CN103279719A - Mobile terminal and method for preventing falling-caused failure of touch screen of mobile terminal - Google Patents

Mobile terminal and method for preventing falling-caused failure of touch screen of mobile terminal Download PDF

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Publication number
CN103279719A
CN103279719A CN2013102478456A CN201310247845A CN103279719A CN 103279719 A CN103279719 A CN 103279719A CN 2013102478456 A CN2013102478456 A CN 2013102478456A CN 201310247845 A CN201310247845 A CN 201310247845A CN 103279719 A CN103279719 A CN 103279719A
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portable terminal
screen
control circuit
touch
detecting
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CN2013102478456A
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CN103279719B (en
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刘继宅
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Huaqin Technology Co Ltd
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Huaqin Telecom Technology Co Ltd
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Abstract

The invention discloses a mobile terminal and a method for preventing falling-caused failure of a touch screen of the mobile terminal. The method comprises the following steps of: S1, detecting if the mobile terminal is in a falling state and carrying out the step S2 when the mobile terminal is detected to be in the falling state; and S2, controlling an IC control circuit of the touch screen of the mobile terminal to be in a standby state. According to the invention, whether the mobile terminal is in the falling state can be detected, and the control circuit of the touch screen of the mobile terminal can be controlled to be in the standby state when the mobile terminal is detected to be in the falling state, so that the abnormal work of the touch screen, which is caused by the mobile terminal fallen on the ground surface, can be avoided efficiently, the operation failure problem of the touch screen can be avoided, operation of a user for recovering control on the touch screen only through restart is further avoided, convenience is brought about to the user, and the use experience of the user is improved.

