TWI507939B - Touch screen - Google Patents

Touch screen Download PDF

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Publication number
TWI507939B
TWI507939B TW102124578A TW102124578A TWI507939B TW I507939 B TWI507939 B TW I507939B TW 102124578 A TW102124578 A TW 102124578A TW 102124578 A TW102124578 A TW 102124578A TW I507939 B TWI507939 B TW I507939B
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Taiwan
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touch
panel
display panel
display screen
adhesive
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TW102124578A
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Chinese (zh)
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TW201506703A (en
Inventor
Tian-Fu Wu
Chung Kai Wang
Yen Hua Chen
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Interface Optoelectronic Shenzhen Co Ltd
Gen Interface Solution Ltd
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Publication of TW201506703A publication Critical patent/TW201506703A/en
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Publication of TWI507939B publication Critical patent/TWI507939B/en

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Description

觸控顯示屏 Touch display

本發明涉及一種顯示屏,尤其涉及一種觸控顯示屏。 The invention relates to a display screen, in particular to a touch display screen.

隨著科技的進步,先前很多電子設備都配備有可進行觸控操作的觸控顯示屏。所述電子設備多以輕、薄化為目標,而所述觸控顯示屏的輕薄化是實現電子設別輕、薄化的一個重要方面。一般的觸控顯示屏包括一個觸控面板以及一個與所述觸控面板相疊置的顯示面板,因此,所述觸控顯示屏的厚度主要取決於所述觸控面板以及所述顯示面板的整體厚度。 With the advancement of technology, many of the previous electronic devices were equipped with touch screens for touch operation. The electronic device is mostly aimed at lightness and thinning, and the thinning and thinning of the touch display screen is an important aspect for realizing light and thin electronic design. A touch display panel includes a touch panel and a display panel stacked on the touch panel. Therefore, the thickness of the touch display screen mainly depends on the touch panel and the display panel. Overall thickness.

先前的觸控顯示屏一般採用在所述觸控面板以及所述顯示面板之間塗布黏合膠的方式固定所述觸控面板以及所述液晶顯示幕。然而,所述黏合膠的需要有一定的厚度方能保證黏合的效果,這顯然影響了所述觸控顯示屏的進一步輕、薄化。 In the prior touch display screen, the touch panel and the liquid crystal display screen are generally fixed by applying an adhesive between the touch panel and the display panel. However, the adhesive needs to have a certain thickness to ensure the bonding effect, which obviously affects the further lightness and thinning of the touch display screen.

有鑒於此,有必要提供一種輕薄化的觸控顯示屏。 In view of this, it is necessary to provide a thin and light touch display.

一種觸控顯示屏,包括一個觸控面板、一個與所述觸控面相疊置的顯示面板、以及用於連接所述觸控面板與所述顯示面板的黏合膠。所述觸控面板包括一個朝向所述顯示面板的第一表面,所述顯示面板包括一個朝向所述觸控面板的第二表面以及與所述第二表面相連的側面,所述側面構成所述顯示面板的周緣。所述黏合 膠設置於所述顯示面板的側面上並與所述觸控面板相連。 A touch display screen includes a touch panel, a display panel stacked on the touch surface, and an adhesive for connecting the touch panel and the display panel. The touch panel includes a first surface facing the display panel, the display panel includes a second surface facing the touch panel and a side connected to the second surface, the side surface constituting the The perimeter of the display panel. The bonding The glue is disposed on a side of the display panel and connected to the touch panel.

相對於先前技術,由於所述黏合膠設置於所述顯示面板的周緣,所述第一表面以及所述第二表面之間無需設置黏合膠,因此所述觸控面板以及所述顯示面板的整體厚度得以將低,有利於所述觸控顯示屏的輕、薄化。 Compared with the prior art, since the adhesive is disposed on the periphery of the display panel, no adhesive is disposed between the first surface and the second surface, so the touch panel and the whole of the display panel are The thickness can be made low, which is beneficial to the lightness and thinness of the touch display screen.

