CN106527797B - A kind of dynamics detection method for substrate - Google Patents
A kind of dynamics detection method for substrate Download PDFInfo
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- CN106527797B CN106527797B CN201610943885.8A CN201610943885A CN106527797B CN 106527797 B CN106527797 B CN 106527797B CN 201610943885 A CN201610943885 A CN 201610943885A CN 106527797 B CN106527797 B CN 106527797B
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- mechanics
- touch position
- pressing force
- sensing unit
- component
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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
- G06F3/0414—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means using force sensing means to determine a position
-
- 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
- G06F3/0416—Control or interface arrangements specially adapted for digitisers
-
- 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
- G06F3/044—Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means by capacitive means
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F2203/00—Indexing scheme relating to G06F3/00 - G06F3/048
- G06F2203/041—Indexing scheme relating to G06F3/041 - G06F3/045
- G06F2203/04105—Pressure sensors for measuring the pressure or force exerted on the touch surface without providing the touch position
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Investigating Strength Of Materials By Application Of Mechanical Stress (AREA)
- Force Measurement Appropriate To Specific Purposes (AREA)
Abstract
A kind of dynamics detection method for substrate detects touch position P of the finger on substrate by touch sensing layer；By n mechanics sensing unit on mechanics inductive layer, detect that the pressure as caused by touch position P transmits component fn respectively；Calculate the distance between touch position P and above-mentioned each mechanics sensing unit ln；Component fn is transmitted according to the pressure that above-mentioned each mechanics sensing unit is detected, and the distance between touch position P and each mechanics sensing unit ln, the pressing force component F n of touch position P is calculated separately, then calculates total pressing force F of touch position P by each pressing force component F n.Total pressing force F at touch position P is obtained by multiple mechanics sensing units on the periphery touch position P, no setting is required at touch position P mechanics sensing unit, to reduce the number of mechanics strain unit on mechanics tablet, arrangement strain resistor and route are more easier, or improve pressure detection precision.
Description
Technical field
The present invention relates to a kind of pressure detection method of glass substrate more particularly to a kind of dynamics detection sides for substrate
Method.
Background technique
By the way that strain resistor is arranged on substrate, can be caused according to the strain that strain resistor is generated when substrate stress is bent
Resistance variations detect the stress of substrate, such as pressing force of the finger on substrate.
This strain resistor is generally made as the Thin film conductive line of detour, in order to improve measuring accuracy, in a mechanics sense
It answers unit (i.e. a sensing point) that at least four strain resistors are set, is detected with constituting bridge circuit.Strain resistor is not as a result,
Biggish area can be only occupied, there are also complicated cablings.
However, each above-mentioned mechanics sensing unit only realizes the pressure detection of a position, in order to realize multiple positions
The detection set, needs the higher mechanics sensing unit of density of setting on substrate, and each mechanics sensing unit include to
The bridge circuit that few four strain resistors are constituted, thus will cause the arrangement of strain resistor and the difficulty of line arrangement.
Summary of the invention
It is this for substrate the technical problem to be solved in the present invention is to provide a kind of dynamics detection method for substrate
Dynamics detection method can reduce the quantity of mechanics sensing unit on mechanics tablet, so that arranging strain on mechanics tablet
Resistance and route are more easier.The technical solution adopted is as follows:
A kind of dynamics detection method for substrate is based on a mechanics tablet, and mechanics tablet includes touch sensing layer
With mechanics inductive layer, mechanics inductive layer includes multiple mechanics sensing units, and mechanics sensing unit includes at least one strain resistor,
It is characterized by comprising following steps:
1) touch position P of the finger on substrate is detected by the touch sensing layer；
2) by n mechanics sensing unit on mechanics inductive layer, detect that the pressure as caused by touch position P passes respectively
Component fn is passed, wherein n >=1；
3) the distance between touch position P and above-mentioned each mechanics sensing unit ln are calculated；
4) the pressure transmitting component fn and touch position P that is detected according to above-mentioned each mechanics sensing unit and each
The distance between a mechanics sensing unit ln calculates separately the pressing force component F n of touch position P, then passes through each pressing force point
Amount Fn calculates total pressing force F of touch position P.
Above-mentioned touch sensing layer can be the touch sensitive layer based on capacitance principle, be capacitance touch screen.
Detect that pressure caused by touch position P passes by least one mechanics sensing unit on the periphery touch position P
Component fn is passed, and the distance between each mechanics sensing unit and touch position P ln is cooperated to calculate the pressing force of touch position P
Component F n, then total pressing force F of touch position P is calculated by each pressing force component F n, briefly, at touch position P
Total pressing force F obtained by least one mechanics sensing unit on the periphery touch position P, therefore, be not necessarily at touch position P
Mechanics sensing unit is set, so that the number of mechanics strain unit on mechanics tablet is reduced, so that the cloth on mechanics tablet
It sets strain resistor and route is more easier, or improve pressure detection precision.
