CN105791469B - Mobile communications device and its control method - Google Patents
Mobile communications device and its control method Download PDFInfo
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- CN105791469B CN105791469B CN201410799554.2A CN201410799554A CN105791469B CN 105791469 B CN105791469 B CN 105791469B CN 201410799554 A CN201410799554 A CN 201410799554A CN 105791469 B CN105791469 B CN 105791469B
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Abstract
A kind of mobile communications device and its control method.Placement state according to mobile communications device determines to open the first camera unit and the second camera unit at least one of which, to detect environment light.The display of result control Touch Screen according to environment light detection.Judge whether mobile communications device enters talking state according to the received sound of radio module.
Description
Technical field
The present invention relates to a kind of electronic devices, and in particular to a kind of mobile communications device and its control method.
Background technique
With the development of science and technology, miscellaneous device, Tablet PC and smart phone etc., have become such as
The indispensable electronic product of modern.These electronic products often include a variety of different sensors, so that electronic product
Function more horn of plenty is more convenient.For example, smart phone may include gravity accelerator, range sensor and optical sensor
Deng.Every kind of sensor all has its specific function, also there is its different sensing mode.By the mutual cooperation between each sensor,
Though user can be allowed to operate electronic product in a manner of more intuition, the increase of right sensor can also improve being produced into for electronic product
This.
Summary of the invention
The present invention provides a kind of control method of mobile communications device, can effectively reduce the manufacture of mobile communications device at
This.
Mobile communications device of the invention has opposite facing one first outer surface and one second outer surface, mobile communication
Device includes Touch Screen, dynamic sensing unit, the first camera unit, the second camera unit and control unit.Wherein touch-control
Screen is configured in the first outer surface.The mode of operation of dynamic sensing unit sensing mobile communications device.The configuration of first camera unit
In the first outer surface.Second camera unit is configured in the second outer surface.Control unit couples dynamic sensing unit, the first camera shooting list
Member, the second camera unit and Touch Screen, the sensing result according to dynamic sensing unit judge putting for mobile communications device
State, and determine that the first camera unit of unlatching and the second camera unit are at least one of according to the placement state of mobile communications device
It is a, to carry out environment light detection, and the display according to the result of environment light detection control Touch Screen.
In one embodiment of this invention, above-mentioned mobile communications device further includes radio module, couples control unit,
Control unit opens the first camera unit, the second camera unit and receipts when mobile communications device receives or issues call request
Sound module so that the first camera unit and the second camera unit carry out environment light detection, and makes radio module carry out radio reception, foundation
Intensity of sound received by the result and radio module of environment light detection judges whether mobile communications device enters call shape
State, if mobile communications device enters talking state, control unit closes the first camera unit, the second camera unit and touch screen
The display picture and touch function of curtain.
In one embodiment of this invention, above-mentioned control unit more judges the first camera unit and the second camera unit institute
Whether the brightness of the image of extraction is all lower than luminance threshold, if the first camera unit and the extracted image of the second camera unit
Brightness is all lower than luminance threshold, judges whether intensity of sound received by radio module is higher than audio intensity threshold, if radio reception
Intensity of sound received by module is higher than audio intensity threshold, and control unit judges that mobile communications device enters talking state.
In one embodiment of this invention, wherein if the first camera unit and the extracted image of the second camera unit it is bright
Degree is not all lower than luminance threshold, and control unit more judges whether the brightness of the extracted image of the first camera unit is lower than luminance threshold
Whether intensity of sound received by value and radio module is higher than audio intensity threshold, if the extracted image of the first camera unit
Brightness is lower than luminance threshold and intensity of sound received by radio module is higher than audio intensity threshold, control unit judgement moves
Dynamic communication device enters talking state.
In one embodiment of this invention, wherein if the first camera unit and the extracted image of the second camera unit it is bright
Degree is all not below luminance threshold, and control unit also judges whether focal time when the first camera unit extracts image is higher than focusing
Whether intensity of sound received by time threshold and radio module is higher than audio intensity threshold, if the first camera unit extracts
Focal time when image is higher than intensity of sound received by focal time threshold value and radio module and is higher than audio intensity threshold,
Control unit judges that mobile communications device enters talking state.
In one embodiment of this invention, wherein the radio module include the first radio unit, the second radio unit and
Voice coder-decoder.Wherein the first radio unit and the second radio unit couple the control unit.Voice coder-decoder coupling first is received
Sound unit, the second radio unit and control unit, the reception signals according to the first radio unit and the second radio unit generate the
One sound source signal and the second sound source signal, control unit also subtract each other the first sound source signal and the second sound source signal, to eliminate ring
Border noise and obtain voice signal, control unit also judges whether mobile communications device enters according to the signal strength of voice signal
Talking state.
In one embodiment of this invention, wherein the allocation position of the first radio unit than the second radio unit configuration bit
Sounding position when the user for setting closer mobile communications device is conversed using mobile communications device.
In one embodiment of this invention, above-mentioned mobile communications device further includes storage unit, couples control unit,
The sensing historical data of dynamic sensing unit is stored, control unit more judges the use of mobile communications device according to sensing historical data
The Move Mode at family, and the Move Mode according to user sets the displacement tolerance of multiple three dimensional space coordinate axis, judges to move
Whether dynamic displacement component of the communication device in three dimensional space coordinate axis at least one of which exceeds corresponding displacement tolerance,
If displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which exceeds corresponding displacement tolerance,
The display picture and touch function of control unit unlatching Touch Screen.
In one embodiment of this invention, above-mentioned control unit also judges to move according to the sensing result of dynamic sensing unit
Whether dynamic communication device is placed into default placement state, if mobile communications device is placed into default placement state, open with
The default corresponding camera unit of placement state, to carry out image zooming-out, and according to the result of image zooming-out adjustment Touch Screen
Brightness.
In one embodiment of this invention, above-mentioned control unit is closed and pre- more after the brightness of adjustment Touch Screen
If the corresponding camera unit of placement state.
In one embodiment of this invention, above-mentioned mobile communications device further includes storage unit, and coupling control is single
Member, stores the sensing historical data of dynamic sensing unit, and control unit also judges mobile communications device according to sensing historical data
Whether the displacement component in the reference axis at least one of which of three-dimensional space exceeds corresponding displacement tolerance, if mobile logical
Displacement component of the T unit in three dimensional space coordinate axis at least one of which exceeds corresponding displacement tolerance, control unit
Judge that mobile communications device changes its placement state.
