CN106876203A - A kind of method of keyboard, electronic equipment and manufacture keyboard - Google Patents
A kind of method of keyboard, electronic equipment and manufacture keyboard Download PDFInfo
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- CN106876203A CN106876203A CN201710139564.7A CN201710139564A CN106876203A CN 106876203 A CN106876203 A CN 106876203A CN 201710139564 A CN201710139564 A CN 201710139564A CN 106876203 A CN106876203 A CN 106876203A
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- conductive material
- pattern
- push
- keyboard
- button unit
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- 238000004519 manufacturing process Methods 0.000 title claims abstract description 20
- 238000000034 method Methods 0.000 title claims abstract description 16
- 239000004020 conductor Substances 0.000 claims abstract description 148
- 239000000463 material Substances 0.000 claims abstract description 69
- 239000000758 substrate Substances 0.000 claims abstract description 26
- 239000011159 matrix material Substances 0.000 claims description 47
- 239000004033 plastic Substances 0.000 claims description 40
- 229920003023 plastic Polymers 0.000 claims description 40
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 17
- 239000011889 copper foil Substances 0.000 claims description 17
- OKTJSMMVPCPJKN-UHFFFAOYSA-N Carbon Chemical compound [C] OKTJSMMVPCPJKN-UHFFFAOYSA-N 0.000 claims description 14
- 229910052799 carbon Inorganic materials 0.000 claims description 14
- 238000009413 insulation Methods 0.000 claims description 4
- 238000010586 diagram Methods 0.000 description 8
- 238000012545 processing Methods 0.000 description 6
- 230000000694 effects Effects 0.000 description 5
- 239000002305 electric material Substances 0.000 description 5
- 238000003825 pressing Methods 0.000 description 5
- 229920000139 polyethylene terephthalate Polymers 0.000 description 4
- 239000005020 polyethylene terephthalate Substances 0.000 description 4
- 230000008054 signal transmission Effects 0.000 description 4
- 230000011664 signaling Effects 0.000 description 4
- -1 Polyethylene terephthalate Polymers 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 230000005611 electricity Effects 0.000 description 3
- 239000002245 particle Substances 0.000 description 3
- 229920006267 polyester film Polymers 0.000 description 3
- 238000012546 transfer Methods 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 230000008901 benefit Effects 0.000 description 2
- 230000000994 depressogenic effect Effects 0.000 description 2
- 230000004069 differentiation Effects 0.000 description 2
- 238000010494 dissociation reaction Methods 0.000 description 2
- 230000005593 dissociations Effects 0.000 description 2
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- 238000007254 oxidation reaction Methods 0.000 description 2
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Classifications
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/702—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard with contacts carried by or formed from layers in a multilayer structure, e.g. membrane switches
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01H—ELECTRIC SWITCHES; RELAYS; SELECTORS; EMERGENCY PROTECTIVE DEVICES
- H01H13/00—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch
- H01H13/70—Switches having rectilinearly-movable operating part or parts adapted for pushing or pulling in one direction only, e.g. push-button switch having a plurality of operating members associated with different sets of contacts, e.g. keyboard
- H01H13/88—Processes specially adapted for manufacture of rectilinearly movable switches having a plurality of operating members associated with different sets of contacts, e.g. keyboards
Landscapes
- Push-Button Switches (AREA)
Abstract
Present disclose provides a kind of keyboard, the electronic equipment including the keyboard and the method for manufacturing the keyboard.The keyboard includes Part I and the Part II being arranged on the Part I, wherein：The Part I includes the pattern of the first conductive material formed on the first base material layer and the first base material layer；The Part II includes multiple push-button units, and each push-button unit includes the pattern of the second substrate layer and the second conductive material being formed on the second substrate layer.When pressed, the pattern of second conductive material is electrically connected each push-button unit with the pattern of first conductive material, to form conduction impedance；And the corresponding conduction impedance of at least two different key units is different.
Description
Technical field
This disclosure relates to a kind of keyboard, the electronic equipment including the keyboard and the method for manufacturing the keyboard.
Background technology
Keyboard is most common computer entry device, and it is widely used on computer and various terminal equipment.Keyboard
The substantially one group set of key switch.The connected mode of key switch mainly has two kinds：One kind is independent mode by bonded
Mouthful, one kind is matrix keyboard interface.It is independently that each button of keyboard interface is separate, each button respectively connects an input line,
Key works state in a piece input line does not interfere with the working condition in other input lines, therefore by detecting input line
Level state can be easy to judge which button is pressed.But when number of keys is more, to be set on keyboard microprocessor
Many input ports are put, circuit electricity can become numerous and diverse.Matrix keyboard interface circuit arrangement is convenient, has a wide range of applications.Matrix
Formula keyboard is made up of line and alignment, and button is located on the crosspoint of row, column, for example, a row-column configuration of 4*4 can be with structure
Contain 16 keyboards of button into one.The matrix of existing frequently-used keyboard is generally the modes such as 8*16,8*18,8*20, these squares
Battle array can connect button more than 120.The judgment mode of matrix keyboard button is to use scanning method.It is micro- when there is button to press
Processor judges which two lines has been connected so as to learn it is which key-press input by way of scanning.
