CN106843587A - touch control method - Google Patents
touch control method Download PDFInfo
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- CN106843587A CN106843587A CN201710058727.9A CN201710058727A CN106843587A CN 106843587 A CN106843587 A CN 106843587A CN 201710058727 A CN201710058727 A CN 201710058727A CN 106843587 A CN106843587 A CN 106843587A
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- 238000000034 method Methods 0.000 title claims abstract description 34
- 230000003287 optical effect Effects 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 14
- 235000018734 Sambucus australis Nutrition 0.000 description 7
- 244000180577 Sambucus australis Species 0.000 description 7
- OGFXBIXJCWAUCH-UHFFFAOYSA-N meso-secoisolariciresinol Natural products C1=2C=C(O)C(OC)=CC=2CC(CO)C(CO)C1C1=CC=C(O)C(OC)=C1 OGFXBIXJCWAUCH-UHFFFAOYSA-N 0.000 description 7
- 238000005516 engineering process Methods 0.000 description 4
- 230000035807 sensation Effects 0.000 description 3
- 230000007423 decrease Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
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- 238000010030 laminating Methods 0.000 description 1
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Classifications
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/041—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
- G06F3/0412—Digitisers structurally integrated in a display
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06V—IMAGE OR VIDEO RECOGNITION OR UNDERSTANDING
- G06V40/00—Recognition of biometric, human-related or animal-related patterns in image or video data
- G06V40/10—Human or animal bodies, e.g. vehicle occupants or pedestrians; Body parts, e.g. hands
- G06V40/12—Fingerprints or palmprints
- G06V40/13—Sensors therefor
- G06V40/1306—Sensors therefor non-optical, e.g. ultrasonic or capacitive sensing
Abstract
A touch method is suitable for a light sensing device. The optical sensing device has a sensing region with N gate lines and M sensing lines. The touch method comprises the steps of sensing and capturing image characteristics of a touch object in a first local sensing area of a sensing area. After sensing and capturing the image characteristics of the touch object, judging whether the touch object is positioned on the sensing area. And when the touch object is judged to be positioned on the sensing area, calculating the coordinate information of the first characteristic position of the touch object. And updating the position of the first local sensing block according to the coordinate information so as to generate a second local sensing block of the sensing area. And sensing and capturing image features in the second local sensing area.
Description
Technical field
The present invention relates to a kind of touch control method, particularly a kind of touch control method for light sensing apparatus.
Background technology
Because fingerprint sensing device (fingerprint reader, FPR) is in fingerprint acquisition
The specification requirement of profile (FAP) number is bigger, compared to conventional architectures, in the fingerprint sensing utensil of TFT optical profile type technologies
There is its frivolous advantage, either with reference to the laminating of backlight or preceding finish, its design that can be used on high-end security information product.No
But outside can be as the identification of personal identification, in the use that Trackpad (Touch pad) is also suitably adapted in size.However,
TFT optical profile type technologies are ideally integrated in by multi-functional, it is still necessary to overcome because of the problem produced by characteristic.
The characteristic of optical profile type sensor is that on state of electric current is smaller and smaller to luminous sensitivity, therefore back-end system needs are more long
Time senses.Large-sized fingerprint sensing device cannot then be operated under picture update rate high (framerate), therefore optical profile type
Fingerprint sensing device must sacrifice resolution ratio, to lift sensed speed.The existing practice is typically with to gate line and sense wire
Make down-scaling, it has the disadvantage to press that information is less for touch object, easily causes and calculates the inaccurate of center of gravity, and
The linearity of sliding touch is poor.Its further drawback is the information too phase of touch-control (touching) and non-touch-control (hovering)
Closely, thus need to additionally increase newly pressure element come determine whether touching.
The content of the invention
The invention reside in a kind of touch control method is provided, the partial zones in the sensing region on light sensing apparatus can be chosen
Block, and dynamic adjustment partial block, to improve the sensed speed of touch-control and maintain high-resolution sensing quality.
