CN104270664B - Light pen remote control, the system and method for realizing intelligent operating platform input control - Google Patents
Light pen remote control, the system and method for realizing intelligent operating platform input control Download PDFInfo
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- CN104270664B CN104270664B CN201410591813.2A CN201410591813A CN104270664B CN 104270664 B CN104270664 B CN 104270664B CN 201410591813 A CN201410591813 A CN 201410591813A CN 104270664 B CN104270664 B CN 104270664B
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- screen
- display screen
- operating platform
- intelligent operating
- remote control
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/4104—Peripherals receiving signals from specially adapted client devices
- H04N21/4122—Peripherals receiving signals from specially adapted client devices additional display device, e.g. video projector
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42221—Transmission circuitry, e.g. infrared [IR] or radio frequency [RF]
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42222—Additional components integrated in the remote control device, e.g. timer, speaker, sensors for detecting position, direction or movement of the remote control, microphone or battery charging device
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/42204—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor
- H04N21/42206—User interfaces specially adapted for controlling a client device through a remote control device; Remote control devices therefor characterized by hardware details
- H04N21/42224—Touch pad or touch panel provided on the remote control
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/40—Client devices specifically adapted for the reception of or interaction with content, e.g. set-top-box [STB]; Operations thereof
- H04N21/41—Structure of client; Structure of client peripherals
- H04N21/422—Input-only peripherals, i.e. input devices connected to specially adapted client devices, e.g. global positioning system [GPS]
- H04N21/4223—Cameras
Abstract
The present invention relates to a kind of light pen remote control, the system and method that intelligent operating platform input is controlled is realized, described light pen remote control includes shell, input unit, governor circuit, locator, imaging sensor and camera；Input unit, locator and imaging sensor are connected with governor circuit respectively, and camera is connected with imaging sensor, and governor circuit includes image processing module, wireless communication module, locator control module and touch detection module；The described system for realizing intelligent operating platform input control includes light pen remote control and screen caliberating device, and screen caliberating device is arranged at four drift angles of display screen.The light pen remote control of technical solution of the present invention, realize intelligent operating platform input control system and method improve intelligent operating platform man-machine interaction level, realize dragging and multifingered manipulation function, improve performance accuracy, have wide range of applications.
Description
Technical field
The present invention relates to communication technical field, more particularly to intelligent operating platform, a kind of light pen remote control, reality are specifically referred to
The system and method for existing intelligent operating platform input control.
Background technology
With the development of intelligent operating platform, large-screen display equipment is no longer limited to the broadcasting of video, and also developing turns into
Comprehensive multimedia recreation center and information centre, therefore, consumer not only can be using the display devices of giant-screen (such as electricity
Depending on projecting apparatus) watching video program, can also be obtained using internet program resource, Information Push Service, interactive game,
The abundant network service such as shopping online, video conference chat and long-distance education.
Because the function that intelligent operating platform is brought is enriched very much, traditional mouse-keyboard, and touch-screen are no longer fitted
Answer the man-machine interaction of large-screen display equipment.Such as, current intelligent TV set still uses common button IR remote controller
Operated, user, which will lean on, repeatedly to press upper and lower, left and right operating key and mouse pointer progressively could be moved into presumptive area, most
Press acknowledgement key again afterwards to carry out function selection, operation exception is cumbersome, it is impossible to which it is quick mobile fixed to carry out as computer mouse
Position, so as to be difficult in adapt to interactivity very strong intelligent television interactive application and service；Meanwhile, button is too many, and function is complicated, a lot
Key combination could realize that simple function also governs its development；For the application program on intelligent operating platform, it is impossible to
Realize the function of pulling with multifingered manipulation.
The content of the invention
The purpose of the present invention be overcome the shortcoming of above-mentioned prior art there is provided a kind of light pen remote control, realize intelligence
The system and method for operating platform input control, can realize lifting intelligent operating platform man-machine interaction level, can simulate it is tactile
Touch dragging and multifingered manipulation function, the raising operation precision of screen.
To achieve these goals, light pen remote control of the invention, realize intelligent operating platform input control system and
Method has following composition：
The light pen remote control, it is mainly characterized by, and described light pen remote control includes：
Input unit, the command input signals to obtain user；
Camera, to obtain the image on display screen in real time；
Imaging sensor, to handle the image that described camera is obtained；
Locator, to be opened when described input unit gets command input signals, and in described display screen
Positioning signal is produced on curtain；
Governor circuit, to the image according to described imaging sensor processing, determine display screen screen number with
And behind the position of positioning signal, the position of the screen numbering of described display screen and positioning signal is sent to described intelligence
Can operating platform.
Further, described input unit includes：
Keyboard, moving target indication, finger more choose target to refer to when choosing instruction to obtain the target of user, choosing target
The command input signals of moving target indication after target are chosen in order with referring to more；
Roller, target scale instruction and the command input signals of target page-turning instruction to obtain user.
Further, described governor circuit includes：
After touch detection module, the command input signals to handle the user acquired in described input unit, it will locate
Reason result is sent to locator control module and wireless communication module.
Further, described touch detection module includes：
Sampling capacitance, to the command input signals according to user, changes the energy storage value of itself；
Measuring circuit, sends to described locator to the change of analytical sampling capacitance energy storage value, and by analysis result
Control module.
Further, described governor circuit also includes：
Locator control module, to the command input signals according to user, is turned on and off described locator.
Further, described governor circuit also includes：
Image processing module, to analyze the image that described imaging sensor is handled.
Further, described governor circuit also includes：
Wireless communication module, screen numbering, the position of positioning signal and the user instruction of display screen to be inputted
Signal is sent to described intelligent operating platform.
Yet further, described wireless communication module is bluetooth module, WIFI module or infrared communication module.
Further, described locator is laser locator.
The invention further relates to a kind of system for realizing intelligent operating platform input control, it is mainly characterized by, and described is
System includes light pen remote control and the screen caliberating device being arranged on the display screen of described intelligent operating platform, described screen
Curtain caliberating device is to demarcate the effective area scope of described display screen and indicate different screens.
Further, described screen caliberating device is the variable screen caliberating device of colour, described light pen remote control
According to the colour of screen caliberating device, carry out replicating across screen instruction input and across screen information between different display screens.
Further, described screen caliberating device is screen calibration point, and described screen calibration point is demarcation color dot patch
Paper or by the integrated infraluminescence point of described display screen itself.
Further, described screen caliberating device is four screen calibration points, described four screen calibration points difference
Positioned at four drift angles of described display screen.
The invention further relates to a kind of method for realizing intelligent operating platform input control, it is mainly characterized by, described side
Method comprises the following steps：
(1) input unit described in obtains the command input signals of user；
(2) institute is opened in the command input signals control for the user that the governor circuit described in is obtained according to described input unit
The locator stated；
(3) locator described in produces positioning signal on described display screen；
(4) camera described in obtains the image on described display screen；
(5) image that the camera described in imaging sensor processing described in is obtained；
(6) governor circuit described in handles resulting image according to described imaging sensor, determines display screen
Behind the position of screen numbering and positioning signal, the position of the screen numbering of described display screen and positioning signal is sent
To described intelligent operating platform.
Further, described input unit includes keyboard and roller, and described governor circuit includes touch detection mould
Block, described touch detection module includes sampling capacitance and measuring circuit, and described step (2) comprises the following steps：
(2.1) input unit described in judges whether described keyboard or roller receive command input signals, if it is,
Then continue step (2.2), otherwise continue step (2.5)；
(2.2) command input signals that the sampling capacitance described in is received according to described keyboard and roller change itself
Energy storage；
(2.3) change of the energy storage of the described sampling capacitance of measuring circuit analysis described in, and by analysis result send to
Described locator control module, then proceedes to step (2.4)；
(2.4) the locator control module described in controls being turned on and off for locator, then proceedes to step (3)；
(2.5) sampling capacitance described in keeps energy storage constant, then proceedes to step (2.1).
Further, described locator is laser locator, and described step (3) is specially：
Described locator produces laser positioning hot spot on described display screen.
Further, described camera obtains the image on described display screen, is specially：
Described camera is according to certain time interval two optical imagerys of sampling.
Further, described camera comprises the following steps according to certain time interval two optical imagerys of sampling：
(4.1) refreshing frequency of the camera of camera dynamically described in adjustment described in is the refreshing of described display screen
Frequency it is non-integral multiple；
(4.2) camera described in obtains two optical imagerys with blinking region according to the refreshing frequency after adjustment.
Further, described governor circuit includes wireless communication module, and described wireless communication module is bluetooth module
Or WIFI module, the step (6) comprises the following steps：
(6.1) image that the governor circuit described in is handled according to described imaging sensor, the described screen demarcation of identification
The colour of device；
(6.2) governor circuit described in judges described light pen remote control according to the colour of the screen caliberating device recognized
Whether device has established a connection with the intelligent operating platform corresponding to the display screen, if it is, continue step (6.4),
Otherwise step (6.3) is continued；
(6.3) governor circuit described in is entered by wireless communication module with the intelligent operating platform corresponding to the display screen
After row pairing, the described corresponding screen numbering of display screen is sent to described intelligent operating platform, step is then proceeded to
(6.5)；
(6.4) the light pen remote control described in, which numbers the screen corresponding to the colour of the screen caliberating device recognized, to be sent
To described intelligent operating platform；
(6.5) intelligent operating platform described in judges whether the screen numbering of described display screen is the display screen of itself
The screen numbering of curtain, if it is, continuing step (6.6), otherwise exits and terminates；
(6.6) governor circuit described in handles resulting image according to described imaging sensor, it is determined that described determines
The position of position signal, the position of described positioning signal is sent to described intelligent operating platform.
