CN103019388A - Screen unlocking method, screen locking method and terminal - Google Patents
Screen unlocking method, screen locking method and terminal Download PDFInfo
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- CN103019388A CN103019388A CN201310007522XA CN201310007522A CN103019388A CN 103019388 A CN103019388 A CN 103019388A CN 201310007522X A CN201310007522X A CN 201310007522XA CN 201310007522 A CN201310007522 A CN 201310007522A CN 103019388 A CN103019388 A CN 103019388A
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Abstract
The invention provides a screen unlocking method and a terminal. The screen unlocking method includes: when a screen of the terminal is in the screen locking state, sensing temperature and stop time of an object in front of the terminal screen; judging whether an identity authentication start condition is met or not according to a sensing result, and if the condition is met, performing identity authentication for the object in front of the terminal screen; and judging whether an unlocking condition is met or not according to an identity authentication result, if identity authentication is successful, unlocking the terminal screen, and otherwise, closing identity authentication. The invention further provides a screen locking method. The screen locking method includes: when the terminal screen is in the unlocking state, sensing temperature and stop time of the object in front of the terminal screen; and judging whether a screen locking condition is met or not according to a sensing result, if the condition is met, enabling the terminal to lock the screen automatically, and otherwise, canceling the automatic screen locking function of the terminal.
Description
Technical field
The present invention relates to the human machine interface technologies field, be specifically related to a kind of unlocking screen method, screen locking method and terminal.
Background technology
For power saving and protection screen, the terminals such as computer and mobile phone often need screen locking, when the user needs operating terminal, carry out first unlocking screen, then operate.Along with progressively popularizing that mobile phone uses, Mobile phone screen unlocking method presents more and more diversified trend in recent years, from initial incoming event (when event when input (elongated is button) is arranged, the terminal screen release, show user interface (UI)), (user inputs password to the input password, release, show user interface) to the screen line (several point of fixity on the screen are carried out line, if line is identical with initial setting up, unlocking screen, show user interface, otherwise do not carry out release), drag picture and (certain picture on the locking screen interface is dragged to the fixed position, unlocking screen, show user interface), attitude changes (the mobile phone attitude changes or mobile phone is in particular pose, and unlocking screen shows user interface).
Existing these methods or need the user to carry out button or touch screen, it is relatively poor to cause the user to experience, carry out frequently button or touch screen, in case can bring larger wearing and tearing button or screen to damage will to cause to button and touch-screen again can't unlock screen, thereby affect the normal use of terminal, or be exactly to lack security, non-validated user is easy to unlocking screen, cause user profile to be leaked
Summary of the invention
The invention provides a kind of unlocking screen method and terminal, carrying out in the situation of button and touch screen need not, safe and convenient screen is carried out release.
The present invention also provides a kind of screen locking method and terminal, with in the situation that need not to carry out button and touch screen, fast screen is carried out screen locking.
A kind of unlocking screen method provided by the invention comprises the steps: when the screen of terminal is in screen lock state, and the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge that according to sensing results whether the condition of carrying out authentication satisfies, if satisfy the condition of carrying out authentication, carries out authentication to the terminal screen objects in front; Judge according to the authentication result whether unlocking condition satisfies, if the authentication success is carried out release to terminal screen, otherwise closed authentication.
Described satisfied condition of carrying out authentication specifically refers to: the object that temperature is in preset temperature range occurs in sensory perceptual system perceives terminal screen front preset distance range, and this object continues the residence time above the Preset Time scope, is judged to be to satisfy and carries out the authentication unlocking condition.
The described step that the terminal screen objects in front is carried out authentication further comprises: the image capture device collection is positioned at the image of terminal screen objects in front, image acquisition drives and adopts the detection of people's face section to detect and isolate people's face section image from the image that gathers, if can't detect people's face section image, be considered as the authentication failure; Image acquisition drives carries out rasterizing to detected people's face section image and processes, and obtains the rgb value at grid intersections place of collection in worksite face-image and the coordinate figure of relative profile; Described collection in worksite face-image and validated user face image data in the database of inputting and be stored in advance the unlocking screen application program are compared coupling, and the match is successful, is considered as the authentication success, otherwise be considered as the authentication failure.
Better, can carry out described perception by awareness apparatus built-in in the terminal, described awareness apparatus is preferably: pyroelectric sensor; Described predeterminable range scope is preferably and is 15cm to 25cm; Described preset temperature range is 25 degrees centigrade to 40 degrees centigrade; Described Preset Time scope was preferably for 3 seconds.
Better, can carry out described collection by image capture device built-in in the terminal, described image capture device is preferably: optical sensor camera (CCD/CMOS/CCM).
