CN104281301A - Input method and electronic equipment - Google Patents

Input method and electronic equipment Download PDF

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Publication number
CN104281301A
CN104281301A CN201310282357.9A CN201310282357A CN104281301A CN 104281301 A CN104281301 A CN 104281301A CN 201310282357 A CN201310282357 A CN 201310282357A CN 104281301 A CN104281301 A CN 104281301A
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China
Prior art keywords
display screen
distance
image
predetermined mark
locating information
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Granted
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CN201310282357.9A
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Chinese (zh)
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CN104281301B (en
Inventor
阳光
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Lenovo Beijing Ltd
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Lenovo Beijing Ltd
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Priority to CN201310282357.9A priority Critical patent/CN104281301B/en
Publication of CN104281301A publication Critical patent/CN104281301A/en
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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • G06F3/03Arrangements for converting the position or the displacement of a member into a coded form
    • G06F3/041Digitisers, e.g. for touch screens or touch pads, characterised by the transducing means
    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F2203/00Indexing scheme relating to G06F3/00 - G06F3/048
    • G06F2203/041Indexing scheme relating to G06F3/041 - G06F3/045
    • G06F2203/041012.5D-digitiser, i.e. digitiser detecting the X/Y position of the input means, finger or stylus, also when it does not touch, but is proximate to the digitiser's interaction surface and also measures the distance of the input means within a short range in the Z direction, possibly with a separate measurement setup

Abstract

The invention provides an input method applied to electronic equipment. The electronic equipment comprises a display screen. The method includes the steps that a first signal carrying a first image is received; the first image is a part of image in a second image currently displayed on the display screen; first positioning information is determined according to the position, in the second image, of the first image; a first instruction is generated according to the first positioning information; first preset identification is displayed at the position, represented by the first positioning information, in the display screen according to the first instruction. The electronic equipment adopting the display screen adopting any medium can be operated without making direct contact.

Description

A kind of input method and electronic equipment
Technical field
The present invention relates to computer realm, particularly relate to a kind of input method and electronic equipment.
Background technology
Increasing input mode has been had in current electronic equipment, except traditional knocks keyboard, click the mouse outside these input signals, touch and also become a kind of novel input mode, input signal is produced, as mobile phone, PDA, automatic teller machine, notebook computer etc. by touching specific region.
In the process realizing embodiment of the present invention technical scheme, inventor finds that in above-mentioned prior art, at least there are the following problems:
Need finger or other contain conductive fiber object and directly contact touch-screen and could produce input signal; And touch-screen must be dielectric plane.
Summary of the invention
The technical problem to be solved in the present invention is how to adopting the electronic equipment of arbitrary medium screen to carry out the operation that need not directly contact.
In order to solve the problem, the invention provides a kind of input method, be applied to an electronic equipment; Described electronic equipment comprises a display screen; Described method comprises:
Receive the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
The first locating information is determined according to the position of described first image in described second image;
The first instruction is produced according to described first locating information;
According to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
Further, also comprise before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Obtain the first testing result;
According to the first corresponding relation, determine the distance corresponding to the first testing result;
Judge whether described distance is less than or equal to first threshold, obtain the first judged result;
When described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
Further, described method also comprises:
When the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtain the second judged result;
When the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
Further, described method also comprises:
According to the second corresponding relation, determine the first display parameter of the first predetermined mark that described distance is corresponding;
According to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, according to described first display parameter, the described first predetermined mark is presented on the position that in display screen, the first locating information represents.
Present invention also offers a kind of input method, be applied to an electronic equipment; Described electronic equipment comprises a display screen, a processing unit and an input block; Described input block comprises image capture device; Described method comprises:
Second image of described image capture device to the current display of described display screen is taken, and obtains the first image, is carried in the first signal and sends;
Described processing unit receives the first signal carrying the first image;
Described processing unit determines the first locating information according to the position of described first image in described second image;
Described processing unit produces the first instruction according to described first locating information;
Described processing unit is according to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
Further, also comprise before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Described processing unit obtains the first testing result;
Described processing unit, according to the first corresponding relation, determines the distance corresponding to the first testing result;
Described processing unit judges whether described distance is less than or equal to first threshold, obtains the first judged result;
Described processing unit when described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
Further, described method also comprises:
Described processing unit, when the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described processing unit when the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
Further, described method also comprises:
Described processing unit, according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described processing unit.
