CN107911533A - A kind of lower mobile terminal function key implementation method of screen comprehensively - Google Patents
A kind of lower mobile terminal function key implementation method of screen comprehensively Download PDFInfo
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- CN107911533A CN107911533A CN201710995822.1A CN201710995822A CN107911533A CN 107911533 A CN107911533 A CN 107911533A CN 201710995822 A CN201710995822 A CN 201710995822A CN 107911533 A CN107911533 A CN 107911533A
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- pressure
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72466—User interfaces specially adapted for cordless or mobile telephones with selection means, e.g. keys, having functions defined by the mode or the status of the device
-
- 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
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72469—User interfaces specially adapted for cordless or mobile telephones for operating the device by selecting functions from two or more displayed items, e.g. menus or icons
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/12—Details of telephonic subscriber devices including a sensor for measuring a physical value, e.g. temperature or motion
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M2250/00—Details of telephonic subscriber devices
- H04M2250/22—Details of telephonic subscriber devices including a touch pad, a touch sensor or a touch detector
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02D—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN INFORMATION AND COMMUNICATION TECHNOLOGIES [ICT], I.E. INFORMATION AND COMMUNICATION TECHNOLOGIES AIMING AT THE REDUCTION OF THEIR OWN ENERGY USE
- Y02D30/00—Reducing energy consumption in communication networks
- Y02D30/70—Reducing energy consumption in communication networks in wireless communication networks
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- Engineering & Computer Science (AREA)
- Human Computer Interaction (AREA)
- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- User Interface Of Digital Computer (AREA)
Abstract
The invention discloses a kind of lower mobile terminal function key implementation method of screen comprehensively, the mobile terminal has a pressure sensitive sensor, below screen, it is fitted between front housing and rear shell, and the pressure sensitive sensor corresponds to HOME key pressings area, BACK key pressings area and MENU key pressings area；When user presses touch-screen, mobile terminal pressure button driving layer reads current touch coordinate, and judges the coordinate whether in pressure sensitive key zone, and obtains corresponding pressure value.The present invention only senses the several key areas specified, and user can be produced the effect for returning to desktop by HOME keypads again, easy to use without being prompted by the upper icon of UI；Only need to obtain the corresponding pressure sensitive coefficient in each key zone in calibration, it is possible to obtain relatively accurate pressure value.
Description
Technical field
The invention belongs to the key detecting method of technical field of mobile terminals, more particularly to mobile terminal.
Background technology
As handset content is increasingly abundanter.User proposes the size of mobile phone screen the requirement of higher.But mobile phone
Outside Dimensions have evolved to 5.5 cun even 6 cun, and increasing mobile phone has seriously affected the portability of mobile phone.Then permitted
More cell phone manufacturers propose the concept shielded comprehensively.
The problem of comprehensive screen mobile phone is brought has been the absence of function key necessary to cell phone system, such as must in ANROID systems
BACK, HOME, MENU of palpus.Existing solution is by the way of virtual key, and Fig. 1 is traditional mobile terminal navigation area
Schematic diagram.There are three icons in the figure, in navigation bar, correspond to tri- keys of BACK, HOME, MENU respectively.Marked in screen
Three keys are drawn on the region by one piece of viewing area respectively as navigation area.Though which can solve the problems, such as do not have function key,
But screen effective display area can be caused to reduce.Though can use and pass through software mode hiding conductive navigating area, needing to use work(
During energy key, navigation area is first resurrected.This can increase the complexity of user's operation, seriously affect user experience.
Patent application 201710087192.8 then discloses a kind of mobile terminal shell component with button and movement eventually
End, wherein, the mobile terminal shell component with button includes：Housing；The button touch panel being formed on housing, button touch
The front for touching panel is used to press generation deformation for user, and the back side of button touch panel is provided with pressure responsive element, wherein,
The circuit board electrical connection of pressure responsive element and mobile terminal, pressure responsive element is used to detect to be transmitted from button touch panel
Pressing force, and trigger signal is sent when pressing force is more than preset value, circuit board is used to receive trigger signal and produces correspondence
Control signal to control mobile terminal.But the patent application still has drawbacks described above.
The content of the invention
Based on this, therefore the primary mesh of the present invention be to provide a kind of lower mobile terminal function key implementation method of screen comprehensively,
This method carries out recognition by pressing keys using pressure sensitive sensor, and button is hidden in below screen, is being not take up screen display area
While, the function of traditional entity key is realized, user can use function key at any time, greatly improved user's body
Test.
