CN103165328A - Force feedback keyboard structure - Google Patents
Force feedback keyboard structure Download PDFInfo
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- CN103165328A CN103165328A CN2013100587853A CN201310058785A CN103165328A CN 103165328 A CN103165328 A CN 103165328A CN 2013100587853 A CN2013100587853 A CN 2013100587853A CN 201310058785 A CN201310058785 A CN 201310058785A CN 103165328 A CN103165328 A CN 103165328A
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Abstract
The invention relates to a force feedback keyboard structure which includes a baseplate, a keyboard frame, a force feedback device, a touch sensing unit and multiple contact pressure units. The keyboard framework is configured on the baseplate. The force feedback device is configured between the baseplate and the keyboard framework, and includes a vibration plate. The touch sensing unit is arranged below the keyboard framework, and can trigger the vibration plate to start to operate. The contact pressure units are respectively in connection with the keyboard frame and arranged on one side adjacent to the vibration plate. When one contact pressure unit of the contact pressure units is close to the vibration plate and is touched with the vibration plate mutually, the vibration plate transmits vibration force to the contact pressure unit. The force feedback keyboard structure can produce the force feedback when the key cap is pressed so as to increase a touch sense of users operating. Moreover, the force feedback keyboard structure has a thin-shaped contact pressure unit, so that the overall thickness is reduced and catered to a thin-shaped trend, integrated keys are adopted, the costs of the components and die sinking are reduced, and the process of assembly is simplified.
Description
Technical field
The present invention relates to a kind of keyboard structure, particularly relevant for a kind of FORCE FEEDBACK keyboard structure.
Background technology
The use of input unit is more aobvious general along with the development and research of various electronic installation.Present modal input unit is for example keyboard, Trackpad or mouse.With keyboard, keyboard comprises several buttons.Each button corresponds to different characters or symbol, and with when the user presses, the character that input is corresponding or the signal of symbol are in electronic product.Present button comprises keycap, scissor leg structure, elastic supporting member for supporting optical member (for example sheet rubber) and base plate mostly.Scissor leg structure and elastic supporting member for supporting optical member are configured between base plate and keycap, and supporting keycap and to allow the keycap can be with respect to floor shifting, so keycap can be in response to moving up and down in user's operation.
Yet known scissor leg structure is plastic material, and with two supports of the mode production pivot joint of die sinking, follow-uply assembles support in artificial mode again, can pivot joint and rotation, and its shortcoming is: (1) die sinking cost is high; (2) bracket assembled is time-consuming; (3) support is with the axle pivot joint, and the axle center is too little, is easily fractureed during assembling; And the undercapacity of (4) plastic material, must thicken and could improve its intensity, and thickness increases the whole height that can affect press-key structure, can't reach the design of thin type.
In addition, the keyboard of thin type is because integral thickness is thinner, relatively, the removable stroke of button also diminishes, thereby the stroke that presses down of button is caused impact improperly, thus due sense of touch when the user usually can't feel button pressed, the operability when therefore how to increase button pressed, feedback in better sense of touch is arranged when allowing the user use keyboard, be undoubtedly the emphasis that industry is demanded urgently researching and developing.
Summary of the invention
The object of the present invention is to provide a kind of FORCE FEEDBACK keyboard structure, this FORCE FEEDBACK keyboard structure can produce FORCE FEEDBACK when keycap is pressed, the sense of touch when operating to increase the user.
In order to achieve the above object, the present invention proposes a kind of FORCE FEEDBACK keyboard structure, and this FORCE FEEDBACK keyboard structure comprises base plate, keyboard frame, force feedback device, touch-control sensing unit and a plurality of unit that presses.Wherein keyboard frame is disposed on this base plate; Force feedback device is disposed between this base plate and this keyboard frame, and this force feedback device comprises jolting plate; The touch-control sensing unit is arranged at this keyboard frame below, and this touch-control sensing unit comes into operation in order to trigger this jolting plate; A plurality of unit that press connect respectively this keyboard frame, and be adjacent to a side of this touch-control sensing unit, when these are a plurality of press the unit one of them when pressing the unit and being pressed, this this jolting plate of touch-control sensing unit drives makes this jolting plate transmission one vibration force press the unit to this.
As optional technical scheme, this keyboard frame has multiplicative, and this multiplicative is accommodating these a plurality of unit that press respectively.
As optional technical scheme, this touch-control sensing unit comprises a plurality of switches, and these a plurality of switches correspond respectively to this a plurality of unit that press.
