CN201440242U - Luminous keyboard - Google Patents
Luminous keyboard Download PDFInfo
- Publication number
- CN201440242U CN201440242U CN2009201666090U CN200920166609U CN201440242U CN 201440242 U CN201440242 U CN 201440242U CN 2009201666090 U CN2009201666090 U CN 2009201666090U CN 200920166609 U CN200920166609 U CN 200920166609U CN 201440242 U CN201440242 U CN 201440242U
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- Prior art keywords
- module
- circuit board
- illuminated keyboard
- light
- illuminated
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- Expired - Lifetime
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Abstract
The utility model discloses a luminous keyboard, which comprises a key module, a backlight module, a flexible circuit board and a cursor rod module. The key module comprises a plurality of keys; the backlight module is arranged below the key module and comprises a luminous component for generating light rays and a light guiding component for guiding light rays; the flexible circuit board is adjacently arranged below the backlight module and comprises a first circuit, a second circuit and a connecting part; the first circuit is connected with the luminous component of the backlight module; the second circuit is connected with the cursor rod module; and the first circuit and the second circuit are collected to the connecting part. The utility model integrates the circuits of the backlight module and the cursor rod module, effectively reduces the use of the flexible circuit board, and shortens the operation time for arranging a flexible printed circuit board or winding displacement so as to reduce the production cost.
Description
Technical field
The utility model is about a kind of illuminated keyboard, and particularly about a kind of illuminated keyboard with cursor bar, it integrates the backlight module of illuminated keyboard and the circuit of cursor bar module.
Background technology
Along with development of science and technology, many portable electronic devices arise at the historic moment, for example mobile computer (notebook) or personal digital assistant (personal digital assistant, PDA) etc.The user use input medias such as keyboard, mouse therewith the electron-like device link up, yet in the faint environment of light, the user may be difficult to the numeral and the literal that are indicated on the identifying keyboard button, causes operational difficulty.Therefore, released illuminated keyboard at present on the market to improve the input problem that is caused because of the surround lighting deficiency.
On the other hand, for the purpose of facility, can on this type of illuminated keyboard, arrange in pairs or groups Trackpad (touchpad) or cursor bar (point stick), it is moving of may command cursor that the user need not external mouse.See also Fig. 1, Fig. 1 is mobile computer 1 synoptic diagram in the prior art.Shown in Figure 1A, mobile computer 1 comprises illuminated keyboard 10, display screen 12, and processor (not being plotted among the figure).Wherein, processor is located in the mobile computer 1, and when the external world during by illuminated keyboard 10 input informations, processor can be carried out different functions according to the information Control mobile computer of being imported 1, and display screen 12 then shows the information that is inputed or outputed.
Illuminated keyboard 10 comprises a plurality of buttons 102, backlight module (not being plotted among the figure), and cursor bar module 104.Backlight module is positioned at the below of a plurality of buttons 102, is used for launching light and illuminates button 102 and cursor bar 104.In addition, in order to control the luminous of backlight module, and by the pen travel (not being illustrated among the figure) on the cursor bar 104 control display screen curtains 12, backlight module and cursor bar 104 can be connected with processor.Generally speaking, backlight module and cursor bar 104 can see through respectively winding displacement, flexible printed wiring board (flexible printed circuit, FPC) or flexible flat bus cable (flexible flat cable FFC) waits coupling arrangement to be connected with processor.
With the flexible printed wiring board is example, and the circuit on this type of the circuit board is to see through etching mode to make, and cost of manufacture is comparatively expensive.In addition, when utilizing this type of flexible circuit board or soft arranging wire electrically backlight module and cursor bar 104 to be connected to processor, connector is set respectively on flexible circuit board and processing module usually, connects both by connector.The shortcoming that this measure also increases manufacturing cost and causes complex circuit.When making this type of illuminated keyboard, save production cost as desire, except getting down to the making and installation cost that reduces backlight module and cursor bar module, the use that how to reduce flexible circuit board also is an emphasis.
The utility model content
Therefore, the utility model discloses a kind of illuminated keyboard of tool cursor bar, and it integrates the circuit of cursor bar module and backlight module.
According to above-mentioned purpose, the utility model provides a kind of illuminated keyboard, and this illuminated keyboard comprises key-press module, backlight module, flexible circuit board and cursor bar module.Key-press module comprises a plurality of buttons, and backlight module is arranged at the key-press module below, and backlight module comprises illuminated component and light conducting member, and light conducting member is in order to the guiding light that illuminated component emitted.Flexible circuit board is adjacent under the backlight module, comprises first circuit, second circuit and connecting portion.First circuit and second circuit are connected with cursor bar module with the illuminated component of backlight module respectively, and first circuit and second circuit are collected to connecting portion.