According to the touch control method disclosed in one of present invention embodiment, it is suitable to light sensing apparatus, light sensing apparatus have sense
Region is surveyed, comprising N bars gate line and M bar sense wires, N and M is positive integer.Touch control method is contained in the first game of the sensing region
In portion's sensing block, the characteristics of image of touch control object is sensed and captured.In after the characteristics of image for sensing and capturing touch control object, judgement is touched
Whether control thing is located on sensing region.When judging that touch control object is located on sensing region, the fisrt feature position of touch control object is calculated
Coordinate information.According to coordinate information, the position of the first local sensing area block is updated, the second part of sensing region is produced according to this
Sensing block.In second local sensing area block, characteristics of image is sensed and captured.
Touch control method disclosed in this invention, be by choosing the partial block in the sensing region on light sensing apparatus,
And by the SECO of gate line and sense wire, the selected partial block of dynamic adjustment is reached, and then improve the sense of touch-control
Degree of testing the speed simultaneously maintains high-resolution sensing quality.
The explanation on present disclosure of the above and the explanation of following implementation method are to demonstrate and explain this hair
Bright spirit and principle, and the explanation further of the patent claim of the present invention is provided.
Brief description of the drawings
Fig. 1 is the schematic diagram according to the light sensing apparatus depicted in one of present invention embodiment.
Fig. 2 is the method flow diagram according to the touch control method depicted in one of present invention embodiment.
Fig. 3 is the method flow diagram of the touch control method depicted in another embodiment according to the present invention.
Fig. 4 is according to the SECO schematic diagram depicted in one of present invention embodiment.
Fig. 5 is the schematic diagram of the light sensing apparatus depicted in another embodiment according to the present invention.
Fig. 6 a are the schematic diagrames of the light sensing apparatus depicted in another embodiment according to the present invention.
Fig. 6 b are the SECO schematic diagrames depicted in another embodiment according to the present invention.
Fig. 7 is the schematic diagram of the light sensing apparatus depicted in another embodiment according to the present invention.
Description of reference numerals：
10：Light sensing apparatus
12：Drive element of the grid
14：Sensing unit
16：Multiplexer
18：Time schedule controller
20：Analog-digital converter
SA：Sensing region
PA_1：First local sensing area block
PA_2：Second local sensing area block
PA_3：3rd local sense block
PA_4：4th local sense block
P_int：First initial characteristicses position
P1：Fisrt feature position
P2：The second place
P3：3rd position
(x,y)、(xi,yi)：Coordinate information
FR1：First menu frame
FR2：Second menu frame
CLK：Clock signal
GT：Drive signal
Ctrl：Control signal
Data_out：Digital data signal
f1、f2：Frequency
T1~T4：The sensing period
D1~D512：Data wire
DA1~DA512：Numerical data
k、m、n:Gate line is numbered
p、m:Sense wire is numbered
Specific embodiment
Hereinafter detailed features and advantage of the narration present invention in detail in embodiments, its content is enough to make any be familiar with
Relevant art understands the technology contents of the present invention and implements according to this, and according to content disclosed in this specification, claim
And accompanying drawing, it is any to be familiar with relevant art and be readily understood upon the purpose and advantage of correlation of the invention.Embodiment below be into
One step describes the viewpoint of the present invention, but the non-category anyways to limit the present invention in detail.