100、200‧‧‧觸控顯示屏 100,200‧‧‧ touch display

10‧‧‧觸控面板 10‧‧‧Touch panel

11‧‧‧第一表面 11‧‧‧ first surface

20‧‧‧顯示面板 20‧‧‧ display panel

21‧‧‧第二表面 21‧‧‧ second surface

22‧‧‧側面 22‧‧‧ side

30‧‧‧黏合膠 30‧‧‧Adhesive

40‧‧‧間隔粒子 40‧‧‧ spacer particles

圖1係本發明第一實施方式的觸控顯示屏的示意圖。 1 is a schematic diagram of a touch display screen according to a first embodiment of the present invention.

圖2係本發明第二實施方式的觸控顯示屏的示意圖。 2 is a schematic diagram of a touch display screen according to a second embodiment of the present invention.

下面將結合附圖對本發明作一具體介紹。 The present invention will be specifically described below with reference to the accompanying drawings.

請參閱圖1,本發明第一實施方式的觸控顯示屏100包括一個觸控面板10、一個顯示面板20以及用於連接所述觸控面板10與所述顯示面板20的黏合膠30。所述觸控面板10與所述顯示面板20相互疊置,所述觸控面板10用於提供所述觸控顯示屏100的觸控功能,所述顯示面板20用於提供所述觸控顯示屏100的顯示功能。 Referring to FIG. 1 , the touch display screen 100 of the first embodiment of the present invention includes a touch panel 10 , a display panel 20 , and an adhesive 30 for connecting the touch panel 10 and the display panel 20 . The touch panel 10 and the display panel 20 are stacked on each other. The touch panel 10 is configured to provide a touch function of the touch display screen 100, and the display panel 20 is configured to provide the touch display. The display function of the screen 100.

所述觸控面板10包括一個朝向所述顯示面板20的第一表面11。所述觸控面板10可以為電阻式觸控面板、電容式觸控面板、光學式觸控面板或者音波式觸控面板。 The touch panel 10 includes a first surface 11 facing the display panel 20. The touch panel 10 can be a resistive touch panel, a capacitive touch panel, an optical touch panel, or an acoustic wave touch panel.

所述顯示面板20包括一個朝向所述觸控面板10的第二表面21以及與所述第二表面21相連的側面22。所述側面22構成所述顯示面板20周緣,本實施方式中,所述側面22大致與所述第二表面21垂直。 The display panel 20 includes a second surface 21 facing the touch panel 10 and a side surface 22 connected to the second surface 21. The side surface 22 constitutes a periphery of the display panel 20, and in the embodiment, the side surface 22 is substantially perpendicular to the second surface 21.

本實施方式中,所述顯示面板20為液晶型顯示面板,當然,所述 顯示面板20也可以為其他類型的顯示面板。 In the embodiment, the display panel 20 is a liquid crystal display panel. Of course, the Display panel 20 can also be other types of display panels.

所述黏合膠30位於所述顯示面板20的側面22上並且與所述觸控面板10相連。本實施方式中,所述第一表面11的面積大於所述第二表面21的面積,所述黏合膠30將所述顯示面板20的側面22與所述觸控面板10的第一表面11相對固定黏合。當然,針對所述第一表面11與所述第二表面21的面積相同的情況,所述黏合膠30也可以設置於所述觸控面板10與所述顯示面板20共同的周緣。所述黏合膠30可以為光學膠(Optical Clear Adhesive:OCA)、液態光學膠(Liquid Optical Clear Adhesive:LOCA)或者其他的黏合膠。 The adhesive 30 is located on the side 22 of the display panel 20 and connected to the touch panel 10 . In the embodiment, the area of the first surface 11 is larger than the area of the second surface 21 , and the adhesive 30 directly faces the side surface 22 of the display panel 20 and the first surface 11 of the touch panel 10 . Fixed bonding. Of course, the adhesive 30 may be disposed on the periphery of the touch panel 10 and the display panel 20 for the same area of the first surface 11 and the second surface 21 . The adhesive 30 can be Optical Clear Adhesive (OCA), Liquid Optical Clear Adhesive (LOCA) or other adhesive.