Description

Portable terminal and prevent that the touch-screen of portable terminal from falling the method for inefficacy
Technical field
The present invention relates to a kind of portable terminal and prevent that the touch-screen of portable terminal from falling the method for inefficacy, particularly relate to a kind of can the detection and fall and touch-screen is carried out inefficacy is fallen in corresponding control with the portable terminal that prevents from losing efficacy and a kind of touch-screen that prevents portable terminal that utilizes described portable terminal to realize method.
Background technology
Portable terminals such as existing mobile phone substantially all are provided with touch-screen, and the user can utilize touch-screen to carry out corresponding touch-screen input.And existing touch-screen when manufacturing for cost consideration, adopt the PMMA(polymethylmethacrylate mostly) or other easy materials that deformation takes place, like this, can make and drop to ground or other local time at mobile phone, deformation can take place in touch-screen, and then causes the spacing between the display screen of touch-screen and portable terminal to change.The variation meeting of this spacing causes signal to disturb to touch-screen, causes the touch-screen duty unusual easily, occurs that the touch screen reaction is insensitive, problems such as skew and inefficacy.Give user's visual sense this moment is that mobile phone has been broken, and causes the touch screen processing ease to occur losing efficacy, and makes troubles for user's use.
Summary of the invention
The technical problem to be solved in the present invention is to cause the spacing between touch-screen and the display screen to change in order to overcome in the prior art portable terminal such as mobile phone dropping to ground or other places, the defective that causes the touch screen processing ease occur to lose efficacy provides a kind of can the detection to fall and touch-screen is carried out the method that corresponding control is fallen inefficacy with the portable terminal that prevents from losing efficacy and a kind of touch-screen that prevents portable terminal that utilizes described portable terminal to realize.
The present invention solves above-mentioned technical matters by following technical proposals:
The invention provides a kind of touch-screen of portable terminal that prevents and fall the method for inefficacy, its characteristics are, said method comprising the steps of:
S 1, detect described portable terminal and whether be in and fall state, and detecting when being execution in step S 2
S 2, the described portable terminal of control the IC control circuit (utilize integrated circuit control circuit) of touch-screen enter holding state.
Whether be in and fall state and fall state (being that portable terminal is descending) the back described IC control circuit of control and enter holding state detecting to be in by detecting portable terminal, make the control circuit temporary close of touch-screen not move, thereby it is local and cause touch-screen cisco unity malfunction, the generation of the problem of touch screen operation failure to have avoided dropping to ground or other at portable terminal.
Preferably, step S 1Also comprise a step S before 01: control described IC control circuit operate as normal; Step S 1In do not do operation for not the time detecting, and after through a sense cycle, return step S 1
Step S 2Also comprise a step S afterwards 3: detect described portable terminal and whether be in and fall state, if then do not do operation, and returning step S through after the described sense cycle 3If not, then return step S 01
Wherein, when described portable terminal has just been started shooting, can execution in step S 01: to the initialization of described IC control circuit and control described IC control circuit operate as normal.
And when described IC control circuit operate as normal, this moment execution in step S 1Detect, be in and fall state if detect described portable terminal, then execution in step S 2: control described IC control circuit and enter holding state, local and cause touch-screen cisco unity malfunction, the generation of the problem of touch screen operation failure to prevent that portable terminal from dropping to ground or other; And if detect to not, described portable terminal (namely not falling) working properly is described then, and just do not do operation this moment, keep described IC control circuit operate as normal to get final product, and after described sense cycle, return S 1Again detect.
And when described IC control circuit is in holding state, execution in step S again 3Detect, whether the described portable terminal of same detection is in and falls state, if, then do not do operation, keep the holding state of described IC control circuit to get final product, thereby just can guarantee when portable terminal falls, to prevent the transmission of the problem that touch-screen lost efficacy, and return step S through after the described sense cycle 3Again detect; If not, illustrate that then described portable terminal recovers normal condition (namely no longer falling) again, just return step S this moment 01, control described IC control circuit operate as normal and get final product.
Like this, when utilizing method of the present invention just can when portable terminal is normal, control touch-screen operate as normal and portable terminal to fall touch-screen is carried out idle protection, convenient for users to use, promoted user's experience.
And this method can periodically detect and control, and carries out thereby this method can be circulated.
Preferably, described portable terminal comprises an acceleration transducer and/or a gyroscope, step S 1And S 3In utilize described acceleration transducer and/or described gyroscope to detect.
Preferably, described touch-screen is a capacitive touch screen (CTP).
The objective of the invention is to also provide a kind of portable terminal, its characteristics are, it comprises a pick-up unit and a control device, whether described pick-up unit is in for detection of described portable terminal is fallen state, and detecting when being, call described control device and control the IC control circuit of the touch-screen of described portable terminal and enter holding state.
Preferably, described control device also is used for the described IC control circuit operate as normal of control;
When described IC control circuit operate as normal, described pick-up unit is used for detecting when being, calls described control device and controls described IC control circuit and enter holding state; Also be used for detecting for not the time, through detecting again after the sense cycle;
After described IC control circuit entered holding state, described pick-up unit was used for passing through described sense cycle and detecting again detecting when being; Also be used for calling described control device and controlling described IC control circuit operate as normal detecting for not the time.
Preferably, described pick-up unit comprises an acceleration transducer and/or a gyroscope, and described pick-up unit is used for detecting by described acceleration transducer and/or described gyroscope.
Preferably, described touch-screen is a capacitive touch screen.
Positive progressive effect of the present invention is: whether the present invention can be in portable terminal is fallen state and detects, and enter holding state at the control circuit that detects the touch-screen that is in the time control portable terminal that falls state, thereby can effectively avoid causing because portable terminal drops to ground the touch-screen cisco unity malfunction, the generation of the problem of touch screen operation failure, and then avoided the user to have only by starting shooting again and could control the operation that recovers to touch screen, make things convenient for the user, promoted user's experience.
Description of drawings
Fig. 1 is the structural representation of the portable terminal of embodiments of the invention 1.
Fig. 2 falls the process flow diagram of the method for inefficacy for the touch-screen that prevents portable terminal of embodiments of the invention 1.
Fig. 3 falls the process flow diagram of the method for inefficacy for the touch-screen that prevents portable terminal of embodiments of the invention 2.
Embodiment
Provide preferred embodiment of the present invention below in conjunction with accompanying drawing, to describe technical scheme of the present invention in detail.
Embodiment 1:
