CN101751119A - Method and system for realizing inputting in hand-held electronic equipment - Google Patents
Method and system for realizing inputting in hand-held electronic equipment Download PDFInfo
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- CN101751119A CN101751119A CN200810204605A CN200810204605A CN101751119A CN 101751119 A CN101751119 A CN 101751119A CN 200810204605 A CN200810204605 A CN 200810204605A CN 200810204605 A CN200810204605 A CN 200810204605A CN 101751119 A CN101751119 A CN 101751119A
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Abstract
The invention discloses a method for realizing inputting in hand-held electronic equipment. A motion sensing chip sensing the motion track of the equipment is integrated in the hand-held electronic equipment. The method includes the steps: controlling the motion sensing chip to record the motion track of the equipment; reading the motion track recorded by the motion sensing chip and converting the motion track into a coordinate suitable for the size of the display window of the equipment and displaying the coordinate. The invention also discloses a system for system for realizing inputting in hand-held electronic equipment. The invention can be applied to simplify the operations and improve the input speed.
Description
Technical field
The present invention relates to input technology, particularly in hand-hold electronic equipments, realize the method and system of input.
Background technology
Realizing input in hand-hold electronic equipments, is to point in the hand-hold electronic equipments to write literal or other symbols, for example writes Wordn short message or digit phone number in mobile call terminal.The mode that realizes input at present in hand-hold electronic equipments comprises following several: the first, traditional numeric keypad cooperates function key; The second, the hand-written cooperation numeric keypad of screen; Three, the touch-control key cooperates numeric keypad; Four, writing pencil cooperates function key; Five, full screen touch operation.
Adopt above-mentioned second and often all need during the 4th kind of mode user's two hands to cooperate, even it is above-mentioned first, the 3rd and can adopt one-handed performance during the 5th kind of mode, also need repeatedly to push numeric keypad and function key just can be finished input, therefore no matter adopt which kind of input mode of the prior art, operate all more loaded down with trivial details, and the input speed also slow.
Summary of the invention
First purpose of the present invention is to provide a kind of method that realizes input in hand-hold electronic equipments, uses this method to simplify the operation and improves input speed.
Second purpose of the present invention is to provide a kind of system that realizes input in hand-hold electronic equipments, uses this system to simplify the operation and improves input speed.
Technical scheme of the present invention is achieved in that
A kind of method that in hand-hold electronic equipments, realizes input, key is, the motion-sensing chip of integrated detection equipment movement locus in hand-hold electronic equipments, this method comprises:
The movement locus of controlled motion sensing chip recording unit;
Read the movement locus of motion-sensing chip record, be converted to the coordinate and the demonstration that are fit to equipment display window size.
A kind of system that in hand-hold electronic equipments, realizes input, key is that this system comprises: control module, motion-sensing chip, modular converter and display module;
Described control module is used for the movement locus of controlled motion sensing chip recording unit;
Described motion-sensing chip is used for the movement locus of recording unit;
Described modular converter is used to read the movement locus that the motion-sensing chip writes down, and is converted to the coordinate that is fit to equipment display window size;
Described display module is used for the movement locus behind the converted coordinate is shown at the equipment display window.
As can be seen from the above technical solutions, the present invention is integrated motion-sensing chip that can the detection equipment movement locus in hand-hold electronic equipments, when needs are imported in hand-hold electronic equipments, the user need not to push keyboard or takes writing pencil to write, as long as directly according to the literal track mobile device of wanting to import, then this moment controlled motion sensing chip record the movement locus of equipment be exactly to want the literal track imported, the movement locus of playback record and be converted to the coordinate that is fit to equipment display window size and show then, the user need not the cooperation of two hands and repeatedly pushes troublesome operation such as keyboard like this, has not only simplified input operation and has also improved input speed greatly.
