CN103870016A - Projection system and control method thereof - Google Patents
Projection system and control method thereof Download PDFInfo
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- CN103870016A CN103870016A CN201210531523.XA CN201210531523A CN103870016A CN 103870016 A CN103870016 A CN 103870016A CN 201210531523 A CN201210531523 A CN 201210531523A CN 103870016 A CN103870016 A CN 103870016A
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Abstract
The invention discloses a projection system and a control method thereof. The projection system comprises an indicating device and a projection device, and the indicating device comprises a key. When the key is clicked for the first time, the indicating device acquires the corresponding coordinate values and outputs coordinate signals according to the coordinate values, and the projection device receives and processes the coordinate signals to acquire the coordinate values and store; after the key is clicked for the second time in a first preset time, the projection device outputs analog double-click signals corresponding to the coordinate values to a computer according to the coordinate values.
Description
Technical field
The present invention has the field about shadow casting technique, and relates to especially a kind of optical projection system and control method thereof.
Background technology
In school, impart knowledge to students, or while carrying out bulletin in occasion in session, tend to use indicating device, upper in operation, adopt indicating device to carry out the function of analogue computer mouse, operate easily and allow consumer be used indicating device to carry out some.
But, in the time adopting indicating device to click a certain application program execution double-click (double click), because indicating device has the strong point (for example unlike mouse, mouse can be put on the table, provided a supporting role by desktop), therefore, in time, is everlasting between twice click, the vernier deviation of indicating device is excessive, and cannot double-click and click smoothly.
As can be seen here,, obviously still there is inconvenience and defect, and have much room for improvement in above-mentioned existing mode.In order to address the above problem, association area is there's no one who doesn't or isn't sought solution painstakingly, but does not develop yet for a long time suitable solution.
Summary of the invention
The object of the invention is is providing a kind of optical projection system and control method thereof, uses indicating device cannot double-click smoothly the problem clicking to improve.
For reaching above-mentioned purpose, a technology aspect of the present invention is about a kind of optical projection system.Optical projection system comprises indicating device and projection arrangement, and furthermore, indicating device comprises button.Upper in operation, in the time that button is clicked, corresponding coordinate values obtained by indicating device and according to coordinate values output coordinate signal, projection arrangement is in order to receive and to process coordinate signal, to obtain coordinate values.In the time that button is clicked for the first time, coordinate values is obtained and stored to projection arrangement, and after button is clicked for the second time in the first Preset Time, projection arrangement is double-clicked signal to computer according to coordinate values output corresponding to the simulation of coordinate values.
According to one embodiment of the invention, after button is clicked for the second time in the first Preset Time, corresponding the second coordinate values is obtained and stored to projection arrangement, wherein projection arrangement is in order to judge whether First scale value and the second coordinate values are positioned at preset range, in the time that First scale value and the second coordinate values are positioned at preset range, projection arrangement is double-clicked signal to computer according to the output of First scale value corresponding to the simulation of First scale value.
According to further embodiment of this invention, aforementioned the first Preset Time is between approximately 200 milliseconds to approximately 500 milliseconds.
According to another embodiment of the present invention, after the second Preset Time from aforementioned keys is clicked for the second time, projection arrangement is double-clicked signal to computer according to coordinate values with output simulation.
According to yet another embodiment of the invention, aforementioned the second Preset Time is between approximately 100 milliseconds to approximately 200 milliseconds.
According to further embodiment of this invention, aforementioned indicating device also comprises the first wireless module.The first wireless module in order to this coordinate signal of wireless transmission to projection arrangement.
An another embodiment again according to the present invention, aforementioned projection arrangement also comprises the second wireless module, and the second wireless module is in order to wireless receiving coordinate signal.
The another another embodiment according to the present invention, projection arrangement also comprises projection module and coding module.In structure, coding module is electrically coupled to projection module.Upper in operation, coding module is in order to enroll coding pattern in image data to form coordinate image, and aforementioned coordinate image carries out projection by projection module.
Another embodiment again according to the present invention, aforementioned indicating device also comprises sensor.Sensor is in order to sensing and process coordinate image, to obtain corresponding First scale value or the second coordinate values in the time that button is clicked.