Better, can gather in advance the validated user face-image by image capture device built-in in the terminal, via the image acquisition driving validated user face-image being carried out rasterizing processes, obtain the rgb value at grid intersections place of validated user face-image and the coordinate figure of relative profile, and these validated user face image data are inputted and are stored in the database of unlocking screen application program.
A kind of terminal provided by the invention comprises: awareness apparatus, awareness driven, image capture device, image acquisition driving, operating system and unlocking screen application program, wherein:
Awareness apparatus is used for when terminal screen is in screen lock state, and the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception;
Awareness driven is used for will accepting to be converted into the data that the unlocking screen application program can be identified from the hardware signal of perception equipment, data is carried on reports operating system in the perception events;
When image capture device is used for carrying out authentication, the image of the object in terminal screen the place ahead is gathered;
The image that image acquisition drive to be used for will accepting from image capture device carries out the rasterizing processing, and the data such as coordinate figure of the rgb value at grid intersections place and relative profile are carried on report operating system in the image acquisition event;
Operating system is used for sending to described unlocking screen application program according to the perception events that awareness driven is reported that calls of unlocking screen application program;
Operating system also is used to according to calling of unlocking screen application program image acquisition to be driven the image acquisition event that reports and sends to described unlocking screen application program;
The unlocking screen application program is used for judging whether to satisfy the condition of carrying out authentication according to the data of perception events, when carrying out the condition of authentication, the terminal objects in front is carried out authentication;
The unlocking screen application program also is used to the data in the image acquisition event and validated user face image data in the database of inputting and be stored in advance the unlocking screen application program are compared coupling, the match is successful, be considered as the authentication success, otherwise be considered as the authentication failure;
The unlocking screen application program also is used to after the authentication success terminal screen be carried out release.
Better, described awareness apparatus is preferably: pyroelectric sensor.
Better, described image capture device is preferably: optical sensor camera (CCD/CMOS/CCM).
Better, described awareness apparatus and image capture device preferably are arranged on and are positioned at close position, terminal screen top.
The present invention also provides a kind of screen locking method, comprises the steps: when terminal screen is in released state, and the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge according to sensing results whether the screen locking condition satisfies, if satisfy the condition of screen locking, the automatic screen locking of terminal, otherwise the automatic screen locking function of cancellation terminal.
The described condition that satisfies screen locking specifically refers to: the object temperature in awareness apparatus perceives terminal screen front preset distance range is in beyond the preset temperature range or the object in the terminal screen front preset distance range leaves, and the duration surpasses preset range, is judged to be and satisfies the screen locking condition.
Better, can carry out described perception by awareness apparatus built-in in the terminal, described awareness apparatus is preferably: pyroelectric sensor; Described predeterminable range scope is preferably and is 15cm to 25cm; Described preset temperature range is 25 degrees centigrade to 40 degrees centigrade; Described Preset Time scope was preferably for 5 seconds.
The present invention also provides a kind of terminal, comprising: awareness apparatus, awareness driven, operating system and screen locking application program, wherein:
Awareness apparatus is used for when terminal screen is in released state, and the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception;
Awareness driven is used for will accepting to be converted into the data that the screen locking application program can be identified from the hardware signal of perception equipment, data is carried on reports operating system in the perception events;
Operating system is used for sending to described unlocking screen application program according to the perception events that awareness driven is reported that calls of unlocking screen application program;
The screen locking application program is used for the condition that data according to perception events judge whether to satisfy the automatic screen locking of terminal, if condition satisfies, and the automatic screen locking of terminal, otherwise the automatic screen locking function of cancellation terminal.
Better, described awareness apparatus is preferably: pyroelectric sensor.
Better, described awareness apparatus preferably is arranged on the position that is positioned at the terminal screen top.
As seen from the above technical solution; unlocking screen method provided by the invention and terminal; in the time of can being positioned at terminal screen the place ahead at the validated user face by authentication; need not carry out the user can carrying out release to terminal screen in the situation of button or touch operation; thereby can reduce the wearing and tearing to terminal push and screen; and can stop safely and effectively disabled user's unlock screen, protection user's information security improves user's experience.
As seen from the above technical solution, screen locking method provided by the invention and terminal, can be when user's face leaves terminal screen the place ahead, need not carry out the user in the situation of button or touch operation can automatic screen locking, thereby so that more power saving of terminal, stand-by time is longer, and can reduce the wearing and tearing to terminal push and screen.
Description of drawings
Fig. 1 satisfies the user and the terminal location that carry out the authentication unlocking condition during the present invention one typical case uses to concern synoptic diagram.
