CN109934056A - Fingerprint identification module, fingerprint recognition and touch-control sensing component and display component - Google Patents
Fingerprint identification module, fingerprint recognition and touch-control sensing component and display component Download PDFInfo
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Abstract
The invention proposes a kind of fingerprint identification module, fingerprint recognition and touch-control sensing component, display component and terminals, wherein, fingerprint identification module is used for terminal, fingerprint identification module includes: multiple first induction electrodes, and the sum of the spacing of two the first induction electrodes of arbitrary neighborhood and the width of the first induction electrode of any one are first passage periodic width W1；With multiple first emission electrodes, the sum of the spacing of two the first emission electrodes of arbitrary neighborhood and the width of the first emission electrode of any one are second channel periodic width W2；Wherein, the range of first passage periodic width W1 and/or second channel periodic width W2 are 20 μm to 200 μm.The present invention facilitates production and processing so that preset requirement is more easily satisfied in the margin of tolerance of the first induction electrode and the first emission electrode infall by increasing the width in first passage period and second channel period in fingerprint identification module.
Description
Technical field
The invention belongs to terminal device technical fields, in particular to a kind of fingerprint identification module, a kind of fingerprint recognition
With touch-control sensing component, a kind of display component and a kind of terminal.
Background technique
With the development of nnir Rtorae technologies, some electronic equipment (such as mobile phone and computer) storage insides have a large amount of individuals
The capsule information such as information, the safety of these capsule information become even more important.Fingerprint recognition is to utilize fingerprint uniqueness and steady
Qualitative feature realizes identification, and fingerprint is remembered without user, and easy to carry, so fingerprint recognition is more and more
Be applied to terminal device in.
Existing fingerprint identification technology is in order to improve the precision of fingerprint recognition, usually by driving electrodes and induction electrode
The very little that width limits, while the spacing of two neighboring driving electrodes and the spacing of two neighboring induction electrode also very little.Such as Fig. 1
It is shown, in existing fingerprint identification module, the spacing and the first induced electricity of any one of two neighboring first induction electrode 12 '
The sum of width of pole 12 ' is 20 μm, the spacing and the first emission electrode of any one of two neighboring first emission electrode 14 '
The sum of 14 ' width is 20 μm, to realize the independent fingerprint input signal sensed in the region of each fingerprint identification unit.But
Since the width of electrode and the spacing of adjacent electrode are too small, and channel and route are overstocked in fingerprint identification device, in production plus
It during work, when induction electrode and driving electrodes arranged in a crossed manner, easily deviates, generates contraposition deviation, and then reduce fingerprint
The yields of identification device reduces fingerprint recognition effect, increases difficulty for production and processing.
Summary of the invention
The present invention is directed to solve at least one of the technical problems existing in the prior art or related technologies.
For this purpose, the first aspect of the present invention proposes a kind of fingerprint identification module.
The second aspect of the present invention proposes a kind of fingerprint recognition and touch-control sensing component.
The third aspect of the present invention proposes a kind of display component.
The fourth aspect of the present invention proposes a kind of terminal.
In view of this, first aspect present invention proposes a kind of fingerprint identification module, it is used for terminal, comprising: multiple first
The sum of width of induction electrode, the spacing of two the first induction electrodes of arbitrary neighborhood and the first induction electrode of any one is the
One channel period width W1；With multiple first emission electrodes, the spacing of two the first emission electrodes of arbitrary neighborhood with it is any
The sum of width of a first emission electrode is second channel periodic width W2；Wherein, first passage periodic width W1 and/or second
The range of channel period width W2 is 20 μm to 200 μm.
In the present invention, the width of the spacing between two neighboring first induction electrode and one of them the first induction electrode
The sum of be first passage periodic width W1, spacing and one of them first emission electrode between two neighboring first emission electrode
The sum of width be second channel periodic width W2.By increasing first passage periodic width W1 and second in fingerprint identification module
Channel period width W2, is adjusted to 20 μm to 200 μm, so that the tolerance model of the first induction electrode and the first emission electrode infall
Preset bound tolerance can easily be met by enclosing, and then on the one hand facilitate production and processing, and another convenience can have
Effect avoids the first induction electrode and the first emission electrode infall offset from excessively influencing fingerprint recognition effect.Specifically, logical
Cross and first passage periodic width W1 and/or second channel periodic width W2 be adjusted to 20 μm to 200 μm, due to fingerprint ridge and
Paddy has 300 μm to 500 μm of microsize, therefore, when first passage periodic width is 200 μm, on the one hand presses in finger
When pressing fingerprint identification module, the ridge of fingerprint and paddy can effectively trigger fingerprint identification module, meet the needs of fingerprint recognition performance,
On the other hand the yields of fingerprint identification module, processing easy to produce can also be effectively improved.
In addition, the fingerprint identification module in above-described embodiment provided by the invention can also have following supplementary technology special
Sign:
In the above-mentioned technical solutions, it is preferable that the model of first passage periodic width W1 and/or second channel periodic width W2
Enclose is 70 μm to 200 μm.
