CN102478185A - Ultrathin inductance type LED (light emitting diode) backlight source module with touch control function - Google Patents
Ultrathin inductance type LED (light emitting diode) backlight source module with touch control function Download PDFInfo
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- CN102478185A CN102478185A CN2010105619950A CN201010561995A CN102478185A CN 102478185 A CN102478185 A CN 102478185A CN 2010105619950 A CN2010105619950 A CN 2010105619950A CN 201010561995 A CN201010561995 A CN 201010561995A CN 102478185 A CN102478185 A CN 102478185A
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- led
- inductance type
- source module
- chase
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Abstract
The invention discloses an ultrathin inductance type LED (light emitting diode) backlight source module with a touch control function. The module comprises an upper iron frame, a lower iron frame, a rubber frame, TFT (thin film transistor) glass, a shading film, a bright enhancement film, a diffusion film, a light guide plate, an LED (light emitting diode) light source, a reflecting film and an inductance type touch panel. A plurality of grooves are arranged on the inner wall of the rubber frame; the TFT glass, the bright enhancement film, the diffusion film, the light guide plate, the LED light source, the reflecting film and the inductance type touch panel are all embedded on the inner wall of the rubber frame; the TFT glass, the bright enhancement film and the diffusion film are sequentially overlaid on an emergent surface of the light guide plate; the LED light source is arranged on a side incident surface of the light guide plate; the reflecting film and the inductance type touch panel are overlaid on a reflecting surface of the light guide plate; the upper iron frame and the lower iron frame are provided with fasteners matched with each other; and the rubber frame is clamped between the upper iron frame and the lower iron frame. The ultrathin inductance type LED backlight source module with the touch control function has the advantage that the overall thickness is reduced greatly, and light utilization rate is increased.
Description
Technical field
The present invention relates to the backlight source module field, be specifically related to a kind of LED-backlit source module of ultra-thin inductance type touch controllable function.
Background technology
Backlight source module is one of key part and component of panel of LCD, and function is well-off brightness and the light source that is evenly distributed, and makes its normally show image.The electronic product that at present has been widely used in tool growth potentiality such as monitor, notebook computer, panel computer, digital still camera and projector.Under the trend of large scale and low price; Backlight source module is in the market demands of considering lightweight, slimming, low power consumption, high brightness and reducing cost; For remaining on the competitiveness of future market; The backlight source module that exploitation and design are novel and the new manufacturing technology of ejection formation are the direction and the important topics of making great efforts.
As shown in Figure 1; The middle size backlight source module of band touch function generally all is that resistance-type or condenser type are main at present; The module of this type is limited because of technology and material; In size backlight source module main composition material last chase 2, time chase 10, resistance-type or capacitive touch screen 1, backlight, TFT glass 3 are arranged, its entire module thickness accomplishes usually more than the 7mm that wherein backlight is made up of LGP 8, led light source 7, glue frame 6, diffusion barrier 5, bright enhancement film 4, reflectance coating 9 etc. usually; Wherein the thickness of LGP 8 normally more than the 2mm, causes the thickness of backlight generally to design more than 5mm.Therefore, need a kind of lightweight, slimming, low power consumption, high brightness and cheaply with the backlight source module of touch function, to adapt to development need.
Summary of the invention
The present invention is according to the shortcoming of the lightweight of middle size backlight source module incompatibility, slimming, low power consumption, high brightness and the low-cost demand of existing band touch function; A kind of LED-backlit source module of ultra-thin inductance type touch controllable function is provided, and the present invention is achieved through following technical proposals:
A kind of LED-backlit source module of ultra-thin inductance type touch controllable function comprises chase, following chase, glue frame, TFT glass, photomask, bright enhancement film, diffusion barrier, LGP, led light source, reflectance coating and inductance type Trackpad; Said glue frame inwall is provided with the complex trace groove, and said TFT glass, photomask 1, bright enhancement film, diffusion barrier, LGP, led light source, reflectance coating and inductance type Trackpad are embedded in said glue frame inwall; Said TFT glass, photomask, bright enhancement film, diffusion barrier are superimposed on said LGP exiting surface successively; Said led light source places said LGP side incidence surface, said reflectance coating and inductance type Trackpad to be superimposed on said LGP reflecting surface successively; Said upward chase, following chase are provided with the buckle of coupling, and said glue frame is fastened on the said chase of going up and reaches down between the chase.
Preferably, said light guide plate is smaller or equal to 1 millimeter.
Preferably, said led light source is the luminous paster LED lamp of side.