Fig. 2 is the system architecture synoptic diagram of terminal of the present invention.
Fig. 3 is the system sequence synoptic diagram of unlocking screen method of the present invention, screen locking method.
Specific embodiment
For making purpose of the present invention, technical scheme and advantage clearer, referring to the accompanying drawing embodiment that develops simultaneously, the present invention is described in further detail.
The main thought of unlocking screen method provided by the invention is: when the screen of terminal is in screen lock state, the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge that according to sensing results whether the authentication unlocking condition satisfies, if condition satisfies, carries out authentication to the terminal screen objects in front; Judge according to the authentication result whether unlocking condition satisfies; if authentication success; terminal screen is carried out release; otherwise close authentication; thereby; in the time of can being positioned at terminal screen the place ahead at the validated user face by authentication; need not carry out the user can carrying out release to terminal screen in the situation of button or touch operation; minimizing is to the wearing and tearing of terminal push and screen; and can stop safely and effectively disabled user's unlock screen; protection user's information security improves user's experience.
The main thought of screen locking method provided by the invention is: when terminal screen is in released state, the temperature, distance and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge according to sensing results whether the screen locking condition satisfies, if condition satisfies, the automatic screen locking of terminal, otherwise the automatic screen locking function of cancellation terminal, thereby, can be when user's face leaves terminal screen the place ahead, need not carry out the user in the situation of button or touch operation can automatic screen locking, thereby so that more power saving of terminal, stand-by time is longer, and can reduce the wearing and tearing to terminal push and screen.
Based on above-mentioned main thought, the present invention can have following typical application:
1) unlocking screen of safe and convenient
The user with terminal in the mode of screen cover to oneself, be placed into the own position that is fit to the viewing terminal screen in front, and stay for some time, terminal at first can perceive user's body temperature, and from that time that perceives, begin to carry out timing, when timing numerical value surpassed for 3 second, the user is carried out authentication, if the match is successful for the validated user face image data in this user's face-image that collects and the database of inputting and be stored in advance the unlocking screen application program, then authentication success, terminal screen is carried out release, thereby realize the unlocking screen of safe and convenient;
2) automatically screen locking/cancellation screen locking function
When the user uses with the free position handheld terminal, as long as the user is in the face of the terminal screen face, before perhaps the user identity any part is positioned at terminal screen, terminal will continue to perceive user's body temperature, thereby the screen locking function of cancellation terminal, after terminal continued for 5 seconds and can't perceive user's body temperature, the automatic screen locking of terminal.
Application shown in Figure 1 can realize by the pyroelectric sensor that is built in the terminal, and pyroelectric sensor can perception be positioned at temperature, distance and the residence time of terminal screen objects in front.
The below carries out brief description to the principle of work of pyroelectric sensor.
Pyroelectric infrared sensor is based on the electrothermic type infrared sensor of thermoelectric effect principle, mainly is the material by a kind of high Seebeck coefficient, is the detecting element that pottery, lithium tantalate, triglycine sulfate etc. are made such as lead zirconate titanate.One or two detecting element of in each pyroelectric infrared sensor, packing into, and two detecting elements are connected with reversed polarity, to suppress because the interference that self temperature rising produces.The infrared radiation that to be surveyed and receive by detecting element is transformed into faint voltage signal, and the field effect transistor in being contained in the pyroelectric infrared sensor probe is amplified backward outer output.
