Touch module and vehicle-mounted electronic equipment comprising same
By integrating the photosensitive module into the touch module, and using the photosensitive element to detect light changes to control the LCD screen and touch functions, the problem of poor user experience of the existing vehicle LCD display module is solved, and the operation is simplified and user interaction experience is improved.
Patent Information
- Application Number
- CN202422356955.2
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-09-26
- Publication Date
- 2025-07-29
- Estimated Expiration
- 2034-09-26
AI Technical Summary
The wake-up methods of existing vehicle LCD display modules are mostly designed separately by touch buttons or physical buttons, resulting in poor user experience.
The photosensitive module is integrated into the touch module, and the photosensitive element is used to detect the light changes converted into electrical signals, controlling the opening and closing of the LCD screen and touch functions.
Improve user experience, control the opening and closing of the LCD screen and touch functions through optical signals, simplifying operations and improving user interaction experience.
Smart Images
Figure CN223167097U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of touch screens, and more specifically, to a touch control module and a vehicle-mounted electronic device including the same. Background Art
[0002] At present, liquid crystal display modules are more and more widely used in vehicle-mounted center consoles. There are many ways to wake up the module, such as designing touch buttons separately or making physical button switches. However, having more buttons designed leads to a poor user experience. Summary of the Utility Model
[0003] The purpose of the utility model is to provide a touch control module and a vehicle-mounted electronic device including the same, aiming to improve the user experience.
[0004] Specifically, the specific technical solution of the utility model is as follows: on the one hand, a touch control module is provided, which includes a cover plate. A photosensitive module is arranged on the cover plate. The photosensitive module includes a flexible circuit board. A photosensitive component is arranged on the front side of the flexible circuit board, and a reinforcing plate is arranged on the back side of the flexible circuit board. A double-sided adhesive foam is also arranged on the front side of the flexible circuit board, and the double-sided adhesive foam is bonded to the cover plate; the cover plate includes a photosensitive hole area, the photosensitive component corresponds to the photosensitive hole area, and the double-sided adhesive foam is provided with a hollowed-out structure in the photosensitive hole area.
[0005] As a preferred technical solution, the distance from the edge of the hollowed-out structure to the photosensitive component is 0.3 - 1.0 mm.
[0006] As a preferred technical solution, the height of the double-sided adhesive foam exceeds the height of the photosensitive component by 0.2 - 0.5 mm.
[0007] As a preferred technical solution, the reinforcing plate is an epoxy glass fiber board, and the thickness of the reinforcing plate is 0.2 - 0.5 mm.
[0008] As a preferred technical solution, a light-shielding ink layer is screen-printed on the non-viewing area of the cover plate, and a semi-transparent ink layer is screen-printed in the photosensitive hole area.
[0009] As a preferred technical solution, the light-shielding ink layer includes two layers, and the thickness of each light-shielding ink layer is 0.04 - 0.08 mm.
[0010] As a preferred technical solution, the light-shielding ink layer is a black light-shielding ink layer.
[0011] As a preferred technical solution, the visible light transmittance of the semi-transparent ink layer is 20% - 50%.
[0012] As a preferred technical solution, the cover plate is made of glass or a composite board substrate layer.
[0013] On the other hand, a vehicle-mounted electronic device is proposed, including a touch module as described above, and the flexible circuit board of the touch module is connected to the main control IC of the vehicle-mounted electronic device.
[0014] The beneficial effect of the present utility model is that: the photosensitive element is integrated in the touch module. When the hand approaches the cover plate, it will cause a change in light. After the photosensitive element detects the change in light, it will be converted into an electrical signal and fed back to the main control IC of the electronic device, and the main control IC can then turn on the liquid crystal screen and the touch function. BRIEF DESCRIPTION OF THE DRAWINGS
[0015] In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings required for use in the embodiments will be briefly introduced below. It should be understood that the following drawings only show some embodiments of the present utility model, and therefore should not be regarded as limiting the scope. For those of ordinary skill in the art, other related drawings can also be obtained based on these drawings without creative efforts.
[0016] Figure 1 FIG. is a schematic structural diagram of a touch module proposed for an embodiment of the present utility model;
[0017] Figure 2 FIG. is a schematic structural diagram of a flexible circuit board of a touch module proposed for an embodiment of the present utility model Figure 1 ;
[0018] Figure 3 FIG. is a schematic structural diagram of a flexible circuit board of a touch module proposed for an embodiment of the present utility model Figure 2 ;
[0019] Figure 4 FIG. is a schematic structural diagram of a flexible circuit board of a touch module proposed for an embodiment of the present utility model Figure 3 ;
[0020] Figure 5 FIG. is a schematic side view of a vehicle-mounted electronic device proposed for an embodiment of the present utility model;
[0021] Figure 6 FIG. is a schematic front view of a vehicle-mounted electronic device proposed for an embodiment of the present utility model;
[0022] Figure 7 FIG. is a schematic rear view of a vehicle-mounted electronic device proposed for an embodiment of the present utility model.
[0023] Explanation of reference numerals: cover plate 1; flexible circuit board 2; photosensitive component 3; reinforcing plate 4; double-sided adhesive foam 5; photosensitive hole area 6; hollow structure 7; light-shielding ink layer 8; semi-transparent ink layer 9; liquid crystal display module 10. DETAILED DESCRIPTION OF THE EMBODIMENTS
[0024] Exemplary embodiments will now be described more fully with reference to the accompanying drawings. However, the exemplary embodiments can be implemented in various forms and should not be construed as limited to the examples set forth herein; rather, these embodiments are provided so that this application will be more complete and comprehensive, and will fully convey the concept of the exemplary embodiments to those skilled in the art.