Present invention also offers a kind of electronic equipment, comprise a display screen;
Receiving element, for receiving the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
First positioning unit, for determining the first locating information according to the position of described first image in described second image;
Control module, for producing the first instruction according to described first locating information;
Display unit, for making a reservation for mark according to the described first instruction position that the first locating information represents in described display screen showing first.
Further, described electronic equipment also comprises:
First detecting unit, for obtaining the first testing result;
Second positioning unit, for according to the first corresponding relation, determines the distance corresponding to the first testing result;
First judging unit, for judging whether described distance is less than or equal to first threshold, obtains the first judged result;
Described control module when described first judged result be described distance be less than or equal to described first threshold time, the first instruction is sent to described display unit; When described first judged result be described distance be greater than described first threshold time, do not send described first instruction.
Further, described electronic equipment also comprises:
Second judging unit, when diminishing for the distance corresponding when described first testing result, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described control module also for when the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
Further, described control module also for according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to when the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described display unit.
At least one embodiment of the present invention can make input body directly not contact with display screen, also can operate electronic equipment, such as moves cursor or other explicit identification, and does not rely on the material of display screen; Another embodiment of the present invention can according to the distance of input body distance display screen, adjustment display effect; Carry out clicking operation when another embodiment of the present invention can work as input body fast approaching electronic equipment, and directly contact with the display screen of electronic equipment without the need to inputting body.
Accompanying drawing explanation
Fig. 1 is the schematic flow sheet of a kind of input method of embodiment one;
Fig. 2 is the schematic block diagram of the electronic equipment of enforcement three.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in detail.
It should be noted that, if do not conflicted, each feature in the embodiment of the present invention and embodiment can be combined with each other, all within protection scope of the present invention.In addition, although show logical order in flow charts, in some cases, can be different from the step shown or described by order execution herein.
Embodiment one, a kind of input method, be applied to an electronic equipment; Described electronic equipment comprises a display screen; Described method as shown in Figure 1, comprising:
Receive the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
The first locating information is determined according to the position of described first image in described second image;
The first instruction is produced according to described first locating information;
According to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
The present embodiment can make input body just can carry out the operation of mobile cursor or other explicit identification without the need to directly contacting display screen, the material of display screen is also no longer limited to touch screens or capacitance plate, but all materials, for display screen development in the future provides a large amount of possibilities.And when described input body distance display screen is nearer, the described first predetermined displacement be identified in display screen will be similar to the translation distance (that is: the distance of movement in the plane being parallel to display screen) of this input body; And when described input body distance display screen is far away, from the projection relation of " near big and far smaller ", the described first predetermined displacement be identified in display screen will be greater than the translation of this input body; Therefore, when input body distance display screen is far away, the translational speed of the first predetermined mark will than input body apart from faster time near.Therefore the present embodiment allows operator when needing the translational speed of the predetermined mark of adjustment first, changing, and only need regulate the distance between input body and electronic equipment, therefore operating more simple and fast without the need to entering in Operation system setting.
In the present embodiment, obtain described first signal by an outside camera and send to this electronic equipment; This outside camera can be fixed on and carry out on the input body of input operation to this electronic equipment, takes the second image of the display screen display of this electronic equipment, obtains described first image; Described input body can be writing pencil, hand (finger) cover etc.Described electronic equipment comprises PC, handheld terminal etc.Described first predetermined mark can be the cursor, pointer etc. of all styles of.Such as in the application program of drawing or handwriting input, this first predetermined mark can be the point of respective color; When the first signal described in real-time reception and when retaining the predetermined mark of first shown by a period of time, can according to the motion track of input body, show first on a display screen and is predeterminedly identified at the mobile track formed in a period of time.