As optional technical scheme, this presses the unit and comprises keycap and Flexible Connector, and this Flexible Connector connects this keycap and this keyboard frame, and wherein this Flexible Connector has effectiveness in vibration suppression, intercepts this vibration force and is conveyed to this keyboard frame.
As optional technical scheme, this keycap, this Flexible Connector and this keyboard frame are one-body molded.
As optional technical scheme, this force feedback device also comprises actuator, and this actuator connects and activates this jolting plate.
As optional technical scheme, this actuator be the viscid liquid of vibrating motor, piezo-activator, electroactive polymer or magnetic one of them.
As optional technical scheme, this FORCE FEEDBACK keyboard structure also comprises vibration absorber, is disposed between this jolting plate and this base plate, avoids this vibration force to be conveyed to this base plate.
As optional technical scheme, this FORCE FEEDBACK keyboard structure also comprises backlight module, and this backlight module comprises light source and light guide plate, and this light source is arranged at a horizontal side of this light guide plate, and this light source emits beam, and this light is converted to light backlight via light guide plate.
As optional technical scheme, this jolting plate is combined with this backlight module, makes this jolting plate except this vibration force is provided, and also provides this light backlight to press the unit to this.
As optional technical scheme, this backlight module is arranged between jolting plate and keyboard frame.
As optional technical scheme, this backlight module is arranged between jolting plate and base plate, and this jolting plate has the first transmittance section, and this first transmittance section can be holes or the light-permeable material forms; Or this backlight module replaces this base plate, and this jolting plate has the first transmittance section, and this first transmittance section can be holes or the light-permeable material forms.
As optional technical scheme, this presses the unit and has the second transmittance section, and this second transmittance section is that holes or this second transmittance section are formed by light-transmitting materials, and this light backlight penetrates this FORCE FEEDBACK keyboard structure via this second transmittance section.
FORCE FEEDBACK keyboard structure of the present invention can produce FORCE FEEDBACK when keycap is pressed, the sense of touch when operating to increase the user.In addition, the FORCE FEEDBACK keyboard structure has the unit that presses of thin type, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts integrated button, can reduce the cost of the spare part of assembling, the program of simplifying assembling and minimizing die sinking.
In addition, the present invention also proposes another kind of FORCE FEEDBACK keyboard structure, and this FORCE FEEDBACK keyboard structure comprises base plate, keyboard frame, a plurality of unit, force feedback device and a plurality of switch element of pressing.Wherein, keyboard frame is disposed on this base plate; Each presses the unit and comprises keycap and Flexible Connector, and this Flexible Connector is arranged between this keycap and this keyboard frame, makes this keycap can be up and down with respect to this keyboard frame; Force feedback device is disposed between this base plate and this keyboard frame, and this force feedback device extends in this a plurality of belows, unit that press; Each switch element is arranged at respectively between these a plurality of keycaps one of them and this force feedback device; Press the unit one of them is pressed when these are a plurality of, make these a plurality of keycaps one of them move down and abut to these a plurality of switch elements one of them, and then make when being abutted to this force feedback device by this switch element of butt, (1) started this force feedback device by this switch element of butt, this force feedback device sees through by this switch element transmitting vibrations power of butt to this keycap that is pressed, and this Flexible Connector suppresses this keyboard frame from received this vibration intensity of force of this keycap that is pressed; And (2) other are not pressed and press the unit, and its corresponding switch element does not move down and this force feedback device of butt not, therefore other unit that press that are not pressed do not receive this vibration force and keep static.
As optional technical scheme, this keyboard frame has multiplicative, this multiplicative is accommodating these a plurality of keycaps respectively, this multiplicative has identical appearance with accommodating these a plurality of keycaps separately, this Flexible Connector is looped around between this keycap periphery and this separating part, and the width that these a plurality of Flexible Connectors are looped around this keycap periphery is identical.
As optional technical scheme, this keycap and this Flexible Connector are one-body molded, and the material hardness of this keycap is greater than the material hardness of this Flexible Connector.
As optional technical scheme, this FORCE FEEDBACK keyboard also comprises vibration absorber, and this shock-absorber configuration avoids this vibration force to be conveyed to this base plate between this jolting plate and this base plate.
As optional technical scheme, this FORCE FEEDBACK keyboard structure comprises backlight module, and wherein this backlight module is arranged on this force feedback device, and when these force feedback device vibrations, this backlight module vibrates simultaneously with this force feedback device, produces the effect of optical flare.
