WO2023115882A1 - 一种背光板、显示模组及电子设备 - Google Patents

一种背光板、显示模组及电子设备 Download PDF

Info

Publication number
WO2023115882A1
WO2023115882A1 PCT/CN2022/102299 CN2022102299W WO2023115882A1 WO 2023115882 A1 WO2023115882 A1 WO 2023115882A1 CN 2022102299 W CN2022102299 W CN 2022102299W WO 2023115882 A1 WO2023115882 A1 WO 2023115882A1
Authority
WO
WIPO (PCT)
Prior art keywords
board body
harpoon
board
backlight panel
pcb
Prior art date
Application number
PCT/CN2022/102299
Other languages
English (en)
French (fr)
Inventor
林向和
周华
黎月德
赵靖
Original Assignee
深圳市兆驰光元科技有限公司
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
Priority claimed from CN202111605848.3A external-priority patent/CN114114760A/zh
Priority claimed from CN202123316872.3U external-priority patent/CN216361898U/zh
Application filed by 深圳市兆驰光元科技有限公司 filed Critical 深圳市兆驰光元科技有限公司
Publication of WO2023115882A1 publication Critical patent/WO2023115882A1/zh

Links

Images

Classifications

    • GPHYSICS
    • G02OPTICS
    • G02FOPTICAL DEVICES OR ARRANGEMENTS FOR THE CONTROL OF LIGHT BY MODIFICATION OF THE OPTICAL PROPERTIES OF THE MEDIA OF THE ELEMENTS INVOLVED THEREIN; NON-LINEAR OPTICS; FREQUENCY-CHANGING OF LIGHT; OPTICAL LOGIC ELEMENTS; OPTICAL ANALOGUE/DIGITAL CONVERTERS
    • G02F1/00Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics
    • G02F1/01Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour 
    • G02F1/13Devices or arrangements for the control of the intensity, colour, phase, polarisation or direction of light arriving from an independent light source, e.g. switching, gating or modulating; Non-linear optics for the control of the intensity, phase, polarisation or colour  based on liquid crystals, e.g. single liquid crystal display cells
    • G02F1/133Constructional arrangements; Operation of liquid crystal cells; Circuit arrangements
    • G02F1/1333Constructional arrangements; Manufacturing methods
    • G02F1/1335Structural association of cells with optical devices, e.g. polarisers or reflectors
    • G02F1/1336Illuminating devices

