CN103760982A - Method and terminal for controlling state of terminal screen - Google Patents
Method and terminal for controlling state of terminal screen Download PDFInfo
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- CN103760982A CN103760982A CN201410030542.3A CN201410030542A CN103760982A CN 103760982 A CN103760982 A CN 103760982A CN 201410030542 A CN201410030542 A CN 201410030542A CN 103760982 A CN103760982 A CN 103760982A
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Abstract
The embodiment of the invention discloses a method for controlling the state of a terminal screen. The method includes the steps of monitoring moving tracks of a terminal, monitoring an included angle of the face where the terminal screen is located and the reference face of the head of a user, monitoring the distance between the face where the terminal screen is located an the reference face of the head of the user, and controlling the terminal screen to be started or shut off when the moving tracks meet the requirement of a preset moving range in a preset time period, the included angle meets the requirement of a preset angle range and the distance meets the requirement of a preset distance range. The embodiment of the invention further discloses a terminal. According to the method and the terminal, the state of the terminal screen can be controlled according to certain feature parameters of the terminal, and the method for controlling the state of the terminal screen is convenient to operate and high in intelligence.
Description
Technical field
The present invention relates to electronic technology field, relate in particular to a kind of method and terminal of control terminal screen state.
Background technology
At present, the small and exquisite terminal being easy to carry about with one is more and more welcome, and these terminals can be for user provides multiple intelligent function under the prerequisite that realizes basic function.For example wearable terminal equipment, wearable terminal equipment has intelligent system and multiple sensor, and the function of multiple intelligence is provided for wearer in the prerequisite of basic function that realizes traditional wear.
The general volume of terminal device is smaller, low weight, and it is long to portably use the time.Volume is little, the many factors that originally become contradiction with cruising time of function.So it is a critical demand that the battery life of terminal device improves.Be not easy to increase under the prerequisite of battery capacity, can only saving as much as possible terminal device power consumption and could improve cruising time.The display screen of terminal device is almost the parts of power consumption maximum, thus to not open as much as possible screen, but this may cause again use inconvenient, can not realize better basic function.
The method of existing control terminal screen state is by the state with triggering control terminal screen by operations such as certain button or touch display screens, the method complex operation of this control terminal screen state, inconvenience.
Summary of the invention
The embodiment of the present invention provides a kind of method and terminal of control terminal screen state, state that can automatic control terminal screen, and without convenient manual operation, intelligent height.
The embodiment of the present invention provides a kind of method of control terminal screen state, comprising:
The motion track of monitoring terminal;
The angle of monitoring terminal screen place face and user's head reference field;
Monitor the distance between described terminal screen place face and described user's head reference field;
In Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
Correspondingly, the embodiment of the present invention also provides a kind of terminal, comprising:
The first monitoring means, for monitoring the motion track of described terminal;
The second monitoring means, for monitoring the angle of described terminal screen place face and user's head reference field;
The 3rd monitoring means, for monitoring the distance between described terminal screen place face and described user's head reference field;
Control module, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close; State that can automatic control terminal screen, without convenient manual operation, intelligent height.
Accompanying drawing explanation
In order to be illustrated more clearly in the technical scheme in the embodiment of the present invention, below the accompanying drawing of required use during embodiment is described is briefly described, apparently, accompanying drawing in the following describes is some embodiments of the present invention, for those of ordinary skills, do not paying under the prerequisite of creative work, can also obtain according to these accompanying drawings other accompanying drawing.
Fig. 1 is the first embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention;
Fig. 2 is the second embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention;
Fig. 3 is the 3rd embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention;
Fig. 4 is the structural representation of a kind of terminal of providing of the embodiment of the present invention;
Fig. 5 is the structural representation of the another kind of terminal that provides of the embodiment of the present invention.
Embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is clearly and completely described, obviously, described embodiment is the present invention's part embodiment, rather than whole embodiment.Based on the embodiment in the present invention, those of ordinary skills, not making the every other embodiment obtaining under creative work prerequisite, belong to the scope of protection of the invention.
Described in the embodiment of the present invention, terminal can be small and exquisite portable wearable device, for example wear intelligent watch on hand, hang the timer on neck or carry terminal device on shoulder etc. on the arm, these wearable devices all have screen, screen is the structure that power consumption is very large, for power saving, can realize and open or close screen according to user's action situation intelligence.
Below in conjunction with accompanying drawing 1-accompanying drawing 3, the method for the control terminal screen state that the embodiment of the present invention is provided describes in detail.