In one embodiment of this invention, above-mentioned default placement state is that mobile communications device is placed into the first appearance
Face-up state, camera unit corresponding with default placement state are the first camera unit.
In one embodiment of this invention, above-mentioned default placement state is that mobile communications device is placed into the first appearance
Face-down state, camera unit corresponding with default placement state are the second camera unit.
In one embodiment of this invention, above-mentioned mobile communications device further includes Anneta module, and coupling control is single
Member sendes or receive signal when mobile communications device carries out voice communication.
In one embodiment of this invention, above-mentioned Anneta module include antenna, power amplifier, low-noise amplifier with
And radio frequency passes and receives unit.Its intermediate power amplifier coupling antenna.Low-noise amplifier coupling antenna.Radio frequency, which passes, receives unit coupling function
Rate amplifier, low-noise amplifier and control unit pass through power amplification when mobile communications device carries out voice communication respectively
Device and low-noise amplifier transmission and reception radiofrequency signal.
In one embodiment of this invention, above-mentioned dynamic sensing unit include gravity sensor, gyro sensor or
Compass detector.
The control method of mobile communications device of the invention, wherein mobile communications device has opposite facing first outer surface
With the second outer surface, and including Touch Screen, the first camera unit and the second camera unit, wherein the first camera unit configures
In the first outer surface, the second camera unit is configured in the second outer surface, and the control method of mobile communications device includes the following steps.
Sense the mode of operation of mobile communications device.The sensing result of mode of operation according to mobile communications device judges that mobile communication fills
The placement state set.Placement state according to mobile communications device determines to open the first camera unit and the second camera unit at least
One of them, to carry out environment light detection.The display of result control Touch Screen according to environment light detection.
In one embodiment of this invention, above-mentioned mobile communications device further includes radio module, in sensing mobile communication dress
The step of before the mode of operation set further includes the following steps.Judge whether mobile communications device receives or issue call request.
If mobile communications device receives or issue call request, the first camera unit, the second camera unit and radio module are opened, with
So that the first camera unit and the second camera unit is carried out environment light detection, and radio module is made to carry out radio reception.It is examined according to environment light
Intensity of sound received by the result and radio module of survey judges whether mobile communications device enters talking state.If mobile
Communication device enters talking state, closes display picture and the touching of the first camera unit, the second camera unit and Touch Screen
Control function.
In one embodiment of this invention, sound received by above-mentioned result and radio module according to environment light detection
Loudness of a sound degree judges that the step of whether mobile communications device enters talking state includes the following steps.Judge the first camera unit and
Whether the brightness of the extracted image of two camera units is all lower than luminance threshold.If the first camera unit and the second camera unit institute
The brightness of the image of extraction is all lower than luminance threshold, judges whether intensity of sound received by radio module is higher than intensity of sound
Threshold value.If intensity of sound received by radio module is higher than audio intensity threshold, judge that mobile communications device enters call shape
State.
In one embodiment of this invention, sound received by above-mentioned result and radio module according to environment light detection
Loudness of a sound degree judges that the step of whether mobile communications device enters talking state further includes the following steps.If the first camera unit and
The brightness of the extracted image of two camera units is not all lower than luminance threshold, judges the bright of the extracted image of the first camera unit
Whether degree is lower than whether intensity of sound received by luminance threshold and radio module is higher than audio intensity threshold.If the first camera shooting
The brightness of the extracted image of unit is higher than intensity of sound threshold lower than intensity of sound received by luminance threshold and radio module
Value, control unit judge that mobile communications device enters talking state.
In one embodiment of this invention, sound received by above-mentioned result and radio module according to environment light detection
Loudness of a sound degree judges that the step of whether mobile communications device enters talking state further includes the following steps.If the first camera unit and
The brightness of the extracted image of two camera units is not all lower than luminance threshold, judges focusing when the first camera unit extracts image
Whether the time is higher than whether intensity of sound received by focal time threshold value and radio module is higher than audio intensity threshold.If
Focal time when first camera unit extracts image is higher than intensity of sound received by focal time threshold value and radio module
Higher than audio intensity threshold, judge that mobile communications device enters talking state.
In one embodiment of this invention, the control method of above-mentioned mobile communications device further includes the following steps.According to shifting
It is determined whether to enable the display pictures of the first camera unit, the second camera unit and Touch Screen for the placement state of dynamic communication device
Face and touch function.
In one embodiment of this invention, it is determined whether to enable first to take the photograph for the above-mentioned placement state according to mobile communications device
As unit, the second camera unit and Touch Screen display picture and touch function the step of include the following steps.Storage sense
Survey the sensing historical data of the mode of operation of mobile communications device.The user of mobile communications device is judged according to sensing historical data
Move Mode.Move Mode according to user sets the displacement tolerance of multiple three dimensional space coordinate axis.Judgement is mobile logical
Whether displacement component of the T unit in the reference axis at least one of which of three-dimensional space exceeds corresponding displacement tolerance.If
Displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which exceeds corresponding displacement tolerance, opens
Open the display picture and touch function of the first camera unit, the second camera unit and Touch Screen.
In one embodiment of this invention, the above-mentioned placement state according to mobile communications device determines to open the first camera shooting list
Member and the second camera unit at least one of which, to include the following steps the step of carrying out image zooming-out.Judge that mobile communication fills
It sets and whether is placed into default placement state.If mobile communications device is placed into default placement state, opens and put with default
The corresponding camera unit of state, to carry out image zooming-out.
In one embodiment of this invention, the control method of above-mentioned mobile communications device further includes the following steps.According to figure
As the brightness of the result adjustment Touch Screen extracted.Close camera unit corresponding with default placement state.Storage sensing movement
The sensing historical data of the placement state of communication device.Judge mobile communications device in three-dimensional space according to sensing historical data
Whether the displacement component in reference axis at least one of which exceeds corresponding displacement tolerance.If mobile communications device is in three-dimensional
Displacement component in solid axes at least one of which exceeds corresponding displacement tolerance, judges that mobile communications device changes
Its placement state.