In the present embodiment, described first locating information can be the coordinate on display screen, such as display screen is divided into multiple region, and described first locating information with which row of which row can represent; Be the deviation post relative to reference point in display screen (central point or four angles in any one) for another example, described first locating information toward up/down how many distances can represent toward the how many distance of left/right by reference point.
In the present embodiment, determine in the step of the first locating information according to the position of the first image in the second image, the position relationship between the input end that can operate electronic equipment according to the image acquisition units of acquisition first image and input body is determined; Such as inputting body is a writing pencil, and image acquisition units is positioned at the centre position of pen head part, then can using the center of described first image institute overlay area in the second image as the position represented by the first locating information.Certainly, the whole region that also the first image can be covered in the second image or certain drift angle in this region are as the position represented by the first locating information.
In an embodiment of the present embodiment, also comprise before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Obtain the first testing result; According to the first corresponding relation, determine the distance corresponding to the first testing result;
Judge whether described distance is less than or equal to first threshold, obtain the first judged result;
When described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
In this embodiment, described first testing result can be the testing result to a preset parameter, and this preset parameter can be signal intensity, capacitance, signal transmission time etc.Such as input the signal that the sender unit that body carries launches some strength, in this situation, described first testing result is signal intensity, and the first corresponding relation is the relation between signal intensity and distance; Signal intensity is more weak, and distance is far away, otherwise then nearer.Described display screen is capacitance plate for another example, with conductive fiber on input body, described first testing result is the capacitance between input body and display screen, described first corresponding relation is distance between capacitor plate and the corresponding relation between capacitance, according to the distance between the capacitor plate that capacitance obtains, it is exactly the distance on input body between conductive fiber and capacitance plate.One for another example in described electronic equipment and input body arranges the sender unit such as infrared ray or ultrasound wave, corresponding reflection unit is set on the other, then described first testing result sends infrared ray or hyperacoustic moment and receives the infrared ray of reflection or the time interval length between hyperacoustic moment, and the first corresponding relation is the corresponding relation between this time interval length and distance.Other can also be adopted in present embodiment by knowing the scheme of input body and display screen spacing to the testing result of preset parameter.
In this embodiment, preset parameter can be detected voluntarily by electronic equipment, obtain described first testing result, after also can obtaining the first testing result by input body or other external unit, send to electronic equipment.In other embodiments, also electronic equipment can be sent to according to the first testing result after obtaining corresponding distance by input body or other external unit.
In this embodiment, when inputting body and display screen distance is greater than first threshold, can think and not carry out input operation, be equivalent to the situation of " not the contacting touch-screen " in existing touch screen technology, electronic equipment will stop input operation; Except not showing the first predetermined mark, also can with not receiving the mode of the first signal or not producing the display that the modes such as the first instruction stop making a reservation for first mark.And when the distance inputting body and display screen is less than or equal to first threshold, then allow input operation, namely according to the received predetermined mark of the first Signal aspects first.
In a kind of alternatives of this embodiment, described method can also comprise:
When the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtain the second judged result;
When the second judged result is for being more than or equal to Second Threshold, the process that response point hits operation is carried out in the position at the described first predetermined mark place; When the second judged result is for being less than Second Threshold, do not process.
In this alternatives, the speed that the amplitude that diminishes in the unit interval and distance diminish; The distance in each moment in electronic equipment can be preserved nearest a period of time (such as 2 seconds), and monitor the variable quantity of distance, like this when inputting body rapidly near display screen, can be considered clicking operation; If the position at the first predetermined mark place is clicked when not having an effect, then close rapidly to this action does not also process.
In other alternatives, also a button (physical button or soft-key button all can) can be set on input body, launch a signal specific when this button is pressed; Think when electronic equipment receives this signal specific and have received the action that " click " etc. is similar to pressing mousebutton.Two schemes also can be used with, that is: when receiving the signal that set button sends, maybe when inputting body rapidly near display screen, be all considered as clicking operation.
In a kind of alternatives of this embodiment, described method can also comprise:
According to the second corresponding relation, determine the first display parameter of the first predetermined mark that described distance is corresponding;
According to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, according to described first display parameter, the described first predetermined mark is presented on the position that in display screen, the first locating information represents.
