CN103227869B - A kind of method of mobile terminal and unlatching mobile terminal camera - Google Patents
A kind of method of mobile terminal and unlatching mobile terminal camera Download PDFInfo
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- CN103227869B CN103227869B CN201310157854.6A CN201310157854A CN103227869B CN 103227869 B CN103227869 B CN 103227869B CN 201310157854 A CN201310157854 A CN 201310157854A CN 103227869 B CN103227869 B CN 103227869B
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Abstract
The embodiment of the invention discloses a kind of method of mobile terminal and unlatching mobile terminal camera.Described mobile terminal comprises: camera, human body induction module and processor, wherein, human body induction module is connected with processor respectively with camera, described human body induction module detects non-contacting user operation in preset distance, corresponding induced signal is sent to described processor, described processor, according to the described induced signal received, produces the triggering signal of opening described camera.Reach and do not need touch the screen of mobile terminal or press the button of mobile terminal, the technique effect of mobile terminal camera can be opened fast.
Description
Technical field
The present invention relates to computer and communication technical field, particularly relate to a kind of method of mobile terminal and unlatching mobile terminal camera.
Background technology
Along with the continuous progress of sensor technology, increasing sensor application in the life that people are daily in, human body sensor is also one of them.Human body sensor is used for making various proximity switch widely, is used in various contactless automatic control equipment and human-body safety protective device.
In modern society, along with the development of the communication technology, mobile terminal not only can provide voice call function, and can also provide other function various.Wherein, the photograph in mobile terminal and camera function are greatly favored by consumers and the function of being used widely.For the user of camera function often using mobile terminal, in life, a lot of precious picture is written in water, and it is very important for can starting that camera carries out taking pictures fast.At present, the method starting camera in field of mobile terminals is fast a lot: such as, just picture of taking pictures can be locked to by Directly solution in unlock interface, the major defect of the method is when the mobile terminal of user is not in holding state, but user using mobile terminal other application time, cannot one key start camera; In addition, some mobile terminals are arranged separately a button and start camera fast, can when user uses mobile terminal by the method, quick startup camera, but the major defect of the method be the increase in mobile terminal cost, occupy mobile terminal hardware space and also destroy the succinct of cell phone appearance.
Summary of the invention
In view of this, the embodiment of the present invention proposes a kind of mobile terminal and opens the method for mobile terminal camera, reaches and does not need touch the screen of mobile terminal or press the button of mobile terminal, can open the technique effect of mobile terminal camera fast.
In first aspect, embodiments provide a kind of mobile terminal, described mobile terminal comprises: camera, human body induction module and processor, wherein, human body induction module is connected with processor respectively with camera, and described human body induction module detects non-contacting user operation in preset distance, corresponding induced signal is sent to described processor, described processor, according to the described induced signal received, produces triggering signal, opens camera.
In the implementation that the first is possible, described mobile terminal also comprises distance of reaction adjusting module, for adjusting the detecting distance of described human body induction module.
In the implementation that the second is possible, the described induced signal that described human body induction module sends is voltage signal, wherein: when described human body induction module does not detect user operation, sends conventional voltage signal to described processor; When described human body induction module detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal to described processor.
Further, described processor judges whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
In the implementation that the third is possible, described human body induction module is capacitance human body inductive pick-up or pyroelectric human body infrared transducer.
Further, that described capacitance human body inductive pick-up is placed in described mobile terminal is inner, is close to the inner surface of described mobile terminal case.
In second aspect, embodiments provide a kind of method of opening mobile terminal camera, described method comprises:
S1, human body induction module detect non-contacting user operation in preset distance, send corresponding induced signal;
S2, receive described human body induction module send induced signal;
The described induced signal that S3, basis receive, produces triggering signal, opens camera.
In the implementation that the first is possible, before described step S1, also comprise the step that described human body induction module detecting distance is set.
In the implementation that the second is possible, in described step S1, the described induced signal that described human body induction module sends is voltage signal, wherein: when described human body induction module does not detect user operation, sends conventional voltage signal; When described human body induction module detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal.
Further, in described step S3, judge whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
The method of a kind of mobile terminal that the embodiment of the present invention proposes and unlatching mobile terminal camera.By using human body induction module in the terminal, on the basis not adding new physical button, realize the technique effect that mobile terminal opens camera in the standby state fast, while improve camera operating efficiency, ensure that the terseness of mobile terminal outward appearance.