Further, the step (6.6) comprises the following steps：
Governor circuit described in (6.6.1) calculates the width of described display screen；
Governor circuit described in (6.6.2) is in the image that described imaging sensor is handled, from perpendicular to the image
The image of the direction finding screen caliberating device of blinking region；
Governor circuit described in (6.6.3) is found out positioning signal in the image that described imaging sensor is handled and determined
Offset displacement ratio of the positioning signal relative to display screen；
Governor circuit described in (6.6.4) is by the offset displacement than sending to described intelligent operating platform.
Further, described governor circuit calculates the width of described display screen, is specially：
The image that described governor circuit is handled by the imaging sensor described in analysis, calculates described display screen
Width.
Further, described governor circuit finds out positioning signal simultaneously in the image that described imaging sensor is handled
Offset displacement ratio of the positioning signal relative to display screen is determined, is comprised the following steps：
Image and framing signal templates that governor circuit described in (6.6.3.1) handles described imaging sensor
Positioning signal is found out in comparative analysis；
Governor circuit described in (6.6.3.2) judges whether positioning signal falls into the aobvious of described screen caliberating device demarcation
In the range of the effective area of display screen curtain, if it is, continuing step (6.6.3.3), otherwise terminate and exit；
It is inclined relative to described screen caliberating device that governor circuit described in (6.6.3.3) calculates described positioning signal
Move Displacement Ratio.
Yet further, described governor circuit calculates described positioning signal relative to described screen caliberating device
Offset displacement ratio, be specially：
Described governor circuit calculates described skew of the positioning signal relative to screen caliberating device according to equation below
Displacement Ratio：
(a, b)=(Xc/X, Yc/Y) (1)
Wherein, X is the horizontal maximum length of display screen determined by described screen caliberating device, and Y is described screen
Longitudinal maximum length of display screen determined by curtain caliberating device, Xc locates signal to the longitudinal maximum length of determination for described
Two screen calibration point lines lateral separation, Yc determines the two screens demarcation of horizontal maximum length for described locate signal to
The fore-and-aft distance of device line, a determines two screen caliberating device lines of longitudinal maximum length for described locating signal to
The lateral shift Displacement Ratio of lateral separation and the horizontal maximum length of display screen determined by described screen caliberating device, b
The fore-and-aft distance and described screen of two screen caliberating device lines of horizontal maximum length are determined for described locating signal to
The vertical misalignment Displacement Ratio of longitudinal maximum length of display screen determined by caliberating device.
Further, described governor circuit includes wireless communication module, described wireless communication module is bluetooth module,
WIFI module or infrared communication module, described method are further comprising the steps of before step (1)：
(0) user inputs the screen of the display screen corresponding with the intelligent operating platform in described intelligent operating platform
Curtain numbering.
Further, it is further comprising the steps of after described step (6)：
(7) positioning of the offset displacement that intelligent operating platform described in is calculated according to described governor circuit described in than determination
The absolute position of signal on the display screen；
(8) intelligent operating platform described in controls described display screen display highlighting at the absolute position.
Further, it is further comprising the steps of after described step (8)：
(9) touch detection module sends described command input signals to wireless communication module；
(10) wireless communication module described in, which sends described user instruction input signal to described intelligent operation, puts down
Platform；
(11) intelligent operating platform described in controls described display screen according to described user instruction input signal
Cursor carries out corresponding operating.
The light pen remote control system and method for realizing intelligent operating platform input control in the invention are employed, with existing skill
Art is compared, and is had the advantages that：
Two-dimensional screen operation is not risen to three-dimensional manipulating by the present invention, the intelligent operating platform of giant-screen can be carried out fast
Fast accurately operation, operation precision is high；The present invention is realized to the accurate of cursor using screen calibration point and laser positioning hot spot
Positioning, performance accuracy is high, and speed is fast；The present invention is obtained in real time by using imaging sensor to screen picture, and is passed through
Governor circuit carries out Treatment Analysis to screen picture, and the screen for realizing What You See Is What You Get obtains effect；The present invention is touched in realization
The overwhelming majority operation of touch-screen can also be easily realized while dragging and the multifingered manipulation function of touching screen, intelligent behaviour is improved
Make platform man-machine interaction level；The light pen remote control weight considerably lighter than mouse that the present invention is provided, provide the user good
Usage experience, has wide range of applications.
Brief description of the drawings
Fig. 1 realizes that intelligent operating platform inputs the light pen remote controller structure schematic diagram of control for the present invention's.
Fig. 2 realizes that intelligent operating platform inputs the knot of the touch detection submodule of the light pen remote control of control for the present invention's
Structure schematic diagram.
Fig. 3 bows for the first specific embodiment of the light pen remote control for realizing intelligent operating platform input control of the present invention
View.
Fig. 4 realizes that intelligent operating platform inputs the side of the first specific embodiment of the light pen remote control of control for the present invention's
View.
Fig. 5 realizes that intelligent operating platform inputs the top view of the specific embodiment of light pen remote control second of control for the present invention's.
Fig. 6 realizes that intelligent operating platform inputs the side view of the specific embodiment of light pen remote control second of control for the present invention's.
Fig. 7 is the structural representation of the screen caliberating device of the present invention.
Fig. 8 realizes that intelligent operating platform inputs the structural representation of the light pen remote control system of control for the present invention's.
Fig. 9 realizes that intelligent operating platform inputs the step flow chart of the light pen remote control thereof of control for the present invention's.
The image for the display screen that Figure 10 obtains for the camera of the present invention.
Figure 11 realizes the light pen remote control system of intelligent operating platform input control in the embodiment for the present invention
Screen calibration point schematic diagram.
Figure 12 realizes the light pen remote control system of intelligent operating platform input control in the embodiment for the present invention
Schematic diagram of the location spot relative to the offset displacement of screen calibration point.
Wherein,
1 camera
2 locators
3 imaging sensors
4 governor circuits
5 input units
6 shells
7 measuring circuits
8 electrolyte buttons
9 sampling capacitances
10 keyboards
11 rollers
12 screen caliberating devices
Embodiment
In order to more clearly describe the technology contents of the present invention, carried out with reference to specific embodiment further
Description.
Refer to shown in Fig. 1, to realize the light pen remote controller structure schematic diagram of intelligent operating platform input control, wherein,
The light pen remote control for realizing intelligent operating platform input control of the present invention include shell 6, be embedded at it is defeated on described shell 6
Enter device 5, be arranged at described shell 6 inside governor circuit 4, be arranged at described shell 6 outside locator 2,
It is arranged at the imaging sensor 3 of the inside of described shell 6 and is arranged at the camera 1 of the outside of described shell 6；It is described
Input unit 5, locator 2 and imaging sensor 3 be connected respectively with described governor circuit 4, described camera 1 with
Described imaging sensor 3 is connected.
Wherein, input unit 5, the command input signals to obtain user；The function implementation of input unit 5 with it is general
The implementation of button in logical keyboard, mouse or remote control is identical, simply the present invention input unit 5 also with it is described
Governor circuit 4 is connected, and described locator 2 is also connected with described governor circuit 4, when there is command input signals, institute
The governor circuit 4 stated can open described locator 2 according to described command input signals, thus can be in display screen
Upper produce shows hot spot, and the position of the display hot spot is the position of cursor, and two bit manipulations so are not risen into three-dimensional manipulating
Simultaneously, additionally it is possible to realize the positioning of the position of cursor exactly, that is, reduce the complexity of algorithm, operation is substantially increased again
Accuracy.
Camera 1, to obtain the image on display screen in real time；Wherein the refreshing frequency of camera 1 is than display screen
The refreshing frequency of curtain is fast, typically, and the refreshing frequency of camera 1 is between 1.5 to 2 times of the refreshing frequency of display screen, so
Camera 1 shoot image can be alternately present for one have display screen display picture image, one without display
The display picture image of screen, is assured that out positioning signal in the position of display screen according to two images.
Imaging sensor 3, to the image procossing that obtains described camera 1 into digital picture, and by described number
Word image is sent to governor circuit 4；Here, the optical imagery that camera 1 is obtained is converted into numeral by described imaging sensor 3
Image, is so easy to the processing of governor circuit 4；In addition, imaging sensor 3 can be CCD (Charge Coupled Device,
Charge coupled cell) or CMOS (Complementary Metal-Oxide Semiconductor, metal oxide
Semiconductor element) imaging sensor 3.
Locator 2, for when described input unit 5 gets command input signals, the described basis of governor circuit 4
The input signal that described input unit 5 is obtained opens described locator 2, and described locator 2 is in described display
Positioning signal is produced on screen；When user is carried out continuously operation, the position of the generation positioning signal of locator 2 on the display screen
The position of described light pen remote control can be moved with user and change by putting, but when user no longer carries out other operations, this is determined
Position signal produce cursor can stay for some time on the display screen, until user without other operation 1 minute after can just disappear,
This is done to set up the connection of light pen remote control and display screen at any time, it can also be in other examples certainly
After user is without other operations 2 minutes or other suitable times, cursor just disappears, and the time can be the manufacture of light pen remote control
Manufacturer is set before light pen remote control dispatches from the factory or light pen remote control provide a programmable USB interface or its
His DLL, is voluntarily set by the USB interface or other DLLs user.
Governor circuit 4, to handle resulting digital picture according to described imaging sensor 3, determines display screen
Screen numbering and positioning signal position after, the position of the screen of described display screen numbering and positioning signal is sent out
Deliver to described intelligent operating platform；Described governor circuit 4 is SOC (System on chip) integrated circuit.Wherein, it is described
Input unit 5 include keyboard 10, roller 11.
Wherein, keyboard 10, pull target instruction target word, refer to choosing more when choosing instruction to obtain the target of user, choosing target
Middle target instruction target word chooses the command input signals such as move after target with finger more, wherein the button in described keyboard 10 is electricity
Solve matter button 8.The function that normal remote control can be achieved in a button, certainly, Yong Huye are only needed in keyboard in the present invention
Multiple buttons can be set as needed, to realize other functions.
