CN103105933A - Keyboard module and portable electronic device - Google Patents
Keyboard module and portable electronic device Download PDFInfo
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- CN103105933A CN103105933A CN2011103525972A CN201110352597A CN103105933A CN 103105933 A CN103105933 A CN 103105933A CN 2011103525972 A CN2011103525972 A CN 2011103525972A CN 201110352597 A CN201110352597 A CN 201110352597A CN 103105933 A CN103105933 A CN 103105933A
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- light
- optical waveguide
- layer
- waveguide layer
- button piece
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Abstract
The utility model discloses a keyboard module and a portable electronic device. The portable electronic device comprises a display module and the keyboard module which is electrically connected with the display module. The keyboard module comprises a circuit board, a light guide layer, a decorating layer and at least one button sheet. The circuit board is provided with at least one press switch, the light guide layer is arranged on the circuit board to guide light, and the press switch is located below the light guide layer. The decorating layer is glued on the light guide layer and provided with at least one opening, and the position of the opening corresponds to that of the press switch. The button sheet is arranged on the light guide layer and respectively located in the opening, the button sheet is provided with a light transmitting pattern, and light coming from the light guide layer can be transmitted from the light transmitting pattern of the button sheet. Thickness of the keyboard module is reduced so that the portable electronic device can achieve thin effects.
Description
Technical field
The present invention relates to a kind of Keysheet module, and particularly relate to a kind of Keysheet module that is applicable to portable electronic devices.
Background technology
Portable electronic devices refers to allow the user can be with the electronic installation of carrying and operating, such as mobile phone, multimedia player, personal digital aid (PDA), notebook computer, handheld game device and satellite navigator etc.The electronic installation of this type has less size and lighter weight usually, so that the user carries.The hand-hold electronic device of some type (for example Smartphone) more is equipped with QWERTY keyboard (QWERTY), in order to improve the speed of data input.
In order to take into account simultaneously the data input of large-sized image display and two-forty, Smartphone can adopt the design of the double-deck body of sliding cover type, therefore display module can be arranged on the front of upper strata body, and Keysheet module (for example QWERTY keyboard (QWERTY)) can be arranged on lower floor's body towards the one side of upper strata body.In order to meet the demand of slimming, indivedual thickness of all members of Smartphone (comprising display module and Keysheet module etc.) also must reduce further.
Summary of the invention
The object of the present invention is to provide a kind of Keysheet module, it has thinner thickness.
Another purpose of the present invention is to provide a kind of portable electronic devices, and it has the Keysheet module of a thinner thickness.
For reaching above-mentioned purpose, the present invention proposes a kind of Keysheet module, comprises a circuit board, an optical waveguide layer, a decorative layer and at least one button piece.Circuit board has at least one touch-pressure switch.Optical waveguide layer is arranged on circuit board, and with directing light, wherein touch-pressure switch is positioned under optical waveguide layer.Decorative layer is glued on optical waveguide layer and has at least one opening, and the position of each opening corresponds respectively to the position of each touch-pressure switch.Each button piece is arranged on optical waveguide layer and lays respectively in each opening, and button piece has a light-transparent pattern, and the light from optical waveguide layer can be penetrated from the light-transparent pattern of each button piece.
The present invention also proposes a kind of portable electronic devices, comprises a display module and a Keysheet module.Keysheet module is electrically connected on display module, and key-press module comprises a circuit board, an optical waveguide layer, a decorative layer and at least one button piece.Circuit board has at least one touch-pressure switch.Optical waveguide layer is arranged on circuit board, and with directing light, wherein touch-pressure switch is positioned under optical waveguide layer.Decorative layer is glued on optical waveguide layer and has at least one opening, and the position of each opening corresponds respectively to the position of each touch-pressure switch.Each button piece is arranged on optical waveguide layer and lays respectively in each opening, and button piece has a light-transparent pattern, and the light from optical waveguide layer can be penetrated from the light-transparent pattern of each button piece.