Description of drawings
Fig. 1 realizes the process flow diagram of the method for input in hand-hold electronic equipments for the present invention;
Fig. 2 is the embodiment of the invention realizes the method for input in hand-hold electronic equipments a process flow diagram;
Fig. 3 is the synoptic diagram of equipment moving track in the embodiment of the invention;
Fig. 4 is the synoptic diagram that the equipment display window shows in the embodiment of the invention;
Fig. 5 realizes the structural representation of the system of input in hand-hold electronic equipments for the present invention.
Embodiment
For making objects and advantages of the present invention clearer, the present invention is further detailed explanation below in conjunction with drawings and Examples.
Hand-hold electronic equipments among the present invention is integrated can detect the motion-sensing chip of shaking displacement and amplitude.This motion-sensing chip is existing a kind of components and parts in the prior art, and the principle of its detecting shake displacement and amplitude repeats no more here.
Fig. 1 is the present invention realizes the method for input in hand-hold electronic equipments a process flow diagram, and this flow process comprises:
Step 101: the movement locus of controlled motion sensing chip recording unit.
Step 102: read the movement locus of motion-sensing chip record, be converted to the coordinate and the demonstration that are fit to equipment display window size.
Above-mentioned steps 101 has multiple implementation, under a kind of therein embodiment, if the movement locus of equipment can be decomposed into a plurality of strokes, then motion sensor can be according to the movement locus of stroke difference recording unit, under this embodiment, step 101 is realized by following substep:
Step 1011: judge whether to receive current input commencing signal, if, then continue execution in step 1012, continue execution in step 1011 otherwise return.
Step 1012: the movement locus that triggers motion-sensing chip recording unit.
Step 1013: judge whether to receive current end of input signal, if, then trigger motion-sensing chip end record movement locus, and execution in step 102; Otherwise, return and continue execution in step 1013.
Through above-mentioned steps 1011～step 1013, the equipment moving track that the motion-sensing chip is write down is exactly a stroke.On this basis, can whenever execute one time step 101 among the present invention, be the intact stroke of every record just and then execution in step 102 show these strokes, also can repeat repeatedly step 101 up to having write down all strokes, execution in step 102 shows all strokes again, in the described situation of the latter, also need further comprise before the step 102:
Step 102 ': judge whether to receive all end of input signals, if then continue execution in step 102; Otherwise, return execution in step 1011.
Above-mentioned current input commencing signal, current end of input signal and all end of input signals, the different key signal for default comprises multiple set-up mode according to the practical application needs, embodiment hereinafter will provide concrete setting for example.
The application scenarios of supposing the embodiment of the invention is as follows: hand-hold electronic equipments is a mobile call terminal; The motion-sensing chip is G Sensor; Numeral 1 key that preestablishes on the mobile call terminal is a shortcut, when pinning shortcut, the user is equivalent to send current input commencing signal, when the user decontrols shortcut, be equivalent to send current end of input signal, when twice shortcut of user's double hit, be equivalent to send all end of input signals.In conjunction with this application scenarios, provide the embodiment of above-mentioned flow process shown in Figure 1 below.Fig. 2 is the embodiment of the invention realizes the method for input in hand-hold electronic equipments a process flow diagram, and this flow process comprises:
Step 201: judge whether current shortcut is pressed, if execution in step 202 then continues to judge whether current shortcut is pressed otherwise return.
Step 202: the movement locus that triggers G Sensor record mobile call terminal.
Step 203: judge whether current shortcut lifts, if execution in step 204 then judges whether current shortcut lifts otherwise continue to carry out.
Step 204: trigger the movement locus that G Sensor stops to write down mobile call terminal.
In step 201～step 204, the movement locus that G Sensor writes down between shortcut is pressed or lifts is as a stroke.
Step 205: whether judge current shortcut by double hit twice, if execution in step 206 then, otherwise return execution in step 201.
Through step 205, if on behalf of the user, current shortcut by double hit twice, then finish all inputs, said here all inputs may comprise a stroke, also may comprise a plurality of strokes.