Please refer to Fig. 1, is the first embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention; As described in Figure 1, the method for a kind of control terminal screen state described in the present embodiment comprises step:
S100, the motion track of monitoring terminal;
In specific embodiment, the motion track of terminal has represented the motion state of terminal, and the motion state of terminal has also embodied the user's who wears this terminal device motion conditions, if for example this wearable device is intelligent watch, when user sees table, have an action of lifting arm, in the process of lifting arm, the curvilinear path that the intelligent watch on arm forms along with the movement of arm is exactly the motion track of terminal.
Concrete, the motion track method of monitoring terminal can be, set such as 0.1S of a very little time interval, according to the time interval displacement of removing monitoring terminal of setting, this displacement is the displacement between the position of time point and the position of a upper time point for this reason time, and monitored a lot of sections are moved to straight line couple together, the motion track of compositing terminal, if terminal is kept in motion always, the motion track can the subject of knowledge and the object of knowledge obtaining is very long, and there is invalid motion track, so in order to obtain more accurate motion track, further, can set a time cycle, remove to obtain a motion track in the time cycle, it is a time cycle that 0.5S is for example set, obtain the displacement straight line of 5 sections of continuous time intervals, and the motion track that this 5 section is moved to rectilinear(-al) is defined as the motion track of terminal.
It should be noted that, the motion track method of monitoring terminal can be also according to Preset Time, as 0.1S, gather the component of acceleration of acceleration of gravity at terminal screen place face, component of acceleration has direction and size, also can determine the motion track of terminal according to the component of acceleration of each collection point.
S101, the angle of monitoring terminal screen place face and user's head reference field;
In specific embodiment, angle between terminal screen place face and user's head reference field is only in a suitable scope time, the user who wears this terminal can see content shown above terminal screen, definite method of terminal screen place face is the determined plane in surface of terminal screen, definite method of user's head reference field can be, three determined planes of sampled point that user's head middle distance terminal screen place face is nearest.
The angle mode of monitoring terminal screen place face and user's head reference field can be, the vertical range of being measured between user's head reference field by the range sensor of terminal screen place face is h, determine again the common factor of user's head reference field and terminal screen reference field, be straight line, and measuring terminals screen the position of range sensor and the vertical range S of straight line on the whole, according to the Pythagorean theorem of right-angle triangle, can calculate the angle between terminal screen place face and user's head reference field
Concrete, the angle mode of monitoring terminal screen place face and user's head reference field can be also, according to modes such as experiment and human emulations, obtain the most probable value of the angle of terminal screen place face, setting in advance this most probable value is the benchmark angle of terminal screen place face, and then pass through the anglec of rotation of monitoring terminal screen, thereby obtain the angle of postrotational terminal screen place face.The most probable value of the angle in the time of generally also can obtaining user's operation terminal device according to human emulation and experiment parameter etc., this most probable value is set to the benchmark angle of user's head reference field.Under this mode, by the anglec of rotation of sense terminals equipment, the angle that obtains the rear terminal screen of rotation place face, judges the angle of terminal screen place face after rotating and the benchmark angle of user's head reference field, can obtain the angle of terminal screen place face and user's head reference field.
S102, monitors the distance between described terminal screen place face and described user's head reference field;
In specific embodiment, if wear the user of this terminal, really there is the purpose of seeing screen, distance between that terminal screen place face and user's head reference field is certain in a suitable scope, for example see the peaked words of the visual range of terminal screen content for user's sight line for 20 centimetres, that distance of only having between terminal screen place face and user's head reference field is 20 centimetres, and be stabilized in 20 centimetres, show that user has the purpose of seeing screen.
Definite method of terminal screen place face is the determined plane in surface of terminal screen, and definite method of user's head reference field can be, three determined planes of sampled point that user's head middle distance terminal screen place face is nearest.
Further, range-range mode between monitoring terminal screen place face and user's head reference field can be, in terminal, there is infrared ray range sensor, when infrared ray range sensor detects while having object in the region in the distance range certain from terminal screen, this object is carried out to the identification of face feature, concrete, needs arrange the feature of people's face face in advance in terminal.If this object is identified to the result of coupling, be, this object meets people's face face feature, determines that this object is user's head.Utilize infrared ray range sensor to send infrared ray to user's head, infrared ray reflects after arriving user's head, utilizes infrared ray velocity of propagation and transmission, and the reflection receivable mistiming calculates the distance between terminal screen and user's head.