In one embodiment of this invention, above-mentioned default placement state is that mobile communications device is placed into the first outer surface
State upward, camera unit corresponding with default placement state are the first camera unit.
In one embodiment of this invention, above-mentioned default placement state is that mobile communications device is placed into the first outer surface
State directed downwardly, camera unit corresponding with default placement state are the second camera unit.
Based on above-mentioned, placement state decision unlatching first camera unit of the embodiment of the present invention according to mobile communications device
With the second camera unit at least one of which, to carry out environment light detection, and the result according to environment light detection controls the touch-control
The display of screen separately and can cooperate the received sound of foundation radio module institute to judge whether mobile communications device enters call shape
State, and then replace the function of range sensor and optical sensor, save the manufacturing cost of mobile communications device.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and it is detailed to cooperate attached drawing to make
Carefully it is described as follows.
Detailed description of the invention
Fig. 1 is painted the schematic diagram of the mobile communications device of one embodiment of the invention.
Fig. 2 is painted the schematic diagram of the mobile communications device of another embodiment of the present invention.
Fig. 3 is painted the schematic diagram of the mobile communications device of another embodiment of the present invention.
Fig. 4 is painted the control method flow diagram of the mobile communications device of one embodiment of the invention.
Fig. 5 A and Fig. 5 B is painted the control method flow diagram of the mobile communications device of another embodiment of the present invention.
Fig. 6 A and Fig. 6 B is painted the control method flow diagram of the mobile communications device of another embodiment of the present invention.
Fig. 7 is painted the control method flow diagram of the mobile communications device of another embodiment of the present invention.
[symbol description]
100: mobile communications device
102: Touch Screen
104: dynamic sensing unit
106,108: camera unit
110: control unit
112: radio module
114: storage unit
116: Anneta module
F1, F2: outer surface
302: antenna
304: power amplifier
306: low-noise amplifier
308: radio frequency, which passes, receives unit
310,312: radio unit
314: voice coder-decoder
S1, S2: reception signals
S1', S2': sound source signal
S402~S408, S502~S510, S506A~S506D, S510A~S510F, S602, S702~S718: mobile
The control method step of communication device
Specific embodiment
Fig. 1 is painted the schematic diagram of the mobile communications device of one embodiment of the invention.Please refer to Fig. 1, mobile communications device 100
Including Touch Screen 102, dynamic sensing unit 104, camera unit 106, camera unit 108, control unit 110, radio module
112, storage unit 114 and Anneta module 116, control unit 110 couple Touch Screen 102, dynamic sensing unit 104, take the photograph
As unit 106, camera unit 108, radio module 112, storage unit 114 and Anneta module 116.Mobile communications device 100
It can as shown in Figure 2 include opposite facing outer surface F1 and outer surface F2, Touch Screen 102 and camera unit 106 are configured in appearance
On the F1 of face, and the configuration of camera unit 108 is on the F2 of outer surface.In the present embodiment, mobile communications device 100 is an intelligent hand
Machine is so not limited thereto, and mobile communications device 100 also may be, for example, tablet computer or other taking with communication function
Formula electronic device.Control unit 110 can be the central processing unit (CPU:central of mobile communications device 100
Processing unit) or mobile communications device 100 a processor (processor), also or mobile communication dress
Set 100 embedded controller (embedded controller).
Anneta module 116 enables mobile communications device 100 to carry out voice with other devices to send or receive signal
Communication.Dynamic sensing unit 104 can sense the mode of operation of mobile communications device 100, may be, for example, gravity sensor (G-
Sensor), gyro sensor (gyro sensor) or compass detector (compass sensor), and storage unit 114 can
Store the sensing historical data of dynamic sensing unit 104.Control unit 110 then can be according to the sensing knot of dynamic sensing unit 104
Fruit judges the placement state of mobile communications device 100, and placement state according to mobile communications device 100 determines to open camera shooting single
Member 106 and 108 at least one of which of camera unit to carry out environment light detection, and are controlled according to the result of environment light detection and are touched
The display of screen 102, such as the bright dark degree of adjustment Touch Screen 102 are controlled, also or turns off or on Touch Screen 102.Such as
This according to mobile communications device placement state and camera unit environment light detection result come control the bright dark of Touch Screen or
Open state can reach the effect that optical sensor and range sensor are played in smart phone in known technology, therefore can save
The installation of optical sensor and range sensor is gone, and reduces the manufacturing cost of smart phone.
For example, it is asked when mobile communications device 100 receives or transmit call by Anneta module 116 in a state of use
When asking, when also or receiving call request by Anneta module 116 and waking up from standby mode, control unit 110 can be opened
Camera unit 106, camera unit 108 and radio module 112 are opened, so that camera unit 106 and camera unit 108 carry out environment
Light detection, and make the progress radio reception of radio module 112, and sound received by the result and radio module according to environment light detection
Loudness of a sound degree judges whether mobile communications device 100 enters talking state.If mobile communications device 100 enters talking state, control
Unit 110 can close the display picture and touch function of Touch Screen 102.
Specifically, the mode that camera unit 106 and camera unit 108 carry out environment light detection can be by extracted figure
The brightness of picture carries out, and control unit 110 can determine whether that the brightness of camera shooting single 106 and the extracted image of camera unit 108 is
It is no to be all lower than luminance threshold, wherein color or the grayscale value of image can be extracted for example to judge by extracting the brightness of image.If taking the photograph
As the brightness of unit 106 and the extracted image of camera unit 108 is not all lower than luminance threshold, control unit 110 be can determine whether
Whether the brightness of the extracted image of camera unit 106 is lower than luminance threshold.If the brightness of the extracted image of camera unit 106
Lower than luminance threshold, represents user and mobile communications device 100 has been placed into position when conversing.Such as by mobile communication
Device 100 is placed into the position that outer surface F1 is close to user face, and camera unit 106 is made to extract the image of black,
It can so judge whether mobile communications device 100 enters talking state by the image that camera unit 106 extracts black.In order to
Further determine that mobile communications device 100 is on call, more can determine whether intensity of sound received by radio module 112
Whether it is higher than audio intensity threshold, if intensity of sound received by radio module 112 is higher than audio intensity threshold, represents user
It faces mobile communications device 100 to speak, wherein radio module 112, which may be provided at, uses mobile communications device 100 close to user
Sounding position when being conversed.It is lower than luminance threshold and radio module 112 in the brightness of the extracted image of camera unit 106
Received intensity of sound is higher than in the case of audio intensity threshold, and control unit 110 can determine mobile communications device 100
Enter talking state, and closes the display picture and touch-control of camera unit 106 and camera unit 108 and Touch Screen 102
Function.It is worth noting that, can also judge in some embodiments only in accordance with the extracted image of camera unit 106 mobile logical
Whether T unit 100 has entered talking state.