Preferably, said led light source thickness is smaller or equal to 0.8 millimeter.
Preferably, said inductance Trackpad is FPC or PCB.
Preferably, said inductance Trackpad thickness is smaller or equal to 0.3 millimeter.
In sum, the LED-backlit source module of the ultra-thin inductance type touch controllable function that the embodiment of the invention provides has following technique effect:
1, adopts the inductance type Trackpad to substitute traditional touch screen, reduced backlight source module thickness;
2, adopt the luminous paster LED lamp of side, avoided pushing up the shared space thickness of illuminated leaded light;
3, reduce the thickness of LGP 8, thereby directly reduced the backlight source module integral thickness.
4, bring brand-new touch-control to experience.
Description of drawings
Accompanying drawing described herein is used to provide further understanding of the present invention, constitutes the application's a part, does not constitute to improper qualification of the present invention, in the accompanying drawings:
Fig. 1 is existing backlight source module exploded perspective view;
Fig. 2 is an embodiment of the invention exploded perspective view.
Label among the figure:
1, touch-screen 2, last chase
3, TFT glass 4, bright enhancement film
5, diffusion barrier 6, glue frame
7, led light source 8, LGP
9, reflectance coating 10, following chase
11, photomask 12, inductance Trackpad
The specific embodiment
To combine accompanying drawing and specific embodiment to specify the present invention below, be used for explaining the present invention in this illustrative examples of the present invention and explanation, but not as to qualification of the present invention.
Embodiment:
As shown in Figure 2, the LED-backlit source module of ultra-thin inductance type touch controllable function comprises the rectangle glue frame of being processed by plastic material 6; Glue frame 6 inwalls are provided with complex trace and this parallel groove in glue frame 6 bottom surfaces, and a tabular LGP 8 in glue frame 6, is top with the exiting surface of LGP 8 through recess-mounted; Exiting surface at LGP 8 is provided with diffusion barrier, and this diffusion barrier passes through recess-mounted in glue frame 6; Above diffusion barrier, be provided with the bright enhancement film that is embedded in the glue frame 6, this bright enhancement film comprises last bright enhancement film and following bright enhancement film and being formed by stacking; Above bright enhancement film; Be provided with the TFT glass that is embedded in the glue frame 6, so, said TFT glass, bright enhancement film, diffusion barrier are superimposed on said LGP 8 exiting surfaces successively;
Reflecting surface with LGP 8 is the below, at the reflecting surface of LGP 8, is provided with the reflectance coating 9 that is embedded in the glue frame 6; Below reflectance coating 9; Be provided with the inductance type Trackpad that is embedded in the glue frame 6, so, reflectance coating 9 and inductance type Trackpad are superimposed on said LGP 8 reflectings surface successively; At the side incident face of LGP 8, be provided with the led light source 7 that is embedded in glue frame 6 inwalls, said led light source 7 is embedded in glue frame 6 inwalls;
Other is provided with chase and following chase 10, last chase and down chase 10 be provided with the buckle of coupling, last chase and down chase 10 through buckle with glue frame 6 be fastened on chase reach under between the chase 10.
Improvement as technique scheme; In order to do thinlyyer; LGP 8 thickness that the LED-backlit source module of this ultra-thin inductance type touch controllable function adopts are less than 1 millimeter; Said LGP 8 adopts tonnage to process at the high speed board injection machine more than 100 tons, can overcome the problem of moulding afterwards of prior art LGP 8 attenuates and optical homogeneity difficulty.
Improvement as technique scheme; Because the luminous paster LED lamp of side is thinner than existing top light emitting package led light source 7 thickness; For further attenuate backlight thickness, the led light source 7 that the LED-backlit source module of this ultra-thin inductance type touch controllable function adopts is the luminous paster LED lamp of side.
As the preferred version of technique scheme, the luminous paster LED lamp of side adopts side-emitting LED such as common 335 or 020, and the thickness of led light source 7 just has only below the 0.8mm like this.
As the preferred version of technique scheme, said inductance Trackpad 12 adopts FPC (FPC) or PCB.
More than the technical scheme that the embodiment of the invention provided has been carried out detailed introduction; Used concrete example among this paper the principle and the embodiment of the embodiment of the invention are set forth, the explanation of above embodiment only is applicable to the principle that helps to understand the embodiment of the invention; Simultaneously, for one of ordinary skill in the art, according to the embodiment of the invention, the part that on the specific embodiment and range of application, all can change, in sum, this description should not be construed as limitation of the present invention.
