CN103885604A - Super-thin touch type keyboard key and key control method thereof - Google Patents
Super-thin touch type keyboard key and key control method thereof Download PDFInfo
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- CN103885604A CN103885604A CN201410118529.3A CN201410118529A CN103885604A CN 103885604 A CN103885604 A CN 103885604A CN 201410118529 A CN201410118529 A CN 201410118529A CN 103885604 A CN103885604 A CN 103885604A
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Abstract
The invention discloses a super-thin touch type keyboard key which is simple in structure, needless of knocking, capable of preventing mistaken key pressing and achieving touch typing and accurate in input. The super-thin touch type keyboard key comprises a circuit substrate, an adhesive layer, a key touch plate and a control unit electrically connected with the circuit substrate, wherein the circuit substrate, the adhesive layer, the key touch plate and the control unit electrically connected with the circuit substrate are sequentially stuck from bottom to top. The key touch plate is provided with multiple sliding zones which are physically divided by multiple barriers and key tops located in the sliding zones. Marking parts are arranged on the tops of the key tops. Multiple capacitance touch units which are used for sensing finger touch positions are arranged on the circuit substrate and form an electrode matrix to be electrically connected with the control unit. Multiple space coordinate zones are arranged in the control unit according to the number of the sliding zones. When the control unit receives sliding tracks of coordinates in the space coordinate zones, corresponding orders are transmitted.
Description
Technical field
The present invention relates to a kind of ultrathin touch formula keyboard and key control method thereof.
Background technology
In recent years, capacitance type touch key and capacitive touch screen, because the features such as it is simple in structure, thin thickness, lightweight, reliability is high, failure rate is low obtain applying more and more widely.Along with the development of this technology, the particularly continuous decline of relevant components and parts cost, capacitance type touch key will replace traditional mechanical key and resistance-type button gradually.
The ultimate principle of capacitance type touch key is by the touch of human body (finger), the ground capacitance value of the corresponding position being touched is changed, chip will detect this capacitance change, and through corresponding analog and digital signal processing, judge whether button is touched (pressing), the different press key message of corresponding generation sends to main frame.At present, existing capacitance keyboard is the keyboard based on capacitance-type switch, principle is the variation that produces electric capacity by the interelectrode distance of key change, temporary transient formation concussion pulse allows the condition of passing through, this switch is contactless contactless, rate of wear is minimum even negligible, there is no the hidden danger of loose contact yet, but this structure not only technique more complicated and production cost high, and brought how to make user awareness touch or press by problem, therefore, in prior art, utilize vibration function to realize touch-control feedback more, i.e. this button of conducting in the time that user touches, produce vibrating effect by host software drive motor and notify user, this mode power consumption and effect be nature not, or utilize the elastic property of keycap self to return and release voluntarily, far from be enough to produce but obviously power is released in its time the force feedback effect that can know for human body perception, and need certain stroke space and cause the thickness of keyboard entirety higher, in addition, also exist because finger touch of key-press by accident causes input error, thereby cannot meet the demand of touch system.
Summary of the invention
The invention solves the deficiencies in the prior art, aim to provide a kind of simple in structure, do not need to knock, can not touch of key-press by accident, can realize touch system and input ultrathin touch formula keyboard and key control method thereof accurately.
The technical scheme that ultrathin touch formula keyboard of the present invention adopts is: the present invention includes the circuit substrate setting gradually from top to bottom, adhesive layer, button touch pad and the control module being electrically connected with described circuit substrate, described button touch pad is connected with described circuit substrate by described adhesive layer, on described button touch pad, be provided with by several sliding areas of several guardrail physical division and the key that is positioned at described sliding area and push up, the top on described key top is provided with and can produces sour jujube sense and can help brain judge that whether successfully finger input mark portion, on described circuit substrate, be provided with capacitance touch unit in order to perception finger contact position by several, described in several, capacitance touch unit forms electrode matrix and is electrically connected with described control module, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several, described control module sends corresponding instruction according to the coordinate sliding trace in the described volume coordinate region receiving.
Further, described control module comprises:
Module is set, for multiple parameters are set, the key combination when comprising the sensitivity, resolution sizes, frequency of operation of slip and sliding from put in order, the operation of different put in order corresponding direction and execution;
Touch sensible module, the coordinate figure data message that the finger sliding that described in receiving, several capacitive induction unit (31) sense causes;
Judgement and computing module, for according to the quantity of sliding area described in several (14), corresponding volume coordinate region being set, and sense that according to described touch sensible module coordinate figure data message calculates and judges position and gesture;
Control module, for exporting corresponding instruction to main frame according to confirmed position and gesture.
