CN117971061A - Touch control and front light integrating device - Google Patents
Touch control and front light integrating device Download PDFInfo
- Publication number
- CN117971061A CN117971061A CN202211315986.2A CN202211315986A CN117971061A CN 117971061 A CN117971061 A CN 117971061A CN 202211315986 A CN202211315986 A CN 202211315986A CN 117971061 A CN117971061 A CN 117971061A
- Authority
- CN
- China
- Prior art keywords
- touch
- front light
- light emitting
- direction sensing
- light
- Prior art date
- Legal status (The legal status 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 status listed.)
- Pending
Links
- 239000000758 substrate Substances 0.000 claims abstract description 22
- 229910052751 metal Inorganic materials 0.000 claims abstract description 17
- 239000002184 metal Substances 0.000 claims abstract description 17
- 239000010410 layer Substances 0.000 claims description 38
- 239000000463 material Substances 0.000 claims description 9
- 239000011241 protective layer Substances 0.000 claims description 2
- 230000010354 integration Effects 0.000 claims 7
- 238000002347 injection Methods 0.000 abstract 1
- 239000007924 injection Substances 0.000 abstract 1
- 238000000034 method Methods 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 230000008054 signal transmission Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000003384 imaging method Methods 0.000 description 1
- AMGQUBHHOARCQH-UHFFFAOYSA-N indium;oxotin Chemical compound [In].[Sn]=O AMGQUBHHOARCQH-UHFFFAOYSA-N 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
Abstract
The application discloses an integrated device for touch control and front light, which comprises a pair of first direction sensing modules, an insulating layer, a metal layer, an insulating substrate and a light-emitting device, wherein the insulating layer is used for connecting the first direction sensing modules, the metal layer is arranged on the insulating layer and is used for electrically connecting the first direction sensing modules, the insulating substrate is arranged on the metal layer, the light-emitting device is arranged on the plurality of insulating substrates, and the insulating substrate and the light-emitting device are arranged on the metal layer by arranging the metal layer on the insulating layer connected with the first direction sensing modules, so that light can be injected into an electronic ink film in an orthographic injection mode.
Description
Technical Field
The present application relates to a front light device, and more particularly to a touch and front light integrating device.
Background
In order to solve the problem of reading in a dark environment of a user, the conventional Electronic paper reading device comprises a front light device, wherein the front light device comprises a front light guide plate and a light emitting Diode (LIGHT EMITTED Diode, LED) lamp strip, and the LED lamp strip is arranged on the side edge of the front light guide plate, so that the LED lamp strip can emit light into the front light guide plate in parallel on the side edge, and the light is reflected into an Electronic paper display layer (Electronic PAPER DISPLAY, EPD) below the front light guide plate through a plurality of reflecting prisms with different sizes in the front light guide plate, and is reflected to eyes of the user for imaging through an Electronic ink film (Electronic Ink Film) in the Electronic paper display layer.
However, in the development process, the design of the reflecting prism needs to be continuously confirmed so that the light can be truly reflected to the electronic ink film under the front light guide plate for development, and after the design of the reflecting prism is confirmed, the mold opening manufacturing is performed, if the mold opening manufacturing is performed, the design of the reflecting prism needs to be adjusted and then the mold opening manufacturing is performed, so that a large amount of resources are consumed.
In addition, since the led strip is disposed on the side of the front light guide plate, a light shielding tape for preventing light leakage needs to be added to prevent light leakage, which increases the manufacturing cost.
Furthermore, after the electronic paper reading device is assembled, the brightness of the front light device close to the light emitting diode lamp strip is greater than that of the front light device far away from the light emitting diode lamp strip, so that the optical brightness of the front light device is uneven.
Thus, the prior art does need to further provide the necessity of more improved solutions.
Disclosure of Invention
In view of the above-mentioned drawbacks of the prior art, the present application is directed to an integrated device of touch control and front light, which utilizes the sensing position of touch control to make the light incident on the electronic ink film, so as to achieve the purposes of saving the resources required in the development process, saving the manufacturing cost, providing uniform brightness and thinning.
The main technical means adopted by the present application for achieving the above purpose is to make the touch control and front light integrating device, which comprises:
A pair of first direction sensing modules;
an insulating layer connecting the first direction sensing modules to each other;
The metal layer is arranged on the insulating layer and is used as the first direction sensing module to be electrically connected with each other;
an insulating substrate disposed on the metal layer; and
And a light emitting device disposed on the insulating substrate.
Preferably, the touch control and front light integrating device comprises:
the second direction sensing modules are provided with an electrical connection line, and the electrical connection line is arranged below the insulating layer.
Preferably, the light emitting device includes:
a light emitting diode conductive film disposed on the insulating substrate; and
A light emitting diode chip disposed on the light emitting diode conductive film.