It is the signal according to the light sensing apparatus depicted in one of present invention embodiment please with reference to Fig. 1 and Fig. 2, Fig. 1
Figure.Fig. 2 is the method flow diagram according to the touch control method depicted in one of present invention embodiment, and the touch control method of Fig. 2 is applied to
Light sensing apparatus in Fig. 1.As shown in figure 1, light sensing apparatus 10 have sensing region SA, and sensing region SA includes N bar grid
Polar curve and M bar sense wires.In step S202, the first local sensing area block of the sensing region SA in light sensing apparatus 10
In PA_1, the characteristics of image of touch control object OBJ is sensed and captured.In an embodiment, touch control object OBJ is the finger of user, and
Characteristics of image is the fingerprint of finger.When user touches sensing region SA by finger, light sensing apparatus 10 can be in sensing area
The fingerprint of (such as the first local sensing area block PA_1 in Fig. 1) sensing and reading finger in one partial block of domain SA.In
In other embodiment, touch control object OBJ is other positions or other objects of user, and the present invention is not with the above embodiments
Limit.In step S204, in after the characteristics of image for sensing and capturing touch control object OBJ, judge touch control object OBJ whether be located at sensing area
On the SA of domain.That is, in an example, after sensing region SA in finger touching light sensing apparatus 10, user's hand
Finger may immediately leave sensing region SA to terminate the action of touch-control, it is also possible to sensing region SA persistently be stayed in, to make into one
The touch-control of step.
In following step S206, when judging that touch control object OBJ is located on sensing region SA, touch control object OBJ is calculated
Fisrt feature position P1 coordinate information.As shown in figure 1, light sensing apparatus 10 can calculate first spy of touch control object OBJ
Levy the coordinate information (x, y) of position P1.In an embodiment, position when fisrt feature position P1 is with touch control object OBJ initial contacts
Put identical, that is to say, that do not moved again after touch control object OBJ initial contacts.And in another embodiment, fisrt feature position
Position when P1 is with touch control object OBJ initial contacts differs, that is to say, that the position of the touching of touch control object OBJ has produced change
Change.In following step S208, according to the coordinate information of fisrt feature position P1, the first local sensing area block PA_1 is updated
Position, the second local sensing area block PA_2 of sensing region is produced according to this.That is, in the embodiment of Fig. 2, touch control object
The touch position of OBJ is located in the range of the first local sensing area block PA_1 of sensing region SA, afterwards touch control object
The touch position of OBJ changes to fisrt feature position P1, and it has coordinate information (x, y).Now, according to this coordinate information (x,
Y), by the location updating of the first local sensing area block PA_1 to the second local sensing area block PA_2, and the second local sensing area block
PA_2 covers coordinate information (x, y).After the second part sensing area block PA_2 is produced, in step S210, in the second local sense
Survey in block PA_2, sense and capture characteristics of image.
Please with reference to Fig. 3, Fig. 3 is the method flow of the touch control method depicted in another embodiment according to the present invention
Figure.Whether, compared to Fig. 2, the touch control method of Fig. 3 is also included, in step S200A, judge sensing region SA by touch control object OBJ
Touched.In an embodiment, light sensing apparatus 10 be with a low frame updating frequency in the state of, sensing region SA is entered
Row entire scan is touched with determining whether touch control object OBJ.In step S200B, when light sensing apparatus 10 judge sensing region
When SA is touched by touch control object OBJ, then the first initial characteristicses position P_ of the touch control object OBJ in sensing region SA is further detected
int.In step S200C, according to the first initial characteristicses position P_int, the first local sensing area block is determined in sensing region
PA_1.That is, as shown in figure 1, when touch control object OBJ touches sensing region SA, light sensing apparatus 10 can detect tactile
The position (the first initial characteristicses position P_int) that control thing OBJ is touched, now light sensing apparatus 10 are further according at the beginning of first
Beginning feature locations P_int, chooses local block as the first local sensing area block PA_1 in sensing region SA, and first is local
Sensing block PA_1 covers the first initial characteristicses position P_int.The step of Fig. 3 embodiments in S204, when judging touch control object
OBJ is not located at when on sensing region SA, then return to and the step of whether sensing region is touched by touch control object OBJ judged.In Fig. 3's
In one embodiment, it is assumed that when being not detected by touch control object OBJ in the second local sensing area block PA_2 and touching, in now returning to Fig. 3
The step of whether sensing region is touched by touch control object OBJ judged.Specifically, when the touch position of touch control object OBJ changes
During to fisrt feature position P1, the position that touch control object OBJ is touched is located in the second local sensing area block PA_2, now light sensation
It is, in the second local sensing area block PA_2, to sense and capture the characteristics of image of touch control object OBJ to survey device 10.If touch control object
OBJ changes while to fisrt feature position P1, and touch control object OBJ leaves the second local sensing area block PA_2 immediately, now light sensation
Survey device 10 can return to the state to sensing region SA entire scans, to rejudge whether touch control object OBJ touches sensing area
Domain SA.