But, the key-press status of matrix keyboard are interactional.Fig. 1 is diagrammatically illustrated in the keyboard of prior art
One schematic diagram in the matrix form loop of 2*2.As shown in figure 1, a matrix form of 2*2 is randomly selected from keyboard matrix returning
Road, can connect four buttons, for example, A, B, C, D.As long as wherein three buttons of this four buttons are pressed simultaneously, the 4th
Individual button is whether pressed, all can be as being pressed, because by other three buttons, the 4th crosspoint is connected
It is connected together, this 4th button industry is referred to as " Ghost Key ".I.e. when tetra- keys of A, B, C, D are pressed simultaneously, electronic equipment
The 4th operation of button cannot be recognized.The presence of " Ghost Key " can have a strong impact on Consumer's Experience, especially in game industry.
It is well known that during playing games, player exercises are rapid, and the operation of many key combinations is more and more frequent, the appearance of " Ghost Key "
Player exercises can be caused to lose.
The content of the invention
An aspect of this disclosure provides a kind of keyboard, including Part I and be arranged on the Part I the
Two parts, wherein the Part I includes the figure of the first conductive material formed on the first base material layer and the first base material layer
Case.The Part II includes multiple push-button units, and each push-button unit includes the second substrate layer and is formed in the second substrate layer
On the second conductive material pattern, when the push-button unit is not pressed, the pattern of second conductive material with it is described
The pattern insulation of the first conductive material.Part of the pattern of first conductive material below respective keys unit disconnects.With
And each push-button unit is when pressed, the pattern of second conductive material is electrically connected with the pattern of first conductive material
Connect, to form conduction impedance.The conduction impedance causes that the corresponding breaking part of the pattern of first conductive material is turned on, and
And at least two the corresponding conduction impedance of different key unit it is different.
Alternatively, the second conduction material of each push-button unit described in the conduction impedance setting according to each push-button unit
The size of the pattern of material.
Alternatively, it is relative with the matrix form loop when the pattern of first conductive material includes matrix form loop
The different key unit answered corresponds to different conduction impedances.
Alternatively, the first base material includes the first plastic sheeting.Alternatively, first conductive material includes Copper Foil.
Alternatively, second base material includes the second plastic sheeting.Alternatively, second conductive material includes carbon ink.Alternatively, institute
The material for stating the first plastic sheeting and the second plastic sheeting is identical, or differs.
Alternatively, the pattern of first conductive material also includes the light-emitting diodes route of pipe line.The light-emitting diodes route of pipe line
Part corresponding to each push-button unit includes light emitting diode and current control resistor.
Another aspect of the disclosure provides a kind of electronic equipment, and the electronic equipment includes the above-mentioned keyboard of the disclosure.
Another aspect of the disclosure provides a kind of method for manufacturing keyboard, including：
Part I is formed, and,
Part II is formed on the Part I；
Wherein, form the Part I and be included on the first base material layer the pattern for forming the first conductive material.Form institute
Stating Part II includes forming multiple push-button units, and each push-button unit includes the second substrate layer and is formed on the second substrate layer
The second conductive material pattern, when the push-button unit is not pressed, the pattern of second conductive material and described
The pattern insulation of one conductive material.Break the part that the pattern of first conductive material is formed below respective keys unit
Open.And the pattern of second conductive material is formed so that each push-button unit when pressed, described second is conductive
The pattern of material is electrically connected with the pattern of first conductive material, to form conduction impedance.The conduction impedance causes described
The corresponding breaking part conducting of the pattern of the first conductive material, and the corresponding conduction impedance of at least two different key units is not
Together.
Alternatively, it is relative with the matrix form loop when the pattern of first conductive material includes matrix form loop
The different key unit answered corresponds to different conduction impedances.
Alternatively, the first base material includes the first plastic sheeting；Alternatively, first conductive material includes Copper Foil；
Alternatively, second base material includes the second plastic sheeting；Alternatively, second conductive material includes carbon ink；Alternatively, institute
The material for stating the first plastic sheeting and the second plastic sheeting is identical, or differs.
Brief description of the drawings
In order to be more fully understood from the disclosure and its advantage, referring now to the following description with reference to accompanying drawing, wherein：
Fig. 1 diagrammatically illustrates the schematic diagram in the matrix form loop of 2*2 in the keyboard of prior art；
Fig. 2 diagrammatically illustrates keyboard structure block diagram in accordance with an embodiment of the present disclosure；And
Each corresponding structure in push-button unit part that Fig. 3 diagrammatically illustrates keyboard in accordance with an embodiment of the present disclosure is shown
It is intended to；
Fig. 4 diagrammatically illustrates the block diagram of electronic equipment in accordance with an embodiment of the present disclosure；
Fig. 5 diagrammatically illustrates the method flow diagram of manufacture keyboard in accordance with an embodiment of the present disclosure.