S103, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
In specific embodiment, the setting of Preset Time can be set according to completing the time that continuous action spends, and for example can set 0.5S is Preset Time.Default moving range, preset angles scope and predeterminable range scope all need in terminal, to store in advance and arrange, concrete storage and set-up mode can be, a study mechanism is in advance set in terminal, this in advance study module before user carries out screen state unlatching at every turn or closes, all obtain screen state and open or close the motion track of terminal before, angle between measuring terminals screen place face and user's head reference field, and the distance between measuring terminals screen place face and user's head reference field, and respectively during the opening and closing of statistical screens state, the scope of motion track, distance range between angular range between terminal screen place face and user's head reference field and terminal screen place face and user's head reference field.
Concrete statistical can be, the scope of the motion track maximum probability of appearance is defined as to default moving range, the scope of the angle maximum probability between the terminal screen place face of appearance and user's head reference field is defined as to preset angles scope, is predeterminable range scope by the scope of the distance maximum probability between the terminal screen place face of appearance and user's head reference field.
Further, storage and set-up mode that default moving range, preset angles scope and predeterminable range scope are concrete can be also, according to actual conditions and actual terminal, preset, here continue to describe as an example of intelligent watch example, for example, can be according to the mode of the concrete arm of raising one's hand of people, a motion track is set, and a positive negative value of error is set, and within the scope of the positive negative value of error of this motion track, be exactly default moving range, positive and negative 3 cm range for example can be set.Preset angles scope between user's head reference field and terminal screen reference field can be set to 20 degree to 30 degree, if the angle between user's head reference field and terminal screen reference field at 20 degree within the scope of 30 degree time, be to meet preset angles scope.
Predeterminable range scope between user's head reference field and terminal screen reference field arranges, in the time of can generally seeing screen according to user, terminal screen place face is determined a predeterminable range scope by the distance between user's head reference field, 20 the insides to 25 centimetre for example can be set, when the distance between terminal screen place face use user head reference field is within the scope of this predeterminable range, terminal screen place face satisfies condition by the distance between user's head reference field.Work as motion track, the angle of user's head reference field for the face of terminal screen place, when terminal screen place face all meets these default scopes by the distance of user's head reference field, the unlatching of control terminal screen or close, it should be noted that, specifically the unlatching of control terminal screen or close need to according to store and arrange pre-conditioned relevant.
In above step S100, S101, S102 and S103, step shown in S100 has been set forth the motion track of monitoring terminal, step shown in S101 has been set forth the angle of monitoring terminal screen place face and user's head reference field, step shown in S102 has been set forth the distance of monitoring terminal screen place face and user's head reference field, by above these parameters, terminal screen state is controlled; In practical application, can be according to actual conditions, select any step shown in step S100, S101, S102 or the combination of multiple steps, the process that realization is controlled terminal screen state, for example: can be in conjunction with any two steps, two steps based on terminal are controlled terminal screen state, when all meeting screen opening condition based on these two steps, control thus and open terminal screen; When all meeting screen based on these two steps and close condition, control thus the screen of closing a terminal; For another example: can be in conjunction with three steps, three steps based on terminal are controlled terminal screen state, when all meeting screen opening condition based on these three steps, control thus and open terminal screen; When all meeting screen based on these three steps and close condition, control thus the screen of closing a terminal.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close, state that can automatic control terminal screen, without convenient manual operation, intelligent height.
Please refer to Fig. 2, is the second embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention; As described in Figure 2, the method for a kind of control terminal screen state described in the present embodiment comprises step:
S201, according to default acquisition time, gathers the component of acceleration of described terminal screen place face at that time; According to described component of acceleration, determine the motion track of described terminal; Monitor the motion track of described terminal.
In specific embodiment, the motion track method of monitoring terminal can be specially the component of acceleration of monitoring terminal in multiple acquisition times, default acquisition time can be that user sets according to time situation, it is 0.2S that default acquisition time for example can be set, every 0.2S terminal will gather primary acceleration component, component of acceleration has reflected the direction of motion of terminal at that time, concrete acquisition mode can be, in terminal, there is gravity sensor, gravity sensor can detect terminal at X, Y, component of acceleration on Z axis and direction, concrete, the concrete mode of the component of acceleration of sense terminals can be, by terminal at X, Y, component of acceleration on Z axis synthesizes processing, obtain the component of acceleration of terminal screen place face, this component of acceleration comprises the size of component of acceleration and the direction of component of acceleration.