Described first display parameter can be the pattern size, the depth etc. of the first predetermined mark; It is little/of light color that described second corresponding relation can be set to the pattern when distance, when large apart from pattern time near/color is dark; Like this under picture or the situation such as handwriting input, along with input body and display screen near or away from, the track that the obtain first predetermined mark is formed also can correspondingly deepen/thick, or to shoal/thin.In described second corresponding relation, distance is concrete and any or which kind display parameter is corresponding can change to some extent according to the difference of application, can also by user's Lookup protocol or selection.Such as in the application of drawing, user by described second correspondence setting or can be chosen as thick/thin corresponding relation of Distance geometry when sketch outline, and when tinting, user by described second correspondence setting or can be chosen as dark/shallow corresponding relation of Distance geometry; Simulating in the application of printing calligraphy for another example, user by described second correspondence setting or can be chosen as dark/shallow and thick/thin corresponding relation of Distance geometry, that is, when inputting body distance display screen and being far away, track is thin and shallow; When inputting body distance display screen and being nearer, track is dark and thick; Like this can be true to nature simulate the Consumer's Experience write with writing brush.
Embodiment two, a kind of input method, be applied to an electronic equipment; Described electronic equipment comprises a display screen, a processing unit and an input block; Described input block comprises image capture device; Described method comprises:
Second image of described image capture device to the current display of described display screen is taken, and obtains the first image, is carried in the first signal and sends;
Described processing unit receives the first signal carrying the first image;
Described processing unit determines the first locating information according to the position of described first image in described second image;
Described processing unit produces the first instruction according to described first locating information;
Described processing unit is according to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
The present embodiment can make input block just can carry out the operation of mobile cursor or other explicit identification without the need to directly contacting display screen, the material of display screen is also no longer limited to touch screens or capacitance plate, but all materials, for display screen development in the future provides a large amount of possibilities.And when described input block distance display screen is nearer, the described first predetermined displacement be identified in display screen will be similar to the translation distance (that is: the distance of movement in the plane being parallel to display screen) of this input block; And when described input block distance display screen is far away, from the projection relation of " near big and far smaller ", the described first predetermined displacement be identified in display screen will be greater than the translation of this input block; Therefore, when input block distance display screen is far away, the translational speed of the first predetermined mark will than input block apart from faster time near.Therefore the present embodiment allows operator when needing the translational speed of the predetermined mark of adjustment first, changing, and only need regulate the distance between input block and display screen, therefore operating more simple and fast without the need to entering in Operation system setting.
In the present embodiment, described image capture device can be a camera.Described input block can be writing pencil, hand (finger) cover etc.Described electronic equipment comprises PC, handheld terminal etc.Described first predetermined mark can be the cursor, pointer etc. of all styles of.Such as in the application program of drawing or handwriting input, this first predetermined mark can be the point of respective color; When the first signal described in real-time reception and when retaining the predetermined mark of first shown by a period of time, can according to the motion track of input block, show first on a display screen and is predeterminedly identified at the mobile track formed in a period of time.
In the present embodiment, described first locating information can be the coordinate on display screen, such as display screen is divided into multiple region, and described first locating information with which row of which row can represent; Be the deviation post relative to reference point in display screen (central point or four angles in any one) for another example, described first locating information toward up/down how many distances can represent toward the how many distance of left/right by reference point.
In the present embodiment, determine in the step of the first locating information according to the position of the first image in the second image, the position relationship between the input end that can operate electronic equipment according to the image acquisition units of acquisition first image and input block is determined; Such as input block is a writing pencil, and image acquisition units is positioned at the centre position of pen head part, then can using the center of described first image institute overlay area in the second image as the position represented by the first locating information.Certainly, the whole region that also the first image can be covered in the second image or certain drift angle in this region are as the position represented by the first locating information.