Specific embodiment
According to reference to accompanying drawing to the described in detail below of disclosure exemplary embodiment, the other side of the disclosure, advantage
Be will become obvious for those skilled in the art with prominent features.
In the disclosure, term " including " and " containing " and its derivative mean including and it is unrestricted；Term "or" is bag
Containing property, mean and/or.
In this manual, following is explanation for describing the various embodiments of disclosure principle, should not be with any
Mode is construed to limit scope of disclosure.Referring to the drawings described below is used to help comprehensive understanding by claim and its equivalent
The exemplary embodiment of the disclosure that thing is limited.It is described below to help understand including various details, but these details should
Think what is be merely exemplary.Therefore, it will be appreciated by those of ordinary skill in the art that without departing substantially from the scope of the present disclosure and spirit
In the case of, embodiment described herein can be made various changes and modifications.Additionally, for clarity and brevity,
Eliminate the description of known function and structure.Additionally, running through accompanying drawing, same reference numbers are used for identity function and operation.
Avoid the method for " Ghost Key " to be mainly at present and this kind of input shielded in the software design patterns of the processor of key range,
Avoid that the 4th key of combination will be needed to fall into corresponding matrix form loop when designing key combination.But, can so make
Into the limitation of key combination mode, very big difficulty is brought to key combination design, also, in many occasions, such as game neck
Domain, is just difficult to meet demand when diversified key combination is needed.
According to each embodiment of the disclosure, there is provided one kind can effectively prevent the keyboard of " Ghost Key ", by causing extremely
Few two different key units when pressed, to that should have different conduction impedances, enable a processor to effectively identification through difference
The push button signalling of impedance transfer, so as to be accurately positioned each push-button unit being pressed.
According to one embodiment of the disclosure, when there is matrix form loop in keyboard, it is corresponding that matrix form loop is set
Different key unit correspond to different conduction impedances, even if the whole push-button units in pressing matrix form loop simultaneously, by
Different in the impedance of each push-button unit, the signal that each push-button unit is transmitted after being pressed also can be different such that it is able to clearly
Tell each push-button unit being pressed.The generation of " Ghost Key " is efficiently avoid in this way.
The keyboard of the disclosure each embodiment offer, can efficiently identify the signal that each push-button unit is pressed, because
This, when key combination is designed, it is not necessary to limited by " Ghost Key " matrix form loop.In this case, on the one hand to set
Meter personnel remove misgivings when Macintosh is designed, and on the other hand can increase quantity and the variation of combination, meet various
Various key combination demand.
Fig. 2 diagrammatically illustrates the structured flowchart of keyboard in accordance with an embodiment of the present disclosure, and Fig. 3 is diagrammatically illustrated
Each corresponding structural representation in push-button unit part of keyboard in accordance with an embodiment of the present disclosure.
As shown in Figure 2 and Figure 3, keyboard 200 in accordance with an embodiment of the present disclosure includes Part I 210 and is arranged at first
Part II 220 on part 210：Part I 210 includes that formed on the first base material layer 211 and the first base material layer first leads
The pattern 212 of electric material；Part II 220 includes multiple push-button units 221 (including push-button unit 221-1, push-button unit 221-
2nd, push-button unit 221-3 ... etc.), each push-button unit 221 includes the second substrate layer 2211 and is formed in the second substrate layer
The pattern 2212 of the second conductive material on 2211, when push-button unit 221 is not pressed, the pattern 2212 of the second conductive material
Pattern 212 with the first conductive material insulate；Break part of the pattern 212 of the first conductive material below respective keys unit
Open.When pressed, the pattern 212 of the conductive material of pattern 2212 and first of the second conductive material is electric for each push-button unit 221
Connection, to form conduction impedance.Conduction impedance causes that the corresponding breaking part of the pattern 212 of the first conductive material is turned on, and
The corresponding conduction impedance of at least two different key unit 212 is different.
In the present embodiment, by causing different key unit 212 when pressed, to that there should be different conduction impedances, make
Must be different by the push button signalling of different impedance transfers, by differentiating this signal difference, it becomes possible to be accurately positioned what is be pressed
Each push-button unit, such that it is able to realize the anti-ghost of full keyboard.
Keyboard 200 is made up of Part I 210 and the two parts of Part II 220, and wherein Part II 220 is located at first
Divide on 210, and there is the push-button unit that can be pressed and move down in Part II 220.Part II 220 not by
Before pressing, insulated with Part I 210.