As a preferred solution of the present invention, in the step 4), the pressure that is detected by each mechanics sensing unit
Component fn, and the proportional relation of the pressing force component F n and distance ln according to touch position P are transmitted, calculates touch position P's
Pressing force component F n, specially, wherein k is cross force Transfer Parameters related with the material of substrate and thickness.On
K is stated as only cross force Transfer Parameters related with the material of substrate and thickness, can directly be measured by experiment.Using linear mould
Type can approximatively extrapolate the pressing force component F of touch position Pn, computationally more it is easy.
As a preferred solution of the present invention, in the step 4), the pressure that is detected by each mechanics sensing unit
Component fn, and the proportional relation of the pressing force component F n and distance ln according to touch position P are transmitted, calculates touch position P's
Pressing force component F n, specially, wherein k is cross force related with the material of substrate and thickness transmitting
Parameter.Above-mentioned k is only cross force Transfer Parameters related with the material of substrate and thickness, can directly be measured by experiment.Using
The case where exponential function is calculated, is more nearly real estate bending and generates strain.
As a preferred solution of the present invention, in the step 2), n >=3；In the step 4), total pressing of touch position P
The specific calculation of power F is。
As the further preferred embodiment of the present invention, in the step 2, n=4, and 4 mechanics sensing units and touching
Position P is closest.
Compared with the prior art, the invention has the following advantages:
Total pressing force F at touch position P obtained by least one mechanics sensing unit on the periphery touch position P, because
This, no setting is required at touch position P mechanics sensing unit, so that the number of mechanics strain unit on mechanics tablet is reduced,
So that arranging that strain resistor and route are more easier on mechanics tablet, or improve pressure detection precision.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of mechanics tablet；
Fig. 2 is the schematic diagram for total pressing force F that the embodiment of the present invention one calculates touch position P.
Specific embodiment
It is described further with reference to the accompanying drawing with the preferred embodiment of the present invention.
Embodiment one
As shown in Figure 1 and Figure 2, a kind of dynamics detection method for substrate is based on a mechanics tablet 1, mechanics tablet
1 includes touch sensing layer 2 and mechanics inductive layer 3, and mechanics inductive layer 3 includes multiple mechanics sensing units 4, mechanics sensing unit 4
Comprising multiple strain resistors, include the following steps:
1) touch position P of the finger on substrate 5 is detected by touch sensing layer 2；
2) pass through the 4(tetra- near touch position P on mechanics inductive layer 3) a mechanics sensing unit 4, it is detected respectively by touching
Touch the transmitting of pressure caused by the P of position component f1、f2、f3、f4；
3) the distance between touch position P and above-mentioned each mechanics sensing unit 4 l are calculated1、l2、l3、l4；
4) component f is transmitted according to the pressure that above-mentioned each mechanics sensing unit 4 is detected1、f2、f3、f4, and touching
The distance between position P and each mechanics sensing unit 4 l1、l2、l3、l4, calculate separately the pressing force component F of touch position P1、
F2、F3、F4, wherein the calculation of the pressing force component F n of touch position P be specially, n=1,2,3,4, wherein k
For cross force Transfer Parameters related with the material of substrate 5 and thickness, then pass through each pressing force component F1、F2、F3、F4It calculates
Total pressing force F of touch position P, specific calculation are out。
Above-mentioned n is also possible to 1,2,3,5,6 etc..
Embodiment two
In the case where other parts are the same as example 1, difference is only that the pressing force component of touch position P
The calculation of Fn is different, specifically, in step 4), the specific calculation of the pressing force component F n of touch position P is, wherein k is cross force Transfer Parameters related with the material of substrate 5 and thickness.
In addition, it should be noted that, the specific embodiments described in this specification, each section title etc. can not
Together, the equivalent or simple change that all structure, feature and principles described according to the invention patent design are done, is included in the present invention
In the protection scope of patent.Those skilled in the art can do described specific embodiment various each
The mode that the modify or supplement or adopt of sample is similar substitutes, and without departing from structure of the invention or surmounts the claims
Defined range, is within the scope of protection of the invention.
Claims (3)
1. a kind of dynamics detection method for substrate, be based on a mechanics tablet, mechanics tablet include touch sensing layer and
Mechanics inductive layer, mechanics inductive layer include multiple mechanics sensing units, and mechanics sensing unit includes at least one strain resistor,
It is characterized in that including the following steps:
1) touch position P of the finger on substrate is detected by the touch sensing layer；
2) by n mechanics sensing unit on mechanics inductive layer, the transmitting point of the pressure as caused by touch position P is detected respectively
Fn is measured, wherein n >=1；
3) the distance between touch position P and above-mentioned each mechanics sensing unit ln are calculated；
4) component fn and touch position P and each power are transmitted according to the pressure that above-mentioned each mechanics sensing unit is detected
The distance between sensing unit ln is learned, calculates separately the pressing force component F n of touch position P, then pass through each pressing force component F n
Calculate total pressing force F of touch position P；The calculation method of pressing force component F n is specific as follows: being incuded by each mechanics single
The pressure transmitting component fn that member is detected, and the proportional relation of the pressing force component F n and distance ln according to touch position P, meter
The pressing force component F n of touch position P is calculated, specially, wherein k is related with the material of substrate and thickness
Cross force Transfer Parameters.