As optional technical scheme, this FORCE FEEDBACK keyboard structure comprises backlight module, this backlight module is arranged between this force feedback device and keyboard frame, when these a plurality of keycaps one of them move down and abut to these a plurality of switch elements one of them the time, this backlight module is in deform corresponding to this butt switch element place thereupon.
As optional technical scheme, this FORCE FEEDBACK keyboard structure also comprises backlight module, this backlight module is arranged at below this force feedback device, and this force feedback device has the first transmittance section, and this first transmittance section is that holes or this first transmittance section are formed by the light-permeable material.
As optional technical scheme, this FORCE FEEDBACK keyboard structure also comprises backlight module, this backlight module comprises light source and light guide plate, this light source sends illumination luminous energy, this light guide plate extends in this a plurality of belows, unit that press, and this illumination luminous energy is spread in this a plurality of belows, unit that press via this light guide plate.
As optional technical scheme, this FORCE FEEDBACK keyboard structure also comprises light source, and this light source sends illumination luminous energy, and this force feedback device is consisted of by the transparent light guide material, and this illumination luminous energy is spread in this a plurality of belows, unit that press via this force feedback device.
Above-mentioned FORCE FEEDBACK keyboard structure can produce FORCE FEEDBACK when keycap is pressed, the sense of touch when operating to increase the user.In addition, the FORCE FEEDBACK keyboard structure has the unit that presses of thin type, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts integrated button, can reduce the cost of the spare part of assembling, the program of simplifying assembling and minimizing die sinking.
Describe the present invention below in conjunction with the drawings and specific embodiments, but not as a limitation of the invention.
Description of drawings
Fig. 1 is the decomposing schematic representation of the FORCE FEEDBACK keyboard structure of one embodiment of the invention;
Fig. 2 is the side schematic view of the keycap of FORCE FEEDBACK keyboard structure of the present invention when being pressed down;
Fig. 3 is the schematic diagram that the keycap of the present invention when being applied to QWERTY keyboard arranged;
Fig. 4 is keycap that the difference of FORCE FEEDBACK keyboard structure of the present invention presses the unit schematic diagram when being placed in respectively in the separating part of same aperture position;
Fig. 5 is the generalized section of the FORCE FEEDBACK keyboard structure of one embodiment of the invention;
Fig. 6～Figure 10 is respectively the generalized section of the FORCE FEEDBACK keyboard structure of one embodiment of the invention.
Embodiment
The FORCE FEEDBACK keyboard structure of the present embodiment utilizes jolting plate transmitting vibrations power to pressing the unit, to produce the feedback in sense of touch in response to user's operation.For instance, in thinning keyboard, can reduce integral thickness by the unit that presses of thin type, with respect to known scissor leg structure, the unit that presses of the present embodiment has the less stroke that presses down, but the vibration force that the user can provide by force feedback device, the sense of touch when increasing keycap and being pressed actuating switch, therefore not can because of the present embodiment press the unit to press down stroke too small, and cause the user can't feel due paragraph sense or sense of touch when keycap is pressed conducting.
Below propose various embodiment and be elaborated, embodiment in order to as the example explanation, is not only the scope in order to limit wish protection of the present invention.
Please refer to Fig. 1 and Fig. 2, wherein Fig. 1 is the decomposing schematic representation of the FORCE FEEDBACK keyboard structure 100 of one embodiment of the invention, and Fig. 2 is the side schematic view of the keycap 142 of FORCE FEEDBACK keyboard structure of the present invention when being pressed.
FORCE FEEDBACK keyboard structure 100 comprises base plate 110, keyboard frame 120, force feedback device 130, a plurality of unit 140 and touch-control sensing unit 170 of pressing.Keyboard frame 120 is disposed on base plate 110.Force feedback device 130 is disposed between base plate 110 and keyboard frame 120, and force feedback device 130 comprises jolting plate 134 and actuator 132.Touch-control sensing unit 170 is arranged between keyboard frame 120 and jolting plate 134, in order to drive jolting plate 134.These a plurality of unit 140 that press connect alone respectively keyboard frame 120, and are adjacent to a side of jolting plate 134.When those press one in the unit and press unit 140 and be pressed (as shown in Figure 2), this is pressed presses unit 140 and moves down and abut to touch-control sensing unit 170, touch-control sensing unit 170 drives jolting plates 134, makes jolting plate 134 transmit vibration force F and presses unit 140 to what this was pressed.Therefore, the FORCE FEEDBACK keyboard structure 100 of the present embodiment can produce in response to user's operation (for example in Fig. 2 with finger presses) feedback in sense of touch.
