at two ends aligned, parallel and equally spaced on the flexible frame, so that the pixels disposed on the rigid support strip
  • the cells form a pixel matrix plane that is coupled to a reel that can be driven to engage the rigid support strip and the pixel elements thereon for winding in a roll-like reel about an axis parallel to the rigid support strip.
  • the rolling-screen LED screen device is characterized by further comprising a rigid frame, the rigid frame comprising a rigid axis parallel to the rigid support strip, the rigid support strip and the pixel unit thereon can be formed A pixel matrix plane can also be wound into a reel around the rigid axis, driven by the flexible frame.
  • the rolling screen light-emitting diode screen device further includes a motor disposed on the rigid frame, wherein the motor can drive a rigid shaft of the flexible frame to rotate, so that the rigid support strip is along The rail mechanism slides and is rolled into a reel about the rigid shaft.
  • the rolling type LED screen device is characterized in that the flexible frame is a roller blind; the rigid frame is a reel box, and the upper part of the reel box is provided with a hook for fixing, the reel box a reel and a motor are arranged therein, the motor can drive the reel to rotate; the lower part of the reel box is provided with an opening, and two sides of the opening are detachably connected with a positioning frame, and the reel is fixed to the upper end of the roller blind Connecting; the roller blind can be positioned within the positioning frame to form a pixel matrix plane.
  • the rolling type LED screen device is characterized in that: the guide frame is further provided with a guide rail, and the two ends of the rigid support strip disposed on the roller blind can be vertically moved along the guide rail.
  • the rolling type LED screen device is characterized in that the pixel unit is composed of at least one red light emitting diode, at least one blue light emitting diode and at least one green light emitting diode.
  • the rolling type LED screen device is characterized in that the pixel unit is composed of a full-color light emitting diode.
  • the rolling screen light-emitting diode screen device is characterized in that: the rolling-type LED screen device can be connected in plurality to form a large screen, and the pixel matrix plane of the plurality of rolling-type LED screen devices On the same plane.
  • the rolling type LED screen device embodying the present invention is fixed in rigidity by using a flexible frame
  • the pixel unit on the strip is supported, and the flexible frame adopts a roller blind design, so that the LED screen device can be rolled into a reel manually or electrically when not in use for storage, transportation and installation.
  • the pixel unit is disposed on the rigid support strip, the wiring is easy to set and is not easily damaged, facilitating maintenance.
  • Embodiment 1 is a schematic structural view of Embodiment 1 of a rolling type LED screen device of the present invention
  • Figure 2 is a side elevational view of the rolling type LED screen device shown in Figure 1;
  • Figure 3 is a schematic view showing the reel mechanism of the rolling type LED screen device shown in Figure 1;
  • FIG. 4 is a schematic circuit diagram of the rolling type LED screen device shown in FIG. 1;
  • Fig. 5 is a schematic view showing the structure of a second embodiment of the rolling type LED screen device of the present invention. detailed description
  • the rolling type LED screen device comprises a reel case 1, a rigid positioning frame 2, a roller blind 3 and a motor 4.
  • the roller blind 3 is made of a rigid material having flexibility, such as a plastic material, stainless steel or alloy metal, and is provided with at least one equal length of rigid support strip 31 made of alloy metal, the rigid support strip 31. The ends are aligned, arranged in parallel and equally spaced on the roller blind 3.
  • At least one or more equally spaced pixel units 32 arranged in a line are disposed on the rigid support strip 31.
  • the arranged pixel units 32 form a pixel matrix plane.
  • the upper part of the reel box 1 is provided with a hook for fixing.
  • the reel box 1 is provided with a reel 12 and a motor 13, and the motor 13 can drive the reel 12 to rotate.
  • the lower portion of the reel case 1 is provided with an opening, and the lower side of the opening is detachably coupled to the rigid positioning frame 2, and the reel 12 is fixedly coupled to the upper end of the roller blind 3.
  • Guide rails 21 are provided in the rigid positioning frame 2, and both ends of the rigid support strips 31 disposed on the roller blind 3 are restrained in the rigid positioning frame 2 to be vertically movable along the guide rails 21.
  • the motor 4 is actuated, the roller blind 3 is lowered, and the cymbal is positioned in the rigid positioning frame 2 to form a display plane.
  • the motor 4 is turned on, and the roller blind 3 is taken up into the reel case 1 for storage. Since the rigid positioning frame 2 can be detached, it is easy to store and transport.
  • a pixel unit 32 is provided on the back or side of the pixel unit 32. Electrical signal line 6 and power line 5.
  • the screen device further comprises control means for receiving the external video signal, converting the video signal into a digital signal, and after processing by the computer, transmitting the correct pixel display data to the LED driver, thereby controlling each pixel unit 32. jobs.
  • the circuit can use prior art circuits and will not be described in detail herein. Since the pixel unit 32 is disposed on the rigid support strip 31, the wiring is relatively easy and is not easily damaged, facilitating maintenance.
  • the pixel unit 32 may be composed of a red LED, a blue LED and a green LED; or a full-color LED; or a plurality of red LEDs, a plurality of blue LEDs and a plurality of green LEDs.
  • the video signal can be played on such a large screen composed of a plurality of shutter LED screen devices of the present invention.

