CN1581215A - Wireless pen-contact type data inputting device and method - Google Patents
Wireless pen-contact type data inputting device and method Download PDFInfo
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- CN1581215A CN1581215A CNA031535798A CN03153579A CN1581215A CN 1581215 A CN1581215 A CN 1581215A CN A031535798 A CNA031535798 A CN A031535798A CN 03153579 A CN03153579 A CN 03153579A CN 1581215 A CN1581215 A CN 1581215A
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Abstract
The present invention relates to a wireless pen-touch data input device and its method. It can be connected with intelligent information system, the hand-writen data can be inputted into said syste, it also can be used as cursor remove control device to control remove of cursor on display screen of said system. Said wireless pen-touch data input device and method can be implemented by utilizing a mobile shell body on which two photosensitive type azimuth detection modules are placed. Said invention also provides the concrete method and steps for implement the application of said device.
Description
Invention field
The invention relates to a kind of infotech, particularly about a kind of wireless pen touch data input device and method, it is used for overlap joint to an intelligent infosystem, allow the user with wireless lettering pen with writable data input this intelligent infosystem extremely; It also can be used as a cursor and moves control device (pointing device), allows the user move cursor on this intelligent infosystem display screen.
Background technology
General common intelligent infosystem is notebook personal computer, desktop PC, personal digital assistant device, static number camera or the like for example, and its data input device that adopts for example comprises keyboard, mouse, digital drawing board, track Trackpad (touch pad) or the like.Keyboard is the most frequently used data input device, in order to allow user's input characters data; Mouse, digital drawing board and track Trackpad then can be used as a kind of graphic documentation input media, or move the control device as a cursor.
In addition, generally also can utilize track Trackpad or digital drawing board to come, and utilize identification software to identify the handwriting of user's input with handwriting mode input characters data.But because people's finger tip is thicker, being difficult for the input effect that reaches careful, therefore generally is with digital drawing board or track Trackpad and a digital writing pencil (digital pen) collocation use, allows the user with hand-written or stroke mode input characters graphic documentation.
Yet above-mentioned available data input media has following shortcoming.
The first, existing style of writing formula data input device be with digital drawing board or track Trackpad as working face, therefore need extra desk-top space put digital drawing board or track Trackpad, make desk-top space become rather crowded.
The second, must be connected with electric wire between the lettering pen of existing style of writing formula data input device and the intelligent infosystem, therefore make desk-top space mixed and disorderly.
The 3rd, existing style of writing formula data input device must be by special interface, just can be coupled to desktop PC or notebook personal computer, can't be used for small-sized intelligent infosystem at present, for example personal digital assistant device and static number camera.
The 4th, digital drawing board is not portable, when the user carries notebook personal computer and goes out, and often can't usable floor area bigger digital drawing board input data.Therefore demand is a kind of on the notebook personal computer market spendable style of writing formula data input device that has than the large tracts of land working face when going out.
Summary of the invention
For overcoming the shortcoming of above-mentioned prior art, fundamental purpose of the present invention is to provide a kind of wireless pen touch data input device and method, and it can be without the digital drawing board of entity or track Trackpad as working face.
Another object of the present invention is to provide a kind of wireless pen touch data input device and method, do not need to be connected between its used lettering pen and the intelligent infosystem, make desk-top space more succinct by electric wire.
Another purpose of the present invention is to provide a kind of wireless pen touch data input device and method, it can be arranged in pairs or groups with various types of intelligent infosystems, for example comprises notebook personal computer, desktop PC, personal digital assistant device, static number camera or the like.
A further object of the present invention is to provide a kind of wireless pen touch data input device and method, and it can allow the user of notebook personal computer when going out, and needn't use digital drawing board, still can be on the larger area working face input data.
For reaching above-mentioned purpose, the invention provides a kind of wireless pen touch data input device and method of novelty.
