CN101833371A - Method for circulating luminance of luminescent keyboard - Google Patents
Method for circulating luminance of luminescent keyboard Download PDFInfo
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- CN101833371A CN101833371A CN200910127116A CN200910127116A CN101833371A CN 101833371 A CN101833371 A CN 101833371A CN 200910127116 A CN200910127116 A CN 200910127116A CN 200910127116 A CN200910127116 A CN 200910127116A CN 101833371 A CN101833371 A CN 101833371A
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Abstract
The invention relates to a method for circulating luminance of a luminescent keyboard. The luminance change of a keyboard luminescent unit is determined by using a signal obtaining by knocking the keyboard. A method for driving at least one luminescent unit in the luminescent keyboard comprises the steps of: S1, defining a drive mode of the luminescent unit as a fade up mode from dark to light and a fade out mode from light to dark; S2, sending an entering signal obtaining by knocking the keyboard; S3, forming a change factor according to the frequency of the entering signal; and S4, changing parameters of the drive mode for driving the keyboard according to the change factor to ensure that the luminescent unit generates a luminescence motion changing between the fade up mode and the fade out mode. By using the method, the luminescent keyboard shows smooth light effect like breathing following the keystroke speed of a user.
Description
Technical field
The present invention relates to a kind of method of circulating luminance of luminescent keyboard, particularly relate to a kind of signal that is knocked by keyboard and determine the method for the circulating luminance of luminescent keyboard that the brightness of keyboard luminescence unit changes.
Background technology
Various pattern computers have been indispensable requirement just like in life now, no matter being applied in family, network, communication, multimedia, electronic game, company's row number, government bodies and financial institution etc. locates, popularizing to masses of computer brings unprecedented facility, yet people and computer are linked up most important pipeline nothing more than will be via the various input media of periphery, and wherein function is the most complete powerful in keyboard.
Along with popularizing of various computer, keyboard becomes now in the life one of interfare device of the most normal contact, a lot of people's work, living environment connects with keyboard closely and can't break away from keyboard, as writer, newspapering personnel, the personnel of newspaper office, the various environment that needs the literal input such as programmer, yet change along with the work kenel, many staff need for a long time in the face of screen and keyboard, and ice-cold computer equipment often causes kind of an estranged sensation, its constant outward appearance also allows the user feel exhausted easily, therefore no matter occurred various is the keyboard Designing of profile variation or lighting effects, the keyboard of wherein using light emitting diode is a big idea especially, yet only utilize light emitting diode to make keyboard luminous purely, though effective light entertainment effect can be provided, also lack a kind of sense organ impression that can touch the variation of user's mood.
This shows that the method for above-mentioned existing circulating luminance of luminescent keyboard obviously still has inconvenience and defective, and demands urgently further being improved in method and use.In order to solve the problem of above-mentioned existence, relevant manufacturer there's no one who doesn't or isn't seeks solution painstakingly, but do not see always that for a long time suitable design finished by development, and conventional method does not have appropriate method to address the above problem, this obviously is the problem that the anxious desire of relevant dealer solves.Therefore how to found and a kind ofly more can press close to user's mood, can control light transformation color and brightness via user's key scroll, and as the smooth and easy keyboard that represents lighting effects as breathing, real one of the current important research and development problem that belongs to, also becoming the current industry utmost point needs improved target.
Summary of the invention
Fundamental purpose of the present invention is, overcome the defective of the method existence of existing circulating luminance of luminescent keyboard, and provide a kind of method of new circulating luminance of luminescent keyboard, technical matters to be solved is that it is able to along with speed that the user knocks keyboard represents as dark smoothly bright round-robin lighting effects as breathing, make illuminated keyboard more press close to user's mood, be very suitable for practicality.
The object of the invention to solve the technical problems realizes by the following technical solutions.The method of a kind of circulating luminance of luminescent keyboard that proposes according to the present invention, for driving the method for at least one luminescence unit in this illuminated keyboard, its step includes: S1: the drive pattern that defines this luminescence unit serve as reasons dark to bright gradually bright pattern, and by bright to dark gradually dark pattern; S2: the message from keyboard that the detecting keyboard is knocked; S3: the frequency according to this message from keyboard forms a change factor; S4: change the parameter of the drive pattern that drives keyboard according to this change factor, this luminescence unit is produced repeatedly in this gradually bright pattern and this gradually secretly luminous action between pattern.
