CN201322905Y - Backlight multifunctional digital keyboard - Google Patents
Backlight multifunctional digital keyboard Download PDFInfo
- Publication number
- CN201322905Y CN201322905Y CNU2008201717219U CN200820171721U CN201322905Y CN 201322905 Y CN201322905 Y CN 201322905Y CN U2008201717219 U CNU2008201717219 U CN U2008201717219U CN 200820171721 U CN200820171721 U CN 200820171721U CN 201322905 Y CN201322905 Y CN 201322905Y
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- backlight
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- filter layer
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Abstract
The utility model relates to a backlight multifunctional digital keyboard, which comprises a keyboard seat, a push button, characters on the push button, a backlight source under the push button and a main control circuit, wherein the backlight source is connected with the main control circuit. The backlight multifunctional digital keyboard is characterized in that the characters on the push button are hollow-out characters, a filter layer is arranged between the backlight source and each hollow-out character, and a filter layer with different color filter effects is arranged between the backlight source and characters on different functional portions on the same push button, and a filter layer with the same color filter effect is arranged between the backlight source and characters on the same functional portions on different push buttons. When in use, the backlight multifunctional digital keyboard displays backlights with different colors with the characters on different functional portions on the same push button, and displays backlight with the same color with the characters on the same functional portions on different push buttons, and users can directly get the current input state from the input push button, and consumers can use the keyboard more conveniently.
Description
Affiliated technical field
The utility model relates to a kind of multifunctional digital keyboard backlight.
Background technology
The numeric keypad of general intelligence instrument, PC or mobile phone all is a Multi-Function Keyboard, is printed on numeral, symbol, letter or unit on each button, both can fail people's numeral, again can incoming symbol, letter or unit.Generally having a switch key simultaneously switches between dissimilar inputs.Provide a pilot lamp to indicate keyboard to be in the input state of which part sometimes.
Typically as the numeric keypad of instrument, a kind of function is input 0 to 9 these ten numerals, and another kind of function can be the input G of unit, M, k, n, μ, m etc.Can provide one simultaneously " Shift " switching of key realization function.
The keyboard of personal computer comprises two independently digital importations for another example, and a part is the numeric keypad on the right, and reusable is for key up and down etc.By one " Num Lock " key can carry out function and switch, by one " Num Lock " and the current input state of lampet indication, the general bright expression input digit of lampet.Some is numeral, symbol public key, is positioned at the top row of alphabetical keypad, generally is used for input digit, when pressing simultaneously " Shift " be used for incoming symbol during key.
The multifunctional digital keyboard of mobile phone generally provides backlight function, uses under environment with dark light with convenient.Also begin to come into vogue gradually with personal computer keyboard backlight now.Because single button area is too little, be not easy to realize the effect different backlight of different indicating sections on the single button.There is not to find partly to adopt the technology of controlled different scheme backlight at the difference in functionality on the single multifunction push key.Can not directly learn current input state so the problem that current techniques exists is the user, and will just can know, can bring certain puzzlement the user by the indication of pilot lamp or user's screen from each input button itself.
The utility model content
The purpose of this utility model provides a kind of multifunctional digital keyboard backlight.The character of difference in functionality part shows the backlight of different colours on the same button of this multifunctional digital keyboard backlight; The character of identical function part shows the backlight of same color on the different key.
The purpose of this utility model adopts following technical proposals to realize: multifunctional digital keyboard backlight is made up of the character on keyboard base, button, the button, the backlight under the button, governor circuit, backlight and governor circuit join, be characterized in that the character on the described button is the hollow out character, at backlight and each hollow out intercharacter a filter layer is set, the intercharacter of difference in functionality part is provided with the filter layer of different colour filter effects on backlight and same button, and identical function intercharacter partly is provided with the filter layer of identical colour filter effect on backlight and different key.
Backlight under the multifunctional digital keyboard backlight provided by the utility model by 2-3 different colours independently monochromatic LED constitute or constitute by single color LED.