Accompanying drawing explanation
Fig. 1 is the structural representation of mobile terminal shown according to a first embodiment of the present invention;
Fig. 2 is the structural representation at the mobile terminal back side shown according to a first embodiment of the present invention;
Fig. 3 is the schematic diagram of human body sensor surveyed area shown according to a first embodiment of the present invention;
Fig. 4 is the schematic diagram of user side valid function mode shown according to a first embodiment of the present invention;
Fig. 5 a is the schematic diagram of a kind of waveform rule shown according to a first embodiment of the present invention.
Fig. 5 b is the schematic diagram of another kind of waveform rule shown according to a first embodiment of the present invention.
Fig. 6 is the flow chart of unlatching mobile terminal camera method shown according to a second embodiment of the present invention.
Embodiment
Below in conjunction with drawings and Examples, the present invention is described in further detail.Be understandable that, specific embodiment described herein is only for explaining the present invention, but not limitation of the invention.It also should be noted that, for convenience of description, illustrate only part related to the present invention in accompanying drawing but not full content.
Figure 1 illustrates the first embodiment of the present invention.
Fig. 1 is the structural representation of mobile terminal shown according to a first embodiment of the present invention;
As shown in Figure 1, comprise according to the mobile terminal 100 of the present embodiment: human body induction module 101, processor 102 and camera 103.
In the present embodiment, human body induction module 101 detects the noncontact user operation in preset distance, sends corresponding induced signal to described processor 102, and described processor 102 is according to the described induced signal received, produce triggering signal, open described camera 103.
One of the present embodiment preferred embodiment in, described mobile terminal also comprises distance of reaction adjusting module (not shown), for adjusting the detecting distance of described human body induction module.
One of the present embodiment preferred embodiment in, the induced signal that human body induction module 101 sends is voltage signal, wherein: when human body induction module 101 does not detect user operation, send conventional voltage signal to processor 102; When human body induction module 101 detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal to processor 102.
Further, processor 102 judges whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera 103.
Preferably, the voltage signal that human body induction module 101 sends is digital voltage signal, and wherein, conventional voltage signal is low level voltage signal; Abnormal voltage signal is high level voltage signal.
One of the present embodiment preferred embodiment in, human body induction module can be pyroelectric human body infrared transducer or capacitance human body inductive pick-up.
Described pyroelectric human body infrared transducer makes the light wave of human body wavelength pass through, after filtering out the light wave of other wavelength, be analog voltage signal by human body infrared power conversion, then amplify through amplifier, then be converted to digit pulse level by analog to digital converter and export;
Described capacitance human body inductive pick-up, according to human body proximity a certain insulate with ground metallic conductor time, the principle that the direct-to-ground capacitance of this metallic conductor can increase is made.This kind of transducer can be the change of electric capacity the distance change transitions of human body to conductor, is processed, export a voltage signal, reach the object of detection by certain electronic circuit to this change.
Be understandable that, other forms of human body induction module can also be selected in the embodiment of the present invention, this is not limited.
Preferably, use capacitance human body inductive pick-up as human body induction module.
In the present embodiment, camera 103 can be front-facing camera and/or post-positioned pick-up head.
In the present embodiment, human body induction module 101 can be placed in described mobile terminal inside or mobile terminal outer surface.
One of the present embodiment preferred embodiment in, it is inner that human body induction module 101 is placed in described mobile terminal, is close to the inner surface of described mobile terminal case.
In the present embodiment, human body induction module 101 can be placed in the optional position outside removing screen area and key zone.
Preferably, human body induction module 101 is placed in immediately below described post-positioned pick-up head.
Fig. 2 is the structural representation at the mobile terminal back side shown according to a first embodiment of the present invention.
Exemplarily non-limiting, human body induction module uses capacitance human body inductive pick-up, and position is immediately below post-positioned pick-up head.
As shown in Figure 2, comprise according to the back side of the mobile terminal 200 of the present embodiment: post-positioned pick-up head 201 and capacitance human body inductive pick-up 202.Wherein, it is inner that described capacitance human body inductive pick-up 202 is placed in described mobile terminal 200, is close to the inner surface of described mobile terminal 200 shell.
Now, described capacitance human body inductive pick-up does not need to expose, and can be reached the effect of induction surrounding environment user Proximity operation, without the need to destroying the external structure of mobile terminal 200 by the sensitivity adjusting this human body sensor.