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

Description

卷帘式发光二极管屏幕装置
技术领域
本发明涉及发光二极管（LED)屏幕装置， 尤其是一种用于大屏 幕显示的 LED屏幕装置。
背景技术
LED屏幕装置被广泛地用于商业、 建筑、 舞台等领域的大屏幕显示。 为了便 于安装和运输，现有的 LED大屏幕显示装置一般由多块较小的 LED屏幕拼接而成。 如美国专利 6， 677, 918就公开了这样一种发光二极管显示系统， 其中， 整个大 屏幕由多个刚性框架连接组合而成，在每个刚性框架上，设置有多个垂直且等间 隔分布的刚性支持条， 在每个刚性支持条上又设置有多个等间隔分布的 RGB (红 绿蓝）象素单元， 从而构成一个 RGB象素矩阵。所述显示系统还包括连接于各个 象素单元的电信号传输线和电源线， 以及控制系统；所述控制系统接收外界的视 频信号， 将视频信号转换成数字信号， 经计算机处理后， 将正确的象素显示数据 传输给 LED驱动器，从而控制每个象素单元的工作。 由于每个 RGB象素单元均由 一个红 LED, —个蓝 LED和一个绿 LED组成， 可以产生包括白色和黑色的任何可 见光， 因此， 可以在大屏幕上形成各种静止或动态的彩色图像。虽然该发明中的 大屏幕釆用了组合拼接的方案，但由于每一块框架都是刚性的，尺寸固定，因此， 安装和运输仍然很不方便， 而且控制系统较为复杂。美国专利 6， 362, 801公开 了另外一种 LED显示装置， 其中， 整个大屏幕为柔性网状， 每个象素单元等间距 地分布在网上， 形成规则的象素矩阵。 但是， 其线路非常复杂， 维修不方便。 发明内容
本发明的目的在于解决现有技术中大屏幕 LED显示装置的安装和运输不方 便， 线路复杂的问题， 而提供一种结构简单， 便于安装、保存和运输的 LED屏幕 装置。
本发明的目的是这样实现的， 一种卷帘式发光二极管屏幕装置， 包括至少一 确 认 本 个以上等长的刚性支持条、设置在所述刚性支持条上的排成直线的至少一个以上 等间距分布的象素单元、连接各个象素单元的电信号线和电源线及控制装置，其 特征在于： 还包括与刚性支持条对应的柔性框架， 所述各刚性支持条两端对齐、 平行且等间距地设置在所述柔性框架上，使设置在所述刚性支持条上的各象素单 元形成一个象素矩阵平面，所述柔性框架与可以带动刚性支持条和其上的象素单 元绕平行于刚性支持条的轴线卷动使之形成卷帘状之卷轴相连。 所述的卷帘式发光二极管屏幕装置， 其特征在于， 还包括有刚性框架， 所述 刚性框架包括平行于刚性支持条的一个刚性轴，所述刚性支持条和其上的象素单 元可以形成一个象素矩阵平面， 也可以在所述柔性框架的带动下，绕所述刚性轴 卷曲成一个卷轴。
所述的卷帘式发光二极管屏幕装置， 其特征在于， 还包括有设置于所述刚性 框架的电机，所述电机可以驱动所述柔性框架的刚性轴进行转动，使所述刚性支 持条沿所述导轨机构滑动， 绕所述刚性轴卷曲成一个卷轴。
所述的卷帘式发光二极管屏幕装置，其特征在于，所述柔性框架为一个卷帘； 所述刚性框架为一个卷轴箱，所述卷轴箱上部设有用于固定的挂勾，所述卷轴箱 内设有卷轴和电机， 所述电机可以带动卷轴转动； 所述卷轴箱的下部设有开口， 开口的下方的两侧可拆卸地连接有定位框架，所述卷轴与所述卷帘的上端固定连 接； 所述卷帘可以被定位于所述定位框架内而形成一个象素矩阵平面。
所述的卷帘式发光二极管屏幕装置， 其特征在于， 在所述定位框架上还设有 导轨， 所述设置在卷帘上的刚性支持条的两端可以沿导轨做垂直方向的运动。