In the technical scheme, by by the range of first passage periodic width W1 and/or second channel periodic width W2
70 μm to 200 μm are further defined to, the width in first passage period and second channel period is increased, so that the first transmitting electricity
When pole and the first induction electrode are processed, easier can meet the needs of alignment tolerance, avoid the first emission electrode and first
After lesser offset occurs for induction electrode, just beyond the demand for processing the alignment tolerance to be met, fingerprint recognition effect is influenced.
In any of the above-described technical solution, it is preferable that the alignment tolerance of the first induction electrode and the first emission electrode is less than
Or it is equal to 150 μm, the ratio range of corresponding tolerance and first passage periodic width W1 or second channel periodic width W2 are greater than 0,
And it is less than or equal to 1.
In the technical scheme, when processing fingerprint identification module, the first induction electrode and the first emission electrode need into
Row contraposition, the margin of tolerance achieved of the two contraposition, as alignment tolerance.The technical solution define the first induction electrode and
The alignment tolerance of first emission electrode and the ratio range of first passage periodic width W1 are greater than 0, and are less than or equal to 1, or limit
The ratio range of the alignment tolerance and second channel periodic width W2 of having determined the first induction electrode and the first emission electrode is greater than 0,
And it is less than or equal to 1, in addition specifically define that the alignment tolerance is less than or equal to 150 μm.The alignment tolerance is less than or equal to 150
μm, while so that the processing of the first induction electrode and the first emission electrode is more convenient, it can effectively avoid the first induced electricity
The alignment tolerance of pole and the first emission electrode is excessive, and the failure of fingerprint recognition is caused greater than 150 μm.In addition, limiting the contraposition
The ratio of tolerance and first passage periodic width W1 or second channel periodic width W2 are greater than 0 and are less than or equal to 1, due to first
The range of channel period width W1 and/or second channel periodic width W2 are 20 μm to 200 μm, so that the first induction electrode and the
One emission electrode is easier to be processed according to preset tolerance, aligns more accurate, it is ensured that the validity of fingerprint recognition.
Preferably, the alignment tolerance range of the first induction electrode and the first emission electrode is 100 μm to 150 μm.
In any of the above-described technical solution, it is preferable that above-mentioned corresponding tolerance and first passage periodic width W1 or second are logical
The ratio of road periodic width W2 is less than or equal to 0.1.
In the technical scheme, the alignment tolerance of the first induction electrode and the first emission electrode is further defined, with
The ratio of one channel period width W1 or second channel periodic width W2 are less than or equal to 0.1, so that the first induction electrode and the
The contraposition of one emission electrode is more accurate, and then improves the sensitivity and accuracy of fingerprint recognition.In addition, due to due to first logical
The range of road periodic width W1 and/or second channel periodic width W2 are 20 μm to 200 μm, and channel period is wider, can be effective
It avoids making the first induction electrode or the first emission electrode when deviation occurs because channel period is relatively narrow, maximization is reacted to
Contraposition between the two causes the contraposition effect of the first induction electrode and the first emission electrode poor, and fingerprint recognition effect is poor.Separately
Outside, so that the processing of the first induction electrode and the first emission electrode is more easy, it is advantageously implemented the high sensitivity of fingerprint recognition
And it is suitable for batch production.
In any of the above-described technical solution, it is preferable that multiple first induction electrodes are equidistant and are arranged mutually parallel, multiple
First emission electrode is equidistant and is arranged mutually parallel, and multiple first induction electrodes are in intersect row with multiple first emission electrodes
Cloth.
In the technical scheme, multiple first induction electrodes are equidistant and arrangement parallel to each other, multiple first emission electrodes
Arrangement equidistant and parallel to each other.On the one hand make the arrangement of multiple first induction electrodes and multiple first emission electrodes more equal
It is even, so that the sensitivity of fingerprint recognition throughout obtains unification.On the other hand make multiple first passage periodic width W1
Equal, multiple second channel periodic width W2 are equal, facilitate production and processing, and further avoid the first induction electrode and the first hair
Radio pole infall offset is excessive and influences fingerprint recognition effect.
Second aspect of the present invention proposes a kind of fingerprint recognition and touch-control sensing component, comprising: touch-control sensing module；Such as
The fingerprint identification module of any one of above-mentioned technical proposal.
Fingerprint recognition proposed by the present invention and touch-control sensing component have in touch-control sensing module and above-mentioned technical proposal and appoint
One fingerprint identification module, and then the beneficial effect with the fingerprint identification module in any of the above-described technical solution, herein not
It repeats one by one.
In the above-mentioned technical solutions, it is preferable that touch-control sensing module includes: multiple second induction electrodes, arbitrary neighborhood two
The sum of the spacing of a second induction electrode and the width of the second induction electrode of any one are third channel periodic width W3；With
Multiple second emission electrodes, the spacing of two the second emission electrodes of arbitrary neighborhood and the width of the second emission electrode of any one
The sum of be fourth lane periodic width W4；Wherein, the range of third channel periodic width W3 and/or fourth lane periodic width W4
For 2mm to 6mm.
