WO2011103804A1 - Écran tactile et dispositif portatif le comprenant - Google Patents

Écran tactile et dispositif portatif le comprenant Download PDF

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Publication number
WO2011103804A1
WO2011103804A1 PCT/CN2011/071215 CN2011071215W WO2011103804A1 WO 2011103804 A1 WO2011103804 A1 WO 2011103804A1 CN 2011071215 W CN2011071215 W CN 2011071215W WO 2011103804 A1 WO2011103804 A1 WO 2011103804A1
Authority
WO
WIPO (PCT)
Prior art keywords
structure pattern
touch screen
transparent substrate
touch panel
touch
Prior art date
Application number
PCT/CN2011/071215
Other languages
English (en)
Chinese (zh)
Inventor
李勇
Original Assignee
华为终端有限公司
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
Application filed by 华为终端有限公司 filed Critical 华为终端有限公司
Publication of WO2011103804A1 publication Critical patent/WO2011103804A1/fr

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Classifications

    • G—PHYSICS
    • G06—COMPUTING; CALCULATING OR COUNTING
    • G06F—ELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • G06F3/0412—Digitisers structurally integrated in a display

Definitions

  • the present invention relates to the field of handheld devices, and in particular, to a touch screen and a handheld device having the same. Background technique
  • OLEDs that is, organic light emitting diodes (Organic Light Emitting Diodes), also known as organic electroluminescence displays have the characteristics of lightness, power saving, etc., and thus have been obtained on MP3 players. Widely used. Moreover, its application range has been extended to mobile phones, game consoles and the like with larger handheld devices.
  • the 0LED display technology does not require a backlight, but instead, as shown in FIG. 1, a display substrate 11 having a small thickness is used, and an organic material pattern is disposed on the display substrate 11. Layer 12, when a current is passed, the organic material layer 12 emits red, green, and blue light to display different images and colors.
  • the prior art 1 provides a touch screen structure, specifically adding a feeling in a 0 LED handheld device.
  • the light sensor recognizes the user's command by the light change detected by the photosensitive sensor, thereby implementing the touch function.
  • the cost of the photosensitive sensor in this structure is high, which is not conducive to popular use.
  • another touch screen structure is provided. As shown in FIG. 2, an independent touch panel is formed.
  • the touch panel includes a touch substrate 21, and the touch pattern 22 is formed on the touch substrate 21.
  • the display substrate 11 and the touch substrate 21 are fixed together, for example, by bonding together to form a touch screen.
  • this structure has a large amount of materials, which results in a large thickness and a high cost.
  • the inventors have found that at least the following problems exist in the prior art:
  • the touch screen in the prior art has a large thickness and a high cost. Summary of the invention
  • a touch screen includes a transparent substrate, and an OLED board structure pattern is disposed on one surface of the transparent substrate, and the 0 LED board structure pattern is used for implementing a display function. And a touch panel structure pattern is disposed on the other opposite surface of the transparent substrate, and the touch panel structure pattern is used to implement a touch function.
  • the touch screen provided by the embodiment of the present invention has a 0 LED board structure pattern on one surface of the transparent substrate and a touch panel structure pattern on the other opposite surface, so the 0 LED board structure pattern and the touch
  • the board structure pattern can share the transparent substrate, which saves the use of the substrate, so that the touch screen formed by the combination of the OLED board structure pattern and the touch panel structure pattern has a small thickness and a low cost.
  • Another technical problem to be solved by embodiments of the present invention is to provide a hand with a touch screen. With equipment, it can have a small thickness and a low cost.
  • the embodiment of the present invention adopts the following technical solutions:
  • a handheld device with a touch screen includes a housing, the housing is provided with a touch screen, the touch screen includes a transparent substrate, and an OLED board structure pattern is disposed on one surface of the transparent substrate, and the 0 LED board structure pattern is a touch panel structure pattern is disposed on another opposite surface of the transparent substrate, the touch panel structure pattern is used to implement a touch function, and the touch panel structure pattern faces the The exterior of the housing.
  • the handheld device with a touch screen provided by the embodiment of the present invention has a 0 LED board structure pattern on one surface of the transparent substrate and a touch panel structure pattern on the other opposite surface, so the 0 LED board structure pattern and The touch panel structure pattern can share the transparent substrate, which saves the use of the substrate, so that the touch screen formed by combining the 0 LED board structure pattern and the touch panel structure pattern has a smaller thickness and lower the cost of.
  • 1 is a schematic view showing the structure of an 0 LED board in the prior art
  • FIG. 2 is a schematic view showing a combination of an 0 LED board and a touch panel in the prior art to form a touch screen;
  • FIG. 3 is a schematic structural diagram of a touch screen according to an embodiment of the present invention.
  • FIG. 4 is a schematic structural view of the touch screen shown in FIG. 3;
  • FIG. 5 is a schematic structural diagram of a handheld device with a touch screen according to an embodiment of the present invention.
  • Embodiments of the present invention are directed to a touch screen and a handheld device having the same that can have a small thickness and a low cost.
  • the touch screen of the embodiment of the present invention includes a transparent substrate 31 on the transparent substrate 31.