In sum, the utility model provides a kind of illuminated keyboard with cursor bar, the circuit of cursor bar module and backlight module in its integration illuminated keyboard, cursor bar module and backlight module are connected to on a slice flexible circuit board, this measure will effectively reduce the use of flexible circuit board, and can reduce the activity duration of putting flexible printer circuit or winding displacement in order, and then reduced production cost.In addition, illuminated keyboard of the present utility model combines the cursor lever apparatus, and the user need not additionally to carry mouse can conveniently control moving of cursor on the screen.
Can be further understood by following embodiment and description of drawings about advantage of the present utility model and spirit.
Description of drawings
Fig. 1 is mobile computer 1 synoptic diagram in the prior art.
Fig. 2 A is the synoptic diagram of illuminated keyboard in the utility model embodiment.
Fig. 2 B is the decomposing schematic representation of illuminated keyboard among Fig. 2 A.
Fig. 2 C is the functional block diagram of illuminated keyboard among Fig. 2 A.
Embodiment
See also Fig. 2 A, Fig. 2 B and Fig. 2 C.Fig. 2 A is the synoptic diagram of illuminated keyboard in the utility model embodiment, and Fig. 2 B is the decomposing schematic representation of illuminated keyboard among Fig. 2 A, and Fig. 2 C is the functional block diagram of illuminated keyboard among Fig. 2 A.Shown in Fig. 2 A, Fig. 2 B, Fig. 2 C, illuminated keyboard 2 of the present utility model comprises base plate 20, key-press module 22, film circuit board 24, cursor bar module 25, backlight module 26, flexible circuit board 28.Wherein, flexible circuit board 28 comprises first circuit 280 and second circuit 282 and connecting portion 284.
Key-press module 22 is made up of a plurality of button 220 (only indicating one) and supporting constructions (not being illustrated among the figure) that are arranged on film circuit board 24 and the base plate 20.Each button 220 is supported by its pairing supporting construction respectively, and is carried on the base plate 20.When user's pressing keys 220, conducting is positioned at film circuit board 24 under the button 220, make film circuit board 24 produce signal accordingly.
The user also can see through cursor bar module 25 of the present utility model and come communicate information except being linked up by button 220 and the electronic installation (not being illustrated among the figure) of using illuminated keyboard 2 of the present utility model.Cursor bar module 25 comprises cursor bar 250, stress sensing apparatus 252.Cursor bar 250 is arranged between a plurality of buttons 22, and stress sensing apparatus 252 then is connected with the second circuit 282 of cursor bar 250 and flexible circuit board 28 respectively.In the operation, the user is positioned over finger tip on the cursor bar 250 of cursor bar module 25, pushes cursor bar 250 according to predetermined direction.When the user pushes cursor bar 250, cursor bar module 25 can be by stress sensing apparatus 252 (for example: the strain that produced of sense operator application of force direction strain gauge), and produce simulating signal accordingly, and the signal that is produced can send out through the flexible circuit board 28 that is connected with cursor bar module 25.
Illuminated keyboard 2 of the present utility model can provide light source as illumination voluntarily, in the present embodiment, sees through backlight module 26 and reaches illumination purposes.Backlight module 26 be arranged at flexible circuit board 28 above or below, comprise a plurality of illuminated components 260 (only indicating one) of launching light, and the light conducting member 262 that is used for guiding light.A plurality of illuminated components 260 electrically connect with first circuit 280 of flexible circuit board 28 respectively.Illuminated keyboard 2 with Fig. 2 B is an example, and illuminated component 260 is arranged at a side of light conducting member 262.When illuminated component 260 emits beam,, penetrate from button 22 surfaces through the guiding of light conducting member 262.Because when the light that illuminated component 260 is sent was advanced in light conducting member 262, light may penetrate from light conducting member 262, influences the illumination effect of illuminated keyboard 2.For fear of the generation of this class situation, the light conducting member 262 of present embodiment further comprises light guide plate 2620 and reflection horizon 2622.Reflecting plate 2622 can form by directly being coated with one deck reflecting material on light guide plate 2620 surfaces, or reflection horizon 2622 itself promptly is the flat board that utilizes the reflecting material made, and fits with light guide plate 2620.When light navigates in the light conducting member 262, the direct of travel of light guide plate 2620 bootable light, but and reflection horizon 2622 reflection rays avoid light to spill light conducting member 262.