Part I 210 includes the pattern 212 of the first base material layer 211 and the first conductive material, wherein the first conduction material
The pattern 212 of material is formed on the first base material layer 211.The pattern 212 of the first conductive material includes electric signal conductive loop figure, example
Such as whole keyboard signal outlet line figure.Also, as shown in Fig. 2 these conductive patterns break in the lower section of each push-button unit 221
Open.This ensure that before open position is not turned on, for example, the push-button unit 221 of pressing Part II 220 is with connection circuit
Before, the circuit on the pattern 212 of the first conductive material is to disconnect, and the transmission of signal is not had.
Part II 220 includes multiple push-button units 221, and push-button unit 221- is only symbolically enumerated in such as Fig. 2
1st, push-button unit 221-2, push-button unit 221-3 etc..Each push-button unit 221 includes the second substrate layer 2211 and the second conduction material
The pattern 2212 of material.Specifically, the pattern 2212 of the second conductive material is formed on the second substrate layer 2211, for example, such as Fig. 3 institutes
Show, the pattern 2212 of the second conductive material is formed in the second base material of the top of the open position of pattern 212 of the first conductive material
Layer 2211 on, and the pattern 2212 of the second conductive material size be greater than the first conductive material pattern 212 disconnect breach
Size.In this way, when push-button unit 221 is depressed to be moved down, the pattern 2212 of the second conductive material can be made
At least two relative ends for disconnecting breach with the pattern 212 of the first conductive material are connected, and make the figure of the first conductive material
The galvanic circle connection that case 212 is formed, carries out signal transmission.
Push-button unit 221 is pressed in keyboard 200 so that the breaking part conducting of the pattern 212 of the first conductive material, and
And at least two the different corresponding conduction impedance of push-button unit 221 it is different.In this way, different push-button units is pressed
The signal produced after pressure can be due to conduction impedance it is different and different, then by recognizing the corresponding signal of different impedances, with regard to energy
Enough it is accurately positioned the push-button unit being pressed.In this manner it is possible to clearly tell that specifically which button is pressed, effectively
Avoid interfering for push-button unit, effectively prevent the generation of " Ghost Key ".
Keyboard 200 can apply to the various electronics such as PC, typewriter, game machine, mobile phone.The button list of keyboard 200
The quantity and spread pattern of unit 212 can be with varied, according to being selected the need for specific electronic equipment.
When push-button unit 221 is not pressed, the figure of the pattern 2212 of the second conductive material and first conductive material
Case 212 insulate.This insulation can be by the realization spaced a distance of Part I 210 and Part II 220, it is also possible to
It is to arrange insulating film material therebetween, certain insulating film material is corresponding with the pattern 2212 of the second conductive material
There is through hole in place, so that after push-button unit 221 is pressed, the pattern 2212 of the second conductive material can be by the through hole and
The pattern 212 of one conductive material is contacted.
The pattern 212 of the first conductive material is formed on the first base material layer 211, can be existed by methods such as chemical photocopy
On the first base material layer 211, the first conductive material is printed according to pre-designed circuit pattern etc..
Similar, the pattern 2212 of the second conductive material is formed on two substrate layers 2211, or by chemical shadow
Size of the methods such as print in pre-designed position as needed on the second substrate layer 2211 prints the second conductive material.
Part of the pattern 212 of the first conductive material below respective keys unit 221 disconnects.In practical application, the side of being
Just good contact performance when technique processing and enhancing open position are switched on, the spacing of general breaking part is no more than button
The 1/3 of the overall dimensions of unit 221.
Each push-button unit 221 when pressed, the pattern of the conductive material of pattern 2212 and first of the second conductive material
212 electrical connections, to form conduction impedance.The conduction impedance causes that the phase breaking part of the pattern 212 of the first conductive material is turned on,
And the corresponding conduction impedance of at least two different key unit 221 is different.Realize that the different means of conduction impedance can have many
Plant various.For example, a kind of it may is that different push-button units 221 forms using the second conductive material of different materials
The pattern 2212 of two conductive materials, or formed to have and various sizes of second led using the second conductive material of same material
The pattern 2212 of electric material；Another kind is it may is that in the pattern 212 of different corresponding first conductive materials of push-button unit
It is upper that different impedances are set, so that having different impedances after the circuit turn-on of the pattern 212 of the first conductive material.
In accordance with an embodiment of the present disclosure, keyboard 200 sets each button list according to the conduction impedance of each push-button unit 221
The size of the pattern 2212 of the second conductive material of unit 221.
In the present embodiment, the conduction impedance needed for predefining good each push-button unit 221, further according to the conducting for determining
Impedance sets the size of the pattern 2212 of corresponding second conductive material.
For different push-button units, the pattern 2212 of the second conductive material is of different sizes, so that when the
The conduction impedance of the push-button unit 221 that the pattern 212 of the conductive material of pattern 2212 and first of two conductive materials is electrically connected to form
It is different.