Fig. 2 is the system architecture synoptic diagram of terminal of the present invention.The system shown in Figure 2 framework from bottom to top comprises successively: equipment (awareness apparatus and image capture device), driving (awareness driven and image acquisition drive), operating system, application software, wherein:
Equipment is in the bottom, is provided with awareness apparatus and image capture device, and awareness apparatus is pyroelectric infrared sensor, and image capture device is optical sensor camera (CCD/CMOS/CCM); Awareness apparatus is used for when terminal screen is in screen lock state, the temperature, distance and the residence time that are positioned at the terminal screen objects in front is carried out perception, and corresponding device signal is sent to awareness driven; When image capture device is used for carrying out authentication, the image of the object in terminal screen the place ahead is gathered, and picture signal is sent to image acquisition drive;
Driving is the driver corresponding with equipment, is responsible for driving the equipment of lower floor, the corresponding awareness apparatus of awareness driven, and image acquisition drives the correspondence image collecting device; Awareness driven is used for will accepting to be converted into the data that the unlocking screen application program can be identified from the device signal of perception equipment, data is carried on reports operating system in the perception events; The image that image acquisition drive to be used for will accepting from image capture device carries out the rasterizing processing, and the data such as coordinate figure of the rgb value at grid intersections place and relative profile are carried on report operating system in the image acquisition event;
Operating system is responsible for the management of system resource, and provides relevant interface to supply to use software transfer, and according to calling of application software, the event that driving is reported sends to corresponding application software;
Be exactly the application software layer topmost, unlocking screen/screen locking application program is located in this one deck, after screen is locked, unlocking screen/screen locking application program is in state of activation, it will intercept and capture the perception events that awareness driven reports, and judge that according to the data in the perception events whether the authentication unlocking condition satisfies, if condition satisfies, activate image capture device and carry out image acquisition, and the intercepting and capturing image acquisition drives the collection event that reports, data in the image acquisition event and validated user face image data in the database of inputting and be stored in advance the unlocking screen application program are compared coupling, the match is successful, is considered as the authentication success, otherwise be considered as the authentication failure, if the authentication success is implemented unlocking operation to terminal screen; When terminal screen is in released state, unlocking screen/screen locking application program is in state of activation, and the data in the perception events that reports of awareness driven judge whether to satisfy the condition of the automatic screen locking of terminal, if condition satisfies, terminal screen is implemented the screen locking operation, otherwise the automatic screen locking function of cancellation terminal.
Fig. 3 is the system sequence synoptic diagram of unlocking screen method of the present invention, screen locking method, sensory perceptual system among the figure is by awareness apparatus (pyroelectric infrared sensor) and drive formation, and the image capturing system among the figure is by image capture device (optical sensor camera) and drive formation; When the screen of terminal is in screen lock state, the object that temperature is in preset temperature range appears in sensory perceptual system perceives terminal screen front preset distance range, and this object continues the residence time above the Preset Time scope, consist of perception events and send to unlocking screen/screen locking application program, after unlocking screen/screen locking application program intercepts this perception events, activate image capturing system, the view data of acquisition terminal screen objects in front, and the composing images collection event sends to unlocking screen/screen locking application program, after unlocking screen/screen locking application program is intercepted and captured this image acquisition event, carry out Data Matching, after the match is successful, implement unlocking screen; Object temperature in sensory perceptual system perceives terminal screen front preset distance range is in beyond the preset temperature range or the object in the terminal screen front preset distance range leaves, and the duration surpasses preset range, consist of perception events and send to unlocking screen/screen locking application program, after unlocking screen/screen locking application program is intercepted and captured this perception events, judge that the screen locking condition satisfies, and implement screen locking.
Below by a specific embodiment technical solution of the present invention is elaborated, describes as an example of mobile phone example in this specific embodiment.
Implementation of the present invention comprises following components
:
1) the validated user face-image is set
Can use image capture device built-in in the terminal to gather in advance the validated user face-image, via the image acquisition driving validated user face-image being carried out rasterizing processes, obtain the rgb value at grid intersections place of validated user face-image and the coordinate figure of relative profile, and these validated user face image data are inputted and are stored in the database of unlocking screen application program.Concrete in real time in, be not restricted to use image capture device built-in in the terminal to gather the validated user face-image, the user also can pass through USB interface, by Wi-Fi/Bluetooth wireless signal receptacle collection validated user face-image;
2) implement release
The user with terminal in the mode of screen cover to oneself, be placed into the own position that is fit to the viewing terminal screen in front, and stay for some time, terminal at first can perceive user's body temperature, and from that time that perceives, begin to carry out timing, when timing numerical value surpassed for 3 second, the user is carried out authentication, if the match is successful for the validated user face image data in this user's face-image that collects and the database of inputting and be stored in advance the unlocking screen application program, then authentication success, terminal screen is carried out release, thereby realize the unlocking screen of safe and convenient;
3) automatically screen locking
When mobile phone screen was in released state, the scope duration that the user leaves mobile phone screen the place ahead 15cm to 25cm was when surpassing 5 seconds, the automatic screen locking of screen.
As seen from the above-described embodiment; adopt unlocking screen method provided by the invention; the user need not carry out can carrying out release to terminal screen in the situation of button or touch operation; thereby can reduce the wearing and tearing to terminal push and screen; and can stop safely and effectively disabled user's unlock screen; protection user's information security improves user's experience.
As seen from the above-described embodiment, adopt screen locking method provided by the invention, the user need not carry out in the situation of button or touch operation can automatic screen locking, thereby so that more power saving of mobile phone, stand-by time is longer, and can reduce the wearing and tearing to terminal push and screen.
The above, within the spirit and principles in the present invention all not in order to limit the present invention only for the better embodiment of the present invention, any modification of making, be equal to replacement, improvement etc., all should be included within the scope of protection of the invention.