As shown in Figure 1, in the present embodiment, portable terminal of the present invention comprises a pick-up unit 1 and a control device 2, also is provided with an acceleration transducer 11 in the described pick-up unit 1.
Wherein, described acceleration transducer 11 all is that touch-screen (can the be capacitive touch screen) plane of living in described portable terminal is surface level usually when the actual detected acceleration, two orthogonal limits with described touch-screen are X, Y-axis, and perpendicular to the described plane of described touch-screen the Z axle to be set.Portable terminal is under normal operating position (namely not falling), and the theoretical value of described acceleration transducer 11 is generally:
If described portable terminal faces up, the acceleration of X, Y-axis is the accekeration of 0, Z axle about 9.8, and error is 0.1.
If described portable terminal face down, the acceleration of X, Y-axis is the accekeration of 0, Z axle about-9.8, and error is 0.1.
If described portable terminal is upright, the acceleration of X, Z axle is 0, and the accekeration of Y-axis is about 9.8, and error is 0.1.
If described portable terminal stands upside down, the acceleration of X, Z axle is 0, and the accekeration of Y-axis is about-9.8, and error is 0.1.
If described portable terminal left side is upright, the acceleration of Y, Z axle is 0, and the accekeration of X-axis is about 9.8, and error is 0.1.
If described portable terminal right side is upright, the acceleration of Y, Z axle is 0, and the accekeration of X-axis is about-9.8, and error is 0.1.
And be in when falling state when described portable terminal, the accekeration of described acceleration transducer 11 detected X, Y and Z axle can change, the size of the acceleration of the portable terminal that records can depart from for 9.8 a lot (general deviation surpasses 0.1), namely can detect portable terminal this moment and not be in normal condition.
In the present embodiment, whether described pick-up unit 1 can utilize described acceleration transducer 11 to detect described portable terminal to be in and to fall state, principle of work according to above-mentioned described acceleration transducer 11 is described, when the size of the acceleration that detects described portable terminal departs from 9.8 when a lot, namely detect described portable terminal and be in and fall state.At this moment, the IC control circuit that just calls the touch-screen of the described portable terminal of described control device 2 controls enters holding state, thereby make the control circuit temporary close of touch-screen not move, thereby it is local and cause touch-screen cisco unity malfunction, the generation of the problem of touch screen operation failure to have avoided dropping to ground or other at portable terminal.And be not in when falling state detecting described portable terminal, then described IC control circuit is not done any operation, namely keep the normal operating conditions of described IC control circuit.
In specific implementation process, it is the concrete model of BMA220(sensor that described acceleration transducer 11 specifically can adopt model) sensor, and in the present embodiment, can also adopt gyroscope to replace 11 pairs of described status of mobile terminal of described acceleration transducer to detect.
As shown in Figure 2, the present invention's touch-screen that prevents portable terminal of utilizing the portable terminal of present embodiment to realize method of falling inefficacy may further comprise the steps:
Whether step 100, the described portable terminal of detection are in and fall state, if then execution in step 101, if not, then execution in step 102.
The IC control circuit of the touch-screen of step 101, the described portable terminal of control enters holding state, then process ends.
Step 102, the normal operating conditions of keeping described IC control circuit and process ends.
Embodiment 2:
As shown in Figure 1, the portable terminal of present embodiment comprises a pick-up unit 1 and a control device 2 equally, is provided with an acceleration transducer 11 in the described pick-up unit 1 equally.The difference of present embodiment and embodiment 1 is: in the present embodiment, when described portable terminal has just been started shooting, described control device 2 can be at first to the initialization of described IC control circuit and control described IC control circuit operate as normal.
And when described IC control circuit operate as normal, this moment, described pick-up unit 1 can detect by described acceleration transducer 11, whether detect described portable terminal is in and falls state, if, then call the described IC control circuit of described control device 2 controls and enter holding state, local and cause touch-screen cisco unity malfunction, the generation of the problem of touch screen operation failure to prevent that portable terminal from dropping to ground or other; And if detect to not, described portable terminal (namely not falling) working properly is described then, and just do not do operation this moment, keep described IC control circuit operate as normal to get final product, and described pick-up unit 1 can detect again after through a sense cycle.
And when described IC control circuit is in holding state, the described pick-up unit 1 of recycling detects by described acceleration transducer 11, whether the described portable terminal of same detection is in and falls state, if, then do not do operation, keep the holding state of described IC control circuit to get final product, thereby just can guarantee when portable terminal falls, to prevent the transmission of the problem that touch-screen lost efficacy, and can detect again through described pick-up unit 1 after the described sense cycle; If not, illustrate that then described portable terminal recovers normal condition (namely no longer falling) again, just call the described IC control circuit operate as normal of described control device 2 controls this moment again and get final product.
Like this, when utilizing method of the present invention just can when portable terminal is normal, control touch-screen operate as normal and portable terminal to fall touch-screen is carried out idle protection, convenient for users to use, promoted user's experience.
And this method can periodically detect and control, and carries out thereby this method can be circulated.And in the present embodiment, when described acceleration transducer 11 adopted the BMA220 sensor, the conventional sense cycle of BMA220 was 50ms, therefore can described sense cycle be set to 50ms.When specifically putting into practice, preferably, only can arrange time that portable terminal is kept a certain state when a special value (can set according to actual conditions, preferably, can be set to 200ms) is above, just judge this state of described portable terminal.
When special value is set to 200ms, then must detect through continuous 4 times, and detected result assert that just described portable terminal is in a certain state when the same.For example, only be in when falling state detecting described portable terminal for continuous 4 times, judge that just described portable terminal is in the above-mentioned state that falls, then just can call the described IC control circuit of described control device 2 controls and enter holding state.Other in like manner just repeat no more at this.
As shown in Figure 3, the present invention's touch-screen that prevents portable terminal of utilizing the portable terminal of present embodiment to realize method of falling inefficacy may further comprise the steps:
Step 200, the described IC control circuit operate as normal of control.
Whether step 201, the described portable terminal of detection are in and fall state, if then execution in step 202, then do not do operation if not, and are returning step 201 through after the described sense cycle.
Step 202, the described IC control circuit of control enter holding state.
Whether step 203, the described portable terminal of detection are in and fall state, if then do not do operation, and returning step 203 through after the described sense cycle, if not, then return step 200.
Though more than described the specific embodiment of the present invention, it will be understood by those of skill in the art that these only illustrate, protection scope of the present invention is limited by appended claims.Those skilled in the art can make numerous variations or modification to these embodiments under the prerequisite that does not deviate from principle of the present invention and essence, but these changes and modification all fall into protection scope of the present invention.