Roller 11, is instructed and the command input signals such as target page-turning instruction to obtain the target scale of user.
Herein, the combined use of keyboard 10 and roller 11, it is possible to achieve to a variety of behaviour of the arbitrary target in display screen
Make, several combinations and operating result are enumerated herein, there is a button and a roller 11 in light pen remote control herein：
Combination 1：Cursor is moved in the target in display screen, and button short-press can then be realized and the target is chosen,
Wherein described short-press refers to time that button presses in the range of the first preset time, and the scope of first preset time is
Between 0.2 second to 2 seconds, other suitable time ranges are can also be in other examples certainly；
Combination 2：Cursor is moved in the target in display screen, button long-press, you can realized after the target is chosen, and is shown
After the option of operation dialog box such as display screen curtain ejection is replicated, shearing, stickup, user's selection one of which phase can be carried out to the target
The operation of pass；Long press not is always that according to motionless, but the time that user pushes button is more than the second preset time herein
Afterwards, such as 3 seconds, the option of operation dialog box such as duplication, shearing, stickup will be ejected on the display screen, certainly in other realities
Apply in example, the second preset time can also be other times herein, if can with to combine first of the button short-press in 1 pre-
If the time (simply realize and chosen to target) distinguishes.
Combination 3：Cursor is moved to a point A in display screen, and then button, which is pressed, does not loose one's grip, and mobile light pen remote control is to aobvious
Another point B in display screen curtain, it is possible to achieve to being chosen using the collective of the target in the rectangle that 2 points of AB is made up of summit.
Combination 4：Cursor is moved on the width picture in display screen, and then button is pressed, while scroll wheel 11 is real
Now to the diminution and amplification of the picture.
The present invention only can just realize the various operations of light pen remote control with a button and a roller 11, without
Multiple buttons are set, while reducing the quantity of button, the complexity of operation is reduced, improves man-machine interaction level.
Described governor circuit 4 includes touch detection module, to handle the user's acquired in described input unit 5
After command input signals, result is sent to locator control module and wireless communication module.
In addition, referring to shown in accompanying drawing 2, described touch detection module includes sampling capacitance 9 and measuring circuit 7, described
Input unit 5, the first end of the first end of measuring circuit 7 and sampling capacitance 9 be connected, the second of described sampling capacitance 9
End, the second end of measuring circuit 7 are grounded respectively, the 3rd end of described measuring circuit 7 and described locator control module phase
Connection, the 4th end of described measuring circuit 7 is connected with described wireless communication module.
The function of wherein each several part is as follows：
Sampling capacitance 9, to the command input signals of the user received according to described input unit 5, changes itself
Energy storage value；
Measuring circuit 7, sends to described positioning to the change of the energy storage value of analytical sampling electric capacity 9, and by analysis result
Device control module and wireless communication module.
The operation principle of the touch detection module is：When input unit 5 receives command input signals, described master control
Circuit 4 will change the energy storage of sampling capacitance 9, and this is, the energy storage that measuring circuit 7 will receive sampling capacitance 9 changes,
So as to the locator 2 described in being turned on and off according to the change of the energy storage of sampling capacitance 9, and by the measurement result of measuring circuit 7
Send to wireless communication module.
Locator control module, the finger to the user acquired in the input unit 5 according to handled by touch detection module
The result of input signal is made, described locator 2 is turned on and off.
Described governor circuit 4 also includes：
Image processing module, to analyze the image that described imaging sensor 3 is handled.
Described governor circuit 4 also includes：
Wireless communication module, the image that the imaging sensor 3 to be analyzed according to image processing module is handled, sets up light
The connection of remote control and intelligent operating platform, and realize the communication of light pen remote control and intelligent operating platform.
In addition, described wireless communication module is bluetooth module, WIFI module or infrared communication module, light of the invention
Wireless communication module in remote control can include bluetooth module, this kind of module of WIFI module and infrared communication module,
Can also be comprising two kinds therein or a kind of.
In addition, the annexation of above-mentioned modules is referred to shown in Fig. 1, described image processing module and described figure
As sensor 3 is connected, described locator 2 and touch detection module are connected with described locator control module respectively,
Described input unit 5 is connected with described touch detection module, described wireless communication module respectively with described image
Processing module, locator control module and touch detection module are connected.
Refer to shown in Fig. 3 to Fig. 4, be respectively the light pen remote control that the present invention realizes intelligent operating platform input control
The top view and side view of first specific embodiment, wherein, the shell 6 of described light pen remote control is cuboid, and described presses
Key 10 and roller 11 are arranged at the different both sides of the outside of described shell 6, described camera 1 and described locator
2 are arranged at the same side of the outside of described shell 6, so, and user easily can be carried out using a finger when in use
Operation, substantially increases man-machine interaction level.Herein it should be noted that described button 10 and roller 11 can be arranged at institute
The same side for the shell 6 stated, described camera 1 and described locator 2 can also be arranged at the different of described shell 6
Both sides, but need ensure described in locator 2 produce positioning signal where display screen can be obtained by described camera 1
Get, therefore, the camera 1 in the present invention can be the camera 1 or other cameras 1 of 360 degree of rotations, only
The image of display screen where the positioning signal that locator 2 described in can obtaining is produced.
Refer to shown in Fig. 5 to Fig. 6, be respectively the light pen remote control that the present invention realizes intelligent operating platform input control
The top view and side view of second specific embodiment, wherein, the shell 6 of described light pen remote control is cuboid, described rolling
Wheel 11 is set around the outside of described shell 6, and described camera 1 and locator 2 is arranged at the same of the outside of described shell 6
Side.
Furthermore, it is necessary to explanation, described shell 6 be not necessarily rectangular body case 6 or elliposoidal or
The shape of similar mouse profile, that is to say, that the shape of described shell 6 can be according to changing the need for user, not office
It is limited to a certain specific shape, will not be repeated here.
Because ordinary light source is diverging light, the light of transmitting is allowed to be propagated in one direction, it is necessary to be loaded onto to light source certain
Beam condensing unit, and the laser of laser transmitting is to propagate in one direction, the divergence of light beam is minimum, only about 0.001 arc
Degree, close to parallel, so heretofore described locator 2 is laser locator 2.It can so realize positioning signal aobvious
Being accurately positioned on display screen curtain.
Refer to shown in Fig. 7 to Fig. 8, the invention provides a kind of light pen remote control for realizing intelligent operating platform input control
System, including light pen remote control and the screen caliberating device being arranged on the display screen of described intelligent operating platform
12；Effective area scope and instruction different screens of the described screen caliberating device 12 to demarcate described display screen,
As shown in fig. 7, described screen caliberating device 12 is screen calibration point, described screen calibration point for demarcation color dot paster or
The integrated infraluminescence point of screen itself.
Described screen caliberating device 12 is the variable screen caliberating device 12 of colour, and described light pen remote control is according to screen
The colour of curtain caliberating device 12, carries out replicating across screen instruction input and across screen information between different display screens.Due to not
The colour of the screen caliberating device 12 of same display screen is different, then light pen remote control can be according to different screen caliberating devices
12 replicated across screen instruction input and across screen information, as long as light pen remote control and the intelligent operation corresponding to the display screen
Platform establishes annexation, therefore the use of the light pen remote control is very flexible, substantially increases the body of user
Degree of testing and man-machine interaction level.
Described screen caliberating device 12 is four screen calibration points, and four described screen calibration points are located at described show
Four drift angles of display screen curtain, such screen caliberating device 12 can just calibrate the effective range of screen exactly, in camera 1
Can all there is the image of screen caliberating device 12 in each image obtained, governor circuit 4 is according to the screen caliberating device 12
Image and the image of positioning signal just can accurately determine the display location of cursor.
In addition, referring to shown in Fig. 8, described light pen remote control is recognized according to the screen caliberating device 12 on display screen
Display screen, described locator 2 can produce location spot on display screen again, and the position of the location spot is by described
Described intelligent operating platform is transferred to after the processing of light pen remote control, the position that can thus realize location spot is aobvious
The display location of the cursor of display screen curtain, so that the position of cursor is more accurate, improves man-machine level of interaction.
Refer to again shown in Fig. 9, it is following that the present invention realizes that the light pen remote control thereof of intelligent operating platform input control includes
Step：
(1) input unit 5 described in obtains the command input signals of user；
(2) institute is opened in the command input signals control for the user that the governor circuit 4 is obtained according to described input unit 5
The locator 2 stated；
(3) locator 2 described in produces positioning signal on described display screen；
(4) camera 1 described in obtains the image on described display screen；
(5) imaging sensor 3 described in handles the image that described camera 1 is obtained；
(6) governor circuit 4 described in handles resulting image according to described imaging sensor 3, determines display screen
Screen numbering and positioning signal position after, the position of the screen of described display screen numbering and positioning signal is sent out
Deliver to described intelligent operating platform.
Wherein, it is of the invention realize intelligent operating platform input control light pen remote control thereof the step of one of (2) it is excellent
The mode is selected to be：
Described input unit 5 includes keyboard 10, roller 11, described governor circuit 4 include touch detection module and
Locator control module, described touch detection module includes sampling capacitance 9 and measuring circuit 7, described step (2) include with
Lower step：
(2.1) input unit 5 described in judges whether described keyboard 10 or roller 11 receive command input signals, such as
Fruit is then to continue step (2.2), otherwise continues step (2.5)；
(2.2) command input signals that the sampling capacitance 9 described in is received according to described keyboard 10 and roller 11 change
Become the energy storage of itself；
(2.3) measuring circuit 7 described in analyze the change of the energy storage of described sampling capacitance 9 and by analysis result send to
Described locator control module, then proceedes to step (2.4)；
(2.4) the locator control module described in controls being turned on and off for locator 2, then proceedes to step (3)；
(2.5) sampling capacitance 9 described in keeps energy storage constant, then proceedes to step (2.1).