As shown in figure 3, in an embodiment, the coordinate information of the fisrt feature position P1 for calculating touch control object OBJ in Fig. 2
The step of (x, y), includes step S206A and step S206B.In step S206A, calculate the first initial characteristicses position P_int's
Changes in coordinates information.And in step S206B, according to changes in coordinates information and the first initial characteristicses position P_int, calculate touch-control
The coordinate information (x, y) of the fisrt feature position P1 of thing OBJ.For with an example for reality, as shown in figure 1, touch control object OBJ
Touched with the coordinate information (xi, yi) of the first initial characteristicses position P_int, that is to say, that on sensing region SA, light sensing dress
Put 10 coordinate informations (xi, yi) for detecting touch control object OBJ initial contacts.Now, when touch control object OBJ starts by coordinate information
Moved toward other positions the position of (xi, yi), it is assumed that the variable quantity of its movement is (dx, dy).Light sensing apparatus 10 are according to coordinate
Change information (variable quantity (dx, dy) for namely moving) and the first initial characteristicses position P_int coordinate information (xi,
Yi), the coordinate information (x, y) of the fisrt feature position P1 of touch control object OBJ is calculated.In this embodiment, fisrt feature position
The coordinate information (x, y) of P1 is essentially (xi+dx, yi+dy).The mobile change of the touch control object OBJ illustrated in previous embodiment
Only as exemplary illustration, the present invention is not limited change amount (dx, dy).
In an embodiment, in Fig. 2 in the first local sensing area block PA_1, sense and capture the figure of touch control object OBJ
Enable kth article to (k+n) article gate line, k and the positive integer that (k+n) is less than or equal to N are included in as the step of feature.Specifically
For, it is according to the SECO schematic diagram depicted in one of present invention embodiment please with reference to Fig. 1 and Fig. 4, Fig. 4.Such as Fig. 1
With shown in Fig. 4, when light sensing apparatus 10 detect the first initial characteristicses position P_int of touch control object OBJ, in the first menu frame
In FR1, the drive signal GT of drive element of the grid 12 is configured to high level in a period, so as on enable sensing region SA
Kth article to (k+n) article gate line, and the gate line outside other kth article to (k+n) article gate line is in non-enable
State (drive signal GT be located at low level state), and the kth article of institute's enable is to (k+n) article gate line on sensing region SA
It is exactly the scope of the first local sensing area block PA_1.
In this embodiment, when touch control object OBJ is moved to fisrt feature position P1 by the first initial characteristicses position P_int
When, as best shown in figs. 1 and 4, in the second menu frame FR2, light sensing apparatus 10 are according to fisrt feature position P1, its coordinate information
(x, y) is represented by (xi+dx, yi+dy), and the first part sensing area block PA_1 is updated into the second local sensing area block PA_2,
And then enable (k+m) article is to (k+m+n) article gate line.In other words, in the embodiment of Fig. 1, when touch control object OBJ is by
One initial characteristicses position P_int, when being moved to fisrt feature position P1, light sensing apparatus 10 can be according to touch control object OBJ in vertical
The variable quantity dy of axle movement, and then it is (k+m) article to (k+m+n) article gate line to extrapolate the gate line of required enable.
