CN101527102A - 透空led网屏 - Google Patents

透空led网屏 Download PDF

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CN101527102A
CN101527102A CN200810101363A CN200810101363A CN101527102A CN 101527102 A CN101527102 A CN 101527102A CN 200810101363 A CN200810101363 A CN 200810101363A CN 200810101363 A CN200810101363 A CN 200810101363A CN 101527102 A CN101527102 A CN 101527102A
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circuit
led
positive source
power cathode
halftone screen
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CN101527102B (zh
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商松
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Silicon Light Science And Technology Zhangjiakou Co Ltd
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Beijing Jushu Digital Technology Development Co Ltd
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Abstract

本发明公开了一种透空LED网屏,由多个单元板组成,每个单元板包括若干PCB电路板,每个该PCB电路板包括:LED发光单元,单线传输控制芯片,一根电源正极线路,一根电源负极线路,一根信号控制线路;每个单元板内的若干个PCB电路板通过一根电源正极线路、一根电源负极线路和一根信号控制线路以任意角度连接成网状,在相邻的两PCB线路板之间和相邻的两PCB线路板连接线路之间形成通透的空格。本发明具有线路简单、控制信号稳定、屏体稳固、安装方式灵活、生产成本较低等优点,可采用横梁式、单吊式、双吊式或多吊式方式进行安装。

Description

透空LED网屏
技术领域
本发明涉及一种LED显示屏,特别是涉及一种透空的LED网屏。
技术背景
LED以发光效率高、使用寿命长、安全可靠和环保节能的特点受到广泛的重视,发光二极管分别带有红色、蓝色、绿色等基色,显示屏可以由一种基色的LED发光点组成像素,也可以由任意两种或三种基色的LED发光点组成像素,再由专门的驱动电路和控制系统控制各像素中各种基色的亮度,从而显示出色彩丰富的视频、图片、文字等画面。LED显示屏作为信息传播的一种重要手段,已经成为城市信息现代化建设的标志,随着社会经济的不断进步,以及LED显示技术的不断完善,人们对LED显示屏的认识将会越来越深入,其应用领域将会越来越广。
传统的LED显示屏是在不透光的平板结构上,由发光二极管即LED组成一个像素,各像素以一定的间隔矩阵排列组成具有图案、文字信息的单元板,再由四根信号控制线路输入信号以控制各像素中各种基色的亮度,从而显示出色彩丰富的视频、图片、文字等画面。由于显示屏的发光像素都设置在不透光的平面结构上,使显示屏在某些场合的应用受到限制或不能发挥出更好的效果。比如在建筑物玻璃幕墙外或内安装大面积的常规LED显示屏会严重影响建筑物内部采光和楼内人员的视觉范围,或影响由建筑物外部向内观看的视觉范围。传统的由四根信号控制线路输入信号不仅使线路复杂化,同时也会使信号在传输过程中容易受到干扰。
中国专利《通透的LED显示屏》(专利号:200420112286.4)公开了一种通透的LED显示屏,其特征是在组成显示屏的每个单元板都具有外围框架,在外围框架内设有以一定的间隔矩阵排列的多个LED发光点,LED发光点与相邻的外围框架之间和两个相邻发光点之间具有连接骨架,在相邻的连接骨架之间和连接骨架与相邻的外围框架之间形成通透的空格。其特征解决了传统LED显示屏由于显发光像素都设置在不透光的平面结构上而影响视觉范围和散热效果差等缺点,但是由于该发明每个单元板都固定在外围框架上,增加了显示屏的重量,安装方式也不够灵活。
发明内容
本发明的目的在于提供一种采用单线传输、输入信号干扰少、信号稳定、成本更低,且在不影响显示屏两侧视觉范围和散热效果的基础上更加轻薄,安装更加灵活的透空LED网屏。
实现上述目的的技术方案为:发明一种透空LED网屏,由多个单元板组成,每个单元板包括若干PCB电路板,每个该PCB电路板包括:
LED发光单元,该LED发光单元包括至少一个发光二极管;
单线传输控制芯片,控制该LED发光单元发光;
一根电源正极线路和一根电源负极线路,与该LED单线传输控制芯片连接;
一根信号控制线路,输入控制信号到该LED单线传输控制芯片,以控制该LED发光单元发光;
每个单元板内的若干个PCB电路板通过一根电源正极线路、一根电源负极线路和一根信号控制线路以任意角度连接成网状,在相邻的两PCB线路板之间和相邻的两PCB线路板连接线路之间形成通透的空格。
该信号控制线路可以与该电源正极线路及该电源负极线路任意一条并排紧靠合并成一条线连接相邻的两PCB线路板。
优选方案为:电源正极线路与电源负极线路成90度角,信号控制线路置于该电源正极线路和该电源负极线路之间,并与该电源正极线路和该电源负极线路成45度角连接相邻的两PCB线路板。
本发明有益的技术效果是:单线传输解决了由于四线传输带来的线路复杂、信号干扰大等问题,使在传输过程中信号更加稳定,同时也减少了生产成本,使封装达到最小;将信号控制线路与该电源正极线路及该电源负极线路任意一条并排紧靠合并成一条线,可以使线路更加简单化;通透的网状结构使在不影响视觉范围和散热效果的基础上,增加了LED显示屏的稳固性和灵活性,可做成各种形状的LED显示屏,在降低成本的同时使安装更加灵活,安装方式多样化,可采用横梁式、单吊式、双吊式或多吊式方式进行安装。
附图说明
图1为本发明的第一种实施例结构示意图;
图2为本发明单元板内的PCB线路板内部结构图;
图3为本发明的第二种实施例结构示意图;
图4为本发明的第三种实施例结构示意图;
图5为本发明的第三种实施例的另一种连接方式结构示意图。
具体实施例
图1表示了本发明透空LED网屏第一种实施方式,若干个PCB线路板4通过一根电源正极线路1、一根信号控制线路2、一根负极线路3连接,每个PCB电路板4内装有LED发光单元6,该LED发光单6元包括至少一个发光二极管;单线传输控制芯片5,控制该LED发光单元6发光;一根电源正极线路1和一根电源负极线路3,与该LED单线传输控制芯片5连接;一根信号控制线路2,输入控制信号到该LED单线传输控制芯片5,以控制该LED发光单元6发光。一根信号控制线路2与一根电源正极线路1并排紧靠合并成一条线,该线与一根电源负极线路3连接相邻的两PCB线路板4,在相邻的两PCB线路板4之间和相邻的两连PCB线路板连接线路之间形成通透的空格。
图2为本发明单元板内的PCB线路板内部结构图,在PCB板4上设置有一根电源正极线路1和一根电源负极线路3,一根信号控制线路2输入控制信号到单线传输控制芯片5,通过单线传输控制芯片5来驱动LED发光单元6发光。发光单元6由红色发光二极管(R)、蓝色发光二极管(B)和绿色发光二极管(G)组成,分别与电阻R1、R2、R3串联。
图3为本发明透空LED网屏第二种实施例结构示意图,一根信号控制线路2与一根电源负极线路3并排紧靠合并成一条线,该线与一根电源正极线路1连接相邻的两PCB线路板4,在相邻的两PCB线路板4之间和相邻的两连PCB线路板连接线路之间形成通透的空格。
图4和图5为本发明透空LED网屏第三种实施例的两种连接方式,一根电源正极线路1与一根电源负极线路3成90度角,一根信号控制线路2置于该电源正极线路1和该电源负极线路3之间,并与该电源正极线路1和该电源负极线路3成45度角连接相邻的两PCB线路板4,在相邻的两PCB线路板4之间和相邻的两连PCB线路板连接线路之间形成通透的空格。
以上所述实施方式仅用来说明本发明,但不限于此。在不偏离本发明构思的条件下,所属技术领域人员可做出适当变更调整,而这些变更调整也应纳入本发明的权利要求保护范围之内。