In addition, being represented if the brightness of camera unit 106 and the extracted image of camera unit 108 is all lower than luminance threshold
Mobile communications device 100 is in the environment of dark, and shifting can not be only determined by the extracted image of camera unit 106
Dynamic communication device 100 has entered talking state.At this time, it may be necessary to radio module 112 come judge mobile communications device 100 whether into
Enter talking state, intensity of sound received by radio module 112 is higher than audio intensity threshold if judging, control unit 110 is sentenced
Disconnected mobile communications device 100 has entered talking state, and can close camera unit 106 and camera unit 108 and Touch Screen
102 display picture and touch function.
In addition, in some embodiments, control unit 110 judges whether mobile communications device 100 has entered call shape
The mode of state can also be carried out by focal time required when extracting image according to camera unit 106.Due to camera unit
106 focal times required when being closer with object are longer, and control unit 110 can determine whether that camera unit 106 extracts image
When focal time whether be higher than focal time threshold value, if camera unit 106 extract image when focal time be higher than focus
Between threshold value, represent user and mobile communications device 100 be placed into position when conversing, that is, mobile communications device 100
Talking state is entered.Similarly, the focal time required when extracting image according to camera unit 106 judges that mobile communication fills
When setting 100 and whether having entered talking state, sound received by radio module 112 can also be cooperated to be judged simultaneously, with
Further determine that mobile communications device 100 has entered talking state, mode in previous paragraphs explanation, technology belonging to the present invention
The technical staff in field can deduce embodiments thereof according to paragraph content before, and details are not described herein.
After determining that mobile communications device 100 enters talking state, control unit 110 is more deposited according to storage unit 114
The sensing historical data of storage judges displacement component of the mobile communications device 100 in the reference axis at least one of which of three-dimensional space
Whether corresponding displacement tolerance is exceeded.Wherein the displacement tolerance in each reference axis can use shifting according to user
Move Mode when dynamic communication device 100 determines that different reference axis can correspond to different displacement tolerances.For example, when
When user uses mobile communications device 100 while walking, mobile communications device 100 will likely be influenced by user's movement
And occur corresponding displacement component in different reference axis, the sensing that control unit 110 can be stored according to storage unit 114
Historical data judges the Move Mode of the user of mobile communications device 100, and sets according to the Move Mode of user (mode on foot)
The displacement tolerance of fixed each reference axis setting, control unit 110 can judge mobile communications device 100 in different seats respectively
Whether the displacement component on parameter exceeds corresponding displacement tolerance.If mobile communications device 100 is in three dimensional space coordinate axis
Displacement component at least one of which exceeds corresponding displacement tolerance, represents user and is moved away from mobile communications device 100
Position when being conversed, control unit 110 can open the display picture and touch function of Touch Screen 102 at this time, with
Mobile communications device 100 is set to can receive the touch control operation of user.It is worth noting that, Move Mode is not with above-mentioned mould of walking
Formula is limited, and also may be, for example, user in the mode by bike or when being engaged in other dynamic movings, may also comprise user certainly
Mode when being engaged in static activity, such as be seated, stand or recumbency uses the mode of mobile communications device 100.
As described above, the embodiment of the present invention can be by the environment light detection according to camera unit 106 and camera unit 108
As a result and sound received by radio module 112 judges whether mobile communications device 100 has entered talking state, and opens
Touch Screen 102 is opened or closed, can reach whether judge mobile communications device 100 without range sensor or optical sensor
Enter the effect of talking state, therefore installing range sensor and optical sensor can be not required on mobile communication device 100, and
The manufacturing cost of mobile communications device 100 can be saved.
In addition, control unit 110 can more adjust Touch Screen 102 according to the placement state of mobile communications device 100
Brightness.Specifically, control unit 110 can judge that mobile communications device 100 is according to the sensing result of dynamic sensing unit 104
It is no to be placed into default placement state, if mobile communications device 100 is placed into default placement state, just opens and put with default
The corresponding camera unit of state, to carry out image zooming-out, and the brightness according to the result of image zooming-out adjustment Touch Screen 102,
To enable the Touch Screen 102 of mobile communications device 100 show, brightness appropriate is watched for user.
For example, above-mentioned default placement state may include that mobile communications device 100 is placed into its 102 court of Touch Screen
Under state and be placed into its state of Touch Screen 102 upward.Its touch screen is placed into mobile communications device 100
For 102 states directed downwardly of curtain, control unit 110 can judge that mobile communication is filled according to the sensing result of dynamic sensing unit 104
Set whether 100 be placed into its state directed downwardly of Touch Screen 102, that is, user may use shifting in the case of recumbency at this time
Dynamic communication device 100, if whether mobile communications device 100 is placed into its state directed downwardly of Touch Screen 102, control unit
110 open camera unit 108.Furthermore, it is understood that control unit 110 can judge according to the sensing result of dynamic sensing unit 104
The tilt angle of mobile communications device 100 whether in predetermined inclination angular range, such as Touch Screen 102 normal direction with
Whether whether the angle between gravity direction is in 75~100 degree, to judge mobile communications device 100 in 102 court of Touch Screen
Under situation.If being in the situation directed downwardly of Touch Screen 102, control unit 110 can be according to the image zooming-out knot of camera unit 108
Fruit adjusts the brightness of Touch Screen 102, if such as control unit 110 according to image zooming-out result judge mobile communications device
Light source (such as headlamp or the sun of ceiling) brightness of 100 behinds side (that is, outer surface side F2) is too strong and causes to use
Family does not see Chu's Touch Screen 102, and the brightness of Touch Screen 102 can be improved in control unit 110, to avoid mobile communications device
The light source of 100 behinds influences the viewing quality of mobile communications device 100.
