CN101852639B - Method and system for weighing weight of object at mobile terminal and mobile terminal - Google Patents
Method and system for weighing weight of object at mobile terminal and mobile terminal Download PDFInfo
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- CN101852639B CN101852639B CN2010101156184A CN201010115618A CN101852639B CN 101852639 B CN101852639 B CN 101852639B CN 2010101156184 A CN2010101156184 A CN 2010101156184A CN 201010115618 A CN201010115618 A CN 201010115618A CN 101852639 B CN101852639 B CN 101852639B
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- electric resistance
- weight
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Abstract
The invention is applicable in the field of resistive touch screens, and provides a method and a system for weighing weight of an object at a mobile terminal and the mobile terminal. The system comprises a detection unit and an object weight calculation unit. In the invention, the method calculates the weight of the object placed on a resistive touch screen by using a contact resistance value of the mobile terminal resistive touch screen between two conductive layers to reflect the pressure of the object on the resistive touch screen, the object can be weighed by using the touch screen of the mobile terminal, and the mobile terminal is a portable article, so the knowledge on the weight of the object is easy to realize.
Description
Technical field
The invention belongs to the electric resistance touch screen field, relate in particular to a kind of method, system and portable terminal of portable terminal weighing weight of object.
Background technology
Electric resistance touch screen is a kind of touch-screen that utilizes pressure sensitive to control; It is widely used in the portable terminals such as mobile phone, PDA; Its principle of work is: when the finger touch electric resistance touch screen; The two conductive layers of usual mutually insulated just produces a contact point in the position, touch point, controller calculates the coordinate figure of contact point, and controller goes to control the functional module of portable terminal again according to this coordinate figure.
People often will come into contacts with the weight of object in daily life; But want to know the weight of object; People or object is taken special weighing place weigh; The apparatus of weighing with carrying is weighed, but it is very inconvenient to carry the apparatus of weighing, so people think that the weight of understanding object at any time also is not easy to realize.
Summary of the invention
The purpose of the embodiment of the invention is to provide a kind of method of portable terminal weighing weight of object, is intended to solve present people and thinks that there is the problem that is not easy to realize in the weight of understanding object at any time.
The embodiment of the invention is achieved in that a kind of method of portable terminal weighing weight of object, and said method comprises the steps:
The reflection object that produces between the two conductive layers of the electric resistance touch screen of detection portable terminal is to the contact resistance value of electric resistance touch screen pressure size;
Calculate the weight that is placed on the object on the said electric resistance touch screen according to said contact resistance value.
Another purpose of the embodiment of the invention is to provide a kind of system of portable terminal weighing weight of object, and said system comprises:
Detecting unit is used to detect the reflection object that produces between the two conductive layers of electric resistance touch screen of the portable terminal contact resistance value to electric resistance touch screen pressure size; And
The computing object weight cell is used for calculating the weight that is placed on the object on the said electric resistance touch screen according to said contact resistance value.
Another purpose of the embodiment of the invention is to provide a kind of portable terminal that comprises the system of above-mentioned portable terminal weighing weight of object.
In embodiments of the present invention; This method is to utilize the reflection object contact resistance value big or small to electric resistance touch screen pressure that produces between the two conductive layers of portable terminal electric resistance touch screen; Calculate the weight that is placed on the object on the electric resistance touch screen; The touch-screen that utilizes portable terminal so just can the weighing object, and portable terminal is the articles for use that people carry, so people think that the weight of understanding object at any time is easy to realize.
Description of drawings
Fig. 1 is the process flow diagram of the method for a kind of portable terminal weighing weight of object of providing of the embodiment of the invention;
Fig. 2 is the structural drawing of the system of a kind of portable terminal weighing weight of object of providing of the embodiment of the invention.
Embodiment
In order to make the object of the invention, technical scheme and advantage clearer,, the present invention is further elaborated below in conjunction with accompanying drawing and embodiment.Should be appreciated that specific embodiment described herein only in order to explanation the present invention, and be not used in qualification the present invention.
Fig. 1 shows the method for a kind of portable terminal weighing weight of object that the embodiment of the invention provides, and for the ease of explanation, only shows the part relevant with the embodiment of the invention.