Fig. 3 is the synoptic diagram of equipment moving track in the embodiment of the invention, suppose that the user wants that first stroke of importing is alphabetical b, then the user holds mobile call terminal and moves along fine line among Fig. 3 and arrow direction and get final product pressing digital 1 key and decontrol between digital 1 key.Same, if follow-up user wants to import second stroke, also according to the mode of above-mentioned first stroke.
G Sensor is when first stroke of record, input starting point with alphabetical b is set up the coordinate system that comprises X-axis and Y-axis as first true origin, coordinate figure unit on X-axis and the Y-axis is millimeter, then according to each coordinate figure in this coordinate system the current movement locus under from the input starting point to the journal of input terminal point.
G Sensor is at record during follow-up stroke, still according to the mode of above-mentioned first stroke of record.All strokes of G Sensor record are convenient to determine in the subsequent step planar range of all strokes so all based on the coordinate system of setting up with same standard like this.
In order to distinguish different strokes, G Sensor can adopt multiple mode when the different stroke of record.For example, can between the opening entry position of the end record position of a stroke and next stroke, vacate the storage space of default size; Perhaps can between the opening entry position of a stroke end record position and next stroke, insert an identifier.
Step 206: read all strokes that write down among the G Sensor, travel through the coordinate of being had a few of all strokes, determine the maximum planes scope of all strokes.Above-mentioned planar range is the plane that is parallel to the equipment display window.
In this step,, carry out according to following formula when then determining the maximum planes scope because G Sensor writes down all strokes in the mode of point coordinate:
The minimum horizontal ordinate of planar range is X1=min (x), and the minimum ordinate of planar range is Y1=min (y), and the maximum horizontal ordinate of planar range is X2=max (x), and the maximum ordinate of planar range is Y2=max (y).
Step 207:, calculate the coordinate zoom ratio of all strokes according to equipment display window size.
In this step, suppose that the equipment display window width is Rect.width, the equipment display windows length is Rect.height, and then the coordinate zoom ratio is carried out in the following manner:
If ((X2-X1)/(Y2-Y1)＞Rect.width/Rect.height), the coordinate zoom ratio is Value=(X2-X1)/Rect.width so;
If ((X2-X1)/(Y2-Y1)＜Rect.width/Rect.height), the coordinate zoom ratio is Value=(Y2-Y1)/Rect.height so.
Step 208: the coordinate that all strokes is converted to the equipment display window.
In this step, size according to the equipment display window is set up coordinate system, the upper left corner with the equipment display window is example as second true origin, the edge, left side of equipment display window is designated as Rect.left, the above-mentioned edge of equipment display window is designated as Rect.top, the new coordinate of the point of n in each stroke is designated as (Xnew (n), Ynew (n)) so, and conversion is carried out according to following formula:
Xnew(n)＝(Xn-X1)/Value+Rect.left；
Ynew(n)＝(Yn-Y1)/Value+Rect.top。
If any abscissa value of certain that calculates according to above-mentioned formula is greater than the width of equipment display window, the this point demonstration that need enter a new line then is described, the new abscissa value that at this moment needs to calculate according to above-mentioned formula deducts the width of equipment display window as the final abscissa value of this point.If any abscissa value of certain that calculates according to above-mentioned formula is greater than the length of equipment display window, illustrate that then this point needs page turning to show that the new ordinate value that at this moment needs to calculate according to above-mentioned formula deducts the length of equipment display window as the final ordinate value of this point.
Step 209: send the screen touch message of simulation respectively to operating system at each stroke, the conversion coordinate value of carrying stroke in every message.
In this step, be divided into three at the screen touch message of the simulation of each stroke, respectively to starting point, intermediate point and end point that should stroke, the process of starting to write, moving and finish with complete simulation.Above-mentioned three message are as follows:
Starting point sends WM_LBUTTONDOWN; Intermediate point sends WM_MOUSEMOVE; End point is sent WM_LBUTTONUP.The concrete form of these three message is identical with prior art all, repeats no more here.
