CN105786266A - Modular touch LED screen - Google Patents
Modular touch LED screen Download PDFInfo
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- CN105786266A CN105786266A CN201410838101.6A CN201410838101A CN105786266A CN 105786266 A CN105786266 A CN 105786266A CN 201410838101 A CN201410838101 A CN 201410838101A CN 105786266 A CN105786266 A CN 105786266A
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Abstract
The invention relates to the field of LED screens. A modular touch LED screen comprises a display control module, a touch signal processing module, as well as a plurality of touch display modules, wherein each touch display module comprises at least one LED light emitting element and a photosensitive element, and the at least one LED light emitting element and the photosensitive element are arranged side by side; and the at least one LED light emitting element is connected with the display control module, the photosensitive element is connected with the touch signal processing module, and the touch signal processing module is connected with the display control module. According to the modular touch LED screen provided by the invention, when no touch element is above the touch display modules, no reflected light enters the photosensitive element, the touch signal processing module determines the absence of a touch signal, when a touch element is above the touch display modules, the touch element reflects the light of the light emitting element, the reflected light enters the photosensitive element, and the touch signal processing module determines that the touch element is located at the touch display module which receives the reflected light from the photosensitive element, so the position of a touch point is judged, and a touch function is realized.
Description
Technical field
The present invention relates to LED screen, be specifically related to touch LED screen.
Background technology
LED screen is that a kind of light emitting diode arranges and the novel imaging electronics made in order, due to features such as its brightness is high, wide, the life-span length of visible angle, is just being widely used in the products such as outdoor advertisement screen.But general LED screen cannot be used for touch-control, greatly reduce its ease for use.
Summary of the invention
It is an object of the invention to provide a kind of modularity can touch-control LED screen, to solve above-mentioned technical problem.
Technical problem solved by the invention can realize by the following technical solutions:
Modularity can touch-control LED screen, including a display control module, a touch signal processing module, it is characterized in that, also include a plurality of touch control display module, each touch control display module all contains at least one LED light-emitting component, a light-sensitive element, and at least one LED light-emitting component described is arranged side by side with described light-sensitive element；
At least one LED light-emitting component described connects described display control module, and described light-sensitive element connects described touch signal processing module, and described touch signal processing module connects described display control module.
This patent when do not touch part above touch control display module time, areflexia light enters light-sensitive element, touch signal processing module thinks do not have touch signal, when there being touch part above touch control display module, touching the light of part Refl-Luminous element, reflection light enters light-sensitive element, and touch signal processing module thinks that light-sensitive element receives the touch control display module place reflecting light and has touch part, thus realizing the judgement to position, touch point, it is achieved touch function.Additionally the display control module of this patent controls the luminance of at least one LED light-emitting component, it is possible to realize the display function of existing LED screen.And the described touch signal processing module of this patent connects described display control module, it is possible to using the output signal of touch signal processing module one of the control parameter as display control module, it is achieved touch controllable function.
In order to obtain good display effect, at least one LED light-emitting component described includes a red LED element, green LEDs element and BLUE LED emissions element.Launch HONGGUANG, green glow and blue light respectively by red LED element, green LEDs element and BLUE LED emissions element, by the adjustment of trichromatic combination and brightness, LED screen presents shades of colour.
Preferred red LED element, green LEDs element and BLUE LED emissions element are arranged successively up and down.
Certainly, at least one LED light-emitting component described includes a three-color LED light-emitting component.The light of three kinds of different colours is sent by a three-color LED light-emitting component.
Modularity touch-control LED screen can also include an infrared launcher, and described infrared launcher includes an infrared light-emitting component, and described infrared light-emitting component is arranged between described LED light-emitting component and described light-sensitive element.The precision of touch-control can be improved.
As a kind of preferred version, described touch control display module includes a plate-shaped location-plate, described location-plate is provided with LED light-emitting component installing hole, light-sensitive element installing hole, at least one LED light-emitting component described is arranged in described LED light-emitting component installing hole, and described light-sensitive element is arranged on described light-sensitive element installing hole；
Described location-plate length is preferably 1mm, width is preferably 1mm.