Multifunctional digital keyboard backlight provided by the utility model is by the work of governor circuit control backlight.Because the character on the button is the hollow out character, at backlight and each hollow out intercharacter a filter layer is set, and the intercharacter of difference in functionality part is provided with the filter layer of different colour filter effects on backlight and same button, before the character of difference in functionality part on button of arrival backlight, after the filter layer optical filtering through different colour filter effects, the character of control difference in functionality part shows the backlight of different colours, when backlight is a kind of color, because different filter layers are to the optical filtering selectivity difference of different colours light, make the character of one of them funtion part on the button show more outstanding (brighter), other character is darker relatively; When backlight was another kind of color, because different filter layers to the selectivity of the optical filtering of the light of different colours, make the character of another funtion part on the button show more outstanding (brighter), other character was darker relatively; Because the filter layer of the identical colour filter effect that the character of identical function part is provided with on the different key, so only what color no matter backlight sends, the character of identical function part all shows the backlight of same color on the different key.When if governor circuit control backlight sends two or three color of light backlight, on button of arrival backlight before the character of difference in functionality part, filter layer through different colour filter effects filters, the character of difference in functionality part shows different colors backlight, the character of identical function part shows identical backlight color on the different key.
Multifunctional digital keyboard backlight provided by the utility model has solved because single button area is too little, is not easy to realize the problem of the different effects backlight of different indicating sections on the single button.Provide a kind of and partly adopted controlled different technical scheme backlight, made the user directly learn current input state, used more convenient from the look backlight of the hollow out character of each input button own at the difference in functionality on the single multifunction push key.
Description of drawings
Fig. 1 is the numeric keypad design sketch of the utility model embodiment one;
Fig. 2 is the theory diagram of the utility model embodiment two;
Fig. 3 a is the side view of a button among the utility model embodiment three;
Fig. 3 b is the positive effect figure after button upper surface shown in Fig. 3 a covers blue and green filter layer;
After Fig. 3 c is the hollow out of keytop character shown in Fig. 3 b, on the hollow out character, cover the positive effect figure of one deck light transmissive material;
Fig. 4 a is the structural representation of a button among the utility model embodiment four;
Fig. 4 b is the positive effect figure after button lower surface shown in Fig. 4 a covers blue and green filter layer;
Fig. 4 c is the positive effect figure that keytop character shown in Fig. 4 b covers one deck light transmissive material again after the hollow out.
Embodiment
A kind of tool count word keyboard design sketch of the utility model embodiment one shown in Figure 1, button 27,28,29 is arranged on the numeric keypad seat 20, its a kind of function is input 0 to 9 this ten numerals and negative sign and radix point, another kind of function can be input 6 kinds of G of unit, M, k, n, μ, m and 6 16 system letters A, B, C, D, E, F, by " Shift " key 28 realizes the switching of two kinds of difference in functionalitys, " Enter " key 29 carries out input validation.Two parts of wherein multiplexing button 27 are shown as different colors respectively; When being in digital input state, the demonstration blueness of the numerical portion of each multifunction push key is brighter; When being in unit or 16 systems letter input state, the character of each multifunction push key partly shows green brighter.
Fig. 2 is the theory diagram of the utility model embodiment two.As shown in Figure 2, three kinds of colors of red, green, blue was backlight during multifunctional digital keyboard backlight was emitted beam by governor circuit 101 control backlights 102 among this embodiment; Show that on the surface of a button a plurality of hollow out characters are when (surface at a button shown in the figure shows 3 characters), the filter layer of different colour filter effects is set at backlight and each hollow out intercharacter, be controlled at synchronization and arrive the amount of light of three kinds of colors of red, green, blue of each hollow out character, produce different display effect (color and brightness), light is penetrated by the photic zone of hollow out character upper surface behind the photosphere after filtration.
Among this embodiment backlight 102 can by three looks independently LED form or realize by single color LED.To the generation circuit of backlight and the control mode of brightness and color thereof, be known technology, more do not discuss here.Whole numeric keypad can be made up of several identical backlights 102.
Fig. 3 a is key-side view among the utility model embodiment three; Fig. 3 b is the positive effect figure after button upper surface 51 covers blue and green filter layer, and wherein 53 parts cover blue color filter layer, and 54 parts cover green filter layer.After Fig. 3 c is keytop character hollow out, on the hollow out character, cover the positive effect figure of one deck light transmissive material.Backlight be arranged on button below, backlight is made up of blue and green two kinds of light emitting diodes, is controlled the work of backlight by governor circuit.If backlight when being blue, light appears from the blue color filter layer on the numerical character 9 of hollow out through the key body, and numerical character 9 is bright; Because green filter layer 54 is the blue light filtering of backlight, so alphabetic character G unclarity.Otherwise, if backlight when being green, because blue color filter layer 53 is the green light filtering of backlight, numerical character 9 unclarities, alphabetic character G is bright.Under the situation of present embodiment, the light of green, blue two kinds of colors that 102 of backlights send.