This mode of the present embodiment so that in the manufacturing process of push-button unit, the Part I 210 to keyboard 200 can
To carry out mass, standardized production, the second substrate layer 2211 to the push-button unit 221 of Part II 220 is also carried out batch
Change, standardized production, it is thus only necessary to when forming the pattern 2212 of the second conductive material on the second substrate layer 2211, according to specific
The size requirement of 221 pairs of patterns of the second conductive material 2212 of each push-button unit is processed respectively.Can so be greatly enhanced
The production and processing efficiency of keyboard 200, especially, the pattern 212 of the first conductive material generally comprises the signal transmission of push-button unit
Circuit, line arrangement is complicated, and processing technology requirement is accurate and accurate.In contrast, the content of pattern 2212 of the second conductive material
It is then relatively easy.
In accordance with an embodiment of the present disclosure, when the pattern 212 of the first conductive material includes matrix form loop, returned with matrix form
The corresponding different key unit 221 in road corresponds to different conduction impedances.According to disclosed embodiment, matrix form loop refers to
Such loop, when the multiple push-button units corresponding to the loop are concurrently depressed, the loop forms a loop for closure.
Embodiments in accordance with the present invention, the corresponding multiple push-button units in matrix form loop can be multiple button lists adjacent two-by-two each other
Unit, such as four adjacent two-by-two each other push-button units.In accordance with an embodiment of the present disclosure, the corresponding multiple buttons in matrix form loop
In unit at least two can be with not adjacent to each other.In accordance with an embodiment of the present disclosure, the corresponding multiple button lists in matrix form loop
The geometric center line of unit may be constructed triangle, quadrangle, pentagon ... or other are various regular or irregular many
Side shape.
When the pattern 212 of the first conductive material includes matrix form loop, different key list corresponding with matrix form loop
Unit 221, for example, tetra- push-button units of A, B, C, D shown in Fig. 1, with different conduction impedances.Specifically, can pass through
Make each different key unit 221 corresponding with matrix form loop using the second conductive material 2212 of different materials, or
Use the pattern 2212 of various sizes of second conductive material of same material, or corresponding first conduction material of different key unit
Different impedances are set on the pattern 212 of material.Consider the high efficiency of keyboard manufacturing process, it may be preferred to make and matrix form loop pair
The different key unit 221 answered has the pattern 2212 of various sizes of second conductive material to realize the difference of conduction impedance.
The corresponding different key unit 221 in matrix form loop corresponds to different conduction impedances.In this way, that is, use
When the whole push-button units in matrix form loop are pressed in family simultaneously, because the impedance due to each push-button unit is different, each is pressed
The signal that key unit is transmitted after being pressed also can be different such that it is able to clearly tell each push-button unit being pressed, with
This mode efficiently avoid the generation of " Ghost Key ".In this case, when carrying out key combination design, avoid the need for being subject to
The limitation of " Ghost Key " matrix circuit, on the one hand for designer removes misgivings when key combination is designed, on the other hand can
Diversified function is realized to increase varied combination.For a user, especially for game man, the validity of button
Improve, Consumer's Experience lifting.
In accordance with an embodiment of the present disclosure, the first base material in keyboard 200 includes the first plastic sheeting.Alternatively, first lead
Electric material includes Copper Foil.Alternatively, the second base material includes the second plastic sheeting.Alternatively, the second conductive material includes carbon ink.Can
The material of selection of land, the first plastic sheeting and the second plastic sheeting is identical, or differs.
The first base material layer 210 is made up of the first base material, and the second substrate layer 220 is made up of the second base material.The first base material can be with
It is the first plastic sheeting, the second base material can be the second plastic sheeting, and the first plastic sheeting and the second plastic sheeting can be phases
Same plastic sheeting, or the plastic sheeting for differing.In general, can select polyester film (PET,
Polyethylene terephthalate) as the first plastic sheeting and/or the second plastic sheeting.Polyester film has excellent
Abrasion performance frictional property, dimensional stability and electrical insulating property can effectively extend the service life of product.
The pattern 212 of the first conductive material is to print the first conductive material on the first base material layer 211 to be formed.First leads
Electric material can be Copper Foil.The group 212 of the first conductive material etched with Copper Foil, such as circuit diagram, impedance stabilization, and Copper Foil grain
The arrangement mode of son is more stable, does not have particle dissociation, also, the circuit that Copper Foil is formed also is not in be sent out because of oxidation
The situation of raw poor flow.Generally speaking, form conductive on the first base material layer 211 as the first conductive material using Copper Foil
Pattern, can effectively improve processing efficiency, performance and the life-span of keyboard lines.
The pattern 2212 of the second conductive material is that the formation of the second conductive material is printed on the second substrate layer 221.Second
Conductive material can be carbon ink.Carbon ink has the resistance higher than Copper Foil, when doing the second conductive material with carbon ink, works as push-button unit
After being pressed, conduction impedance corresponding with push-button unit is larger, so that signal stream change is obvious.Different push-button units it
Between, by controlling the size of carbon ink, the notable differentiation of conduction impedance is formed, finally realize full keyboard " anti-ghost " effect.