Can, according to the direction of the component of acceleration of gathered multiple terminal screens place face, determine the motion track of terminal, corresponding each collection point acceleration direction is coupled together is the motion track of terminal.
Monitor this motion track.
S202, the angle of monitoring terminal screen place face and user's head reference field;
In specific embodiment, embodiment of the present invention step S202, please refer to the embodiment step S101 shown in Fig. 1, at this, does not repeat.
S203, monitors the distance between described terminal screen place face and described user's head reference field;
In specific embodiment, embodiment of the present invention step S203, please refer to the embodiment step S102 shown in Fig. 1, at this, does not repeat.
S204, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens;
In specific embodiment, the setting of Preset Time can be set according to completing the time that continuous action spends, and for example can set 5S is Preset Time.When current screen is in closed condition time, in Preset Time, motion track meets default moving range, the angle of terminal screen place face and user's head reference field meets preset angles scope, the distance of terminal screen place face and user's head reference field meets predeterminable range scope, illustrate that user has the intention of seeing screen, so with regard to control terminal screen opening, here continue to describe as an example of intelligent watch example, when terminal screen is in closed condition, user lifts arm, and rotary wrist, when terminal monitoring meets in default moving range to the motion track of terminal, be that the track that arm draws of raising one's hand meets default moving range, the angular range when result of rotary wrist makes the angle between terminal screen place face and user's head reference field just meet user to see screen, for example, angle between terminal screen place face and user's head reference field is 27 degree, at 20 default degree within the scope of 30 degree, and in distance range 20 to 25 cm range that 22 centimetres of distances between terminal screen place face and user's head reference field just meet user while seeing screen, illustrate that user has the intention of seeing screen, so just control screen opening.
S205, in Preset Time, when as follows wherein one when not meeting: described motion track meets default moving range, and described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and closes.
In specific embodiment, the setting of Preset Time can be set according to completing the time that continuous action spends, and for example can set 5S is Preset Time.When current screen is in opening time, in Preset Time, as long as when there being one not meet when pre-conditioned in the distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field, just illustrate that user has finished watching screen, has the intention of closing screen.
Motion track does not meet default track scope, and user's swinging arm is described, has taken away terminal, leaves sight line; The corner dimension of terminal screen place face and user's head reference field, outside preset angles scope, illustrates that user has rotated wrist, and corner dimension is not within the scope of the preset angles of seeing screen; The distance of terminal screen place face and user's head reference field, outside predeterminable range scope, illustrates that user moves screen far, away from the sight line of oneself.When any condition is ungratified in these some conditions, all illustrate that user has the intention of closing screen, so close with regard to control terminal screen, here continue to describe as an example of intelligent watch example, when terminal screen is in opening, user puts down arm, the motion track of terminal does not meet default moving range, controls screen and closes; User's rotary wrist, it is outside preset angles scope that the result of rotary wrist makes the angle between terminal screen place face and user's head reference field, for example, angle between terminal screen place face and user's head reference field is 40 degree, at 20 default degree, outside 30 degree scopes, control terminal screen is closed; When user removes sight line terminal screen, distance between terminal screen place face and user's head reference field does not meet default distance range, for example, distance between terminal screen place face and user's head reference field is 50 centimetres, this distance also 20 centimetres of predeterminable ranges when user sees screen outside 25 cm range, illustrate that user has the intention of closing screen, so just control screen, close.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close, state that can automatic control terminal screen, without convenient manual operation, intelligent height, practical.
Please refer to Fig. 3, is the 3rd embodiment process flow diagram of the method for a kind of control terminal screen state provided by the invention; As described in Figure 3, the method for a kind of control terminal screen state described in the present embodiment comprises step:
S300, in the previous described Preset Time of opening or closing at described terminal screen, the motion track parameter of the described terminal recording, the coincidence numerical range of determining described motion track parameter is described default moving range;
In specific embodiment, in the previous Preset Time of current preset time, need to determine default moving range, concrete definite method can be the motion track parameter of the terminal of all records of inquiry, concrete motion track parameter can be, in a three-dimensional coordinate, record the trajectory coordinates of terminal, analyze the trajectory parameters of many motion tracks, this trajectory parameters is comprised of multiple sampled points, obtain the coordinate figure maximal value of the corresponding sampled point of trajectory parameters in each motion track and coordinate figure minimum value, and the coincidence numerical range being formed by this maximal value and minimum value is default moving range, this default moving range has represented the raise one's hand custom track of arm of user.