Claims (6)
1. the LED-backlit source module of a ultra-thin inductance type touch controllable function is characterized in that:
Comprise chase, following chase, glue frame, TFT glass, photomask, bright enhancement film, diffusion barrier, LGP, led light source, reflectance coating and inductance type Trackpad;
Said glue frame inwall is provided with the complex trace groove, and said TFT glass, bright enhancement film, diffusion barrier, LGP, led light source, reflectance coating and inductance Trackpad are embedded in said glue frame inwall;
Said TFT glass, bright enhancement film, diffusion barrier are superimposed on said LGP exiting surface successively; Said led light source places said LGP side incidence surface, said reflectance coating and inductance type Trackpad to be superimposed on said LGP reflecting surface successively;
Said upward chase, following chase are provided with the buckle of coupling, and said glue frame is fastened on the said chase of going up and reaches down between the chase.
2. the LED-backlit source module of ultra-thin inductance type touch controllable function as claimed in claim 1 is characterized in that:
Said light guide plate is smaller or equal to 1 millimeter.
3. the LED-backlit source module of ultra-thin inductance type touch controllable function as claimed in claim 1 is characterized in that:
Said led light source is the luminous paster LED lamp of side.
4. the LED-backlit source module of ultra-thin inductance type touch controllable function as claimed in claim 1 is characterized in that:
Said led light source thickness is smaller or equal to 0.8 millimeter.
5. the LED-backlit source module of ultra-thin inductance type touch controllable function as claimed in claim 1 is characterized in that:
Said inductance Trackpad is FPC or PCB.
6. the LED-backlit source module of ultra-thin inductance type touch controllable function as claimed in claim 1 is characterized in that:
Said inductance Trackpad thickness is smaller or equal to 0.3 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105619950A CN102478185A (en) | 2010-11-23 | 2010-11-23 | Ultrathin inductance type LED (light emitting diode) backlight source module with touch control function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010105619950A CN102478185A (en) | 2010-11-23 | 2010-11-23 | Ultrathin inductance type LED (light emitting diode) backlight source module with touch control function |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN102478185A true CN102478185A (en) | 2012-05-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010105619950A Pending CN102478185A (en) | 2010-11-23 | 2010-11-23 | Ultrathin inductance type LED (light emitting diode) backlight source module with touch control function |
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Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201210211Y (en) * | 2008-06-16 | 2009-03-18 | 亚通光电科技(深圳)有限公司 | Back light module having wedge light conducting structure |
| CN101498849A (en) * | 2008-01-30 | 2009-08-05 | 汉王科技股份有限公司 | Hand-written LCD |
| US20100110328A1 (en) * | 2008-10-31 | 2010-05-06 | Hitachi Displays, Ltd. | Liquid crystal display device |
| US20100157625A1 (en) * | 2008-12-23 | 2010-06-24 | Mai Chien-Chin | Method for displaying multiple views |
| CN201599666U (en) * | 2010-01-26 | 2010-10-06 | 深圳市瀚达美电子有限公司 | Ultra-thin medium-sized LED backlight source |
| CN201628135U (en) * | 2010-02-01 | 2010-11-10 | 常州欧密格光电科技有限公司 | LED backlight panel |
| CN201885083U (en) * | 2010-11-23 | 2011-06-29 | 深圳市瀚达美电子有限公司 | Ultrathin inductance LED backlight source module with touch control function |
-
2010
- 2010-11-23 CN CN2010105619950A patent/CN102478185A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101498849A (en) * | 2008-01-30 | 2009-08-05 | 汉王科技股份有限公司 | Hand-written LCD |
| CN201210211Y (en) * | 2008-06-16 | 2009-03-18 | 亚通光电科技(深圳)有限公司 | Back light module having wedge light conducting structure |
| US20100110328A1 (en) * | 2008-10-31 | 2010-05-06 | Hitachi Displays, Ltd. | Liquid crystal display device |
| US20100157625A1 (en) * | 2008-12-23 | 2010-06-24 | Mai Chien-Chin | Method for displaying multiple views |
| CN201599666U (en) * | 2010-01-26 | 2010-10-06 | 深圳市瀚达美电子有限公司 | Ultra-thin medium-sized LED backlight source |
| CN201628135U (en) * | 2010-02-01 | 2010-11-10 | 常州欧密格光电科技有限公司 | LED backlight panel |
| CN201885083U (en) * | 2010-11-23 | 2011-06-29 | 深圳市瀚达美电子有限公司 | Ultrathin inductance LED backlight source module with touch control function |
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Application publication date: 20120530 |