Similarly, default placement state may include that mobile communications device 100 is placed into its shape of Touch Screen 102 upward
When state, control unit 110 can also adjust the brightness of Touch Screen 102 in a similar way, and details are not described herein.Wherein, exist
When mobile communications device 100 is placed into the state of its Touch Screen 102 upward, the corresponding camera shooting list opened of control unit 110
Member is corresponding camera unit 106.
In addition, the sensing historical data that control unit 110 can be stored according to storage unit 114 judges mobile communications device
Whether 100 displacement component in the reference axis at least one of which of three-dimensional space exceeds corresponding displacement tolerance.If moving
Dynamic displacement component of the communication device 100 in three dimensional space coordinate axis at least one of which exceeds corresponding displacement tolerance,
Control unit 110 judges that mobile communications device changes its placement state, and continues according to the sensing result of dynamic sensing unit 104
Judge whether mobile communications device 100 is placed into default placement state.
As described above, the embodiment of the present invention can open corresponding camera shooting according to the placement state of mobile communications device 100
Unit carries out environment light detection, and the brightness according to the result of environment light detection adjustment Touch Screen 102, improves mobile communication dress
100 viewing quality is set, and may replace the function of optical sensor, and then saves the manufacturing cost of mobile communications device.
Fig. 3 is painted the schematic diagram of the mobile communications device of another embodiment of the present invention.Referring to figure 3., specifically, mobile
Anneta module 116 in communication device 100 may include antenna 302, power amplifier 304, low-noise amplifier 306 and radio frequency
It passes and receives unit 308, wherein antenna 302 couples power amplifier 304 and low-noise amplifier 306, and radio frequency biography is received unit 308 and coupled
Power amplifier 304, low-noise amplifier 306 and control unit 110.Antenna 302 can emit or receive radiofrequency signal, to reach
The communication function of mobile communications device 100.Radio frequency, which passes receipts unit 308, to carry out the voice communication time-division in mobile communications device 100
Not Tong Guo power amplifier 304 and 306 transmission and reception radiofrequency signal of low-noise amplifier, intermediate power amplifier 304 can put
It is supplied to the radiofrequency signal of the transmitting of antenna 110 greatly, and low-noise amplifier 306 can amplify the radiofrequency signal from antenna 110.
In addition, radio module 112 may include radio unit 310, radio unit 312 and voice coder-decoder 314, wherein language
Sound coder-decoder 314 couples radio unit 310, radio unit 312 and control unit 110.Voice coder-decoder 314 is to according to receipts
It is single to control that reception signals S1, S2 that sound unit 310 and radio unit 312 carry out radio reception generation generate sound source signal S1', S2'
Member 110, control unit 110 can subtract each other sound source signal S1' and sound source signal S2', and voice letter is obtained to eliminate environment noise
Number, and then the signal strength according to voice signal judges whether mobile communications device 100 enters talking state, can so make to control
Unit 110 more correctly judges whether mobile communications device 100 enters talking state.Wherein, radio unit 310 can be used as main receipts
Sound unit, allocation position use mobile logical than the user of the allocation position of radio unit 312 closer to mobile communications device 100
Sounding position when T unit 100 is conversed.
Fig. 4 is painted the control method flow diagram of the mobile communications device of one embodiment of the invention, wherein mobile communication
Device has opposite facing first outer surface and the second outer surface, and mobile communications device includes Touch Screen, the first camera shooting list
Member, the second camera unit, radio module, wherein the configuration of the first camera unit, in the first outer surface, the configuration of the second camera unit exists
Second outer surface.Referring to figure 4., as can be seen from the above embodiments, the control method of mobile communications device may include the following steps.It is first
First, the mode of operation (step S402) of mobile communications device is sensed.Then, the sensing according to the mode of operation of mobile communications device
As a result judge the placement state (step S404) of mobile communications device.Then, it is determined according to the placement state of mobile communications device
The first camera unit and the second camera unit at least one of which are opened, to carry out environment light detection (step S406).Later, according to
The display (step S408) of the Touch Screen is controlled according to the result of environment light detection.So shape is put according to mobile communications device
State and the environment light detection result of camera unit control the bright dark or open state of Touch Screen, can reach intelligence in known technology
The effect that optical sensor and range sensor are played in energy mobile phone, therefore the peace of optical sensor and range sensor can be saved
Dress, and reduce the manufacturing cost of smart phone.
For example, the control method process that Fig. 5 A and Fig. 5 B is painted the mobile communications device of another embodiment of the present invention is shown
It is intended to.Referring to figure 5., first, it is determined that whether mobile communications device receives or issue call request (step S502).If mobile logical
T unit receives or issues call request, the first camera unit, the second camera unit and radio module is opened, so that first takes the photograph
As unit and the second camera unit progress environment light detection, and radio module is made to carry out radio reception (step S504), and if mobile logical
T unit does not receive or issues call request, then continues to judge whether mobile communications device receives or issue call request.It is opening
Result and radio module institute after opening the first camera unit, the second camera unit and radio module, according to environment light detection
The intensity of sound received judges whether mobile communications device enters talking state (step S506), if mobile communications device enters
Talking state closes the display picture and touch function (step of the first camera unit, second camera unit and Touch Screen
S508), it is determined whether to enable the first camera units, the second camera unit for the placement state for being then followed by according to mobile communications device
And the display picture of Touch Screen and touch function (step S510).
Specifically, step S506 can be for example including first judging that the first camera unit and the second camera unit are extracted
Whether the brightness of image is all lower than luminance threshold (step S506A), if the first camera unit and the second camera unit are extracted
The brightness of image is all lower than the luminance threshold, then it is strong then to judge whether intensity of sound received by radio module is higher than sound
It spends threshold value (step S506B).If intensity of sound received by radio module is higher than audio intensity threshold, mobile communication is judged
Device enters talking state (step S506C).In addition, if the first camera unit and the extracted image of the second camera unit it is bright
Degree not all be lower than the luminance threshold, can determine whether the brightness of the extracted image of the first camera unit whether be lower than luminance threshold and
Whether intensity of sound received by radio module is higher than audio intensity threshold (step S506D), and if the first camera unit institute
The brightness of the image of extraction is not below intensity of sound received by luminance threshold or radio module not higher than audio intensity threshold,
Then continue to judge whether the brightness of the extracted image of the first camera unit is lower than received by luminance threshold and radio module
Intensity of sound whether be higher than audio intensity threshold.