Step 210: operating system shows each stroke behind the converted coordinate according to screen touch message.
Fig. 4 is the synoptic diagram that device window shows in the embodiment of the invention.
For realizing method provided by the invention, the present invention also provides a kind of system that realizes input in hand-hold electronic equipments, and Fig. 5 is the structural representation of this system, and this system comprises: control module, motion-sensing chip, modular converter and display module.Wherein,
Control module is used for the movement locus of controlled motion sensing chip recording unit.
The motion-sensing chip is used for the movement locus of recording unit.
Modular converter is used to read the movement locus that the motion-sensing chip writes down, and is converted to the coordinate that is fit to equipment display window size.
Display module is used for the movement locus behind the converted coordinate is shown at the equipment display window.
The movement locus of above-mentioned control module controlled motion sensing chip recording unit can be triggered by default push button signalling, in this case, comprises in the control module: first control execution unit and second control execution unit.Wherein,
First control execution unit is used for when receiving current input commencing signal, triggers motion-sensing chip opening entry.
Second control execution unit is used for when receiving current end of input signal, triggers the end record of motion-sensing chip, and triggers the movement locus that modular converter is read motion-sensing chip record.
The motion-sensing chip is triggered record again between stopping to write down at every turn, and the movement locus that is write down is as a stroke.On this basis, can just show by stroke of every record among the present invention, also can write down behind all strokes and show that together for satisfying latter event, above-mentioned second control is carried out in the subelement and comprised: first control sub unit and second control sub unit.Wherein,
First control sub unit is used for when receiving current end of input signal, triggers the end record of motion-sensing chip.
Second control sub unit is used for when receiving all end of input signals, triggers the movement locus that modular converter is read motion-sensing chip record; When not receiving all end of input signals, trigger described first control execution unit.As seen, second control sub unit is not when receiving all end of input signals, and the expression input is not all over, and therefore triggers first control execution unit and continues to receive current input commencing signal, can continue the input of next stroke like this.
Motion-sensing chip among the present invention comprises: determining unit and record performance element.Wherein,
Determining unit is used for being triggered by first control execution unit, with the starting point in the current movement locus as first true origin; Trigger by first control sub unit in second control execution unit, stop to determine true origin.
The record performance element is used for after described determining unit is determined true origin, according to the order from origin-to-destination, writes down the coordinate figure of each point in the current movement locus successively.If described, show that then this record performance element can be vacated one section storage space between the different strokes of record, perhaps inserts identifier between different strokes, to distinguish different strokes having write down all movement locus together according to preamble.
Modular converter among the present invention comprises: sensing element, planar range determining unit, window zoom ratio determining unit and coordinate transformation unit.Wherein,
Sensing element is used for being triggered by described second control sub unit, reads the movement locus of motion-sensing chip record.
The planar range determining unit, the coordinate figure of the planar range of all movement locus that are used for determining that sensing element is read.Above-mentioned planar range is the plane that is parallel to the equipment display window.
Window zoom ratio determining unit, the difference that is used to calculate the maximum abscissa value of described planar range and minimum abscissa value is poor divided by maximum ordinate and minimum ordinate value, obtains first result; The computing equipment display window width obtains second result divided by the equipment display windows length; When described first result whether more than or equal to described second as a result the time, with the difference of the maximum horizontal ordinate of described planar range and minimum horizontal ordinate divided by the result of equipment display window width as the window zoom ratio; When described first result whether smaller or equal to described second as a result the time, with the difference of the maximum ordinate of described planar range and minimum ordinate divided by the result of equipment display windows length as the window zoom ratio.