In the technical scheme, by increasing third channel periodic width W3 and fourth lane period in touch-control sensing module
Width W4 is adjusted to 2mm to 6mm, and the second induction electrode and the margin of tolerance of the second emission electrode infall are held very much
Easy meets preset bound tolerance, and then on the one hand facilitates production and processing, and another convenience can effectively avoid second
Induction electrode and the second emission electrode infall offset excessively influence fingerprint recognition effect.Specifically, by the way that third is led to
Road periodic width W3 and/or fourth lane periodic width W4 are adjusted to 2mm to 6mm, on the one hand avoid the width mistake of channel period
It is small, the second induction electrode and the second emission electrode easily deviation in process, and strong influence two are caused less than 2mm
Contraposition effect between person, and then influence touch-control sensitivity and touch accuracy；On the other hand avoid the width of channel period excessive,
Touch-control effect is influenced greater than 6mm.
In any of the above-described technical solution, it is preferable that third channel periodic width W3 is with fourth lane periodic width W4
4.5mm。
In the technical scheme, by the way that third channel periodic width W3 and/or fourth lane periodic width W4 is further
It is limited to 4.5mm, increases the width in third channel period and fourth lane period, so that the second emission electrode and the second induction
When electrode machining, easier can meet the needs of alignment tolerance, processing easy to produce avoids the second emission electrode and second
After lesser offset occurs for induction electrode, just beyond the demand for processing the alignment tolerance to be met, fingerprint recognition effect is influenced.
In any of the above-described technical solution, it is preferable that the alignment tolerance of the second induction electrode and the second emission electrode is less than
Or be equal to 150 μm, the ratio of above-mentioned corresponding tolerance and third channel periodic width W3 or fourth lane periodic width W4 be less than or
Equal to 0.05.
In the technical scheme, when processing touch-control sensing module, the second induction electrode and the second emission electrode need into
Row contraposition, the margin of tolerance achieved of the two contraposition, the as alignment tolerance of the two.The technical solution defines the second induction
The ratio of the alignment tolerance of electrode and the second emission electrode and third channel periodic width W3 are less than or equal to 0.05, or define
The ratio of the alignment tolerance of second induction electrode and the second emission electrode and fourth lane periodic width W4 are less than or equal to 0.05,
In addition specifically define that the alignment tolerance is less than or equal to 150 μm.The alignment tolerance is less than or equal to 150 μm, so that the second sense
While answering the processing of electrode and the second emission electrode more convenient, the second induction electrode and second can effectively be avoided to emit electricity
The alignment tolerance of pole is excessive, causes touch-control effect poor greater than 150 μm.In addition, limiting the alignment tolerance and third channel period
The ratio of width W3 or fourth lane periodic width W4 are less than or equal to 0.05, due to third channel periodic width W3 and/or the
The range of four-way periodic width W4 is 2mm to 6mm, so that the second induction electrode and the second emission electrode are easier according to default
Tolerance processed, align it is more accurate, it is ensured that the sensitivity and accuracy of touch-control.Preferably, the second induction electrode
Alignment tolerance range with the second emission electrode is 100 μm to 150 μm.
In any of the above-described technical solution, it is preferable that multiple second induction electrodes are equidistant and are arranged mutually parallel, multiple
Second emission electrode is equidistant and is arranged mutually parallel, and multiple second induction electrodes are in intersect row with multiple second emission electrodes
Cloth.
In the technical scheme, multiple second induction electrodes are equidistant and arrangement parallel to each other, multiple second emission electrodes
Arrangement equidistant and parallel to each other.On the one hand make the arrangement of multiple second induction electrodes and multiple second emission electrodes more equal
It is even, so that the sensitivity of touch-control sensing throughout obtains unification；On the other hand make multiple third channel periodic width W3
Equal, multiple fourth lane periodic width W4 are equal, facilitate production and processing, and further avoid the second induction electrode and the second hair
Radio pole infall offset is excessive and influences fingerprint recognition effect.
In any of the above-described technical solution, it is preferable that first passage periodic width W1's and third channel periodic width W3
Ratio range is 0.005 to 0.1 and/or second channel periodic width W2 and the ratio range of fourth lane periodic width W4 are
0.005 to 0.1.
In the technical scheme, by setting first passage periodic width W1 is proportional to third channel periodic width W3
It sets, and/or by second channel periodic width W2 setting proportional to fourth lane periodic width W4.On the one hand make touch-control sensing
Module is whole to have good translucency with fingerprint identification module, and the viewing area of terminal screen is especially in fingerprint identification module
When interior, more enough raising light transmission uniformities.When on the other hand making touch-control sensing module and integrally disposed fingerprint identification module, i.e., two
When induction electrode among person is located at the same side of same substrate, emission electrode is located at the same side of same substrate, by two
When substrate stacks setting, the deviation of appearance can more uniformly incude the second emission electrode in touch-control sensing module and second
The first emission electrode and the first induction electrode infall in electrode infall and fingerprint identification module are influenced.Be conducive to same
When meet the tolerance requirements and fingerprint identification module of the second emission electrode and the second induction electrode infall in touch-control sensing module
In the first emission electrode and the first induction electrode infall tolerance requirements.Preferably, first passage periodic width W1 and
The ratio range of triple channel periodic width W3 is 0.01 to 0.04 and/or second channel periodic width W2 and fourth lane period
The ratio range of width W4 is 0.01 to 0.04, further, it is preferably to be 0.03.