In Fig. 1, press unit 140 although only illustrate two, but the quantity that presses unit 140 can increase or reduce according to the needed keycap number of keyboard of typewriting use, and its arrangement mode is for example arranged or is arranged with other kenels with the keycap of QWERTY keyboard shown in Figure 3 200, and the present invention is not limited this.
The keyboard frame 120 of the present embodiment for example is supported on base plate 110 with fixed leg 122 so that keyboard frame 120 firmly is disposed on base plate 110, and between keyboard frame 120 and base plate 110 by fixed leg 122 spacing of being separated by.In addition, jolting plate 134 is disposed between keyboard frame 120 and base plate 110, makes each press unit 140 and is not adjacent to a side of jolting plate 134 during pressurized, but do not contact with jolting plate 134.In Fig. 1, jolting plate 134 is provided with perforation 135 with respect to each fixed leg 122, so that fixed leg 122 passes the perforation 135 of jolting plate 134, and can not affect the start of jolting plate 134.
Wherein a kind of aspect of the present invention is just implemented in the perforation 135 of above-mentioned introduction, does not limit fixed leg 122 and must coordinate perforation 135 just can reach the present invention.For instance: when the position that fixed leg 122 arranges changes, the fixed leg 122 in the middle of for example originally being arranged on change into be arranged on keyboard frame 120 around, and do not need to pass jolting plate 134, thus need to for around fixed leg 122 perforation 135 is not set.Or, when the shape of jolting plate 134 and/or quantity changed, when for example the shape of jolting plate 134 changes ring-type or clathrate into by tabular, or single jolting plate 134 changed the multiple-piece jolting plate into, and can avoid fixed leg 122, therefore need to perforation 135 be set again for each other fixed leg 122.
The touch-control sensing unit 170 of the present embodiment can be the elements such as thin film switch or capacitance type touch-control panel.Please refer to Fig. 1, touch-control sensing unit 170 comprises a plurality of switch elements 172, and one of them of these a little switch elements 172 presses respectively one of them of unit 140 with respect to those.
in Fig. 2, when the unit 140 that presses of left is pressed, left keycap 142 is moved down and abut to left switch element 172, and then make by the left switch element 172 of butt and move down when abutting to force feedback device 130, so make the signal of telecommunication of being sent left keycap 142 representative characters by left switch element 172 conductings of butt, and trigger simultaneously force feedback device 130 vibration that comes into operation, force feedback device 130 sees through by the left switch element 172 of butt and transmits a vibration force F to the left keycap 142 that is pressed, the vibration sense of touch that allows the user point to experience on left keycap 142.
On the other hand, be subject to left Flexible Connector 144 and suppress, vibration force F can not be delivered to from the left keycap 142 that is pressed on keyboard frame 120; The right-hand unit 140' that presses that is not pressed simultaneously, its corresponding right-hand keycap 142' and right-hand switch element 172' do not move down and butt force feedback device 130 not, thus be not pressed right-handly press that unit 140' does not receive vibration force F and essence keeps static.
The unit 140 that presses of the present embodiment for example comprises keycap 142 and Flexible Connector 144, and Flexible Connector 144 is in order to connect keycap 142 and keyboard frame 120.As shown in Figure 1, Flexible Connector 144 is for example the rubber of loop configuration, elasticity with compressible/extension, and Flexible Connector 144 is in order to support keycap 142, so that keycap 142 can be placed in respectively in the opening 121 (namely separating part 123) of keyboard frame 120.Flexible Connector 144 has effectiveness in vibration suppression around keycap 142, therefore can intercept vibration force is conveyed to keyboard frame 120 from keycap 142.
In addition, in Fig. 2, each keycap 142 is by expansion force and the restoring force of Flexible Connector 144, to move up and down with finger touches in response to the user, and keycap 142 can contact with jolting plate 134 in pressing down process and vibrate, the sense of touch when operating to increase the user.