Preferably, the light emitting device further comprises:
a light-emitting material layer covering the LED chip; and
And a protective layer which covers the luminescent material layer.
Preferably, the first direction sensing module and the second direction sensing module are disposed in a crossing manner.
Preferably, the insulating substrate includes a first surface and a second surface, and the first surface and the second surface are disposed opposite to each other.
Preferably, the touch control and front light integrating device further comprises:
And the front light soft board circuit is arranged on the first surface and is connected with the light emitting diode conductive film.
Preferably, the touch control and front light integrating device further comprises:
and the touch soft board circuit is arranged on the second surface and is connected with the first direction sensing module and the second direction sensing module.
Preferably, the light emitting diode chip further comprises:
And a pair of connection pads disposed at a bottom of the LED chip at a distance from each other and on the LED conductive film.
Through the structure, the metal layer based on electric signal transmission is arranged on the insulating layer connected with the first direction sensing module, and the insulating substrate and the light emitting device are arranged on the metal layer, so that the light of the light emitting device is emitted into the electronic ink film in an orthographic incidence mode.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this specification, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute a limitation on the application. In the drawings:
Fig. 1 is a cross-sectional view of a touch and front light integrating device according to the present application.
Fig. 2 is a top view of the touch and front light integrating device of the present application.
Fig. 3 is a cross-sectional view of another structure diagram of the touch and front light integrating device of the present application.
Fig. 4 is a side view of the touch and front light integrating device of the present application.
Detailed Description
The following description of the embodiments of the present application will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are some, but not all embodiments of the application. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
As shown in fig. 1, the touch and front light integrating device 10 of the present application includes a pair of first direction sensing modules 11, an insulating layer 12, a metal layer 13, an insulating substrate 14 and a light emitting device 15, wherein the insulating layer 12 connects the first direction sensing modules 11 to each other, the metal layer 13 is disposed on the insulating layer 12 and electrically connects the first direction sensing modules 11 to each other, the insulating substrate 14 is disposed on the metal layer 13, the light emitting device 15 is disposed on the insulating substrate 14, in other words, the insulating layer 12, the metal layer 13, the insulating substrate 14 and the light emitting device 15 are sequentially stacked on the first direction sensing modules 11. In this embodiment, the insulating substrate 14 is a glass substrate, the Light Emitting device 15 is a Micro Light-Emitting Diode (Micro LED), and the first direction sensing module 11 is a Received data module (Rx).
In this embodiment, as shown in fig. 2, the touch and front light integrating device 10 includes a pair of second direction sensing modules 11', wherein each of the second direction sensing modules 11' has an electrical connection line therebetween and the electrical connection line is disposed under the insulating layer 12. In this embodiment, the first direction sensing module 11 and the second direction sensing module 11' are disposed to cross each other, and sense a touch signal through the cross arrangement. In this embodiment, the second direction sensing module 11' is a transmit data module (Tx).
In this embodiment, as shown in fig. 3, the light emitting device 15 includes a light emitting diode conductive film 150 and a light emitting diode chip 151, the light emitting diode conductive film 150 is disposed on the insulating substrate 14, and the light emitting diode chip 151 is disposed on the light emitting diode conductive film 150. In this embodiment, the led conductive film 150 is made of Indium Tin Oxide (ITO).
In this embodiment, the light emitting device 15 further includes a light emitting material layer 152 and a protection layer 153, wherein the light emitting material layer 152 encapsulates the light emitting diode chip 151, and the protection layer 153 encapsulates the light emitting material layer 152. In this embodiment, the luminescent material layer 152 is made of a fluorescent powder material.
In this embodiment, the led chip 151 further includes a pair of connection pads 154, the connection pads 154 are disposed at a bottom of the led chip 151 at intervals, and the connection pads 154 are disposed on the led conductive film 150.
In this embodiment, the insulating substrate 14 includes a first surface 140 and a second surface 141, and the first surface 140 and the second surface 141 are disposed opposite to each other.
In this embodiment, as shown in fig. 4, the touch and front light integrating device 10 further includes a front light flexible circuit 16, and the front light flexible circuit 16 is disposed on the first surface 140 and electrically connected to the led conductive film 150.
In this embodiment, the touch and front light integrating device 10 further includes a touch flexible board circuit 17, the touch flexible board circuit 17 is disposed on the second surface 141, and the touch flexible board circuit 17 is electrically connected to the first direction sensing module 11 and the second direction sensing module 11'.
In summary, on the insulating layer 12 connected to the first direction sensing module 11, the metal layer 13 based on electrical signal transmission is disposed on the insulating layer 12, and further the insulating substrate 14 and the light emitting device 15 are disposed on the metal layer 13, so that the light of the light emitting device 15 is incident into the electronic ink film in a positive incident manner.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising one … …" does not exclude the presence of other like elements in a process, method, article, or apparatus that comprises the element.