S301, in the previous described Preset Time of opening or closing at described terminal screen, the described terminal screen place face recording and the angle parameter of user's head reference field, the coincidence numerical range of determining described angle parameter is described preset angles scope;
In specific embodiment, in the previous Preset Time of current preset time, need to determine preset angles scope, concrete definite method can be the inquiry terminal screen place face of all records and the angle parameter of user's head reference field, according to obtaining maximal value and minimum value in the past historical angle parameter, and the scope being comprised of this maximal value and minimum value is the coincidence numerical range of angle parameter, thereby determine that this coincidence numerical range is preset angles scope, this preset angles scope has represented when user sees screen, angle custom between terminal screen place face and user's head reference field.
S302, in the previous described Preset Time of opening or closing at described terminal screen, distance parameter between the described terminal screen place face recording and described user's head reference field, the coincidence numerical range of determining described distance parameter is described predeterminable range scope;
In specific embodiment, in the previous Preset Time of current preset time, need to determine predeterminable range scope, concrete definite method can be the inquiry terminal screen place face of all records and the distance parameter of user's head reference field, according to obtaining maximal value and minimum value in the past historical distance parameter, and the scope being comprised of this maximal value and minimum value is the coincidence numerical range of distance parameter, thereby determine that this coincidence numerical range is predeterminable range scope, this predeterminable range scope has represented when user sees screen, distance custom between terminal screen place face and user's head reference field.
S303, the motion track of monitoring terminal;
In specific embodiment, embodiment of the present invention step S303, please refer to the embodiment step S100 shown in Fig. 1, at this, does not repeat.
S304, the angle of monitoring terminal screen place face and user's head reference field;
In specific embodiment, embodiment of the present invention step S304, please refer to the embodiment step S101 shown in Fig. 1, at this, does not repeat.
S305, monitors the distance between described terminal screen place face and described user's head reference field;
In specific embodiment, embodiment of the present invention step S305, please refer to the embodiment step S102 shown in Fig. 1, at this, does not repeat.
S306, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
In specific embodiment, embodiment of the present invention step S306, please refer to the embodiment step S103 shown in Fig. 1, at this, does not repeat.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close, state that can automatic control terminal screen, without convenient manual operation, intelligent height, practical.
Set forth the specific implementation of a kind of terminal that the embodiment of the present invention provides below.
Please refer to Fig. 4, the structural representation of a kind of terminal providing for the embodiment of the present invention.As shown in Figure 4, a kind of terminal described in the present embodiment comprises: the first monitoring means 100, the second monitoring means 101, the 3rd monitoring means 102 and control module 103.
The first monitoring means 100, for monitoring the motion track of described terminal;
In specific embodiment, the motion track of terminal has represented the motion state of terminal, and the motion state of terminal has also embodied the user's who wears this terminal device motion conditions, if for example this wearable device is intelligent watch, when user sees table, have an action of lifting arm, in the process of lifting arm, the curvilinear path that the intelligent watch on arm forms along with the movement of arm is exactly the motion track of terminal.
Concrete, the motion track method of the first monitoring means 100 monitoring terminals can be, set such as 0.1S of a very little time interval, according to the time interval displacement of removing monitoring terminal of setting, this displacement is the displacement between the position of time point and the position of a upper time point for this reason time, and monitored a lot of sections are moved to straight line couple together, the motion track of compositing terminal, if terminal is kept in motion always, the motion track can the subject of knowledge and the object of knowledge obtaining is very long, and there is invalid motion track, so in order to obtain more accurate motion track, further, can set a time cycle, remove to obtain a motion track in the time cycle, it is a time cycle that 0.5S is for example set, obtain the displacement straight line of 5 sections of continuous time intervals, and the motion track that this 5 section is moved to rectilinear(-al) is defined as the motion track of terminal.
It should be noted that, the first monitoring means 100 specifically can, for according to default acquisition time, gather the component of acceleration of described terminal screen place face at that time; According to described component of acceleration, determine the motion track of described terminal; Monitor the motion track of described terminal.
Concrete, this default acquisition time can be 0.1S, 0.2S etc.Every 0.1S or 0.2S, the gravity sensor of terminal etc. just can obtain the direction of the X, Y, Z axis of terminal, and obtain the component of acceleration of gravity in X, Y, Z axis all directions, even the component in X, Y, Z axis direction can be synthesized to the component of acceleration at terminal screen place face, the component of acceleration of this terminal screen place face has direction and size, can, according to the direction of the component of acceleration of the terminal screen place face of each collection point, determine the motion track of terminal.Certainly, also can directly according to the direction of the component in X, Y, Z axis all directions, determine the motion track of terminal.Finally, the first monitoring means 100 is monitored above-mentioned motion track.