Keycap 142 and the Flexible Connector 144 of above-mentioned introduction can be identical material or unlike material.For instance: keycap 142 is rubber with the material of Flexible Connector 144, or the material of keycap 142 is plastic cement, and the material of Flexible Connector 144 is rubber.Take rubber as example, although keycap 142 and Flexible Connector 144 adopt identical material, can be further divided into vulcanie and soft rubber, make the material hardness of keycap 142 greater than the material hardness of Flexible Connector 144.Keycap 142 adopts vulcanies can improve flatness and the resistance to pressure of touching face, and the sense of touch when pressing is more direct, and then can increase the operating handle of keycap 142.In addition, Flexible Connector 144 adopts soft rubber can increase deflection, the minimizing material is tired or damaged, to increase the life-span of using.
No matter be to adopt identical material or unlike material, mode and keyboard frame 120 that keycap 142 and Flexible Connector 144 are preferably to penetrate (insert mold) in mould are combined as a whole, to become the press-key structure of thin type.The present embodiment adopts integrated button, can reduce the cost of the spare part of assembling, the program of simplifying assembling and minimizing die sinking.In addition, integrated button weight is lighter, and thinner thickness, so that the weight of FORCE FEEDBACK keyboard structure 100 and whole height descend, meets requirement light, thin design.
In Fig. 1, two keycaps 142 that press unit 140 are placed in respectively in the separating part 123 of different openings position, so that single keycap 142 is when being pressed, the vibration wave that produces during its contact jolting plate 134 can be absorbed fully by Flexible Connector 144, therefore vibration wave can not have influence on another adjacent keycap 142, disturb to avoid producing.Yet above-mentioned configuration mode is just implemented wherein a kind of aspect of the present invention, and the keycap 142 that difference presses unit 140 also can be placed in respectively in the separating part of same aperture position, and the present invention is not limited this.
For instance, please refer to Fig. 4, Fig. 4 is keycap that the difference of FORCE FEEDBACK keyboard structure of the present invention presses the unit schematic diagram when being placed in respectively in the separating part of same aperture position.As shown in Figure 4, Flexible Connector 244 with sphere of movements for the elephants shape structure ring around between keycap 242 peripheries and separating part 223, and the width essence that Flexible Connector 244 is looped around keycap 242 peripheries is identical, so that four keycaps 242 that press unit 240 are placed in respectively in four separating parts 223 with identical appearance, and these four separating parts 223 are positioned at same aperture position.When a keycap 242 was pressed, the vibration wave that produces during its contact jolting plate still can be absorbed fully by Flexible Connector 244, therefore vibration wave can not have influence on other adjacent keycaps 242.
In addition, touch jolting plate 134 and produce vibration for fear of base plate 110, the FORCE FEEDBACK keyboard structure 100 of the present embodiment also comprises vibration absorber 150, and it is disposed between jolting plate 134 and base plate 110.For instance, please refer to Fig. 1 and Fig. 2, vibration absorber 150 for example be disposed at jolting plate 134 around, namely keycap 142 is pressed and sentences outer peripheral region, but the present invention is not as limit, for example: with respect to also vibration absorber 150 being set between the jolting plate 134 at keycap 142 places of pressing down and base plate 110.Vibration absorber 150 also can be avoided jolting plate 134 to contact with base plate 110 and produce noise except completely cutting off the transmission of vibration wave.The vibration absorber 150 of the present embodiment can be spring, fluid pressure type or vapour-pressure type vibration absorber etc., or porous vibration-absorptive material (such as foam or sponge), Shock absorbing cushion and shock-absorbing rubber etc.
The force feedback device 130 of the present embodiment presses unit 140 with jolting plate 134 transmitting vibrations power F to what be pressed down, to produce the feedback in sense of touch in response to user's operation.Force feedback device 130 comprises actuator 132, in order to the vibration force F of feedback to be provided, and to connect and activate jolting plate 134 so that vibration force can via jolting plate 134 be passed to be pressed down press unit 140.For instance, please refer to Fig. 1 and Fig. 2, actuator 132 for example directly is attached to a side of jolting plate 134 near the position of edges of boards, when actuator 132 vibration, jolting plate 134 begins vibration, therefore can be by opening or close actuator 132, to control the vibration opportunity of jolting plate 134, for example: press keycap 142 when detecting the user, when causing switch element 172 conducting, jolting plate 134 just begins vibration; And when detecting switch element 172 not during conducting, jolting plate 134 stops vibration.
The actuator 132 of the present embodiment is for example vibrating motor (vibrating motor) or piezo-activator (Piezoelectric actuator), electroactive polymer (EletroActive Polymer, EAP) or the viscid liquid of magnetic (MR Fluid) etc.Actuator 132 can provide the vibration force of above-below direction, the vibration force of left and right directions or the vibration force of isotropic directivity, being preferably provides the vibration that comprises above-below direction component, the present embodiment can be adjusted according to the situation of actual use, for example finely tune according to the distance that presses down between stroke and/or jolting plate 134 and keyboard frame 120 of keycap 142, do not limit the direction of vibration frequency, amplitude and vibration that actuator 132 provides.