For reaching above-mentioned purpose, another technology aspect of content of the present invention is about a kind of control method of optical projection system.The control method of optical projection system comprises following steps:
Whether the button of detecting indicating device is clicked;
In the time that button is clicked for the first time, obtains corresponding First scale value and export the first coordinate signal according to First scale value by indicating device, and receive and process the first coordinate signal by projection arrangement, to obtain and to store First scale value;
Judge button in the first Preset Time whether by clicked for the second time; And
After button is clicked for the second time in the first Preset Time, double-click signal to computer according to the output of First scale value corresponding to the simulation of First scale value by projection arrangement.
According to one embodiment of the invention, after button is clicked for the second time in the first Preset Time, double-click signal step to computer according to coordinate values output corresponding to the simulation of coordinate values by projection arrangement, comprise following steps:
After button is clicked for the second time in the first Preset Time, obtain and store corresponding the second coordinate values by projection arrangement;
By projection arrangement to judge whether First scale value and the second coordinate values are positioned at preset range; And
In the time that First scale value and the second coordinate values are positioned at preset range, double-click signal to computer according to the output of First scale value corresponding to the simulation of First scale value by projection arrangement.
According to further embodiment of this invention, aforementioned the first Preset Time is between approximately 200 milliseconds to approximately 500 milliseconds.
According to another embodiment of the present invention, after the second Preset Time from aforementioned keys is clicked for the second time, double-click signal to computer according to coordinate values with output simulation by projection arrangement.
According to yet another embodiment of the invention, aforementioned the second Preset Time is between approximately 100 milliseconds to approximately 200 milliseconds.
According to further embodiment of this invention, according to the step of coordinate values output coordinate signal, comprise following steps by indicating device: the wireless module by indicating device is with wireless output coordinate signal.
An another embodiment again according to the present invention, receives the step of coordinate signal by projection arrangement, comprise following steps: the wireless module by projection arrangement is with wireless receiving coordinate signal.
The another another embodiment according to the present invention, the control method of aforementioned optical projection system also comprises following steps:
Coding pattern is enrolled in image to form coordinate image; And
Coordinate image is carried out to projection;
In addition, obtain the step of corresponding First scale value by indicating device, comprise following steps: by indicating device sensing and process coordinate image, to obtain corresponding First scale value.
Therefore, according to technology contents of the present invention, the embodiment of the present invention is by a kind of optical projection system and control method thereof are provided, and while using indicating device to double-click to click to improve, the vernier deviation of indicating device is excessive, and cannot double-click smoothly the problem clicking.
Accompanying drawing explanation
For above and other object of the present invention, feature, advantage and embodiment can be become apparent, appended graphic being described as follows:
Fig. 1 is the schematic diagram that illustrates a kind of indicating device according to one embodiment of the invention.
Figure 2 shows that the application schematic diagram that illustrates a kind of indicating device according to Fig. 1 of the present invention.
Fig. 3 is the schematic diagram that illustrates a kind of optical projection system according to one embodiment of the invention.
Fig. 4 is the time sequential routine schematic diagram that illustrates a kind of optical projection system according to another embodiment of the present invention.
Fig. 5 is the circuit box schematic diagram that illustrates a kind of optical projection system according to further embodiment of this invention.
Fig. 6 be according to the present invention again an embodiment illustrate a kind of control method process flow diagram of optical projection system.
Fig. 7 is the control method process flow diagram that illustrates a kind of optical projection system according to further embodiment of this invention.
Wherein, description of reference numerals is as follows:
110: indicating device
112: button
113: processing module
115: sensing module
116: the first wireless modules
120: projection arrangement
121: projection module
122: firmware
123: coding module
124: the second wireless modules
600: the control method of optical projection system
610 ~ 650: step
700: the control method of optical projection system
701 ~ 710: step
800: screen
810: application program graphic
900: computer
Embodiment
In order to make the narration of this disclosure more detailed and complete, can be with reference to the appended various embodiment of graphic and the following stated, graphic in identical number represent same or analogous element.But the scope that the embodiment providing is not contained in order to limit the present invention, and the description of structure running is non-in order to limit the order of its execution, any structure being reconfigured by element, the device with impartial effect that produces, is all the scope that the present invention is contained.
Wherein graphic only for the purpose of description, do not map according to life size.On the other hand, well-known element and step are not described in embodiment, to avoid that the present invention is caused to unnecessary restriction.
In addition, about " coupling " used herein or " connection ", all can refer to two or multiple element mutually directly make entity or in electrical contact, or mutually indirectly put into effect body or in electrical contact, also can refer to two or multiple element mutual operation or action.