It is to provide a kind of screen comprehensively lower mobile terminal function key implementation method, this method knot another mesh of the present invention
Close mobile terminal touch-screen, by accurate coordinate obtain user's pressing position, have it is simple in structure, without aiding sensors
The advantages that, realize simplicity, cost is low.
To achieve the above object, the technical scheme is that：
A kind of lower mobile terminal function key implementation method of screen comprehensively, it is characterised in that the mobile terminal has a pressure
Inductive pick-up, below screen, is fitted between front housing and rear shell, and the pressure sensitive sensor corresponds to HOME keys
Pressing area, BACK key pressings area and MENU key pressings area；
When user does not press touch-screen, Pressure identification chip is in the self-refresh mode of low-power consumption, with low frequency timing more
The pressure value of new current pressure sensor, and it is cached in chip internal；
When user presses touch-screen, mobile terminal pressure button driving layer reads current touch coordinate, and judges the seat
Mark obtains corresponding pressure value whether in pressure sensitive key zone.
The pressure sensor is single-sided lamination formula pressure sensitive sensor.203 are attached on the front housing of mobile terminal.When
When user presses glass cover-plate, deformation is produced since cover board is pressurized, causes LCM modules and front housing to interlock deformation.Single-sided lamination
Formula pressure sensitive sensor can feel itself curvature, and be converted into electric signal, then signal is amplified, filter, is analyzed,
Obtain the pressure value of user's pressing.
The characteristics of due to pressure sensitive sensor, the optional position in pressing panel, cover board can all produce deformation, cause to pass
Sensor exports electric signal, and then is identified as effective button by Pressure identification chip.Therefore also need to judge the position of user's pressing
Whether it is effective key zone.
Further, the described method includes：
When pressing area is not effective Pressure identification area, pressure buttons driving layer does not do any operation；
When pressing area is in effective Pressure identification area, pressure buttons drive layer to be pressed by I2C transmissions and are tagged to pressure
Power identification chip；
When Pressure identification chip is to receive pressing mark, it be baseline value to take the level value before certain time, by currency and
The difference of baseline value is basic data, is calibrated by smothing filtering, then by calibration factor, obtains corresponding pressure value.
Further, corresponding pressure value is read in pressure buttons driving layer timing, judges whether to be more than the threshold value specified, such as
Fruit is more than threshold value, reports the key assignments of corresponding function key to press message by input subsystem.Otherwise do not process；
When user's hand leaves touch panel, pressure buttons drive layer to remove pressing by I2C and are tagged to Pressure identification core
Piece, if this time pressing operation once triggered reporting for function key pressing message, the release message of function key.
After pressure sensitive chip receives removing pressing mark, into the sampling period is reduced, into low-power consumption mode.
Further, the method idiographic flow is as follows：
101st, finger pressing touch panel；
102nd, sensor module detection deformation, output pressure value；
103rd, mobile terminal reads changing coordinates；
104th, judge whether changing coordinates are function key area；It is no, then normal response touch operation；It is then to carry out in next step；
105th, sensor pressure values are read；
106th, judge whether to be more than specified threshold；It is then to carry out in next step, otherwise normal response touch operation；
107th, linear motor is driven, prompts user's Trigger Function key；
108th, the driving direct reporting functions key of layer corresponds to key assignments to input subsystem.
The present invention only uses a pressure sensor, rather than whole pressure sensitive screen, is different from current existing 3D
TOUCH screens.Meanwhile the present invention only senses the several key areas specified, and all responses are fixed by system, and user presses again
HOME keypads can produce the effect for returning to desktop, easy to use without being prompted by the upper icon of UI；Due to simply examining
Survey flicking, press two dynamics grades again, the required precision for pressing substantially reduces, therefore need not be in each key induced area
Paste a sensor, it is only necessary to obtain the corresponding pressure sensitive coefficient in each key zone in calibration, it is possible to obtain relatively accurate
Pressure value.
Brief description of the drawings
Fig. 1 is the schematic diagram that the prior art implements mobile terminal navigation area.
Fig. 2 is that the present invention implements mobile terminal function key realization device top view.
Fig. 3 is that the present invention implements the lower mobile terminal function key realization device horizontal view of screen comprehensively.
Fig. 4 is that screen comprehensively lower mobile terminal function key of the invention of implementing realizes flow chart.
Embodiment
In order to make the purpose , technical scheme and advantage of the present invention be clearer, with reference to the accompanying drawings and embodiments, it is right
The present invention is further elaborated.It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, and
It is not used in the restriction present invention.