In practical application, the position of illuminated component 260 is not subject to present embodiment, and it need not to be arranged at a side of light conducting member 262, can illuminated component 260 be arranged on different positions according to the demand of difference illumination.For instance: illuminated component 260 can utilize the mode of imbedding ejaculation to be distributed in the light conducting member 262, and the demand of perhaps looking otherwise is configured.On making, the illuminated component 260 of backlight module 26 can be light emitting diode (Light-Emitting diode), also can select for use the light emitting diode of different colours as illuminated component 260 according to different demands, shine button 220 with the coloured light that utilizes different colours, one can increase attractive in appearancely, and two come different key 220 to be distinguished by different light.For instance, can near the button 220 that uses as numerical key, red diodes be set, and blue light-emitting diode be set with separating as both in the other parts zone.
In addition, because flexible circuit board 28 must connect with different module or devices, and different modules or device often are positioned at different places, in order to connect different device or module smoothly, can utilize flexible flat bus cable or flexible printed wiring board to use as flexible circuit board 28.When it is flexible flat bus cable, have advantages such as pliability and high signal transmission capabilities, when it is flexible printed wiring board, then possess characteristics such as light weight, thin little, flexible, low-voltage, low consumpting power, and can reduce the volume of keyboard 2.
Supplementary notes a bit, because illuminated keyboard 2 of the present utility model has backlight module 26 and illuminates button 220 and cursor bar 250, in order to improve illuminating effect, a plurality of buttons 220 of the present utility model, all can utilize light transmissive material to make in order to base plate 20, the cursor bar 250 that supports a plurality of buttons.On real the work, a plurality of button 22 visual individual demands of the present utility model are selected the material made.For instance: as ornamental button 220 (dummy key), can select for use the material of low light transmission to make on the illuminated keyboard 2, other button 220 then selects for use the material of high printing opacity to make, with as both separate or conveniently recognized.Or the light-permeable portion that comprises of one key itself, for example: be light-permeable portion in the zone of mark or character or symbol only, all the other are light tight in order to user's identification mark or literal.
Illuminated keyboard 2 of the present utility model, its flexible circuit board 28 see through first circuit 280 and second circuit 282 electrically connects with cursor bar module 25 and illuminated component 260 respectively, and film circuit board 24 does not then electrically connect with flexible circuit board 28.In fact, the electrical connection of illuminated keyboard 2 is not limited to shown in Fig. 2 B, a connecting portion can be set on flexible circuit board 28 to be connected with film circuit board 24 more, then when illuminated keyboard 2 of the present utility model is connected with other electronic installation, directly see through flexible circuit board 28 and connect other device, and film circuit board 24 and flexible circuit board 28 need not be connected to other device respectively.
In sum, the utility model provides a kind of illuminated keyboard with cursor bar, and it integrates the cursor bar module of illuminated keyboard and the circuit of backlight module.Compared to general keyboard, illuminated keyboard of the present utility model combines button and cursor bar module, and the user need not additionally to carry mouse can conveniently control moving of cursor on the screen.Compared to the illuminated keyboard (seeing also Fig. 1) of prior art, its two difference be in: the illuminated component of illuminated keyboard of the present utility model and cursor bar are module integrated on same flexible circuit board.In the prior art, the cursor bar of illuminated keyboard and backlight module normally utilize two flexible printed wiring boards or soft arranging wire respectively backlight module and cursor bar to be connected to processing module.Because the circuit on the flexible printed wiring board is to see through etching mode to make, and base material is comparatively expensive.Use flexible circuit board many more, manufacturing cost is high more, and the complicated more shortcoming of circuit.When making illuminated keyboard of the present utility model, integrated the flexible printed wiring board of cursor bar and backlight module, only utilize single flexible circuit board, this measure can effectively reduce the use of flexible circuit board, and can reduce the activity duration of putting flexible printer circuit or winding displacement in order, and then reduced production cost.In addition, with application point of view, illuminated keyboard of the present utility model also can be applicable to mobile computer or other portable electronic product except can be applicable to desktop PC, to solve the not enough problem of illumination in the prior art.
By the detailed description of above preferable embodiment, hope can be known description feature of the present utility model and spirit more, and is not to come scope of the present utility model is limited with above-mentioned disclosed preferable embodiment.
Claims (10)
1. illuminated keyboard comprises:
Key-press module comprises a plurality of buttons;
Backlight module is arranged under this key-press module, and described backlight module comprises illuminated component and light conducting member, the light of this light conducting member in order to guide this illuminated component to emit;
Flexible circuit board is adjacent to this backlight module, and described flexible circuit board comprises first circuit, second circuit and connecting portion, and the illuminated component of this backlight module is connected with first circuit; And
Cursor bar module, this cursor bar module is connected with this second circuit;
Wherein this first circuit and this second circuit are collected to this connecting portion.
2. illuminated keyboard according to claim 1 is characterized in that: described cursor bar module further comprises the cursor bar, and this cursor bar is arranged between these a plurality of buttons.