Fig. 1 is the schematic diagram that illustrates a kind of indicating device according to one embodiment of the invention.As shown in the figure, indicating device 110 comprises button 112.In realizing time of the present invention, indicating device 110 can be a pen shaped arrangement, and this pen shaped arrangement can be in order to the function of analogue computer mouse, and wherein button 112 can be in order to the left button of analogue computer mouse.In one embodiment, pen shaped arrangement can also comprise nib (not shown), it can carry out hand-written, so, the pen shaped arrangement of the embodiment of the present invention not only can analogue computer mouse function and carry out easy operation, more can be undertaken by nib hand-writtenly, allow thus user imparting knowledge to students or when bulletin, be able to operate more expediently.
The aspect that realizes of right above-mentioned indicating device 110 is not in order to limit the present invention, it is only in order to illustrate illustratively an implementation of the present invention, in affiliated technical field, have and conventionally know the knowledgeable, do not departing under the situation of spirit of the present invention, the various aspect that realizes that indicating device 110 is done all falls within the scope of the present invention.
While carrying out easy operation when adopting indicating device 110 to carry out analogue computer mouse function, can produce some problems, as shown in Figure 2, it illustrates a kind of application schematic diagram of indicating device according to Fig. 1 of the present invention.In the time that user wants to click application program on screen 800 graphic 810, first, user is by indicating device 110 alignment applications program schemes 810, and button 112 is clicked for the first time, now, indicating device 110 is in position A, and its alignment point is positioned at a point on screen 800.
Subsequently, due to operating system (the operation system of indicating device 110 corresponding configuration, OS) in the time receiving that double-click (double click) clicks signal, just can carry out selected application program, therefore, user clicks for the second time to the button 112 of indicating device 110, now, during due to use indicating device 110, there is no the strong point, when button 112 is clicked for the second time, hand shake and make the position of indicating device 110 in B, and its alignment point is positioned at the b point on screen 800, thereby double-click the alignment point a and the b that click and cannot be positioned at application program graphic 810 simultaneously, cause opening application program failure.
For addressing the above problem, the invention provides a kind of optical projection system as shown in Figure 3, the schematic diagram of its a kind of optical projection system illustrating according to one embodiment of the invention.As shown in the figure, optical projection system comprises indicating device 110 and projection arrangement 120 as shown in Figure 1.The function of said elements is as follows: in the time that button 112 is clicked, corresponding coordinate values obtained by indicating device 110 and according to coordinate values output coordinate signal, projection arrangement 120 is in order to receive and to process coordinate signal, to obtain coordinate values.Therefore, indicating device 110 can cooperatively interact with projection arrangement 120, and respective seat scale value while making projection arrangement 120 obtain indicating device 110 to click.
In practical operation, in the time that button 112 is clicked for the first time, First scale value is obtained and stored to projection arrangement 120, and after button 112 is clicked for the second time in the first Preset Time, projection arrangement 120 is double-clicked signal to computer 900 according to the output of First scale value corresponding to the simulation of First scale value.Thus, projection arrangement 120 can store the First scale value of button 112 when clicked for the first time, for example, if twice click can be regarded as double-clicking and (: between twice click click, interval is in time no more than the first Preset Time), projection arrangement 120 is exported corresponding to the simulation of First scale value and is double-clicked signal to computer 900, because this First scale value is the coordinate values of button 112 when clicked for the first time, therefore computer 900 can be opened corresponding this coordinate values application program.
In one embodiment, for twice click can goodly guaranteeing button 112 to carry out is effectively click, except above-mentioned time restriction (time interval between twice click is no more than the first Preset Time), the embodiment of the present invention more adopts a space constraint.For the purpose of describing in detail, please refer to Fig. 2, so-called space constraint, for the button 112 of indicating device 110 is between the click location of clicking for the first time and for the second time, be also between a point and b point, be no more than a predeterminated position, now, aforementioned twice click that button 112 is carried out can be confirmed as effective click.
For example, after button 112 is clicked for the second time in the first Preset Time, projection arrangement 120 is more in order to obtain and to store corresponding the second coordinate values.Projection arrangement 120 is in order to judge whether First scale value and the second coordinate values are positioned at preset range.In the time that First scale value and the second coordinate values are positioned at preset range, projection arrangement 120 is double-clicked signal to computer 900 according to the output of First scale value corresponding to the simulation of First scale value.