In any of the above-described technical solution, it is preferable that fingerprint recognition and touch-control sensing component further include: first substrate, the
One induction electrode and the second induction electrode are located at the same side of first substrate；The second substrate, the first emission electrode and the second transmitting
Electrode is located at the same side of the second substrate.
In the technical scheme, the second induction in the first induction electrode and touch-control sensing module in fingerprint identification module
Electrode is located at the same side of first substrate, the second hair in the first emission electrode and touch-control sensing module in fingerprint identification module
Radio pole is located at the same side of the second substrate, and then when first substrate and the second substrate are stacked setting, due to touch-control sensing
The in the tolerance and fingerprint identification module of the second induction electrode and the second emission electrode in module intersected at contraposition
The tolerance of one induction electrode and the first emission electrode intersected at contraposition is different, and the tolerance in touch-control sensing module is wanted
Much larger than the tolerance in fingerprint identification module, and then touch-control sensing module easily occurs and meets tolerance and fingerprint recognition
The first induction electrode in module and the case where its tolerance is not achieved at the intersection contraposition of the first emission electrode, leads to two
The assembly of substrate is failed, and processing efficiency is influenced.And the present invention is by increasing first passage periodic width W1 and second channel period
Width W2, so that the tolerance that is easily met of the first emission electrode and the first induction electrode infall is wanted in fingerprint identification module
It asks, and then is conducive to the tolerance for meeting touch-control sensing module and fingerprint identification module simultaneously, improve processing efficiency and product
Qualification rate.
In addition, fingerprint identification module and touch-control sensing module can also have following arrangement mode: first, fingerprint recognition and
Touch-control sensing component further include: third substrate, the first induction electrode and the second induction electrode are located at the two sides of third substrate；
Tetrabasal, the first emission electrode and the second emission electrode are located at the same side of tetrabasal.Second, fingerprint recognition and touch-control sense
Answer component further include: the 5th substrate, the first induction electrode and the second induction electrode are located at the same side of the 5th substrate；6th base
Plate, the first emission electrode and the second emission electrode are located at the two sides of the 6th substrate.
Third aspect present invention proposes a kind of display component, comprising: display screen；With any one of such as above-mentioned technical proposal
Fingerprint identification module；Or fingerprint recognition and touch-control sensing component such as any one of above-mentioned technical proposal.
Display component proposed by the present invention, due to fingerprint identification module or fingerprint with any one of above-mentioned technical proposal
Identification and touch-control sensing component, and then the fingerprint identification module with any of the above-described technical solution or fingerprint recognition and touch-control sensing
The beneficial effect of component, will not repeat them here.
Fourth aspect present invention proposes a kind of terminal, comprising: such as the fingerprint recognition mould of any one of above-mentioned technical proposal
Block；Or fingerprint recognition and touch-control sensing component such as any one of above-mentioned technical proposal；Or such as the display in above-mentioned technical proposal
Component.
Terminal proposed by the present invention, due to the fingerprint identification module with any one of above-mentioned technical proposal, fingerprint recognition
With touch-control sensing component or display component, and then with any of the above-described technical solution fingerprint identification module, fingerprint recognition and touching
The beneficial effect for controlling inductive component or display component, will not repeat them here.
Additional aspect and advantage of the invention will become obviously in following description section, or practice through the invention
Recognize.
Detailed description of the invention
Above-mentioned and/or additional aspect of the invention and advantage will become from the description of the embodiment in conjunction with the following figures
Obviously and it is readily appreciated that, in which:
Fig. 1 shows a fingerprint identification module structural schematic diagram in the related technology；
Fig. 2 shows the fingerprint identification module structural schematic diagrams of one embodiment of the invention.
Wherein, the corresponding relationship in Fig. 1 and Fig. 2 between appended drawing reference and component names are as follows:
In Fig. 1: 12 ' first induction electrodes, 14 ' first emission electrodes；In Fig. 2: 12 first induction electrodes, 14 first transmittings
Electrode.
Specific embodiment
To better understand the objects, features and advantages of the present invention, with reference to the accompanying drawing and specific real
Applying mode, the present invention is further described in detail.It should be noted that in the absence of conflict, the implementation of the application
Feature in example and embodiment can be combined with each other.
In the following description, numerous specific details are set forth in order to facilitate a full understanding of the present invention, still, the present invention may be used also
To be implemented using other than the one described here other modes, therefore, protection scope of the present invention is not by described below
Specific embodiment limitation.
The fingerprint identification module described according to some embodiments of the invention, fingerprint recognition and touch-control sense are described referring to Fig. 2
Answer component, display component and terminal.