Shown in Fig. 2, the mobile terminal for the lower mobile terminal function key implementation method application of comprehensive screen realized for the present invention
Top view, in figure, 201 be mobile terminal glass cover-plate, and 202 be LCD module displays area, and 203 be pressure sensitive sensor, is located at
Below screen, it is fitted between front housing and rear shell, 204 be HOME key pressings area, and 205 be BACK key pressings area, and 206 be MENU keys
Shown in pressing area.In the present invention, it should realize the function of three function keys, and be not take up the space of viewing area.
Wherein, 203 be single-sided lamination formula pressure sensitive sensor, and 203 are attached on the front housing of mobile terminal.When user presses
When pressing glass cover-plate, deformation is produced since cover board is pressurized, causes LCM modules and front housing to interlock deformation, single-sided lamination formula pressure
Inductive pick-up can sense itself curvature (deformation), and be converted into electric signal, then the signal acquisition process chip used
Signal is amplified, filter, analyze (signal acquisition process chip is the prior art, and details are not described herein), obtain user by
The pressure value of pressure.
With reference to shown in Fig. 3, Fig. 3 is that the level of the lower mobile terminal of screen comprehensively regards cross-sectional view, and in figure, 301 is move
Terminal glass cover board, 302 be LCD display modules, and 303 be mobile terminal front housing, and 304 be mobile terminal rear shell, and 305 be feeling of stress
Inductive sensing device, 306 press region for BACK function keys, and 307 press region for HOME function keys, and 308 be MENU function key pressings
Region.Sensor is fitted on the front housing of mobile terminal.It is connected by FPC with special chip.
The characteristics of due to pressure sensitive sensor, the optional position in pressing panel, cover board can all produce deformation, cause to pass
Sensor exports electric signal.And then effective button is identified as by Pressure identification chip.Therefore also need to judge the position of user's pressing
Whether it is effective key zone.
In order not to increase number of sensors, or increase hardware configuration complexity.The present invention by the touch-screen of mobile phone into
Prevent false triggering button.
Button judges that identification process is as follows：
A) when user does not press touch-screen, Pressure identification chip is in the self-refresh mode of low-power consumption.With low frequency timing
The pressure value of current pressure sensor is updated, and is cached in chip internal.
B) when user presses touch-screen, mobile terminal pressure button driving layer reads current touch coordinate, and judges to be somebody's turn to do
Whether coordinate is in pressure sensitive key zone.
C) when pressing area is not effective Pressure identification area, pressure buttons driving layer does not do any operation.
D) when pressing area is in effective Pressure identification area, pressure buttons drive layer to be pressed by I2C transmissions and are tagged to
Pressure identification chip
E) when Pressure identification chip is to receive pressing mark, it is baseline value to take the level value before certain time, by currency
Difference with baseline value is basic data, is calibrated by smothing filtering, then by calibration factor, obtains corresponding pressure value.
F) corresponding pressure value is read in pressure buttons driving layer timing, judges whether to be more than the threshold value specified, if greater than
Threshold value, reports by input subsystem the key assignments of corresponding function key to press message.Otherwise do not process.
G) when user's hand leaves touch panel, pressure buttons drive layer to remove pressing by I2C and are tagged to Pressure identification
Chip.If this time pressing operation once triggered reporting for function key pressing message, the release message of function key.
H) after pressure sensitive chip receives removing pressing mark, into the sampling period is reduced, into low-power consumption mode.
Fig. 4 realizes that idiographic flow illustrates for the lower mobile terminal function key of screen comprehensively, and idiographic flow is as follows：
101st, finger pressing touch panel；
102nd, sensor module detection deformation, output pressure value；
103rd, mobile terminal reads changing coordinates；
104th, judge whether changing coordinates are function key area；It is no, then normal response touch operation；It is then to carry out in next step；
105th, sensor pressure values are read；
106th, judge whether to be more than specified threshold；It is then to carry out in next step, otherwise normal response touch operation；
107th, linear motor is driven, prompts user's Trigger Function key；
108th, the driving direct reporting functions key of layer corresponds to key assignments to input subsystem.
Therefore, the present invention only uses a pressure sensor, rather than whole pressure sensitive screen, is different from existing at present
3D TOUCH screens.User presses different icons in 3D TOUCH screens at the same time again when, the function that can be produced is decided in its sole discretion by each application.With
Family is not aware that oneself to press which feedback can be produced again.The several key areas specified only are sensed in the present apparatus, and it is all
Response is fixed by system.User can be produced the effect for returning to desktop by HOME keypads again.Without being prompted by the upper icon of UI.