本實施方式中,所述觸控面板10的第一表面11直接與所述顯示面板20的第二表面21貼合。由於所述黏合膠30設置於所述顯示面板20的側面22,所述第一表面11以及所述第二表面21之間無需設置黏合膠,因此所述觸控面板10以及所述顯示面板20的整體厚度得以將低,有利於所述觸控顯示屏100以及具有所述觸控顯示屏100的電子設備(圖未示)的輕、薄化。另外,由於所述黏合膠30設置所述顯示面板20的側面22,所述黏合膠30不會影響所述顯示面板20的出射光,因此對其穿透率等光學特性的要求有所降低,有利於降低所述觸控顯示屏100的成本。 In the embodiment, the first surface 11 of the touch panel 10 directly contacts the second surface 21 of the display panel 20 . The touch panel 10 and the display panel 20 are not required to be disposed between the first surface 11 and the second surface 21 because the adhesive 30 is disposed on the side surface 22 of the display panel 20 . The overall thickness of the touch display screen 100 and the electronic device (not shown) having the touch display screen 100 are light and thin. In addition, since the adhesive 30 is disposed on the side surface 22 of the display panel 20, the adhesive 30 does not affect the light emitted from the display panel 20, and thus the optical characteristics such as the transmittance thereof are lowered. It is advantageous to reduce the cost of the touch display screen 100.

請參閱圖2,本發明第二實施方式的觸控顯示屏200包括分別與第一實施方式中類似的觸控面板10、顯示面板20以及黏合膠30。所述觸控顯示屏200還包括複數設置於所述觸控面板10的第一表面11與所述顯示面板20的第二表面21之間的間隔粒子40。所述間隔粒子40將所述第一表面11與所述第二表面12之間間隔預定距離。 本實施方式中,所述間隔粒子40為圓形,所述間隔粒子40的直徑小於35微米,優選地,所述間隔粒子40的直徑範圍處於5~10微米之間。所述間隔粒子40採用透明材料,其可以採用熱硬化、紫外硬化或者曝光顯影等方式製作。所述間隔粒子40可以避免所述觸控顯示屏200因為光線干涉現象產生牛頓環,提升所述觸控顯示屏100的顯示品質。 Referring to FIG. 2 , the touch display screen 200 of the second embodiment of the present invention includes a touch panel 10 , a display panel 20 , and an adhesive 30 , respectively, similar to those in the first embodiment. The touch display screen 200 further includes a plurality of spacer particles 40 disposed between the first surface 11 of the touch panel 10 and the second surface 21 of the display panel 20 . The spacer particles 40 are spaced apart from the first surface 11 by a predetermined distance. In the present embodiment, the spacer particles 40 are circular, and the spacer particles 40 have a diameter of less than 35 micrometers. Preferably, the spacer particles 40 have a diameter ranging from 5 to 10 micrometers. The spacer particles 40 are made of a transparent material, which can be formed by thermal curing, ultraviolet curing, or exposure development. The spacer particles 40 can prevent the touch display screen 200 from generating a Newton ring due to light interference, thereby improving the display quality of the touch display screen 100.

綜上所述,本發明確已符合發明專利之要件,遂依法提出專利申請。惟,以上所述者僅為本發明之較佳實施方式,自不能以此限制本案之申請專利範圍。舉凡熟悉本案技藝之人士爰依本發明之精神所作之等效修飾或變化,皆應涵蓋於以下申請專利範圍內。 In summary, the present invention has indeed met the requirements of the invention patent, and has filed a patent application according to law. However, the above description is only a preferred embodiment of the present invention, and it is not possible to limit the scope of the patent application of the present invention. Equivalent modifications or variations made by persons skilled in the art in light of the spirit of the invention are intended to be included within the scope of the following claims.