Further, described in several capacitance touch unit by m capable × mode of n row is arranged into and the corresponding consistent touch key-press unit of sliding area quantity described in several, described touch key-press unit include a capable × the described capacitance touch unit of b row, wherein, described a >=2, b >=2; And described in several, capacitance touch unit is all connected to two different control channels of described control module.
Further, described in several, capacitance touch unit intersects symmetric offset spread in the mode of rhombus.
Further, the described sliding area sunk area that several guardrail physical division form of serving as reasons, the junction arc transition of the bottom of described guardrail and described button touch pad; Or, the described sliding area raised areas that several grooves separate of serving as reasons.
Further, described button touch pad and described guardrail and the one-body molded or separable assembled moulding in top of described key.
Further, described mark portion is protruding strong shape or groove shape.
Further, described key top horizontally set or vertically arrange or be obliquely installed.
Further, in described several sliding areas, be provided with at least two touch system thoughts and feelings portions.
Further, on described adhesive layer, the position corresponding with described several sliding areas and described several capacitive induction electrode matrixes is provided with resigning hole.
The technical scheme that key control method of the present invention adopts is: the method comprises the following steps:
(1), parameter arranges module, according to the requirement touching, multiple parameters is set, key combination when this parameter comprises the sensitivity, resolution sizes, frequency of operation of slip and slides from put in order, the operation of different put in order corresponding direction and execution;
(2), when after mobile phone and described key top contact, described several capacitive induction unit will sense the touching information of respective coordinates, and touch sensible module is by the XY axial coordinate Value Data information that receives the finger touches that sensed by described several capacitive induction unit and cause;
(3), judgement and computing module, set in advance several coordinates regionals of sky of accurate correspondence according to the quantity of sliding area described in several, and sense that according to described touch sensible module coordinate figure data calculate, judge position and the gesture of sliding trace according to result of calculation;
(4), control module is exported corresponding instruction to main frame according to confirmed position and gesture.
Beneficial effect of the present invention is: owing to the present invention includes the circuit substrate setting gradually from top to bottom, adhesive layer, button touch pad and the control module being electrically connected with described circuit substrate, described button touch pad is connected with described circuit substrate by described adhesive layer, on described button touch pad, be provided with by several sliding areas of several guardrail physical division and the key that is positioned at described sliding area and push up, the top on described key top is provided with and can produces sour jujube sense and can help brain judge that whether successfully finger input mark portion, on described circuit substrate, be provided with capacitance touch unit in order to perception finger contact position by several, described in several, capacitance touch unit forms electrode matrix and is electrically connected with described control module, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several, when receiving described volume coordinate region internal coordinate sliding trace, described control sends corresponding instruction, the present invention is by having several sliding areas by several guardrail physical division on described button touch pad, while moving to described in another sliding area from sliding area described in one of them, can be pointed slight perception by described guardrail, locate by skin sense of touch to assist finger, can realize touch system through simple exercise, when finger slips on the described key top of correspondence, finger streaks described mark portion, producing sour jujube sense can help brain to judge that whether finger input is successful, simultaneously, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several, when receiving described volume coordinate region internal coordinate sliding trace, described control sends corresponding instruction, replace the method that in the past generated press key message by the simple touching of button, thereby avoid the input error causing because of finger touch of key-press by accident, so the present invention is simple in structure, do not need to knock, can touch of key-press by accident, can realize touch system and input accurately.
Brief description of the drawings
Fig. 1 is exploded perspective view of the present invention;
Fig. 2 is vertical view of the present invention;
Fig. 3 is partial sectional view of the present invention;
Fig. 4 is the vertical view of circuit substrate of the present invention.