The second monitoring means 101, for monitoring the angle of described terminal screen place face and user's head reference field;
In specific embodiment, angle between terminal screen place face and user's head reference field is only in a suitable scope time, the user who wears this terminal can see content shown above terminal screen, definite method of terminal screen place face is the determined plane in surface of terminal screen, definite method of user's head reference field can be, three determined planes of sampled point that user's head middle distance terminal screen place face is nearest.
The angle mode of the second monitoring means 101 monitoring terminal screen place faces and user's head reference field can be, the vertical range of being measured between user's head reference field by the range sensor of terminal screen place face is h, determine again the common factor of user's head reference field and terminal screen reference field, be straight line, and measuring terminals screen the position of range sensor and the vertical range S of straight line on the whole, according to the Pythagorean theorem of right-angle triangle, can calculate the angle between terminal screen place face and user's head reference field
Concrete, the angle mode of monitoring terminal screen place face and user's head reference field can be also, according to modes such as experiment and human emulations, obtain the most probable value of the angle of terminal screen place face, setting in advance this most probable value is the benchmark angle of terminal screen place face, and then pass through the anglec of rotation of monitoring terminal screen, thereby obtain the angle of postrotational terminal screen place face.The most probable value of the angle in the time of generally also can obtaining user's operation terminal device according to human emulation and experiment parameter etc., this most probable value is set to the benchmark angle of user's head reference field.Under this mode, by the anglec of rotation of sense terminals equipment, the angle that obtains the rear terminal screen of rotation place face, judges the angle of terminal screen place face after rotating and the benchmark angle of user's head reference field, can obtain the angle of terminal screen place face and user's head reference field.
The 3rd monitoring means 102, for monitoring the distance between described terminal screen place face and described user's head reference field;
In specific embodiment, if wear the user of this terminal, really there is the purpose of seeing screen, distance between that terminal screen place face and user's head reference field is certain in a suitable scope, for example see the peaked words of the visual range of terminal screen content for user's sight line for 20 centimetres, that distance of only having between terminal screen place face and user's head reference field is 20 centimetres, and be stabilized in 20 centimetres, show that user has the purpose of seeing screen.
Definite method of terminal screen place face is the determined plane in surface of terminal screen, and definite method of user's head reference field can be, three determined planes of sampled point that user's head middle distance terminal screen place face is nearest.
Further, range-range mode between the 3rd monitoring means 102 monitoring terminal screen place faces and user's head reference field can be, in terminal, there is infrared ray range sensor, when infrared ray range sensor detects while having object in the region in the distance range certain from terminal screen, this object is carried out to the identification of face feature, concrete, needs arrange the feature of people's face face in advance in terminal.If this object is identified to the result of coupling, be, this object meets people's face face feature, determines that this object is user's head.Utilize infrared ray range sensor to send infrared ray to user's head, infrared ray reflects after arriving user's head, utilizes infrared ray velocity of propagation and transmission, and the reflection receivable mistiming calculates the distance between terminal screen and user's head.
In specific embodiment, the setting of Preset Time can be set according to completing the time that continuous action spends, and for example can set 0.5S is Preset Time.Default moving range, preset angles scope and predeterminable range scope all need in terminal, to store in advance and arrange, concrete storage and set-up mode can be, a study mechanism is in advance set in terminal, this in advance study module before user carries out screen state unlatching at every turn or closes, all obtain screen state and open or close the motion track of terminal before, angle between measuring terminals screen place face and user's head reference field, and the distance between measuring terminals screen place face and user's head reference field, and respectively during the opening and closing of statistical screens state, the scope of motion track, distance range between angular range between terminal screen place face and user's head reference field and terminal screen place face and user's head reference field.
Concrete statistical can be, the scope of the motion track maximum probability of appearance is defined as to default moving range, the scope of the angle maximum probability between the terminal screen place face of appearance and user's head reference field is defined as to preset angles scope, is predeterminable range scope by the scope of the distance maximum probability between the terminal screen place face of appearance and user's head reference field.