For in the step, the unlatching that locator 2 is controlled using the command input signals acquired in input unit 5 is pole
Its cleverly, here, when input unit 5 get command input signals, i.e. keyboard 10 be pressed either roller 11 be scrolled
Or press, the locator 2 can be triggered and opened, certainly, the unlatching of locator 2 is not instantaneous (although coming for user
Say, it appears that seem instantaneous) it may first have to it is that keyboard 10 is pressed into a certain degree, or roller 11 is pressed certain journey
Degree, or roller 11 is rotated to an angle can just trigger the unlatching of locator 2, the purpose for the arrangement is that avoiding user behaviour by mistake
The unlatching of locator 2 when making, or user's imprudence locator 2 when encountering input unit 5 unlatching, so can not only save
About electricity consumption, can also increase the life-span of light pen remote control.
The degree that the degree and roller 11 that keyboard 10 is pressed herein degree, roller 11 are pressed are rotated with it is described
Light pen remote control used in device it is relevant, user can select the different keyboards 10 and roller of sensitivity as needed
11, to meet the operational requirements of itself.
When keyboard 10 or roller 11 receive command input signals, then it can cause the change of the energy storage of sampling capacitance 9, adopt
The change of the energy storage of sample electric capacity 9 inevitably results in the change of the measured value of measuring circuit 7, and the change of the measured value can finally be sent
To locator control module, locator control module can control unlatching or the pass of locator 2 according to the change of described measured value
Close.
In addition, it is also noted that after command input signals are not present, the closing of locator 2 is not caused immediately, but
After one section is more than the time of the 3rd preset time, locator 2 can just be closed, and locator 2 is in dormancy shape in this period
State, as long as the access for having command input signals again will directly wake up locator 2, without being again turned on, so does
While purpose is convenient operation, increase the service life of locator 2, the locator 2 of resting state is not on the display screen
Produce positioning signal.
Wherein, the setting means of the 3rd described preset time has a variety of, one kind be light pen remote control before dispatching from the factory by light
Remote control manufacturer is unified to be set, in addition, light pen remote control can also provide a USB interface or other DLLs, is led to
Light pen remote control can be connected to computer or other equipment by crossing the interface, by computer or other equipment to light pen remote control
3rd preset time is configured, to meet demand of the different user to light pen remote control.
The preferred embodiment of the step of light pen remote control thereof for realizing intelligent operating platform input control of the present invention (3)
For：
Described locator 2 produces positioning signal on described display screen, is specially：
Described locator 2 produces laser positioning hot spot on described display screen.
Can be that laser is determined in actual applications to produce positioning signal on screen for the locator 2 of the present invention
Position device 2 location spot is produced on screen, likewise, the present invention locator 2 can also be the grade of infrared locator 2 other can be real
The locator 2 of existing spot location function.
Furthermore, it is necessary to which explanation is that the position of the location spot is the position of cursor, determine the purpose for the arrangement is that realizing
The position of position hot spot is the position of cursor, improves man-machine interaction level.
Wherein, it is of the invention realize intelligent operating platform input control light pen remote control thereof the step of one of (4) it is excellent
The mode is selected to be：
Wherein, described camera 1 specifically includes following step according to certain time interval two optical imagerys of sampling
Suddenly：
(4.1) refreshing frequency of the camera 1 described in the adjustment of the state of camera 1 described in is the refreshing of described display screen
Frequency it is non-integral multiple；
(4.2) camera 1 described in obtains two optical imagerys with blinking region according to the refreshing frequency after adjustment.
It please participate in shown in Figure 10, the refreshing frequency of described camera 1 is the 1.5 of the refreshing frequency of described display screen
To 2 times, the refreshing frequency that camera 1 can be set herein is 100HZ, and the refreshing frequency of display screen is 60HZ, thus
It can ensure that the image that described camera 1 is obtained has blinking region, the blinking region is generally black blinking region.At this
Display screen refreshes from top to bottom in specific embodiment, and display screen can also be other in other embodiments certainly
Refreshing mode.When the refreshing mode of display screen is from top to bottom, the image for the display screen that camera 1 is obtained will be produced
The blinking region of one level, the blinking region is black in theory, and screen can be just found from the direction perpendicular to the blinking region
The image of curtain caliberating device 12.In addition, refreshing frequency refers to number of times of the electron beam to the image multiple scanning on screen, refresh frequency
Rate is higher, and shown image (picture) stability is better.Refreshing frequency height will directly determine its price, but be due to brush
New frequency and the mutual restriction of both resolution ratio, therefore only display ability as high refreshing frequency is reached at high resolutions
It is called excellent performance；Generally, the refreshing frequency of different display screens is typically different, and user can be according to display screen
Refreshing frequency the refreshing frequency of described light pen remote control is set, the refreshing frequency of camera 1 in the light pen remote control
Setting can be realized in several ways, enumerate following several ways herein, but the refreshing frequency of camera 1 setting not
It is confined to following several ways：
Mode one：Can be set in light pen remote control in a setup module, the setup module can include light pen
Selectable several frequency bands of remote control, such user can be selected according to actual needs；In that case, light pen
Remote control can set a display screen or LED indicating modules, to the selected frequency band of instruction user；
Mode two：The light pen remote control can have multiple models, the display of the corresponding different refreshing frequencys of different models
Screen, such user selects the light pen remote control of suitable types in purchase；
Mode three：The light pen remote control can add a USB interface or other DLLs, and light pen remote control can be with
It is connected by the USB interface or other DLLs with described computer, is then realized by computer distant to the light pen
Control the setting of the refreshing frequency of the camera 1 of device.
The preferred embodiment of the step of light pen remote control thereof for realizing intelligent operating platform input control of the present invention (5)
For：
The image that described camera 1 is obtained is converted into digital picture by described imaging sensor 3.
In this step, because the image that camera 1 is obtained is optical imagery, and the image that governor circuit 4 is handled is number
Word image, so needing that optical imagery is converted into digital picture in this step, exactly effect of imaging sensor 3 herein.
Wherein, it is exactly the light intensity according to diverse location optical imagery to be converted into digital picture, produces different electric charges,
Optical signalling is just converted to electronic signal by diverse location electric charge by controlling circuit to read.
Imaging sensor 3 can be CCD (Charge Coupled Device, charge coupled cell) or CMOS
(Complementary Metal-Oxide Semiconductor, metal oxide semiconductor device) imaging sensor 3, this
It can be the manufacturer of light pen remote control to be selected, the optical imagery of camera 1 is converted into number as long as can be achieved on
The function of word image can be with here.
The preferred embodiment of the step of light pen remote control thereof for realizing intelligent operating platform input control of the present invention (6)
For：
Refer to shown in Figure 11 to 12, the screen calibration point obtained when light pen remote control is with operating angle shown in Fig. 8 and
The image of locator 2, due to the present invention communication module can be bluetooth module, WIFI module or infrared communication module, and
The operation principle of these three modules is differed, outer red communication module be can by light pen remote control need send information send to
All intelligent operating platforms in infrared communication effective range, and bluetooth and WIFI then need light pen remote control first and described
Intelligent operating platform sets up connection.Discussed so being divided into two kinds of processing procedures herein, the first is described wireless telecommunications
Module is bluetooth module or WIFI module, in this kind of processing procedure, can manually or automatically be set so that light pen is distant
Control device is matched with intelligent operating platform, and the process of light pen remote control and intelligent operating platform automatic matching is only enumerated below,
The process of light pen remote control and intelligent operating platform manual pairings will be mentioned below：
Described governor circuit 4 handles resulting image according to described imaging sensor 3, determines the screen of display screen
Behind the position of curtain numbering and positioning signal, by the position of the screen of described display screen numbering and positioning signal send to
Described intelligent operating platform, specifically includes following steps：
(6.1) image that the governor circuit 4 described in is handled according to described imaging sensor 3, the described screen mark of identification
Determine the colour of device 12；
(6.2) governor circuit 4 described in judges described light pen according to the colour of the screen caliberating device 12 recognized
Whether remote control has established a connection with the intelligent operating platform corresponding to the display screen, if it is, continuing step
(6.4) step (6.3), is otherwise continued；
(6.3) governor circuit 4 described in passes through the intelligent operating platform corresponding to wireless communication module and the display screen
After being matched, the described corresponding screen numbering of display screen is sent to described intelligent operating platform, step is then proceeded to
Suddenly (6.5)；
(6.4) the screen numbering corresponding to the colour of the screen caliberating device 12 recognized is sent to described intelligence and grasped
Make platform；
(6.5) intelligent operating platform described in judges whether the screen numbering of described display screen is the display screen of itself
The screen numbering of curtain, if it is, continuing step (6.6), otherwise exits and terminates；
(6.6) governor circuit 4 described in handles resulting image according to described imaging sensor 3, it is determined that described
The position of positioning signal, the position of described positioning signal is sent to described intelligent operating platform.
Mainly realize that light pen remote control is set up with described display screen in the step to be connected, when wireless communication module is
When bluetooth module or WIFI module, after only light pen remote control is connected with described display screen foundation, after can just carrying out
Continuous operating procedure.Wherein, light pen remote control can once be communicated with multiple intelligent operating platforms, as long as the intelligent operation
Platform and light pen remote control establish annexation (i.e. successful matching, and user does not disconnect the annexation of the pairing, so exists
User is actively disconnected before the annexation of the pairing, is all thought the annexation of light pen remote control and the intelligent operating platform and is
Exist), but the intelligent operating platform of the position of not all positioning signal for receiving the transmission of light pen remote control
Will carry out associative operation, intelligent operating platform when receiving the position for the positioning signal that light pen remote control is sent, it is necessary to
Whether first judge the screen sent together with the position of positioning signal numbering is consistent with the screen numbering in intelligent operating platform
, when being only consistent, the position for the positioning signal that described intelligent operating platform is just sent to light pen remote control is entered
Row operation, command input signals of light pen remote control etc. are all that described intelligent operation is sent to by wireless communication module in addition
Platform.
