CN2667559Y - Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly - Google Patents
Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly Download PDFInfo
- Publication number
- CN2667559Y CN2667559Y CN 03272788 CN03272788U CN2667559Y CN 2667559 Y CN2667559 Y CN 2667559Y CN 03272788 CN03272788 CN 03272788 CN 03272788 U CN03272788 U CN 03272788U CN 2667559 Y CN2667559 Y CN 2667559Y
- Authority
- CN
- China
- Prior art keywords
- film
- luminescence component
- circuit
- face
- illuminated keyboard
- 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.)
- Expired - Lifetime
Links
Images
Landscapes
- Input From Keyboards Or The Like (AREA)
- Push-Button Switches (AREA)
Abstract
The utility model relates to a film circuit assembly and a shining keyboard using the film circuit assembly, comprising a plurality of film layers, a word key signal transmission circuit, a shining element and a power supply circuit. The word key signal transmission circuit, the shining element and the power supply circuit are all arranged on the film layers. The power supply circuit provides electricity to the shining element. The utility model is characterized in that the word key signal transmission circuit and the power supply circuit are arranged on different film layers.
Description
Technical field
The utility model is about a kind of illuminated keyboard, particularly about a kind of thin film circuit assembly of illuminated keyboard, can separate the circuit on the film, makes the setting of luminescence component more convenient, can not be subjected to the restriction of circuit.
Background technology
After notebook promptly was widely used, its function was also maked rapid progress, and because of computing machine might use in the occasion of insufficient light, had then and can be suggested by luminous voluntarily keyboard.
Fig. 1 a is the three-dimensional exploded view of the keyboard of conventional notebook computer, wherein, keyboard 10 is made of a plurality of keycaps (only showing among Fig. 1 a that a keycap is as representative) 11, a plurality of supporting construction (only showing among the figure that a supporting construction is as representative) 12, skim 13, a thin film circuit layer (membrane) 14 and a base plate 15, wherein, supporting construction 12 includes first bracing frame 121 and second bracing frame 122, second bracing frame 122 is to articulate mutually with first bracing frame 121, forms a scissor supporting construction.Thin layer 13 is to be made by a plastic material, which is provided with a plurality of elastic bodys 134.
Thin film circuit layer 14 is made by tygon terephthalic acid (TPA) fat (polyethylene tetraphthalatePET) or mylar, therefore has transparent characteristic, and light is penetrated easily.Fig. 1 b is the local three-dimensional exploded view that amplifies of the thin film circuit layer of Fig. 1 a.Can find out that by Fig. 1 b thin film circuit layer 14 has three-decker as thin as a wafer, be divided into upper strata (upper layer) 110, interlayer (spacer) 120 and lower floor (lower layer) 130, usually interlayer 120 is an insulation course, is used for isolating the circuit of upper and lower layer 110,130.Upper strata 110 has first, two 111,112, interlayer 120 has the 5th, six 121,122, and lower floor 130 has the 3rd, four sides 131,132, the conductive junction point A that has corresponding each keycap 11 on the thin film circuit layer 14, B, wherein conductive junction point A is arranged on second 112 of upper strata 110, conductive junction point B then is arranged on the 3rd 131 of lower floor 130, when the user pushes button, keycap 11 will press on the upper strata 110 of thin film circuit layer 14 via elastic body 134, the conductive junction point A that makes upper strata 110 passes the through hole 125 of interlayer 120 and touches the conductive junction point B of lower floor 130, and then produces corresponding keyboard signal and send out keyboard by circuit 17.The upper strata 110 of thin film circuit layer 14 and interlayer 120 are provided with holes 141,124, be used to hold luminescence component 140, please consult Fig. 1 c simultaneously, luminescence component 140 (for example light emitting diode (LED)), be placed on the 3rd 131 of lower floor 130 with circuit, the light of its generation be by the below up according to.Present technology is the inner face that the keyboard signal transfer circuit 17 and the feed circuit 16 of luminescence component 140 all is arranged on upper strata, lower floor 110,130, just on second and third face 112,131.In other words, all there is not printed wire at present on its lap.Luminescence component 140 also passes interlayer 120 and upper strata 110, therefore, need on interlayer 120 and upper strata 110, make luminescence component 140 pass holes 141 by broken hole, but because all circuit (being the feed circuit 16 of aforementioned keyboard signal transfer circuit 17 and luminescence component 140) all are arranged on second and third face 112,131, so circuit layout is very complicated and difficult, and the position of holes 141 also is restricted.