Based on above-mentioned, Keysheet module of the present invention has less thickness, therefore can assist portable electronic devices to reach the effect of slimming.
For above-mentioned feature and advantage of the present invention can be become apparent, embodiment cited below particularly, and coordinate appended accompanying drawing to be described in detail below.
Description of drawings
Fig. 1 is the vertical view according to a kind of portable electronic devices of one embodiment of the invention;
Fig. 2 is the partial enlarged drawing of the Keysheet module of Fig. 1;
Fig. 3 is the profile along the I-I line of Fig. 2.
The main element symbol description
10: portable electronic devices
100: display module
200: Keysheet module
210: circuit board
212: touch-pressure switch
212a: electrode
212b: metal round cover
220: optical waveguide layer
230: decorative layer
232: opening
240: button piece
242: basic courses department
244: patterned layer
244a: light-transparent pattern
250: light source
260: light shield layer
270: glue-line
Embodiment
Fig. 1 is the vertical view according to a kind of portable electronic devices of one embodiment of the invention.Please refer to Fig. 1, the portable electronic devices 10 of the present embodiment comprises a display module 100 and a Keysheet module 200.Keysheet module 200 is electrically connected to display module 100.
Fig. 2 is the partial enlarged drawing of the Keysheet module 200 of Fig. 1, and Fig. 3 is the profile along the I-I line of Fig. 2.Please refer to Fig. 2 and Fig. 3, the Keysheet module 200 of the present embodiment comprises a circuit board 210, an optical waveguide layer 220, a decorative layer 230 and at least one button piece 240.Circuit board 210 has at least one touch-pressure switch 212.Optical waveguide layer 220 is arranged on circuit board 210, and with directing light, wherein touch-pressure switch 212 is positioned at optical waveguide layer 220 times.Decorative layer 230 is be arranged on optical waveguide layer 220 and have at least one opening 232 in the gummed mode, and the position of opening 232 is corresponding to the position of touch-pressure switch 212.Button piece 240 is arranged on optical waveguide layer 220 and is arranged in opening 232, and button piece 240 has a light-transparent pattern 244a can penetrate from the light-transparent pattern 244a of each button piece 240 light from optical waveguide layer 220.
In the present embodiment, Keysheet module 200 also can comprise a light source 250, and it is equipped on the lateral margin of optical waveguide layer 220, to supply light to optical waveguide layer 220.Light source 250 can be light emitting diode etc.In the embodiment that another does not illustrate, also can supply light to optical waveguide layer 220 by the other light sources of portable electronic devices.
In the present embodiment, touch-pressure switch 212 is comprised of the electrode 212a and a metal round cover (metal dome) 212b that are formed on circuit board 210.The top of metal round cover 212b can be close to or contact at the lower surface of optical waveguide layer 220, therefore when user's application of force pressing keys sheet 240, optical waveguide layer 220 can transfer the application of force to metal round cover 212b and press, but makes metal round cover 212b electrical contact and this electrode of conducting 212a.In addition, the tactile feedback when metal round cover 212b can be used to provide the user to press is pressed successfully to facilitate the user to know whether.
In order to penetrate in light Self-decorating layer 230 and the gap between button piece 240 of preventing optical waveguide layer 220, the Keysheet module 200 of the present embodiment also can comprise a light shield layer 260, it is disposed on optical waveguide layer 220, and between the gap of decorative layer 230 and button piece 240, penetrated by this gap to cover and to avoid the light that optical waveguide layer 220 guided.In the present embodiment, in order to ensure the shaded effect of light shield layer 260, decorative layer 230 is overlapping with light shield layer 260 parts, and button piece 240 is overlapping with light shield layer 260 parts.
In the present embodiment, decorative layer 230 and button piece 240 can be bonded on optical waveguide layer 220 by a glue-line 270.The material of glue-line 270 comprises UV cured glue, but not as limit.