For reducing light interference, it is preferable that the top of described light-sensitive element to the distance of described location-plate less than the top of any one LED light-emitting component to the distance of described location-plate.
In order to reduce light interference further, described location-plate is provided with the dark slide vertical with described location-plate, described dark slide adopts light screening material, at least one LED light-emitting component described and described light-sensitive element lay respectively at the both sides of described dark slide, and the height of described dark slide is not less than the top distance to described location-plate of described light-sensitive element.To reduce non-reflected light entrance light-sensitive element.
A reflection shield in bell mouth shape can also be fixed with on described location-plate, one end that described reflection shield bore is less connects described location-plate, the bigger one end of described reflection shield bore is outwardly, described reflection shield inwall is coated with reflective membrane, at least one LED light-emitting component described is positioned at described reflection shield, described light-sensitive element is positioned at outside described reflection shield, and the height of described reflection shield is not less than the top distance to described location-plate of described light-sensitive element.To reduce the light of directive LED light-emitting component left and right sides.
A light-filtering channels in tubbiness can also be provided with on described location-plate, the bottom of described light-filtering channels connects described location-plate, the sidewall of described light-filtering channels adopts light screening material, described light-filtering channels opening part is provided with optical filter, the closing space that described light-sensitive element is positioned at described light-filtering channels, described optical filter, described location-plate surround.Light to reduce irrelevant light disturbs.
As another kind of preferred version, described touch control display module includes a box shaped mounting box, LED light-emitting component installing hole, light-sensitive element installing hole it is provided with bottom described mounting box, at least one LED light-emitting component described is arranged in described LED light-emitting component installing hole, and described light-sensitive element is arranged on described light-sensitive element installing hole；
Described mounting box length is preferably 1mm, width is preferably 1mm, the highly preferred top distance to described cassette bottom being not less than at least one LED light-emitting component described of described mounting box, and is not less than the top distance to described cassette bottom of described light-sensitive element.
For reducing light interference, it is preferable that the top of described light-sensitive element to the distance of described cassette bottom less than the top of any one LED light-emitting component to the distance of described cassette bottom.
Described mounting box light screening material seals, and each LED light-emitting component, described light-sensitive element front have loophole.Described mounting box can also use epoxy sealing.
Described mounting box is crisscross to be arranged on an installing plate.Being preferably, described mounting box is that 3 × 3,16 × 16,32 × 32 matrix forms are arranged on described installing plate.
As another kind of preferred version, described touch control display module includes a plate-shaped circuit board, and at least one LED light-emitting component described and described light-sensitive element are directly welded on described circuit board.Reach the purpose of luminescence.
At least one LED light-emitting component described and described light-sensitive element are integrated into a touch-display unit, and described touch-display unit is crisscross to be arranged on described board-shaped electric circuit plate.
Described touch-display unit is 3 × 3,16 × 16,32 × 32 matrix form arrangements.
On described circuit board, laterally the number of the touch-display unit of arrangement can be inconsistent with the number of the longitudinally touch-display unit of arrangement.Specifically determined by display situation.
Modularity touch-control LED screen can also include a FM module, and described display control module connects at least one LED light-emitting component described by described FM module；
Modularity touch-control LED screen can also include a frequency-selecting module, and described touch signal processing module connects described light-sensitive element by described frequency-selecting module.By increasing frequency modulation to LED light-emitting component, configure frequency-selecting to light-sensitive element, it is possible to further enhance anti-interference.
A plurality of touch control display module are arranged successively, constitute modularity can the display contact panel of touch-control LED screen, the light-sensitive element of a upper touch control display module is near the LED light-emitting component of next touch control display module.
Accompanying drawing explanation
Fig. 1 is the structure chart of the present invention；
Fig. 2 is a kind of arrangement mode of the present invention；
Fig. 3 is the another kind of arrangement mode of the present invention.