In an embodiment of the present embodiment, also comprise before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Described processing unit obtains the first testing result;
Described processing unit, according to the first corresponding relation, determines the distance corresponding to the first testing result;
Described processing unit judges whether described distance is less than or equal to first threshold, obtains the first judged result;
Described processing unit when described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
In this embodiment, described first testing result can be the testing result to a preset parameter, and this preset parameter can be signal intensity, capacitance, signal transmission time etc.The sender unit that such as input block carries launches the signal of some strength, and in this situation, described first testing result is signal intensity, and the first corresponding relation is the relation between signal intensity and distance; Signal intensity is more weak, and distance is far away, otherwise then nearer.Described display screen is capacitance plate for another example, with conductive fiber on input block, described first testing result is the capacitance between input block and display screen, described first corresponding relation is distance between capacitor plate and the corresponding relation between capacitance, according to the distance between the capacitor plate that capacitance obtains, it is exactly the distance on input block between conductive fiber and capacitance plate.One for another example in described electronic equipment and input block arranges the sender unit such as infrared ray or ultrasound wave, corresponding reflection unit is set on the other, then described first testing result sends infrared ray or hyperacoustic moment and receives the infrared ray of reflection or the time interval length between hyperacoustic moment, and the first corresponding relation is the corresponding relation between this time interval length and distance.Other can also be adopted in present embodiment by knowing the scheme of input block and display screen spacing to the testing result of preset parameter.
In this embodiment, preset parameter can be detected voluntarily by electronic equipment, obtain described first testing result, after also can obtaining the first testing result by input block or other external unit, send to electronic equipment.In other embodiments, also electronic equipment can be sent to according to the first testing result after obtaining corresponding distance by input block or other external unit.
In this embodiment, when input block and display screen distance are greater than first threshold, can think and not carry out input operation, be equivalent to the situation of " not the contacting touch-screen " in existing touch screen technology, electronic equipment will stop input operation; Except not showing the first predetermined mark, also can with not receiving the mode of the first signal or not producing the display that the modes such as the first instruction stop making a reservation for first mark.And when the distance of input block and display screen is less than or equal to first threshold, then allow input operation, namely according to the received predetermined mark of the first Signal aspects first.
In a kind of alternatives of this embodiment, described method can also comprise:
Described processing unit, when the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described processing unit, when the second judged result is for being more than or equal to Second Threshold, the process that response point hits operation is carried out in the position at the described first predetermined mark place; When the second judged result is for being less than Second Threshold, do not process.
In this alternatives, the speed that the amplitude that diminishes in the unit interval and distance diminish; The distance in each moment in electronic equipment can be preserved nearest a period of time (such as 2 seconds), and monitor the variable quantity of distance, like this when input block is rapidly near display screen, can be considered clicking operation; If the position at the first predetermined mark place is clicked when not having an effect, then close rapidly to this action does not also process.
In other alternatives, also can increase a button on the input unit, launch a signal specific when this button is pressed; Think when electronic equipment receives this signal specific and have received the action that " click " etc. is similar to pressing mousebutton.Two schemes also can be used with, that is: when receiving the signal that set button sends or when input block is rapidly near display screen, be all considered as clicking operation.
In a kind of alternatives of this embodiment, described method can also comprise:
Described processing unit, according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described processing unit.
Described first display parameter can be the pattern size, the depth etc. of the first predetermined mark; It is little/of light color that described second corresponding relation can be set to the pattern when distance, when large apart from pattern time near/color is dark; Like this under picture or the situation such as handwriting input, along with input block and display screen near or away from, the track that the obtain first predetermined mark is formed also can correspondingly deepen/thick, or to shoal/thin.In described second corresponding relation, distance is concrete and any or which kind display parameter is corresponding can change to some extent according to the difference of application, can also by user's Lookup protocol or selection.Such as in the application of drawing, user by described second correspondence setting or can be chosen as thick/thin corresponding relation of Distance geometry when sketch outline, and when tinting, user by described second correspondence setting or can be chosen as dark/shallow corresponding relation of Distance geometry; Simulating in the application of printing calligraphy for another example, user by described second correspondence setting or can be chosen as dark/shallow and thick/thin corresponding relation of Distance geometry, that is, when input block distance display screen is far away, track is thin and shallow; When input block distance display screen is nearer, track is dark and thick; Like this can be true to nature simulate the Consumer's Experience write with writing brush.