In the present embodiment, button piece 240 comprises a basic courses department 242 and a patterned layer 244, and patterned layer 244 is positioned in basic courses department 242 and has light-transparent pattern 244a.Light-transparent pattern 244a is pattern, character, symbol or above-mentioned combination arbitrarily, and the light that is piercing in optical waveguide layer 220 and basic courses department 242 can penetrate from light-transparent pattern 244a.Basic courses department 242 has light-transmissive, and the material of basic courses department 242 can comprise polycarbonate (polycarbonate), polycarbonate-alkyl benzene sulfonate (polycarbonate-ABS) or liquid rubber.
In the present embodiment, can utilize the mode of mold pressing (molding) to make basic courses department 242.When light-transparent pattern 244a is basket when empty, can make the part of basic courses department 242 stretch into the position of light-transparent pattern 244a in the process of mold pressing basis of formation section, to fill light-transparent pattern 244a.
Because the empty part of the basket of light-transparent pattern 244a is filled by basic courses department 242, light-transmissive by basic courses department 242, can make the light of optical waveguide layer 220 penetrate the formation pattern image from light-transparent pattern 244a, and allow the user be utilized the pattern image that sends from button piece 240 to come character or the symbol of identification light-transparent pattern 244a representative.
In sum, Keysheet module of the present invention has less thickness, therefore can assist portable electronic devices to reach the effect of slimming.
Although disclosed the present invention in conjunction with above embodiment; yet it is not to limit the present invention; be familiar with this operator in technical field under any; without departing from the spirit and scope of the present invention; can do a little change and retouching, thus protection scope of the present invention should with enclose claim was defined is as the criterion.
Claims (14)
1. a Keysheet module, be suitable for a portable electronic devices, and this Keysheet module comprises:
Circuit board has at least one touch-pressure switch;
Optical waveguide layer is arranged on circuit board, and with directing light, wherein this at least one touch-pressure switch is positioned under this optical waveguide layer;
Decorative layer is glued on this optical waveguide layer and has at least one opening, and the position of this opening is corresponding to the position of this touch-pressure switch; And
At least one button piece is arranged on this optical waveguide layer and is arranged in this opening, and this button piece has a light-transparent pattern, and the light from this optical waveguide layer can be penetrated from the light-transparent pattern of this button piece.
2. Keysheet module as claimed in claim 1 also comprises:
Light source is equipped on the lateral margin of this optical waveguide layer, with supply light to this optical waveguide layer; And
Light shield layer is disposed on this optical waveguide layer, and between a gap of this decorative layer and this button piece, the light that is guided to cover this optical waveguide layer.
3. Keysheet module as claimed in claim 2, wherein this decorative layer and this light shield layer part are overlapping, and this button piece and this light shield layer part overlapping.
4. Keysheet module as claimed in claim 1, wherein this decorative layer and this button piece are bonded on this optical waveguide layer by a glue-line.
5. Keysheet module as claimed in claim 1, wherein this button piece comprises:
Basic courses department; And
Patterned layer is positioned in this basic courses department and has this light-transparent pattern, and wherein this light-transparent pattern is pattern, character or symbol.
6. Keysheet module as claimed in claim 5, wherein the material of this basic courses department comprises polycarbonate (polycarbonate), polycarbonate-alkyl benzene sulfonate (polycarbonate-ABS) or liquid rubber.
7. Keysheet module as claimed in claim 5, wherein this light-transparent pattern is the basket sky, and this light-transparent pattern is stretched in the part of this basic courses department.
8. portable electronic devices comprises:
Display module;
Keysheet module is electrically connected to this display module, and this Keysheet module comprises:
Circuit board has at least one touch-pressure switch;
Optical waveguide layer is arranged on circuit board, and with directing light, wherein this at least one touch-pressure switch is positioned under this optical waveguide layer;
Decorative layer is glued on this optical waveguide layer and has at least one opening, and the position of each opening corresponds respectively to the position of each touch-pressure switch; And
At least one button piece is arranged on this optical waveguide layer and is arranged in this opening, and this button piece has a light-transparent pattern, and the light from this optical waveguide layer can be penetrated from the light-transparent pattern of this button piece.