Detailed description of the invention
For the technological means making the present invention realize, creation characteristic, reach purpose and effect and be easy to understand, the present invention is expanded on further below in conjunction with being specifically illustrating.
Referring to Fig. 1, Fig. 2, Fig. 3, modularity can touch-control LED screen, including a display control module, a touch signal processing module, also include a plurality of touch control display module, each touch control display module all contains at least one LED light-emitting component 1, one light-sensitive element 2, and at least one LED light-emitting component 1 is arranged side by side with light-sensitive element 2；
At least one LED light-emitting component 1 connects display control module, and light-sensitive element 2 connects touch signal processing module, and touch signal processing module connects display control module.
This patent when do not touch part above touch control display module time, areflexia light enters light-sensitive element 2, touch signal processing module thinks do not have touch signal, when there being touch part above touch control display module, touching the light of part Refl-Luminous element, reflection light enters light-sensitive element 2, and touch signal processing module thinks that light-sensitive element 2 receives the touch control display module place reflecting light and has touch part, thus realizing the judgement to position, touch point, it is achieved touch function.Additionally the display control module of this patent controls the luminance of at least one LED light-emitting component 1, it is possible to realize the display function of existing LED screen.And the touch signal processing module of this patent connects display control module, it is possible to using the output signal of touch signal processing module one of the control parameter as display control module, it is achieved touch controllable function.
In order to obtain good display effect, at least one LED light-emitting component 1 includes a red LED element, green LEDs element and BLUE LED emissions element.Launch HONGGUANG, green glow and blue light respectively by red LED element, green LEDs element and BLUE LED emissions element, by the adjustment of trichromatic combination and brightness, LED screen presents shades of colour.
Preferred red LED element, green LEDs element and BLUE LED emissions element are arranged successively up and down.
Certainly, at least one LED light-emitting component 1 includes a three-color LED light-emitting component.The light of three kinds of different colours is sent by a three-color LED light-emitting component.
Modularity touch-control LED screen can also include an infrared launcher, and infrared launcher includes an infrared light-emitting component 3, and infrared light-emitting component 3 is arranged between LED light-emitting component 1 and light-sensitive element 2.The precision of touch-control can be improved.
As a kind of preferred version, touch control display module includes a plate-shaped location-plate, location-plate is provided with LED light-emitting component installing hole, light-sensitive element 2 installing hole, and at least one LED light-emitting component 1 is arranged in LED light-emitting component installing hole, and light-sensitive element 2 is arranged on light-sensitive element 2 installing hole；
Location-plate length is preferably 1mm, width is preferably 1mm.
For reducing light interference, it is preferable that the top of light-sensitive element 2 to the distance of location-plate less than the top of any one LED light-emitting component 1 to the distance of location-plate.
In order to reduce light interference further, location-plate is provided with the dark slide vertical with location-plate, dark slide adopts light screening material, and at least one LED light-emitting component 1 and light-sensitive element 2 lay respectively at the both sides of dark slide, and the height of dark slide is not less than the top distance to location-plate of light-sensitive element 2.To reduce non-reflected light entrance light-sensitive element 2.
A reflection shield in bell mouth shape can also be fixed with on location-plate, one end connected positioning plate that reflection shield bore is less, the bigger one end of reflection shield bore is outwardly, reflection shield inwall is coated with reflective membrane, at least one LED light-emitting component 1 is positioned at reflection shield, light-sensitive element 2 is positioned at outside reflection shield, and the height of reflection shield is not less than the top distance to location-plate of light-sensitive element 2.To reduce the light of directive LED light-emitting component 1 left and right sides.
A light-filtering channels in tubbiness can also be provided with on location-plate, the bottom connected positioning plate of light-filtering channels, the sidewall of light-filtering channels adopts light screening material, and light-filtering channels opening part is provided with optical filter, the closing space that light-sensitive element 2 is positioned at light-filtering channels, optical filter, location-plate surround.Light to reduce irrelevant light disturbs.