Due in touch control method of the invention, as shown in figure 4, when the drive signal GT of drive element of the grid 12 is configured to high level
When, clock signal CLK is converted into relatively low frequency f2 in this specific interval frequency by frequency f1 originally higher, therefore not
Need to use the analog-digital converter (Analog-to-digital converter, ADC) of high speed.Now, it is specific in this
In interval, light sensing apparatus 10 are, with relatively low frequency f2, to sense and capture touch control object OBJ's by the gate line being enabled
Characteristics of image.Because light sensing apparatus 10 are sensed in local sense block with relatively low frequency f2, in other non-offices
Portion's sensing block then maintains the frequency f1 higher, therefore the sensed speed of entirety still will not to decline, and then except making to be captured
To characteristics of image can reach high-resolution outside, sensed speed high can also be maintained.
In another embodiment, in Fig. 2 in the first local sensing area block PA_1, sense and capture touch control object OBJ's
Comprising pth article to (p+m) article sense wire is read in the step of characteristics of image, p and (p+m) are the positive integer less than or equal to M.Tool
For body, Fig. 5 is refer to, Fig. 5 is the schematic diagram of the light sensing apparatus depicted in another embodiment according to the present invention.Such as Fig. 5
Shown, there is light sensing apparatus sensing unit 14 to be connected to the N bar sense wires of sensing region SA.When light sensing apparatus 10 are detected
During the first initial characteristicses position P_int of touch control object OBJ, sensing unit 14 will read pth article on sensing region SA to
(p+m) bar sense wire, and now other sense wires outside pth article to (p+m) article sense wire will not be read, pth bar is extremely
The scope of (p+m) article sense wire is exactly the scope of the first local sensing area block PA_1.Light sensing apparatus 10 are sensed by reading
Pth article on the SA of region is sensed and captures the characteristics of image of touch control object OBJ to (p+m) article sense wire.Compared to foregoing reality
It is that this embodiment is that local sense block is chosen with longitudinal direction laterally to choose local sense block to apply example, and its SECO
Mode it is identical with foregoing embodiment with principle, be fixed in this and repeat no more.In both of the aforesaid embodiment, light sensing apparatus 10
Only it is the sense wire of the horizontal gate line of enable or longitudinal direction, but in an embodiment, when touch control object OBJ touches sensing region
During SA, light sensing apparatus 10 are enable N bars gate line and M bar sense wires, now, compared to both of the aforesaid embodiment, light sensation
Local sense block of the device 10 selected by sensing region SA on is surveyed smaller, consequently, it is possible to light sensing apparatus 10 are in being felt
When survey, the overall electric energy for being consumed can be reduced.
Illustrated with an example for reality again, be according to the another of the present invention please with reference to Fig. 6 a and Fig. 6 b, Fig. 6 a
The schematic diagram of the light sensing apparatus depicted in embodiment.Fig. 6 b are the SECO depicted in another embodiment according to the present invention
Schematic diagram.As shown in Fig. 6 a and Fig. 6 b, light sensing apparatus 10 have data wire D1~D512.Sense is not yet touched in touch control object OBJ
When surveying region SA, multiplexer 16 is the control signal Ctrl sent according to time schedule controller 18, is selected in period T1 is sensed
All of data wire D1~D512 is read, and number is converted into by the analog data signal that analog-digital converter 20 will be read
Digital data signal Data_out, it includes numerical data DA1~DA100.When touch control object OBJ touches sensing in period T2 is sensed
During the second place P2 of region SA, the control signal Ctrl that multiplexer 16 is sent according to time schedule controller 18, only selection read
Partial data wire D1~D100 is to capture the characteristics of image of touch control object OBJ, and the scope of data wire D1~D100 is exactly local
Sensing block, and digital data signal Data_ is converted into by the analog data signal that analog-digital converter 20 will be read
Out, it includes numerical data DA1~DA100.In ensuing sensing period T3, touch control object OBJ is moved by second place P2
During to the 3rd position P3, the selection of multiplexer 16 reads data wire D51~D150 to capture the characteristics of image of touch control object OBJ.Also
It is to say, in this embodiment, when the touch position of touch control object OBJ changes, the range size of local sense block keeps constant,
And the distance of the data wire of 50 has been moved up with touch control object OBJ.And then make analog-digital converter 20 by institute
The analog data signal for reading is converted into digital data signal Data_out, and it includes numerical data DA51~DA150.