Then, please refer to Fig. 5, it is the generalized section of the FORCE FEEDBACK keyboard structure 300 of one embodiment of the invention.In the present embodiment, keycap 342 and Flexible Connector 344 are preferably with the mode that penetrates in mould and keyboard frame 320 and are combined as a whole, to become the press-key structure of thin type.In addition, press unit 340 and for example have transmittance section 343, can be holes or the light-permeable material forms, form a backlight keyboard to coordinate backlight module 360.For instance, in Fig. 5, backlight module 360 comprises light guide plate 364 and light source 362, light guide plate 364 is disposed between jolting plate 334 and keyboard frame 320, and light guide plate 364 extends in a plurality of 340 belows, unit that press, and makes illumination luminous energy be spread in via light guide plate 364 and presses 340 belows, unit.Light source 362 is disposed at a horizontal side of light guide plate 364, so that light L to be provided, this light L can be converted to a light backlight via light guide plate 364, and conducts to the below of keycap 342, then penetrates FORCE FEEDBACK keyboard structure 300 via the keycap 342 of printing opacity or the transmittance section 343 of keycap 342.
In Fig. 5, light source 362 does not limit via light guide plate 364 diffused illumination luminous energy.For example: force feedback device 330 can be the transparent light guide material and consists of, and its function is as light guide plate 364, and the luminous energy that therefore throws light on can be spread in via force feedback device 330 and press 340 belows, unit.
Then, please refer to the FORCE FEEDBACK keyboard structure 301 of Fig. 6, light guide plate 364 is not in the situation that need holes, backlight module 360 can directly be arranged on force feedback device 330, when force feedback device 330 vibrations, backlight module 360 vibrates simultaneously with force feedback device 330, produces the effect of optical flare.
Perhaps, FORCE FEEDBACK keyboard structure 302 as Fig. 7, backlight module 360 for example is arranged between force feedback device 330 and keyboard frame 320, when wherein a keycap 342 moved down and abuts to wherein a switch element (referring to Fig. 1), the light guide plate 364 of backlight module 360 deformed in corresponding butt switch element place thereupon.
Although the backlight module 360 of above-mentioned introduction is configured between jolting plate 334 and keyboard frame 320, jolting plate 334 also can be in conjunction with backlight module 360.For example, as the FORCE FEEDBACK keyboard structure 303 of Fig. 8, jolting plate 334 can be replaced by light guide plate 364 or in conjunction with backlight module 360, jolting plate 334 be provided outside vibration force, and also bootable light L backlight is to pressing unit 340.
Or as the FORCE FEEDBACK keyboard structure 304 of Fig. 9, the light source 362 of backlight module and light guide plate 364 for example are arranged between jolting plate 334 and base plate 310.Or as the FORCE FEEDBACK keyboard structure 305 of Figure 10, backlight module 360 replaces base plate 310.
The jolting plate 334 of above-mentioned introduction for example has the first transmittance section 335, for example has the second transmittance section 343 and press unit 340, to allow light L and press unit 340 by jolting plate 334.The first transmittance section 335 and the second transmittance section 343 are for example that holes or light-permeable material form, allow light L can first conduct to the below of the first transmittance section 335 via light guide plate 364, upwards arrive the below of keycap 342 via the first transmittance section 335 again, finally by the second transmittance section 343 bright dippings by keycap 342 or the keycap 342 of printing opacity.
The disclosed FORCE FEEDBACK keyboard structure of the above embodiment of the present invention can produce FORCE FEEDBACK when keycap is pressed, the sense of touch when operating to increase the user.In addition, the FORCE FEEDBACK keyboard structure has the unit that presses of thin type, to reduce integral thickness, meets the requirement of thinning keyboard, and adopts integrated button, can reduce the cost of the spare part of assembling, the program of simplifying assembling and minimizing die sinking.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art can make according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection range of the appended claim of the present invention.