In accordance with an embodiment of the present disclosure, the pattern 212 of the first conductive material also includes the light-emitting diodes route of pipe line.
In the present embodiment, the light-emitting diodes route of pipe line is provided with the pattern 212 of the first conductive material, it is thus possible to root
According to needs, one or more, one or more light emitting diodes are set in keyboard 200.So, keyboard 200 can have the back of the body
Light colorful, lifts Consumer's Experience.
In accordance with an embodiment of the present disclosure, the light-emitting diodes route of pipe line corresponds to the part of each push-button unit 221 including luminous
Diode 213 and current control resistor.
As shown in figure 3, light emitting diode 213 can be set on the correspondence position of the pattern 212 of the first conductive material.Electricity
Flow control resistance is used for the electric current for controlling to enter light emitting diode 213, maintains the current limit of Light-Emitting Diode in the model for allowing
In enclosing, the normal work and use safety of light emitting diode 213 is protected.Each push-button unit one light emitting diode 213 of correspondence,
Wherein, size, color of the corresponding light emitting diode 213 of each push-button unit etc. can be with identical, it is also possible to different.Also,
Simultaneously, light emitting diode 213 corresponding with the push-button unit 221 will be lit one push-button unit 221 of pressing every time, so that
The backlight colorful of multi-effect can be presented on keyboard 200, colourful visual impression during the use of keyboard 200 is enhanced
Receive, it will make user, especially professional game player etc., therefrom obtains greatly satisfaction and enjoyment.
Fig. 4 diagrammatically illustrates the block diagram of electronic equipment in accordance with an embodiment of the present disclosure.
As shown in figure 4, electronic equipment 300 in accordance with an embodiment of the present disclosure includes keyboard 200.Wherein, keyboard 200 is as schemed
Shown in 2 and Fig. 3, including Part I 210 and the Part II 220 being arranged on Part I 210：Part I 210 is wrapped
Include the pattern 212 of the first conductive material formed on the first base material layer 211 and the first base material layer 211；Part II 220 includes many
Individual push-button unit 221, each push-button unit 221 includes the second substrate layer 2211 and be formed on the second substrate layer 2211 second
The pattern 2212 of conductive material, when push-button unit 221 is not pressed, the conduction material of pattern 2212 and first of the second conductive material
The pattern 212 of material insulate；Part of the pattern 212 of the first conductive material below respective keys unit disconnects.And each is pressed
When pressed, the pattern 2212 of the second conductive material is electrically connected key unit 221 with the pattern 212 of the first conductive material, with shape
Into conduction impedance.Conduction impedance causes that the corresponding breaking part of the pattern 212 of the first conductive material is turned on, and at least two not
It is different with the corresponding conduction impedance of push-button unit 221.
In electronic equipment 300, the push-button unit 221 of keyboard 200 is pressed so that the pattern 212 of the first conductive material
Breaking part is turned on, and at least two different corresponding conduction impedances of push-button unit 221 are different.Electronic equipment 300 can
The signal that effectively identification comes by different impedance transfers, shows corresponding key information on the display of electronic equipment 300,
Press simultaneously electronic equipment 300 after multiple push-button units 221 and can not effectively recognize and lose corresponding input operation so as to avoid
Situation.
In electronic equipment 300, keyboard 200 can set each button list according to the conduction impedance of each push-button unit 221
The size of the pattern 2212 of the second conductive material of unit 221.In this case, during manufacture, can be to the Part I of keyboard 200
210 can carry out mass, standardized production, and the second substrate layer 2211 to the push-button unit 221 of Part II 220 is also carried out
Mass, standardized production, it is thus only necessary to when forming the pattern 2212 of the second conductive material on the second substrate layer 2211, according to
The requirement of the size of pattern 2212 of the second conductive material is processed respectively, drastically increases processing efficiency.Especially, first is conductive
The pattern 212 of material generally comprises the signal transmission line of push-button unit, and line arrangement is complicated, and processing technology requirement is accurate and accurate
Really, the content of pattern 2212 of 2 second conductive materials is then relatively easy.By this kind of mode, the manufacture effect of keyboard 200 is improve
Rate and workmanship, correspondingly, also improve the manufacture efficiency and quality of electronic equipment 300.
In electronic equipment 300, when the pattern 212 of the first conductive material of keyboard 200 includes matrix form loop, with matrix
The corresponding different key unit 221 in formula loop corresponds to different conduction impedances.In this manner it is possible to effectively realize keyboard
200 full keyboards " anti-ghost ", improve the input responding ability of electronic equipment 300.
