Background technology
Usually, touch-screen (Touch Screen) is not use keyboard, it is meant at picture (screen) and goes up on the literal or ad-hoc location that shows, after the hand of personnel selection or object touch, it can differentiate its touch location, and the software by memory stores directly receives the picture of input information when carrying out particular procedure on picture.
This touch-screen generally is to adhere to a kind of touch screen that touch pad (Touch Panel) is brought into play its function on the picture of display.The infrared ray that people's eyes can't be seen is in touch pad left and right, upper and lower mobile, on picture, can form tetragonal cubic grid, therefore, when touching tetragonal cubic grid with hand point and other objects, touch pad has the function that can differentiate its position.
Therefore, literal that shows on the screen that touch pad is set or graphic picture information, when touching with hand, differentiate according to the position of the picture that is touched what the project that the user selects is, and be sent in the computer corresponding to the order of user's option and handle, therefore being easy to obtain the user wishes information.
Particularly, the situation of the equipment such as miniature electric handbook that input tools such as keyboard and mouse are not easy to have both, touch pad extensively is used as very useful input pattern.
But, at electronic documentation or mobile with in the computer, because it is inconvenient that the less user of its screen directly touches the icon of wishing with finger, and might push the wrong other positions of adjacency, therefore use its first end to be made into ball pen shape felt pen (Touch Pen) usually with how many blunt tips.This felt pen has the ball pen of being similar to shape and is the cover etc. that is provided with easy to carry.
Further, in general cathode ray tube (CRT), plasma display (PDP), LCD flat panel TVs such as (LCD), also utilize the realization principle of above-mentioned felt pen to constitute input tool, therefore make the easier use touch screen function of user.
The felt pen implement device of conventional art vision facilities as shown in Figure 1, has been installed photodetector 21-24 separately at the exterior angle of screen 10.
At this moment, photodetector 21-24 can be infrared ray (Infrared Ray) detecting device or radio frequency { RF (RadioFrequency) } detecting device.
For example, then inner because infrared ray is flowing if use the photodetector 21-24 of infrared mode at screen 10, therefore on screen 10, form very many rectangular ranks.Promptly utilize the photodetector array pattern to realize the felt pen function.
At this moment, if the user with the assigned position 30 of hand point or other object touch screen 10, then by photodetector 21-24 senses touch position, and obtains detected positional information from the systems control division of vision facilities and realizes touch screen function.
But there are the following problems for the felt pen implement device of above-mentioned conventional art vision facilities:
The first, use the photodetector of high price for realizing the felt pen function, therefore become the main cause that cost of products increases.
The second, when being arranged on detecting device on the screen and misoperation occurring,, therefore reduce product reliability owing to can not form the detection of position (coordinate) correctly.
The 3rd, for many detecting devices are installed, need screen periphery power supply and control signal wire, therefore not only become the main cause that cost rises, and influence the design for aesthetic of product.
Summary of the invention
For this reason, the present invention is for the problem that solves above-mentioned existence proposes, and its objective is provides a kind of felt pen implement device and control method thereof that can realize the vision facilities of felt pen function in image display more cheap and easily.
The felt pen implement device of the vision facilities of developing for achieving the above object of the present invention is to be made of following part: when video camera being installed and utilizing the specific place of camera photography picture (Point), for transmitting the felt pen that is provided with by the image in shooting place; And the image that receives the shooting place by felt pen calculates the shooting location coordinates of all relatively pictures, and identification is corresponding to the user command of shooting location coordinates the time, the vision facilities that the work of system is controlled.
At this moment, felt pen is to be made of following part: the image pickup part that the image locality that shows in vision facilities for shooting is provided with; For the image processing part that the Flame Image Process of image pickup part shooting is provided with for the signal that can export; The data sending part that is provided with for the photographed images that image processing part is handled is sent to vision facilities.
And vision facilities is to be made of following part: store with the frame unit of picture and the 1st storage part that is provided with from the picture signal of outside input; For storing the 2nd storage part that relevant control program and recognition image information are provided with; Utilize the recognition image information of the 2nd storage portion stores to produce the frame of recognition image picture, and receive the frame of the image frame of storing in the 1st storage part in turn, simultaneously for frame, insert to export after the frame of recognition image picture it is handled and the image processing part that is provided with at a certain amount of image frame; The image of handling from image processing part for output on picture and the signal efferent that is provided with; The data reception portion that is provided with in order to receive the image of locality shooting from felt pen; The comparing section that is provided with for the image of the shooting that relatively receives from the frame of the recognition image picture of image processing part output with by data reception portion; According to customer requirements, the frame that the frame of recognition image picture is inserted into image frame outputs on the picture afterwards, and, if the comparative result of comparing section, the image that the image of shooting and the frame of recognition image picture have model identical then by the frame of recognition image picture, is discerned the image coordinate of shooting, and according to the relative users order, the control part that the work of system is controlled.