Fig. 3 is the schematic diagram of human body sensor surveyed area shown according to a first embodiment of the present invention.
As shown in Figure 3, the surveyed area of capacitance human body inductive pick-up is region 301.When user side enters region 301, described human body sensor, by detecting the capacitance variations of self, identifies the Proximity operation of user, produces corresponding induced signal.
The present embodiment one preferred embodiment in, the induced signal that capacitance human body inductive pick-up sends is voltage signal, wherein: when capacitance human body inductive pick-up does not detect user operation, sends conventional voltage signal to processor; When capacitance human body inductive pick-up detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal to processor.
Preferably, conventional voltage signal is low level digital signal, and abnormal voltage signal is the digital signal of high level.
One of the present embodiment preferred embodiment in, by the sensitivity of adjustment capacitance human body inductive pick-up, reach the surveyed area of adjustment human body sensor, the technique effect of region 301 size.
Wherein, the fixed value that the size in region 301 can be arranged by user's free setting or a mobile terminal, exemplarily non-limiting, region 301 specifically can be set to the region of 2cm*2cm size immediately below post-positioned pick-up head, certainly, in actual applications, those skilled in the art can preset according to the size of actual conditions to region.
In the present embodiment, when user side enters region 301 by certain position in finger, palm or health, described capacitance human body inductive pick-up can by detecting the capacitance variations of self, identify that user side operates and produces corresponding abnormal voltage signal, therefore, user side by the various operations in described region 301, can control described capacitance human body inductive pick-up and sends described abnormal signal.
Preferably, user side uses finger to slip in the position pressing close to described human body sensor, the abnormal voltage signal described in generation.
Fig. 4 is the schematic diagram of user side valid function mode shown according to a first embodiment of the present invention.
As shown in Figure 4, user side is by gesture 401, and above capacitance human body inductive pick-up, press close to this transducer slip finger, when user side finger is less than 2cm with the distance of described transducer, described transducer produces corresponding abnormal voltage signal.
Be understandable that, other forms of user operation can also be selected in the embodiment of the present invention, this is not limited.
In the present embodiment, in order to eliminate the unnecessary unlatching camera caused due to user side misoperation, eliminate the impact of misoperation by arranging predetermined waveform rule.Described processor judges whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
Fig. 5 a is the schematic diagram of a kind of waveform rule shown according to a first embodiment of the present invention.
As shown in Figure 5 a, predetermined waveform rule is: in predetermined time threshold value t1, the voltage signal of two interrupted impulse types.Wherein, described time threshold is user preset, and exemplarily non-limiting, time threshold can be set to 2s.Certainly, in actual applications, those skilled in the art can preset according to the size of actual conditions to time threshold.
Now, user side needs in predetermined time threshold value, and press close to described human body sensor for twice and sweep or slide, processor just can produce triggering signal, opens camera.
Fig. 5 b is the schematic diagram of another kind of waveform rule shown according to a first embodiment of the present invention.
As shown in Figure 5 b, predetermined waveform rule is: in predetermined time threshold value t1, the voltage signal of the high level continued.Wherein, described time threshold is user preset, and exemplarily non-limiting, time threshold can be set to 2s.Certainly, in actual applications, those skilled in the art can preset according to the size of actual conditions to time threshold.
Now, user side needs in predetermined time threshold value, and keep the detecting distance being positioned at described human body sensor all the time, processor just can produce triggering signal, opens camera.
One of the present embodiment preferred embodiment in, processor by receiving different voltage signals, can open the camera of diverse location.
Exemplarily non-limiting, in 2s, when what processor was interrupted receives two pulse signals, open post-positioned pick-up head; In 2s, the voltage signal of what processor continued receive high level, opens front-facing camera.
The mobile terminal of the present embodiment, by adopting human body induction module, when described human body induction module does not expose, the Proximity operation of induction user side, under reaching the prerequisite not changing mobile terminal outward appearance, the technique effect of quick unlatching mobile terminal camera, while improve camera operating efficiency, ensure that the terseness of mobile terminal outward appearance; In addition, do further restriction by the induced signal received processor, eliminate the camera that unnecessary misoperation also can open diverse location flexibly.
Figure 6 illustrates the second embodiment of the present invention.