Embodiment
As Fig. 1, Fig. 2, Fig. 3, shown in Fig. 4, ultrathin touch formula keyboard of the present invention comprises the circuit substrate 3 setting gradually from top to bottom, adhesive layer 2, button touch pad 1 and be positioned at the outside control module being electrically connected with described circuit substrate 3, described button touch pad 1 is fixing with described circuit substrate 3 bondings by described adhesive layer 2, on described button touch pad 1, be provided with several sliding areas 14 and be positioned at the key top 12 of described sliding area 14, described several sliding areas 14 raised areas that sunk area that several guardrail 11 physical division form or several grooves separate of serving as reasons, in the present embodiment, described several sliding areas 11 by four guardrails 11 around forming, and adjacent described sliding area 14 shares same described guardrail 11, described button touch pad 1 and described guardrail 11 and described key top 12 can the one-body molded or separable assembled moulding according to actual conditions, in order to improve the continuity of input, the junction arc transition of the bottom of described guardrail 11 and described button touch pad 1, described key top 12 can or vertically arrange or be obliquely installed according to actual conditions horizontally set, in described several sliding areas 14, wherein in two sliding areas 14, be provided with touch system thoughts and feelings portion 13, touch location while being used for carrying out touch system, the top on described key top 12 is provided with and can produces sour jujube sense and can help brain judge that whether successfully finger input mark portion 15, described mark portion 15 can be protruding strong shape or groove shape.On described circuit substrate 3, be provided with by several capacitance touch unit 31 in order to perception finger contact position, described in several, capacitance touch unit 31 forms electrode matrix and is electrically connected with described control module, described electrode matrix can adopt global matrix or point volume matrix, based on the consideration of manufacturing cost, preferably adopt global matrix, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several 14, when receiving described volume coordinate region internal coordinate sliding trace, described control sends corresponding instruction, specifically, described in several capacitance touch unit 31 by m capable × mode of n row is arranged into touch key-press unit 32, the quantity of described touch key-press unit is corresponding consistent with 14 quantity of sliding area described in several, described touch key-press unit include a capable × the described capacitance touch unit 31 of b row, wherein, described a >=2 must satisfy condition, b >=2, and described in several, capacitance touch unit 31 is all connected to two different control channels of described control module, dry described capacitance touch unit 31 intersects symmetric offset spread in the mode of rhombus.
In addition, in order to complete the testing of slip, described control module comprises:
Module is set, for multiple parameters are set, the key combination when comprising the sensitivity, resolution sizes, frequency of operation of slip and sliding from put in order, the operation of different put in order corresponding direction and execution;
Touch sensible module, the coordinate figure data message that the finger sliding that described in receiving, several capacitive induction unit 31 sense causes;
Judgement and computing module, for corresponding volume coordinate region is set according to the quantity of sliding area described in several 14, and sense that according to described touch sensible module coordinate figure data message calculates and judges position and gesture;
Control module, for exporting corresponding instruction to main frame according to confirmed position and gesture.
The present invention is by dividing and have several sliding areas 14 on described button touch pad 1, while moving to another sliding area 14 from one of them sliding area 14, can be by the slight perception of finger, locate by skin sense of touch to assist finger, can realize touch system through simple exercise, when finger slips on the described key top 12 of correspondence, produce sour jujube sense and can help brain to judge whether success of finger input by described mark portion 15, simultaneously, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several 14, when receiving described volume coordinate region internal coordinate sliding trace, described control sends corresponding instruction, replace the method that in the past generated press key message by the simple touching of button, thereby avoid the input error causing because of finger touch of key-press by accident.
The present invention can apply keyboard field.
Claims (10)
1. a ultrathin touch formula keyboard, it is characterized in that: described ultrathin touch formula keyboard comprises the circuit substrate (3) setting gradually from top to bottom, adhesive layer (2), button touch pad (1) and the control module being electrically connected with described circuit substrate (3), described button touch pad (1) is connected with described circuit substrate (3) by described adhesive layer (2), on described button touch pad (1), be provided with several sliding areas (14) and be positioned at the key top (12) of described sliding area (14), the top on described key top (12) is provided with and can produces sour jujube sense and can help brain judge that whether successfully finger input mark portion (15), on described circuit substrate (3), be provided with capacitance touch unit (31) in order to perception finger contact position by several, described in several, capacitance touch unit (31) form electrode matrix and are electrically connected with described control module, in described control module, be set to several volume coordinate regions according to the quantity of sliding area described in several (14), described control module sends corresponding instruction according to the sliding trace of the described volume coordinate region internal coordinate receiving.
2. ultrathin touch formula keyboard according to claim 1, is characterized in that: described control module comprises:
Parameter arranges module, for multiple parameters are set, the key combination when comprising the sensitivity, resolution sizes, frequency of operation of slip and sliding from put in order, the operation of different put in order corresponding direction and execution;
Touch sensible module, the coordinate figure data message that the finger sliding that described in receiving, several capacitive induction unit (31) sense causes;
Judgement and computing module, for according to the quantity of sliding area described in several (14), corresponding volume coordinate region being set, and sense that according to described touch sensible module coordinate figure data message calculates and judges position and gesture;
Control module, for exporting corresponding instruction to main frame according to confirmed position and gesture.
3. ultrathin touch formula keyboard according to claim 1, it is characterized in that: described in several capacitance touch unit (31) by m capable × mode of n row is arranged into and the corresponding consistent touch key-press unit of sliding area described in several (14) quantity, described touch key-press unit include a capable × the described capacitance touch unit (31) of b row, described a >=2, b >=2; And described in several, capacitance touch unit (31) are all connected to two different control channels of described control module.