As shown in Fig. 2, first aspect present invention embodiment proposes a kind of fingerprint identification module, it is used for terminal, comprising: more
A first induction electrode 12, spacing and the first induction electrode of any one 12 of two the first induction electrodes 12 of arbitrary neighborhood
The sum of width is first passage periodic width W1；With multiple first emission electrodes 14, two the first emission electrodes 14 of arbitrary neighborhood
Spacing and the sum of the width of the first emission electrode of any one 14 be second channel periodic width W2；Wherein, first passage
The range of periodic width W1 and/or second channel periodic width W2 are 20 μm to 200 μm.
In the present invention, the spacing between two neighboring first induction electrode 12 and one of them the first induction electrode 12
The sum of width is first passage periodic width W1, spacing and one of them first hair between two neighboring first emission electrode 14
The sum of width of radio pole 14 is second channel periodic width W2.By increasing first passage periodic width in fingerprint identification module
W1 and second channel periodic width W2, is adjusted to 20 μm to 200 μm, so that the first induction electrode 12 and the first emission electrode 14 are handed over
The margin of tolerance at fork can easily meet preset bound tolerance, and then on the one hand facilitate production and processing, separately
One conveniently can effectively avoid the first induction electrode 12 and 14 infall offset of the first emission electrode from excessively influencing fingerprint knowledge
Other effect.Specifically, by the way that first passage periodic width W1 and/or second channel periodic width W2 are adjusted to 20 μm to 200 μ
M, since the ridge of fingerprint and paddy have 300 μm to 500 μm of microsize, when first passage periodic width is 200 μm
When, on the one hand when finger presses fingerprint identification module, the ridge of fingerprint and paddy can effectively trigger fingerprint identification module, and satisfaction refers to
On the other hand the demand of line recognition performance can also effectively improve the yields of fingerprint identification module, processing easy to produce.
In one embodiment of the invention, it is preferable that as shown in Fig. 2, first passage periodic width W1 and/or second is logical
The range of road periodic width W2 is 70 μm to 200 μm.
In this embodiment, by by the range of first passage periodic width W1 and/or second channel periodic width W2 into
One step is limited to 70 μm to 200 μm, increases the width in first passage period and second channel period, so that the first emission electrode
14 and first induction electrode 12 process when, easier can meet the needs of alignment tolerance, avoid 14 He of the first emission electrode
After lesser offset occurs for the first induction electrode 12, just beyond the demand for processing the alignment tolerance to be met, fingerprint knowledge is influenced
Other effect.Preferably, first passage periodic width W1 and/or second channel periodic width W2 is 70 μm or 100 μm or 120 μm.
In one embodiment of the invention, it is preferable that the contraposition of the first induction electrode 12 and the first emission electrode 14 is public
Difference is less than or equal to 150 μm, the ratio range of corresponding tolerance and first passage periodic width W1 or second channel periodic width W2
Greater than 0, and it is less than or equal to 1.
In this embodiment, when processing fingerprint identification module, the first induction electrode 12 and the first emission electrode 14 need
It is aligned, the margin of tolerance achieved of the two contraposition, as alignment tolerance.The technical solution defines the first induction electrode
12 and first emission electrode 14 alignment tolerance and the ratio range of first passage periodic width W1 be greater than 0, and be less than or equal to
1, or define the alignment tolerance of the first induction electrode 12 and the first emission electrode 14 and the ratio of second channel periodic width W2
Range is greater than 0, and is less than or equal to 1, in addition specifically defines that the alignment tolerance is less than or equal to 150 μm.The alignment tolerance is small
In or be equal to 150 μm, can be effective while so that the processing of the first induction electrode 12 and the first emission electrode 14 is more convenient
It avoids the alignment tolerance of the first induction electrode 12 and the first emission electrode 14 excessive, the mistake of fingerprint recognition is caused greater than 150 μm
Effect.In addition, it is greater than 0 and small with the ratio of first passage periodic width W1 or second channel periodic width W2 to limit the alignment tolerance
In or be equal to 1, due to the range of first passage periodic width W1 and/or second channel periodic width W2 be 20 μm to 200 μm, make
It obtains the first induction electrode 12 and the first emission electrode 14 is easier to be processed according to preset tolerance, align more smart
It is quasi-, it is ensured that the validity of fingerprint recognition.
In one embodiment of the invention, it is preferable that above-mentioned corresponding tolerance and first passage periodic width W1 or second
The ratio of channel period width W2 is less than or equal to 0.1.
In this embodiment, the alignment tolerance of the first induction electrode 12 and the first emission electrode 14 is further defined, with
The ratio of first passage periodic width W1 or second channel periodic width W2 are less than or equal to 0.1, so that the first induction electrode 12
It is more accurate with the contraposition of the first emission electrode 14, and then improve the sensitivity and accuracy of fingerprint recognition.In addition, due to due to
The range of first passage periodic width W1 and/or second channel periodic width W2 are 20 μm to 200 μm, and channel period is wider, energy
It is enough effectively to avoid making the first induction electrode 12 or the first emission electrode 14 when deviation occurs because channel period is relatively narrow, greatly
The contraposition being reacted between the two changed, causes the contraposition effect of the first induction electrode 12 and the first emission electrode 14 poor, fingerprint
Recognition effect is poor.Further, it enables the processing of the first induction electrode 12 and the first emission electrode 14 is more easy, it is advantageously implemented finger
Line identification high sensitivity and be suitable for batch production.Preferably, above-mentioned corresponding tolerance and first passage periodic width W1 or the
The ratio of two channel periodic width W2 is 0.08 or 0.09.