Coordinate transformation unit, be used in selected second true origin of equipment display window, at the every bit in each movement locus, the difference of using the minimum horizontal ordinate of the abscissa value of this point and described planar range is divided by the window zoom ratio, add the abscissa value at the second true origin place, as the new abscissa value of this point; The difference of using the minimum ordinate of the ordinate value of this point and described planar range is added the ordinate value at the second true origin place divided by the window zoom ratio, as the new ordinate value of this point.
When described new abscissa value during greater than the width of display window, described coordinate transformation unit is further used for the width that the abscissa value that this is new deducts display window, as final abscissa value.
When described new ordinate value during greater than the length of display window, described coordinate transformation unit is further used for the length that the ordinate value that this is new deducts display window, as final ordinate value.
For realizing that the movement locus of record is shown to the equipment display window, system among the present invention further comprises: message transmission module, be connected with described coordinate transformation unit, be used to send the screen touch message of simulation, carry the coordinate figure after each some conversion of movement locus in the described message.That introduces in the screen touch message here and the said method is identical, can be three message of the current movement locus starting point of correspondence, intermediate point and end point.
In this case, display module comprises: resolution unit and demonstration performance element.Wherein,
Resolution unit is used for resolving the coordinate figure that screen touch message is carried.
Show performance element, be used for the coordinate figure after resolving is shown at the equipment display window.
The present invention is integrated motion-sensing chip that can the detection equipment movement locus in hand-hold electronic equipments, when needs are imported in hand-hold electronic equipments, the user need not to push keyboard or takes writing pencil to write, as long as directly according to the literal track mobile device of wanting to import, then this moment controlled motion sensing chip record the movement locus of equipment be exactly to want the literal track imported, the movement locus of playback record and be converted to the coordinate that is fit to equipment display window size and show then, the user need not the cooperation of two hands and repeatedly pushes troublesome operation such as keyboard like this, has not only simplified input operation and has also improved input speed greatly.
In sum, more than be preferred embodiment of the present invention only, be not to be used to limit protection scope of the present invention.Within the spirit and principles in the present invention all, any modification of being done, be equal to replacement, improvement etc., all should be included within protection scope of the present invention.
Claims (15)
1. a method that realizes input in hand-hold electronic equipments is characterized in that, the motion-sensing chip of integrated detection equipment movement locus in hand-hold electronic equipments, and this method comprises:
The movement locus of controlled motion sensing chip recording unit;
Read the movement locus of motion-sensing chip record, be converted to the coordinate and the demonstration that are fit to equipment display window size.
2. the method for claim 1 is characterized in that, the step of the movement locus of described controlled motion sensing chip recording unit comprises:
Judge whether to receive current input commencing signal;
If then trigger the movement locus of motion-sensing chip recording unit; Judge whether to receive current end of input signal again, if, then trigger the movement locus that the motion-sensing chip stops recording unit, the movement locus of motion-sensing chip record as a stroke, is continued to carry out the described movement locus of reading motion-sensing chip record; Otherwise, continue to carry out judging whether to receive current end of input signal;
Otherwise, continue to carry out judging whether to receive current input commencing signal.
3. method as claimed in claim 2 is characterized in that, described triggering motion-sensing chip stops after the movement locus of recording unit, before the described movement locus of reading motion-sensing chip record, further comprise:
Judge whether to receive all end of input signals, if then continue to carry out the described movement locus of reading motion-sensing chip record; Otherwise, return and carry out the described current input commencing signal that judges whether to receive.
4. as claim 2 or 3 described methods, it is characterized in that the step of the movement locus of described motion-sensing chip recording unit comprises:
With the starting point in the current movement locus as first true origin;
According to order, write down the coordinate figure of each point in the movement locus successively from origin-to-destination.