Claims (8)

1. one kind prevents that the touch-screen of portable terminal from falling the method for inefficacy, it is characterized in that, said method comprising the steps of:
S 1, detect described portable terminal and whether be in and fall state, and detecting when being execution in step S 2
S 2, the described portable terminal of control the IC control circuit of touch-screen enter holding state.
2. the method for claim 1 is characterized in that, step S 1Also comprise a step S before 01: control described IC control circuit operate as normal; Step S 1In do not do operation for not the time detecting, and after through a sense cycle, return step S 1
Step S 2Also comprise a step S afterwards 3: detect described portable terminal and whether be in and fall state, if then do not do operation, and returning step S through after the described sense cycle 3If not, then return step S 01
3. method as claimed in claim 2 is characterized in that, described portable terminal comprises an acceleration transducer and/or a gyroscope, step S 1And S 3In utilize described acceleration transducer and/or described gyroscope to detect.
4. as any described method among the claim 1-3, it is characterized in that described touch-screen is a capacitive touch screen.
5. portable terminal, it is characterized in that, it comprises a pick-up unit and a control device, whether described pick-up unit is in for detection of described portable terminal is fallen state, and detecting when being, call described control device and control the IC control circuit of the touch-screen of described portable terminal and enter holding state.
6. portable terminal as claimed in claim 5 is characterized in that, described control device also is used for the described IC control circuit operate as normal of control;
When described IC control circuit operate as normal, described pick-up unit is used for detecting when being, calls described control device and controls described IC control circuit and enter holding state; Also be used for detecting for not the time, through detecting again after the sense cycle;
After described IC control circuit entered holding state, described pick-up unit was used for passing through described sense cycle and detecting again detecting when being; Also be used for calling described control device and controlling described IC control circuit operate as normal detecting for not the time.
7. portable terminal as claimed in claim 6 is characterized in that, described pick-up unit comprises an acceleration transducer and/or a gyroscope, and described pick-up unit is used for detecting by described acceleration transducer and/or described gyroscope.
8. portable terminal as claimed in claim 7 is characterized in that, described touch-screen is a capacitive touch screen.
CN201310247845.6A 2013-06-20 2013-06-20 Mobile terminal and prevent the method that the touch screen of mobile terminal falls inefficacy Active CN103279719B (en)