Claims (22)
1. FORCE FEEDBACK keyboard structure is characterized in that this FORCE FEEDBACK keyboard structure comprises:
Base plate;
Keyboard frame is disposed on this base plate;
Force feedback device is disposed between this base plate and this keyboard frame, and this force feedback device comprises jolting plate;
The touch-control sensing unit is arranged at this keyboard frame below, and this touch-control sensing unit comes into operation in order to trigger this jolting plate; And
A plurality of unit that press, connect respectively this keyboard frame, and be adjacent to a side of this touch-control sensing unit, when these are a plurality of press the unit one of them when pressing the unit and being pressed, this this jolting plate of touch-control sensing unit drives makes this jolting plate transmission one vibration force press the unit to this.
2. FORCE FEEDBACK keyboard structure according to claim 1, it is characterized in that: this keyboard frame has multiplicative, and this multiplicative is accommodating these a plurality of unit that press respectively.
3. FORCE FEEDBACK keyboard structure according to claim 1 is characterized in that: this touch-control sensing unit comprises a plurality of switches, and these a plurality of switches correspond respectively to this a plurality of unit that press.
4. FORCE FEEDBACK keyboard structure according to claim 1, it is characterized in that: this presses the unit and comprises keycap and Flexible Connector, this Flexible Connector connects this keycap and this keyboard frame, and wherein this Flexible Connector has effectiveness in vibration suppression, intercepts this vibration force and is conveyed to this keyboard frame.
5. FORCE FEEDBACK keyboard structure according to claim 4, it is characterized in that: this keycap, this Flexible Connector and this keyboard frame are one-body molded.
6. FORCE FEEDBACK keyboard structure according to claim 1, it is characterized in that: this force feedback device also comprises actuator, this actuator connects and activates this jolting plate.
7. FORCE FEEDBACK keyboard structure according to claim 6 is characterized in that: this actuator be the viscid liquid of vibrating motor, piezo-activator, electroactive polymer or magnetic one of them.
8. FORCE FEEDBACK keyboard structure according to claim 1, it is characterized in that: this FORCE FEEDBACK keyboard structure also comprises vibration absorber, is disposed between this jolting plate and this base plate, avoids this vibration force to be conveyed to this base plate.
9. FORCE FEEDBACK keyboard structure according to claim 1, it is characterized in that: this FORCE FEEDBACK keyboard structure also comprises backlight module, this backlight module comprises light source and light guide plate, this light source is arranged at a horizontal side of this light guide plate, this light source emits beam, and this light is converted to light backlight via light guide plate.
10. FORCE FEEDBACK keyboard structure according to claim 9, it is characterized in that: this jolting plate is combined with this backlight module, makes this jolting plate except this vibration force is provided, and also provides this light backlight to press the unit to this.
11. FORCE FEEDBACK keyboard structure according to claim 10 is characterized in that: this backlight module is arranged between jolting plate and keyboard frame.
12. FORCE FEEDBACK keyboard structure according to claim 10 is characterized in that: this backlight module is arranged between jolting plate and base plate, and this jolting plate has the first transmittance section, and this first transmittance section can be holes or the light-permeable material forms; Or this backlight module replaces this base plate, and this jolting plate has the first transmittance section, and this first transmittance section can be holes or the light-permeable material forms.
13. the described FORCE FEEDBACK keyboard structure of any one claim according to claim 9 to 12, it is characterized in that: this presses the unit and has the second transmittance section, this second transmittance section is that holes or this second transmittance section are formed by light-transmitting materials, and this light backlight penetrates this FORCE FEEDBACK keyboard structure via this second transmittance section.
14. a FORCE FEEDBACK keyboard structure is characterized in that this FORCE FEEDBACK keyboard structure comprises:
Base plate;
Keyboard frame is disposed on this base plate;
A plurality of unit that press, wherein each presses the unit and comprises keycap and Flexible Connector, and this Flexible Connector is arranged between this keycap and this keyboard frame, makes this keycap can be up and down with respect to this keyboard frame;
Force feedback device is disposed between this base plate and this keyboard frame, and this force feedback device extends in this a plurality of belows, unit that press;
A plurality of switch elements, wherein each switch element is arranged at respectively between these a plurality of keycaps one of them and this force feedback device; And
Press the unit one of them be pressed when these are a plurality of, make these a plurality of keycaps one of them move down and abut to these a plurality of switch elements one of them, and then make when being abutted to this force feedback device by this switch element of butt,
(1) started this force feedback device by this switch element of butt, this force feedback device sees through by this switch element transmitting vibrations power of butt to this keycap that is pressed, and this Flexible Connector suppresses this keyboard frame from received this vibration intensity of force of this keycap that is pressed; And
(2) other are not pressed and press the unit, and its corresponding switch element does not move down and this force feedback device of butt not, therefore other unit that press that are not pressed do not receive this vibration force and keep static.
15. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this keyboard frame has multiplicative, this multiplicative is accommodating these a plurality of keycaps respectively, this multiplicative has identical appearance with accommodating these a plurality of keycaps separately, this Flexible Connector is looped around between this keycap periphery and this separating part, and the width that these a plurality of Flexible Connectors are looped around this keycap periphery is identical.
16. FORCE FEEDBACK keyboard structure according to claim 14 is characterized in that: this keycap and this Flexible Connector are one-body molded, and the material hardness of this keycap is greater than the material hardness of this Flexible Connector.
17. FORCE FEEDBACK keyboard structure according to claim 14 is characterized in that: this FORCE FEEDBACK keyboard also comprises vibration absorber, and this shock-absorber configuration avoids this vibration force to be conveyed to this base plate between this jolting plate and this base plate.
18. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this FORCE FEEDBACK keyboard structure comprises backlight module, wherein this backlight module is arranged on this force feedback device, when these force feedback device vibrations, this backlight module vibrates simultaneously with this force feedback device, produces the effect of optical flare.
19. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this FORCE FEEDBACK keyboard structure comprises backlight module, this backlight module is arranged between this force feedback device and keyboard frame, when these a plurality of keycaps one of them move down and abut to these a plurality of switch elements one of them the time, this backlight module is in deform corresponding to this butt switch element place thereupon.
20. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this FORCE FEEDBACK keyboard structure also comprises backlight module, this backlight module is arranged at below this force feedback device, this force feedback device has the first transmittance section, and this first transmittance section is that holes or this first transmittance section are formed by the light-permeable material.
21. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this FORCE FEEDBACK keyboard structure also comprises backlight module, this backlight module comprises light source and light guide plate, this light source sends illumination luminous energy, this light guide plate extends in this a plurality of belows, unit that press, and this illumination luminous energy is spread in this a plurality of belows, unit that press via this light guide plate.
22. FORCE FEEDBACK keyboard structure according to claim 14, it is characterized in that: this FORCE FEEDBACK keyboard structure also comprises light source, this light source sends illumination luminous energy, this force feedback device is consisted of by the transparent light guide material, and this illumination luminous energy is spread in this a plurality of belows, unit that press via this force feedback device.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310058785.3A CN103165328B (en) | 2013-02-25 | 2013-02-25 | Force feedback keyboard structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201310058785.3A CN103165328B (en) | 2013-02-25 | 2013-02-25 | Force feedback keyboard structure |
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| CN103165328A true CN103165328A (en) | 2013-06-19 |
| CN103165328B CN103165328B (en) | 2016-06-08 |
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| CN201310058785.3A Active CN103165328B (en) | 2013-02-25 | 2013-02-25 | Force feedback keyboard structure |
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| CN104681334A (en) * | 2015-02-17 | 2015-06-03 | 苏州达方电子有限公司 | Key structure and input device |
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| CN105185631A (en) * | 2015-06-23 | 2015-12-23 | 苏州达方电子有限公司 | Key structure and input device |
| GB2562328A (en) * | 2017-05-08 | 2018-11-14 | Cirrus Logic Int Semiconductor Ltd | Integrated haptic system |
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| US11644370B2 (en) | 2019-03-29 | 2023-05-09 | Cirrus Logic, Inc. | Force sensing with an electromagnetic load |
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| US11380175B2 (en) | 2019-10-24 | 2022-07-05 | Cirrus Logic, Inc. | Reproducibility of haptic waveform |
| US11545951B2 (en) | 2019-12-06 | 2023-01-03 | Cirrus Logic, Inc. | Methods and systems for detecting and managing amplifier instability |
| US11662821B2 (en) | 2020-04-16 | 2023-05-30 | Cirrus Logic, Inc. | In-situ monitoring, calibration, and testing of a haptic actuator |
| US11933822B2 (en) | 2021-06-16 | 2024-03-19 | Cirrus Logic Inc. | Methods and systems for in-system estimation of actuator parameters |
| US11765499B2 (en) | 2021-06-22 | 2023-09-19 | Cirrus Logic Inc. | Methods and systems for managing mixed mode electromechanical actuator drive |
| US11908310B2 (en) | 2021-06-22 | 2024-02-20 | Cirrus Logic Inc. | Methods and systems for detecting and managing unexpected spectral content in an amplifier system |
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