In an embodiment, judging in Fig. 3 is included in the step of whether sensing region is touched by touch control object OBJ,
In one of multiple sensing period, part N bars gate line or part M bar sense wires on enable sensing region, to sense and pick
Take the characteristics of image of touch control object OBJ, the first local part N bar gate line of the sensing area block comprising institute's enable or part M bar sensings
Line.Specifically, Fig. 7 is refer to, Fig. 7 is the schematic diagram of the light sensing apparatus depicted in another embodiment according to the present invention.
As shown in fig. 7, the sensing region SA of light sensing apparatus 10 is divided into the first local sensing area block PA_1, the second local sensing area
Block PA_2, the 3rd local sense block PA_3 and the 4th local sense block PA_4, wherein light sensing apparatus 10 are sensed in multiple
In period T1~T4, sensed respectively in foregoing local sense block PA_1~PA_4.That is, in this embodiment
In, light sensing apparatus 10 are the part N bar grids in the specific local sense block of enable one in a specific time section
Line or part M bars sense wire are being sensed.
For example, in period T1 is sensed, drive element of the grid 12 can the local sensing area block PA_1 bags of enable first
, to be sensed, in period T2 is sensed, drive element of the grid 12 can the local sensing area of enable second for the part N bar gate lines for containing
The part N bars gate line that block PA_2 is included is being sensed.Same principle, drive element of the grid 12 in sensing period T3 with
Period T4 is sensed, respectively N articles of the part grid in the local sense block PA_3 of enable the 3rd and the 4th local sense block PA_4
Polar curve.Therefore, for an example, it is assumed that when touch control object OBJ (finger of user) touches first in period T1 is sensed
, to carry out during touch-control, light sensing apparatus 10 can be by being caused that the first local sensing area block is covered for local sense block PA_1
Can N articles of part gate line (as shown in Figure 7 the R articles to (R+n) article gate line) sense and capture the figure of touch control object OBJ
As feature.And in another embodiment, the local sense of touching first in period T1 is sensed as touch control object OBJ (finger of user)
When surveying block PA_1, light sensing apparatus 10 are to read the part that the first part sensing area block PA_1 is included by sensing unit 14
M bars sense wire is sensed and captures the characteristics of image of touch control object OBJ.In other sensings period T2~T4, its light sensing apparatus
10 function mode and principle is identical with previous embodiment, is repeated no more in this.
In summary described, touch control method disclosed in this invention is by choosing the sensing region on light sensing apparatus
In partial block, and by SECO with the gate line or sense wire of an enable part, reach dynamic adjustment selected
Partial block, and then improve the sensed speed of touch-control and maintain high-resolution sensing quality.
Although the present invention is disclosed as above with foregoing embodiment, so it is not limited to the present invention.This hair is not being departed from
In bright spirit and scope, change for it and retouching, the scope of patent protection of the category present invention.It is defined on the present invention
Protection domain refer to appended claim.
Claims (10)
1. a kind of touch control method, is suitable to a light sensing apparatus, and the light sensing apparatus have a sensing region, comprising N bar gate lines
With M bar sense wires, N and M is positive integer, and the touch control method is included：
In in one first local sensing area block of the sensing region, a characteristics of image of a touch control object is sensed and captured；
In after the characteristics of image for sensing and capturing the touch control object, judge the touch control object whether be located at the sensing region on；
When judging that the touch control object is located on the sensing region, the coordinate letter of a fisrt feature position of the touch control object is calculated
Breath；
According to the coordinate information, the position of the first local sensing area block is updated, a second game of the sensing region is produced according to this
Portion senses block；And
In in the second local sensing area block, the characteristics of image is sensed and captured.