4. ultrathin touch formula keyboard according to claim 3, is characterized in that: described in several, capacitance touch unit (31) intersect symmetric offset spread in the mode of rhombus.
5. ultrathin touch formula keyboard according to claim 1, it is characterized in that: described sliding area (14) sunk area that several guardrails (11) physical division forms of serving as reasons, the junction arc transition of the bottom of described guardrail (11) and described button touch pad (1).
6. ultrathin touch formula keyboard according to claim 5, is characterized in that: described button touch pad (1) is with described guardrail (11) and described key top (12) is one-body molded or separable assembled moulding.
7. ultrathin touch formula keyboard according to claim 1, is characterized in that: described sliding area (14) raised areas that several grooves separate of serving as reasons.
8. ultrathin touch formula keyboard according to claim 1, is characterized in that: described mark portion (15) is protruding strong shape or groove shape, and described key pushes up (12) horizontally set or vertically arranges or be obliquely installed.
9. ultrathin touch formula keyboard according to claim 1, is characterized in that: in described several sliding areas (14), be provided with at least two touch system thoughts and feelings portions (13).
10. a control method for ultrathin touch formula keyboard as claimed in claim 1, is characterized in that: it comprises the following steps:
(1), parameter arranges module, according to the requirement touching, multiple parameters is set, key combination when this parameter comprises the sensitivity, resolution sizes, frequency of operation of slip and slides from put in order, the operation of different put in order corresponding direction and execution;
(2), when described several capacitive induction unit (31) sense after the information that finger touches that described mark portion (15) locates arrives, touch sensible module is by the XY axial coordinate Value Data that receives finger touches that described several capacitive induction unit (31) sense and cause;
(3), judgement and computing module set in advance accurate corresponding sky coordinates regional between several according to the quantity of sliding area described in several (14), and sense that according to described touch sensible module coordinate figure data calculate, judge position and the gesture of sliding trace according to result of calculation;
(4), control module exports corresponding instruction to main frame according to confirmed position and gesture, completes the input of button.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201410118529.3A CN103885604B (en) | 2014-03-27 | 2014-03-27 | Ultrathin touch formula keyboard and its key control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410118529.3A CN103885604B (en) | 2014-03-27 | 2014-03-27 | Ultrathin touch formula keyboard and its key control method |
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| CN103885604A true CN103885604A (en) | 2014-06-25 |
| CN103885604B CN103885604B (en) | 2018-02-06 |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104980586A (en) * | 2015-06-26 | 2015-10-14 | 努比亚技术有限公司 | Control method and device of terminal physical button |
| CN105007070A (en) * | 2015-07-10 | 2015-10-28 | 青岛歌尔声学科技有限公司 | Key structure, terminal equipment and method for determining sliding action signal |
| CN105549893A (en) * | 2016-01-21 | 2016-05-04 | 北京京东尚科信息技术有限公司 | Rapid cursor positioning method and positioning device |
| CN105759998A (en) * | 2016-02-16 | 2016-07-13 | 上海斐讯数据通信技术有限公司 | Touch computer keyboard system and key judgment method |
| CN106710928A (en) * | 2017-01-25 | 2017-05-24 | 东莞市凯华电子有限公司 | Ultrathin key with touch display screen, and keyboard |
| CN108768373A (en) * | 2018-07-03 | 2018-11-06 | 珠海进田电子科技有限公司 | A kind of novel line control machine of gesture control |
| CN113641270A (en) * | 2021-08-19 | 2021-11-12 | 深圳市汇春科技股份有限公司 | Touch panel control method and multimedia equipment |
| CN114115566A (en) * | 2020-08-25 | 2022-03-01 | 苏州泛普科技股份有限公司 | Control method of multifunctional Internet of things |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN108768373A (en) * | 2018-07-03 | 2018-11-06 | 珠海进田电子科技有限公司 | A kind of novel line control machine of gesture control |
| CN114115566A (en) * | 2020-08-25 | 2022-03-01 | 苏州泛普科技股份有限公司 | Control method of multifunctional Internet of things |
| CN114115566B (en) * | 2020-08-25 | 2024-06-25 | 苏州泛普科技股份有限公司 | Control method of multifunctional Internet of things |
| CN113641270A (en) * | 2021-08-19 | 2021-11-12 | 深圳市汇春科技股份有限公司 | Touch panel control method and multimedia equipment |
| CN113641270B (en) * | 2021-08-19 | 2024-04-09 | 深圳市汇春科技股份有限公司 | Touch panel control method and multimedia device |
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