A kind of method of portable terminal weighing weight of object comprises the steps:
In step S1, judge whether electric resistance touch screen is stressed, if electric resistance touch screen is stressed, execution in step S2 then;
In step S2, detect the reflection object contact resistance value big or small that produces between the two conductive layers of electric resistance touch screen to electric resistance touch screen pressure;
Contact resistance value is according to computes:
R
Touch=R
2(Z
2/ Z
1-1), wherein
Z
1Be the X axial coordinate value of contact point on first conductive layer of electric resistance touch screen, Z
2Be the Y axial coordinate value of contact point on first conductive layer of electric resistance touch screen, R
2Be the resistance value between the X axle negative electrode on second conductive layer of contact point and electric resistance touch screen;
R
2According to computes:
R
2=R
X-palteX
Position/ 4096, wherein
R
X-palteBe the resistance value between X axle positive electrode on second conductive layer of electric resistance touch screen and the X axle negative electrode, R
X-palteBe given value, can from the tables of data that manufacturer provides, find X
PositionBe the X axial coordinate value of contact point on second conductive layer of electric resistance touch screen.
In step S3, calculate the weight that is placed on the object on the electric resistance touch screen according to contact resistance value;
Its step is specially:
Filter out the force value corresponding with contact resistance value;
According to force value, calculate the weight that is placed on the object on the electric resistance touch screen.
In step S4, show weight of object;
Fig. 2 shows the structure of the system of a kind of portable terminal weighing weight of object that the embodiment of the invention provides, and for the ease of explanation, only shows the part relevant with the embodiment of the invention.
The system of this portable terminal weighing weight of object can be the unit that is built in software unit, hardware cell or software and hardware combining in the portable terminal.
This system comprises detecting unit 100 and computing object weight cell 200.
Detecting unit 100 is used to detect the reflection object contact resistance value big or small to electric resistance touch screen pressure that produces between the two conductive layers of electric resistance touch screen.
Computing object weight cell 200 is used for calculating the weight that is placed on the object on the electric resistance touch screen according to contact resistance value.
Wherein, computing object weight cell 200 comprises:
Computing object weight module 202 is used for filtering out the force value corresponding with contact resistance value for 201 li from memory module, and according to force value, computing object weight.
The system of this weighing weight of object also comprises display unit 300, is used to show weight of object.
In embodiments of the present invention; This method is to utilize the reflection object contact resistance value big or small to electric resistance touch screen pressure that produces between the two conductive layers of portable terminal electric resistance touch screen; Calculate the weight that is placed on the object on the electric resistance touch screen; The touch-screen that utilizes portable terminal so just can the weighing object, and portable terminal is the articles for use that people carry, so people think that the weight of understanding object at any time is easy to realize.
The above is merely preferred embodiment of the present invention, not in order to restriction the present invention, all any modifications of within spirit of the present invention and principle, being done, is equal to and replaces and improvement etc., all should be included within protection scope of the present invention.
Claims (10)
1. the method for a portable terminal weighing weight of object is characterized in that, said method comprises the steps:
The reflection object that produces between the two conductive layers of the electric resistance touch screen of detection portable terminal is to the contact resistance value of electric resistance touch screen pressure size;
Calculate the weight that is placed on the object on the said electric resistance touch screen according to said contact resistance value.
2. the method for claim 1 is characterized in that, also comprises before the step of the reflection object that produces between the two conductive layers of the electric resistance touch screen of said detection portable terminal to the contact resistance value of electric resistance touch screen pressure size:
Judge whether electric resistance touch screen is stressed,, then carry out the reflection object that produces between the two conductive layers of electric resistance touch screen of said detection portable terminal step the contact resistance value of electric resistance touch screen pressure size if electric resistance touch screen is stressed.
3. the method for claim 1 is characterized in that, the said step of calculating the weight be placed on the object on the said electric resistance touch screen according to contact resistance value is specially:
Filter out the force value corresponding with said contact resistance value;
According to said force value, calculate the weight that is placed on the object on the said electric resistance touch screen.
4. the method for claim 1 is characterized in that, said contact resistance value is according to computes:
R
Touch=R
2(Z
2/ Z
1-1), wherein
Z
1Be the X axial coordinate value of contact point on first conductive layer of electric resistance touch screen, Z
2Be the Y axial coordinate value of contact point on first conductive layer of electric resistance touch screen, R
2Be the resistance value between the X axle negative electrode on second conductive layer of contact point and electric resistance touch screen.