In addition, step S510 can be for example including the sensing historical data of the mode of operation of storage sensing mobile communications device
(step S510A) then judges the Move Mode (step S510B) of the user of mobile communications device according to sensing historical data,
Then the displacement tolerance (step S510C) of multiple three dimensional space coordinate axis is set according to the Move Mode of user again.Then,
Judge whether displacement component of the mobile communications device in the reference axis at least one of which of three-dimensional space exceeds corresponding position again
It moves tolerance (step S510D), if displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which
Beyond corresponding displacement tolerance, then the display picture of the first camera unit, the second camera unit and Touch Screen is opened
It is strong to continue according to sound received by the result and radio module of environment light detection with touch function (step S510F)
Degree judges whether mobile communications device enters talking state (step S506).And if mobile communications device is in three dimensional space coordinate axis
On displacement component all without departing from corresponding displacement tolerance, then continue to judge mobile communications device in the coordinate of three-dimensional space
Whether the displacement component in axis at least one of which exceeds corresponding displacement tolerance.
Fig. 6 A and Fig. 6 B is painted the control method flow diagram of the mobile communications device of another embodiment of the present invention.It please join
According to Fig. 6, the control method and Fig. 5 embodiment of the mobile communications device of the present embodiment the difference is that, step S506D can be replaced
It is changed to step S602, judges whether focal time when the first camera unit extracts image is higher than focal time threshold value and radio reception
Whether intensity of sound received by module is higher than audio intensity threshold, can also be changed to extract image using the first camera unit
When focal time judge whether mobile communications device enters talking state.If the first camera unit extracts focusing when image
Time is higher than intensity of sound received by focal time threshold value and radio module and is higher than audio intensity threshold, then represents mobile logical
T unit enters talking state (step S506C), and if the first camera unit extract image when focal time not higher than focusing
Intensity of sound received by time threshold or radio module then continues with the first camera unit not higher than audio intensity threshold
Intensity of sound received by focal time and radio module when extracting image judges whether mobile communications device enters
Talking state.
Fig. 7 is painted the control method flow diagram of the mobile communications device of another embodiment of the present invention.Fig. 7 is please referred to,
The control method of mobile communications device includes the following steps in the present embodiment.Firstly, the operation shape of sensing mobile communications device
State (step S702).Then.The sensing result of mode of operation according to mobile communications device judges putting for mobile communications device
State (step S704).Next, it is determined that whether mobile communications device is placed into default placement state (step S706), if mobile
Communication device is placed into default placement state, camera unit corresponding with default placement state is opened, to carry out image zooming-out
(step S708), wherein default placement state may be, for example, that mobile communications device is placed into the face-up state of the first appearance also
Or mobile communications device is placed into the first outer surface state directed downwardly, wherein when mobile communications device is placed into outside first
When the state upward of surface, the corresponding camera unit being turned on is the first camera unit, when mobile communications device is placed into the
When the state directed downwardly of one outer surface, the corresponding camera unit being turned on is the second camera unit.And if mobile communications device not by
It is placed into default placement state, then continues to judge whether mobile communications device is placed into default placement state.
Then, after opening camera unit corresponding with default placement state, the result according to image zooming-out adjusts the touching
Control the brightness (step S710) of screen.Then, camera unit (step S712) corresponding with default placement state is closed.Later,
The sensing historical data (step S714) of the placement state of storage sensing mobile communications device, then again according to sensing historical data
Judge whether displacement component of the mobile communications device in the reference axis at least one of which of three-dimensional space exceeds corresponding displacement
Tolerance (step S716), if displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which exceeds
Corresponding displacement tolerance judges that mobile communications device changes its placement state (step S718), then returns S706, after
It is continuous to judge whether mobile communications device is placed into default placement state.And if mobile communications device three dimensional space coordinate axis extremely
The displacement component on one of them then continues according to sensing historical data judgement movement without departing from corresponding displacement tolerance less
Whether displacement component of the communication device in the reference axis at least one of which of three-dimensional space exceeds corresponding displacement tolerance.
In conclusion the embodiment of the present invention can be examined by the environment light according to the first camera unit and the second camera unit
Sound received by result and radio module is surveyed to judge whether mobile communications device has entered talking state, and unlatching or
Touch Screen is closed, can reach without range sensor or optical sensor and judge whether mobile communications device has entered call
The effect of state.In addition, can also open corresponding camera unit according to the placement state of mobile communications device carries out the inspection of environment light
It surveys, and the brightness according to the result of environment light detection adjustment Touch Screen, improves the viewing quality of mobile communications device, and desirable
For the function of optical sensor.Therefore, the mobile communications device of the embodiment of the present invention can be not required to installing range sensor and light sensing
Device, and its manufacturing cost can be saved.
Claims (27)
1. a kind of mobile communications device has opposite facing first outer surface and the second outer surface, comprising:
Touch Screen is configured in first outer surface；
Dynamic sensing unit senses the mode of operation of the mobile communications device；
First camera unit is configured in first outer surface；
Second camera unit is configured in second outer surface；And
Control unit couples the dynamic sensing unit, first camera unit, second camera unit and the Touch Screen,
Sensing result according to the dynamic sensing unit judges the placement state of the mobile communications device, and according to the mobile communications device
Placement state determine to open first camera unit and the second camera unit at least one of which, to carry out environment light inspection
It surveys, and the result according to environment light detection controls the display of the Touch Screen.
2. mobile communications device as described in claim 1, further includes:
Radio module couples the control unit, and the control unit is more when the mobile communications device receives or issues call request
First camera unit, second camera unit and the radio module are opened, so that first camera unit second is taken the photograph with this
As unit progress environment light detection, and the radio module is made to carry out radio reception, the result and the radio reception mould according to environment light detection
Intensity of sound received by block judges whether the mobile communications device enters talking state, leads to if the mobile communications device enters
Speech phase, the control unit close the display picture of first camera unit, second camera unit and the Touch Screen with
Touch function.