100‧‧‧觸控顯示屏 100‧‧‧ touch display

10‧‧‧觸控面板 10‧‧‧Touch panel

11‧‧‧第一表面 11‧‧‧ first surface

20‧‧‧顯示面板 20‧‧‧ display panel

21‧‧‧第二表面 21‧‧‧ second surface

22‧‧‧側面 22‧‧‧ side

30‧‧‧黏合膠 30‧‧‧Adhesive

Claims (9)

一種觸控顯示屏,包括一個觸控面板、一個與所述觸控面相疊置的顯示面板、以及用於連接所述觸控面板與所述顯示面板的黏合膠,所述觸控面板包括一個朝向所述顯示面板的第一表面,所述顯示面板包括一個朝向所述觸控面板的第二表面以及與所述第二表面相連的側面,所述側面構成所述顯示面板的周緣,其改進在於:所述黏合膠設置於所述顯示面板的側面上並與所述觸控面板相連。 A touch display panel includes a touch panel, a display panel stacked on the touch surface, and an adhesive for connecting the touch panel and the display panel, the touch panel includes a touch panel Facing the first surface of the display panel, the display panel includes a second surface facing the touch panel and a side connected to the second surface, the side surface constituting a periphery of the display panel, which is improved The adhesive is disposed on a side of the display panel and connected to the touch panel. 如請求項1所述的觸控顯示屏,其中,所述第一表面的面積大於所述第二表面的面積,所述黏合膠將所述顯示面板的周緣與所述觸控面板的第一表面相對固定黏合。 The touch display screen of claim 1, wherein the area of the first surface is larger than the area of the second surface, the adhesive bonding the periphery of the display panel to the first of the touch panel The surface is relatively fixedly bonded. 如請求項1所述的觸控顯示屏,其中,所述第一表面與所述第二表面的面積相同,所述黏合膠設置於所述觸控面板與所述顯示面板共同的周緣。 The touch display screen of claim 1, wherein the first surface and the second surface have the same area, and the adhesive is disposed on a periphery of the touch panel and the display panel. 如請求項1所述的觸控顯示幕,其中:所述黏合膠未覆蓋所述顯示面板的第二表面。 The touch display screen of claim 1, wherein the adhesive does not cover the second surface of the display panel. 如請求項1所述的觸控顯示屏,其中,所述第一表面直接與所述顯示面板的第二表面相貼合。 The touch display screen of claim 1, wherein the first surface directly conforms to the second surface of the display panel. 如請求項1所述的觸控顯示屏,其中,所述第一表面與所述第二表面之間設置有複數間隔粒子,所述間隔粒子將所述第一表面與所述第二表面之間間隔預定距離。 The touch display screen of claim 1, wherein a plurality of spacer particles are disposed between the first surface and the second surface, and the spacer particles are the first surface and the second surface A predetermined distance between them. 如請求項6所述的觸控顯示屏,其中,所述間隔粒子為圓形,且直徑小於35微米。 The touch display screen of claim 6, wherein the spacer particles are circular and have a diameter of less than 35 microns. 如請求項7所述的觸控顯示屏,其中,所述間隔粒子的直徑範圍處於5~10微米之間。 The touch display screen of claim 7, wherein the spacer particles have a diameter ranging from 5 to 10 micrometers. 如請求項1所述的觸控顯示屏,其中,所述黏合膠為光學膠或者液態光學膠。 The touch display screen of claim 1, wherein the adhesive is an optical glue or a liquid optical glue.
TW102124578A 2013-06-13 2013-07-09 Touch screen TWI507939B (en)

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CN104503615B (en) * 2014-12-26 2018-02-13 深圳市华星光电技术有限公司 A kind of touch control display
CN111221172A (en) * 2020-03-09 2020-06-02 深圳市华星光电半导体显示技术有限公司 Display device and method for manufacturing the same

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