CN103399653A - Telescopic device, operating bar and measurement method - Google Patents
Telescopic device, operating bar and measurement method Download PDFInfo
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- CN103399653A CN103399653A CN2013103069076A CN201310306907A CN103399653A CN 103399653 A CN103399653 A CN 103399653A CN 2013103069076 A CN2013103069076 A CN 2013103069076A CN 201310306907 A CN201310306907 A CN 201310306907A CN 103399653 A CN103399653 A CN 103399653A
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- 238000000691 measurement method Methods 0.000 title abstract 2
- 230000006698 induction Effects 0.000 claims abstract description 11
- 238000006073 displacement reaction Methods 0.000 claims description 24
- 238000005086 pumping Methods 0.000 claims description 15
- 238000000034 method Methods 0.000 claims description 14
- 238000004891 communication Methods 0.000 claims description 7
- 230000015572 biosynthetic process Effects 0.000 claims description 2
- 230000008859 change Effects 0.000 abstract description 5
- 238000005259 measurement Methods 0.000 abstract description 4
- 238000013016 damping Methods 0.000 abstract description 3
- 238000007373 indentation Methods 0.000 description 11
- 230000008569 process Effects 0.000 description 4
- 230000003993 interaction Effects 0.000 description 3
- 238000011084 recovery Methods 0.000 description 3
- 230000008901 benefit Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000005284 excitation Effects 0.000 description 1
- 230000001939 inductive effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
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Abstract
Disclosed are a telescopic device, an operating bar and a measurement method. The telescopic device comprises a fixed gate electrode, a moving gate electrode, an exciting circuit, and a measurement circuit, wherein the moving gate electrode moves relative to the fixed gate electrode, the exciting circuit is used for loading an exciting signal to the fixed gate electrode or moving gate electrode, and the measurement circuit is used for measuring movement of the moving gate electrode and change of an output signal formed by mutual induction between the fixed gate electrode and the moving gate electrode, and acquiring movement of the moving gate electrode relative to the fixed gate electrode according to the change of the output signal. The telescopic device is available for measuring the movement of a telescopic part, small in size, and small in retracting damping.
Description
Technical field
The present invention relates to three-dimensional interaction technique, relate in particular to a kind of retractor device, hook stick and measuring method.
Background technology
The tremendous development of portable mobile equipment also expedited the emergence of out many auxiliary input devices in recent years, and pen is being widely used on all kinds of mobile phones, panel computer after the design through special as traditional " input tool ".
The existing input pen kind that shows for conventional two-dimensional is a lot, such as can be for the capacitance pen of capacitive touch screen, can unsettled location realize the pressure sensitivity time writer of style of writing etc.These pen-formed device do not have three-dimensional mutual function at present.
Three-dimensional interaction pen is for a kind of equipment of the dummy object interaction that shows with 3D in solid space in day by day ripe 3D display technique.This equipment carries out the dummy object in the 3D demonstration by position and the flexible of nib of the attitude of measuring equipment itself, relative screen alternately.
Different from traditional input pen is that this pen, except possessing the characteristics of traditional input pen in the 2D plane positioning, also can carry out simultaneously the location in 3d space.Virtual Space in its end extendible and screen is a large innovative characteristics alternately.
Summary of the invention
Hook stick and measuring method that the technical problem to be solved in the present invention is to provide a kind of retractor device and utilizes this retractor device to realize, the displacement that can measure extensible member, and the damping when volume and indentation is less.
In order to address the above problem, the invention provides a kind of retractor device, comprising:
The fixed grid electrode;
The moving grid electrode that moves with respect to described fixed grid electrode;
Exciting circuit, load pumping signal for giving described fixed grid electrode or moving grid electrode;
Metering circuit, for measuring the movement with described moving grid electrode, the variable quantity of the output signal of the formation that interacts between described fixed grid electrode and moving grid electrode, obtain the displacement of the relatively described fixed grid electrode of described moving grid electrode according to the variable quantity of this output signal.
Alternatively, described retractor device also comprises: emitting electrode, receiving electrode and reflecting electrode, described emitting electrode and receiving electrode all are arranged on described fixed grid electrode and moving grid electrode on one of them, and described reflecting electrode is arranged on another of described fixed grid electrode and moving grid electrode;
Described pumping signal is carried on described emitting electrode; Described metering circuit is measured the induced signal that described receiving electrode produces;
Described pumping signal is sine wave signal;
Described metering circuit refers to according to the displacement that the variable quantity of this output signal obtains the relatively described fixed grid electrode of described moving grid electrode:
Described metering circuit, according to the phase changing capacity of output signal, obtains the displacement of the relative fixed grid electrode of moving grid electrode by phase demodulating.
Alternatively, described moving grid electrode is a columniform moving grid electrode bar, and described fixed grid electrode is a cylinder around this moving grid electrode bar, or is the part of described cylinder.
Alternatively, described retractor device also comprises guide rail;
Described fixed grid electrode is arranged on described guide rail surface, and described moving grid electrode is arranged on described guide rail and can moves along described guide rail.