5. method as claimed in claim 4 is characterized in that, the described step that is converted to the coordinate that is fit to equipment display window size comprises:
Determine the planar range coordinate figure that is parallel to the equipment display window of all movement locus of motion-sensing chip record;
The difference of calculating the maximum abscissa value of described planar range and minimum abscissa value is poor divided by maximum ordinate and minimum ordinate value, obtains first result; The computing equipment display window width obtains second result divided by the equipment display windows length;
Whether judge described first result more than or equal to described second result, if, with the difference of the maximum horizontal ordinate of described planar range and minimum horizontal ordinate divided by the result of equipment display window width as the window zoom ratio; Otherwise, with the difference of the maximum ordinate of described planar range and minimum ordinate divided by the result of equipment display windows length as the window zoom ratio;
In the equipment display window selected second true origin, at the every bit in each movement locus, the difference of using the minimum horizontal ordinate of the abscissa value of this point and described planar range is divided by the window zoom ratio, add the abscissa value at the second true origin place, as the new abscissa value of this point; The difference of using the minimum ordinate of the ordinate value of this point and described planar range is added the ordinate value at the second true origin place divided by the window zoom ratio, as the new ordinate value of this point.
6. method as claimed in claim 5 is characterized in that, when described new abscissa value during greater than the width of equipment display window, the abscissa value that this is new deducts the width of equipment display window, as final abscissa value;
When described new ordinate value during greater than the length of equipment display window, the ordinate value that this is new deducts the length of equipment display window, as final ordinate value.
7. as claim 2 or 3 described methods, it is characterized in that, further comprise before the described demonstration: the operating system to equipment sends the screen touch message of simulating, and carries the coordinate figure after each some conversion in the movement locus in the described message;
Described being shown as: operating system is according to described message, the coordinate figure after the equipment display window shows described conversion.
8. method as claimed in claim 7 is characterized in that, the step that described operating system to equipment sends the screen touch message of simulation is:
Send three screen touch message at each movement locus to the operating system of equipment, respectively to starting point, intermediate point and terminal point that should movement locus.
9. a system that realizes input in hand-hold electronic equipments is characterized in that this system comprises: control module, motion-sensing chip, modular converter and display module;
Described control module is used for the movement locus of controlled motion sensing chip recording unit;
Described motion-sensing chip is used for the movement locus of recording unit;
Described modular converter is used to read the movement locus that the motion-sensing chip writes down, and is converted to the coordinate that is fit to equipment display window size;
Described display module is used for the movement locus behind the converted coordinate is shown at the equipment display window.
10. system as claimed in claim 9 is characterized in that, described control module comprises: first control execution unit and second control execution unit;
Described first control execution unit is used for when receiving current input commencing signal, triggers motion-sensing chip opening entry;
Described second control execution unit is used for when receiving current end of input signal, triggers the end record of motion-sensing chip, and triggers the movement locus that modular converter is read motion-sensing chip record.
11. system as claimed in claim 10 is characterized in that, comprises in described second control execution unit: first control sub unit and second control sub unit;
Described first control sub unit is used for when receiving current end of input signal, triggers the end record of motion-sensing chip;
Described second control sub unit is used for when receiving all end of input signals, triggers the movement locus that modular converter is read motion-sensing chip record; When not receiving all end of input signals, trigger described first control execution unit.
12. system as claimed in claim 11 is characterized in that, described motion-sensing chip comprises: determining unit and record performance element;
Described determining unit is used for being triggered by described first control execution unit, with the starting point in the current movement locus as first true origin; Trigger by described first control sub unit, stop to determine first true origin;
Described record performance element is used for after described determining unit is determined first true origin, according to the order from origin-to-destination, writes down the coordinate figure of each point in the current movement locus successively.