As another kind of preferred version, referring to Fig. 3, touch control display module includes a plate-shaped circuit board, and at least one LED light-emitting component 1 is directly welded on circuit board with light-sensitive element 2.Reach the purpose of luminescence.Circuit board can adopt the structure of above-mentioned location-plate.
At least one LED light-emitting component 1 is integrated into a touch-display unit with light-sensitive element 2, and touch-display unit is crisscross to be arranged on board-shaped electric circuit plate.Touch-display unit is 3 × 3,16 × 16,32 × 32 matrix form arrangements.Laterally the number of the touch-display unit of arrangement can be inconsistent with the number of the longitudinally touch-display unit of arrangement on circuit boards.Specifically determined by display situation.Touch-display unit represents a pixel.
As another kind of preferred version, touch control display module includes a box shaped mounting box, being provided with LED light-emitting component installing hole, light-sensitive element 2 installing hole bottom mounting box, at least one LED light-emitting component 1 is arranged in LED light-emitting component installing hole, and light-sensitive element 2 is arranged on light-sensitive element 2 installing hole；
Mounting box length is preferably 1mm, width is preferably 1mm, the highly preferred top distance to cassette bottom being not less than at least one LED light-emitting component 1 of mounting box, and is not less than the top distance to cassette bottom of light-sensitive element 2.
For reducing light interference, it is preferable that the top of light-sensitive element 2 to the distance of cassette bottom less than the top of any one LED light-emitting component 1 to the distance of cassette bottom.
Mounting box light screening material seals, and each LED light-emitting component 1, light-sensitive element 2 front have loophole.Mounting box can also use epoxy sealing.
Mounting box is crisscross to be arranged on an installing plate.Being preferably, mounting box is that 3 × 3,16 × 16,32 × 32 matrix forms are arranged on installing plate.Referring to Fig. 2.Laterally the number of the mounting box of arrangement can be inconsistent with the number of the longitudinally mounting box of arrangement on a mounting board.Specifically determined by display situation.
Modularity touch-control LED screen can also include a FM module, and display control module connects at least one LED light-emitting component 1 by FM module；
Modularity touch-control LED screen can also include a frequency-selecting module, and touch signal processing module connects light-sensitive element 2 by frequency-selecting module.By increasing frequency modulation to LED light-emitting component 1, configure frequency-selecting to light-sensitive element 2, it is possible to further enhance anti-interference.
A plurality of touch control display module are arranged successively, constitute modularity can the display contact panel of touch-control LED screen, the light-sensitive element 2 of a upper touch control display module is near the LED light-emitting component 1 of next touch control display module.
The ultimate principle of the present invention and principal character and advantages of the present invention have more than been shown and described.Skilled person will appreciate that of the industry; the present invention is not restricted to the described embodiments; described in above-described embodiment and description is that principles of the invention is described; without departing from the spirit and scope of the present invention; the present invention also has various changes and modifications, and these changes and improvements both fall within the claimed scope of the invention.Claimed scope is defined by appending claims and equivalent thereof.
Claims (10)
1. modularity can touch-control LED screen, including a display control module, a touch signal processing module, it is characterized in that, also include a plurality of touch control display module, each touch control display module all contains at least one LED light-emitting component, a light-sensitive element, and at least one LED light-emitting component described is arranged side by side with described light-sensitive element；
At least one LED light-emitting component described connects described display control module, and described light-sensitive element connects described touch signal processing module, and described touch signal processing module connects described display control module.
2. modularity according to claim 1 can touch-control LED screen, it is characterised in that: at least one LED light-emitting component described includes a red LED element, green LEDs element and BLUE LED emissions element；
Described red LED element, described green LEDs element and described BLUE LED emissions element are arranged successively up and down.
3. modularity according to claim 1 can touch-control LED screen, it is characterized in that: described touch control display module includes a plate-shaped location-plate, described location-plate is provided with LED light-emitting component installing hole, light-sensitive element installing hole, at least one LED light-emitting component described is arranged in described LED light-emitting component installing hole, and described light-sensitive element is arranged on described light-sensitive element installing hole.