It is easy to use.Due to simply detecting flicking, pressing two dynamics grades again, the required precision for pressing substantially reduces, because
This need not paste a sensor in each key induced area, it is only necessary to obtain the corresponding pressure sensitive in each key zone in calibration
Coefficient, it is possible to obtain relatively accurate pressure value.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all essences in the present invention
All any modification, equivalent and improvement made within refreshing and principle etc., should all be included in the protection scope of the present invention.
Claims (5)
1. a kind of lower mobile terminal function key implementation method of screen comprehensively, it is characterised in that the mobile terminal has a feeling of stress
Inductive sensing device, below screen, is fitted between front housing and rear shell, and the pressure sensitive sensor is pressed corresponding to HOME keys
Pressure area, BACK key pressings area and MENU key pressings area；
When user does not press touch-screen, Pressure identification chip is in the self-refresh mode of low-power consumption, is worked as with low frequency timing renewal
The pressure value of preceding pressure sensor, and it is cached in chip internal；
When user presses touch-screen, mobile terminal pressure button driving layer reads current touch coordinate, and judges that the coordinate is
It is no in pressure sensitive key zone, and obtain corresponding pressure value.
2. the lower mobile terminal function key implementation method of screen comprehensively as claimed in claim 1, it is characterised in that the pressure sensing
Device is single-sided lamination formula pressure sensitive sensor.
3. the lower mobile terminal function key implementation method of screen comprehensively as claimed in claim 2, it is characterised in that further, the side
Method includes：
When pressing area is not effective Pressure identification area, pressure buttons driving layer does not do any operation；
When pressing area is in effective Pressure identification area, pressure buttons drive layer to be pressed by I2C transmissions and are tagged to pressure knowledge
Other chip；
When Pressure identification chip is to receive pressing mark, it is baseline value to take the level value before certain time, by currency and baseline
The difference of value is basic data, is calibrated by smothing filtering, then by calibration factor, obtains corresponding pressure value.
4. the lower mobile terminal function key implementation method of screen comprehensively as claimed in claim 3, it is characterised in that pressure buttons drive
Corresponding pressure value is read in layer timing, is judged whether to be more than the threshold value specified, if greater than threshold value, is reported by input subsystem
The key assignments of corresponding function key presses message, does not otherwise process；
When user's hand leaves touch panel, pressure buttons drive layer to remove pressing by I2C and are tagged to Pressure identification chip, such as
This time pressing operation once triggered reporting for function key pressing message to fruit, then the release message of function key；
After pressure sensitive chip receives removing pressing mark, into the sampling period is reduced, into low-power consumption mode.
5. the lower mobile terminal function key implementation method of screen comprehensively as claimed in claim 4, it is characterised in that the method is specific
Flow is as follows：
101st, finger pressing touch panel；
102nd, sensor module detection deformation, output pressure value；
103rd, mobile terminal reads changing coordinates；
104th, judge whether changing coordinates are function key area；It is no, then normal response touch operation；It is then to carry out in next step；
105th, sensor pressure values are read；
106th, judge whether to be more than specified threshold；It is then to carry out in next step, otherwise normal response touch operation；
107th, linear motor is driven, prompts user's Trigger Function key；
108th, the driving direct reporting functions key of layer corresponds to key assignments to input subsystem.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710995822.1A CN107911533B (en) | 2017-10-23 | 2017-10-23 | Method for realizing function keys of comprehensive under-screen mobile terminal |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710995822.1A CN107911533B (en) | 2017-10-23 | 2017-10-23 | Method for realizing function keys of comprehensive under-screen mobile terminal |
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| CN107911533A true CN107911533A (en) | 2018-04-13 |
| CN107911533B CN107911533B (en) | 2020-10-09 |
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Cited By (4)
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| CN109375830A (en) * | 2018-12-24 | 2019-02-22 | 深圳市中擎创科技有限公司 | A kind of electronic product method of toch control |
| CN111147062A (en) * | 2020-01-19 | 2020-05-12 | 芯海科技（深圳）股份有限公司 | Pressure sensor module, pressure detection device and terminal equipment |
| CN113542500A (en) * | 2021-07-16 | 2021-10-22 | 南昌黑鲨科技有限公司 | Pressure control system, method and computer readable storage medium |
| CN113970988A (en) * | 2021-09-07 | 2022-01-25 | 惠州Tcl移动通信有限公司 | Glass cover plate, screen module, mobile terminal and processing method of screen module |
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| CN113970988A (en) * | 2021-09-07 | 2022-01-25 | 惠州Tcl移动通信有限公司 | Glass cover plate, screen module, mobile terminal and processing method of screen module |
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|---|---|
| CN107911533B (en) | 2020-10-09 |
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