Wherein, the colour of screen caliberating device 12 is a kind of identification display screen agreement of remote control, can be with user certainly
Oneself set, can also display screen carry.In addition, either display screen carry (manufacturer of production display screen is in order to prop up
This light pen remote control is held, these screen calibration points can be included in the design of display screen), or user oneself dress,
It is required for carrying out the process of the light pen remote control intelligent operating platform pairing corresponding with display screen.The pairing process is will
The screen numbering of display screen is stored in light pen remote control and intelligent operating platform corresponding to the display screen, so both
The connection of light pen remote control and intelligent operating platform is realized, the finger of light pen remote control can be received in intelligent operating platform again
When making signal, whether judging promptly and accurately needs to perform the command signal.
Herein, judge that described light pen remote control intelligent operation corresponding with described display screen is put down in step (6.2)
Whether platform establishes a connection, and is to determine the display screen by searching the colour itself stored with the mapping table of screen numbering
Whether corresponding intelligent operating platform establishes a connection with described light pen remote control, if itself deposited in light pen remote control
The colour of storage intelligent operating platform corresponding with there is the display screen in the mapping table that screen is numbered, then illustrate the display screen
Corresponding intelligent operating platform has been set up being connected with light pen remote control, then need not set up connection again, so not only carry
High service speed, also improves man-machine interaction level, has wide range of applications；If the colour stored in light pen remote control itself
Intelligent operating platform corresponding with the display screen is not present in the mapping table that screen is numbered, then illustrate that the display screen is corresponding
Intelligent operating platform does not set up with light pen remote control and is connected, then needs by the wireless communication module of light pen remote control (i.e. bluetooth
Module or WIFI module) intelligent operating platform foundation connection corresponding with the display screen.
Wherein, the wireless communication module intelligent operation corresponding with the display screen that light pen remote control passes through light pen remote control
Platform is set up in connection, it is necessary first to which light pen remote control sends the company of foundation to the described corresponding intelligent operating platform of display screen
Request is connect, if the corresponding intelligent operating platform of described display screen is agreed to set up connection, described light pen can be returned to
Remote control one agrees to set up the reply of connection, then described light pen remote control intelligent operation corresponding with described display screen
Platform establishes a connection, and the annexation in described light pen remote control specifically, increase the screen mark of the display screen
Determine the colour and screen numbering corresponding relation of device 12, and screen numbering is sent to described intelligent operating platform, correspondence
Intelligent operating platform store the screen numbering (screen numbering be corresponding intelligent operating platform itself screen numbering)；
Certainly, above-mentioned method is the simplest mode for setting up connection, during resettling connection, can also add password and test
Card or other checking means, to ensure the light pen remote control of the corresponding intelligent operating platform identification of only described display screen
The corresponding intelligent operating platform of described display screen can be operated；So setting up light pen remote control and described display screen herein
The other method of the annexation of the corresponding intelligent operating platform of curtain is both fallen within protection scope of the present invention.
In addition, making defined below for light pen remote control itself colour stored and mapping table that screen is numbered：
Light pen remote control can be the presence of a light pen remote control itself in the internal memory of light pen remote control before dispatching from the factory
The empty mapping table of the empty mapping table of the colour of storage and display screen or the colour of itself storage and display screen is deposited
Space is stored up, the colour stored when light pen remote control begins to use to described light pen remote control itself and reflecting that screen is numbered
The colour of light pen remote control itself storage and the linkage record of display screen are added in firing table, as long as so described light pen remote control
Device intelligent operating platform corresponding with described display screen set up connection, then the color of described light pen remote control itself storage
When will have the record, so next light pen remote controller operation display screen in the mapping table that value is numbered with screen, just not
Intelligent operating platform corresponding with the display screen is needed again to establish a connection, in addition, described light pen remote control itself is deposited
The mapping table that the colour of storage is numbered with screen can also manually be added by user oneself, i.e., by setting one in light pen remote control
Individual USB interface or other DLLs (herein, are to set light pen remote control to connect with intelligent operating platform manually to set
When connecing, the operation to light pen remote control), certainly, light pen remote control can also limit the colour of light pen remote control itself storage with
The bar number of the record of the mapping table of screen numbering, for example, only allow 10 records of storage, the setting of this number be also can by with
What family was voluntarily set, it will not be repeated here.
The mapping table that the colour of light pen remote control itself storage is numbered with screen can also be before dispatching from the factory, by light pen remote control
What manufacturer pre-set, the colour different model corresponding with the mapping table that screen is numbered that different light pen remote controls itself is stored
Light pen remote control, or can also be that light pen remote control manufacturer sets a light pen remote control itself in light pen remote control
The mapping table setup module that the colour of storage is numbered with screen, in the setup module, user oneself can set different light
The colour of remote control itself storage is recorded with the mapping table that screen is numbered, and is so just not required to when light pen remote control is used
To be attached, simplify with the intelligent operating platform corresponding to the display screen of the screen caliberating device 12 with the colour again
Operating procedure, improves man-machine interaction level.
Finally, in addition it is also necessary to which what is emphasized is a little only manually to close the connection of light pen remote control and intelligent operating platform
System disconnects, and otherwise the annexation will exist always.
Described governor circuit 4 handles resulting image according to described imaging sensor 3, determines the position of positioning signal
Postpone, the position of described positioning signal is sent to described intelligent operating platform, comprised the following steps：
Governor circuit 4 described in (6.6.1) calculates the width of described display screen；
In addition, described governor circuit 4 calculates the width of described display screen, it is specially：
The image that described governor circuit 4 is handled by the imaging sensor 3 described in analysis, calculates described display screen
Width.
Wherein, the calculating for the width of display screen makees defined below herein：
Firstly, for the continuous processing of imaging sensor 3 two images as processing image, calculate for convenience, by this
Two images regard still image as, in this manner it is possible to directly contrast this two images, pass through contrast, it may be determined that go out screen mark
Determine position of the device 12 in this two images, the width of display screen is then can obtain by calculating.
Width shown here as screen can be the absolute width of display screen or with other symbols or unit table
The relative width of the display screen shown, as long as the metric form before and after ensureing is consistent.
Herein when the refreshing direction of display screen is vertical direction, the image that camera 1 is obtained will have level
Blinking region.
By contrast, blinking region can be determined first, then from the direction finding screen mark perpendicular to the blinking region
Determine device 12, the width of display screen is can obtain by calculating the distance between screen caliberating device 12.
Governor circuit 4 described in (6.6.2) is in the digital picture that described imaging sensor 3 is handled, from perpendicular to this
The image of screen caliberating device 12 described in the direction finding of the blinking region of image；
Refer to shown in Figure 10, described blinking region is black blinking region, because display screen is to brush from top to bottom
New, the described black blinking region is horizontal direction, and screen demarcation dress is determined from the direction perpendicular to the black blinking region
12 image is put, and finds the image of positioning signal.
Governor circuit 4 described in (6.6.3) finds out positioning signal and true in the image that described imaging sensor 3 is handled
Offset displacement ratio of the fixed positioning signal relative to display screen；
Governor circuit 4 described in (6.6.4) is by the offset displacement than sending to described intelligent operating platform.
Refer to shown in Figure 11 to Figure 12, wherein, the figure that described governor circuit 4 is handled in described imaging sensor 3
Positioning signal is found out as in and offset displacement ratio of the positioning signal relative to display screen is determined, is comprised the following steps：
The image that governor circuit 4 described in (6.6.3.1) handles described imaging sensor 3 and framing signal mode
Positioning signal is found out in plate comparative analysis；
Governor circuit 4 described in (6.6.3.2) judges whether positioning signal falls into described screen caliberating device 12 and demarcate
Display screen effective area in the range of, if it is, continue step (6.6.3.3), otherwise terminate and exit；
Governor circuit 4 described in (6.6.3.3) calculates described positioning signal relative to described screen caliberating device 12
Offset displacement ratio.
In addition, in order to calculate offset displacement ratio, in addition it is also necessary to find the position of positioning signal, at this moment need to obtain camera 1
The image and the hot spot template matching analysis of image taken finds out positioning signal；Find after positioning signal, in addition it is also necessary to judge the positioning
Whether signal is fallen into the effective coverage that described screen caliberating device 12 is surrounded, if in the region, then this is not defeated
It is invalid input to enter, if in the region, then calculate the offset displacement ratio of the positioning signal.
Hot spot template herein is to be stored inside the template of positioning signal on the display screen, each light pen remote control
There is the template of the location spot of the locator 2 of itself, when needing to find positioning signal, described light pen remote control actively can will
The image that the template of the location spot is obtained with described camera 1 is contrasted, and accurately determines the position of location spot,
Herein the purpose for the arrangement is that interference in order to reduce error, prevents governor circuit 4 by mistake will be because of other reasonses in display screen
Upper generation spot is used as location spot.
Make here, whether being fallen into positioning signal in the effective coverage that described screen caliberating device 12 is surrounded with lower limit
It is fixed：
Positioning signal is fallen into the effective coverage that described screen caliberating device 12 is surrounded or described screen demarcation dress
The border for putting 12 effective coverages surrounded is all effective input, in addition, in order to improve man-machine interaction level, positioning signal deviates
The effective coverage certain limit that described screen caliberating device 12 is surrounded also will be considered that to be surrounded in described screen caliberating device 12
Effective coverage, simply now cursor is just shown in the boundary of display screen；Positioning signal deviates described screen mark
The scope for determining the effective coverage that device 12 is surrounded can be that light pen remote control manufacturer basis before light pen remote control dispatches from the factory is a large amount of
The result of experiment is set or one setup module of offer in light pen remote control, lists positioning in the setup module
Signal deviate the scope for the effective coverage that described screen caliberating device 12 is surrounded it is several can value so that user selects；May be used also
To be that the light pen remote control carries a USB interface or other DLLs, connect by the USB interface or other programmings
Mouthful, light pen remote control can connect computer, the setting to the light pen remote control can be realized by computer, can also realize to this
The renewal of light pen remote control Program and the content of other storages.