Fig. 1 d shows the thin film circuit layer 14 of the illuminated keyboard 10 that another kind is traditional, and it includes only the two-layer film layer, and in other words, this kind thin film circuit layer 14 does not have aforesaid interlayer 120, can reduce whole thickness.But the keyboard signal transfer circuit 17 of this kind illuminated keyboard and the feed circuit 16 of luminescence component 140 similarly still are arranged on the inner face of upper strata, lower floor 110,130, just on second and third face 112,131.Under the obstruct of having lacked interlayer 120, avoid circuit 16,17 improper each other contacts to cause short circuit again, therefore, configuration will be complicated more, make position that luminescence component 140 can be provided with still less, and usually this kind structure can cause luminescence component 140 can't be arranged on keycap 11 under the optimum position, and complicated circuit more causes the impedance difference of circuit, influences the brightness of luminescence component.
Therefore, for convenience luminescence component is arranged on the film, needs the three-decker of improved thin film to make being arranged on the optimum position, can not being subjected to the restriction of circuit of luminescence component, and solves the wiring problem of film.
The utility model content
Therefore, illuminated keyboard purpose of the present utility model is that the three-decker of improved thin film circuit layer makes the wiring of luminescence component more convenient.
Another purpose of illuminated keyboard of the present utility model is to make the brightness unanimity of luminescence component, can be because of the different brightness that influence its luminescence component of the impedance of circuit.
Another purpose of illuminated keyboard of the present utility model is to make the holes position of luminescence component of the present utility model can not to be restricted because of the position of other circuit.
For addressing the above problem, so the utility model provides a kind of thin film circuit assembly of illuminated keyboard to comprise: multilayer film; Multiword key signal transfer circuit is arranged on the film; Luminescence component is arranged on the film; And feed circuit, also be arranged on the film, and electrically connect luminescence component; It is characterized in that keyboard signal transfer circuit and feed circuit are arranged on the different surfaces of film.
The purpose of this utility model is achieved in that promptly provides a kind of thin film circuit of illuminated keyboard assembly, comprising:
Multilayer film;
Multiword key signal transfer circuit is arranged on the described film;
One luminescence component is arranged on the described film; And
One feed circuit also are arranged on the described film, and electrically connect described luminescence component;
It is characterized in that described keyboard signal transfer circuit and described feed circuit are arranged on the different surfaces of described film.
The utility model also provides a kind of thin film circuit assembly of illuminated keyboard, comprises:
One ground floor film;
One second layer film;
One intermediate layer film is arranged between described first and second layer film;
One luminescence component is arranged on the described intermediate layer film; And
One feed circuit also are arranged on the described intermediate layer film, and electrically connect described luminescence component.
The utility model provides a kind of illuminated keyboard again, comprises:
One base;
One keycap is arranged on the base in the mode that can move up and down;
Multilayer film are arranged on the described base;
Multiword key signal transfer circuit is arranged on the described film;
One luminescence component is arranged on the described film; And
One feed circuit also are arranged on the described film, and electrically connect described luminescence component;
It is characterized in that described keyboard signal transfer circuit and described feed circuit are arranged on the different surfaces of described film.
The utility model provides a kind of illuminated keyboard again, comprises:
One base;
One keycap is arranged on the base in the mode that can move up and down;
One thin film circuit assembly is arranged on the described base,
Wherein said thin film circuit assembly comprises:
One ground floor film;
One second layer film;
One intermediate layer film is arranged between described first and second layer film;
One luminescence component is arranged on the described intermediate layer film; And
One feed circuit also are arranged on the described intermediate layer film, and electrically connect described luminescence component.