In electronic equipment 300, the pattern 212 of the first conductive material of keyboard 200 also includes the light-emitting diodes route of pipe line.Enter one
Step ground, the part that the light-emitting diodes route of pipe line corresponds to each push-button unit can also have light emitting diode 213 and current control electricity
Resistance.The keyboard 200 of electronic equipment 300 has colorful backlight effect, in particular, can also be one hair of each push-button unit correspondence
Optical diode 213, not even with the corresponding light emitting diode of button can also be without together, such as the hair of different light emitting diode
Light color is different.Greatly lifting user is used these colorful backlight effects of keyboard visual experience during electronic equipment 300.
Fig. 5 diagrammatically illustrates the method flow diagram of manufacture keyboard in accordance with an embodiment of the present disclosure.
As shown in figure 5, the method for manufacture keyboard 200 includes step S510 and step S520.
In step S501, Part I 210 is formed, be included on the first base material layer 211 and form the figure of the first conductive material
Case 212.
In step S502, Part II 220 is formed on Part I 210, including form multiple push-button units 221, often
Individual push-button unit 221 includes the pattern of the second substrate layer 2211 and the second conductive material being formed on the second substrate layer 2211
2212, when push-button unit 221 is not pressed, the pattern 2212 of the second conductive material is exhausted with the pattern of the first conductive material 221
Edge.
In accordance with an embodiment of the present disclosure, the pattern of the first conductive material 221 is formed below respective keys unit 221
Part disconnect.The pattern 2212 of the second conductive material is formed so that each push-button unit 221 when pressed, and second leads
The pattern 2212 of electric material is electrically connected with the pattern of the first conductive material 221, to form conduction impedance；Conduction impedance causes first
The corresponding breaking part conducting of the pattern 212 of conductive material, and the corresponding conduction impedance of at least two different key unit 221
It is different.
The present embodiment sets different conduction impedances when keyboard is manufactured by different key unit 212 so that different
Push-button unit 212 be pressed after, corresponding push button signalling need to be transmitted by different conduction impedance, then by differentiating button
The difference caused by conduction impedance in signal, it becomes possible to be accurately positioned each push-button unit being pressed is complete such that it is able to realize
The anti-ghost of keyboard.
In accordance with an embodiment of the present disclosure, when forming Part II 220 in step S502, when the pattern of the first conductive material
212 when including matrix form loop, and the different key unit 221 corresponding from matrix form loop corresponds to different conductings and hinder
It is anti-.
When the pattern 212 of the first conductive material includes matrix form loop, to the corresponding different key list in matrix form loop
Unit 221 sets different conduction impedances.Specifically, can be made by making different key unit 221 corresponding with matrix form loop
With the second conductive material 2212 of different materials, or the pattern for using various sizes of second conductive material of same material
Different impedances are set on 2212, or the pattern 212 of corresponding first conductive material of different key unit.Consider manufacturing process
It is convenient, it may be preferred to there is various sizes of second conduction material by making different key unit 221 corresponding with matrix form loop
The pattern 2212 of material is realized.
The corresponding different key unit 221 in matrix form loop corresponds to different conduction impedances.In this way, even if user
Simultaneously when pressing the whole push-button units in matrix form loop, it is also possible to the difference according to push button signalling effectively identify each by
Key unit, so as to efficiently avoid the generation of " Ghost Key ".In this case, when key combination mode is designed, just it is not required to
To be limited by " Ghost Key " matrix circuit, on the one hand for designer removes misgivings when Macintosh is designed, on the other hand
Can increase multiple combination mode in design and realize diversified function.For a user, especially for game man, button
Validity is improved, and Consumer's Experience is strengthened.
In accordance with an embodiment of the present disclosure, when keyboard is manufactured, the material that various pieces can be selected is specifically as follows, and first
Base material includes the first plastic sheeting.Alternatively, the first conductive material includes Copper Foil.Alternatively, the second base material includes the second plastics
Film.Alternatively, the second conductive material includes carbon ink.Alternatively, the material of the first plastic sheeting and the second plastic sheeting is identical,
Or differ.
The first base material can be the first plastic sheeting, and the second base material can make the second plastic sheeting, the first plastic sheeting and
Second plastic sheeting can be identical plastic sheeting, or the plastic sheeting for differing.In general, can select to gather
Ester film (PET, Polyethylene terephthalate) is used as the first plastic sheeting and/or the second plastic sheeting.Polyester
Film has excellent abrasion performance frictional property, dimensional stability and electrical insulating property, can effectively extend the service life of product.
First conductive material can be Copper Foil.The circuit board impedance stabilization etched with Copper Foil, the arrangement mode of Copper Foil particle
It is more stable, there is no particle dissociation, circuit is also not in that the situation of poor flow occurs because of oxidation.Generally speaking,
Using Copper Foil as the first conductive material, conductive pattern is formed on the first base material layer, adding for keyboard lines can be effectively improved
Work efficiency rate, performance and life-span.