Definitions

  • the invention relates to the technical field of semiconductors, in particular to a backlight panel, a display module and electronic equipment.
  • Mini LED 2021 is known as the first year of Mini LED mass production. Many TV terminal brand manufacturers at home and abroad have launched a variety of new products, and the attention of Mini LED backlight products has greatly increased.
  • the main competitor of Mini LED backlight is OLED, which has already entered the high-end TV market first. Facing the price-sensitive consumer market, cost may become the key to the success of Mini LED backlight.
  • PCB occupies a large proportion in the cost of Mini LED backlight. How to reduce the PCB cost of Mini LED backlight, find the optimal product design, and realize the optimal cost are particularly important.
  • the current Mini LED backlight is usually designed with a square sheet-shaped backplane structure, while the LED array occupies a large area, resulting in a large waste of PCB boards, low effective utilization, high cost, and SMT mounting efficiency. low problem.
  • the object of the present invention is to provide a backlight panel, a display module and an electronic device, so as to at least solve the above-mentioned deficiencies in the related art.
  • the present invention proposes a backlight board, including a PCB board and an LED array arranged on the PCB board, the PCB board includes a first board body and a second board body, and the first board body and the second board body
  • the plates are all arranged in a harpoon structure, and the side of the first plate close to the second plate extends toward the second plate to form a first harpoon tooth portion, and the first harpoon tooth portion is in the shape of Evenly spaced, the side of the second plate close to the first plate extends toward the first plate to form a second harpoon teeth, the second harpoon teeth are evenly spaced, so
  • the LED arrays are uniformly arranged on the first harpoon tines and the second harpoon tines.
  • first board body and the second board body are plugged together to form the PCB board.
  • first plate is provided with a connecting portion
  • second plate is provided with a connecting piece corresponding to the connecting portion, when the first plate and the second plate are inserted into each other When connected, the connecting piece is fixedly connected with the connecting part.
  • positioning parts are provided on both the first board body and the second board body, and the positioning parts are arranged at corner positions of the first board body and the second board body.
  • carbon nanotubes are arranged on both the first plate body and the second plate body.
  • the LED array includes LED light bars, and the LED light bars are respectively arranged on the first harpoon tine part and the second harpoon tine part.
  • the width of the first harpoon tine is the same as that of the second harpoon tine, and the wiring width of the LED light bar is smaller than the width of the first harpoon tine.
  • the present invention also proposes a display module, including the above-mentioned backlight plate.
  • Another aspect of the present invention also provides an electronic device, including the above-mentioned display module.
  • the beneficial effect of the present invention is: by arranging the PCB board as the first board body and the second board body of the harpoon structure, when meeting the heat dissipation requirements of the LED, the use area of the board material is reduced, and the The effective utilization rate of the board is greatly reduced, and the cost of the PCB is greatly reduced; at the same time, the harpoon teeth of the first board and the second board are evenly spaced, which reduces the internal stress of the backlight board, improves the warpage of the backlight board, and improves the The shipment yield rate of the backlight panel factory and the process yield rate of SMT; the imposition production is realized through the first board body and the second board body, which increases the distribution quantity of LEDs, improves the production efficiency of the backlight board factory and the placement efficiency of SMT.
  • FIG. 1 is a top view of a backlight panel in the prior art
  • FIG. 2 is a top view of a backlight panel in an embodiment of the present invention.
  • Fig. 3 is the top view of the first board in the embodiment of the present invention.
  • Fig. 4 is a top view of the second board in the embodiment of the present invention.
  • the backlight board 100 in the prior art adopts the structural design of a square sheet PCB board 110, and the LED array 120 is evenly laid on the PCB board 110, and the two connected on the PCB board 110
  • the distance between rows of LEDs is relatively large, resulting in waste of 100 materials of the backlight panel, low effective utilization rate, and less distribution of LED placement.
  • FIG. 2 to FIG. 4 show the backlight panel 100 in the embodiment of the present invention, including a PCB board 110
  • the PCB board 110 includes two first board body 111 and second board body 112 in a harpoon structure, so Both the first plate body 111 and the second plate body 112 include a fixed part and a harpoon tooth part extending inwardly from one end of the fixed part.
  • LED arrays 120 are arranged on the PCB board 110 , and the LED arrays 120 are evenly arranged on the harpoon teeth.
  • the PCB board 110 when meeting the heat dissipation requirements of the LED, the use area of the board material is reduced, and the effective utilization rate of the board material is improved.
  • the PCB cost is greatly reduced; in this application, the harpoon teeth include the first harpoon teeth 1111 and the second harpoon teeth 1121, and the first harpoon teeth 1111 and the second harpoon teeth 1121 are both used Arranged at even intervals, the internal stress of the backlight panel 100 is reduced, the warping of the backlight panel 100 is improved, and the shipment yield and SMT process yield of the backlight panel 100 factory are improved.
  • the first board body 111 is turned upside down, it can be plugged with the second board body 112 to form a complete PCB board 110, and the production is realized through imposition, and the distribution quantity of LEDs is increased to improve the backlight panel.
  • the backlight panel 100 further includes a connecting structure 150
  • the connecting structure 150 includes a connecting part 152 arranged on the first board body 111 and a connecting piece 151 arranged on the second board body 112, and the connecting piece 151 Corresponding to the connecting portion 152 , when the first plate body 111 and the second plate body 112 are inserted into each other, the connecting piece 151 is fixedly connected to the connecting portion 152 .
  • connection part 152 and the connecting piece 151 are used between the first board body 111 and the second board body 112 to improve the stability of the first board body 111 and the second board body 112 during imposition production, and improve the SMT placement efficiency and production efficiency.
  • a positioning part 140 is provided on the first board body 111 and the second board body 112, and the positioning part 140 is arranged on the first board body 111 and the second board body 112 ; both the first plate body 111 and the second plate body 112 are provided with carbon nanotubes 130 .
  • the positioning part 140 can provide positioning points for the imposition production of the first board body 111 and the second board body 112, on the one hand, it can check whether the imposition is accurate, on the other hand, it can realize automatic setting of the production process; in this application
  • the multi-PIN structure adopted by the carbon nanotubes 130 and the centralized design reduce the number of the light bar-type carbon nanotubes 130 and greatly reduce the cost of the carbon nanotubes 130 .
  • the LED array 120 includes an LED light bar, the light bar is composed of a plurality of LED light bodies 121, and the LED light bodies 121 on the LED light bar are all distributed on the first harpoon tooth part 1111 and the second harpoon tooth part 1121, and control the wiring width of the LED light bar to be less than or equal to the width of the harpoon tooth part, and leave a sufficient safety distance between the line and the edge of the PCB board.
  • the LED array 120 includes an LED light bar, the light bar is composed of a plurality of LED light bodies 121, and the LED light bodies 121 on the LED light bar are all distributed on the first harpoon tooth part 1111 and the second harpoon tooth part 1121, and control the wiring width of the LED light bar to be less than or equal to the width of the harpoon tooth part, and leave a sufficient safety distance between the line and the edge of the PCB board.
  • It can increase the number of LED distribution, and on the other hand, it can improve the utilization rate of the board.
  • the trace width (board width) of the light bar is calculated, and the PCB shape is designed as a harpoon structure (the light bar is set on the part of the harpoon teeth to form a whole. Structure;
  • the two harpoon structure PCBs are designed with reverse imposition process, and the connection point design is adopted between the two harpoon structure PCBs, and the two harpoon structure PCBs are combined into one backlight board;
  • the laser or die punching process is used to split and make up the first board body and the second board body.
  • the present application proposes a display module, including the above-mentioned backlight panel.
  • the present application also proposes an electronic device, including the above-mentioned display module.
  • the backlight board, the display module and the electronic equipment in the above-mentioned embodiments of the present invention by setting the PCB board as the first board body and the second board body of the harpoon structure, reduce the heat dissipation requirement of the LED
  • the use area of the board improves the effective utilization of the board and greatly reduces the cost of the PCB; at the same time, the harpoon teeth of the first board and the second board are arranged at even intervals, which reduces the internal stress of the backlight board and improves the backlight board.
  • the imposition production is realized through the first board body and the second board body, which increases the distribution quantity of LEDs, and improves the production efficiency and the production efficiency of the backlight board factory. SMT placement efficiency.