2. touch control method as claimed in claim 1, also includes：
Judge whether the sensing region is touched by the touch control object；
When the sensing region is touched by the touch control object, the one first initial characteristicses position of the touch control object in the sensing region is detected
Put；And
According to the first initial characteristicses position, the first local sensing area block is determined in the sensing region.
3. touch control method as claimed in claim 2, wherein being touched in the touch control object is not detected by the second local sensing area block
When touching, return to and the step of whether sensing region is touched by the touch control object judged.
4. touch control method as claimed in claim 2, wherein calculating the coordinate information of the fisrt feature position of the touch control object
The step of include：
Calculate a changes in coordinates information of the first initial characteristicses position；And
According to the changes in coordinates information and the first initial characteristicses position, the seat of the fisrt feature position of the touch control object is calculated
Mark information.
5. touch control method as claimed in claim 2, wherein in judge the sensing region whether the step touched by the touch control object
Included in rapid, in one of multiple sensing periods, part N bars gate line or part M bar sense wires on the enable sensing region,
To sense and the characteristics of image of the touch control object is captured, the first local sensing area block includes the part of the institute's enable N bar grids
Line or the part M bar sense wires.
6. touch control method as claimed in claim 2, the wherein first local sensing area block cover the touch control object this at the beginning of first
Beginning feature locations.
7. touch control method as claimed in claim 1, wherein when judging that the touch control object is not located on the sensing region, returning to and sentencing
The step of whether disconnected sensing region is touched by the touch control object.
8. touch control method as claimed in claim 1, the wherein touch control object are user's finger, and the characteristics of image is used for this
The fingerprint of person's finger.
9. touch control method as claimed in claim 1, wherein in the first local sensing area block, sensing and capturing the touch control object
The characteristics of image the step of in comprising enable kth article to (k+n) article gate line, k is just whole less than or equal to N with (k+n)
Number.
10. touch control method as claimed in claim 1, wherein in the first local sensing area block, sensing and capturing the touch-control
Comprising pth article to (p+m) article sense wire is read in the step of characteristics of image of thing, p and (p+m) are less than or equal to M just
Integer.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| TW105137977A TWI595396B (en) | 2016-11-18 | 2016-11-18 | Touching method |
| TW105137977 | 2016-11-18 |
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| CN106843587A true CN106843587A (en) | 2017-06-13 |
| CN106843587B CN106843587B (en) | 2020-02-18 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113017658A (en) * | 2020-10-13 | 2021-06-25 | 友达光电股份有限公司 | Optical detection device and detection method thereof |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI678634B (en) | 2017-11-28 | 2019-12-01 | 宏碁股份有限公司 | Fingerprint authentication method and electronic device |
| TWI691887B (en) * | 2019-01-16 | 2020-04-21 | 大陸商北京集創北方科技股份有限公司 | Optical sensing method integrating touch and fingerprint collection, touch display device and information processing device |
| TWI758801B (en) * | 2020-07-31 | 2022-03-21 | 敦泰電子股份有限公司 | Fingerprint identification method for in-display fingerprint display device and fingerprint identification and display driver integrated circuit and mobile device using the same |
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| KR101931676B1 (en) * | 2012-03-23 | 2018-12-24 | 삼성디스플레이 주식회사 | Photo sensor, display device including the same and driving method thereof |
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| CN101615097A (en) * | 2009-08-05 | 2009-12-30 | 福州华映视讯有限公司 | The scan method of contact panel |
| CN101672995A (en) * | 2009-09-29 | 2010-03-17 | 友达光电股份有限公司 | Sensing method |
| CN102012765A (en) * | 2011-01-04 | 2011-04-13 | 苏州瀚瑞微电子有限公司 | Scanning method of touch screen |
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Also Published As
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| TWI595396B (en) | 2017-08-11 |
| TW201820087A (en) | 2018-06-01 |
| CN106843587B (en) | 2020-02-18 |
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