Further, storage and set-up mode that default moving range, preset angles scope and predeterminable range scope are concrete can be also, according to actual conditions and actual terminal, preset, here continue to describe as an example of intelligent watch example, for example, can be according to the mode of the concrete arm of raising one's hand of people, a motion track is set, and a positive negative value of error is set, and within the scope of the positive negative value of error of this motion track, be exactly default moving range, positive and negative 3 cm range for example can be set.Preset angles scope between user's head reference field and terminal screen reference field can be set to 20 degree to 30 degree, if the angle between user's head reference field and terminal screen reference field at 20 degree within the scope of 30 degree time, be to meet preset angles scope.
Predeterminable range scope between user's head reference field and terminal screen reference field arranges, in the time of can generally seeing screen according to user, terminal screen place face is determined a predeterminable range scope by the distance between user's head reference field, 20 the insides to 25 centimetre for example can be set, when the distance between terminal screen place face use user head reference field is within the scope of this predeterminable range, terminal screen place face satisfies condition by the distance between user's head reference field.Work as motion track, the angle of user's head reference field for the face of terminal screen place, when terminal screen place face all meets these default scopes by the distance of user's head reference field, the unlatching of 103 control terminal screens of control module or close, it should be noted that, specifically the unlatching of control terminal screen or close need to according to store and arrange pre-conditioned relevant.
In above embodiment, the first monitoring means is for the motion track of monitoring terminal, the second monitoring means is for the angle of monitoring terminal screen place face and user's head reference field, the 3rd monitoring means is for the distance between monitoring terminal screen place face and user's head reference field, in actual applications, can select according to actual needs at least one in three kinds of unit, carry out corresponding method.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close, state that can automatic control terminal screen, without convenient manual operation, intelligent height, practical.
Please refer to Fig. 5, the structural representation of the another kind of terminal providing for the embodiment of the present invention.As shown in Figure 5, a kind of terminal described in the present embodiment comprises: the first monitoring means 100, the second monitoring means 101, the 3rd monitoring means 102, control module 103, the first determining unit 104, the second determining unit 105 and the 3rd determining unit 106.
The first determining unit 104, in the previous described Preset Time of opening or closing at described terminal screen for basis, the motion track parameter of the described terminal recording, the coincidence numerical range of determining described motion track parameter is described default moving range;
In specific embodiment, in the previous Preset Time of current preset time, the first determining unit 104 needs to determine default moving range, concrete definite method can be the motion track parameter of the terminal of all records of inquiry, concrete motion track parameter can be, in a three-dimensional coordinate, the first determining unit 104 records the trajectory coordinates of terminal, analyze the trajectory parameters of many motion tracks, this trajectory parameters is comprised of multiple sampled points, obtain the coordinate figure maximal value of the corresponding sampled point of trajectory parameters in each motion track and coordinate figure minimum value, and the coincidence numerical range of the motion track parameter being formed by this maximal value and minimum value is default moving range, this default moving range has represented the raise one's hand custom track of arm of user.
The second determining unit 105, in the previous described Preset Time of opening or closing at described terminal screen for basis, the described terminal screen place face recording and the angle parameter of user's head reference field, the coincidence numerical range of determining described angle parameter is described preset angles scope;
In specific embodiment, in the previous Preset Time of current preset time, the second determining unit 105 need to be determined preset angles scope, concrete definite method can be the angle parameter that the second determining unit 105 is inquired about terminal screen place face and user's head reference field of all records, concrete angle parameter can be, the maximal value of angle and minimum value, the coincidence numerical range of the angle parameter that maximal value and minimum value form is set to preset angles scope, this preset angles scope has represented when user sees screen, angle custom between terminal screen place face and user's head reference field.
The 3rd determining unit 106, in the previous described Preset Time of opening or closing at described terminal screen for basis, distance parameter between the described terminal screen place face recording and described user's head reference field, the coincidence numerical range of determining described distance parameter is described predeterminable range scope;
In specific embodiment, in the previous Preset Time of current preset time, the 3rd determining unit 106 need to be determined predeterminable range scope, concrete definite method can be that the 3rd determining unit 106 is inquired about the terminal screen place face of all records and the distance parameter of user's head reference field, concrete distance parameter can be, the maximal value of distance and the minimum value of distance, the coincidence numerical range of the distance parameter that maximal value and minimum value form is set to predeterminable range scope, this predeterminable range scope has represented when user sees screen, distance custom between terminal screen place face and user's head reference field.
In the embodiment of the present invention, distance between angle and terminal screen place face and user's head reference field of motion track, terminal screen place face and user's head reference field by monitoring terminal, in Preset Time, when motion track meets default moving range, angle meets preset angles scope and distance meets predeterminable range scope, controls described terminal screen and opens or close, state that can automatic control terminal screen, without convenient manual operation, intelligent height, practical.