  • An OLED board structure pattern 32 is provided on one surface, and the 0 LED board structure pattern 32 is used to implement a display function, and a touch panel structure pattern 33 is provided on the other opposite surface of the transparent substrate 31, and the touch panel structure pattern 33 is used for Implement touch function.
  • the OLED board structure pattern 32 is provided on one surface of the transparent substrate 31 and the touch panel structure pattern 33 is provided on the other opposite surface, the OLED board structure pattern 32 and the touch panel structure pattern are provided.
  • the transparent substrate 31 can be shared, which saves the use of the substrate, so that the touch panel formed by combining the OLED panel structure pattern 32 and the touch panel structure pattern 33 has a small thickness and a low cost.
  • the transparent substrate 31 can transmit light emitted from the 0 LED board structure pattern 32, thereby realizing the display function of the touch screen. Further, the transparent substrate 31 may be a transparent glass substrate, a transparent quartz substrate or a transparent plastic substrate.
  • the above-mentioned 0 LED board structure pattern 32 includes a hole transport layer 321, a organic light-emitting layer 322, an electron transport layer 32 3, a metal cathode layer 324, and the like which are sequentially formed on the transparent substrate 31 by a patterning process.
  • 0LED belongs to the carrier double injection type light-emitting device, and the light-emitting mechanism is: under the driving of the external voltage, the holes injected by the anode and the electrons injected by the cathode are combined in the organic material to release energy, and the energy is The molecules that are transmitted to the organic material, so that the molecules of the organic material are excited to transition from the ground state to the excited state, and when the excited molecules return to the ground state, the radiation transitions to generate luminescence.
  • holes injected by the anode migrate to the organic light-emitting layer 322 via the transport of the hole transport layer 321; the metal cathode layer 324 cooperates with the anode to generate an electric field, and the metal cathode layer 324 can generate electrons;
  • the electrons injected by the metal cathode layer 324 migrate to the organic light-emitting layer 322 via the transport of the electron transport layer 32 3; the holes and electrons recombine in the organic light-emitting layer 322, thereby making the organic
  • the material molecules of the luminescent layer are excited to eventually produce luminescence.
  • the organic light-emitting layer 322 includes a plurality of pixel units composed of three colors of red, green, and blue, and a plurality of pixel units can display different images.
  • the patterning process in this embodiment may include various processes such as deposition, exposure, development, etching, photoresist stripping, evaporation, and the like.
  • the touch panel structure pattern 33 includes a flexible line (FPC, Flexi bl e Pr inted Ci rcui t) layer (or a thermocompression conductive paper (Hea t) which is sequentially formed on the transparent substrate 31 by a patterning process.
  • the flexible circuit layer (hot-press conductive paper layer) 331 can be connected to the driving circuit of the touch screen, and the driving circuit can transmit instruction information input by the user.
  • Indium tin oxide polyester film layer 332 is used to electrically connect each touch sensing unit.
  • a transparent protective layer 34 is disposed on the touch panel structure pattern 33 compared to the touch screen shown in FIG.
  • the transparent protective layer 34 may be made of a transparent plastic material or a transparent resin material, or may be made of a transparent substrate having a small thickness.
  • the transparent protective layer 34 can protect the touch panel structure pattern 33 from being worn or slipped.
  • the transparent protective layer 34 makes the touch screen more beautiful in appearance and more comfortable to use, improves the user experience, and improves the market competitiveness of the touch screen product.
  • the touch screen provided by the embodiment of the present invention has an OLED panel structure pattern on one surface of the transparent substrate and a touch panel structure pattern on the other opposite surface. And the touch panel structure pattern can share the transparent substrate, thereby saving the use of the substrate, so that the touch screen formed by combining the 0 LED board structure pattern and the touch panel structure pattern has a smaller thickness and Low cost.
  • the embodiment of the invention further provides a handheld device with a touch screen. As shown in FIG. 5, the touch screen-equipped handheld device includes a housing 4 in which a touch screen 3 is disposed. Referring to FIG. 3, the touch screen 3 includes a transparent substrate 31, and an OLED board structure pattern 32 is provided on one surface of the transparent substrate 31.
  • the 0 LED board structure pattern 32 is used for performing a display function on the other opposite surface of the transparent substrate 31.
  • a touch panel structure pattern 33 is provided, and the touch panel structure pattern 33 is used to implement a touch function, and the touch panel structure pattern 33 faces the outside of the housing 4.
  • the OLED board structure pattern 32 is provided on one surface of the transparent substrate 31 and the touch panel structure pattern 33 is provided on the other opposite surface, the OLED board structure pattern 32 and the touch
  • the control board structure pattern 33 can share the transparent substrate 31, which saves the use of the substrate, so that the touch panel 3 formed by combining the 0 LED board structure pattern 32 and the touch panel structure pattern 33 has a small thickness and a low cost.
  • the handheld device with the touch screen can be a mobile phone, a game machine, an MP3, an MP4, an MP5 player, a personal digital assistant (PDA), a digital photo frame, and the like.
  • PDA personal digital assistant