Alternatively, described retractor device also comprises guide rail;
Housing; One end of described housing is provided with the opening that passes through for described moving grid electrode;
Described guide rails assembling is in described housing;
Resetting means, be used to allowing described moving grid electrode reset.
Alternatively, described resetting means is an elastomeric element, supports in described moving grid electrode and described housing the end over against opening.
Alternatively, the useful area that described fixed grid electrode and moving grid electrode interact changes with the movement of described moving grid electrode, thereby causes between described fixed grid electrode and moving grid electrode that the output signal that forms that interacts changes;
The useful area that described fixed grid electrode and moving grid electrode interact changes and refers to the movement of described moving grid electrode:
The part of the described housing of described moving grid electrode retraction is more, and the useful area that interacts with described fixed grid electrode is larger; The part that described moving grid electrode stretches out described housing is more, and the useful area that interacts with described fixed grid electrode is less.
The present invention also provides a kind of hook stick, comprising: shell;
Above-mentioned retractor device, be fixed on described shell one end;
The induction contravention, be fixed on the end of described moving grid electrode away from described shell.
Alternatively, described hook stick also comprises:
Wireless communication module, be used to sending described displacement.
The present invention also provides a kind of measuring method, is applied to, in the aforesaid operations rod, comprising:
Described moving grid electrode or fixed grid electrode are loaded to pumping signal;
When described moving grid electrode moves with respect to described fixed grid electrode, the variable quantity of the output signal that measuring between described fixed grid electrode and moving grid electrode interacts forms, obtain the displacement of the relatively described fixed grid electrode of described moving grid electrode according to the variable quantity of this output signal.
The embodiment of the present invention is compared with the method that adopts slide rheostat or grating to carry out displacement measurement, and advantage is: volume is little, and sensor and Circuits System are easy to pack in pen shaped arrangement, measure accurately, and the indentation structural damping is little; When as hook stick, using, has the accurate reaction velocity of measurement fast, the advantage that the user experiences.
The accompanying drawing explanation
Fig. 1 is the schematic block diagram of retractor device in embodiment mono-;
Fig. 2 a is one of cross sectional representation of moving grid electrode and fixed grid electrode in embodiment mono-;
Fig. 2 b be moving grid electrode and fixed grid electrode in embodiment mono-cross sectional representation two;
Fig. 3 is the schematic block diagram of example in embodiment bis-;
Fig. 4 a is one of use view of hook stick in embodiment bis-examples;
Fig. 4 b be hook stick in embodiment bis-examples the use view two.
Embodiment
Below in conjunction with drawings and Examples, technical scheme of the present invention is described in detail.
It should be noted that, if do not conflict, each feature in the embodiment of the present invention and embodiment can mutually combine, all within protection scope of the present invention.In addition, although there is shown logical order in flow process, in some cases, can carry out step shown or that describe with the order that is different from herein.
Embodiment mono-, and a kind of retractor device as shown in Figure 1, comprising:
Fixed grid electrode 11;
The moving grid electrode 12 that moves with respect to described fixed grid electrode 11;
In an embodiment of the present embodiment, described moving grid electrode 12 can be a columniform moving grid electrode bar, and described fixed grid electrode 11 can as shown in Figure 2 a, be a cylinder around this moving grid electrode bar, or as shown in Figure 2 b, be the part of described cylinder.In other embodiment, moving grid electrode 12 also can be other shape or pattern, as long as can move and change with moving the useful area that interacts with described fixed grid electrode 11 curved surfaces with respect to fixed grid electrode 11; Moving grid electrode 12 can also cover on a body surface that can move with respect to fixed grid electrode 11, when described object moves, also follows movement, and with the mobile useful area that interacts with described fixed grid electrode 11 curved surfaces that changes.
In present embodiment, the useful area that described fixed grid electrode 11, moving grid electrode 12 curved surfaces interact changes with the movement of described moving grid electrode 12, and along with the difference of the useful area that interacts, the output signal that forms that interacts between fixed grid electrode 11 and moving grid electrode 12 also can change to some extent.In a kind of alternatives, described pumping signal is DC voltage, and output signal is DC voltage, and the displacement of amplitude and described moving grid electrode 12 is linear.For another example in another kind of alternatives, described pumping signal is sine voltage, output signal is with sine voltage frequently with excitation, its phase place with the displacement of described moving grid electrode 12, be approximated to linear relationship, the variable quantity of described output signal is phase changing capacity, and described metering circuit 14 can obtain by phase demodulating the displacement of the relative fixed grid electrode of moving grid electrode.