Embodiment three, a kind of electronic equipment, comprise a display screen; Also comprise:
Receiving element, for receiving the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
First positioning unit, for determining the first locating information according to the position of described first image in described second image;
Control module, for producing the first instruction according to described first locating information;
Display unit, for making a reservation for mark according to the described first instruction position that the first locating information represents in described display screen showing first.
The present embodiment can make input body just can carry out the operation of mobile cursor or other explicit identification without the need to directly contacting display screen, the material of display screen is also no longer limited to touch screens or capacitance plate, but all materials, for display screen development in the future provides a large amount of possibilities.And when described input body distance display screen is nearer, the described first predetermined displacement be identified in display screen will be similar to the translation distance (that is: the distance of movement in the plane being parallel to display screen) of this input body; And when described input body distance display screen is far away, from the projection relation of " near big and far smaller ", the described first predetermined displacement be identified in display screen will be greater than the translation of this input body; Therefore, when input body distance display screen is far away, the translational speed of the first predetermined mark will than input body apart from faster time near.Therefore the present embodiment allows operator when needing the translational speed of the predetermined mark of adjustment first, changing, and only need regulate the distance between input body and electronic equipment, therefore operating more simple and fast without the need to entering in Operation system setting.
In the present embodiment, obtain described first signal by an outside camera and send to this electronic equipment; This outside camera can be fixed on and carry out on the input body of input operation to this electronic equipment, takes the second image of the display screen display of this electronic equipment, obtains described first image; Described input body can be writing pencil, hand (finger) cover etc.Described electronic equipment comprises PC, handheld terminal etc.Described first predetermined mark can be the cursor, pointer etc. of all styles of.Such as in the application program of drawing or handwriting input, this first predetermined mark can be the point of respective color; When the first signal described in real-time reception and when retaining the predetermined mark of first shown by a period of time, can according to the motion track of input body, show first on a display screen and is predeterminedly identified at the mobile track formed in a period of time.
In the present embodiment, described first locating information can be the coordinate on display screen, such as display screen is divided into multiple region, and described first locating information with which row of which row can represent; Be the deviation post relative to reference point in display screen (central point or four angles in any one) for another example, described first locating information toward up/down how many distances can represent toward the how many distance of left/right by reference point.
In the present embodiment, when described first positioning unit determines the first locating information according to the position of the first image in the second image, the position relationship that can be set between the input end that operates electronic equipment according to the image acquisition units of acquisition first image and input body is determined; Such as inputting body is a writing pencil, and image acquisition units is positioned at the centre position of pen head part, then described first positioning unit can using the center of described first image institute overlay area in the second image as the position represented by the first locating information.Certainly, the whole region that also the first image can be covered in the second image or certain drift angle in this region are as the position represented by the first locating information.
In an embodiment of the present embodiment, described electronic equipment can also comprise:
First detecting unit, for obtaining the first testing result;
Second positioning unit, for according to the first corresponding relation, determines the distance corresponding to the first testing result;
First judging unit, for judging whether described distance is less than or equal to first threshold, obtains the first judged result;
Described control module when described first judged result be described distance be less than or equal to described first threshold time, the first instruction is sent to described display unit; When described first judged result be described distance be greater than described first threshold time, do not send described first instruction.
In this embodiment, described first testing result can be the testing result to a preset parameter, and this preset parameter can be signal intensity, capacitance, signal transmission time etc.Such as input the signal that the sender unit that body carries launches some strength, in this situation, described first testing result is signal intensity, and the first corresponding relation is the relation between signal intensity and distance; Signal intensity is more weak, and distance is far away, otherwise then nearer.Described display screen is capacitance plate for another example, with conductive fiber on input body, described first testing result is the capacitance between input body and display screen, described first corresponding relation is distance between capacitor plate and the corresponding relation between capacitance, according to the distance between the capacitor plate that capacitance obtains, it is exactly the distance on input body between conductive fiber and capacitance plate.One for another example in described electronic equipment and input body arranges the sender unit such as infrared ray or ultrasound wave, corresponding reflection unit is set on the other, then described first testing result sends infrared ray or hyperacoustic moment and receives the infrared ray of reflection or the time interval length between hyperacoustic moment, and the first corresponding relation is the corresponding relation between this time interval length and distance.Other can also be adopted in present embodiment by knowing the scheme of input body and display screen spacing to the testing result of preset parameter.