The object of the invention to solve the technical problems also can be applied to the following technical measures to achieve further.
The method of aforesaid circulating luminance of luminescent keyboard, wherein utilize a detecting unit to obtain this message from keyboard and produce one and change factor, obtain parameter that this change factor and this change factor of mat change this drive pattern to drive this luminescence unit via a driver element, make this luminescence unit by bright to dark, and dark to bright luminous repeatedly action to changing the size of factor.
The method of aforesaid circulating luminance of luminescent keyboard, wherein said detecting unit is the counter of this message from keyboard of accumulative total.
The method of aforesaid circulating luminance of luminescent keyboard, wherein said driver element include the pulse width modulation device of this luminescence unit of driving.
The method of aforesaid circulating luminance of luminescent keyboard, wherein said detecting unit and this driver element are reached for utilizing microprocessor.
The method of aforesaid circulating luminance of luminescent keyboard, the formed change factor of the frequency of wherein said message from keyboard is for utilizing the mode of accumulative total, when the button on the keyboard is knocked, its determining step includes: S31: judge that original state is the gradually bright pattern of this change factor that adds up, or tire out the gradually dark pattern that subtracts this change factor; S32:,, otherwise then increase the change factor if the brightest then redefining is dark pattern gradually if judge whether the brightness of this luminescence unit is the brightest in that gradually bright pattern is next; S33:,, otherwise then reduce the change factor if the darkest then redefining is bright pattern gradually if pattern is next judges whether the brightness of this luminescence unit is the darkest gradually dark.
The method of aforesaid circulating luminance of luminescent keyboard, the step that wherein drives this luminescence unit according to described this change factor includes: S41: definition one drives the drive cycle of this luminescence unit; S42: make this change factor to lighting the time in should drive cycle, the bright of this luminescence unit secretly changed along with the change of this change factor.
The method of aforesaid circulating luminance of luminescent keyboard, wherein said luminescence unit is suitable for a plurality of different luminescence units, and is different separately luminous repeatedly action.
The method of aforesaid circulating luminance of luminescent keyboard, it has more frequency generation unit generation fixed frequency and changes this change factor.
The method of aforesaid circulating luminance of luminescent keyboard, wherein said luminescence unit is suitable for a plurality of different luminescence units, and is different separately luminous repeatedly action.
The present invention compared with prior art has tangible advantage and beneficial effect.As known from the above, for achieving the above object, the invention provides a kind of method of circulating luminance of luminescent keyboard, the step that the present invention drives at least one luminescence unit in this illuminated keyboard includes: S1: the drive pattern that defines this luminescence unit serve as reasons dark to bright gradually bright pattern, and by bright to dark gradually dark pattern; S2: the message from keyboard that the detecting keyboard is knocked; S3: the frequency according to this message from keyboard forms a change factor; S4: the parameter that changes the drive pattern that drives keyboard according to this change factor, make this luminescence unit produce the luminous action between this gradually bright pattern and this gradually dark pattern repeatedly, above-mentionedly be basic methods of the present invention, wherein use the structure of this method to include: a key-press module (is a module, this paper all is called module), this key-press module induction keyboard is produced a message from keyboard by the action of hitting; One backlight module, this backlight module includes at least one luminescence unit, the light guide structure of a delivery light that this luminescence unit produces; One electrically connects the controller of this Keysheet module and this backlight module, this controller is obtained this message from keyboard and is produced the slow bright or slow dark modulating signal of this luminescence unit of control, utilize the structure of the inventive method, more can be applicable to a plurality of different luminescence units, reach the effect of mixed light.
By technique scheme, the method for circulating luminance of luminescent keyboard of the present invention has following advantage and beneficial effect at least:
1, to utilize the firmware with sequencing mostly (be firmware in the luminous action of existing known illuminated keyboard, this paper all is called firmware) or software control the luminous behavior of illuminated keyboard, the present invention then directly detects the frequency that the user knocks keyboard, the luminous behavior that speed directly or indirectly influences illuminated keyboard, allows the mood that the variation of light can proper user.