It please participate in shown in Figure 12, described governor circuit 4 calculates described positioning signal relative to four described screens
The offset displacement ratio of calibration point, be specially：
It is inclined relative to screen caliberating device 12 that described governor circuit 4 calculates described positioning signal according to equation below
Move Displacement Ratio：
(a, b)=(Xc/X, Yc/Y) (1)
Wherein, X is the horizontal maximum length of display screen determined by described screen caliberating device 12, and Y is described
Longitudinal maximum length of display screen determined by screen caliberating device 12, Xc locates signal to determination longitudinal direction maximum for described
The lateral separation of the line of two screen caliberating device 12 of length, Yc determines the two of horizontal maximum length for described locating signal to
The fore-and-aft distance of the line of screen caliberating device 12, a determines the two screens demarcation of longitudinal maximum length for described locating signal to
The horizontal stroke of the lateral separation of the line of device 12 and the horizontal maximum length of display screen determined by described screen caliberating device 12
To offset displacement ratio, b determines the longitudinal direction of the line of two screen caliberating device 12 of horizontal maximum length for described locating signal to
The vertical misalignment Displacement Ratio of distance and longitudinal maximum length of display screen determined by described screen caliberating device 12.
Herein, offset displacement than calculating be simplest mode, can also be for example inclined to this by other calculations
Move after Displacement Ratio is encrypted and be transmitted further to intelligent operating platform, after so calculating the offset displacement ratio, in addition it is also necessary to encrypt
Algorithm further ensures security, improves the protection of the operation to user, meanwhile, also improve man-machine interaction level.
It is for second that described governor circuit 4 includes wireless communication module, described wireless communication module is bluetooth module,
WIFI module or infrared communication module, under this kind of processing procedure, the process that light pen remote control is matched with intelligent operating platform
For manual pairings, described method is further comprising the steps of before step (1)：
(0) user inputs the screen of the display screen corresponding with the intelligent operating platform in described intelligent operating platform
Curtain numbering.
Herein, primarily to explanation is above when wireless communication module is bluetooth module, WIFI module or infrared logical
When interrogating module, the setting of screen numbering can be automatic, and when wireless communication module is bluetooth module, WIFI module or red
During outer communication module, screen numbering setting can also be it is manual, especially it is noted that be a bit, when wireless communication module is
During infrared communication module, the setting of screen numbering can only be manual, i.e., user compiles from the screen being about to corresponding to display screen
Number input to described intelligent operating platform, so facilitate intelligent operating platform judge received offset displacement than whether
It is that described light pen wants operation of the controller to itself.
Furthermore, it is necessary to especially, it is emphasized that when utilizing the light pen remote controller operation intelligent operating platform of the present invention, light pen is distant
Control first has to the screen caliberating device 12 on the display screen described in identification, and is obtained according to the colour of the screen caliberating device 12
Go out the display screen screen numbering, by this screen number and offset displacement than send to can receive this screen numbering with
And offset displacement than intelligent operating platform, intelligent operating platform can according to the screen of reception number judge received by skew
Whether Displacement Ratio is to be directed to the operation of itself, is if it is operated accordingly, otherwise just exits and terminate, and wait next time
Receive screen numbering and offset displacement ratio.Here, when wireless communication module is bluetooth module or WIFI module, then needing light
Remote control first establishes a connection with intelligent operating platform, when wireless communication module is infrared communication module, then need not
Light pen remote control first establishes a connection with intelligent operating platform.But screen numbering foundation for these three communication modules all
It is essential.
It is further comprising the steps of after described step (6)：
(7) intelligent operating platform the determining according to the offset displacement that described governor circuit 4 is calculated than determination described in
The absolute position of position signal on the display screen；
(8) intelligent operating platform described in controls described display screen display highlighting at the absolute position.
Wherein, the offset displacement ratio that intelligent operating platform can be sent according to light pen remote control draws cursor in display screen
Absolute position on curtain, can thus realize hot spot position i.e. cursor position.
In addition, after described step (8), it is further comprising the steps of：
(9) touch detection module sends described command input signals to wireless communication module；
(10) wireless communication module described in, which sends described user instruction input signal to described intelligent operation, puts down
Platform；
(11) intelligent operating platform described in controls described display screen according to described user instruction input signal
Cursor carries out corresponding operating.
So, after locator unlatching, the command input signals that touch detection module gets input unit are sent
To wireless communication module, wireless communication module sends the command input signals to intelligent operating platform, and intelligent operating platform is then
The operation corresponding to the command input signals can be shown on the display screen, in addition, when sending command input signals, then
Display screen numbering need not be sent again, because intelligent operating platform is before command input signals are received,
The annexation of intelligent operating platform and light pen remote control is established, and the position of cursor has been shown in described display screen
Put, so the intelligent operating platform only corresponding to the display screen of those positions for showing cursor just can be to the finger that receives
Input signal is made to respond.
In actual applications, screen caliberating device 12 of the invention with the display screen of intelligent operating platform it is different without
Together, and light pen remote control can recognize different screen caliberating devices 12, so that light pen remote control can be
Multiple different operating platform operations.
For imaging sensor 3 of the invention by being obtained and being transferred to described master in real time to the image in visual field
Control circuit 4 realizes the function of What You See Is What You Get, and imaging sensor 3 can be cmos image sensor 3 in actual applications,
It can be ccd image sensor 3；Handle, know for the image that the governor circuit 4 of the present invention is obtained to imaging sensor 3
Deviation post of the positioning signal in display screen is calculated after other screen calibration point and positioning signal, is then grasped by described intelligence
Make platform and calculate the absolute position for obtaining positioning signal, and then cursor is shown, realize positioning signal in display screen
Position be exactly cursor in the position of display screen, described governor circuit 4 can be by single-chip microcomputer or by it in actual applications
He is constituted rearmounted chip and peripheral circuit.
For the wireless communication module of described governor circuit 4, can be in actual applications bluetooth module or
Wifi modules or infrared communication module or 3G or 4G modules either other Small-scale LAN network circuits, it is real
The long-range wireless remote control of light pen remote control is showed, the user that is more convenient for uses.
Keyboard 10 for the present invention can be single button or matrix keyboard 10 or other key combinations
Pattern.It should be understood that only needing a button just to realize the repertoire of existing remote control in the present invention.
Intelligent operating platform of the present invention can be Intelligent set top box operating platform, smart mobile phone operating platform, intelligence
Can Plate Procedure platform and other can realize the intelligent operating platform of signal receiving function.
Further illustrate that the present invention realizes the light pen of intelligent operating platform input control with reference to a specific example
Remote control system and method.
In a particular embodiment of the present invention, the intelligent operating platform is TV set intelligent operating platform, refers to figure
8, realize that the light pen remote control system of TV set intelligent operating platform input control, including a light pen remote control and four are located at electricity
Depending on the screen calibration point of four drift angles of machine display screen, screen calibration point is television display screen curtain in this specific embodiment
Itself integrated infraluminescence calibration point, described light pen remote control include an imaging sensor 3, a camera 1, one swash
Light-seeking device 2, a governor circuit 4, a keyboard 10 and a roller 11；The image of camera 1 in this specific implementation case
Sensor 3 is the imaging sensor 3 of CMOS camera 1, and governor circuit 4 is made up of single-chip microcomputer with peripheral circuit, and keyboard 10 is single
Button, and in this specific implementation case, user simply operates to keyboard 10, certain user can also pair roller 11 operate,
Herein only by taking the operation of keyboard 10 as an example, in this specific implementation case, described communication module is bluetooth module, and described in hypothesis
Light pen remote control establishes a connection with the intelligent operating platform, i.e.,：
(a) camera 1 described in obtains the image on television display screen curtain.
Wherein, described camera 1 is obtained in real time to screen picture, and passes through taking the photograph described in 3 pairs of imaging sensor
As first 1 image obtained carries out Treatment Analysis, the screen acquisition effect of What You See Is What You Get is realized；Refer to shown in Fig. 7, to take the photograph
At four drift angles it is described infraluminescence calibration point in image as the image of the first 1 television display screen curtain obtained.
(b) image that the governor circuit 4 described in is obtained according to described camera 1 sets up described light pen remote control and electricity
Depending on the connection of machine intelligent operating platform.
(b-1) infraluminescence of the governor circuit 4 according to the image recognition that described imaging sensor 3 is handled described in
The colour of point, screen numbering is gone out according to the RGB color code identification of infraluminescence point；
(b-2) governor circuit 4 described in is inquired about corresponding with the presence or absence of screen numbering in the connection mapping table of itself
TV set intelligent operating platform, if inquired, continue step (b-4), otherwise continue step (b-3)；
(b-3) governor circuit 4 described in increases the color of the display screen in the colour of itself and screen numbering mapping table
The relation that value is numbered with screen, and sent screen numbering to the TV set intelligent operating platform by wireless communication module, from
And set up the connection of light pen remote control and the TV set intelligent operating platform.
Here it is emphasized that in order to which the information security to TV set intelligent operating platform and light pen remote control is carried
For preferably guarantee, in a kind of preferred mode, described governor circuit 4, which is numbered screen by wireless communication module, to be sent out
Deliver to before the TV set intelligent operating platform, described governor circuit 4 and TV set intelligent operating platform will carry out security and test
Card, after being proved to be successful, both just can be with proper communication.