13. system as claimed in claim 12 is characterized in that, described modular converter comprises: sensing element, planar range determining unit, window zoom ratio determining unit and coordinate transformation unit;
Described sensing element is used for being triggered by described second control sub unit, reads the movement locus of motion-sensing chip record;
Described planar range determining unit, the coordinate figure of the planar range that is parallel to the equipment display window of all movement locus that are used for determining that sensing element is read;
Described window zoom ratio determining unit, the difference that is used to calculate the maximum abscissa value of described planar range and minimum abscissa value is poor divided by maximum ordinate and minimum ordinate value, obtains first result; The computing equipment display window width obtains second result divided by the equipment display windows length; When described first result whether more than or equal to described second as a result the time, with the difference of the maximum horizontal ordinate of described planar range and minimum horizontal ordinate divided by the result of equipment display window width as the window zoom ratio; When described first result whether smaller or equal to described second as a result the time, with the difference of the maximum ordinate of described planar range and minimum ordinate divided by the result of equipment display windows length as the window zoom ratio;
Described coordinate transformation unit, be used in selected second true origin of equipment display window, at the every bit in each movement locus, the difference of using the minimum horizontal ordinate of the abscissa value of this point and described planar range is divided by the window zoom ratio, add the abscissa value at the second true origin place, as the new abscissa value of this point; The difference of using the minimum ordinate of the ordinate value of this point and described planar range is added the ordinate value at the second true origin place divided by the window zoom ratio, as the new ordinate value of this point.
14. system as claimed in claim 13, it is characterized in that, when described new abscissa value during greater than the width of equipment display window, described coordinate transformation unit is further used for the width that the abscissa value that this is new deducts the equipment display window, as final abscissa value;
When described new ordinate value during greater than the length of equipment display window, described coordinate transformation unit is further used for the length that the ordinate value that this is new deducts the equipment display window, as final ordinate value.
15. as claim 10 or 11 described methods, it is characterized in that, further comprise in this system: message transmission module, be used to send the screen touch message of simulation, carry the coordinate figure after each some conversion of movement locus in the described message;
Described display module comprises: resolution unit and demonstration performance element;
Described resolution unit is used for resolving the coordinate figure that screen touch message is carried;
Described demonstration performance element is used for the coordinate figure after resolving is shown at the equipment display window.
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| CN200810204605A CN101751119A (en) | 2008-12-15 | 2008-12-15 | Method and system for realizing inputting in hand-held electronic equipment |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2480140A (en) * | 2010-05-04 | 2011-11-09 | Timocco Ltd | Tracking and Mapping an Object to a Target |
| CN102385472A (en) * | 2010-09-06 | 2012-03-21 | 深圳富泰宏精密工业有限公司 | Unlocking system and method for portable electronic device |
| CN105468173A (en) * | 2014-09-12 | 2016-04-06 | 联想(北京)有限公司 | Automatic page-turning electronic device and method for realizing off-screen handwriting input |
| CN112418213A (en) * | 2020-11-06 | 2021-02-26 | 北京航天自动控制研究所 | Vehicle driving track identification method and device and storage medium |
-
2008
- 2008-12-15 CN CN200810204605A patent/CN101751119A/en active Pending
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB2480140A (en) * | 2010-05-04 | 2011-11-09 | Timocco Ltd | Tracking and Mapping an Object to a Target |
| GB2480140B (en) * | 2010-05-04 | 2014-11-12 | Timocco Ltd | System and method for tracking and mapping an object to a target |
| US9110557B2 (en) | 2010-05-04 | 2015-08-18 | Timocco Ltd. | System and method for tracking and mapping an object to a target |
| CN102385472A (en) * | 2010-09-06 | 2012-03-21 | 深圳富泰宏精密工业有限公司 | Unlocking system and method for portable electronic device |
| CN105468173A (en) * | 2014-09-12 | 2016-04-06 | 联想(北京)有限公司 | Automatic page-turning electronic device and method for realizing off-screen handwriting input |
| CN105468173B (en) * | 2014-09-12 | 2019-01-15 | 联想(北京)有限公司 | Realize the electronic equipment and method of the automatic page turning of off screen handwriting input |
| CN112418213A (en) * | 2020-11-06 | 2021-02-26 | 北京航天自动控制研究所 | Vehicle driving track identification method and device and storage medium |
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Application publication date: 20100623 |