2, the present invention is except that the bright variation that can reach single luminescence unit, if be applied to the luminescence unit of different color, then can make the bright separately effect of reaching mixed light that changes of this different luminescence unit, make the not merely just variation of brightness light and shade of illuminated keyboard, more can be various change in color.
In sum, the method for a kind of circulating luminance of luminescent keyboard of the present invention makes illuminated keyboard be able to speed along with user's thump and represents as lighting effects smoothly as breathing.The present invention has obvious improvement technically, has tangible good effect, really is a new and innovative, progressive, practical new design.
Above-mentioned explanation only is the general introduction of technical solution of the present invention, for can clearer understanding technological means of the present invention, and can be implemented according to the content of instructions, and for above-mentioned and other purposes, feature and advantage of the present invention can be become apparent, below especially exemplified by preferred embodiment, and conjunction with figs., be described in detail as follows.
Description of drawings
Fig. 1 is a square step synoptic diagram of the present invention.
Fig. 2 is a square configuration diagram of the present invention.
Fig. 3 is a change factor embodiment square step synoptic diagram of the present invention.
Fig. 4 is a type of drive embodiment square step synoptic diagram of the present invention.
Fig. 5 A is the waveform synoptic diagram one of preferred embodiment driven for emitting lights of the present invention unit.
Fig. 5 B is the waveform synoptic diagram two of preferred embodiment driven for emitting lights of the present invention unit.
Fig. 6 is a preferred embodiment block schematic diagram of the present invention.
Embodiment
Reach technological means and the effect that predetermined goal of the invention is taked for further setting forth the present invention, below in conjunction with accompanying drawing and preferred embodiment, its embodiment of method, method, step, feature and the effect thereof of the circulating luminance of luminescent keyboard that foundation the present invention is proposed, describe in detail as after.
Relevant aforementioned and other technology contents, characteristics and effect of the present invention can be known to present in the following detailed description that cooperates with reference to graphic preferred embodiment.By the explanation of embodiment, when can being to reach technological means that predetermined purpose takes and effect to get one more deeply and concrete understanding to the present invention, yet appended graphic only provide with reference to the usefulness of explanation, be not to be used for the present invention is limited.
See also Fig. 1 and Fig. 2 square step of the present invention, configuration diagram, as shown in the figure, the present invention discloses a kind of method of circulating luminance of luminescent keyboard, for driving the method for at least one luminescence unit 40 in this illuminated keyboard, its step includes: S1: the drive pattern that defines this luminescence unit serve as reasons dark to bright gradually bright pattern, and by bright to dark gradually dark pattern; S2: the message from keyboard that the detecting keyboard is knocked; S3: the frequency according to this message from keyboard forms a change factor; S4: change the parameter of the drive pattern that drives keyboard according to this change factor, this luminescence unit is produced repeatedly in this gradually bright pattern and this gradually secretly luminous action between pattern.Above-mentionedly be basic method steps of the present invention, and can utilize following framework to finish preceding method, wherein when keyboard 10 is knocked by the user and produces a message from keyboard 11, can utilize a detecting unit 20 to obtain this message from keyboard 11 and produce one and change factor A, in the parameter that obtains this change factor A via a driver element 30 and change this drive pattern by this change factor A to drive this luminescence unit 40, make this luminescence unit 40 by bright extremely dark, and dark extremely bright luminous repeatedly action is to changing the size of factor A, be the enforceable basic framework of the present invention, wherein this detecting unit 20 can be the counter of this message from keyboard of accumulative total, this driver element 30 includes the pulse width modulation device of this luminescence unit of driving, also or this detecting unit 20 and this driver element 30 can utilize microprocessor to reach, more can establish a frequency generation unit 50 generation fixed frequencies in addition and change this change factor A, this change factor A also can have fixing variation when making this keyboard 10 can't not produce this message from keyboard 11 in use, the indirect luminescence unit that makes this keyboard 10 40 is also had fixed rate when not knocking this keyboard 10 different brightness change, more applicable a plurality of different luminescence units 40 of this luminescence unit 40 wherein, and be different separately luminous repeatedly action, just this luminescence unit 40 can be applicable in the luminescence unit 40 of a plurality of different colors and puts, and utilize 40 different separately luminous actions of luminescence unit of this different color, reach mixed light, the effect of colour mixture, make illuminated keyboard of the present invention except brightness variation that can be monochromatic, more can reach the variation between different light colors by this.