Claims (4)

1.一种透空LED网屏,由多个单元板组成,每个单元板包括若干PCB电路板,每个该PCB电路板包括:
LED发光单元,该LED发光单元包括至少一个发光二极管;
单线传输控制芯片,控制该LED发光单元发光;
一根电源正极线路和一根电源负极线路,与该LED单线传输控制芯片连接;其特征在于,该PCB电路板还包括:
一根信号控制线路,输入控制信号到该LED单线传输控制芯片,以控制
该LED发光单元发光;
每个单元板内的若干个PCB电路板通过一根电源正极线路、一根电源负极线路和一根信号控制线路以任意角度连接成网状,在相邻的两PCB线路板之间和相邻的两PCB线路板连接线路之间形成通透的空格。
2.根据权利要求1所述的一种透空LED网屏,其特征在于所述的一根信号控制线路与一根电源正极线路并排紧靠合并成一条线,该线与一根电源负极线路以任意角度连接相邻的两PCB线路板。
3.根据权利要求1所述的一种透空LED网屏,其特征在于所述的一根信号控制线路与一根电源负极线路并排紧靠合并成一条线,该线与一根电源正极线路以任意角度连接相邻的两PCB线路板。
4.根据权利要求1所述的一种透空LED网屏,其特征在于所述的一根电源正极线路与一根电源负极线路成90度角,一根信号控制线路置于该电源正极线路和该电源负极线路之间,并与该电源正极线路和该电源负极线路成45度角连接相邻的两PCB线路板。
CN 200810101363 2008-03-05 2008-03-05 透空led网屏 Expired - Fee Related CN101527102B (zh)

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Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102915681A (zh) * 2012-09-29 2013-02-06 深圳市通普科技有限公司 Led户外网格屏

Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2752889Y (zh) * 2004-11-08 2006-01-18 北京金立翔真彩科技有限公司 通透的led显示屏
CN1731482A (zh) * 2004-08-06 2006-02-08 北京中庆微数字设备开发有限公司 内嵌串行驱动控制芯片的超小型全彩led显示单元

Family Cites Families (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JP4352522B2 (ja) * 1999-09-01 2009-10-28 ソニー株式会社 発光型平面表示素子
CN201042097Y (zh) * 2007-05-29 2008-03-26 李树强 单线级联多级灰度全彩飘动变化的发光二极管电路

Patent Citations (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN1731482A (zh) * 2004-08-06 2006-02-08 北京中庆微数字设备开发有限公司 内嵌串行驱动控制芯片的超小型全彩led显示单元
CN2752889Y (zh) * 2004-11-08 2006-01-18 北京金立翔真彩科技有限公司 通透的led显示屏

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102915681A (zh) * 2012-09-29 2013-02-06 深圳市通普科技有限公司 Led户外网格屏
CN102915681B (zh) * 2012-09-29 2015-07-08 深圳市通普科技有限公司 Led户外网格屏

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