Landscapes

  • Physics & Mathematics (AREA)
  • Nonlinear Science (AREA)
  • Mathematical Physics (AREA)
  • Chemical & Material Sciences (AREA)
  • Crystallography & Structural Chemistry (AREA)
  • General Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Planar Illumination Modules (AREA)

Abstract

一种背光板(100)、显示模组及电子设备,该背光板(100)包括PCB板(110)及LED阵列(120),PCB板(110)包括第一板体(111)和第二板体(112),第一板体(111)和第二板体(112)均呈鱼叉结构设置,第一板体(111)的一侧朝向第二板体(112)延伸形成第一鱼叉齿部(1111),第二板体(112)的一侧朝向第一板体(111)延伸形成第二鱼叉齿部(1121),LED阵列(120)均匀排布在第一鱼叉齿部(1111)和第二鱼叉齿部(1121)上。通过将PCB板(110)设置成鱼叉结构的第一板体(111)和第二板体(112),在满足LED散热需求时,减少板材的使用面积,提高板材有效利用率,降低PCB成本;同时减少背光板(100)的内应力,改善背光板(100)的翘曲,提高出货良率和SMT的制程良率;通过第一板体(111)和第二板体(112)实现拼版生产,增加LED的分布数量,提高生产效率和SMT的贴装效率。