(b-4) the light pen remote control described in is connected with the foundation of TV set intelligent operating platform.
Step (a) and (b) are simply to illustrate that light pen remote control has been set up being connected with described intelligent operating platform
Relation.
On the premise of described light pen remote control and described intelligent operating platform establish a connection, described light pen
Operation of the remote control to intelligent operating platform specifically includes following steps：
(c) keyboard 10 described in obtains the command input signals of user and opens described laser locator 2.
Wherein, when user's finger is put on keyboard 10, because the energy storage of sampling capacitance 9 on keyboard 10 changes,
Governor circuit 4 opens laser locator 2.
In this preferred scheme, described button is specially electrolyte button 8.
Described keyboard 10 obtains the instruction of user and opens a preferred scheme of described laser locator 2, please join
Read shown in Fig. 2：
When finger touches keyboard 10, the capacitance energy storage of sampling capacitance 9 is caused to change, so that measurement
Pulse generation changes, and then is tested with finger touch keyboard 10, then opens laser locator 2；When finger leaves keyboard 10
When, the energy storage of sampling capacitance 9 recovers, and then measures pulse-recovery normally, is then shut off laser locator 2.
(d) laser locator 2 described in produces laser positioning hot spot on described television display screen curtain.
(e) camera 1 described in obtains the image on described television display screen curtain and transmitted to described image biography
Sensor 3.
(e-1) refreshing frequency and television display screen curtain of the refreshing frequency of camera 1 for camera 1 are adjusted by dynamic
Refreshing frequency be non-integral multiple relation.
Wherein, television screen refreshing frequency is 60HZ in this specific implementation case, and the refreshing frequency of camera 1 is 100
~110HZ, can thus make the image that camera 1 is obtained there is black blinking region；Because display screen is to brush from top to bottom
New, so the black blinking region is horizontal direction.
(e-2) camera 1 obtains two optical image informations according to the refreshing frequency after the change, and reconvert is into digitized map
As being exported after information to governor circuit 4.
(f) imaging sensor 3 described in handles the image that described camera 1 is obtained, and described imaging sensor 3 will be located
Image after reason is sent to governor circuit 4, and described governor circuit 4 is red relative to described according to described laser positioning hot spot
The offset displacement of outer luminous point determines offset displacement ratio of the described laser positioning hot spot on described television display screen curtain
And by the offset displacement than sending to described TV set intelligent operating platform.
(f-1) two view data after the governor circuit 4 described in handles described imaging sensor 3 are used as static map
As data processing；So can be with simplified operation；
Wherein, because the difference of two images is concentrated mainly on black blinking region, therefore by comparing two images i.e.
Screen width can be calculated, especially emphasized, the screen width calculated all with imaging sensor 3 before obtain image and
The image that future obtains is all not related；
(f-2) governor circuit 4 described in is in the image that the imaging sensor 3 of camera 1 is handled from perpendicular to picture black
The direction finding infraluminescence point of blinking region；
(f-3) governor circuit 4 described in passes through the image for obtaining the camera 1 and the template of the laser facula of image
With analysis, the drop point of laser positioning hot spot is found out, is shown if laser positioning hot spot falls in television set determined by infraluminescence point
Show within screen effective area to be just valid data, and then calculate offset displacement of the laser positioning hot spot relative to infraluminescence point
Than.
Wherein, refer to shown in Figure 12, described governor circuit 4 calculates described laser positioning hot spot according to equation below
Relative to the offset displacement ratio of four screen calibration points：
(a, b)=(Xc/X, Yc/Y) (1)
Wherein, X is the horizontal maximum length of television display screen curtain determined by four described screen calibration points, and Y is
Longitudinal maximum length of television display screen curtain determined by four described screen calibration points, Xc locates signal to be described
It is determined that the lateral separation of two screen calibration point lines of longitudinal maximum length, Yc locates signal to determination laterally maximum for described
The fore-and-aft distance of two screen calibration point lines of length, a determines two screens of longitudinal maximum length for described locating signal to
The lateral separation of calibration point line and the transverse direction of television display screen curtain determined by four described screen calibration points are most greatly enhanced
The lateral shift Displacement Ratio of degree, b determines the vertical of two screen calibration point lines of horizontal maximum length for described locating signal to
To the vertical misalignment position of distance and longitudinal maximum length of television display screen curtain determined by four described screen calibration points
Move ratio.
(g) the offset displacement ratio that the TV set intelligent operating platform described in is calculated according to described governor circuit 4 determines institute
Absolute position of the laser positioning hot spot stated on television display screen curtain.Wherein, because TV determined by infraluminescence point
Machine display screen region is that consistent therefore described governor circuit 4 can be directly inclined by this with television display screen curtain size
Shifting ratio is sent to TV set intelligent operating platform terminal, and then TV set intelligent operating platform terminal is according to television display screen
Thus shift ratio data calculate absolute position of the laser positioning hot spot on television display screen curtain to curtain size.
(h) the television display screen curtain described in the control of TV set intelligent operating platform described in is shown at the absolute position
Cursor, so as to realize that the display location of cursor is consistent with the position that locator 2 sends hot spot, realizes light pen remote control pair
The control of intelligent TV set operating system.
(i) touch detection module sends described command input signals to wireless communication module.
(j) wireless communication module described in, which sends described user instruction input signal to described intelligent operation, puts down
Platform.
(k) intelligent operating platform described in controls the light of described display screen according to described user instruction input signal
Mark carries out corresponding operating.
The light pen remote control system and method for realizing intelligent operating platform input control in the invention are employed, with existing skill
Art is compared, and is had the advantages that：
Two-dimensional screen operation is not risen to three-dimensional manipulating by the present invention, the intelligent operating platform of giant-screen can be carried out fast
Fast accurately operation, operation precision is high；The present invention is realized to the accurate of cursor using screen calibration point and laser positioning hot spot
Positioning, performance accuracy is high, and speed is fast；The present invention is obtained in real time by using imaging sensor to screen picture, and is passed through
Governor circuit carries out Treatment Analysis to screen picture, and the screen for realizing What You See Is What You Get obtains effect；The present invention is touched in realization
The overwhelming majority operation of touch-screen can also be easily realized while dragging and the multifingered manipulation function of touching screen, intelligent behaviour is improved
Make platform man-machine interaction level；The light pen remote control weight considerably lighter than mouse that the present invention is provided, provide the user good
Usage experience, has wide range of applications.
In this description, the present invention is described with reference to its specific embodiment.But it is clear that can still make
Various modifications and alterations are without departing from the spirit and scope of the present invention.Therefore, specification and drawings are considered as illustrative
And it is nonrestrictive.
Claims (20)
1. a kind of light pen remote control, it is characterised in that described light pen remote control includes：
Input unit, the command input signals to obtain user；
Camera, to obtain the image on display screen in real time；
Imaging sensor, to handle the image that described camera is obtained；
Locator, to be opened when described input unit gets command input signals, and on described display screen
Produce positioning signal；
Governor circuit, to the image according to described imaging sensor processing, determines the screen numbering of display screen and determines
Behind the position of position signal, the position of the screen numbering of described display screen and positioning signal is sent to intelligent operation and put down
Platform；
Described governor circuit includes wireless communication module, to by the screen of described display screen numbering, positioning signal
Position and user instruction input signal are sent to described intelligent operating platform, and described wireless communication module is bluetooth module
Or WIFI module；
Screen caliberating device is provided with the display screen of described intelligent operating platform, described screen caliberating device is to mark
The effective area scope and the different display screens of instruction of fixed described display screen；Described screen caliberating device is that colour can
The screen caliberating device of change, described light pen remote control is according to the colour of screen caliberating device, between different display screens
Replicated across screen instruction input and across screen information；
The method for realizing intelligent operating platform input control based on the light pen remote control comprises the following steps：
(1) input unit described in obtains the command input signals of user；
(2) described in the command input signals control for the user that the governor circuit described in is obtained according to described input unit is opened
Locator；
(3) locator described in produces positioning signal on described display screen；
(4) camera described in obtains the image on described display screen；
(5) image that the camera described in imaging sensor processing described in is obtained；
(6) governor circuit described in handles resulting image according to described imaging sensor, determines the screen of display screen
Behind the position of numbering and positioning signal, the position of the screen numbering of described display screen and positioning signal is sent to institute
The intelligent operating platform stated；
The step (6) comprises the following steps：
(6.1) image that the governor circuit described in is handled according to described imaging sensor, the described screen caliberating device of identification
Colour；
(6.2) governor circuit described in judged according to the colour of the screen caliberating device recognized described light pen remote control with
Whether the intelligent operating platform corresponding to the display screen has established a connection, if it is, continuing step (6.4), otherwise
Continue step (6.3)；
(6.3) governor circuit described in is matched somebody with somebody by wireless communication module with the intelligent operating platform corresponding to the display screen
To rear, the described corresponding screen numbering of display screen is sent to described intelligent operating platform, step is then proceeded to
(6.5)；
(6.4) the light pen remote control described in sends the screen numbering corresponding to the colour of the screen caliberating device recognized to institute
The intelligent operating platform stated；
(6.5) intelligent operating platform described in judges whether the screen numbering of described display screen is the display screen of itself
Screen is numbered, if it is, continuing step (6.6), is otherwise exited and is terminated；
(6.6) governor circuit described in handles resulting image according to described imaging sensor, it is determined that described positioning letter
Number position, the position of described positioning signal is sent to described intelligent operating platform；
The step (6.6) comprises the following steps：
Governor circuit described in (6.6.1) calculates the width of described display screen；
Governor circuit described in (6.6.2) is in the image that described imaging sensor is handled, from the flicker perpendicular to the image
The image of the direction finding screen caliberating device in region；
Governor circuit described in (6.6.3) finds out positioning signal in the image that described imaging sensor is handled and determines that this is determined
Offset displacement ratio of the position signal relative to display screen；
Governor circuit described in (6.6.4) is by the offset displacement than sending to described intelligent operating platform.