In one embodiment of the invention, it is preferable that multiple first induction electrodes 12 are equidistant and are arranged mutually parallel,
Multiple first emission electrodes 14 are equidistant and are arranged mutually parallel, and multiple first induction electrodes 12 and multiple first emission electrodes
14 be in cross arrangement.
In this embodiment, multiple first induction electrodes 12 are equidistant and arrangement parallel to each other, multiple first emission electrodes
14 arrangements equidistant and parallel to each other.On the one hand make the arrangement of multiple first induction electrodes 12 and multiple first emission electrodes 14
It is more uniform, so that the sensitivity of fingerprint recognition throughout obtains unification.On the other hand make multiple first passage periods
Width W1 is equal, multiple second channel periodic width W2 are equal, facilitates production and processing, and further avoid the first induction electrode 12
Excessively fingerprint recognition effect is influenced with 14 infall offset of the first emission electrode.
Second aspect of the present invention embodiment proposes a kind of fingerprint recognition and touch-control sensing component, comprising: touch-control sensing mould
Block；With the fingerprint identification module of any one of such as above-described embodiment.
Fingerprint recognition proposed by the present invention and touch-control sensing component have any in touch-control sensing module and above-described embodiment
The fingerprint identification module of item, and then the beneficial effect with the fingerprint identification module in any of the above-described embodiment, herein not one by one
It repeats.
In one embodiment of the invention, it is preferable that touch-control sensing module includes: multiple second induction electrodes, arbitrarily
The sum of the spacing of two neighboring second induction electrode and the width of the second induction electrode of any one are that the third channel period is wide
Spend W3；With multiple second emission electrodes, the spacing and any one second of two the second emission electrodes of arbitrary neighborhood emit electricity
The sum of width of pole is fourth lane periodic width W4；Wherein, third channel periodic width W3 and/or fourth lane periodic width
The range of W4 is 2mm to 6mm.
In this embodiment, wide by increasing third channel periodic width W3 and fourth lane period in touch-control sensing module
W4 is spent, 2mm to 6mm is adjusted to, the second induction electrode and the margin of tolerance of the second emission electrode infall is easy to
Meet preset bound tolerance, and then on the one hand facilitate production and processing, another convenience can effectively avoid the second sense
Electrode and the second emission electrode infall offset is answered excessively to influence fingerprint recognition effect.Specifically, by by third channel
Periodic width W3 and/or fourth lane periodic width W4 are adjusted to 2mm to 6mm, on the one hand avoid the width of channel period too small,
Lead to the second induction electrode and the second emission electrode easily deviation in process, and both strong influences less than 2mm
Between contraposition effect, and then influence touch-control sensitivity and touch accuracy；On the other hand avoid the width of channel period excessive, greatly
Touch-control effect is influenced in 6mm.
In one embodiment of the invention, it is preferable that third channel periodic width W3 and fourth lane periodic width W4
For 4.5mm.
In this embodiment, by further limiting third channel periodic width W3 and/or fourth lane periodic width W4
It is set to 4.5mm, increases the width in third channel period and fourth lane period, so that the second emission electrode and the second induced electricity
When pole processes, easier can meet the needs of alignment tolerance, processing easy to produce avoids the second emission electrode and second from feeling
After answering electrode that lesser offset occurs, just beyond the demand for processing the alignment tolerance to be met, fingerprint recognition effect is influenced.
In one embodiment of the invention, it is preferable that the alignment tolerance of the second induction electrode and the second emission electrode is small
In or be equal to 150 μm, the ratio of corresponding tolerance and third channel periodic width W3 or fourth lane periodic width W4 are less than or wait
In 0.05.
In this embodiment, when processing touch-control sensing module, the second induction electrode and the second emission electrode need to carry out
Contraposition, the margin of tolerance achieved of the two contraposition, the as alignment tolerance of the two.The technical solution defines the second induced electricity
The ratio of the alignment tolerance of pole and the second emission electrode and third channel periodic width W3 are less than or equal to 0.05, or define the
The ratio of the alignment tolerance of two induction electrodes and the second emission electrode and fourth lane periodic width W4 are less than or equal to 0.05, separately
Specifically define that the alignment tolerance is less than or equal to 150 μm outside.The alignment tolerance is less than or equal to 150 μm, so that the second induction
While the processing of electrode and the second emission electrode is more convenient, the second induction electrode and the second emission electrode can be effectively avoided
Alignment tolerance it is excessive, cause touch-control effect poor greater than 150 μm.In addition, limiting the alignment tolerance and the third channel period is wide
The ratio for spending W3 or fourth lane periodic width W4 is less than or equal to 0.05, due to third channel periodic width W3 and/or the 4th
The range of channel period width W4 is 2mm to 6mm, so that the second induction electrode and the second emission electrode are easier according to preset
Tolerance is processed, and is aligned more accurate, it is ensured that the sensitivity and accuracy of touch-control.Preferably, the second induction electrode and
The alignment tolerance range of second emission electrode is 100 μm to 150 μm.