Brought forward is stated diagram and description of contents, for explaining orally gradually bright, the relation between dark pattern gradually of this change factor A and this drive pattern, it is as follows to enumerate the preferable implementation step that can implement, see also shown in Figure 3, be change factor embodiment square step synoptic diagram of the present invention, wherein should change factor A for utilizing the mode of these message from keyboard 11 frequencies of accumulative total, its determining step includes: S31: judge that original state is the gradually bright pattern of this change factor that adds up, or tire out the gradually dark pattern that subtracts this change factor; S32:,, otherwise then increase the change factor if the brightest then redefining is dark pattern gradually if judge whether the brightness of this luminescence unit is the brightest in that gradually bright pattern is next.The above-mentioned feasible basic variation pattern that is this change factor A, wherein this change factor A is for changing in order to the light and shade that determines this luminescence unit 40, and when value of this change factor A is big more, then this luminescence unit 40 is bright more; When value of this change factor A more little, then 40 of this luminescence units are dark more, please cooperate simultaneously for instance and consult Fig. 1 and Fig. 3, if the initial intermediate value of this change factor A value between between maximum and minimum, and initial drive pattern is bright pattern gradually, be step S32, then when this keyboard 10 is knocked and is produced this message from keyboard 11, then judge because being defined as gradually bright pattern whether the brightness of this luminescence unit 40 is the brightest, and because this change factor A be not for the maximum this luminescence unit 40 also non-for the brightest, former then increase this change factor A, generation along with this message from keyboard 11, make this change factor A increase its value, up to this luminescence unit 40 when the brightest, make step S32 skip to step S33 via the judgement formula, promptly redefine drive pattern of the present invention and be dark pattern gradually, so far begin, when producing this message from keyboard 11, then judge via step S 33, make the value of this change factor A along with the generation of this message from keyboard 11 slowly tired subtracting, arrive the darkest until this luminescence unit 40, just be defined as gradually bright pattern again again, make this luminescence unit 40 along with this change factor A between bright pattern gradually and gradually dark pattern size variation repeatedly and produce the size variation of brightness.
Above-mentioned description continues, see also shown in Figure 4, be type of drive embodiment square step synoptic diagram of the present invention, main in order to explain orally this change factor A in order to drive the mode of this luminescence unit 40, its step includes: S41: definition one drives the drive cycle of this luminescence unit; S42: make this brightness value to lighting the time in should drive cycle, the bright of this luminescence unit secretly changed along with the change of this change factor.For further explaining orally, see also shown in Fig. 5 A and Fig. 5 B, wherein this drive cycle T1 is the fluorescent lifetime section of this luminescence unit 40, consider that the light of avoiding this luminescence unit 40 to be produced too glimmers, and for fear of user's visual fatigue, so the time of this drive cycle of suggestion T1 is 16.7ms following (being that frequency is about more than the 60Hz), wherein the size of this change factor A is then to lighting time T 20 in should drive cycle T1, for example, when the value of this change factor A hour, then this light 20 of time T as Fig. 5 A as shown in for the time weak point light time T 21; When the value of this change factor A is big, then this light 20 of time T as Fig. 5 B as shown in for the time long light time T 22, the mat aforesaid way can decide becoming clear of this luminescence unit 40 by this change that changes factor A.