In this, above-mentioned preset range comprises basis, position and distance basis.If be as the criterion with basis, position, before projection arrangement 120 judgements, need first to converse all permissible a plurality of coordinate values of allowing according to First scale value, then, projection arrangement 120 can allow that coordinate values judges whether the second coordinate values meets above-mentioned one of the coordinate values of allowing according to these.If to be as the criterion apart from basis, projection arrangement 120 only needs first to define an allowable distance, and subsequently, projection arrangement 120 calculates distance therebetween according to first and second coordinate values, and whether judgement distance is therebetween less than allowable distance.When user with degree of accuracy when considering, the embodiment of the present invention can be taked basis, position, and when user is to save time when considering, the embodiment of the present invention can be taked distance basis.But above-described embodiment is only one of implementation of the present invention, not in order to limit the present invention, have the knack of this skill person, when optionally taking suitable mode to realize the present invention.
For making operating process of the present invention be easier to understand, refer to Fig. 4, it illustrates a kind of time sequential routine schematic diagram of optical projection system according to another embodiment of the present invention.As shown in the figure, t1 represents button 112 clicked time point for the first time, and t3 represents button 112 clicked time point for the second time, and t2 and t4 represent the time point that button 112 is decontroled.In addition, t1 to t3 represents that above-mentioned button 112 double-clicked the time interval between clicking.
Be able to the identification by operating system institute for making to double-click to click, the time interval that button 112 is double-clicked between clicking need be less than the first Preset Time, aforementioned the first Preset Time can be between approximately 200 milliseconds (ms) be to approximately 500 milliseconds, preferably, the first Preset Time can be between approximately 250 milliseconds to approximately 450 milliseconds, better person, the first Preset Time can be between approximately 300 milliseconds to approximately 400 milliseconds.So this skill person, not in order to limit the present invention, is had the knack of when can optionally adopting suitable interval to set above-mentioned the first Preset Time according to actual demand in the above-mentioned interval about the first Preset Time.
Due in an embodiment of the present invention, indicating device 110 can be pen shaped arrangement, and pen shaped arrangement comprises nib, make the pen shaped arrangement can be hand-written in order to carry out, and nib is and button 112 interlocks that in other words nib and button 112 all can be in order to analog mouse left button functions, when hand-written in function, if nib has been write two strokes in the first Preset Time on screen 800, there is the anxiety of being judged into by accident double-click signal.In an embodiment of the present invention, judged by accident for avoiding double-clicking signal, the embodiment of the present invention more designs a prevention mechanism, and also after the second Preset Time from aforementioned keys 112 is clicked for the second time, projection arrangement 120 is just double-clicked signal to computer 900 according to First scale value output simulation.If nib has been write the 3rd stroke on screen 800 within second Preset Time of clicked for the second time, being equivalent to button 112 is clicked for the third time, now, aforementioned double-click can not be considered to once correct double click operation, projection arrangement 120 can not exported simulation and double-click signal to computer 900, thus, can prevent from double-clicking signal is judged by accident.
Please refer to Fig. 4, in figure, time t4 to t5 represents above-mentioned the second Preset Time, for making the operation that above-mentioned prevention mechanism can be correct, above-mentioned the second Preset Time can be between approximately 100 milliseconds to approximately 200 milliseconds, preferably, above-mentioned the second Preset Time can be between approximately 120 milliseconds to approximately 180 milliseconds, better person, and above-mentioned the second Preset Time can be between approximately 140 milliseconds to approximately 160 milliseconds.So the interval of above-mentioned the second Preset Time, not in order to limit the present invention, is had the knack of this skill person and ought optionally be adopted suitable interval to set above-mentioned the second Preset Time.In addition the signal passing out between time t5 to t6 in figure, represents the simulation double-click signal that projection arrangement 120 is exported.
For making function of the present invention be easier to understand, please refer to Fig. 5, it illustrates a kind of circuit box schematic diagram of optical projection system according to further embodiment of this invention.As shown in the figure, indicating device 110 also comprises processing module 113, sensing module 115 and the first wireless module 116, and projection arrangement 120 also comprises projection module 121, firmware 122, coding module 123 and the second wireless module 124.In structure, processing module 113 is electrically coupled between button 112 and sensing module 115, and is electrically connected at the first wireless module 116.Firmware 122 is electrically coupled between projection module 121 and coding module 123, and is electrically coupled to the second wireless module 124.But the coupling mode of the optical projection system inner member of the embodiment of the present invention is not limited shown in the 5th figure, it is only in order to illustrate illustratively one of implementation of the present invention.