5. method as claimed in claim 4 is characterized in that, said R2 is according to computes:
R
2=R
X-palteX
Position/ 4096, wherein
R
X-palteBe the resistance value between X axle positive electrode on second conductive layer of electric resistance touch screen and the X axle negative electrode, X
PositionBe the X axial coordinate value of contact point on second conductive layer of electric resistance touch screen.
6. the method for claim 1 is characterized in that, also comprises after the said step of calculating the weight be placed on the object on the said electric resistance touch screen according to contact resistance value:
Show said weight of object.
7. the system of a portable terminal weighing weight of object is characterized in that, said system comprises:
Detecting unit is used to detect the reflection object that produces between the two conductive layers of electric resistance touch screen of the portable terminal contact resistance value to electric resistance touch screen pressure size; And
The computing object weight cell is used for calculating the weight that is placed on the object on the said electric resistance touch screen according to said contact resistance value.
8. system as claimed in claim 7 is characterized in that, said computing object weight cell comprises:
Memory module is used to store the force value corresponding with various contact resistance value; And
The computing object weight module is used in said memory module, filtering out the force value corresponding with said contact resistance value, and according to said force value, computing object weight.
9. system as claimed in claim 7 is characterized in that, said system also comprises:
Display unit is used to show said weight of object.
10. a portable terminal is characterized in that, said portable terminal comprises the system like each described portable terminal weighing weight of object of claim 7-9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101156184A CN101852639B (en) | 2010-02-24 | 2010-02-24 | Method and system for weighing weight of object at mobile terminal and mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010101156184A CN101852639B (en) | 2010-02-24 | 2010-02-24 | Method and system for weighing weight of object at mobile terminal and mobile terminal |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101852639A CN101852639A (en) | 2010-10-06 |
| CN101852639B true CN101852639B (en) | 2012-03-28 |
Family
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| Application Number | Title | Priority Date | Filing Date |
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| CN2010101156184A Active CN101852639B (en) | 2010-02-24 | 2010-02-24 | Method and system for weighing weight of object at mobile terminal and mobile terminal |
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Families Citing this family (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TW201235921A (en) * | 2011-02-22 | 2012-09-01 | Hon Hai Prec Ind Co Ltd | Weighable mobile terminal and method |
| CN102651780A (en) * | 2011-02-23 | 2012-08-29 | 鸿富锦精密工业（深圳）有限公司 | Mobile terminal and method for weighing object |
| CN102564537A (en) * | 2011-12-19 | 2012-07-11 | 广东步步高电子工业有限公司 | Method for weighing object by using mobile terminal device |
| WO2014094283A1 (en) * | 2012-12-20 | 2014-06-26 | Intel Corporation | Touchscreen including force sensors |
| GB2541467A (en) * | 2015-08-21 | 2017-02-22 | Kenwood Ltd | Scales |
| CN106610313A (en) * | 2015-10-23 | 2017-05-03 | 中兴通讯股份有限公司 | Touch screen terminal and weight measurement method |
| CN105737951B (en) * | 2016-01-29 | 2018-03-27 | 广东欧珀移动通信有限公司 | The method and terminal that a kind of terminal is weighed |
| CN105928600A (en) * | 2016-04-25 | 2016-09-07 | 乐视控股（北京）有限公司 | Weight measurement method and device |
| CN106017658A (en) * | 2016-05-24 | 2016-10-12 | 福建捷联电子有限公司 | Pressing depth sensing combined object weight measuring method |
| TWI723757B (en) * | 2019-08-30 | 2021-04-01 | 財團法人國家實驗研究院 | Liquid level monitoring system and method |
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Effective date of registration: 20190110 Address after: 518057 Desai Science and Technology Building, 9789 Shennan Avenue, Yuehai Street, Nanshan District, Shenzhen City, Guangdong Province, 17th Floor (15th Floor of Natural Floor) 1702-1703 Patentee after: Shenzhen acoustic Cmi Holdings Ltd Address before: 518057 High-tech Industrial Park, Nanshan District, Shenzhen City, Guangdong Province, No. 2 Cool Information Port, Mengxi Road (Building 1) Patentee before: Yulong Computer and Communication Sci. & Tech. (Shenzhen) Co., Ltd. |
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