4. modularity according to claim 3 can touch-control LED screen, it is characterized in that: described location-plate is provided with the dark slide vertical with described location-plate, described dark slide adopts light screening material, at least one LED light-emitting component described and described light-sensitive element lay respectively at the both sides of described dark slide, and the height of described dark slide is not less than the top distance to described location-plate of described light-sensitive element.
5. modularity according to claim 3 can touch-control LED screen, it is characterized in that: described location-plate is fixed with a reflection shield in bell mouth shape, one end that described reflection shield bore is less connects described location-plate, the bigger one end of described reflection shield bore is outwardly, described reflection shield inwall is coated with reflective membrane, at least one LED light-emitting component described is positioned at described reflection shield, described light-sensitive element is positioned at outside described reflection shield, and the height of described reflection shield is not less than the top distance to described location-plate of described light-sensitive element.
6. modularity according to claim 3 can touch-control LED screen, it is characterized in that: described location-plate is provided with a light-filtering channels in tubbiness, the bottom of described light-filtering channels connects described location-plate, the sidewall of described light-filtering channels adopts light screening material, described light-filtering channels opening part is provided with optical filter, the closing space that described light-sensitive element is positioned at described light-filtering channels, described optical filter, described location-plate surround.
7. modularity according to claim 1 can touch-control LED screen, it is characterized in that: described touch control display module includes a box shaped mounting box, LED light-emitting component installing hole, light-sensitive element installing hole it is provided with bottom described mounting box, at least one LED light-emitting component described is arranged in described LED light-emitting component installing hole, and described light-sensitive element is arranged on described light-sensitive element installing hole.
8. modularity according to claim 7 can touch-control LED screen, it is characterized in that: described mounting box length is 1mm, width is 1mm, the height of described mounting box is not less than the top distance to described cassette bottom of at least one LED light-emitting component described, and is not less than the top distance to described cassette bottom of described light-sensitive element.
9. the modularity according to any one in claim 3 to 8 can touch-control LED screen, it is characterised in that: the top of described light-sensitive element to the distance of described location-plate less than the top of any one LED light-emitting component to the distance of described location-plate.
10. modularity according to claim 1 can touch-control LED screen, it is characterised in that: modularity touch-control LED screen can also include a FM module, and described display control module connects at least one LED light-emitting component described by described FM module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838101.6A CN105786266A (en) | 2014-12-25 | 2014-12-25 | Modular touch LED screen |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410838101.6A CN105786266A (en) | 2014-12-25 | 2014-12-25 | Modular touch LED screen |
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| Publication Number | Publication Date |
|---|---|
| CN105786266A true CN105786266A (en) | 2016-07-20 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201410838101.6A Pending CN105786266A (en) | 2014-12-25 | 2014-12-25 | Modular touch LED screen |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509077A (en) * | 2018-03-15 | 2018-09-07 | 安徽黑洞科技有限公司 | A kind of transparency LED screen of tangible identification |
| CN112185270A (en) * | 2020-09-17 | 2021-01-05 | 深圳市奥拓电子股份有限公司 | COB display module with interaction function, preparation method and display screen |
| CN114860104A (en) * | 2022-04-26 | 2022-08-05 | 珠海普林芯驰科技有限公司 | LED display touch sensing device, control method thereof and electronic equipment |
-
2014
- 2014-12-25 CN CN201410838101.6A patent/CN105786266A/en active Pending
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108509077A (en) * | 2018-03-15 | 2018-09-07 | 安徽黑洞科技有限公司 | A kind of transparency LED screen of tangible identification |
| CN112185270A (en) * | 2020-09-17 | 2021-01-05 | 深圳市奥拓电子股份有限公司 | COB display module with interaction function, preparation method and display screen |
| CN114860104A (en) * | 2022-04-26 | 2022-08-05 | 珠海普林芯驰科技有限公司 | LED display touch sensing device, control method thereof and electronic equipment |
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Application publication date: 20160720 |