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  • Engineering & Computer Science (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Electroluminescent Light Sources (AREA)

Abstract

L'invention porte sur un écran tactile et sur un dispositif portatif qui en est pourvu, l'invention concernant le domaine technique des dispositifs portatifs. Lesdits écran et dispositif sont conçus de telle façon que leur épaisseur est réduite, ainsi que leur coût. L'écran tactile comporte un substrat transparent; le motif d'une structure de panneau à diodes électroluminescentes organiques (DELO) est agencé sur une surface du substrat transparent, et le motif de la structure de panneau DELO est utilisé pour exécuter la fonction d'affichage; le motif d'une structure de pavé de commande tactile est agencé sur l'autre surface opposée du substrat transparent, et le motif de la structure de pavé de commande tactile est utilisé pour exécuter la fonction de commande tactile. Le dispositif portatif pourvu de l'écran tactile comporte un boîtier dans lequel l'écran tactile est agencé. Cette invention peut être appliquée aux dispositifs portatifs.
PCT/CN2011/071215 2010-02-24 2011-02-24 Écran tactile et dispositif portatif le comprenant WO2011103804A1 (fr)

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
CN201020117731.1 2010-02-24
CN2010201177311U CN201583922U (zh) 2010-02-24 2010-02-24 触摸屏及具有该触摸屏的手持设备

Publications (1)

Publication Number Publication Date
WO2011103804A1 true WO2011103804A1 (fr) 2011-09-01

Family

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Family Applications (1)

Application Number Title Priority Date Filing Date
PCT/CN2011/071215 WO2011103804A1 (fr) 2010-02-24 2011-02-24 Écran tactile et dispositif portatif le comprenant

Country Status (2)

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CN (1) CN201583922U (fr)
WO (1) WO2011103804A1 (fr)

Families Citing this family (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN201583922U (zh) * 2010-02-24 2010-09-15 华为终端有限公司 触摸屏及具有该触摸屏的手持设备
CN104035616B (zh) * 2014-06-09 2015-07-29 黑龙江八一农垦大学 一种使用二极管显示器的多点触控触摸屏
CN104600092B (zh) * 2014-12-17 2018-06-01 深圳市华星光电技术有限公司 Oled触控显示装置及其制造方法

Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101114203A (zh) * 2006-07-26 2008-01-30 群康科技(深圳)有限公司 触摸屏显示单元
CN101447507A (zh) * 2008-12-12 2009-06-03 信利半导体有限公司 一种具有触摸屏功能的有机电致发光显示器
CN101635276A (zh) * 2009-08-26 2010-01-27 友达光电股份有限公司 有机发光二极管触控面板及其制作方法
CN201583922U (zh) * 2010-02-24 2010-09-15 华为终端有限公司 触摸屏及具有该触摸屏的手持设备

Patent Citations (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101114203A (zh) * 2006-07-26 2008-01-30 群康科技(深圳)有限公司 触摸屏显示单元
CN101447507A (zh) * 2008-12-12 2009-06-03 信利半导体有限公司 一种具有触摸屏功能的有机电致发光显示器
CN101635276A (zh) * 2009-08-26 2010-01-27 友达光电股份有限公司 有机发光二极管触控面板及其制作方法
CN201583922U (zh) * 2010-02-24 2010-09-15 华为终端有限公司 触摸屏及具有该触摸屏的手持设备

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