In one embodiment of the invention, it is preferable that multiple second induction electrodes are equidistant and are arranged mutually parallel, more
A second emission electrode is equidistant and is arranged mutually parallel, and multiple second induction electrodes are in intersect with multiple second emission electrodes
Arrangement.
In this embodiment, multiple second induction electrodes are equidistant and arrangement parallel to each other, multiple second emission electrodes etc.
Spacing and arrangement parallel to each other.On the one hand make the arrangement of multiple second induction electrodes and multiple second emission electrodes more equal
It is even, so that the sensitivity of touch-control sensing throughout obtains unification；On the other hand make multiple third channel periodic width W3
Equal, multiple fourth lane periodic width W4 are equal, facilitate production and processing, and further avoid the second induction electrode and the second hair
Radio pole infall offset is excessive and influences fingerprint recognition effect.
In one embodiment of the invention, it is preferable that first passage periodic width W1 and third channel periodic width W3
Ratio range be 0.005 to 0.1 and/or second channel periodic width W2 and fourth lane periodic width W4 ratio range
It is 0.005 to 0.1.
In this embodiment, by by first passage periodic width W1 setting proportional to third channel periodic width W3,
And/or by second channel periodic width W2 setting proportional to fourth lane periodic width W4.On the one hand make touch-control sensing mould
Block is whole to have good translucency with fingerprint identification module, especially in the viewing area that fingerprint identification module is in terminal screen
When, more enough raising light transmission uniformities.Both when on the other hand making touch-control sensing module and integrally disposed fingerprint identification module, i.e.,
Among induction electrode be located at the same side of same substrate, when emission electrode is located at the same side of same substrate, by two bases
When sheetpile folds setting, the deviation of appearance can be more uniformly to the second emission electrode in touch-control sensing module and the second induced electricity
The first emission electrode 14 and 12 infall of the first induction electrode in pole infall and fingerprint identification module are influenced.Be conducive to
Meet the tolerance requirements and fingerprint recognition mould of the second emission electrode and the second induction electrode infall in touch-control sensing module simultaneously
The tolerance requirements of 12 infall of the first emission electrode 14 and the first induction electrode in block.Preferably, first passage periodic width
The ratio range of W1 and third channel periodic width W3 is 0.01 to 0.04 and/or second channel periodic width W2 and four-way
The ratio range of road periodic width W4 is 0.01 to 0.04, further, it is preferably to be 0.03.
In one embodiment of the invention, it is preferable that fingerprint recognition and touch-control sensing component further include: first substrate,
First induction electrode 12 and the second induction electrode are located at the same side of first substrate；The second substrate, the first emission electrode 14 and
Two emission electrodes are located at the same side of the second substrate.
In this embodiment, the first induction electrode 12 in fingerprint identification module and the in touch-control sensing module second induction
Electrode is located at the same side of first substrate, the first emission electrode 14 in fingerprint identification module and second in touch-control sensing module
Emission electrode is located at the same side of the second substrate, and then when first substrate and the second substrate are stacked setting, due to touch-control sense
In the tolerance and fingerprint identification module intersected at contraposition for answering the second induction electrode and the second emission electrode in module
First induction electrode 12 is different with the tolerance of the first emission electrode 14 intersected at contraposition, the tolerance in touch-control sensing module
It is required that being significantly larger than the tolerance in fingerprint identification module, and then touch-control sensing module easily occurs and meets tolerance and refers to
The feelings of its tolerance are not achieved at the intersection contraposition of the first induction electrode 12 and the first emission electrode 14 in line identification module
Condition causes the assembly of two substrates to be failed, influences processing efficiency.And the present invention is by increasing first passage periodic width W1 and the
Two channel periodic width W2 so that in fingerprint identification module 12 infall of the first emission electrode 14 and the first induction electrode very appearance
Easily meet tolerance, and then be conducive to the tolerance for meeting touch-control sensing module and fingerprint identification module simultaneously, improves and add
Work efficiency rate and product qualification rate.
In addition, fingerprint identification module and touch-control sensing module can also have following arrangement mode: first, fingerprint recognition and
Touch-control sensing component further include: third substrate, the first induction electrode 12 and the second induction electrode are located at the two of third substrate
Side；Tetrabasal, the first emission electrode 14 and the second emission electrode are located at the same side of tetrabasal.Second, fingerprint recognition and
Touch-control sensing component further include: the 5th substrate, the first induction electrode 12 and the second induction electrode are located at the same side of the 5th substrate；
6th substrate, the first emission electrode 14 and the second emission electrode are located at the two sides of the 6th substrate.
Third aspect present invention embodiment proposes a kind of display component, comprising: display screen；Appoint in such as above-described embodiment
One fingerprint identification module；Or fingerprint recognition and touch-control sensing component such as any one of above-described embodiment.
Display component proposed by the present invention, due to any one of above-described embodiment fingerprint identification module or fingerprint know
Other and touch-control sensing component, and then the fingerprint identification module with any of the above-described embodiment or fingerprint recognition and touch-control sensing component
Beneficial effect, will not repeat them here.