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Cited By (7)

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CN103955365A (en) * 2014-04-17 2014-07-30 小米科技有限责任公司 Method and device for controlling terminal when terminal falls off
CN105120108A (en) * 2015-09-11 2015-12-02 上海斐讯数据通信技术有限公司 Electronic device and fall protection method thereof
CN106021007A (en) * 2016-05-20 2016-10-12 深圳天珑无线科技有限公司 Method for detecting fault of terminal and terminal
CN106878551A (en) * 2017-01-25 2017-06-20 维沃移动通信有限公司 A kind of power switch method and mobile terminal
CN108429852A (en) * 2018-01-29 2018-08-21 广东欧珀移动通信有限公司 The guard method fallen and Related product
CN110418027A (en) * 2019-06-17 2019-11-05 深圳盈达机器视觉技术有限公司 The control method and scanning means of scanning means fall protection
CN112236710A (en) * 2018-05-29 2021-01-15 苹果公司 Optical system for head-mounted display

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CN101382559A (en) * 2008-09-04 2009-03-11 宇龙计算机通信科技(深圳)有限公司 Mobile terminal and drop alarm method and device for objects
CN102572116A (en) * 2012-02-27 2012-07-11 深圳市友利通电子有限公司 Mobile communication terminal and automatic dropping protection method thereof

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20050242971A1 (en) * 2003-07-15 2005-11-03 Gregory Dryer System and method for safe disablement of mobile pieces of equipment (MPEs)
CN101060244A (en) * 2006-04-19 2007-10-24 鸿富锦精密工业(深圳)有限公司 Portable electronic device with the automatic shutoff protective functions
CN101382559A (en) * 2008-09-04 2009-03-11 宇龙计算机通信科技(深圳)有限公司 Mobile terminal and drop alarm method and device for objects
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Cited By (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN103955365A (en) * 2014-04-17 2014-07-30 小米科技有限责任公司 Method and device for controlling terminal when terminal falls off
CN103955365B (en) * 2014-04-17 2017-08-25 小米科技有限责任公司 The method and device of control terminal when a kind of terminal is fallen
CN105120108A (en) * 2015-09-11 2015-12-02 上海斐讯数据通信技术有限公司 Electronic device and fall protection method thereof
CN106021007A (en) * 2016-05-20 2016-10-12 深圳天珑无线科技有限公司 Method for detecting fault of terminal and terminal
CN106878551A (en) * 2017-01-25 2017-06-20 维沃移动通信有限公司 A kind of power switch method and mobile terminal
CN108429852A (en) * 2018-01-29 2018-08-21 广东欧珀移动通信有限公司 The guard method fallen and Related product
CN112236710A (en) * 2018-05-29 2021-01-15 苹果公司 Optical system for head-mounted display
CN110418027A (en) * 2019-06-17 2019-11-05 深圳盈达机器视觉技术有限公司 The control method and scanning means of scanning means fall protection
CN110418027B (en) * 2019-06-17 2022-02-22 深圳盈达机器视觉技术有限公司 Control method for falling protection of scanning device and scanning device

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