3. mobile communications device as claimed in claim 2, wherein the control unit more judge first camera unit and this
Whether the brightness of the extracted image of two camera units is all lower than luminance threshold, if first camera unit and second camera shooting are single
The brightness of the extracted image of member is all lower than the luminance threshold, judges whether intensity of sound received by the radio module is higher than
Audio intensity threshold, if intensity of sound received by the radio module is higher than the audio intensity threshold, control unit judgement
The mobile communications device enters talking state.
4. mobile communications device as claimed in claim 3, wherein if first camera unit is mentioned with second camera unit
The brightness of the image taken is not all lower than the luminance threshold, which more judges the extracted image of the first camera unit
Whether brightness is lower than whether intensity of sound received by the luminance threshold and the radio module is higher than the audio intensity threshold, if
The brightness of the extracted image of first camera unit is lower than intensity of sound received by the luminance threshold and the radio module
Higher than the audio intensity threshold, which judges that the mobile communications device enters talking state.
5. mobile communications device as claimed in claim 3, wherein if first camera unit is mentioned with second camera unit
The brightness of the image taken is all not below the luminance threshold, which more judges poly- when first camera unit extracts image
Whether the burnt time is higher than whether intensity of sound received by focal time threshold value and the radio module is higher than the intensity of sound
Threshold value, if focal time when first camera unit extracts image is higher than the focal time threshold value and the radio module is received
The intensity of sound arrived is higher than the audio intensity threshold, which judges that the mobile communications device enters talking state.
6. mobile communications device as claimed in claim 2, wherein the radio module includes:
First radio unit couples the control unit；
One second radio unit, couples the control unit；And
Voice coder-decoder couples first radio unit, second radio unit and the control unit, according to the first radio reception list
The reception signals of member and second radio unit generate the first sound source signal and one second sound source signal, the control unit should also
First sound source signal subtracts each other with second sound source signal, obtains voice signal to eliminate environment noise, the control unit more according to
Judge whether the mobile communications device enters talking state according to the signal strength of the voice signal.
7. mobile communications device as claimed in claim 6, wherein the allocation position of first radio unit is than second radio reception
Sounding position when the user of the allocation position of unit closer to the mobile communications device is conversed using the mobile communications device
It sets.
8. mobile communications device as described in claim 1, further includes:
Storage unit couples the control unit, stores the sensing historical data of the dynamic sensing unit, the control unit more foundation
The sensing historical data judges the Move Mode of the user of the mobile communications device, and multiple according to the setting of the Move Mode of user
The displacement tolerance of three dimensional space coordinate axis judges that the mobile communications device is at least one of in these three dimensional space coordinate axis
Whether the displacement component on a exceeds corresponding displacement tolerance, if the mobile communications device is in these three dimensional space coordinate axis
Displacement component at least one of which exceeds corresponding displacement tolerance, which opens the display of the Touch Screen
Picture and touch function.
9. mobile communications device as described in claim 1, wherein sensing of the control unit more according to the dynamic sensing unit
As a result judge whether the mobile communications device is placed into default placement state, if the mobile communications device is preset by this is placed into
Placement state opens and presets the corresponding camera unit of placement state with this, to carry out image zooming-out, and the knot according to image zooming-out
Fruit adjusts the brightness of the Touch Screen.
10. mobile communications device as claimed in claim 9, wherein the control unit is more in the brightness for adjusting the Touch Screen
Afterwards, it closes and presets the corresponding camera unit of placement state with this.
11. mobile communications device as claimed in claim 9, further includes:
One storage unit couples the control unit, stores the sensing historical data of the dynamic sensing unit, the control unit more according to
Displacement component of the mobile communications device in the reference axis at least one of which of three-dimensional space is judged according to the sensing historical data
Whether corresponding displacement tolerance is exceeded, if position of the mobile communications device in three dimensional space coordinate axis at least one of which
It moves component and exceeds corresponding displacement tolerance, which judges that the mobile communications device changes its placement state.
12. mobile communications device as claimed in claim 9, wherein the default placement state is that the mobile communications device is put
The state face-up to first appearance, presetting the corresponding camera unit of placement state with this is first camera unit.
13. mobile communications device as claimed in claim 9, wherein the default placement state is that the mobile communications device is put
To the first outer surface state directed downwardly, presetting the corresponding camera unit of placement state with this is second camera unit.
14. mobile communications device as described in claim 1, further includes:
Anneta module couples the control unit, sendes or receive signal when the mobile communications device carries out voice communication.
15. mobile communications device as claimed in claim 14, wherein the Anneta module includes:
Antenna；
Power amplifier couples the antenna；
Low-noise amplifier couples the antenna；And
Radio frequency pass receive unit, couple the power amplifier, low-noise amplifier and the control unit, the mobile communications device into
Pass through the power amplifier and the low-noise amplifier transmission and reception radiofrequency signal when row voice communication respectively.
16. mobile communications device as described in claim 1, wherein the dynamic sensing unit includes gravity sensor, gyroscope
Sensor or compass detector.
17. a kind of control method of mobile communications device, wherein the mobile communications device have opposite facing first outer surface with
Second outer surface, and including Touch Screen, the first camera unit and the second camera unit, wherein first camera unit configures
In first outer surface, which is configured in second outer surface, and the control method of the mobile communications device includes:
Sense the mode of operation of the mobile communications device；And
The sensing result of mode of operation according to the mobile communications device judges the placement state of the mobile communications device；
Placement state according to the mobile communications device determine to open first camera unit and second camera unit at least its
In one, to carry out environment light detection；And
Result according to environment light detection controls the display of the Touch Screen.
18. the control method of mobile communications device as claimed in claim 17, wherein the mobile communications device further includes radio reception
Module, sense the mobile communications device mode of operation before the step of further include:
Judge whether the mobile communications device receives or issue a call request；
If the mobile communications device receive or issue the call request, open first camera unit, second camera unit with
And the radio module, so that first camera unit and second camera unit carry out environment light detection, and make the radio module
Carry out radio reception；
Intensity of sound received by result and the radio module according to environment light detection judges that the mobile communications device is
It is no to enter talking state；And
If the mobile communications device enters talking state, first camera unit, second camera unit and the touch-control are closed
The display picture and touch function of screen.