Description

一种背光板、显示模组及电子设备 技术领域
本发明涉及半导体技术领域,特别涉及一种背光板、显示模组及电子设备。
背景技术
随着半导体行业的飞速发展和人们生活水平的提高,LED显示行业经历了长久的发展,技术路线在不断地变革,从传统的LCD+LED背光到LCD+Mini LED背光。
2021年被称为Mini LED量产元年,国内外诸多电视终端品牌厂均推出了多款新品,Mini LED背光产品的关注度大幅提升。Mini LED背光主要面对的竞争对手是已经捷足先登高端电视市场的OLED,面对价格敏感的消费市场,成本或许会成为Mini LED背光能否取胜的关键。而PCB在Mini LED背光成本中占据了较大的比重,如何降低Mini LED背光的PCB成本,找到最优的产品设计,实现最优的成本,显得尤为重要。
如图1所示,目前Mini LED背光通常使用方形片状的背板结构设计,而LED阵列所占用的面积较大,存在着PCB板材浪费大、有效利用率低、成本高以及SMT贴装效率低的问题。
发明内容
基于此,本发明的目的是提供一种背光板、显示模组及电子设备,以至少解决上述相关技术的不足。
本发明提出一种背光板,包括PCB板以及排布在所述PCB板上的LED阵列,所述PCB板包括第一板体和第二板体,所述第一板体和所述第二板体均呈鱼叉结构设置,所述第一板体靠近所述第二板体的一侧朝向所述第二板体延伸形成第一鱼叉齿部,所述第一鱼叉齿部呈均匀间隔设置,所述第二板体靠近所述第一板体的一侧朝向所述第一板体延伸形成第二鱼叉齿部,所述第二鱼叉齿部呈均匀间隔设置,所述LED阵列均匀排布在所述第一鱼叉齿部和所述第二鱼 叉齿部上。
进一步的,所述第一板体与所述第二板体相互插接形成所述PCB板。
进一步的,所述第一板体上设有连接部,所述第二板体上设有与所述连接部对应的连接件,当所述第一板体与所述第二板体相互插接时,所述连接件与所述连接部固定连接。
进一步的,在所述第一板体和所述第二板体上均设有定位部,所述定位部设于所述第一板体及所述第二板体的边角位置。
进一步的,在所述第一板体与所述第二板体上均设有碳纳米管。
进一步的,所述LED阵列包括LED灯条,所述LED灯条分别设于所述第一鱼叉齿部及所述第二鱼叉齿部上。
进一步的,所述第一鱼叉齿部的宽度与所述第二鱼叉齿部的宽度相同,所述LED灯条的走线宽度小于所述第一鱼叉齿部的宽度。
本发明还提出一种显示模组,包括上述的背光板。
本发明另一方面还提出一种电子设备,包括上述的显示模组。
与现有技术相比,本发明的有益效果是:通过将PCB板设置成鱼叉结构的第一板体和第二板体,使得在满足LED散热需求时,减少了板材的使用面积,提高了板材有效利用率,大幅度降低了PCB成本;同时第一板体和第二板体的鱼叉齿部采用均匀间隔设置,减少了背光板的内应力,改善背光板的翘曲,提高了背光板厂的出货良率和SMT的制程良率;通过第一板体和第二板体实现拼版生产,增加了LED的分布数量,提高背光板厂的生产效率和SMT的贴装效率。
附图说明
图1为现有技术中背光板的俯视图;
图2为本发明实施例中背光板的俯视图;
图3为本发明实施例中第一板体的俯视图;
图4为本发明实施例中第二板体的俯视图。
主要元件符号说明:
背光板 100 第二板体 112
PCB板 110 LED灯体 121
LED阵列 120 连接件 151
碳纳米管 130 连接部 152
定位部 140 第一鱼叉齿部 1111
连接结构 150 第二鱼叉齿部 1121
第一板体 111    
如下具体实施方式将结合上述附图进一步说明本发明。
具体实施方式
为了便于理解本发明,下面将参照相关附图对本发明进行更全面的描述。附图中给出了本发明的若干实施例。但是,本发明可以以许多不同的形式来实现,并不限于本文所描述的实施例。相反地,提供这些实施例的目的是使对本发明的公开内容更加透彻全面。
需要说明的是,当元件被称为“固设于”另一个元件,它可以直接在另一个元件上或者也可以存在居中的元件。当一个元件被认为是“连接”另一个元件,它可以是直接连接到另一个元件或者可能同时存在居中元件。本文所使用的术语“垂直的”、“水平的”、“左”、“右”以及类似的表述只是为了说明的目的。
除非另有定义,本文所使用的所有的技术和科学术语与属于本发明的技术领域的技术人员通常理解的含义相同。本文中在本发明的说明书中所使用的术语只是为了描述具体的实施例的目的,不是旨在于限制本发明。本文所使用的术语“及/或”包括一个或多个相关的所列项目的任意的和所有的组合。
请参阅图1,所示为现有技术中的背光板100,采用方形片状的PCB板110结构设计,并在该PCB板110上均匀铺设LED阵列120,而该PCB板110上相连的两排LED之间的间隔较大,导致背光板100材的浪费、有效利用率低,同时也使得LED贴装分布较少。