In a preferred embodiment, above-mentioned film comprises a ground floor film and a second layer film, and the ground floor film comprises one first and one second, and first, second face is an opposing face; Second layer film comprises one the 3rd and a fourth face, the 3rd, fourth face is opposing face, and wherein, second in the face of the 3rd, and keyboard signal transfer circuit is arranged on second and third face; Wherein luminescence component and feed circuit all are arranged on first, and luminescence component electrically connects feed circuit.
In another preferred embodiment, above-mentioned film comprises a ground floor film and a second layer film, and the ground floor film comprises one first and one second, and first, second face is an opposing face; Second layer film comprises one the 3rd and a fourth face, the 3rd, fourth face is opposing face, and wherein, second in the face of the 3rd, and keyboard signal transfer circuit is arranged on second and third face; Wherein luminescence component and feed circuit all are arranged on the fourth face, and luminescence component electrically connects feed circuit.
Thin film circuit assembly according to the illuminated keyboard of the foregoing description more comprises an intermediate layer film, is arranged between first and second layer film.
In addition, luminescence component is a light emitting diode.
In addition, luminescence component is for to be arranged on the feed circuit in mounted on surface (SMD) mode.
In addition, above-mentioned film is made with transparent material.
A kind of thin film circuit assembly of illuminated keyboard more is provided according to the utility model, comprise: a ground floor film, a second layer film, an intermediate layer film, a luminescence component, an intermediate layer film and feed circuit, intermediate layer film are to be arranged between first and second layer film; Luminescence component is to be arranged on the intermediate layer film; And feed circuit also are arranged on the intermediate layer film, and electrically connect luminescence component.
In addition, first and second layer film is made with transparent material.
In a preferred embodiment, wherein the ground floor film has one first holes, and at least one part of luminescence component penetrates first holes.
In another preferred embodiment, wherein second layer film has one second holes, and at least one part of luminescence component penetrates second holes.
In addition, luminescence component is a light emitting diode.
In addition, luminescence component is arranged on the feed circuit in mounted on surface (SMD) mode.
More provide a kind of illuminated keyboard according to the utility model, comprise: a base, a keycap, multilayer film, multiword key signal transfer circuit, multilayer film, a luminescence component and feed circuit, keycap is arranged on the base in the mode that can move up and down; Multilayer film are to be arranged on the base; Multiword key signal transfer circuit is, luminescence component and feed circuit all are arranged on the film, and electrically connects luminescence component; It is characterized in that keyboard signal transfer circuit and feed circuit are arranged on the different surfaces of above-mentioned film.
In a preferred embodiment, above-mentioned film comprises a ground floor film and a second layer film, and the ground floor film comprises one first and one second, and first, second face is an opposing face; Second layer film comprises one the 3rd and a fourth face, the 3rd, fourth face is opposing face, and wherein, second in the face of the 3rd, and keyboard signal transfer circuit is arranged on second and third face; Wherein luminescence component and feed circuit all are arranged on first, and luminescence component electrically connects feed circuit.
In another preferred embodiment, above-mentioned film comprises a ground floor film and a second layer film, and the ground floor film comprises one first and one second, and first, second face is an opposing face; Second layer film comprises one the 3rd and a fourth face, the 3rd, fourth face is opposing face, and wherein, second in the face of the 3rd, and keyboard signal transfer circuit is arranged on second and third face; Wherein luminescence component and feed circuit all are arranged on the fourth face, and luminescence component electrically connects feed circuit.
Above-mentioned illuminated keyboard more comprises an intermediate layer film, is arranged between first and second layer film.
In addition, luminescence component is a light emitting diode.
In addition, luminescence component is for to be arranged on the feed circuit in mounted on surface (SMD) mode.
In addition, film is made with transparent material.
More provide a kind of illuminated keyboard according to the utility model, comprise a base, a keycap and a thin film circuit assembly.Keycap is arranged on the base in the mode that can move up and down; The thin film circuit assembly is to be arranged on the base, and wherein the thin film circuit assembly comprises a ground floor film, a second layer film, an intermediate layer film, a luminescence component and feed circuit; Intermediate layer film is to be arranged between first and second layer film; Luminescence component is to be arranged on the intermediate layer film; And feed circuit also are arranged on the intermediate layer film, and electrically connect luminescence component.
In addition, first and second layer film is made with transparent material.
In a preferred embodiment, the ground floor film has one first holes, and at least one part of luminescence component penetrates first holes.
In another preferred embodiment, second layer film has one second holes, and at least one part of luminescence component penetrates second holes.
In addition, luminescence component is a light emitting diode.
In addition, luminescence component is arranged on the feed circuit in mounted on surface (SMD) mode.
Advantage of the present utility model is, via the three-decker of improved thin film circuit layer, can solve the wiring complicated problems, and the circuit of luminescence component can not conflict with other keyboard signal transfer circuit or on-off circuit, makes the wiring of luminescence component more convenient.Formation of the present utility model more makes the brightness unanimity of luminescence component, can be because of the different brightness that influence its luminescence component of the impedance of circuit.And the holes position of luminescence component of the present utility model can not be restricted because of the position of other circuit.
For above-mentioned and other purpose of the present utility model, feature and advantage can be become apparent, several concrete preferred embodiments cited below particularly, and conjunction with figs. elaborates.
Description of drawings
Fig. 1 a is the three-dimensional exploded view of the keyboard of conventional notebook computer;
Fig. 1 b is the local amplification stereogram of the thin film circuit layer of Fig. 1 a;
Fig. 1 c is the three-layer thin-film diagrammatic cross-section of traditional illuminated keyboard;
Fig. 1 d is the two-layer film diagrammatic cross-section of traditional illuminated keyboard;
Fig. 2 a is the first embodiment three-dimensional exploded view of the utility model illuminated keyboard;
Fig. 2 b is the film diagrammatic cross-section of first embodiment of the utility model illuminated keyboard;
Fig. 3 is the variation example diagrammatic cross-section of first embodiment of the utility model illuminated keyboard;
Fig. 4 is the film diagrammatic cross-section of second embodiment of the utility model illuminated keyboard;
Fig. 5 is the film diagrammatic cross-section of the 3rd embodiment of the utility model illuminated keyboard.
[symbol description]
10 keyboards
11 keycaps
12 supporting constructions
13 elastic thin layers
14 thin film circuit layers
15 base plates
110 upper stratas
111 first
112 second
120 interlayers
124 holes
125 through holes
130 lower floors
131 the 3rd
132 fourth faces
134 elastic bodys
140 luminescence components
141 holes
20 keyboards
21 keyboard signal transfer circuits
22 feed circuit
204 films
210 ground floors
211 first
212 second
220 middle layers
221 the 5th
222 the 6th
230 second layers
231 the 3rd
232 fourth faces
240 luminescence components
25 base plates
250 holes
251 reflection horizon
252 grooves
Embodiment
Below with specific embodiment, disclosed each the form content of the utility model is described in detail.
Because above-mentioned conventional keyboard has the wiring complicated problems, for head it off, proposes illuminated keyboard 20 of the present utility model, below describe first embodiment of the present utility model in detail.
[first embodiment]
Referring to 2a and 2b figure, Fig. 2 a shows thin film circuit layer 204 exploded perspective view of the illuminated keyboard 20 of first embodiment of the present utility model, thin film circuit layer 204 has three-decker as thin as a wafer, be respectively ground floor 210, middle layer 220 and the second layer 230, and ground floor 210 comprises first and second face 211,212, the second layer 230 comprises third and fourth face 231,232, and 220 in middle layer comprises the 5th, six 221,222.Above-mentioned thin film circuit layer is made by PET.Thin film circuit layer 204 of the present utility model is arranged in the keyboard 20, and actual keyboard also includes other assemblies such as a plurality of keycaps, a plurality of supporting construction, elastic thin layer, base plate, for simplified, does not draw at this.Among this embodiment, keyboard signal transfer circuit 21 is arranged on second and the 3rd 212,231, just the inner face of first, second layer 210,230.Luminescence component 240 of the present utility model can be light emitting diode (LED), and luminescence component 240 is for being arranged in mounted on surface (SMD) mode on the 5th 221 of middle layer 220.This embodiment is characterised in that the luminescence component 240 and the feed circuit 22 of luminescence component 240 all are arranged on the 5th 221, luminescence component 240 passes holes 250 outstanding ground floors 210, strengthen illumination effect, owing to have only the circuit of supply luminescence component 240 on the 5th 221, and, the feed circuit 22 of the luminescence component 240 in middle layer 220 can be sprayed one deck insulating gel on the 5th 221, with the feed circuit 22 and first of avoiding middle layer 220, two-layer film 210, cause short circuit (short circuit) between other keyboard signal transfer circuit 21 of 220, by this formation, the feed circuit 22 of luminescence component 240 can not conflict with other keyboard signal transfer circuit 21 or on-off circuit, holes 250 positions of luminescence component 240 can be restricted because of the position of other circuit, can arrange the circuit of supply circuit 22 to make the brightness unanimity of luminescence component 240, can be because of the different brightness that influence its luminescence component 240 of the impedance of circuit, therefore, luminescence component 240 can be arranged on any position of the 5th 221.
In a word, the utility model is separately positioned on keyboard signal transfer circuit 21 on the different film surfaces with the feed circuit 22 of luminescence component 240, make the wiring of luminescence component 240 more convenient, and can not make the brightness unanimity of luminescence component 240 because of the different brightness that influence its luminescence component 240 of the impedance of circuit.
[the variation example of first embodiment]
Above-mentioned first embodiment has one and changes example, and as shown in Figure 3, wherein identical with first embodiment assembly gives identical label and omits explanation.This variation example is arranged on luminescence component 240 on the 6th 222, and the base plate 25 of illuminated keyboard is arranged on the below of the second layer 230, has a groove 252, in order to the luminescence component 240 that holds downward protrusion.The feed circuit 22 of luminescence component 240 also are arranged on the 6th 222.Owing to only be provided with the supply circuit of luminescence component 240 on the 6th 222, therefore can not conflict with other keyboard signal transfer circuit or on-off circuit.This keyboard in use, the light of luminescence component 240 down exposes to the reflection horizon 251 of base plate 25, passes clear films circuit layer 204 again and reflexes on the keycap 11.
[second embodiment]
Fig. 4 shows the thin film circuit layer synoptic diagram of second embodiment of the utility model illuminated keyboard.Wherein identical with first embodiment assembly gives identical label and omits explanation.In response to the demand of various brightness, the luminescence component 240 of this embodiment is arranged on first 211, makes the brightness of luminescence component 240 can not be subjected to the influence of thin film circuit layer 204.Because keyboard signal transfer circuit is arranged on second and the 3rd 212,231, the inner face of first, second layer 210,220 just, and the feed circuit of luminescence component 240 are arranged on second 212 the opposing face is just on first 211.Therefore, feed circuit can not conflict with other circuit, can arrange the circuit of feed circuit arbitrarily, and the position of luminescence component 240 can be restricted, and can be because of the different brightness that influence its luminescence component 240 of the impedance of circuit.
[the 3rd embodiment]
As shown in Figure 5, when keyboard comprises two-layer film circuit layer 210,230 o'clock, traditional luminescence component 240 can only be arranged on the 3rd 231 with circuit, and the utility model is different from traditional illuminated keyboard, luminescence component 240 of the present utility model is to be arranged on first 211 of upper strata 210, do not need holes on each layer, and the feed circuit that luminescence component 240 power supplys are provided are arranged on first 211 too, therefore, feed circuit can not conflict with other circuit, can arrange the circuit of feed circuit arbitrarily, the position of luminescence component 240 can be restricted.
[the variation example of the 3rd embodiment]
Above-mentioned the 3rd embodiment has more one and changes example, just luminescence component 240 is arranged on the fourth face 232 because of changing example, therefore omits illustrating of this embodiment.The feed circuit of luminescence component 240 also are arranged on the fourth face 232.The light of luminescence component 240 down exposes to base plate (base plate 25 as Fig. 3 has a groove 252), is reflexed on the keycap by reflection horizon 251 again.Because have only the circuit of supply luminescence component 240 on the fourth face 232, the circuit of luminescence component 240 then can not conflict with other keyboard signal transfer circuit or on-off circuit.
Though the utility model discloses as above with several preferred embodiments; right its is not in order to limit the utility model; any insider; in not breaking away from spirit and scope of the present utility model; still can do a little change and retouching, therefore protection domain of the present utility model is as the criterion when looking the accompanying Claim book person of defining.
Claims (26)
1. the thin film circuit assembly of an illuminated keyboard comprises:
Multilayer film;
Multiword key signal transfer circuit is arranged on the described film;
One luminescence component is arranged on the described film; And
One feed circuit also are arranged on the described film, and electrically connect described luminescence component;
It is characterized in that described keyboard signal transfer circuit and described feed circuit are arranged on the different surfaces of described film.
2. the thin film circuit assembly of illuminated keyboard as claimed in claim 1 is characterized in that, described film comprises:
One ground floor film comprises one first and one second, and described first, second face is an opposing face;
One second layer film comprises one the 3rd and a fourth face, and described the 3rd, fourth face is an opposing face, wherein, described second in the face of described the 3rd, and described keyboard signal transfer circuit is arranged on described second and third face;
Wherein said luminescence component and described feed circuit all are arranged on described first, and described luminescence component electrically connects described feed circuit.
3. the thin film circuit assembly of illuminated keyboard as claimed in claim 1 is characterized in that, described film comprises:
One ground floor film comprises one first and one second, and described first, second face is an opposing face;
One second layer film comprises one the 3rd and a fourth face, and described the 3rd, fourth face is an opposing face, wherein, described second in the face of described the 3rd, and described keyboard signal transfer circuit is arranged on described second and third face;
Wherein said luminescence component and described feed circuit all are arranged on the described fourth face, and described luminescence component electrically connects described feed circuit.
4. as the thin film circuit assembly of claim 2 or 3 described illuminated keyboards, it is characterized in that, more comprise an intermediate layer film, be arranged between described first and second layer film.
5. the thin film circuit assembly of illuminated keyboard as claimed in claim 1 is characterized in that, described luminescence component is a light emitting diode.
6. the thin film circuit assembly of illuminated keyboard as claimed in claim 1 is characterized in that, described luminescence component is for to be arranged on the described feed circuit in the mounted on surface mode.
7. the thin film circuit assembly of illuminated keyboard as claimed in claim 1 is characterized in that, described film is made with transparent material.
8. the thin film circuit assembly of an illuminated keyboard comprises:
One ground floor film;
One second layer film;
One intermediate layer film is arranged between described first and second layer film;
One luminescence component is arranged on the described intermediate layer film; And
One feed circuit:
It is characterized in that described feed circuit also are arranged on the described intermediate layer film, and electrically connect described luminescence component.
9. the thin film circuit assembly of illuminated keyboard as claimed in claim 8 is characterized in that, described first and second layer film is made with transparent material.
10. the thin film circuit assembly of illuminated keyboard as claimed in claim 8 is characterized in that, described ground floor film has one first holes, and at least one part of described luminescence component penetrates described first holes.
11. the thin film circuit assembly of illuminated keyboard as claimed in claim 8 is characterized in that, described second layer film has one second holes, and at least one part of described luminescence component penetrates described second holes.
12. the thin film circuit assembly of illuminated keyboard as claimed in claim 8 is characterized in that, described luminescence component is a light emitting diode.
13. the thin film circuit assembly of illuminated keyboard as claimed in claim 8 is characterized in that described luminescence component is arranged on the described feed circuit in the mounted on surface mode.
14. an illuminated keyboard comprises:
One base;
One keycap is arranged on the base in the mode that can move up and down;
Multilayer film are arranged on the described base;
Multiword key signal transfer circuit is arranged on the described film;
One luminescence component is arranged on the described film; And
One feed circuit also are arranged on the described film, and electrically connect described luminescence component;
It is characterized in that described keyboard signal transfer circuit and described feed circuit are arranged on the different surfaces of described film.
15. illuminated keyboard as claimed in claim 14 is characterized in that, described film comprises:
One ground floor film comprises one first and one second, and described first, second face is an opposing face;
One second layer film comprises one the 3rd and a fourth face, and described the 3rd, fourth face is an opposing face, wherein, described second in the face of described the 3rd, and described keyboard signal transfer circuit is arranged on described second and third face;
Wherein said luminescence component and described feed circuit all are arranged on described first, and described luminescence component electrically connects described feed circuit.
16. illuminated keyboard as claimed in claim 14 is characterized in that, described film comprises:
One ground floor film comprises one first and one second, and described first, second face is an opposing face;
One second layer film comprises one the 3rd and a fourth face, and described the 3rd, fourth face is an opposing face, wherein, described second in the face of described the 3rd, and described keyboard signal transfer circuit is arranged on described second and third face;
Wherein said luminescence component and described feed circuit all are arranged on the described fourth face, and described luminescence component electrically connects described feed circuit.
17., it is characterized in that as claim 15 or 16 described illuminated keyboards, more comprise an intermediate layer film, be arranged between described first and second layer film.
18. illuminated keyboard as claimed in claim 14 is characterized in that, described luminescence component is a light emitting diode.
19. illuminated keyboard as claimed in claim 14 is characterized in that, described luminescence component is for to be arranged on the described feed circuit in the mounted on surface mode.
20. illuminated keyboard as claimed in claim 14 is characterized in that, described film is made with transparent material.
21. an illuminated keyboard comprises:
One base;
One keycap is arranged on the base in the mode that can move up and down;
One thin film circuit assembly is arranged on the described base,
Wherein said thin film circuit assembly comprises:
One ground floor film;
One second layer film;
One intermediate layer film is arranged between described first and second layer film;
One luminescence component is arranged on the described intermediate layer film; And
One feed circuit;
It is characterized in that described feed circuit also are arranged on the described intermediate layer film, and electrically connect described luminescence component.
22. illuminated keyboard as claimed in claim 21 is characterized in that, described first and second layer film is made with transparent material.
23. illuminated keyboard as claimed in claim 21 is characterized in that, described ground floor film has one first holes, and at least one part of described luminescence component penetrates described first holes.
24. illuminated keyboard as claimed in claim 21 is characterized in that, described second layer film has one second holes, and at least one part of described luminescence component penetrates described second holes.
25. illuminated keyboard as claimed in claim 21 is characterized in that, described luminescence component is a light emitting diode.
26. illuminated keyboard as claimed in claim 21 is characterized in that, described luminescence component is arranged on the described feed circuit in the mounted on surface mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03272788 CN2667559Y (en) | 2003-07-24 | 2003-07-24 | Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN 03272788 CN2667559Y (en) | 2003-07-24 | 2003-07-24 | Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN2667559Y true CN2667559Y (en) | 2004-12-29 |
Family
ID=34330921
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN 03272788 Expired - Lifetime CN2667559Y (en) | 2003-07-24 | 2003-07-24 | Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN2667559Y (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543539A (en) * | 2010-12-31 | 2012-07-04 | 致伸科技股份有限公司 | Luminous keyboard |
| CN105448568A (en) * | 2015-12-29 | 2016-03-30 | 苏州达方电子有限公司 | Key device |
| CN106024473A (en) * | 2016-06-23 | 2016-10-12 | 苏州达方电子有限公司 | Key structure |
| CN106024471A (en) * | 2016-06-16 | 2016-10-12 | 苏州达方电子有限公司 | Light-emitting keyboard and light-emitting key thereof |
| CN106128833A (en) * | 2016-08-16 | 2016-11-16 | 苏州达方电子有限公司 | Luminous button |
| CN106158485A (en) * | 2015-04-13 | 2016-11-23 | 致伸科技股份有限公司 | Lighting keyboard |
| CN106158484A (en) * | 2015-04-13 | 2016-11-23 | 致伸科技股份有限公司 | Lighting keyboard |
-
2003
- 2003-07-24 CN CN 03272788 patent/CN2667559Y/en not_active Expired - Lifetime
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102543539A (en) * | 2010-12-31 | 2012-07-04 | 致伸科技股份有限公司 | Luminous keyboard |
| CN106158485A (en) * | 2015-04-13 | 2016-11-23 | 致伸科技股份有限公司 | Lighting keyboard |
| CN106158484A (en) * | 2015-04-13 | 2016-11-23 | 致伸科技股份有限公司 | Lighting keyboard |
| CN105448568A (en) * | 2015-12-29 | 2016-03-30 | 苏州达方电子有限公司 | Key device |
| CN105448568B (en) * | 2015-12-29 | 2017-12-15 | 苏州达方电子有限公司 | Key device |
| CN106024471A (en) * | 2016-06-16 | 2016-10-12 | 苏州达方电子有限公司 | Light-emitting keyboard and light-emitting key thereof |
| CN106024473A (en) * | 2016-06-23 | 2016-10-12 | 苏州达方电子有限公司 | Key structure |
| CN106128833A (en) * | 2016-08-16 | 2016-11-16 | 苏州达方电子有限公司 | Luminous button |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203260515U (en) | Keyboard | |
| US7563641B2 (en) | Laminated light-emitting diode display device and manufacturing method thereof | |
| CN1917113A (en) | Sheet switch, sheet switch module and panel switch | |
| US10553769B2 (en) | Light-emitting unit and manufacturing method of light-emitting unit | |
| TWI450646B (en) | Light emitting apparatus | |
| CN2667559Y (en) | Thin film circuit assembly and luminous keyboard utilizing the same film circuit assembly | |
| CN1619733A (en) | Switch unit | |
| CN1788531A (en) | Connection structure of inner conductor and multilayer substrate | |
| CN1222968C (en) | Sheet with leaf spring and switch device with said sheet with leaf spring | |
| CN105276445A (en) | Backlight device | |
| CN1532674A (en) | Keyboard structure | |
| CN1738512A (en) | 3d circuit module, multilayer 3d circuit module formed thereof and method for manufacturing the circuit modules | |
| CN202534570U (en) | Thin-film luminous keyboard structure | |
| CN101853810A (en) | Electronic device with polymer light-emitting diode and manufacturing method thereof | |
| CN100539804C (en) | High heat-conductivity conducting carrier plate | |
| CN202995633U (en) | Keyboard | |
| CN1897262A (en) | Light-emitting diodes surface-adhered foundation support and its production | |
| CN114023587A (en) | Interlayer sheet type luminous key core module with light guide film | |
| JP3133397U (en) | Light emitting diode array structure of LED lighting fixture | |
| CN1523560A (en) | Electrooptical device and manufacturing method thereof | |
| CN1206680C (en) | Base plate with joint and switch unit with the plate | |
| CN200951312Y (en) | Portable game structure for electronic chessboard | |
| CN2641824Y (en) | Composite chip contruction substrade | |
| CN216213050U (en) | Interlayer sheet type luminous key core module with light guide film | |
| CN2669262Y (en) | Luminous press-button |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CX01 | Expiry of patent term |
Expiration termination date: 20130724 Granted publication date: 20041229 |