One of ordinary skill in the art will appreciate that all or part of flow process realizing in above-described embodiment method, can carry out the hardware that instruction is relevant by computer program to complete, described program can be stored in a computer read/write memory medium, this program, when carrying out, can comprise as the flow process of the embodiment of above-mentioned each side method.Wherein, described storage medium can be magnetic disc, CD, read-only store-memory body (Read-Only Memory, ROM) or random store-memory body (Random Access Memory, RAM) etc.
Step in embodiment of the present invention method can be carried out according to actual needs order and adjusted, merges and delete.
Unit in embodiment of the present invention terminal can merge according to actual needs, divides and delete.
The parts such as the microcontroller of the embodiment of the present invention, can be with universal integrated circuit (as central processor CPU), or realizes with special IC (ASIC).
Above disclosed is only preferred embodiment of the present invention, certainly can not limit with this interest field of the present invention, and the equivalent variations of therefore doing according to the claims in the present invention, still belongs to the scope that the present invention is contained.
Claims (10)
1. a method for control terminal screen state, is characterized in that, described method comprises:
The motion track of monitoring terminal;
The angle of monitoring terminal screen place face and user's head reference field;
Monitor the distance between described terminal screen place face and described user's head reference field;
In Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
2. the method for claim 1, is characterized in that, the motion track of described monitoring terminal comprises:
According to default acquisition time, gather the component of acceleration of described terminal screen place face at that time;
According to described component of acceleration, determine the motion track of described terminal;
Monitor the motion track of described terminal.
3. the method for claim 1, is characterized in that, described user's head reference field is three nearest determined planes of sampled point of terminal screen place face described in user's head middle distance.
4. method as claimed in claim 3, is characterized in that, described in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close, and comprising:
In Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens;
In Preset Time, when as follows wherein one when not meeting: described motion track meets default moving range, and described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and closes.
5. the method for claim 1, is characterized in that, before the motion track of monitoring terminal, also comprises:
In the previous described Preset Time of opening or closing at described terminal screen, the motion track parameter of the described terminal recording, the coincidence numerical range of determining described motion track parameter is described default moving range;
In the previous described Preset Time of opening or closing at described terminal screen, the described terminal screen place face recording and the angle parameter of user's head reference field, the coincidence numerical range of determining described angle parameter is described preset angles scope;
In the previous described Preset Time of opening or closing at described terminal screen, distance parameter between the described terminal screen place face recording and described user's head reference field, the coincidence numerical range of determining described distance parameter is described predeterminable range scope.
6. a terminal, is characterized in that, described terminal comprises:
The first monitoring means, for monitoring the motion track of described terminal;
The second monitoring means, for monitoring the angle of described terminal screen place face and user's head reference field;
The 3rd monitoring means, for monitoring the distance between described terminal screen place face and described user's head reference field;
Control module, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens or close.
7. terminal as claimed in claim 6, is characterized in that, described the first monitoring means specifically for,
According to default acquisition time, gather the component of acceleration of described terminal screen place face at that time;
According to described component of acceleration, determine the motion track of described terminal;
Monitor the motion track of described terminal.
8. terminal as claimed in claim 6, is characterized in that, described user's head reference field is three nearest determined planes of sampled point of terminal screen place face described in user's head middle distance.
9. terminal as claimed in claim 8, is characterized in that, described control module specifically for, in Preset Time, when described motion track meets default moving range, described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and opens;
In Preset Time, when as follows wherein one when not meeting: described motion track meets default moving range, and described angle meets preset angles scope and described distance meets predeterminable range scope, controls described terminal screen and closes.
10. terminal as claimed in claim 6, is characterized in that, described terminal also comprises:
The first determining unit, in the previous described Preset Time of opening or closing at described terminal screen for basis, the motion track parameter of the described terminal recording, the coincidence numerical range of determining described motion track parameter is described default moving range;
The second determining unit, in the previous described Preset Time of opening or closing at described terminal screen for basis, the described terminal screen place face recording and the angle parameter of user's head reference field, the coincidence numerical range of determining described angle parameter is described preset angles scope;
The 3rd determining unit, in the previous described Preset Time of opening or closing at described terminal screen for basis, distance parameter between the described terminal screen place face recording and described user's head reference field, the coincidence numerical range of determining described distance parameter is described predeterminable range scope.
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