And the felt pen implement device control method of the vision facilities of developing for achieving the above object of the present invention was made up of the following stage: if active user's interface is the felt pen pattern, then whether the user is imported the felt pen work order and carry out the judgement stage; If imported the felt pen work order from the user, then at the frame of a certain amount of image frame, the frame that inserts the recognition image picture is afterwards in the enterprising line output of the picture stage; The user utilizes felt pen, in all images of exporting on picture, the shooting stage is carried out in the locality; Compare the stage by the image of felt pen shooting and the frame of recognition image picture; If result relatively, the image that the frame of the image of shooting and recognition image picture has model identical then by the frame of recognition image picture, carries out calculation stages to the image coordinate of shooting; To carrying out cognitive phase corresponding to the user command of the photographed images coordinate that calculates.
The present invention has following effect:
The first, the miniature camera that is utilized as the camera picture locality is realized felt pen, therefore can better realize user input apparatus.
The second, along with popularizing of digital camera, can realize felt pen with low expense.
The 3rd, when utilizing the felt pen that video camera is set to realize the input media of vision facilities, the image in shooting place is discerned with fixing AD HOC, therefore recognizing site coordinate more correctly, thus improved product reliability.
Embodiment
To the felt pen implement device and the control method exemplary embodiments thereof of vision facilities of the present invention, as follows with reference to description of drawings:
At first, the felt pen implement device of vision facilities of the present invention, be to constitute as shown in Figure 2: when video camera being installed and utilizing the specific place (Point) of camera photography picture 100, for transmitting the felt pen 120 that is provided with by the image in shooting place by following part; And, the image that receives the shooting place by felt pen 120 calculates the location coordinates of the shooting of all relatively pictures, and will discern corresponding to the shooting location coordinates user command the time, to the vision facilities that the work of system is controlled, described vision facilities is a television system 110.
At this moment, felt pen 120 is to be made of following part as shown in Figure 3: be the image pickup part 121 that is provided with of picture displayed 100 localities in the shooting television system 110; The storage part 122 that is provided with for the image of temporary image pickup part 121 shootings; For the image of the shooting of exporting, be treated to the signal that to export and the image processing part 123 that is provided with through storage part 122; The data sending part 124 that is provided with for the image of the shooting of image processing part 123 processing is sent to television system 110.
And television system 110 is to be made of following part as shown in Figure 4: store with the frame unit of picture and the 1st storage part 112 that is provided with from the picture signal of outside input; For storing the 2nd storage part 113 that relevant control program and recognition image information are provided with; The recognition image information of utilizing the 2nd storage part 113 to store produces the frame of recognition image picture, and receive in the 1st storage part 112 frame of the image frame of storage in turn, simultaneously for frame, insert to export after the frame of recognition image picture it is handled and the image processing part 114 that is provided with at a certain amount of image frame; The image of handling from image processing part 114 for output on picture and the signal efferent 115 that is provided with; The data reception portion 118 that is provided with in order to receive the image of locality shooting from felt pen 120; The comparing section 116 that is provided with for the image of the shooting that relatively receives from the frame of the recognition image picture of image processing part 114 output with by data reception portion 118; After being kept in, the image of the locality of importing through data reception portion 118 outputs to the 3rd storage part 117 that comparing section 116 is provided with; According to customer requirements, the frame of recognition image picture, the frame that is inserted into image frame outputs on the picture afterwards, and, if the comparative result of comparing section 116, the image that the frame of the image of shooting and recognition image picture has model identical, then pass through the frame of recognition image picture, the image coordinate of identification shooting, and according to the relative users order, the control part 111 that the work of system is controlled.
Job description to each component parts of felt pen implement device of vision facilities of the present invention as constituted above is as follows:
Felt pen 120 of the present invention is a kind of input medias of importing the television system 110 of user control command.
Here, the image pickup part 121 of felt pen 120 is a kind of miniature cameras, and it is according to customer requirements the image of the locality of demonstration on the picture 100 of television system 110 to be made a video recording.
By the image of image pickup part 121 shootings, output to image processing part 123 through storage part 122, at this moment, image processing part 123 receives the image of making a video recording from storage part 122, and a Flame Image Process that receives is for outputing to the signal aspect of television system 110; And data sending part 124 outputs to television system 110 to the view data of the shooting of handling in the image processing part 123.
For the user to easier operation of felt pen 120 work, on the cover of felt pen 120, be provided with Action Button, therefore, if user's input action button, then the microprocessor (omitting among the figure) of felt pen 120 systems is discerned user's input action button, and by data sending part 124 actuating signal of felt pen 120 is sent to television system 110.
And television system 110 of the present invention receives user's control commands by felt pen 120.
If control part 111 is received the actuating signal that transmits from felt pen 120, then, system is controlled comprehensively for allowing to discern user command by felt pen 120 inputs.
The 1st storage part 112 for the picture signal of preparing output on picture 100 is carried out memory storing with the frame unit of picture, is stored the frame of 3 to 6 pictures and by exporting in turn as a kind of usually.And the 2nd storage part 113 is stored relevant control program and recognition mode information usually.