Wireless pen touch data input device of the present invention comprises: (a) wireless lettering pen, have a luminous nib, and can launch transmitting beam in all directions;
(b) a pair of light sensation formula position angle detection module comprises the first light sensation formula position angle detection module and the second light sensation formula position angle detection module; This first and second light sensations formula position angle detection module also can comprise respectively:
(b1) position transducer, it is a kind of photo-electric diode, has a light-sensitive surface, can respond the transmitting beam of incident and produces an analog output signal; The intensity of this analog output signal becomes a particular kind of relationship with the position that is subjected to luminous point; And
(b2) focus lamp is placed on the light-sensitive surface of position transducer, and the transmitting beam of incident is focused on this light-sensitive surface; This first and second light sensations formula position angle detection module is separated by a predeterminable range and is configured on two end points of a side of a working face;
Each position on this working face is to each pixel in should the display screen of intelligent infosystem; Wherein, the position transducer in this first light sensation formula position angle detection module can produce azimuthal first output signal of representing this transmitting beam when the transmitting beam that the luminous nib that receives this wireless lettering pen sends; Position transducer in this second light sensation formula position angle detection module can produce azimuthal second output signal of representing this transmitting beam when receiving the transmitting beam that this wireless lettering pen sends;
(c) a pair of azimuth signal conversion equipment comprises first orientation angle signal conversion equipment and second orientation angle signal conversion equipment;
Wherein, this first orientation angle signal conversion equipment is coupled to the first light sensation formula position angle detection module, and first output signal with the first light sensation formula position angle detection module output converts the first corresponding numerical signal to; This first numerical signal is promptly represented the position angle of the transmitting beam that the first light sensation formula position angle detection module receives; And
This second orientation angle signal conversion equipment is coupled to the second light sensation formula position angle detection module, and second output signal with the second light sensation formula position angle detection module output converts corresponding second value signal to; This second value signal is promptly represented the position angle of the transmitting beam that the second light sensation formula position angle detection module receives; And
(d) a pixel coordinates calculation element, be coupled to first orientation angle signal conversion equipment and second orientation angle signal conversion equipment, can be according to predetermined both sides' parallactic angle rectangular coordinate conversion formula, position angle with first numerical signal and the representative of second value signal is the known parameters value, the luminous nib that calculates this wireless lettering pen is the position coordinates on this working face at present, and converts this position coordinates to corresponding pixel coordinates.
Wireless pen touch data input method of the present invention may further comprise the steps: (1) provides a wireless lettering pen, and it has a luminous nib, can launch transmitting beam in all directions; (2) the first light sensation formula position angle detection module and the second light sensation formula position angle detection module are separated by a predeterminable range and are configured on two end points of a side of a working face; Each position on this working face corresponds to each pixel in the display screen of this intelligent infosystem; Wherein, this first light sensation formula position angle detection module can produce azimuthal first output signal of representing this transmitting beam when the transmitting beam that the luminous nib that receives this wireless lettering pen sends; This second light sensation formula position angle detection module can produce azimuthal second output signal of representing this transmitting beam when receiving the transmitting beam that this wireless lettering pen sends; (3) the user will this wireless lettering pen luminous nib contact on working face the time; First output signal that the transmitting beam of first light sensation formula position angle detection module response incident is produced is gone into characteristic and is tried to achieve the position angle of the transmitting beam of this incident according to the output of this first light sensation formula position angle detection module; Second output signal that the transmitting beam of second light sensation formula position angle detection module response incident is produced is gone into characteristic and is tried to achieve the position angle of the transmitting beam of this incident according to the output of this second light sensation formula position angle detection module; (4) be known parameters with the first wireless parties parallactic angle and the second wireless parties parallactic angle, and according to both sides' parallactic angle rectangular coordinate conversion formula of trying to achieve in advance, the luminous nib that calculates this wireless lettering pen is the position coordinates on working face at present, and converts this position coordinates to corresponding pixel coordinates; And (5) will this wireless lettering pen the track that on working face, streaks of luminous nib, be presented on the corresponding pixel on the display screen of this intelligent infosystem.
Basic conception of the present invention is one movably on the housing, for example on the shell body of notebook personal computer or personal digital assistant device, settle two above-mentioned light sensation formula position angle detection modules, just can be with the plane of this housing storing, desk tops for example is that reference point defines a working face with the position of two light sensation formula position angle detection modules.This working face is the display plane of the display screen of corresponding intelligent infosystem; And each location point on this working face is a pixel in the corresponding display screen; And each pixel in the display screen can utilize wireless lettering pen to specify.
Wherein, this wireless lettering pen and this are for example to utilize the transmitting beam of infrared light beam to carry out to the data transmission between the detection module of light sensation formula position angle.
Compare with existing data input device, style of writing formula data input device of the present invention is directly as working face with desktop, but not adopt the digital drawing board or the track Trackpad of entity, therefore must be on intelligent infosystem the entity apparatus outside the plus, can save desk-top space.Do not need to be connected between wireless lettering pen and the intelligent infosystem, therefore can not make desktop mixed and disorderly with the electric wire of any entity.Style of writing formula data input device of the present invention can be arranged in pairs or groups with various types of intelligent infosystems.When the user carries notebook personal computer and goes out, can use large-area working face to come tablet pattern or written historical materials with any desktop as working face.Style of writing formula data input device of the present invention not only can be used as the input media of drawing shape on the other hand, and with writable data, for example letter symbol, electronic signature, figure or the like input to intelligent infosystem with handwriting mode; Also can be used as a cursor and move the control device, control moving of cursor on the display screen of this intelligent infosystem.Therefore the present invention has multiple application.
Description of drawings
Fig. 1 is system's block schematic diagram, shows the basic system architecture of wireless pen touch data input device of the present invention;
Fig. 2 shows the application synoptic diagram of wireless pen touch data input device of the present invention;
Fig. 3 is a geometric representation, and how much mathematical principles of foundation of the present invention are described;
Fig. 4 is a structural representation, shows the basic framework of each light sensation formula position angle detection module that the present invention adopts;
Fig. 5 A to Fig. 5 D shows the application synoptic diagram of wireless pen touch data input device of the present invention and four kinds of dissimilar intelligent infosystem collocation;
Fig. 6 is an operational flowchart, shows each basic operational steps in the wireless pen touch data input method of the present invention;
Fig. 7 is a geometric representation, the motion track of display radio lettering pen on working face;
Fig. 8 is a synoptic diagram, shows wireless lettering pen motion track graph of a correspondence shown in Figure 7.
Embodiment
Embodiment
Fig. 1 is system's block schematic diagram, shows an intelligent infosystem 100 and wireless pen touch data input device of the present invention (the dashed rectangle 200 included part) basic system architecture when collocation is used.
Intelligent infosystem 100 for example is notebook personal computer, desktop PC, personal digital assistant device (Personal Digital Assistant, PDA), static number camera (Digital Still Camera, DSC) or the like, it has a display screen 101 at least.
The ultimate system assembly of wireless pen touch data input device 200 of the present invention comprises: (a) wireless lettering pen 210, and it has a luminous nib 211, can launch infrared light beam to all directions; (b) two light sensation formula position angle detection modules comprise that the first light sensation formula position angle detection module 221 reaches and the second light sensation formula position angle detection module 222; Wherein the first light sensation formula position angle detection module 221 is by a position transducer (Position Sensing Detector, PSD) 221a and a focus lamp 221b form, and 222 of the second light sensation formula position angle detection modules are made up of the second place sensor 222a and the second focus lamp 222b; (c) two azimuth signal conversion equipments comprise first orientation angle signal conversion equipment 231 and second orientation angle signal conversion equipment 232; And (d) pixel coordinates calculation element 240.
Fig. 2 shows the application synoptic diagram of wireless pen touch data input device of the present invention.As shown in the figure, basic conception of the present invention is one movably on the housing 250, for example on the shell body of notebook personal computer or personal digital assistant device, settle two above-mentioned light sensation formula position angle detection modules 221,222, just the plane that this housing 250 can be put, desk tops for example is that reference point defines a working face 300 (part that comprises as the dashed rectangle among Fig. 2 300) with the position of two light sensation formula position angle detection modules 221,222.The display plane of the display screen 101 that this working face 300 is corresponding intelligent infosystem 100; Each location point on the working face 300 is the pixel (pixel) in the corresponding display screen 101.
Below in this manual, will be with (x, y) position coordinates on the expression working face 300; And so that (A B) represents pixel coordinates in the display screen 101.
Please then consult the geometric representation of Fig. 3, it is in order to how much mathematical principles of explanation institute of the present invention foundation.As shown in the figure, the spacing distance of supposing two light sensation formula position angle detection modules 221,222 is D (this is default given value); The first light sensation formula position angle detection module, 221 detected infrared ray incident angles are θ (it is the detected light source azimuth of reference point angle that this angle is also represented with the first light sensation formula position angle detection module 221); The second light sensation formula position angle detection module, 222 detected infrared ray incident angles are φ (it is the detected light source azimuth of reference point angle that this angle is also represented with the second light sensation formula position angle detection module 222).In addition, the location point at detection module 221 places, the first light sensation formula position angle is defined as the initial point (0,0) of working face 300 pairing pixel coordinates.
According to geometric representation shown in Figure 3, the position coordinates of the luminous nib 211 that can try to achieve present wireless lettering pen 210 on working face 300 (x, y) with known parameters (D, θ, relational expression φ), as follows:
Separating above simultaneous equations can try to achieve:
y＝x·tanθ
Above mathematical formulae will be called " both sides' parallactic angle rectangular coordinate conversion formula " in this manual.
But because (x is luminous nib 211 position coordinateses on working face 300 at present of the wireless lettering pen 210 of representative y), is not the pixel coordinates on the display screen 101 of the intelligent infosystem 100 of representative; Therefore the fibrous root proportionate relationship between the lateral resolution of screen 101 (for example being 800 * 600) and the spacing distance D according to the show, make in advance conversion formula from the position coordinates to the pixel coordinates (x, y) → (A, B).
Please consult Fig. 1 and Fig. 2 again, but luminous nib 211 one way or anothers of wireless lettering pen 210 send infrared light beam; When just the luminous nib 211 of wireless lettering pen 210 being placed on arbitrary location point of working face 300, its infrared light beam that sends can be received by light sensation formula position angle detection module 221,222 respectively.
As shown in Figure 4, the first light sensation formula position angle detection module 221 is formed (annotate: because the framework of the framework of the second light sensation formula position angle detection module 222 and the first light sensation formula position angle detection module 221 is identical, so Fig. 4 does not repeat to draw the framework of the second light sensation formula position angle detection module 222) by a position transducer (PSD) 221a and a focus lamp 221b.
Above-mentioned position transducer 221a is a kind of silicon photoelectric diode (Siliconphotodiode) that goes out newly developed, and its characteristic is the photocurrent I of its output
Op1Be proportional to the position that is subjected to luminous point and the spacing distance d between the end points, just
I
op1∝d
(, therefore will its inner structure not being described further) because position transducer 221a is a kind of conventional semiconductor assembly.Focus lamp 221b can focus on the infrared light beam that receives the location point on the position transducer 221a.Therefore the composite module of position transducer 221a and focus lamp 221b can provide a position angle measuring ability, in order to the azimuth angle theta of luminous nib 211 positions of detecting present wireless lettering pen 210; I just
Op1And there is a particular kind of relationship between the θ,
I
Op1=f (θ), and this particular kind of relationship can be gone into characteristic according to the output of position transducer 221a in advance and tried to achieve.Therefore with I
Op1After making suitable analog signal processing according to this particular kind of relationship, can learn the azimuth angle theta of luminous nib 211 positions of present wireless lettering pen 210.
First orientation angle signal conversion equipment 231 is according to the relational expression I that tries to achieve in advance
Op1=f (θ) is with the first analog current signal I of the first light sensation formula position angle detection module, 221 outputs
Op1Convert the first corresponding digital signal to; The value of this first digital signal is promptly represented the azimuth angle theta of the infrared light beam that the first light sensation formula position angle detection module 221 receives; And second orientation angle signal conversion equipment 232, the then second analog current signal I that the second light sensation formula position angle detection module 222 is exported
Op2, converting the second corresponding digital signal to, its value is promptly represented the position angle φ of the infrared light beam that the second light sensation formula position angle detection module 222 receives.
Pixel coordinates calculation element 240, a microprocessor (sub-CPU) for example, can be according to above-mentioned both sides' parallactic angle rectangular coordinate conversion formula, (θ is φ) as the known parameters value with two position angles that azimuth signal conversion equipment 231,232 provides, calculate the luminous nib 211 of wireless lettering pen 210 whereby, (x y), follows this position coordinates (x position coordinates on working face 300 more at present, y) convert to pixel coordinates (A, B); Just pixel coordinates calculation element 240 receive parameter value (θ, φ) after, will carry out following three calculation procedures in regular turn:
y＝x·tanθ
(x，y)→(A，B)
Pixel coordinates calculation element 240 then can (A B) be sent to intelligent infosystem 100, just can orient corresponding pixel on its display screen 101 with the pixel coordinates of trying to achieve.
Fig. 5 A-5D shows the application synoptic diagram of wireless pen touch data input device of the present invention and four kinds of dissimilar intelligent infosystem collocation.
In the application example shown in Fig. 5 A, wireless pen touch data input device of the present invention is applied in personal digital assistant device (Personal Digital Assistant, PDA) on 110, and two above-mentioned light sensation formula position angle detection modules 221,222 are arranged on the bottom sides of shell body of this personal digital assistant device 110.When being placed in this personal digital assistant device 110 on the desktop, can be with the tabletop section in detection module 221,222 the place aheads, light sensation formula position angle as working face.
In the application example shown in Fig. 5 B, wireless pen touch data input device of the present invention is applied in static number camera (Digital Still Camera, DSC) on 120, and two above-mentioned light sensation formula position angle detection modules 221,222 are arranged on the below, front side of the shell body of this static number camera 120.When putting this static number camera 120 on the table, can be with the tabletop section in detection module 221,222 the place aheads, light sensation formula position angle as working face.
In the application example shown in Fig. 5 C, wireless pen touch data input device of the present invention is applied on the notebook personal computer 130, and two above-mentioned light sensation formula position angle detection modules 221,222 is arranged on the side, the place ahead of shell body of this notebook personal computer 130.When this notebook personal computer 130 is put on the table, can be with the tabletop section in detection module 221,222 the place aheads, light sensation formula position angle as working face.
In the application example shown in Fig. 5 D, wireless pen touch data input device of the present invention is applied on the desktop PC 140, and two above-mentioned light sensation formula position angle detection modules 221,222 are arranged on the external connection box 141.When this external connection box 141 is placed on the desktop, can be with the tabletop section in detection module 221,222 the place aheads, light sensation formula position angle as working face.
Fig. 6 is an operational flowchart, shows each basic operational steps in the wireless pen touch data input method of the present invention.
Please consult Fig. 6 and Fig. 1 simultaneously, in step S0, the user begins operate wireless lettering pen 210; Just the user touches the luminous nib 211 of wireless lettering pen 210 on the working face 300 of light sensation formula position angle detection module 221,222 definition.
Then in step S1, position transducer (PSD) 221a, 221b in the light sensation formula position angle detection module 221,222 are subjected to producing the first analog current signal I respectively from the exciting of the infrared light beam of the luminous nib 211 of wireless lettering pen 210
Op1And the two or two analog current signal I
Op2, and with I
Op1And I
Op2Be sent to azimuth signal conversion equipment 231,232 respectively.
Then in step S2, first orientation angle signal conversion equipment receives I
Op1After, just can convert thereof into the first corresponding digital signal; The value of this first digital signal is promptly represented the azimuth angle theta of the infrared light beam that the first light sensation formula position angle detection module 221 receives.And meanwhile, second orientation angle signal conversion equipment 232 receives I
Op2After, just can convert thereof into the second corresponding digital signal; The value of this second digital signal is promptly represented the position angle φ of the infrared light beam that the second light sensation formula position angle detection module 222 receives.Azimuth signal conversion equipment 231,232 will represent respectively then that (θ, φ) first digital signal and second digital signal are sent to pixel coordinates calculation element 240.
Then in step S3, pixel coordinates calculation element 240 receives (θ, φ), just in both sides' parallactic angle rectangular coordinate conversion formula that can its substitution is above-mentioned, so as to the luminous nib 211 present pairing pixel coordinates (x in position on working face 300 that calculate wireless lettering pen 210, y), just
y＝x·tanθ
Then in step S4, pixel coordinates calculation element 240 is according to the corresponding relation of the used display screen resolution of working face 300 and intelligent infosystem 100, with position coordinates (x, y) convert corresponding pixel coordinates (A to, B), and with pixel coordinates (A, value B) is sent to intelligent infosystem 100.
Then in step S5, judge the whether wireless lettering pen 210 of ongoing operation of user; If then repeated execution of steps S1 obtains a series of pixel coordinates value whereby to step S4; If not, then skip to step S6.
Then in step S6, the track with the luminous nib 211 of this wireless lettering pen 210 streaks on working face 300 is presented on the display screen 101 of intelligent infosystem 100.
Fig. 7 is a geometric representation, a succession of the position coordinates { (x of display radio lettering pen 210 on working face 300
1, y
1), (x
2, y
2), (x
3, y
3) on the motion track that streaks; Fig. 8 shows that then numeral shown in Figure 7 writes corresponding the pixel coordinates { (A of a motion track on display screen 101
1, B
1), (A
2, B
2), (A
3, B
3) the last trace graphics that shows.
Generally speaking, the invention provides a kind of novelty wireless pen-contact type data inputting device and Method, it can overlap with intelligent information system, and literal or graphic documentation is defeated with handwriting mode Enter to this intelligent information system. Compare pen of the present invention with existing data input device The touch data input device has the following advantages.
The first, the present invention be with desktop directly as working face, but not adopt the numeral of entity Drawing board or track Trackpad, therefore must be on intelligent information system the entity outside the plus Device can be saved desk-top space.
The second, do not need the electric wire with any entity between wireless lettering pen and the intelligent information system Connect, therefore can be so that desktop be not mixed and disorderly.
The 3rd, pen-contact type data input device of the present invention can with various types of intelligent information System's collocation, for example personal digital assistant device, static number camera, notebook type individual meter Calculation machine, desktop PC etc.
The 4th, when the user carries notebook personal computer and goes out, can be with any table Face still can come tablet pattern with large-area working face as working face when therefore going out Or written historical materials.
The 5th, pen-contact type data input device of the present invention not only can be used as the defeated of a hand-drawing graphics Enter device, with writable data, for example letter symbol, electronic signature, figure etc., with Handwriting mode inputs to intelligent information system; Also can be used as a cursor and move the control device, control should The movement of cursor on the display screen of intelligent information system. Therefore the present invention has multiple application The property.
Claims (20)
1. wireless pen touch data input device, can with intelligent infosystem overlap joint, and this intelligent infosystem has a display screen, allow the user in the style of writing mode with data input this intelligent infosystem extremely; It is characterized in that this wireless pen touch data input device comprises:
(a) a wireless lettering pen has a luminous nib, can launch transmitting beam in all directions;
(b) a pair of light sensation formula position angle detection module comprise the first light sensation formula position angle detection module and the second light sensation formula position angle detection module, and it has a light sensing face respectively;
This first and second light sensations formula position angle detection module is separated by a predeterminable range and is configured on two end points of a side of a working face; Each position on this working face is corresponding to each pixel in the display screen of this intelligent infosystem;
Wherein, this first light sensation formula position angle detection module can produce and represent azimuthal first output signal of this transmitting beam when the transmitting beam that the luminous nib that receives wireless lettering pen sends;
This second light sensation formula position angle detection module can produce and represent azimuthal second output signal of this transmitting beam when receiving the transmitting beam that wireless lettering pen sends;
(c) a pair of azimuth signal conversion equipment comprises first orientation angle signal conversion equipment and second orientation angle signal conversion equipment;
Wherein, this first orientation angle signal conversion equipment is coupled to the first light sensation formula position angle detection module, and first output signal with the first light sensation formula position angle detection module output converts the first corresponding numerical signal to; This first numerical signal is promptly represented the position angle of the transmitting beam that the first light sensation formula position angle detection module receives; And
This second orientation angle signal conversion equipment is coupled to the second light sensation formula position angle detection module, and second output signal with the second light sensation formula position angle detection module output converts corresponding second value signal to; This second value signal is promptly represented the position angle of the transmitting beam that the second light sensation formula position angle detection module receives; And
(d) a pixel coordinates calculation element, be coupled to first orientation angle signal conversion equipment and second orientation angle signal conversion equipment, can be according to predetermined both sides' parallactic angle rectangular coordinate conversion formula, position angle with first numerical signal and the representative of second value signal is the known parameters value, the luminous nib that calculates this wireless lettering pen is the position coordinates on working face at present, and converts this position coordinates to corresponding pixel coordinates.
2. wireless pen touch data input device as claimed in claim 1 is characterized in that this transmitting beam is an infrared light beam.
3. wireless pen touch data input device as claimed in claim 1 is characterized in that, this first and second light sensations formula position angle detection module comprises respectively:
(b1) position transducer is a kind of photo-electric diode, can respond the transmitting beam of incident and produces an analog output signal; The intensity of this analog output signal becomes particular kind of relationship with the position that is subjected to luminous point; And
(b2) focus lamp is placed on the light-sensitive surface of this position transducer, and the transmitting beam of incident is focused on this light-sensitive surface.
4. wireless pen touch data input device as claimed in claim 1 is characterized in that this intelligent infosystem is a personal digital assistant device; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of personal digital assistant device.
5. wireless pen touch data input device as claimed in claim 1 is characterized in that this intelligent infosystem is a notebook personal computer; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of this notebook personal computer.
6. wireless pen touch data input device as claimed in claim 1 is characterized in that, this intelligent infosystem is a static number camera; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of static number camera.
7. wireless pen touch data input device as claimed in claim 1 is characterized in that this intelligent infosystem is a desktop PC; And the first and second light sensation formula position angle detection modules are arranged on the side of the external connection box that is coupled to desktop PC.
8. wireless pen touch data input device, it can be used for overlap joint to an intelligent infosystem, and this intelligent infosystem has a display screen, allow the user in the style of writing mode with data input this intelligent infosystem extremely; It is characterized in that this wireless pen touch data input device comprises:
(a) a wireless lettering pen has a luminous nib, can launch transmitting beam in all directions;
(b) a pair of light sensation formula position angle detection module comprises the first light sensation formula position angle detection module and the second light sensation formula position angle detection module; This first and second light sensations formula position angle detection module comprises respectively:
(b1) position transducer, it is a kind of photo-electric diode, has a light-sensitive surface, can respond the transmitting beam of incident and produces an analog output signal; The intensity of this analog output signal becomes a particular kind of relationship with the position that is subjected to luminous point; And
(b2) focus lamp is placed on the light-sensitive surface of position transducer, and the transmitting beam of incident is focused on this light-sensitive surface;
This first and second light sensations formula position angle detection module is separated by a predeterminable range and is configured on two end points of a side of a working face; Each position on this working face is to each pixel in should the display screen of intelligent infosystem;
Wherein, the position transducer in this first light sensation formula position angle detection module can produce azimuthal first output signal of representing this transmitting beam when the transmitting beam that the luminous nib that receives this wireless lettering pen sends;
Position transducer in this second light sensation formula position angle detection module can produce azimuthal second output signal of representing this transmitting beam when receiving the transmitting beam that this wireless lettering pen sends;
(c) a pair of azimuth signal conversion equipment comprises first orientation angle signal conversion equipment and second orientation angle signal conversion equipment;
Wherein this first orientation angle signal conversion equipment is coupled to the first light sensation formula position angle detection module, and first output signal with the first light sensation formula position angle detection module output converts the first corresponding numerical signal to; This first numerical signal is promptly represented the position angle of the transmitting beam that the first light sensation formula position angle detection module receives; And
This second orientation angle signal conversion equipment is coupled to the second light sensation formula position angle detection module, and second output signal with the second light sensation formula position angle detection module output converts corresponding second value signal to; This second value signal is promptly represented the position angle of the transmitting beam that the second light sensation formula position angle detection module receives; And
(d) a pixel coordinates calculation element, be coupled to first orientation angle signal conversion equipment and second orientation angle signal conversion equipment, can be according to predetermined both sides' parallactic angle rectangular coordinate conversion formula, position angle with first numerical signal and the representative of second value signal is the known parameters value, the luminous nib that calculates this wireless lettering pen is the position coordinates on this working face at present, and converts this position coordinates to corresponding pixel coordinates.
9. wireless pen touch data input device as claimed in claim 8 is characterized in that this transmitting beam is an infrared light beam.
10. wireless pen touch data input device as claimed in claim 8 is characterized in that this intelligent infosystem is a personal digital assistant device; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of personal digital assistant device.
11. wireless pen touch data input device as claimed in claim 8 is characterized in that this intelligent infosystem is a notebook personal computer; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of notebook personal computer.
12. wireless pen touch data input device as claimed in claim 8 is characterized in that this intelligent infosystem is the static number camera; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of static number camera.
13. wireless pen touch data input device as claimed in claim 8 is characterized in that this intelligent infosystem is a desktop PC; And the first and second light sensation formula position angle detection modules are arranged on the side of the external connection box that is coupled to this desktop PC.
14. a wireless pen touch data input method, it can be used on the intelligent infosystem, and this intelligent infosystem has a display screen, allow the user with a WriteMode input data to this intelligent infosystem; It is characterized in that this wireless pen touch data input method may further comprise the steps:
(1) provide a wireless lettering pen, it has a luminous nib, can launch transmitting beam in all directions;
(2) the first light sensation formula position angle detection module and the second light sensation formula position angle detection module are separated by a predeterminable range and are configured on two end points of a side of a working face; Each position on this working face corresponds to each pixel in the display screen of this intelligent infosystem;
Wherein, this first light sensation formula position angle detection module can produce azimuthal first output signal of representing this transmitting beam when the transmitting beam that the luminous nib that receives this wireless lettering pen sends;
This second light sensation formula position angle detection module can produce azimuthal second output signal of representing this transmitting beam when receiving the transmitting beam that this wireless lettering pen sends;
(3) the user will this wireless lettering pen luminous nib contact on working face the time, the transmitting beam of first light sensation formula position angle detection module response incident and first output signal that produces are gone into characteristic and are tried to achieve the position angle of the transmitting beam of this incident according to the output of this first light sensation formula position angle detection module;
The transmitting beam of second light sensation formula position angle detection module response incident and second output signal that produces are gone into characteristic and are tried to achieve the position angle of the transmitting beam of this incident according to the output of this second light sensation formula position angle detection module;
(4) be known parameters with the first wireless parties parallactic angle and the second wireless parties parallactic angle, and according to both sides' parallactic angle rectangular coordinate conversion formula of trying to achieve in advance, the luminous nib that calculates this wireless lettering pen is the position coordinates on working face at present, and converts this position coordinates to corresponding pixel coordinates; And
(5) track that luminous nib that will this wireless lettering pen streaks on working face is presented on the corresponding pixel on the display screen of this intelligent infosystem.