2. dynamics detection method as described in claim 1, it is characterized in that: being incuded by each mechanics single in the step 4)
The pressure transmitting component fn that member is detected, and the proportional relation of the pressing force component F n and distance ln according to touch position P, meter
The pressing force component F n of touch position P is calculated, specially, wherein k is the material and thickness with substrate
Spend related cross force Transfer Parameters.
3. dynamics detection method as described in claim 1, it is characterized in that: in the step 2), n >=3；In the step 4),
The specific calculation of total pressing force F of touch position P is。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610943885.8A CN106527797B (en) | 2016-11-02 | 2016-11-02 | A kind of dynamics detection method for substrate |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610943885.8A CN106527797B (en) | 2016-11-02 | 2016-11-02 | A kind of dynamics detection method for substrate |
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| Publication Number | Publication Date |
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| CN106527797A CN106527797A (en) | 2017-03-22 |
| CN106527797B true CN106527797B (en) | 2019-05-03 |
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| CN101495951A (en) * | 2006-07-31 | 2009-07-29 | 索尼爱立信移动通讯有限公司 | Three-dimensional touch pad input device |
| EP2202621A1 (en) * | 2008-12-23 | 2010-06-30 | Research In Motion Limited | Portable electronic device including touch-sensitive display and method of controlling same to provide tactile feedback |
| CN102539022A (en) * | 2010-12-08 | 2012-07-04 | 精工爱普生株式会社 | Detection device, electronic apparatus, and robot |
| CN102901549A (en) * | 2012-09-18 | 2013-01-30 | 北京航空航天大学 | Driving, signal conditioning and acquisition device for strain resistance type pressure sensor |
| CN103576960A (en) * | 2012-08-02 | 2014-02-12 | 深圳纽迪瑞科技开发有限公司 | Touch screen pressure and position sensing method, touch screen pressure and position sensing element, and electronic touch device |
| CN104317466A (en) * | 2014-10-28 | 2015-01-28 | 深圳市汇顶科技股份有限公司 | Touch screen control method and touch screen device |
| WO2015123322A1 (en) * | 2014-02-12 | 2015-08-20 | Apple Inc. | Force determination employing sheet sensor and capacitive array |
| CN105426008A (en) * | 2015-12-09 | 2016-03-23 | 深圳市骏达光电股份有限公司 | Pressure sensing touch display screen and portable electronic product |
| CN105867699A (en) * | 2016-06-20 | 2016-08-17 | 上海天马微电子有限公司 | Display panel and touch-control pressure detection method |
| CN105912159A (en) * | 2016-04-06 | 2016-08-31 | 宸鸿科技(厦门)有限公司 | Pressure sensing method and system thereof |
-
2016
- 2016-11-02 CN CN201610943885.8A patent/CN106527797B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101495951A (en) * | 2006-07-31 | 2009-07-29 | 索尼爱立信移动通讯有限公司 | Three-dimensional touch pad input device |
| EP2202621A1 (en) * | 2008-12-23 | 2010-06-30 | Research In Motion Limited | Portable electronic device including touch-sensitive display and method of controlling same to provide tactile feedback |
| CN102539022A (en) * | 2010-12-08 | 2012-07-04 | 精工爱普生株式会社 | Detection device, electronic apparatus, and robot |
| CN103576960A (en) * | 2012-08-02 | 2014-02-12 | 深圳纽迪瑞科技开发有限公司 | Touch screen pressure and position sensing method, touch screen pressure and position sensing element, and electronic touch device |
| CN102901549A (en) * | 2012-09-18 | 2013-01-30 | 北京航空航天大学 | Driving, signal conditioning and acquisition device for strain resistance type pressure sensor |
| WO2015123322A1 (en) * | 2014-02-12 | 2015-08-20 | Apple Inc. | Force determination employing sheet sensor and capacitive array |
| CN104317466A (en) * | 2014-10-28 | 2015-01-28 | 深圳市汇顶科技股份有限公司 | Touch screen control method and touch screen device |
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| CN105867699A (en) * | 2016-06-20 | 2016-08-17 | 上海天马微电子有限公司 | Display panel and touch-control pressure detection method |
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| CN106527797A (en) | 2017-03-22 |
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