The embodiments of the present application have been described above with reference to the accompanying drawings, but the present application is not limited to the above-described embodiments, which are merely illustrative, not restrictive, and many forms may be made by those having ordinary skill in the art without departing from the spirit of the present application and the scope of the claims, which are also within the scope of the present application.
Claims (10)
1. The utility model provides an integrated device of touch and front light which characterized in that, the integrated device of touch and front light includes:
A pair of first direction sensing modules;
an insulating layer connecting the first direction sensing modules to each other;
The metal layer is arranged on the insulating layer and is used as the first direction sensing module to be electrically connected with each other;
an insulating substrate disposed on the metal layer; and
And a light emitting device disposed on the insulating substrate.
2. The touch and front light integration apparatus of claim 1, wherein the touch and front light integration apparatus comprises:
the second direction sensing modules are provided with an electrical connection line, and the electrical connection line is arranged below the insulating layer.
3. The touch and front light integration apparatus of claim 2, wherein the light emitting device comprises:
a light emitting diode conductive film disposed on the insulating substrate; and
A light emitting diode chip disposed on the light emitting diode conductive film.
4. The touch and front light integration apparatus of claim 3, wherein the light emitting apparatus further comprises:
a light-emitting material layer covering the LED chip; and
And a protective layer which covers the luminescent material layer.
5. The touch and front light integrating device according to claim 4, wherein the first direction sensing module and the second direction sensing module are disposed in a crossing manner.
6. The touch and front light integrating device according to claim 5, wherein the insulating substrate comprises a first surface and a second surface, and the first surface and the second surface are disposed opposite to each other.
7. The touch and front light integration apparatus of claim 6, further comprising:
And the front light soft board circuit is arranged on the first surface and is connected with the light emitting diode conductive film.
8. The touch and front light integration apparatus of claim 7, further comprising:
and the touch soft board circuit is arranged on the second surface and is connected with the first direction sensing module and the second direction sensing module.
9. The touch and front light integration apparatus of claim 8, wherein the light emitting diode chip further comprises:
And a pair of connection pads disposed at a bottom of the LED chip at a distance from each other and on the LED conductive film.
10. The touch and front light integrating device according to claim 1, wherein the light emitting device is a micro-scale light emitting diode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211315986.2A CN117971061A (en) | 2022-10-26 | 2022-10-26 | Touch control and front light integrating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202211315986.2A CN117971061A (en) | 2022-10-26 | 2022-10-26 | Touch control and front light integrating device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN117971061A true CN117971061A (en) | 2024-05-03 |
Family
ID=90860038
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202211315986.2A Pending CN117971061A (en) | 2022-10-26 | 2022-10-26 | Touch control and front light integrating device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117971061A (en) |
-
2022
- 2022-10-26 CN CN202211315986.2A patent/CN117971061A/en active Pending
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN101620486B (en) | Electronic device and touch sensor film | |
| KR101412754B1 (en) | Light source unit and method of forming and display device having the same | |
| CN107066946B (en) | Fingerprint mould group, display screen and mobile terminal | |
| CN106991383B (en) | Fingerprint mould group, display screen and mobile terminal | |
| CN103075678A (en) | Light source module and lighting apparatus having the same | |
| CN106897712B (en) | Fingerprint module, display screen and mobile terminal | |
| WO2021115308A1 (en) | Display screen module and electronic device | |
| CN101866910A (en) | Luminous device | |
| CN114242913B (en) | Display panel and electronic device | |
| EP2530375B1 (en) | Light guide design for edge-illumination in a backlight unit | |
| CN111881753A (en) | Backlight module and display device | |
| CN105527749B (en) | Planar light source device, display device and electronic equipment | |
| TW201835654A (en) | Front light plate and front light module thereof | |
| CN106932982B (en) | Display device, mobile terminal and manufacturing method of display device | |
| CN111221177A (en) | Backlight module and electronic equipment | |
| CN107608122B (en) | Display screen, functional assembly and mobile terminal | |
| US8858052B2 (en) | Backlight module | |
| CN111916434A (en) | Display device | |
| CN111596489A (en) | Backlight module, display module and electronic equipment | |
| CN117971061A (en) | Touch control and front light integrating device | |
| CN110764313A (en) | Backlight module, control method thereof, electronic device and computer readable storage medium | |
| CN115061593A (en) | Display panel, manufacturing method thereof and display device | |
| CN114253030A (en) | Backlight module and display device thereof | |
| US7724339B2 (en) | Liquid crystal display with electrical connector | |
| CN110850637A (en) | Backlight module and electronic equipment |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication |