CN102854986B - The touch-control conductive structure of capacitive touch keyboard and capacitive touch keyboard - Google Patents
The touch-control conductive structure of capacitive touch keyboard and capacitive touch keyboard Download PDFInfo
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Abstract
The invention relates to the touch-control conductive structure of a kind of capacitive touch keyboard and capacitive touch keyboard. this capacitive touch keyboard has a surface planning and has the insulated substrate of multiple key zone separately and be laid in the first conductive layer and second conductive layer on insulated substrate surface, first conductive layer includes multiple the first electrodes series arranged in the first direction, each first electrodes series comprises the first electrode unit of multiple concatenation, each first electrode unit lays respectively at respectively this key zone, second conductive layer includes the second electrodes series of multiple edge second direction arrangement vertical with this first direction, each second electrodes series comprises the second electrode unit of multiple concatenation, and each second electrode unit lays respectively at respectively this key zone being staggered and adjacent with this first electrode unit being positioned at same key zone, and form a touch sensing structure in respectively this key zone. thereby simplify touch detection circuit and reduce touch-control and debate knowledge degree of difficulty.
Description
Technical field
The present invention relates to a kind of touch control keyboard, particularly relate to the touch-control conductive structure of a kind of capacitive touch keyboard and capacitive touch keyboard.
Background technology
As it is shown in figure 1, Fig. 1 is those that have previously been the organigram of the capacitive touch control plate that capacitive touch keyboard adopts. general capacitive touch keyboard mainly plans multiple key zone 15 on a Trackpad 1, and controller 11 is further according to the touching signals recorded on Trackpad 1, it is judged that key zone 15 is touched. this Trackpad 1 have an insulated substrate 10 and be laid in substrate 10 surface (on, lower surface or be overlapped in the upper surface of substrate 11) the first ITO conductive layer and the second ITO conductive layer, on first ITO conductive layer, distribution has the multiple first electrodes series X1��Xm along a first direction arrangement, and each first electrodes series X1��Xm comprises the first electrode 12 of multiple series connection, on second ITO conductive layer, distribution has the multiple second electrodes series Y1��Yn arranged along a second direction vertical with first direction, those the second electrodes series Y1��Yn and those the first electrodes series X1��Xm are staggered, and each second electrodes series Y1��Yn comprises the second electrode 13 of multiple series connection, each second electrode 13 is with the first adjacent electrode 12 separately.
The touch-control structure of this kind of matrix form is in order to be able to detect the touching of each position on Trackpad 1, the first electrodes series X1��Xm and the second electrodes series Y1��Yn must on average and be thick and fast covered with on Trackpad 1 surface, therefore the quantity of wire is more, but, as touch control keyboard, the position of button is fixing, that is region beyond key zone 15 need not be detected in fact on Trackpad 1, but in order to judge whether to touch specific key zone 15, controller 11 need nonetheless remain for detecting Trackpad 1 all sidedly, but also need to preset the coordinate corresponding to the touch area of each key zone 15 and each key zone 15, add burden and the degree of difficulty of identification.
As can be seen here, above-mentioned existing capacitive touch keyboard in structure and uses, it is clear that has still suffered from inconvenience and defect, and has urgently been further improved. In order to solve above-mentioned Problems existing, relevant manufactures there's no one who doesn't or isn't seeks solution painstakingly, but having no applicable design for a long time to be developed, and common product does not have appropriate structure to can solve the problem that the problems referred to above, this is clearly the anxious problem being intended to solve of relevant dealer always. Therefore how to found the capacitive touch keyboard of a kind of new structure and the touch-control conductive structure of capacitive touch keyboard, one of current important research and development problem of real genus, also become the target that current industry pole need to be improved.
Summary of the invention
It is an object of the invention to, overcome the defect that existing capacitive touch keyboard exists, and the capacitive touch keyboard of a kind of new structure and the touch-control conductive structure of capacitive touch keyboard are provided, to be solved technical problem is that makes its detecting circuit that can simplify capacitive touch keyboard and reduces the degree of difficulty of judgement, is very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions. According to a kind of capacitive touch keyboard that the present invention proposes, including an insulated substrate, one first conductive layer and one second conductive layer.
The surface planning of this insulated substrate has multiple key zone separately; This first conductive layer is laid in the surface of this insulated substrate, and includes multiple the first electrodes series along a first direction arrangement, and each first electrodes series comprises the first electrode unit of multiple concatenation, and respectively this first electrode unit lays respectively at respectively this key zone; This second conductive layer is laid in the surface of this insulated substrate, and include multiple the second electrodes series along vertical with this first direction second direction arrangement, each second electrodes series comprises the second electrode unit of multiple concatenation, and respectively this second electrode unit lays respectively at respectively this key zone being staggered and adjacent with this first electrode unit being positioned at same key zone, and form a touch sensing structure in respectively this key zone.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, aforesaid capacitive touch keyboard, also include the controller of one and those first electrodes series and those the second electrodes series electric couplings, and this controller is preset with the coordinate of those touch sensing structures corresponding, and whether the touch sensing structure detecting those key zones senses a touching signal, to export the coordinate signal corresponding to this touched key zone.
Preferably, aforesaid capacitive touch keyboard, wherein respectively this first electrode unit comprises the triangular-shaped electrodes that two summits connect in opposite directions, and respectively this second electrode unit comprises two summits and connects in opposite directions and with above-mentioned two triangular-shaped electrodes separately and adjacent triangular-shaped electrodes, those triangular-shaped electrodes form the touch sensing structure of a rectangle.
Preferably, aforesaid capacitive touch keyboard, also include an elastic button board, it is covered on this insulated substrate, it is positioned at above this first conductive layer and the second conductive layer, and include a body and multiple be arranged on this body, protrude relative to this body and corresponding to the button of respectively this key zone, and respectively this keytop is printed on an incoming symbol, one controls symbol or a functional symbol
It is preferred that aforesaid capacitive touch keyboard, wherein respectively the inside hollow out of this button and form a groove, and this groove is laid with a conductive layer towards corresponding key zone.
Preferably, aforesaid capacitive touch keyboard, wherein at least one independent key zone is also planned on the surface of this insulated substrate, this independent key zone comprises the electrode unit of one and this controller electric coupling, this controller detects whether the electrode unit of this independent key zone senses a touching signal, exports a push button signalling with correspondence.
Preferably, aforesaid capacitive touch keyboard, wherein this first conductive layer is laid in a surface of this insulated substrate, this second conductive layer is laid in another surface of this insulated substrate, this first conductive layer also comprises the insulation film on another surface being laid in this insulated substrate, and those first electrodes series be arranged in this insulation film in the one side of this insulated substrate, this elastic button board is transparent, and this capacitive touch keyboard also comprises one and is arranged at a display device below this insulation film, it in order to show the symbol of those key zones in those positions, key zone corresponding.
The object of the invention to solve the technical problems also realizes by the following technical solutions. According to the touch-control conductive structure of a kind of capacitive touch keyboard that the present invention proposes, including an insulated substrate, one first conductive layer and one second conductive layer.
The surface planning of this insulated substrate has multiple key zone separately; This first conductive layer is laid in the surface of this insulated substrate, and include multiple the first electrodes series along a first direction arrangement, each first electrodes series comprises the first triangular-shaped electrodes unit of multiple concatenation, and respectively this first triangular-shaped electrodes unit lays respectively at respectively this key zone; This second conductive layer is laid in the surface of this insulated substrate, and include multiple the second electrodes series along a second direction arrangement, each second electrodes series comprises the second triangular-shaped electrodes unit of multiple concatenation, and respectively this second triangular-shaped electrodes unit lays respectively at respectively this key zone being staggered and adjacent with this first triangular-shaped electrodes unit being positioned at same key zone, and form a touch sensing structure in respectively this key zone.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
Preferably, the touch-control conductive structure of aforesaid capacitive touch keyboard, also include the controller of one and those first electrodes series and those the second electrodes series electric couplings, and this controller is preset with the coordinate of those touch sensing structures corresponding, and whether the touch sensing structure detecting those key zones senses a touching signal, to export the coordinate signal corresponding to this touched key zone.
Preferably, the touch-control conductive structure of aforesaid capacitive touch keyboard, also include an elastic button board, it is covered on this insulated substrate, it is positioned at above this first conductive layer and the second conductive layer, and include a body and how each and every one to be arranged on this body, protrude and correspond to the button of respectively this key zone relative to this body.
It is preferred that the touch-control conductive structure of aforesaid capacitive touch keyboard, wherein respectively this keytop is printed on an incoming symbol, control symbol or a functional symbol.
It is preferred that the touch-control conductive structure of aforesaid capacitive touch keyboard, wherein respectively the inside hollow out of this button and form a groove, and this groove is laid with a conductive layer towards corresponding key zone.
Preferably, the touch-control conductive structure of aforesaid capacitive touch keyboard, wherein at least one independent key zone is also planned on the surface of this insulated substrate, this independent key zone comprises the electrode unit of one and this controller electric coupling, this controller detects whether the electrode unit of this independent key zone senses a touching signal, exports a push button signalling with correspondence.
Preferably, the touch-control conductive structure of aforesaid capacitive touch keyboard, wherein this first conductive layer is laid in a surface of this insulated substrate, this second conductive layer is laid in another surface of this insulated substrate, this first conductive layer also comprises the insulation film on another surface being laid in this insulated substrate, and those first electrodes series be arranged in this insulation film in the one side of this insulated substrate, this elastic button board is transparent, and the touch-control conductive structure of this capacitive touch keyboard also comprises one and is arranged at a display device below this insulation film, it in order to show the symbol of those key zones in those positions, key zone corresponding.
The present invention compared with prior art has clear advantage and beneficial effect. by technique scheme, the touch-control conductive structure of capacitive touch keyboard of the present invention and capacitive touch keyboard at least has following advantages and beneficial effect: the present invention is by being correspondingly arranged a touch sensing structure in each key zone, and the region (i.e. interval region between key zone) beyond key zone is not provided with touch sensing structure, each key zone (touch sensing structure) is allowed to have a clear and definite and unique coordinate, when making a finger touching wherein key zone, controller is made without the judgement of complexity, namely touched key zone can be detected easily, and only position, key zone is provided with the first electrodes series and the second electrodes series, the quantity of scanning line can be greatly reduced, reduce the time of controller scanning and reduce the degree of difficulty of judgement, really effect and the purpose of the present invention can be reached.
In sum, the invention relates to the touch-control conductive structure of a kind of capacitive touch keyboard and capacitive touch keyboard, there is a surface planning have the insulated substrate of multiple key zone separately and be laid in the first conductive layer and second conductive layer on insulated substrate surface, first conductive layer includes multiple the first electrodes series arranged in the first direction, each first electrodes series comprises the first electrode unit of multiple concatenation, each first electrode unit lays respectively at respectively this key zone, second conductive layer includes the second electrodes series of multiple edge second direction arrangement vertical with this first direction, each second electrodes series comprises the second electrode unit of multiple concatenation, and each second electrode unit lays respectively at respectively this key zone being staggered and adjacent with this first electrode unit being positioned at same key zone, and form a touch sensing structure in respectively this key zone. thereby simplify touch detection circuit and reduce touch-control and debate knowledge degree of difficulty. the present invention has significant progress technically, and has obvious good effect, is really a new and innovative, progressive, practical new design.
Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, and can be practiced according to the content of description, and in order to the above and other purpose of the present invention, feature and advantage can be become apparent, below especially exemplified by preferred embodiment, and coordinate accompanying drawing, describe in detail as follows.
Accompanying drawing explanation
Fig. 1 is those that have previously been the organigram of the capacitive touch control plate that capacitive touch keyboard adopts.
Fig. 2 is the organigram of the first preferred embodiment of capacitive touch keyboard of the present invention.
Fig. 3 is the side sectional view of the capacitive touch keyboard that A-A hatching obtains along Fig. 2.
Fig. 4 is the schematic diagram of the touch sensing structure of first embodiment of the invention.
Fig. 5 shows that the capacitive touch keyboard of first embodiment also includes a schematic diagram being covered in elastic button board above insulated substrate.
Fig. 6 is the side sectional view of the capacitive touch keyboard that B-B hatching obtains along Fig. 5.
Fig. 7 is the organigram of the second preferred embodiment of capacitive touch keyboard of the present invention.
Detailed description of the invention
For further setting forth that the present invention reaches technological means and effect that predetermined goal of the invention is taked, below in conjunction with accompanying drawing and preferred embodiment, to according to the present invention propose capacitive touch keyboard and its detailed description of the invention of touch-control conductive structure of capacitive touch keyboard, structure, feature and effect thereof, describe in detail as after.
For the present invention aforementioned and other technology contents, feature and effect, can clearly appear from following cooperation is with reference to the detailed description of graphic preferred embodiment. By the explanation of detailed description of the invention, should be reach technological means that predetermined purpose takes and effect obtains one more deeply and concrete understanding to the present invention, but institute's accompanying drawings is only to provide reference and purposes of discussion, not it is used for the present invention is any limitation as.
Referring to shown in Fig. 2 and Fig. 3, Fig. 2 is the organigram of the first preferred embodiment of capacitive touch keyboard of the present invention. Fig. 3 is the side sectional view of the capacitive touch keyboard that A-A hatching obtains along Fig. 2. First preferred embodiment of capacitive touch keyboard of the present invention includes insulated substrate 20,1 first conductive layer 21,1 second conductive layer 22 and a controller 23.
Insulated substrate 20 is a transparent plastic substrate, for instance PET sheet, and the planning of its surface has multiple key zone 201 separately, and those key zones 201 represent the size and location of each button on keyboard.
First conductive layer 21 is an indium tin oxide (ITO) layer, it comprises the surface being laid in insulated substrate 20, such as bottom surface, an insulation film 25 and multiple along a first direction, such as longitudinally (Y-axis) be arranged in insulation film 25 towards the first electrodes series X1��X6 in the one side of insulated substrate 20, each first electrodes series X1��X6 comprises the first electrode unit 212 of multiple concatenation, and respectively this first electrode unit 212 lays respectively at respectively in this key zone 201.
Second conductive layer 22 is also an indium tin oxide (ITO) layer, it comprises multiple along a second direction generally perpendicular with first direction, such as laterally (X-axis) arrangement is laid in another surface of insulated substrate 20, such as, the second electrodes series Y1��Y15 on end face, each second electrodes series Y1��Y15 comprises the second electrode unit 222 of multiple concatenation, and respectively this second electrode unit 222 lays respectively at respectively in this key zone 201, and be staggered and adjacent with this first electrode unit 212 being positioned at same key zone 201, and form a touch sensing structure 24 in respectively this key zone 201.
Certainly, the first conductive layer 21 can also overlap on the same face of insulated substrate 20 with the second conductive layer 22, and the overlapping between both separates with an insulating barrier.
In the present embodiment, as shown in Figure 4, Fig. 4 is the schematic diagram of the touch sensing structure of first embodiment of the invention. Respectively this first electrode unit 212 comprises the triangular-shaped electrodes 213 that two summits connect in opposite directions, and respectively this second electrode unit 222 also comprises two summits and connects in opposite directions and triangular-shaped electrodes 223 adjacent with above-mentioned two triangular-shaped electrodes 213 and separately, those triangular-shaped electrodes 213,223 form the touch sensing structure 24 of this rectangle.
It addition, as it is shown on figure 3, above the second conductive layer 22 (that is being positioned at above the first conductive layer 21) generally also can cover a transparent insulation thin film or transparent insulation cover plate (coverlens) 26, so that the second conductive layer 22 is hedged off from the outer world.
Controller 23 and those the first electrodes series X1��X6 and those the second electrodes series Y1��Y15 electric coupling, and controller 23 is preset with the coordinate of those touch sensing structures 24 corresponding, such as (X1, Y1), (X2, Y1), (X4, Y5) etc., and whether the touch sensing structure 24 detecting those key zones 201 senses a touching signal, to export the coordinate signal corresponding to this touched key zone 201.
And those positions, key zone 201 of capacitive touch keyboard can according to such as KEYBUS or European keyboard or gamepad ... etc. key arrangement mode configure, for KEYBUS, key zone 201 includes the symbol input keys 202 such as many each and every one English in centrally located region, numerals, the function key 203 in region above, it is positioned below and the compound keys 204 in region, the left and right sides, and is positioned below zone line and the blank key being made up of multiple adjacent key zones 205��208 ... etc.
Owing to each key zone 201 is correspondingly arranged a touch sensing structure 24, and the region (i.e. interval region between key zone 201) beyond key zone 201 is not provided with touch sensing structure 24, and each key zone 201 (touch sensing structure 24) has a clear and definite and unique coordinate, therefore, when finger touches a wherein key zone 201, controller 23 is made without the judgement of complexity, namely the touch sensing structure 24 that can detect touched key zone 201 easily senses a touching signal, and owing to only arranging the first electrodes series X1��X6 and the second electrodes series Y1��Y15 in position, key zone 201, the quantity of scanning line can be greatly reduced, reduce the time of controller 23 scanning and reduce the degree of difficulty of judgement.
Wherein those compound keys 204 can be simultaneously touched to produce special role with other buttons, therefore controller 23 can touch scan mode by many fingers, for instance mutual inductance type scanning or the self-induction type scan mode being basis for estimation with time difference judge that the button (one of them as compound keys 204) of which two (or two or more) is touched.
Additionally, as shown in Figures 5 and 6, Fig. 5 shows that the capacitive touch keyboard of first embodiment also includes a schematic diagram being covered in elastic button board above insulated substrate. Fig. 6 is the side sectional view of the capacitive touch keyboard that B-B hatching obtains along Fig. 5. Above second conductive layer 22 of this capacitive touch keyboard, (that is being positioned at above the first conductive layer 21) is except covering a transparent insulation thin film or transparent insulation cover plate (coverlens) 26, can also cover an elastic button board 27 and be placed on correct key position with the feel assisting user finger increasing user input above the second conductive layer 22 (that is being positioned at above the first conductive layer 21) or transparent insulation cover plate 26. Elastic button board 27 includes an insulating body 271 being flattened on the second conductive layer 22 and multiple is shaped on insulating body 271, and protrude relative to insulating body 271 and corresponding to the button 272 of respectively this key zone 201, and respectively this button 272 surface can be printed at least one incoming symbol, control symbol or a functional symbol, or, this elastic button board 27 can also be transparent, and by the display device 28 being arranged at below the insulation film 25 of keyboard to show the symbol of each key zone 201. Thereby, user can trigger the touch sensing structure 24 of key zone 201 below this button 272 and sense a touching signal by beaing the button 272 in elastic button board 27, and can obtain the feel feedback of similar mechanical keyboard by the elastic-restoring force of button 272.
Additionally, be the back stretch and the sense of touch that increase button 272 further, respectively the inside of this button 272 can by hollow out to form a groove 273. Thereby, during finger pressing keys 272, button 72 can provide bigger longitudinal deformation displacement, improves the sense of touch of pressing, makes finger obtain reply feel more springy. And, in order to increase the capacitive sensing sensitivity between touch sensing structure 24 and the finger of key zone 201, one or conductive layer 274 less than button 272 size equivalent towards key zone 201 and area can be set in the groove 273 of button 272, such as ITO (tin indium oxide), to promote the coupling effect between finger and touch sensing structure 24.
In sum, above-described embodiment is correspondingly arranged a touch sensing structure 24 by each key zone 201, and the region (i.e. interval region between key zone 201) beyond key zone 201 is not provided with touch sensing structure 24, each key zone 201 (touch sensing structure 24) is allowed to have a clear and definite and unique coordinate, when making a finger touching wherein key zone 201, controller 23 is made without the judgement of complexity, namely touched key zone 201 can be detected easily, and owing to only arranging the first electrodes series X1��X6 and the second electrodes series Y1��Y15 in position, key zone 201, the quantity of scanning line can be greatly reduced, reduce the time of controller 23 scanning and reduce the degree of difficulty of judgement, effect and the purpose of the present invention are actually reached.
Refer to again shown in Fig. 7, be the organigram of the second preferred embodiment of capacitive touch keyboard of the present invention. Second preferred embodiment of capacitive touch keyboard of the present invention, the compound keys 204 ' being in that the present embodiment from the different places of first embodiment is an independent key zone, it comprises the rectangular electrode unit 71 of one and controller 23 electric coupling, controller 23 detects whether the rectangular electrode unit 71 of each compound keys 204 ' senses a touching signal, exports a push button signalling with correspondence.
Therefore, above-described embodiment is set to independent key zone by by each and every one compound keys 204 ' many, allow controller 23 can independent judgment compound keys whether touched, it is not necessary to touch scan mode by many fingers and judge whether compound keys is touched, thus be easier to interpretation.
The above, it it is only presently preferred embodiments of the present invention, not the present invention is done any pro forma restriction, although the present invention is disclosed above with preferred embodiment, but it is not limited to the present invention, any those skilled in the art, without departing within the scope of technical solution of the present invention, when the technology contents of available the disclosure above makes a little change or is modified to the Equivalent embodiments of equivalent variations, in every case it is without departing from technical solution of the present invention content, according to any simple modification that above example is made by the technical spirit of the present invention, equivalent variations and modification, all still fall within the scope of technical solution of the present invention.
Claims (15)
1. a capacitive touch keyboard, it is characterised in that:
This capacitive touch keyboard, including:
One insulated substrate, the planning of its surface has multiple key zone separately;
One first conductive layer, is laid in the surface of this insulated substrate, and includes multiple the first electrodes series along a first direction arrangement, and each first electrodes series comprises the first electrode unit of multiple concatenation, and respectively this first electrode unit lays respectively at respectively this key zone; And
One second conductive layer, it is laid in the surface of this insulated substrate, and include multiple the second electrodes series along a second direction arrangement, this second electrodes series each comprises the second electrode unit of multiple concatenation, and respectively this second electrode unit lays respectively at respectively this key zone being staggered and adjacent with this first electrode unit being positioned at same key zone, and a touch sensing structure is formed in respectively this key zone, this key zone of each of which is correspondingly arranged this touch sensing structure, and the interval region between this key zone is not provided with touch sensing structure, each key zone is made to have unique coordinate.
2. capacitive touch keyboard as claimed in claim 1, it is characterized in that: this capacitive touch keyboard also includes the controller of one and those first electrodes series and those the second electrodes series electric couplings, and this controller is preset with the coordinate of those touch sensing structures corresponding, and whether the touch sensing structure detecting those key zones senses a touching signal, to export the coordinate signal corresponding to person touched in those key zones.
3. capacitive touch keyboard as claimed in claim 1 or 2, it is characterized in that: respectively this first electrode unit comprises the triangular-shaped electrodes that two summits connect in opposite directions, and respectively this second electrode unit comprises two summits and connects in opposite directions and with above-mentioned two triangular-shaped electrodes separately and adjacent triangular-shaped electrodes, respectively those triangular-shaped electrodes of those triangular-shaped electrodes of this first electrode unit and respectively this second electrode unit form the touch sensing structure of a rectangle.
4. capacitive touch keyboard as claimed in claim 1, it is characterized in that: this capacitive touch keyboard also includes an elastic button board, it is covered on this insulated substrate, it is positioned at above this first conductive layer and the second conductive layer, and include a body and multiple be arranged on this body, protrude relative to this body and corresponding to the button of respectively this key zone.
5. capacitive touch keyboard as claimed in claim 4, it is characterised in that: respectively the surface of this button is printed on an incoming symbol, control symbol or a functional symbol.
6. the capacitive touch keyboard as described in claim 4 or 5, it is characterised in that: respectively the inside hollow out of this button and form a groove, and this groove is laid with a conductive layer towards corresponding key zone.
7. capacitive touch keyboard as claimed in claim 2, it is characterized in that: at least one independent key zone is also planned on the surface of this insulated substrate, this independent key zone comprises the electrode unit of one and this controller electric coupling, this controller detects whether the electrode unit of this independent key zone senses a touching signal, exports a push button signalling with correspondence.
8. capacitive touch keyboard as claimed in claim 4, it is characterized in that: this first conductive layer is laid in a surface of this insulated substrate, this second conductive layer is laid in another surface of this insulated substrate, this first conductive layer also comprises the insulation film on another surface being laid in this insulated substrate, and those first electrodes series be arranged in this insulation film in the one side of this insulated substrate, this elastic button board is transparent, and this capacitive touch keyboard also comprises one and is arranged at a display device below this insulation film, it in order to show the symbol of those key zones in those positions, key zone corresponding.
9. the touch-control conductive structure of a capacitive touch keyboard, it is characterised in that:
This touch-control conductive structure, including:
One insulated substrate, the planning of its surface has multiple key zone separately;
One first conductive layer, it is laid in the surface of this insulated substrate, and including multiple the first electrodes series along a first direction arrangement, each first electrodes series comprises the first triangular-shaped electrodes unit of multiple concatenation, and respectively this first triangular-shaped electrodes unit lays respectively at respectively this key zone; And
One second conductive layer, it is laid in the surface of this insulated substrate, and include multiple the second electrodes series along a second direction arrangement, each second electrodes series comprises the second triangular-shaped electrodes unit of multiple concatenation, and respectively this second triangular-shaped electrodes unit lays respectively at respectively this key zone being staggered and adjacent with this first triangular-shaped electrodes unit being positioned at same key zone, and a touch sensing structure is formed in respectively this key zone, this key zone of each of which is correspondingly arranged this touch sensing structure, and the interval region between this key zone is not provided with touch sensing structure, each key zone is made to have unique coordinate.
10. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 9, it is characterized in that: the touch-control conductive structure of this capacitive touch keyboard also includes the controller of one and those first electrodes series and those the second electrodes series electric couplings, and this controller is preset with the coordinate of those touch sensing structures corresponding, and whether the touch sensing structure detecting those key zones senses a touching signal, to export the coordinate signal corresponding to person touched in those key zones.
11. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 9, it is characterized in that: the touch-control conductive structure of this capacitive touch keyboard also includes an elastic button board, it is covered on this insulated substrate, it is positioned at above this first conductive layer and the second conductive layer, and include a body and multiple be arranged on this body, protrude relative to this body and corresponding to the button of respectively this key zone.
12. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 11, it is characterised in that: respectively the surface of this button is printed on an incoming symbol, control symbol or a functional symbol.
13. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 11, it is characterised in that: respectively the inside hollow out of this button and form a groove, and this groove is laid with a conductive layer towards corresponding key zone.
14. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 10, it is characterized in that: at least one independent key zone is also planned on the surface of this insulated substrate, this independent key zone comprises the electrode unit of one and this controller electric coupling, this controller detects whether the electrode unit of this independent key zone senses a touching signal, exports a push button signalling with correspondence.
15. the touch-control conductive structure of capacitive touch keyboard as claimed in claim 11, it is characterized in that: this first conductive layer is laid in a surface of this insulated substrate, this second conductive layer is laid in another surface of this insulated substrate, this first conductive layer also comprises the insulation film on another surface being laid in this insulated substrate, and those first electrodes series be arranged in this insulation film in the one side of this insulated substrate, this elastic button board is transparent, and the touch-control conductive structure of this capacitive touch keyboard also comprises one and is arranged at a display device below this insulation film, it in order to show the symbol of those key zones in those positions, key zone corresponding.
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| CN201110182931.4A CN102854986B (en) | 2011-06-27 | 2011-06-27 | The touch-control conductive structure of capacitive touch keyboard and capacitive touch keyboard |
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| CN103885604B (en) * | 2014-03-27 | 2018-02-06 | 珠海市智迪科技股份有限公司 | Ultrathin touch formula keyboard and its key control method |
| US10656762B2 (en) * | 2017-11-22 | 2020-05-19 | Egalax_Empia Technology Inc. | Touch sensitive keyboard system and processing apparatus and method thereof |
| CN113641249B (en) * | 2020-05-11 | 2024-04-02 | 重庆达方电子有限公司 | Touch keyboard and keyboard touch electrode module thereof |
| TWI817150B (en) * | 2020-10-27 | 2023-10-01 | 達方電子股份有限公司 | Keybaord composite electrode module and luminous touch keyboard therewith |
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| CN101064222A (en) * | 2006-04-25 | 2007-10-31 | 米迪亚系统科技股份有限公司 | Touch controlled key module |
| KR101073684B1 (en) * | 2009-08-25 | 2011-10-14 | 주식회사 지니틱스 | Transparent Electrode Pattern Of Capacitive Touch Screen For Low Resistance |
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| CN2757223Y (en) * | 2004-12-22 | 2006-02-08 | 郦东 | Inductive switch type user interface device and its portable terminal |
| CN101813844A (en) * | 2009-02-20 | 2010-08-25 | 精工电子有限公司 | Touch panel and possess the display device of this touch panel |
| CN201716711U (en) * | 2010-06-01 | 2011-01-19 | 苏州达方电子有限公司 | Capacitive touch-control membrane and related keypad device |
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