Fig. 4 a is press-key structure synoptic diagram among the utility model embodiment four, there is in the middle of the key body a vertical light shield layer 61 that key body is divided into two, backlight is blueness and green LED, is divided in two parts below the key body that is separated by vertical light shield layer 61; Fig. 4 b is the positive effect figure after button lower surface 62 covers blue and green filter layer, and button lower surface 62 is divided into two parts: blue color filter layer 63 and green filter layer 64.The filter area of two kinds of colors is crossed over the both sides of light shield layer 61.Fig. 4 c is the positive effect figure that the keytop character covers one deck light transmissive material again after the hollow out.When defeated people numeral, governor circuit control is backlight be blueness, the blue color filter layer 63 enter key bodies of light under the numerical character 9 of hollow out, and its corresponding numerical character 9 is bright; Because green filter layer 64 is the blue light filtering of backlight, so alphabetic character G unclarity.Otherwise when input character, it is green controlling backlight, and alphabetic character G is bright, numerical character 9 unclarities.
Multifunctional digital keyboard backlight provided by the utility model, except that hollow out character printing opacity, other parts should be light tight on the button.As the button material therefor is opaque material, and the hollow out character must all be carved upper surface, the lower surface of button, and filter layer can place the button upper surface, also can place the button lower surface, when filter layer places the button upper surface, can cover a photic zone thereon again; Select transparent material to make as button, other parts except that character should be processed into light tight.In order to save power consumption, reduction is to the requirement of back light source brightness, the permeability of filter layer can be greatly, selected filter also allows the light by a small amount of other color except that strong to a kind of light light transmission of color, like this when digital when highlighted, character also can have certain brightness, otherwise when character was highlighted, numeral also can have certain brightness, was convenient to being familiar with cognitive keyboard.The utility model has the advantages that can be for the user brings better use experience, makes the user can be directly backlightly learn current input state from what input button difference in functionality partly showed simultaneously, and the user uses keyboard to become more convenient.
Claims (2)
1, a kind of multifunctional digital keyboard backlight, form by the character on keyboard base, button, the button, the backlight under the button, governor circuit, backlight and governor circuit join, it is characterized in that the character on the described button is the hollow out character, at backlight and each hollow out intercharacter a filter layer is set, the intercharacter of difference in functionality part is provided with the filter layer of different colour filter effects on backlight and same button, and identical function intercharacter partly is provided with the filter layer of identical colour filter effect on backlight and different key.
2, multifunctional digital keyboard backlight according to claim 1, it is characterized in that under the described button backlight by 2-3 different colours independently monochromatic LED constitute or constitute by single color LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201717219U CN201322905Y (en) | 2008-09-18 | 2008-09-18 | Backlight multifunctional digital keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008201717219U CN201322905Y (en) | 2008-09-18 | 2008-09-18 | Backlight multifunctional digital keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201322905Y true CN201322905Y (en) | 2009-10-07 |
Family
ID=41160282
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008201717219U Expired - Fee Related CN201322905Y (en) | 2008-09-18 | 2008-09-18 | Backlight multifunctional digital keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201322905Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104540289A (en) * | 2014-12-29 | 2015-04-22 | 联想(北京)有限公司 | Backlight display control method and electronic device |
| CN110465745A (en) * | 2019-06-27 | 2019-11-19 | 宁波普瑞均胜汽车电子有限公司 | The production method of display switch key more than one |
| CN110738938A (en) * | 2019-10-22 | 2020-01-31 | 深圳市本牛科技有限责任公司 | keys capable of displaying control function pattern |
| CN111984128A (en) * | 2020-10-12 | 2020-11-24 | 莫晓东 | Computer keyboard with scientific calculator and electronic equipment |
-
2008
- 2008-09-18 CN CNU2008201717219U patent/CN201322905Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104540289A (en) * | 2014-12-29 | 2015-04-22 | 联想(北京)有限公司 | Backlight display control method and electronic device |
| CN104540289B (en) * | 2014-12-29 | 2017-08-29 | 联想(北京)有限公司 | A kind of backlight display control method and electronic equipment |
| CN110465745A (en) * | 2019-06-27 | 2019-11-19 | 宁波普瑞均胜汽车电子有限公司 | The production method of display switch key more than one |
| CN110738938A (en) * | 2019-10-22 | 2020-01-31 | 深圳市本牛科技有限责任公司 | keys capable of displaying control function pattern |
| CN111984128A (en) * | 2020-10-12 | 2020-11-24 | 莫晓东 | Computer keyboard with scientific calculator and electronic equipment |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20150918 |
|
| EXPY | Termination of patent right or utility model |