Fourth aspect present invention embodiment proposes a kind of terminal, comprising: as the fingerprint of any one of above-described embodiment is known
Other module；Or fingerprint recognition and touch-control sensing component such as any one of above-described embodiment；Or such as the display in above-described embodiment
Component.
Terminal proposed by the present invention, due to any one of above-described embodiment fingerprint identification module, fingerprint recognition and
Touch-control sensing component or display component, and then fingerprint identification module, fingerprint recognition and touch-control sense with any of the above-described embodiment
The beneficial effect for answering component or display component, will not repeat them here.
In the present invention, term " multiple " then refers to two or more, unless otherwise restricted clearly.Term " peace
Dress ", " connected ", " connection ", the terms such as " fixation " shall be understood in a broad sense, can also be with for example, " connection " may be a fixed connection
It is to be detachably connected, or be integrally connected；" connected " can be directly connected, can also be indirectly connected through an intermediary.It is right
For those skilled in the art, the specific meanings of the above terms in the present invention can be understood according to specific conditions.
In the description of this specification, the description of term " one embodiment ", " some embodiments ", " specific embodiment " etc. means to combine
The particular features, structures, materials, or characteristics of embodiment or example description are contained at least one embodiment of the present invention or show
In example.In the present specification, schematic expression of the above terms are not necessarily referring to identical embodiment or example.Moreover,
The particular features, structures, materials, or characteristics of description can be in any one or more of the embodiments or examples with suitable side
Formula combines.The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the technology of this field
For personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, made any to repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (12)
1. a kind of fingerprint identification module is used for terminal characterized by comprising
Multiple first induction electrodes, the first sense described in the spacing and any one of arbitrary neighborhood two first induction electrodes
Answering the sum of width of electrode is first passage periodic width W1；With
Multiple first emission electrodes, the first hair described in the spacing and any one of arbitrary neighborhood two first emission electrodes
The sum of width of radio pole is second channel periodic width W2；
Wherein, the range of first passage periodic width W1 and/or second channel periodic width W2 are 20 μm to 200 μm.
2. fingerprint identification module according to claim 1, which is characterized in that
The range of the first passage periodic width W1 and/or the second channel periodic width W2 are 70 μm to 200 μm.
3. fingerprint identification module according to claim 1 or 2, which is characterized in that
The alignment tolerance of first induction electrode and first emission electrode is less than or equal to 150 μm, the corresponding tolerance
It is greater than 0 with the ratio range of the first passage periodic width W1 or the second channel periodic width W2, and is less than or equal to
1。
4. fingerprint identification module according to claim 3, which is characterized in that
The ratio of the corresponding tolerance and the first passage periodic width W1 or second channel periodic width W2 be less than or
Equal to 0.1.
5. a kind of fingerprint recognition and touch-control sensing component characterized by comprising
Touch-control sensing module；With
Fingerprint identification module according to any one of claims 1 to 4.
6. fingerprint recognition according to claim 5 and touch-control sensing component, which is characterized in that
The touch-control sensing module includes:
Multiple second induction electrodes, the second sense described in the spacing and any one of arbitrary neighborhood two second induction electrodes
Answering the sum of width of electrode is third channel periodic width W3；With
Multiple second emission electrodes, the second hair described in the spacing and any one of arbitrary neighborhood two second emission electrodes
The sum of width of radio pole is fourth lane periodic width W4；
Wherein, the range of the third channel periodic width W3 and/or the fourth lane periodic width W4 are 2mm to 6mm.
7. fingerprint recognition according to claim 6 and touch-control sensing component, which is characterized in that
The third channel periodic width W3 and/or fourth lane periodic width W4 is 4.5mm.
8. fingerprint recognition according to claim 6 or 7 and touch-control sensing component, which is characterized in that
The alignment tolerance of second induction electrode and second emission electrode is less than or equal to 150 μm, the corresponding tolerance
It is less than or equal to 0.05 with the ratio of the third channel periodic width W3 or the fourth lane periodic width W4.
9. fingerprint recognition according to claim 6 or 7 and touch-control sensing component, which is characterized in that
The ratio range of the first passage periodic width W1 and third channel periodic width W3 is 0.005 to 0.1, and/
Or the ratio range of the second channel periodic width W2 and fourth lane periodic width W4 is 0.005 to 0.1.
10. fingerprint recognition according to claim 6 or 7 and touch-control sensing component, which is characterized in that further include:
First substrate, first induction electrode and second induction electrode are located at the same side of the first substrate；
The second substrate, first emission electrode and second emission electrode are located at the same side of the second substrate.
11. a kind of display component characterized by comprising
Display screen；With
Fingerprint identification module according to any one of claims 1 to 4；Or
Fingerprint recognition and touch-control sensing component as described in any one of claim 5 to 10.
12. a kind of terminal characterized by comprising
Fingerprint identification module according to any one of claims 1 to 4；Or
Fingerprint recognition and touch-control sensing component as described in any one of claim 5 to 10；Or
Display component as claimed in claim 11.
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