Preferred application embodiment wherein of the present invention as shown in Figure 6, be preferred embodiment block schematic diagram of the present invention, it discloses a kind of illuminated keyboard of circulating luminance, it includes a key-press module 60, one controller 70 and a backlight module 80, this key-press module 60 can be made up of a plurality of buttons and circuit board, produced a message from keyboard 61 by the action of hitting in order to induction keyboard, and this backlight module 80 includes at least one luminescence unit 81, the light guide structure (not shown) of this luminescence unit 81 light that produces of one delivery, wherein this luminescence unit 81 can be light emitting diode and forms, this light guide structure can be by leaded light material such as printing opacity plastic cement, formations such as optical fiber, this controller 70 electrically connects this Keysheet module 60 and this backlight module 80, and this controller 70 is obtained this message from keyboard 61 and is produced these luminescence unit 81 slow bright or slow dark modulating signals 73 of a control, the mat said structure can constitute the illuminated keyboard of tool circulating luminance, and wherein this controller 70 more can include the counting unit 71 of this message from keyboard 61 of accumulative total and produce a change factor A simultaneously, and a pair ofly should change the modulation unit 72 that factor A produces this modulating signal 73.
And above-mentioned embodiment as Fig. 6 more can be applicable to a plurality of different luminescence units 81, and 70 pairs of this controllers should produce different modulating signal 73 by luminescence unit 81, and including the counting unit 71 of this message from keyboard 61 of at least one accumulative total, this controller 70 produces at least one change factor A simultaneously, reach at least one pair of and should change the modulation unit 72 that factor A produces this modulating signal 73, above-mentioned i.e. expression can utilize different counting unit 71, or different change factor A, or different modulating signal 73, or the one of different modulation unit 72 or group reach and drive a plurality of luminescence units 81 and produce the purpose of different variation.And the mode that drives this luminescence unit 81 sees also Fig. 5 A and Fig. 5 B, wherein these modulating signal 73 definition one drive the drive cycle T1 of this luminescence unit 81, include in this drive cycle T1 a pair of should change factor A light time T 20, this lights the length variations of time T 20 to its principle with the previous described size variation interlock that utilizes this change factor A, with the time that determines that this luminescence unit 81 is lighted, and in order to make this luminescence unit 81 when this key-press module 60 can't not produced this message from keyboard 61 by hitting, can also there be the brightness of fixed rate to change, therefore present embodiment more can have one produce fixed frequency to the frequency generator 90 of this controller 70 to change this change factor A, illuminated keyboard is able to when this key-press module 60 can't produce this message from keyboard 61, also there is basic brightness to change, makes application of the present invention more become perfect.
The above, it only is preferred embodiment of the present invention, be not that the present invention is done any pro forma restriction, though the present invention discloses as above with preferred embodiment, yet be not in order to limit the present invention, any those skilled in the art, in not breaking away from the technical solution of the present invention scope, when the technology contents that can utilize above-mentioned announcement is made a little change or is modified to the equivalent embodiment of equivalent variations, in every case be not break away from the technical solution of the present invention content, according to technical spirit of the present invention to any simple modification that above embodiment did, equivalent variations and modification all still belong in the scope of technical solution of the present invention.
Claims (10)
1. the method for a circulating luminance of luminescent keyboard for driving the method for at least one luminescence unit (40) in this illuminated keyboard, is characterized in that its step includes:
S1: the drive pattern that defines this luminescence unit (40) serve as reasons dark to bright gradually bright pattern, and by bright to dark gradually dark pattern;
S2: the message from keyboard (11) that detecting keyboard (10) is knocked;
S3: the frequency according to this message from keyboard (11) forms a change factor (A);
S4: change the parameter of the drive pattern that drives keyboard (10) according to this change factor (A), this luminescence unit (40) is produced repeatedly in this gradually bright pattern and this gradually secretly luminous action between pattern.
2. the method for circulating luminance of luminescent keyboard according to claim 1, it is characterized in that wherein utilizing a detecting unit (20) to obtain this message from keyboard (11) and produce one and change factor (A), obtain parameter that this change factor (A) and this change factor (A) of mat change this drive pattern to drive this luminescence unit (40) via a driver element (30), make this luminescence unit (40) by bright to dark, and dark to bright luminous repeatedly action to changing the size of factor (A).
3. the method for circulating luminance of luminescent keyboard according to claim 2 is characterized in that the counter of wherein said detecting unit (20) for this message from keyboard of accumulative total (11).
4. the method for circulating luminance of luminescent keyboard according to claim 2 is characterized in that wherein said driver element (30) includes the pulse width modulation device of this luminescence unit of driving (40).