In an embodiment of the present invention, please refer to Fig. 5, the first wireless module 116 of indicating device 110 in order to wireless transmission coordinate signal to projection arrangement 120.Relatively, the second wireless module 124 of projection arrangement 120 is in order to wireless receiving coordinate signal.So, the communication between indicating device 110 and projection arrangement 120, the mode that is able to radio communication realizes.So it,, not in order to limit the present invention, is had the knack of this skill person and optionally adopts wired or wireless connected mode according to actual demand.
In another embodiment of the present invention, the coding module 123 of projection arrangement 120 is in order to enroll coding pattern in image data forming coordinate image, and coordinate image can be processed and be carried out projection by projection module 121 by firmware 122.In the time that coordinate image projecting is on cloth curtain, the sensing module 115 of indicating device 110 can be obtained coordinate image in order to the image of sensing projection, and by processing module 113, coordinate image is processed, to obtain corresponding First scale value in the time that button 112 is clicked.
For making operating process of the present invention be easier to understand, below coordinate Fig. 5 and Fig. 6 to be illustrated.Fig. 6 illustrates the control method process flow diagram of a kind of optical projection system of an embodiment again according to the present invention.As shown in the figure, the control method 600 of optical projection system comprises following steps:
Step 610: whether the button of detecting indicating device is clicked;
Step 620: in the time that button is clicked for the first time, obtains corresponding First scale value and export the first coordinate signal according to First scale value by indicating device, and receive and process the first coordinate signal by projection arrangement, to obtain and to store First scale value;
Step 630: judge button in the first Preset Time whether by clicked for the second time;
Step 640: in the time that button is clicked for the second time in the first Preset Time, double-click (double click) signal to computer according to the output of First scale value corresponding to the simulation of First scale value by projection arrangement; And
Step 650: carry out corresponding application program.
In step 610, whether clickedly can detect the button 112 of indicating device 110 by the processing module 113 shown in Fig. 5.In step 620, in the time that processing module 113 judges that button 112 is clicked for the first time, obtain corresponding First scale value and export the first coordinate signal according to First scale value by indicating device 110, and receive and process the first coordinate signal by projection arrangement 120, to obtain and to store First scale value.
Secondly, judge described in step 630 button 112 in the first Preset Time whether by clicked for the second time step, can realize by processing module 113.In step 640, when processing module 113 judge button 112 clicked for the second time in the first Preset Time after, can double-click (double click) signal to computer 900 according to the output of First scale value corresponding to the simulation of First scale value by projection arrangement 120.Subsequently, the step of label 650 can realize according to simulation double-click signal by computer 900.
In one embodiment, for twice click can goodly guaranteeing button 112 to carry out is effectively click, except the described time restriction of above-mentioned steps 640 (time interval between twice click is no more than the first Preset Time), the embodiment of the present invention more adopts a space constraint.For the purpose of describing in detail, please refer to Fig. 2, so-called space constraint, for the button 112 of indicating device 110 is between the click location of clicking for the first time and for the second time, is also between a point and b point, is no more than a predeterminated position.
For example, after button 112 is clicked for the second time in the first Preset Time, projection arrangement 120 is more in order to obtain and to store corresponding the second coordinate values.Projection arrangement 120 is in order to judge whether First scale value and the second coordinate values are positioned at preset range.In the time that First scale value and the second coordinate values are positioned at preset range, projection arrangement 120 is double-clicked signal to computer 900 according to the output of First scale value corresponding to the simulation of First scale value.Because the judgment mechanism of above-mentioned projection arrangement 120 has been recorded in the narration of Fig. 3, do not repeat in this.
In an embodiment of the present invention, the control method 600 of optical projection system more can comprise following steps: judge that in the second Preset Time from aforementioned keys is clicked for the second time, whether this button is clicked for the third time; And in the time that button is not clicked for the third time in the second Preset Time, double-click signal to computer according to coordinate values with output simulation by projection arrangement.On have about the narration of the first Preset Time and the second Preset Time and be described in content embodiment illustrated in fig. 4, therefore do not repeat them here.