所述的卷帘式发光二极管屏幕装置， 其特征在于， 所述象素单元由至少一个 红色发光二极管， 至少一个蓝色发光二极管和至少一个绿色发光二极管组成。
所述的卷帘式发光二极管屏幕装置， 其特征在于， 所述象素单元由一个全色 发光二极管组成。
所述的卷帘式发光二极管屏幕装置， 其特征在于， 所述卷帘式发光二极管屏 幕装置可以多个组合连接而构成大屏幕，所述多个卷帘式发光二极管屏幕装置的 象素矩阵平面处于同一个平面上。
实施本发明的卷帘式 LED屏幕装置， 由于采用了柔性框架来固定设置在刚性 支持条上的象素单元， 并且柔性框架采用了卷帘式设计， 因此—， 在不使用时， 可 以通过手动或电动方式将 LED屏幕装置卷成一个卷轴， 便于保存、 运输及安装。 而且， 由于象素单元设置在刚性支持条上， 线路容易设置， 且不容易损坏， 便于 维修。 附图说明
图 1是本发明的卷帘式 LED屏幕装置的实施例一的结构示意图；
图 2是图 1所示的卷帘式 LED屏幕装置的侧视图；
图 3是图 1所示的卷帘式 LED屏幕装置的卷轴机构示意图；
图 4是图 1所示的卷帘式 LED屏幕装置的电路连接示意图；
图 5是本发明的卷帘式 LED屏幕装置的实施例二的结构示意图。 具体实施方式
如图 1、 图 2和图 3所示， 在本发明的实施例一中， 卷帘式 LED屏幕装置包 括卷轴箱 1、 刚性定位框架 2、 卷帘 3和电机 4。
卷帘 3采用带有柔韧度的刚性材料制作， 比如使用塑胶材料、不锈钢或者合 金金属等， 其上设置有至少一个以上等长的采用合金金属制作的刚性支持条 31， 所述刚性支持条 31两端对齐， 平行且等间距地设置在卷帘 3上。
在所述刚性支持条 31上设置有排成直线的至少一个以上等间距分布的象素 单元 32。 当卷 3帘放下时， 排列的各象素单元 32形成一个象素矩阵平面。
所述卷轴箱 1上部设有用于固定的挂勾 11， 所述卷轴箱 1内设有卷轴 12和 电机 13， 所述电机 13可以带动卷轴 12转动。 所述卷轴箱 1的下部设有开口， 开口的下方的两侧可拆卸的连接有刚性定位框架 2， 所述卷轴 12与所述卷帘 3 的上端固定连接。 在所述刚性定位框架 2内设有导轨 21 , 设置在卷帘 3上的刚 性支持条 31的两端被约束在刚性定位框架 2内可以沿导轨 21做垂直方向的运 动。 这样， 在工作状态下， 开动电机 4， 将卷帘 3放下， 幷定位于刚性定位框架 2中， 从而形成显示平面。 当结束工作时， 开动电机 4， 将卷帘 3卷入卷轴箱 1 中保存， 由于刚性定位框架 2可以拆卸， 所以， 便于保存和运输。
如图 4所示，在象素单元 32背面或侧面，设置有与各象素单元 32相连接的 电信号线 6和电源线 5。本屏幕装置还包括控制装置，用于接收外 视频信号，. 将视频信号转换成数字信号， 经计算机处理后， 将正确的象素显示数据传输给 LED驱动器， 从而控制每个象素单元 32的工作。 其电路可以采用现有技术的电 路， 在此不做详细描述。 由于象素单元 32设置在刚性支持条 31上， 因此， 布线 较为容易， 且不容易损坏， 便于维修。
所述象素单元 32可以由一个红色 LED,—个蓝色 LED和一个绿色 LED组成； 或者由一个全色 LED组成； 或者由多个红色 LED, 多个蓝色 LED和多个绿色 LED 组成。
如图 5所示，在本发明的实施例二中， 由十二个尺寸相同的长方形的卷帘式 LED屏幕装置组合连接， 排成了 4x3式的矩阵大屏幕。 通过控制装置的控制， 视 频信号即可在这种由多个本发明的卷帘式 LED屏幕装置组合而成的大屏幕上播 放了。