5. the method for circulating luminance of luminescent keyboard according to claim 2 is characterized in that wherein said detecting unit (20) and this driver element (30) reach for utilizing microprocessor.
6. the method for circulating luminance of luminescent keyboard according to claim 1, the formed change factor of frequency (A) that it is characterized in that wherein said message from keyboard (11) is for utilizing the mode of accumulative total, when the button on the keyboard (10) was knocked, its determining step included:
S31: judge the gradually bright pattern of original state for this change factor (A) that adds up, or the tired gradually dark pattern that subtracts this change factor (A);
S32:,, otherwise then increase the change factor if the brightest then redefining is dark pattern gradually if judge whether the brightness of this luminescence unit (40) is the brightest in that gradually bright pattern is next;
S33:,, otherwise then reduce the change factor if the darkest then redefining is bright pattern gradually if pattern is next judges whether the brightness of this luminescence unit (40) is the darkest gradually dark.
7. the method for circulating luminance of luminescent keyboard according to claim 6 is characterized in that the step that wherein drives this luminescence unit (40) according to described this change factor (A) includes:
S41: definition one drives the drive cycle (T1) of this luminescence unit (40);
S42: make this change factor (A) to light the time (T20) in should drive cycle (T1), the bright of this luminescence unit (40) secretly changed along with the change of this change factor (A).
8. according to the method for the described circulating luminance of luminescent keyboard of arbitrary claim in the claim 1 to 7, it is characterized in that wherein said luminescence unit (40) is suitable for a plurality of different luminescence units (40), and be different separately luminous repeatedly action.
9. according to the method for each described circulating luminance of luminescent keyboard in the claim 1 to 7, it is characterized in that it has more a frequency generation unit (50) generation fixed frequency and changes this change factor (A).
10. the method for circulating luminance of luminescent keyboard according to claim 9 is characterized in that wherein said luminescence unit (40) is suitable for a plurality of different luminescence units (40), and is different separately luminous repeatedly action.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN200910127116A CN101833371A (en) | 2009-03-11 | 2009-03-11 | Method for circulating luminance of luminescent keyboard |
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| Application Number | Priority Date | Filing Date | Title |
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| CN200910127116A CN101833371A (en) | 2009-03-11 | 2009-03-11 | Method for circulating luminance of luminescent keyboard |
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| CN101833371A true CN101833371A (en) | 2010-09-15 |
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| CN200910127116A Pending CN101833371A (en) | 2009-03-11 | 2009-03-11 | Method for circulating luminance of luminescent keyboard |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941877A (en) * | 2013-01-18 | 2014-07-23 | 致伸科技股份有限公司 | Power saving method of light emitting keyboard |
| CN104850239A (en) * | 2015-04-23 | 2015-08-19 | 百度在线网络技术（北京）有限公司 | Method and equipment used for determining display state of keyboard |
| WO2021021068A1 (en) | 2019-07-26 | 2021-02-04 | Hewlett-Packard Development Company, L.P. | Human interface devices with lighting modes |
-
2009
- 2009-03-11 CN CN200910127116A patent/CN101833371A/en active Pending
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103941877A (en) * | 2013-01-18 | 2014-07-23 | 致伸科技股份有限公司 | Power saving method of light emitting keyboard |
| CN104850239A (en) * | 2015-04-23 | 2015-08-19 | 百度在线网络技术（北京）有限公司 | Method and equipment used for determining display state of keyboard |
| CN104850239B (en) * | 2015-04-23 | 2018-06-19 | 百度在线网络技术（北京）有限公司 | A kind of method and apparatus for being used to determine keyboard display state |
| WO2021021068A1 (en) | 2019-07-26 | 2021-02-04 | Hewlett-Packard Development Company, L.P. | Human interface devices with lighting modes |
| CN114127668A (en) * | 2019-07-26 | 2022-03-01 | 惠普发展公司，有限责任合伙企业 | Human interface device with illumination mode |
| US20220208484A1 (en) * | 2019-07-26 | 2022-06-30 | Hewlett-Packard Development Company, L.P. | Human interface devices with lighting modes |
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Application publication date: 20100915 |