3. illuminated keyboard according to claim 2 is characterized in that: described illuminated keyboard further comprises film circuit board, is arranged between these a plurality of buttons and this light conducting member.
4. illuminated keyboard according to claim 2 is characterized in that: described cursor bar light-permeable.
5. illuminated keyboard according to claim 1 is characterized in that: described a plurality of buttons wherein at least one button comprise light-permeable portion.
6. illuminated keyboard according to claim 1 is characterized in that: described illuminated component comprises a plurality of light emitting diodes.
7. illuminated keyboard according to claim 6 is characterized in that: described a plurality of light emitting diodes are arranged at a side of this light conducting member.
8. illuminated keyboard according to claim 1 is characterized in that: described light conducting member comprises light guide plate and reflection horizon, and this reflection horizon is positioned at the surface of this light guide plate; Or this reflection horizon is coated on this light guide plate surface.
9. illuminated keyboard according to claim 1 is characterized in that: described flexible circuit board is flexible flat bus cable or flexible printed wiring board.
10. illuminated keyboard according to claim 1 is characterized in that: described flexible circuit board be arranged at this backlight module above or below.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201666090U CN201440242U (en) | 2009-06-25 | 2009-06-25 | Luminous keyboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009201666090U CN201440242U (en) | 2009-06-25 | 2009-06-25 | Luminous keyboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201440242U true CN201440242U (en) | 2010-04-21 |
Family
ID=42544905
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009201666090U Expired - Lifetime CN201440242U (en) | 2009-06-25 | 2009-06-25 | Luminous keyboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201440242U (en) |
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148105A (en) * | 2011-04-07 | 2011-08-10 | 苏州向隆塑胶有限公司 | Keyboard |
| CN104898854A (en) * | 2015-06-05 | 2015-09-09 | 苏州新奇迅网络有限公司 | Luminous keyboard |
| CN103955280B (en) * | 2012-09-03 | 2016-11-23 | 名硕电脑(苏州)有限公司 | The signal processing apparatus of keyboard and signal processing method thereof |
| WO2017185465A1 (en) * | 2016-04-29 | 2017-11-02 | 宇龙计算机通信科技(深圳)有限公司 | Flexible circuit board, liquid crystal display module, and terminal |
| CN109114457A (en) * | 2018-06-14 | 2019-01-01 | 苏州达方电子有限公司 | Light source lamp plate, its production method and the illuminated keyboard using it |
| CN109323163A (en) * | 2018-06-27 | 2019-02-12 | 深圳市烨光璇电子科技有限公司 | Backlight module manufacturing method |
| US10727009B2 (en) | 2018-05-31 | 2020-07-28 | Darfon Electronics Corp. | Light source board, manufacturing method thereof, and luminous keyboard using the same |
| US10895372B2 (en) | 2018-05-31 | 2021-01-19 | Darfon Electronics Corp. | Light source board, manufacturing method thereof, and luminous keyboard using the same |
-
2009
- 2009-06-25 CN CN2009201666090U patent/CN201440242U/en not_active Expired - Lifetime
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102148105A (en) * | 2011-04-07 | 2011-08-10 | 苏州向隆塑胶有限公司 | Keyboard |
| CN103955280B (en) * | 2012-09-03 | 2016-11-23 | 名硕电脑(苏州)有限公司 | The signal processing apparatus of keyboard and signal processing method thereof |
| CN104898854A (en) * | 2015-06-05 | 2015-09-09 | 苏州新奇迅网络有限公司 | Luminous keyboard |
| WO2017185465A1 (en) * | 2016-04-29 | 2017-11-02 | 宇龙计算机通信科技(深圳)有限公司 | Flexible circuit board, liquid crystal display module, and terminal |
| US10727009B2 (en) | 2018-05-31 | 2020-07-28 | Darfon Electronics Corp. | Light source board, manufacturing method thereof, and luminous keyboard using the same |
| US10895372B2 (en) | 2018-05-31 | 2021-01-19 | Darfon Electronics Corp. | Light source board, manufacturing method thereof, and luminous keyboard using the same |
| CN109114457A (en) * | 2018-06-14 | 2019-01-01 | 苏州达方电子有限公司 | Light source lamp plate, its production method and the illuminated keyboard using it |
| CN109114457B (en) * | 2018-06-14 | 2021-07-09 | 苏州达方电子有限公司 | Light source lamp panel, manufacturing method thereof and light-emitting keyboard applying light source lamp panel |
| CN109323163A (en) * | 2018-06-27 | 2019-02-12 | 深圳市烨光璇电子科技有限公司 | Backlight module manufacturing method |
| CN109323163B (en) * | 2018-06-27 | 2021-03-30 | 深圳市烨光璇电子科技有限公司 | Method for manufacturing backlight module |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20100421 |