请参阅图2至图4,所示为本发明实施例中的背光板100,包括PCB板110, 该PCB板110包括两呈鱼叉结构的第一板体111和第二板体112,所述第一板体111及所述第二板体112均包括固定部以及由所述固定部的一端向内延伸形成的鱼叉齿部,所述鱼叉齿部呈均匀间隔设置,在所述PCB板110上排布设有LED阵列120,所述LED阵列120均匀排布于所述鱼叉齿部上。
可以理解的,通过将PCB板110设置成鱼叉结构的第一板体111和第二板体112,使得在满足LED散热需求时,减少了板材的使用面积,提高了板材有效利用率,大幅度降低了PCB成本;在本申请中,鱼叉齿部包括第一鱼叉齿部1111以及第二鱼叉齿部1121,同时第一鱼叉齿部1111以及第二鱼叉齿部1121均采用均匀间隔设置,减少了背光板100的内应力,改善背光板100的翘曲,提高了背光板100厂的出货良率和SMT的制程良率。
进一步的,将所述第一板体111倒置后,与所述第二板体112相互插接即可形成完整的PCB板110,通过拼版实现生产,并且增加了LED的分布数量,提高背光板100厂的生产效率和SMT的贴装效率。
具体的,所述背光板100还包括连接结构150,该连接结构150包括设置在第一板体111上的连接部152以及设置在第二板体112上的连接件151,所述连接件151与所述连接部152对应设置,当所述第一板体111与所述第二板体112相互插接时,所述连接件151与所述连接部152固定连接。
可以理解的,第一板体111与第二板体112之间采用连接部152和连接件151的方式,提升第一板体111与第二板体112在拼版生产时的稳定性,提高了SMT的贴装效率及生产效率。
在本申请中,在所述第一板体111和所述第二板体112上均设有定位部140,所述定位部140设于所述第一板体111及所述第二板体112的边角位置;在所述第一板体111与所述第二板体112上均设有碳纳米管130。
可以理解的,定位部140能够为第一板体111和第二板体112在拼版生产时提供定位点,一方面能够检验拼版是否准确,另一方面能够使得生产过程实现自动化设置;本申请中的碳纳米管130采用的多PIN结构,集中化设计,减少灯条式碳纳米管130的数量,大幅度降低碳纳米管130的成本。
在本申请中,所述LED阵列120包括LED灯条,该灯条由多个LED灯体 121组成,并且该LED灯条上的LED灯体121均分布在所述第一鱼叉齿部1111及所述第二鱼叉齿部1121上,并且将LED灯条的走线宽度控制在小于或等于鱼叉齿部的宽度,且线路到PCB板的板边留有足够的安全间距,一方面能够增加LED分布数量,另一方面能够提升板材的利用率。
以下对本发明实施例中的背光板的生产过程进行详细的描述:
(1)根据背光方案的Pitch值和分区数量,计算出灯条的走线宽度(板宽),PCB外形设计为鱼叉结构(,将灯条设置在鱼叉齿的部分上形成一个整体的结构件;
(2)在对应的鱼叉结构的PCB上按照背光方案的设计要求,对LED与CNT进行设计;
(3)将两个鱼叉板结构PCB进行倒扣拼版工艺设计,两个鱼叉板结构PCB之间采用连接点设计,把两个鱼叉板结构PCB合拼为一块背光板;
(4)SMT完成后,使用激光或模冲等工艺拆分拼版成第一板体和第二板体。
本申请提出一种显示模组,包括上述的背光板。
本申请还提出一种电子设备,包括上述的显示模组。
综上,本发明上述实施例当中的背光板、显示模组及电子设备,通过将PCB板设置成鱼叉结构的第一板体和第二板体,使得在满足LED散热需求时,减少了板材的使用面积,提高了板材有效利用率,大幅度降低了PCB成本;同时第一板体和第二板体的鱼叉齿部采用均匀间隔设置,减少了背光板的内应力,改善背光板的翘曲,提高了背光板厂的出货良率和SMT的制程良率;通过第一板体和第二板体实现拼版生产,增加了LED的分布数量,提高背光板厂的生产效率和SMT的贴装效率。
在本说明书的描述中,参考术语“一个实施例”、“一些实施例”、“示例”、“具体示例”、或“一些示例”等的描述意指结合该实施例或示例描述的具体特征、结构、材料或者特点包含于本发明的至少一个实施例或示例中。在本说明书中,对上述术语的示意性表述不一定指的是相同的实施例或示例。而且,描述的具体特征、结构、材料或者特点可以在任何的一个或多个实施例或示例中以合适的方式结合。
以上所述实施例仅表达了本发明的几种实施方式,其描述较为具体和详细,但并不能因此而理解为对本发明专利范围的限制。应当指出的是,对于本领域的普通技术人员来说,在不脱离本发明构思的前提下,还可以做出若干变形和改进,这些都属于本发明的保护范围。因此,本发明专利的保护范围应以所附权利要求为准。