In another embodiment of the present invention, according to the step of coordinate values output coordinate signal, specifically, can be wireless module by indicating device with wireless output coordinate signal by indicating device.In addition, receive the step of coordinate signal by projection arrangement, specifically, can be wireless module by projection arrangement with wireless receiving coordinate signal.So, the communication between indicating device and projection arrangement, the mode that is able to radio communication realizes.So it,, not in order to limit the present invention, is had the knack of this skill person and optionally adopts wired or wireless connected mode according to actual demand.
In further embodiment of this invention, the control method 600 of optical projection system also can comprise following steps: coding pattern is enrolled in image to form coordinate image; And coordinate image is carried out to projection.Specifically, in above-mentioned steps, can coding pattern be enrolled in image to form coordinate image by the coding module 123 shown in Fig. 5, then, can carry out projection to coordinate image by projection module 121.Relatively, can obtain corresponding First scale value by indicating device, specifically, can be by indicating device sensing and process coordinate image, to obtain corresponding First scale value.
Fig. 7 is the control method process flow diagram that illustrates a kind of optical projection system according to further embodiment of this invention.First, the key detection of indicating device starts (step 701).Then judge whether key-press status changes (step 702), in the time that button changes, continue to judge whether key command (Pen Active) is 2 (steps 703); On the contrary, in the time that button does not change, return to step 701, continue to judge whether key-press status changes.Above-mentioned key-press status can represent in instruction (Pen Active), wherein in the time that button is pressed, key command (Pen Active) can add 1, and and then, in the time that button is decontroled, key command (Pen Active) can add 1 again.
Subsequently, after step 703, when judging that key command (Pen Active) as 2 time, can record coordinate values (step 704) by projection arrangement, and then perform step 705; On the contrary, when judging that key command (Pen Active) does not perform step 705 as 2 time.
Then, in step 705, when through 300 milliseconds, judge whether key command (Pen Active) is 4, when judging that key command (Pen Active) is as 4 time, execution step 706; On the contrary, when judging that key command (Pen Active), not as 4 time, performs step 707, key command (Pen Active) is reset to 0, and gets back to step 701.
In step 705, when judging that key command (Pen Active) is as 4 time, represent that button is pressed twice, then through 160 milliseconds, judge again whether key command (Pen Active) is greater than 4, in the time judging that key command (Pen Active) is not more than 4, representative is in above-mentioned 160 milliseconds, button is again not clicked, determining that button is double-clicked clicks, and now, can send simulation by projection module 120 and double-click signal (step 708), and to reset Pen Active be 0, then get back to step 701.On the other hand, in the time judging that key command (Pen Active) is greater than 4, represent that button is again clicked in above-mentioned 160 milliseconds, may be so that user utilizes indicating device writing, but not wish is double-clicked and is clicked button, now, reseting key command (Pen Active) is 0, and gets back to step 701.
The control method of optical projection system as above all can be carried out by software, hardware and/or firmware.For instance, if with execution speed and accuracy for primarily considering, it is main substantially can selecting hardware and/or firmware; If for primarily considering, it is main substantially can selecting software with design flexibility; Or, can adopt software, hardware and firmware work compound simultaneously.Should be appreciated that, above these lifted examples do not have so-called dividing which is better and which is worse, and not in order to limit the present invention yet, have the knack of this skill person and design when looking elasticity of demand at that time.
Moreover, in affiliated technical field, having and conventionally know that the knowledgeable is when understanding, the each step in the control method of optical projection system is named according to the function of its execution, in order to allow the technology of this case more become apparent, not in order to limit these steps.Each step is integrated into same step or is split into multiple steps, or arbitrary step is changed in another step and carried out, all still belonged to the embodiment of this disclosure.
From the invention described above embodiment, application the present invention has following advantages.The embodiment of the present invention is by a kind of optical projection system and control method thereof are provided, and while using indicating device to double-click to click to improve, the vernier deviation of indicating device is excessive, and cannot double-click smoothly the problem clicking.
Although the present invention discloses as above with embodiment; so it is not in order to limit the present invention, anyly has the knack of this skill person, without departing from the spirit and scope of the present invention; when being used for a variety of modifications and variations, therefore protection scope of the present invention is when being as the criterion depending on the accompanying claim person of defining.
Claims (17)
1. an optical projection system, comprises:
One indicating device, comprises a button, and wherein, in the time that this button is clicked, this indicating device is obtained a corresponding coordinate values and exported a coordinate signal according to this coordinate values; And
One projection arrangement, in order to receive and to process this coordinate signal, to obtain this coordinate values;
Wherein in the time that this button is clicked for the first time, a First scale value is obtained and stored to this projection arrangement, and after this button is clicked for the second time in one first Preset Time, this projection arrangement is double-clicked signal to computer according to this coordinate values output corresponding to a simulation of this First scale value.