Claims (9)
1. a unlocking screen method is characterized in that, comprises the steps: when the screen of terminal is in screen lock state, and the temperature and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge that according to sensing results whether the authentication unlocking condition satisfies, if condition satisfies, carries out authentication to the terminal screen objects in front; Judge according to the authentication result whether unlocking condition satisfies, if the authentication success is carried out release to terminal screen, otherwise closed authentication.
2. 1 described unlocking screen method as requested, be further characterized in that and describedly satisfy the authentication unlocking condition and specifically refer to: in sensory perceptual system perceives terminal screen front preset distance range, the object that temperature is in preset temperature range occurs, and this object continues the residence time above the Preset Time scope, is judged to be to satisfy and carries out the authentication unlocking condition.
3. 1 described unlocking screen method as requested, be further characterized in that the described step that the terminal screen objects in front is carried out authentication further comprises: the image capture device collection is positioned at the image of terminal screen objects in front, image acquisition drives and adopts the detection of people's face section to detect and isolate people's face section image from the image that gathers, if can't detect people's face section image, be considered as the authentication failure; Image acquisition drives carries out rasterizing to detected people's face section image and processes, and obtains the rgb value at grid intersections place of collection in worksite face-image and the coordinate figure of relative profile; Described collection in worksite face-image and validated user face image data in the database of inputting and be stored in advance the unlocking screen application program are compared coupling, and the match is successful, is considered as the authentication success, otherwise be considered as the authentication failure.
4. the terminal of the described unlocking screen method of respective rights requirement 1 to 3 any one is characterized in that comprising: perception hardware, awareness driven, image capture device, image acquisition driving, operating system and unlocking screen application program.
5. terminal according to claim 4 is characterized in that: perception hardware is used for when terminal screen is in screen lock state, and the temperature and the residence time that are positioned at the terminal screen objects in front are carried out perception; Awareness driven is used for will accepting to be converted into the data that the unlocking screen application program can be identified from the hardware signal of perception hardware, data is carried on reports operating system in the perception events;
When image capture device is used for carrying out authentication, the image of the object in terminal screen the place ahead is gathered; The image that image acquisition drive to be used for will accepting from image capture device carries out the rasterizing processing, and the data such as coordinate figure of the rgb value at grid intersections place and relative profile are carried on report operating system in the image acquisition event; Operating system is used for sending to described unlocking screen application program according to the perception events that awareness driven is reported that calls of unlocking screen application program; Operating system also is used to according to calling of unlocking screen application program image acquisition to be driven the image acquisition event that reports and sends to described unlocking screen application program; The unlocking screen application program is used for judging whether to satisfy the condition of carrying out authentication according to the data of perception events, when satisfying, the terminal objects in front is carried out authentication; The unlocking screen application program also is used to the data in the image acquisition event and validated user face image data in the database of inputting and be stored in advance the unlocking screen application program are compared coupling, the match is successful, be considered as the authentication success, otherwise be considered as the authentication failure; The unlocking screen application program also is used to after the authentication success terminal screen be carried out release.
6. a screen locking method is characterized in that, comprises the steps: when terminal screen is in released state, and the temperature and the residence time that are positioned at the terminal screen objects in front are carried out perception; Judge according to sensing results whether the screen locking condition satisfies, if condition satisfies, the automatic screen locking of terminal, otherwise the automatic screen locking function of cancellation terminal.
7. 6 described unlocking screen methods as requested, be further characterized in that the described condition that satisfies screen locking specifically refers to: the object temperature in awareness apparatus perceives terminal screen front preset distance range is in beyond the preset temperature range or the object in the terminal screen front preset distance range leaves, and the duration surpasses preset range, is judged to be and satisfies the screen locking condition.
8. a respective rights requires the terminal of the described screen locking method of any one in 6 to 7, it is characterized in that comprising: perception hardware, awareness driven, operating system and screen locking application program.
9. terminal according to claim 8 is characterized in that: perception hardware is used for when terminal screen is in released state, and the temperature and the residence time that are positioned at the terminal screen objects in front are carried out perception; Awareness driven is used for will accepting to be converted into the data that the screen locking application program can be identified from the hardware signal of perception hardware, data is carried on reports operating system in the perception events; Operating system is used for sending to described unlocking screen application program according to the perception events that awareness driven is reported that calls of unlocking screen application program; The screen locking application program is used for the condition that data according to perception events judge whether to satisfy the automatic screen locking of terminal, if condition satisfies, and the automatic screen locking of terminal, otherwise the automatic screen locking function of cancellation terminal.
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