Claims (9)

  1. 一种背光板,其特征在于,包括PCB板以及排布在所述PCB板上的LED阵列,所述PCB板包括第一板体和第二板体,所述第一板体和所述第二板体均呈鱼叉结构设置,所述第一板体靠近所述第二板体的一侧朝向所述第二板体延伸形成第一鱼叉齿部,所述第一鱼叉齿部呈均匀间隔设置,所述第二板体靠近所述第一板体的一侧朝向所述第一板体延伸形成第二鱼叉齿部,所述第二鱼叉齿部呈均匀间隔设置,所述LED阵列均匀排布在所述第一鱼叉齿部和所述第二鱼叉齿部上。
  2. 根据权利要求1所述的背光板,其特征在于,所述第一板体与所述第二板体相互插接形成所述PCB板。
  3. 根据权利要求1所述的背光板,其特征在于,所述第一板体上设有连接部,所述第二板体上设有与所述连接部对应的连接件,当所述第一板体与所述第二板体相互插接时,所述连接件与所述连接部固定连接。
  4. 根据权利要求1所述的背光板,其特征在于,在所述第一板体和所述第二板体上均设有定位部,所述定位部设于所述第一板体及所述第二板体的边角位置。
  5. 根据权利要求1所述的背光板,其特征在于,在所述第一板体与所述第二板体上均设有碳纳米管。
  6. 根据权利要求1所述的背光板,其特征在于,所述LED阵列包括LED灯条,所述LED灯条分别设于所述第一鱼叉齿部及所述第二鱼叉齿部上。
  7. 根据权利要求6所述的背光板,其特征在于,所述第一鱼叉齿部的宽度与所述第二鱼叉齿部的宽度相同,所述LED灯条的走线宽度小于所述第一鱼叉齿部的宽度。
  8. 一种显示模组,其特征在于,包括如权利要求1至7任一项所述的背光板。
  9. 一种电子设备,其特征在于,包括如权利要求8所述的显示模组。
PCT/CN2022/102299 2021-12-25 2022-06-29 一种背光板、显示模组及电子设备 WO2023115882A1 (zh)

Applications Claiming Priority (4)

Application Number Priority Date Filing Date Title
CN202111605848.3A CN114114760A (zh) 2021-12-25 2021-12-25 一种背光板、led模组及电子设备
CN202123316872.3U CN216361898U (zh) 2021-12-25 2021-12-25 一种背光板、led模组及电子设备
CN202123316872.3 2021-12-25
CN202111605848.3 2021-12-25

Publications (1)

Publication Number Publication Date
WO2023115882A1 true WO2023115882A1 (zh) 2023-06-29