15. wireless pen touch data input method as claimed in claim 14 is characterized in that this transmitting beam is an infrared light beam.
16. wireless pen touch data input method as claimed in claim 14 is characterized in that, the first light sensation formula position angle detection module described in the step (2) and the second light sensation formula position angle detection module comprise respectively:
(2a) position transducer, it is a kind of photo-electric diode, can respond the transmitting beam of incident and produce one the simulation output signal; The intensity of the output signal of this simulation becomes a particular kind of relationship with the position that is subjected to luminous point; And
(2b) focus lamp is placed on the light-sensitive surface of position transducer, and the transmitting beam of incident is focused on this light-sensitive surface.
17. wireless pen touch data input method as claimed in claim 14 is characterized in that this intelligent infosystem is a personal digital assistant device; And this first and second light sensations formula position angle detection module is arranged on the side of shell body of personal digital assistant device.
18. wireless pen touch data input method as claimed in claim 14 is characterized in that this intelligent infosystem is a notebook personal computer; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of notebook personal computer.
19. wireless pen touch data input method as claimed in claim 14 is characterized in that this intelligent infosystem is the static number camera; And the first and second light sensation formula position angle detection modules are arranged on the side of shell body of static number camera.
20. wireless pen touch data input method as claimed in claim 14 is characterized in that this intelligent infosystem is a desktop PC; And the first and second light sensation formula position angle detection modules are arranged on the side of the external connection box that is coupled to desktop PC.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031535798A CN1324442C (en) | 2003-08-15 | 2003-08-15 | Wireless pen-contact type data inputting device and method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNB031535798A CN1324442C (en) | 2003-08-15 | 2003-08-15 | Wireless pen-contact type data inputting device and method |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN1581215A true CN1581215A (en) | 2005-02-16 |
| CN1324442C CN1324442C (en) | 2007-07-04 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNB031535798A Expired - Fee Related CN1324442C (en) | 2003-08-15 | 2003-08-15 | Wireless pen-contact type data inputting device and method |
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| Country | Link |
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| CN (1) | CN1324442C (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100403242C (en) * | 2005-12-20 | 2008-07-16 | 神基科技股份有限公司 | Input device |
| CN101169831B (en) * | 2006-10-25 | 2011-07-20 | 原相科技股份有限公司 | Pointer positioning device and method |
| CN102262484A (en) * | 2010-05-26 | 2011-11-30 | 北京汇冠新技术股份有限公司 | Touch screen, touch system and display device |
| CN106383598A (en) * | 2016-08-26 | 2017-02-08 | 南京嘉凡电子科技有限公司 | Emitter positioning system |
| CN113111312A (en) * | 2021-04-13 | 2021-07-13 | 深圳市绘王动漫科技有限公司 | Method for detecting azimuth angle and rotation angle and handwriting device |
Family Cites Families (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP0544278B1 (en) * | 1991-11-27 | 1998-07-15 | Canon Kabushiki Kaisha | Coordinate input apparatus |
| JPH07239743A (en) * | 1994-02-28 | 1995-09-12 | Pentel Kk | Wireless signal input pen of information input device |
| KR100463430B1 (en) * | 2001-09-05 | 2004-12-23 | 삼성전기주식회사 | Structure of light-receiving part for optical mouse and optical mouse having the same |
-
2003
- 2003-08-15 CN CNB031535798A patent/CN1324442C/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN100403242C (en) * | 2005-12-20 | 2008-07-16 | 神基科技股份有限公司 | Input device |
| CN101169831B (en) * | 2006-10-25 | 2011-07-20 | 原相科技股份有限公司 | Pointer positioning device and method |
| CN102262484A (en) * | 2010-05-26 | 2011-11-30 | 北京汇冠新技术股份有限公司 | Touch screen, touch system and display device |
| CN106383598A (en) * | 2016-08-26 | 2017-02-08 | 南京嘉凡电子科技有限公司 | Emitter positioning system |
| CN113111312A (en) * | 2021-04-13 | 2021-07-13 | 深圳市绘王动漫科技有限公司 | Method for detecting azimuth angle and rotation angle and handwriting device |
| CN113111312B (en) * | 2021-04-13 | 2023-09-26 | 深圳市绘王动漫科技有限公司 | Method for detecting azimuth angle and rotation angle and handwriting device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN1324442C (en) | 2007-07-04 |
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