[0025] In addition, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments. In the following description, numerous specific details are provided to give a thorough understanding of the embodiments of this application. However, those skilled in the art will realize that the technical solutions of this application can be practiced without one or more of the specific details, or other methods, components, devices, steps, etc. may be used. In other cases, well-known methods, devices, implementations, or operations are not shown or described in detail to avoid obscuring aspects of this application.
[0026] The block diagrams shown in the drawings are merely functional entities and do not necessarily correspond to physically independent entities. That is, these functional entities can be implemented in software form, or in one or more hardware modules or integrated circuits, or in different networks and / or processor devices and / or microcontroller devices.
[0027] The flowcharts shown in the drawings are merely illustrative and not necessarily include all the contents and operations / steps, nor are they necessarily executed in the order described. For example, some operations / steps can be decomposed, and some operations / steps can be combined or partially combined, so the actual execution order may change according to the actual situation.
[0028] It should be noted that: "a plurality" as mentioned herein refers to two or more.
[0029] Embodiment
[0030] As Figures 1-4 shown, this embodiment provides a touch control module, including a cover plate, on which a photosensitive module is disposed to convert an optical signal into an electrical signal to realize the detection of light. The photosensitive module includes a flexible circuit board, with photosensitive components disposed on the front surface of the flexible circuit board and a reinforcing plate disposed on the back surface of the flexible circuit board. A double-sided adhesive foam is also disposed on the front surface of the flexible circuit board, and the double-sided adhesive foam is adhered to the cover plate to integrate the photosensitive module into the touch control module. The cover plate includes a photosensitive hole area, the photosensitive components corresponding to the photosensitive hole area, and the double-sided adhesive foam has a hollowed-out structure in the photosensitive hole area, and the hollowed-out structure is used to accommodate the photosensitive components.
[0031] Preferably, the distance from the edge of the hollowed-out structure to the photosensitive components is about 0.3 - 1.0 mm. Further, the height of the double-sided adhesive foam exceeds the height of the photosensitive components by 0.2 - 0.5 mm.
[0032] Preferably, the reinforcing plate is an epoxy glass fiber plate, and the thickness of the reinforcing plate is 0.2 to 0.5 mm. The photosensitive component can be fixed on the flexible circuit board through the reinforcing plate.
[0033] Preferably, a light-shielding ink layer is screen-printed on the non-viewing area of the cover plate, and a semi-transparent ink layer is screen-printed on the photosensitive hole area.
[0034] Preferably, the light-shielding ink layer includes two layers, and the thickness of each light-shielding ink layer is 0.04 to 0.08 mm. Further, the light-shielding ink layer can be a black light-shielding ink layer, especially when used in in-vehicle electronic devices.
[0035] Preferably, the visible light transmittance of the semi-transparent ink layer is 20% to 50%. The photosensitive hole area is basically invisible on the front appearance.
[0036] Preferably, the cover plate is a glass or composite board substrate layer. The thickness is generally 0.7 to 4.0 mm.
[0037] On the other hand, as Figures 5-7 shown, this embodiment also proposes an in-vehicle electronic device, including a touch control module and a liquid crystal display module as described above. The touch control module is arranged on the front of the liquid crystal display module, and the flexible circuit board of the photosensitive module on the touch control module is connected to the main control IC of the in-vehicle electronic device. When a hand approaches the cover plate, it will cause a change in light. When the photosensitive component detects the change in light, it will be converted into an electrical signal and fed back to the main control IC, and the main control IC can turn on the liquid crystal screen and the touch function.
[0038] The specific embodiments described above have further detailed the purpose, technical solution and beneficial effects of the present invention. It should be understood that the above description is only the specific embodiments of the present invention and is not used to limit the protection scope of the present invention. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.
Claims
1. A touch module, characterized in that, It includes a cover plate, on which a photosensitive module is provided. The photosensitive module includes a flexible circuit board. On the front side of the flexible circuit board, photosensitive components are provided. On the back side of the flexible circuit board, a reinforcing plate is provided. On the front side of the flexible circuit board, a double-sided adhesive foam is also provided, and the double-sided adhesive foam is bonded to the cover plate. The cover plate includes a photosensitive hole area, and the photosensitive components correspond to the photosensitive hole area. The double-sided adhesive foam has a hollowed-out structure in the photosensitive hole area.
2. The touch module according to claim 1, wherein The edge of the hollowed-out structure is 0.3 to 1.0 mm away from the photosensitive components.
3. The touch control module according to claim 2, wherein The height of the double-sided adhesive foam exceeds the height of the photosensitive components by 0.2 to 0.5 mm.
4. A touch control module according to claim 1, characterized in that, The reinforcing plate is an epoxy glass fiber board, and the thickness of the reinforcing plate is 0.2 to 0.5 mm.
5. The touch control module according to claim 1, characterized in that A light-shielding ink layer is screen-printed on the non-viewing area of the cover plate. Among them, a semi-transparent ink layer is screen-printed on the photosensitive hole area.
6. The touch module according to claim 5, characterized in that The light-shielding ink layer includes two layers. Among them, the thickness of each light-shielding ink layer is 0.04 to 0.08 mm.
7. A touch control module according to claim 6, characterized in that The light-shielding ink layer is a black light-shielding ink layer.
8. A touch control module according to claim 5, wherein The visible light transmittance of the semi-transparent ink layer is 20% to 50%.
9. A touch control module according to any one of claims 1-7, characterized in that, The cover plate is a glass or composite board substrate layer.
10. A vehicle-mounted electronic device, characterized in that, It includes a touch control module according to any one of claims 1-8, and the flexible circuit board is connected to the main control IC of the vehicle-mounted electronic device.