Family

ID=86901184

Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2022/102299 WO2023115882A1 (zh) 2021-12-25 2022-06-29 一种背光板、显示模组及电子设备

Country Status (1)

Country Link
WO (1) WO2023115882A1 (zh)

Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101329047A (zh) * 2008-07-22 2008-12-24 友达光电股份有限公司 光源模块、液晶显示器及电路板组
JP2010278071A (ja) * 2009-05-26 2010-12-09 Sharp Corp Led基板、led基板の製造方法、バックライト装置、及び表示装置
CN202403115U (zh) * 2011-12-31 2012-08-29 四川长虹光电有限公司 液晶显示屏直下式背光源拼装结构
CN202419372U (zh) * 2012-01-05 2012-09-05 合肥海尔信息产品有限公司 用于直下式背光模组的发光组件
CN210803928U (zh) * 2019-11-07 2020-06-19 深圳市隆利科技股份有限公司 一种带梳状灯板结构的背光模组
CN214335421U (zh) * 2021-01-19 2021-10-01 深圳市隆利科技股份有限公司 一种灯板及具有该灯板的直下式背光模组
CN114114760A (zh) * 2021-12-25 2022-03-01 深圳市兆驰光元科技有限公司 一种背光板、led模组及电子设备

Patent Citations (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101329047A (zh) * 2008-07-22 2008-12-24 友达光电股份有限公司 光源模块、液晶显示器及电路板组
JP2010278071A (ja) * 2009-05-26 2010-12-09 Sharp Corp Led基板、led基板の製造方法、バックライト装置、及び表示装置
CN202403115U (zh) * 2011-12-31 2012-08-29 四川长虹光电有限公司 液晶显示屏直下式背光源拼装结构
CN202419372U (zh) * 2012-01-05 2012-09-05 合肥海尔信息产品有限公司 用于直下式背光模组的发光组件
CN210803928U (zh) * 2019-11-07 2020-06-19 深圳市隆利科技股份有限公司 一种带梳状灯板结构的背光模组
CN214335421U (zh) * 2021-01-19 2021-10-01 深圳市隆利科技股份有限公司 一种灯板及具有该灯板的直下式背光模组
CN114114760A (zh) * 2021-12-25 2022-03-01 深圳市兆驰光元科技有限公司 一种背光板、led模组及电子设备

Similar Documents

Publication Publication Date Title
US8152335B2 (en) Substrate for disposition of light-emitting diodes
CN114114760A (zh) 一种背光板、led模组及电子设备
CN203517457U (zh) 发光二极管灯条装置及具有该装置的背光模组
WO2023115882A1 (zh) 一种背光板、显示模组及电子设备
US8833972B2 (en) All in one snow crystal-shaped LED module
US20160097951A1 (en) A mounting structure and method of direct type backlight module light bar and that of liquid crystal display
CN105578756A (zh) 印制板
CN201797644U (zh) 一种设有阻抗模块的pcb板
CN216361898U (zh) 一种背光板、led模组及电子设备
CN102313182B (zh) 混打led灯条的方法
JP6104616B2 (ja) Ledモジュール
CN203349037U (zh) 一种led灯条及采用该led灯条的背光模组
CN216901248U (zh) 一种背光板、led模组及电子设备
CN202050070U (zh) 电源插座
CN204257624U (zh) 一种新型bga器件
CN210274665U (zh) 一种舞台led灯用电路板
CN207150975U (zh) 一种用于天线移相器柔性线路板的回流焊焊接治具
CN202956995U (zh) 一种等边三角形发光二极管模组
CN217444023U (zh) 一种新型直下背光模组及显示设备
CN213987112U (zh) 一种直下式液晶显示背光灯条结构
CN205991372U (zh) 背光模组以及显示屏
CN211457542U (zh) 一种pcb插接结构
CN202282908U (zh) 一种背光源的fpc结构
CN210629986U (zh) 一种pcb板生产用上盖板与底板相配合的限位结构
CN204156151U (zh) 一种线缆连接器

Legal Events

Date Code Title Description
121 Ep: the epo has been informed by wipo that ep was designated in this application

Ref document number: 22909214

Country of ref document: EP

Kind code of ref document: A1