Second conductive material can be carbon ink.Carbon ink has the resistance higher than Copper Foil, and the second conductive material is done with carbon ink
When, it is larger with the corresponding conduction impedance of push-button unit 221 after push-button unit 221 is pressed, so that signal stream change is bright
It is aobvious.To different key unit 221, by controlling the size of carbon ink, the notable differentiation of conduction impedance between push-button unit is formed, most
Full keyboard " anti-ghost " effect is realized eventually, improves the operation responding ability of keyboard.
Although the certain exemplary embodiments with reference to the disclosure have shown and described the disclosure, art technology
Personnel it should be understood that in the case of the spirit and scope of the present disclosure limited without departing substantially from appended claims and its equivalent,
The various changes in form and details can be carried out to the disclosure.Therefore, the scope of the present disclosure should not necessarily be limited by above-described embodiment,
But not only should be determined by appended claims, also it is defined by the equivalent of appended claims.
Claims (10)
1. a kind of keyboard, including Part I and the Part II being arranged on the Part I, wherein：
The Part I includes the pattern of the first conductive material formed on the first base material layer and the first base material layer；
The Part II includes multiple push-button units, and each push-button unit includes the second substrate layer and is formed in the second substrate layer
On the second conductive material pattern, when the push-button unit is not pressed, the pattern of second conductive material with it is described
The pattern insulation of the first conductive material；
Part of the pattern of first conductive material below respective keys unit disconnects；And
When pressed, the pattern of second conductive material is electrically connected each push-button unit with the pattern of first conductive material
Connect, to form conduction impedance, the conduction impedance causes that the corresponding breaking part of the pattern of first conductive material is turned on, and
And at least two the corresponding conduction impedance of different key unit it is different.
2. keyboard according to claim 1, wherein, the conduction impedance according to each push-button unit set described in each
The size of the pattern of the second conductive material of push-button unit.
3. keyboard according to claim 1, wherein, when the pattern of first conductive material includes matrix form loop,
The different key unit corresponding from the matrix form loop corresponds to different conduction impedances.
4. keyboard according to claim 1, wherein：
The first base material includes the first plastic sheeting；And/or
First conductive material includes Copper Foil；And/or
Second base material includes the second plastic sheeting；And/or
Second conductive material includes carbon ink；And/or
The material of first plastic sheeting and the second plastic sheeting is identical, or differs.
5. keyboard according to claim 1, wherein, the pattern of first conductive material also includes light-emitting diodes pipeline
Road.
6. keyboard according to claim 5, wherein, the light-emitting diodes route of pipe line corresponds to the part of each push-button unit
Including light emitting diode and current control resistor.
7. a kind of electronic equipment, including the keyboard according to any one of claim 1~6.
8. it is a kind of manufacture keyboard method, including
Part I is formed, and,
Part II is formed on the Part I；
Wherein：
Form the Part I and be included on the first base material layer the pattern for forming the first conductive material；
Forming the Part II includes forming multiple push-button units, and each push-button unit includes the second substrate layer and is formed in the
The pattern of the second conductive material on two substrate layers, when the push-button unit is not pressed, the figure of second conductive material
Case insulate with the pattern of first conductive material；
The part that the pattern of first conductive material is formed below respective keys unit disconnects；And
The pattern of second conductive material is formed so that each push-button unit when pressed, second conductive material
Pattern electrically connected with the pattern of first conductive material, to form conduction impedance；The conduction impedance causes described first
The corresponding breaking part conducting of the pattern of conductive material, and the corresponding conduction impedance of at least two different key units is different.
9. method according to claim 8, wherein, when the pattern of first conductive material includes matrix form loop,
The different key unit corresponding from the matrix form loop corresponds to different conduction impedances.
10. method according to claim 8, wherein：
The first base material includes the first plastic sheeting；And/or
First conductive material includes Copper Foil；And/or
Second base material includes the second plastic sheeting；And/or
Second conductive material includes carbon ink；And/or
The material of first plastic sheeting and the second plastic sheeting is identical, or differs.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139564.7A CN106876203A (en) | 2017-03-09 | 2017-03-09 | A kind of method of keyboard, electronic equipment and manufacture keyboard |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710139564.7A CN106876203A (en) | 2017-03-09 | 2017-03-09 | A kind of method of keyboard, electronic equipment and manufacture keyboard |
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| Publication Number | Publication Date |
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| CN106876203A true CN106876203A (en) | 2017-06-20 |
Family
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| CN201710139564.7A Pending CN106876203A (en) | 2017-03-09 | 2017-03-09 | A kind of method of keyboard, electronic equipment and manufacture keyboard |
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| CN111756383A (en) * | 2019-03-29 | 2020-10-09 | 群光电子股份有限公司 | Keyboard scanning circuit and its control method |
| TWI764007B (en) * | 2019-03-29 | 2022-05-11 | 群光電子股份有限公司 | Keyboard scanning circuit and control method thereof |
| TWI875560B (en) * | 2024-04-08 | 2025-03-01 | 精元電腦股份有限公司 | Backlit keyboard device |
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