In this embodiment, preset parameter can be detected voluntarily by electronic equipment, obtain described first testing result, after also can obtaining the first testing result by input body or other external unit, send to electronic equipment.In other embodiments, also electronic equipment can be sent to according to the first testing result after obtaining corresponding distance by input body or other external unit.
In this embodiment, when inputting body and display screen distance is greater than first threshold, can think and not carry out input operation, be equivalent to the situation of " not the contacting touch-screen " in existing touch screen technology, electronic equipment will stop input operation; Except control module does not send the first instruction, yet can not receive the mode of the first signal with described first receiving element of instruction or not produce the display that the modes such as the first instruction stop making a reservation for first mark.And when the distance inputting body and display screen is less than or equal to first threshold, then allow input operation, namely according to the received predetermined mark of the first Signal aspects first.
In a kind of alternatives of this embodiment, described electronic equipment can also comprise:
Second judging unit, when diminishing for the distance corresponding when described first testing result, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described control module, also for when the second judged result is for being more than or equal to Second Threshold, the process that response point hits operation is carried out in the position at the described first predetermined mark place; When the second judged result is for being less than Second Threshold, do not process.
In this alternatives, the speed that the amplitude that diminishes in the unit interval and distance diminish; The distance in each moment in electronic equipment can be preserved nearest a period of time (such as 2 seconds), and monitor the variable quantity of distance, like this when inputting body rapidly near display screen, can be considered clicking operation; If the position at the first predetermined mark place is clicked when not having an effect, then close rapidly to this action does not also process.
In other alternatives, also a button (physical button or soft-key button all can) can be set on input body, launch a signal specific when this button is pressed; Think when electronic equipment receives this signal specific and have received the action that " click " etc. is similar to pressing mousebutton.Two schemes also can be used with, that is: when receiving the signal that set button sends, maybe when inputting body rapidly near display screen, be all considered as clicking operation.
In a kind of alternatives of this embodiment, described control module can also be used for according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to when the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described display unit.
Described first display parameter can be the pattern size, the depth etc. of the first predetermined mark; It is little/of light color that described second corresponding relation can be set to the pattern when distance, when large apart from pattern time near/color is dark; Like this under picture or the situation such as handwriting input, along with input equipment and display screen near or away from, the track that the obtain first predetermined mark is formed also can correspondingly deepen/thick, or to shoal/thin.In described second corresponding relation, distance is concrete and any or which kind display parameter is corresponding can change to some extent according to the difference of application, can also by user's Lookup protocol or selection.Such as in the application of drawing, user by described second correspondence setting or can be chosen as thick/thin corresponding relation of Distance geometry when sketch outline, and when tinting, user by described second correspondence setting or can be chosen as dark/shallow corresponding relation of Distance geometry; Simulating in the application of printing calligraphy for another example, user by described second correspondence setting or can be chosen as dark/shallow and thick/thin corresponding relation of Distance geometry, that is, when inputting body distance display screen and being far away, track is thin and shallow; When inputting body distance display screen and being nearer, track is dark and thick; Like this can be true to nature simulate the Consumer's Experience write with writing brush.
The all or part of step that one of ordinary skill in the art will appreciate that in said method is carried out instruction related hardware by program and is completed, and described program can be stored in computer-readable recording medium, as ROM (read-only memory), disk or CD etc.Alternatively, all or part of step of above-described embodiment also can use one or more integrated circuit to realize.Correspondingly, each module/unit in above-described embodiment can adopt the form of hardware to realize, and the form of software function module also can be adopted to realize.The present invention is not restricted to the combination of the hardware and software of any particular form.
Certainly; the present invention also can have other various embodiments; when not deviating from the present invention's spirit and essence thereof; those of ordinary skill in the art are when making various corresponding change and distortion according to the present invention, but these change accordingly and are out of shape the protection domain that all should belong to claim of the present invention.