19. the control method of mobile communications device as claimed in claim 18, wherein according to environment light detection result and
Intensity of sound received by the radio module judges that the step of whether mobile communications device enters talking state includes:
Judge whether the brightness of first camera unit and the extracted image of the second camera unit is all lower than luminance threshold；
If the brightness of first camera unit and the extracted image of the second camera unit is all lower than the luminance threshold, judgement should
Whether intensity of sound received by radio module is higher than audio intensity threshold；And
If intensity of sound received by the radio module is higher than the audio intensity threshold, it is logical to judge that the mobile communications device enters
Speech phase.
20. the control method of mobile communications device as claimed in claim 19, wherein according to environment light detection result and
Intensity of sound received by the radio module judges the step of whether mobile communications device enters talking state further include:
If the brightness of first camera unit and the extracted image of the second camera unit is not all lower than the luminance threshold, judgement
Whether the brightness of the extracted image of the first camera unit is lower than sound received by the luminance threshold and the radio module
Whether intensity is higher than the audio intensity threshold；And
If the brightness of the extracted image of the first camera unit is lower than sound received by the luminance threshold and the radio module
Loudness of a sound degree is higher than the audio intensity threshold, which judges that the mobile communications device enters talking state.
21. the control method of mobile communications device as claimed in claim 19, wherein according to environment light detection result and
Intensity of sound received by the radio module judges the step of whether mobile communications device enters talking state further include:
If the brightness of first camera unit and the extracted image of the second camera unit is not all lower than the luminance threshold, judgement
Whether focal time when first camera unit extracts image is higher than received by focal time threshold value and the radio module
Intensity of sound whether be higher than the audio intensity threshold；And
If focal time when first camera unit extracts image is higher than the focal time threshold value and the radio module is received
The intensity of sound arrived is higher than the audio intensity threshold, judges that the mobile communications device enters talking state.
22. the control method of mobile communications device as claimed in claim 18, further includes:
According to the mobile communications device placement state it is determined whether to enable first camera unit, second camera unit and
The display picture and touch function of the Touch Screen.
23. the control method of mobile communications device as claimed in claim 22, wherein putting according to the mobile communications device
It is determined whether to enable the display picture of first camera unit, second camera unit and the Touch Screen and touch-control function for state
Can the step of include:
Storage senses the sensing historical data of the mode of operation of the mobile communications device；
The Move Mode of the user of the mobile communications device is judged according to the sensing historical data；
Move Mode according to the user sets the displacement tolerance of multiple three dimensional space coordinate axis；
Judge whether displacement component of the mobile communications device in the reference axis at least one of which of these three-dimensional space exceeds
Corresponding displacement tolerance；
If displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which is held beyond corresponding displacement
Bear range, opens the display picture and touch function of first camera unit, second camera unit and the Touch Screen.
24. the control method of mobile communications device as claimed in claim 17, wherein putting according to the mobile communications device
State determines to open first camera unit and the second camera unit at least one of which, packet the step of to carry out image zooming-out
It includes:
Judge whether the mobile communications device is placed into a default placement state；And
If the mobile communications device is placed into the default placement state, camera shooting corresponding with the default placement state is opened singly
Member, to carry out image zooming-out.
25. the control method of mobile communications device as claimed in claim 24, further includes:
Result according to image zooming-out adjusts the brightness of the Touch Screen；
It closes and presets the corresponding camera unit of placement state with this；
Storage senses the sensing historical data of the placement state of the mobile communications device；
Position of the mobile communications device in the reference axis at least one of which of three-dimensional space is judged according to the sensing historical data
Move whether component exceeds corresponding displacement tolerance；And
If displacement component of the mobile communications device in three dimensional space coordinate axis at least one of which is held beyond corresponding displacement
Bear range, judges that the mobile communications device changes its placement state.
26. the control method of mobile communications device as claimed in claim 24, wherein the default placement state is logical for the movement
T unit is placed into the face-up state of first appearance, and presetting the corresponding camera unit of placement state with this is that this first is taken the photograph
As unit.
27. the control method of mobile communications device as claimed in claim 24, wherein the default placement state is logical for the movement
T unit is placed into the first outer surface state directed downwardly, and presetting the corresponding camera unit of placement state with this is that this second is taken the photograph
As unit.
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| CN201410799554.2A CN105791469B (en) | 2014-12-19 | 2014-12-19 | Mobile communications device and its control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410799554.2A CN105791469B (en) | 2014-12-19 | 2014-12-19 | Mobile communications device and its control method |
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| EP1569194A1 (en) * | 2004-02-13 | 2005-08-31 | Sony Ericsson Mobile Communications AB | Portable electronic device controlled according to ambient illumination |
| CN101626424A (en) * | 2009-07-22 | 2010-01-13 | 深圳华为通信技术有限公司 | Method for automatically adjusting backlight brightness and mobile terminal |
| CN102546902A (en) * | 2010-12-15 | 2012-07-04 | 沈阳新邮通信设备有限公司 | Method for controlling backlight of mobile phone by detecting light intensity of camera of mobile phone |
| CN103593009A (en) * | 2011-02-10 | 2014-02-19 | 三星电子株式会社 | Portable device comprising a touch-screen display, and method for controlling same |
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| US7747293B2 (en) * | 2006-10-17 | 2010-06-29 | Marvell Worl Trade Ltd. | Display control for cellular phone |
| US20120092541A1 (en) * | 2010-10-19 | 2012-04-19 | Nokia Corporation | Method and apparatus for ambient light measurement system |
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|---|---|---|---|---|
| EP1569194A1 (en) * | 2004-02-13 | 2005-08-31 | Sony Ericsson Mobile Communications AB | Portable electronic device controlled according to ambient illumination |
| CN101626424A (en) * | 2009-07-22 | 2010-01-13 | 深圳华为通信技术有限公司 | Method for automatically adjusting backlight brightness and mobile terminal |
| CN102546902A (en) * | 2010-12-15 | 2012-07-04 | 沈阳新邮通信设备有限公司 | Method for controlling backlight of mobile phone by detecting light intensity of camera of mobile phone |
| CN103593009A (en) * | 2011-02-10 | 2014-02-19 | 三星电子株式会社 | Portable device comprising a touch-screen display, and method for controlling same |
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