Fig. 6 is the flow chart of shown unlatching mobile terminal camera method according to a second embodiment of the present invention.Details are as follows for this flow process:
Step 610, human body induction module detect non-contacting user operation in preset distance, send corresponding induced signal;
The induced signal that step 620, reception human body induction module send;
Step 630, according to described induced signal, produce triggering signal, open camera.
One of the present embodiment preferred embodiment in, also comprise the step (not shown) that described induction module detecting distance is set before described step 610.
One of the present embodiment preferred embodiment in, in described step 610, the described induced signal that described human body induction module sends is voltage signal, wherein: when described human body induction module does not detect user operation, sends conventional voltage signal; When described human body induction module detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal.
Further, in described step 630, judge whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
The technical scheme of the present embodiment, by adopting human body induction module, the Proximity operation of induction user side, improves the operating efficiency of camera, in addition, does further restriction by the induced signal received processor, eliminate unnecessary misoperation.
The method of the unlatching mobile terminal camera of the embodiment of the present invention, can run in the various mobile terminal devices of configuration camera and human body sensor, this mobile terminal device includes but not limited to smart mobile phone, panel computer, personal digital assistant etc.Can comprise the combination in any in central processing unit, memory, display, power supply, clock signal generators etc. in this mobile terminal device, the combination in any in above-mentioned central processing unit, memory, display, power supply, clock signal generators etc. is for realizing the function of the unlatching mobile terminal camera of embodiment of the present invention proposition.
Note, above are only preferred embodiment of the present invention and institute's application technology principle.Skilled person in the art will appreciate that and the invention is not restricted to specific embodiment described here, various obvious change can be carried out for a person skilled in the art, readjust and substitute and can not protection scope of the present invention be departed from.Therefore, although be described in further detail invention has been by above embodiment, the present invention is not limited only to above embodiment, when not departing from the present invention's design, can also comprise other Equivalent embodiments more, and scope of the present invention is determined by appended right.
Claims (8)
1. a mobile terminal, it is characterized in that, described mobile terminal comprises: camera, human body induction module and processor, wherein, human body induction module is connected with processor respectively with camera, and described human body induction module detects non-contacting user operation in preset distance, corresponding induced signal is sent to described processor, described processor, according to the described induced signal received, produces triggering signal, opens described camera;
Described human body induction module is capacitance human body inductive pick-up or pyroelectric human body infrared transducer;
It is inner that described capacitance human body inductive pick-up is placed in described mobile terminal, is close to the inner surface of described mobile terminal case.
2. mobile terminal according to claim 1, is characterized in that, described mobile terminal also comprises distance of reaction adjusting module, for adjusting the detecting distance of described human body induction module.
3. mobile terminal according to claim 1, is characterized in that, the described induced signal that described human body induction module sends is voltage signal, wherein: when described human body induction module does not detect user operation, sends conventional voltage signal to described processor; When described human body induction module detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal to described processor.
4. mobile terminal according to claim 3, is characterized in that, described processor judges whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
5. open a method for mobile terminal camera, adopt mobile terminal according to claim 1 to perform, it is characterized in that, described method comprises:
S1, human body induction module detect non-contacting user operation in preset distance, send corresponding induced signal;
S2, receive described human body induction module send induced signal;
The described induced signal that S3, basis receive, produces triggering signal, opens camera.
6. the method for unlatching mobile terminal camera according to claim 5, is characterized in that, also comprises the step arranging described human body induction module detecting distance before described step S1.
7. the method for unlatching camera according to claim 5, it is characterized in that, in described step S1, the described induced signal that described human body induction module sends is voltage signal, wherein: when described human body induction module does not detect user operation, conventional voltage signal is sent; When described human body induction module detects user operation, send the abnormal voltage signal distinguished with described conventional voltage signal.
8. the method for unlatching camera according to claim 7, is characterized in that, in described step S3, judges whether the described voltage signal received meets predetermined waveform rule, if so, produces triggering signal, opens described camera.
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| CN201310157854.6A CN103227869B (en) | 2013-04-28 | 2013-04-28 | A kind of method of mobile terminal and unlatching mobile terminal camera |
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Address after: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee after: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. Address before: Changan town in Guangdong province Dongguan 523860 usha Beach Road No. 18 Patentee before: GUANGDONG OPPO MOBILE TELECOMMUNICATIONS Corp.,Ltd. |