2. light pen remote control according to claim 1, it is characterised in that described input unit includes：
Keyboard, moving target indication when choosing instruction to obtain the target of user, choosing target, refer to more choose target instruction target word and
Refer to the command input signals for choosing moving target indication after target more；
Roller, target scale instruction and the command input signals of target page-turning instruction to obtain user.
3. light pen remote control according to claim 1, it is characterised in that described governor circuit includes：
After touch detection module, the command input signals to handle the user acquired in described input unit, processing is tied
Fruit is sent to locator control module and wireless communication module.
4. light pen remote control according to claim 3, it is characterised in that described touch detection module includes：
Sampling capacitance, to the command input signals according to user, changes the energy storage value of itself；
Measuring circuit, sends to described locator control to the change of analytical sampling capacitance energy storage value, and by analysis result
Module.
5. light pen remote control according to claim 3, it is characterised in that described governor circuit also includes：
Locator control module, to the command input signals according to user, is turned on and off described locator.
6. light pen remote control according to claim 3, it is characterised in that described governor circuit also includes：
Image processing module, to analyze the image that described imaging sensor is handled.
7. light pen remote control according to claim 1, it is characterised in that described locator is laser locator.
8. a kind of light pen remote control based on described in any one in claim 1 to 7 realize intelligent operating platform input control
The system of system, it is characterised in that described system includes light pen remote control and is arranged at the display of described intelligent operating platform
Screen caliberating device on screen, described screen caliberating device to demarcate described display screen effective area scope and
Indicate different display screens.
9. system according to claim 8, it is characterised in that described screen caliberating device is screen calibration point, described
Screen calibration point be demarcation color dot paster or by the integrated infraluminescence point of described display screen itself.
10. system according to claim 8, it is characterised in that described screen caliberating device is four screen calibration points,
Four described screen calibration points are located at four drift angles of described display screen respectively.
11. a kind of light pen remote control based on described in claim 1 realizes the method for intelligent operating platform input control, its feature
It is, described method comprises the following steps：
(1) input unit described in obtains the command input signals of user；
(2) described in the command input signals control for the user that the governor circuit described in is obtained according to described input unit is opened
Locator；
(3) locator described in produces positioning signal on described display screen；
(4) camera described in obtains the image on described display screen；
(5) image that the camera described in imaging sensor processing described in is obtained；
(6) governor circuit described in handles resulting image according to described imaging sensor, determines the screen of display screen
Behind the position of numbering and positioning signal, the position of the screen numbering of described display screen and positioning signal is sent to institute
The intelligent operating platform stated；
The step (6) comprises the following steps：
(6.1) image that the governor circuit described in is handled according to described imaging sensor, the described screen caliberating device of identification
Colour；
(6.2) governor circuit described in judged according to the colour of the screen caliberating device recognized described light pen remote control with
Whether the intelligent operating platform corresponding to the display screen has established a connection, if it is, continuing step (6.4), otherwise
Continue step (6.3)；
(6.3) governor circuit described in is matched somebody with somebody by wireless communication module with the intelligent operating platform corresponding to the display screen
To rear, the described corresponding screen numbering of display screen is sent to described intelligent operating platform, step is then proceeded to
(6.5)；
(6.4) the light pen remote control described in sends the screen numbering corresponding to the colour of the screen caliberating device recognized to institute
The intelligent operating platform stated；
(6.5) intelligent operating platform described in judges whether the screen numbering of described display screen is the display screen of itself
Screen is numbered, if it is, continuing step (6.6), is otherwise exited and is terminated；
(6.6) governor circuit described in handles resulting image according to described imaging sensor, it is determined that described positioning letter
Number position, the position of described positioning signal is sent to described intelligent operating platform；
The step (6.6) comprises the following steps：
Governor circuit described in (6.6.1) calculates the width of described display screen, is specially：
The image that described governor circuit is handled by the imaging sensor described in analysis, calculates the width of described display screen
Degree；
Governor circuit described in (6.6.2) is in the image that described imaging sensor is handled, from the flicker perpendicular to the image
The image of the direction finding screen caliberating device in region；
Governor circuit described in (6.6.3) finds out positioning signal in the image that described imaging sensor is handled and determines that this is determined
Offset displacement ratio of the position signal relative to display screen；
Governor circuit described in (6.6.4) is by the offset displacement than sending to described intelligent operating platform.
12. the method for intelligent operating platform input control is realized according to claim 11, it is characterised in that described input
Device includes keyboard and roller, and described governor circuit includes touch detection module, and described touch detection module includes adopting
Sample electric capacity and measuring circuit, described step (2) comprise the following steps：
(2.1) input unit described in judges whether described keyboard or roller receive command input signals, if it is, after
Continuous step (2.2), otherwise continues step (2.5)；
(2.2) command input signals that the sampling capacitance described in is received according to described keyboard and roller change the storage of itself
Energy；
(2.3) change of the energy storage of the sampling capacitance described in measuring circuit analysis described in, and analysis result is sent to described
Locator control module, then proceed to step (2.4)；
(2.4) the locator control module described in controls being turned on and off for locator, then proceedes to step (3)；
(2.5) sampling capacitance described in keeps energy storage constant, then proceedes to step (2.1).
13. the method according to claim 11 for realizing intelligent operating platform input control, it is characterised in that described determines
Position device is laser locator, and described step (3) is specially：
Described locator produces laser positioning hot spot on described display screen.
14. the method according to claim 11 for realizing intelligent operating platform input control, it is characterised in that described takes the photograph
The image on described display screen is obtained as head, is specially：
Described camera is according to certain time interval two optical imagerys of sampling.
15. the method according to claim 14 for realizing intelligent operating platform input control, it is characterised in that described takes the photograph
As head is according to certain time interval two optical imagerys of sampling, comprise the following steps：
(4.1) refreshing frequency of the camera of camera dynamically described in adjustment described in is the refreshing frequency of described display screen
It is non-integral multiple；
(4.2) camera described in obtains two optical imagerys with blinking region according to the refreshing frequency after adjustment.
16. the method according to claim 11 for realizing intelligent operating platform input control, it is characterised in that described master
Control circuit finds out positioning signal in the image that described imaging sensor is handled and determines the positioning signal relative to display screen
The offset displacement ratio of curtain, comprises the following steps：
The image that governor circuit described in (6.6.3.1) handles described imaging sensor is contrasted with framing signal templates
Positioning signal is found out in analysis；
Governor circuit described in (6.6.3.2) judges whether positioning signal falls into the display screen of described screen caliberating device demarcation
In the range of the effective area of curtain, if it is, continuing step (6.6.3.3), otherwise terminate and exit；
Governor circuit described in (6.6.3.3) calculates described bits of offset of the positioning signal relative to described screen caliberating device
Move ratio.
17. the method according to claim 16 for realizing intelligent operating platform input control, it is characterised in that described master
Offset displacement ratio of the positioning signal relative to described screen caliberating device described in circuit counting is controlled, is specially：
Described governor circuit calculates described offset displacement of the positioning signal relative to screen caliberating device according to equation below
Than：
(a, b)=(Xc/X, Yc/Y) (1)
Wherein, X is the horizontal maximum length of display screen determined by described screen caliberating device, and Y is described screen mark
Determine longitudinal maximum length of display screen determined by device, Xc determines the two of longitudinal maximum length for described locating signal to
The lateral separation of screen calibration point line, Yc determines two screen caliberating devices of horizontal maximum length for described locating signal to
The fore-and-aft distance of line, a determines the transverse direction of two screen caliberating device lines of longitudinal maximum length for described locating signal to
The lateral shift Displacement Ratio of distance and the horizontal maximum length of display screen determined by described screen caliberating device, b is institute
The fore-and-aft distance for locating signal to the two screen caliberating device lines for determining horizontal maximum length and the described screen stated are demarcated
The vertical misalignment Displacement Ratio of longitudinal maximum length of display screen determined by device.
18. the method according to claim 11 for realizing intelligent operating platform input control, it is characterised in that described master
Controlling circuit includes wireless communication module, and described wireless communication module is bluetooth module, WIFI module or infrared communication module,
Described method is further comprising the steps of before step (1)：
(0) user inputs the screen volume of the display screen corresponding with the intelligent operating platform in described intelligent operating platform
Number.
19. the method according to claim 11 for realizing intelligent operating platform input control, it is characterised in that described step
Suddenly it is further comprising the steps of after (6)：
(7) positioning signal of the offset displacement that intelligent operating platform described in is calculated according to described governor circuit described in than determination
Absolute position on the display screen；
(8) intelligent operating platform described in controls described display screen display highlighting at the absolute position.
20. the method according to claim 19 for realizing intelligent operating platform input control, it is characterised in that described step
Suddenly it is further comprising the steps of after (8)：
(9) touch detection module sends described command input signals to wireless communication module；
(10) wireless communication module described in sends described user instruction input signal to described intelligent operating platform；
(11) intelligent operating platform described in controls the cursor of described display screen according to described user instruction input signal
Carry out corresponding operating.
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| CN105677065B (en) * | 2016-01-04 | 2019-01-01 | 京东方科技集团股份有限公司 | Remote control touch device and method for display screen |
| CN106445193B (en) * | 2016-08-30 | 2019-04-05 | 朱于芝 | A kind of laser pen demo system based on mobile phone manipulation |
| CN113485597A (en) * | 2021-07-09 | 2021-10-08 | 上海明我信息技术有限公司 | Video conference interaction method and controller |
| CN115762108A (en) * | 2021-08-30 | 2023-03-07 | 华为技术有限公司 | Remote control method, remote control device and controlled device |
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