9. portable electronic devices as claimed in claim 8 also comprises:
Light source is equipped on the lateral margin of this optical waveguide layer, with supply light to this optical waveguide layer; And
Light shield layer is disposed on this optical waveguide layer, and between a gap of this decorative layer and this button piece, the light that is guided to cover this optical waveguide layer.
10. portable electronic devices as claimed in claim 9, wherein this decorative layer and this light shield layer part are overlapping, and this button piece and this light shield layer part overlapping.
11. portable electronic devices as claimed in claim 8, wherein this decorative layer and this button piece are bonded on this optical waveguide layer by a glue-line.
12. portable electronic devices as claimed in claim 8, wherein this button piece comprises:
Basic courses department; And
Patterned layer is positioned in this basic courses department and has this light-transparent pattern, and wherein this light-transparent pattern is pattern, character or symbol.
13. portable electronic devices as claimed in claim 12, wherein the material of this basic courses department comprises polycarbonate (polycarbonate), polycarbonate-alkyl benzene sulfonate (polycarbonate-ABS) or liquid rubber.
14. portable electronic devices as claimed in claim 12, wherein this light-transparent pattern is the basket sky, and the part of this basic courses department stretches into this light-transparent pattern.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110352597.2A CN103105933B (en) | 2011-11-09 | 2011-11-09 | Keysheet module and portable electronic devices |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110352597.2A CN103105933B (en) | 2011-11-09 | 2011-11-09 | Keysheet module and portable electronic devices |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103105933A true CN103105933A (en) | 2013-05-15 |
| CN103105933B CN103105933B (en) | 2016-05-25 |
Family
ID=48313858
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110352597.2A Expired - Fee Related CN103105933B (en) | 2011-11-09 | 2011-11-09 | Keysheet module and portable electronic devices |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103105933B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452416A (en) * | 2016-08-22 | 2017-02-22 | 联想(北京)有限公司 | Keyboard and electronic device |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101192478A (en) * | 2006-12-01 | 2008-06-04 | 深圳富泰宏精密工业有限公司 | Backlight keyboard |
| CN101236850A (en) * | 2007-01-30 | 2008-08-06 | 毅嘉科技股份有限公司 | Film keyboard making method and its structure |
| CN101677038A (en) * | 2008-09-19 | 2010-03-24 | 深圳富泰宏精密工业有限公司 | backlight keyboard |
| TWM382564U (en) * | 2010-01-06 | 2010-06-11 | Ichia Tech Inc | Self-luminescence keypad structure |
| TW201039366A (en) * | 2009-04-23 | 2010-11-01 | Zippy Tech Corp | Light guiding structure of luminous keyboard |
| TW201104718A (en) * | 2009-07-23 | 2011-02-01 | Ichia Tech Inc | Method of fabricating keycaps |
-
2011
- 2011-11-09 CN CN201110352597.2A patent/CN103105933B/en not_active Expired - Fee Related
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101192478A (en) * | 2006-12-01 | 2008-06-04 | 深圳富泰宏精密工业有限公司 | Backlight keyboard |
| CN101236850A (en) * | 2007-01-30 | 2008-08-06 | 毅嘉科技股份有限公司 | Film keyboard making method and its structure |
| CN101677038A (en) * | 2008-09-19 | 2010-03-24 | 深圳富泰宏精密工业有限公司 | backlight keyboard |
| TW201039366A (en) * | 2009-04-23 | 2010-11-01 | Zippy Tech Corp | Light guiding structure of luminous keyboard |
| TW201104718A (en) * | 2009-07-23 | 2011-02-01 | Ichia Tech Inc | Method of fabricating keycaps |
| TWM382564U (en) * | 2010-01-06 | 2010-06-11 | Ichia Tech Inc | Self-luminescence keypad structure |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106452416A (en) * | 2016-08-22 | 2017-02-22 | 联想(北京)有限公司 | Keyboard and electronic device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103105933B (en) | 2016-05-25 |
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| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160525 Termination date: 20191109 |
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| CF01 | Termination of patent right due to non-payment of annual fee |