Claims

权 利 要 求
1. 一种卷帘式发光二极管屏幕装置， 包括至少一 以上等长的刚性支持条、设 置在所述刚性支持条上的排成直线的至少一个以上等间距分布的象素单元、 连接各 个象素单元的电信号线和电源线及控制装置， 其特征在于： 还包括与刚性支持条对 应的柔性框架， 所述各刚性支持条两端对齐、 平行且等间距地设置在所述柔性框架 上，.使设置在所述刚性支持条上的各象素单元形成一个象素矩阵平面， 所述柔性框 架与可以带动刚性支持条和其上的象素单元绕平行于刚性支持条的轴线卷动使之形 成卷帘状之卷轴相连。
2.根据权利要求 1所述的卷帘式发光二极管屏幕装置， 其特征在于： 还包括有 刚性框架， 所述刚性框架包括平行于刚性支持条的一个刚性轴， 所述刚性支持条和 其上的象素单元可形成一个象素矩阵平面， 也可以在所述柔性框架的带动下， 绕所 述刚性轴卷曲成一个卷轴。
3. 根据权利要求 2所述的卷帘式发光二极管屏幕装置，其特征在于，还包括有 设置于所述刚性框架的电机， 所述电机可以驱动所述柔性框架的刚性轴进行转动，
'使所述刚性支持条沿所述导轨机构滑动， 绕所述刚性轴卷曲成一个卷轴。
4.根据权利要求 1或 2所述的卷帘式发光二极管屏幕装置， 其特征在于， 所述 柔性框架为一个卷帘； 所述刚性框架为一个卷轴箱， 所述卷轴箱上部设有用于固定 的挂勾， 所述卷轴箱内设有卷轴和马达， 所述马达可以带动卷轴转动； 所述卷轴箱 的下部设有开口， 开口的下方的两侧可拆卸地连接有定位框架， 所述卷轴与所述卷 帘的上端固定连接； 所述卷帘可以被定位于所述定位框架内而形成一个象素矩阵平 面。
5.根据权利要求 4所述的卷帘式发光二极管屏幕装置， 其特征在于， 在所述定 位框架上还设有导轨， 所述设置在卷帘上的刚性支持条的两端可以沿导轨做垂 直方向的运动。
6. 根据权利要求 1或 2所述的卷帘式发光二极管屏幕装置，其特征在于，所述 象素单元由至少一个红色发光二极管， 至少一个蓝色发光二极管和至少一个绿色发 光二极管组成。
7. 根据权利要求 1或 2所述的卷帘式发光二极管屏幕装置，其特征在于，所述 象素单元由一个全色发光二极管组成。
8. 根据权利要求 1或 2所述的卷帘式发光二极管屏幕装置，其特征在于，所述 卷帘式发光二极管屏幕装置可以多个组合连接而构成大屏幕， 所述多个卷帘式发光 二极管屏幕装置的象素矩阵平面处于同一个平面上。
PCT/CN2005/001592 2004-10-08 2005-09-28 Dispositif tournant d'ecran a diodes electroluminescentes WO2006037267A1 (fr)

Priority Applications (3)

Application Number Priority Date Filing Date Title
EP05792222A EP1798709B1 (en) 2004-10-08 2005-09-28 Rolling light emitting diode screen device
US11/575,917 US7821479B2 (en) 2004-10-08 2005-09-28 Rolling light emitting diode screen device
DE602005009379T DE602005009379D1 (de) 2004-10-08 2005-09-28 Rollende leuchtdioden-schirmeinrichtung

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CNB2004100806033A CN1305015C (zh) 2004-10-08 2004-10-08 卷帘式发光二极管屏幕装置
CN200410080603.3 2004-10-08

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EP1798709B1 (en) 2008-08-27
DE602005009379D1 (de) 2008-10-09
US7821479B2 (en) 2010-10-26
CN1588506A (zh) 2005-03-02
CN1305015C (zh) 2007-03-14
EP1798709A1 (en) 2007-06-20
EP1798709A4 (en) 2007-12-05
US20080055106A1 (en) 2008-03-06

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