Image processing part 114 is treated to the signal aspect that can export with the frame of the image frame of the 1st storage part 112 outputs, and according to the control signal of control part 111, utilize the recognition image information of storing in the 2nd storage part 113 to produce the frame of recognition image picture, simultaneously to the frame of a certain amount of image frame, insert after the frame of recognition image picture, signal is handled.
For example, if television system 110 is exported the two field picture of 30 pictures with the 720p per second, then per second is exported the frame of 30 pictures, to the frame of wherein a certain amount of picture, inserts the frame (the approximately frames of per second 2 pictures) of recognition image picture.
The picture signal that signal efferent 115 is handled image processing part 114 outputs on the picture 100.
Data reception portion 118 receives the input of user by the image of the locality of felt pen 120 shootings; And the 3rd storage part 117 outputs to comparing section 116 after the image of the locality of importing through data reception portion 118 is kept in.
Comparing section 116 as shown in Figure 5, reception is from the photographed images of the 3rd storage part 117 outputs, when promptly receiving the input of the locality image of making a video recording, also receive the frame input that is controlled at the recognition image picture that produces in the image processing part 114 by control part 111 by felt pen 120.Whether and comparing section 116 compares the locality image of shooting and the frame of recognition image picture, and identical with the frame of recognition image picture according to the image of the locality of making a video recording, and comparative result is outputed to control part 111.
Control part 111 is according to the comparative result of comparing section 116, if the user has identical two field picture by the image of felt pen 120 shootings with the frame of recognition image picture, then in the frame zone of all recognition image pictures (all pictures), when discerning the image coordinate of shooting, also discern user command corresponding to the image coordinate of shooting.
That is, if the user utilizes the locality of felt pen 120 indication (Indicate) pictures 100, image pickup part 121 (video camera) then by being provided with in the felt pen 120, the corresponding inessive image of making a video recording, and the image of shooting is sent to television system 110.At this moment, television system 110 receives the locality coordinate of discerning user's indication from the input of felt pen 120 photographed images, thereby receives the input of user command.
Television system 110 of the present invention and felt pen 120 are to be the receiving and sending of data, and connect by UPI (IEEE1394) or USB (universal serial bus) (USB) cable; And data sending part 124 is exactly for being connected the input/output end port that universal external equipment (IEEE1394) or USB (universal serial bus) (USB) cable are provided with data reception portion 118.
To as the control method of the felt pen implement device of above-mentioned vision facilities of the present invention be described as follows:
At first as shown in Figure 6, whether the user interface of television system 110 is judged (S110) for the felt pen pattern.
If be judged as active user's interface is the felt pen pattern, then the duty of felt pen 120 is confirmed (S130).If user's input is arranged on the Action Button of felt pen, then the actuating signal of felt pen 120 is sent to television system 110; And television system 110 is confirmed felt pen 120 duties according to the actuating signal that transmits from felt pen 120.
Then, if start working according to customer requirements felt pen 120, then to the frame of a certain amount of image frame, the frame of insertion recognition image picture is output image picture (S150) afterwards.
Here, the frame of recognition image picture normally utilizes in the 2nd storage part 113 frame of the recognition image picture of storage to produce, and it has fixing pattern.
Then, with felt pen 120 actions, the two field picture that inserts the recognition image picture on the picture is exported.At this moment, if the user utilizes the locality of felt pen 120 indication pictures, then by the image of 121 pairs of corresponding locations of image pickup part make a video recording (S170).
At this moment, the port connection status of data sending part 124 or data reception portion 118 is confirmed (S190).
If confirm result (S190), the port connection status of data sending part 124 or data reception portion 118 exists unusual, then port connection error information for example, " PLSCONFM felt pen stube cable state! " show (S210).
In addition, if confirm that the port connection status does not exist unusually as a result, then felt pen 120 is sent to television system 110 (S230) to the ground dot image of being made a video recording.
Then, whether the frame of the photographed images that transmits from felt pen 120 of 110 pairs of television systems and recognition image picture is identical judges (S250).
If judged result (S250), the frame of photographed images and recognition image picture has pattern inequality, then this situation is judged as to make mistake, and ignores the input (photographed images) of felt pen 120.
If judged result (S250), the photographed images that transmits from felt pen 120 has identical two field picture with the frame of recognition image picture, then to which position of photographed images, promptly to confirming (S270) by the location coordinates of felt pen 120 shootings corresponding to recognition image.
In other words, television system 110 receives the input by the shooting ground dot image of felt pen 120 shootings, and compares with the frame of recognition image picture; And, the position coordinates in shooting place is confirmed simultaneously that identification is corresponding to the user command of its coordinate in the frame inside of recognition image picture.
Then,, then do not insert the frame of recognition image picture, only export normal pictures (S290) with the frame of image frame if active user's interface is not the felt pen pattern.
Therefore, the present invention is by realizing the user input apparatus of television system 110 with felt pen 120 interfaces that image pickup part 121 is set.
By above-mentioned explanation if the technician of the industry can have diversified change in not breaking away from the technology of the present invention thought range.
Therefore, technical scope of the present invention is not to be limited by the content that illustrates in exemplary embodiments, but is determined by claims.