2. optical projection system as claimed in claim 1, wherein after this button is clicked for the second time in this first Preset Time, corresponding one second coordinate values is obtained and stored to this projection arrangement, wherein this projection arrangement is in order to judge whether this First scale value and this second coordinate values are positioned at a preset range, in the time that this First scale value and this second coordinate values are positioned at this preset range, this projection arrangement is double-clicked signal to this computer according to this First scale value output corresponding to this simulation of this First scale value.
3. optical projection system as claimed in claim 1, wherein this first Preset Time is between 200 milliseconds to 500 milliseconds.
4. optical projection system as claimed in claim 1, wherein after one second Preset Time from this button is clicked for the second time, this projection arrangement according to this coordinate with this double-click signal of simulation output to this computer.
5. optical projection system as claimed in claim 4, wherein this second Preset Time is between 100 milliseconds to approximately 200 milliseconds.
6. optical projection system as claimed in claim 1, wherein this indicating device also comprises one first wireless module, wherein this first wireless module in order to this coordinate signal of wireless transmission to this projection arrangement.
7. optical projection system as claimed in claim 6, wherein this projection arrangement also comprises one second wireless module, and this second wireless module is in order to this coordinate signal of wireless receiving.
8. optical projection system as claimed in claim 1, wherein this projection arrangement also comprises:
One projection module; And
One coding module, is electrically coupled to this projection module, and in order to a coding pattern is enrolled in an image data to form a coordinate image, wherein this coordinate image carries out projection by this projection module.
9. optical projection system as claimed in claim 8, wherein this indicating device also comprises:
One sensing module, in order to sensing and process this coordinate image, to obtain corresponding this First scale value in the time that this button is clicked.
10. a control method for optical projection system, comprises:
Whether a button of detecting an indicating device is clicked;
In the time that this button is clicked for the first time, obtain a corresponding First scale value and export one first coordinate signal according to this First scale value by this indicating device, and receive and process this first coordinate signal by this projection arrangement, to obtain and to store this First scale value;
Judge this button in one first Preset Time whether by clicked for the second time; And
After this button is clicked for the second time in this first Preset Time, double-click signal to computer according to this First scale value output corresponding to a simulation of this First scale value by this projection arrangement.
11. methods as claimed in claim 10, wherein, after this button is clicked for the second time in this first Preset Time, double-click signal step to this computer according to this coordinate values output corresponding to this simulation of this coordinate values by this projection arrangement, comprise:
After this button is clicked for the second time in this first Preset Time, obtain and store corresponding one second coordinate values by this projection arrangement;
By this projection arrangement to judge whether this First scale value and this second coordinate values are positioned at a preset range; And
In the time that this First scale value and this second coordinate values are positioned at this preset range, double-click signal to this computer according to this First scale value output corresponding to this simulation of this First scale value by this projection arrangement.
12. methods as claimed in claim 10, wherein this first Preset Time is between 200 milliseconds to 500 milliseconds.
13. methods as claimed in claim 10, also comprise:
Judge that in one second Preset Time from this button is clicked for the second time, whether this button is clicked for the third time;
In the time that this button is not clicked for the third time in this second Preset Time, double-click signal to this computer according to this coordinate values to export this simulation by this projection arrangement.
14. methods as claimed in claim 13, wherein this second Preset Time is between 100 milliseconds to 200 milliseconds.
15. methods as claimed in claim 10, wherein export the step of this coordinate signal according to this coordinate values by this indicating device, comprise:
A wireless module by this indicating device is with this coordinate signal of wireless output.
16. methods as claimed in claim 10, wherein receive the step of this coordinate signal by this projection arrangement, comprise:
A wireless module by this projection arrangement is with this coordinate signal of wireless receiving.
17. methods as claimed in claim 10, also comprise:
One coding pattern is enrolled in an image to form a coordinate image; And
This coordinate image is carried out to projection;
The step that wherein obtains corresponding this First scale value by this indicating device, comprises:
By this indicating device sensing and process this coordinate image, to obtain corresponding this First scale value.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210531523.XA CN103870016A (en) | 2012-12-11 | 2012-12-11 | Projection system and control method thereof |
Applications Claiming Priority (1)
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