Claims (12)

1. an input method, is applied to an electronic equipment; Described electronic equipment comprises a display screen; It is characterized in that, described method comprises:
Receive the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
The first locating information is determined according to the position of described first image in described second image;
The first instruction is produced according to described first locating information;
According to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
2. the method for claim 1, is characterized in that, also comprises before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Obtain the first testing result;
According to the first corresponding relation, determine the distance corresponding to the first testing result;
Judge whether described distance is less than or equal to first threshold, obtain the first judged result;
When described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
3. method as claimed in claim 2, is characterized in that, also comprise:
When the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtain the second judged result;
When the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
4. method as claimed in claim 2, is characterized in that, also comprise:
According to the second corresponding relation, determine the first display parameter of the first predetermined mark that described distance is corresponding;
According to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, according to described first display parameter, the described first predetermined mark is presented on the position that in display screen, the first locating information represents.
5. an input method, is applied to an electronic equipment; Described electronic equipment comprises a display screen, a processing unit and an input block; It is characterized in that, described input block comprises image capture device; Described method comprises:
Second image of described image capture device to the current display of described display screen is taken, and obtains the first image, is carried in the first signal and sends;
Described processing unit receives the first signal carrying the first image;
Described processing unit determines the first locating information according to the position of described first image in described second image;
Described processing unit produces the first instruction according to described first locating information;
Described processing unit is according to the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark.
6. method as claimed in claim 5, is characterized in that, also comprises before the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark:
Described processing unit obtains the first testing result;
Described processing unit, according to the first corresponding relation, determines the distance corresponding to the first testing result;
Described processing unit judges whether described distance is less than or equal to first threshold, obtains the first judged result;
Described processing unit when described first judged result be described distance be less than or equal to described first threshold time, carry out the described step according to the first instruction position that the first locating information represents in described display screen showing the first predetermined mark; When described first judged result be described distance be greater than described first threshold time, do not show the described first predetermined mark.
7. method as claimed in claim 6, is characterized in that, also comprise:
Described processing unit, when the distance that described first testing result is corresponding diminishes, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described processing unit when the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
8. method as claimed in claim 6, is characterized in that, also comprise:
Described processing unit, according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to the described first instruction position that the first locating information represents in described display screen showing in the step of the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described processing unit.
9. an electronic equipment, comprises a display screen; It is characterized in that, also comprise:
Receiving element, for receiving the first signal carrying the first image; Described first image is the parts of images in current the second shown image of described display screen;
First positioning unit, for determining the first locating information according to the position of described first image in described second image;
Control module, for producing the first instruction according to described first locating information;
Display unit, for making a reservation for mark according to the described first instruction position that the first locating information represents in described display screen showing first.
10. electronic equipment as claimed in claim 9, is characterized in that, also comprise:
First detecting unit, for obtaining the first testing result;
Second positioning unit, for according to the first corresponding relation, determines the distance corresponding to the first testing result;
First judging unit, for judging whether described distance is less than or equal to first threshold, obtains the first judged result;
Described control module when described first judged result be described distance be less than or equal to described first threshold time, the first instruction is sent to described display unit; When described first judged result be described distance be greater than described first threshold time, do not send described first instruction.
11. electronic equipments as claimed in claim 10, is characterized in that, also comprise:
Second judging unit, when diminishing for the distance corresponding when described first testing result, when whether the amplitude that diminishes judging in the unit interval is more than or equal to Second Threshold, obtains the second judged result;
Described control module also for when the second judged result is for being more than or equal to Second Threshold, the position at the described first predetermined mark place is carried out response point hit operation process; When the second judged result is for being less than Second Threshold, do not process.
12. electronic equipments as claimed in claim 9, is characterized in that:
Described control module also for according to the second corresponding relation, determines the first display parameter of the first predetermined mark that described distance is corresponding;
Described first predetermined mark, according to when the described first instruction position that the first locating information represents in described display screen showing the first predetermined mark, is presented on the position that in display screen, the first locating information represents according to described first display parameter by described display unit.
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