In an embodiment of the present embodiment, described retractor device can also comprise: emitting electrode, reflecting electrode and receiving electrode; On described fixed grid electrode 11, emitting electrode and receiving electrode are set, on described moving grid electrode 12, reflecting electrode are set; Described pumping signal is carried on described emitting electrode; Described metering circuit 14 is measured the induced signal that described receiving electrode produces.In this embodiment, described exciting circuit 13 and metering circuit 14 as shown in Figure 1, are connected with receiving electrode with the emitting electrode of described fixed grid electrode 11 respectively; In another embodiment, reflecting electrode can be arranged on described fixed grid electrode 11, and emitting electrode and receiving electrode all are arranged on described moving grid electrode 12.In other embodiments, can be also that exciting circuit 13 is connected with the electrode of pumping signal to be loaded, metering circuit 14 is connected with the electrode that produces output signal.
In an embodiment of the present embodiment, described retractor device can also comprise:
Guide rail; Can be certain mechanism for fixing described fixed grid electrode 11, as hollow tube.
Described guide rail can, according to attractive in appearance and human engineering, be designed to any shape.In a kind of alternatives of present embodiment, can be the longitudinal similar to nib.
In present embodiment, described fixed grid electrode 11 can be arranged on described guide rail surface, and described moving grid electrode 12 can be arranged on described guide rail and can move along described guide rail.
In an embodiment of the present embodiment, described retractor device can also comprise:
Housing; One end of described housing is provided with the opening that passes through for described moving grid electrode 12;
Described guide rails assembling is in described housing; Accordingly, this guide rail can extend along the longitudinally of this housing;
Resetting means, be used to allowing described moving grid electrode 12 reset.
In present embodiment, it is an elastomeric element that described resetting means can be, but not limited to, and as spring, supports in described moving grid electrode 12 and described housing the end over against opening.
In this embodiment, the useful area that described fixed grid electrode 11, moving grid electrode 12 curved surfaces interact changes and refers to the movement of described moving grid electrode:
The part of the described housing of described moving grid electrode 12 retraction is more, and the useful area that interacts with described fixed grid electrode 11 curved surfaces is larger; The part that described moving grid electrode 12 stretches out described housing is more, and the useful area that interacts with described fixed grid electrode 11 curved surfaces is less.
The variation of useful area will cause that the output signal that between fixed grid electrode 11 and moving grid electrode 12, induction forms changes, and just can restore the displacement of moving grid electrode with respect to the fixed grid electrode by this variation.
Embodiment bis-, and a kind of hook stick comprises:
Shell;
Be fixed on the retractor device of described shell one end; This retractor device can be any in embodiment mono-and various embodiment thereof;
The induction contravention, be fixed on the end of described moving grid electrode away from described shell; The induction contravention is made by inductive material.
It is the hook stick of a form of a stroke or a combination of strokes that described hook stick can be, but not limited to.
In an embodiment of the present embodiment, described shell one end is provided with the opening that passes through for described moving grid electrode; Described retractor device is fixed on the inside of described shell aperture one end.
In an embodiment of the present embodiment, described hook stick can also comprise wireless communication module, be used to sending described displacement.Described wireless communication module can adopt any communication to send, and comprises Wi-Fi, bluetooth, infrared, radio frequency etc.The equipment that this hook stick is operating, such as mobile phone, panel computer etc. can receive this displacement.
As shown in Figure 3, in this example, hook stick is an operating pen to an object lesson of the present embodiment, its shell one end opening, moving grid electrode bar 22 passes through from this opening, along surface coverage the guide rail 24 of fixed grid electrode 23 move, can the indentation enclosure, also can give prominence to shell.Induction contravention 21 is fixed on the end of described moving grid electrode bar 22 away from shell, thereby this hook stick can be operated the touch-screen as equipment such as mobile phone, panel computers.Telescopic tip of induction contravention 21 and the common composition of this moving grid electrode bar, original state is for stretching out described shell; When induction contravention 21 contacts on this tip are operated the touch-screen 32 of equipment 31, because indentation will occur pressure-acting, as shown in Fig. 4 a, by metering circuit 26, can determine the indentation degree that this is most advanced and sophisticated, and send by described wireless communication module 27; When this tip is withdrawn from touch-screen 32, described moving grid electrode bar 22 can recover according to the distance of withdrawing under the effect of resetting means 25, and by described metering circuit 26, can determine the indentation recovery extent that this is most advanced and sophisticated, and send by described wireless communication module 27; When induction contravention 21 separates with touch-screen 32, pressure disappears, and moving grid electrode bar 22 can recover initial position under the effect of resetting means 25, as shown in Figure 4.In this process, the resistance that the user experiences is extremely slight.And in this process, induction contravention 21 interacts with the touch-screen 32 that is operated equipment 31, with the content to being presented on touch-screen 32, carries out associative operation.
Being operated equipment 31 can be according to the indentation degree that receives and indentation recovery extent, the indentation part of real-time rendering operating pen also shows on touch-screen 32, allow the user after touch-screen 32 indentations are encountered at the operating pen tip, produce the use impression that operating pen puts in screen.
Embodiment tri-, and a kind of measuring method is applied in embodiment bis-and each embodiment thereof, example in any the operation described rod, comprising:
Described moving grid electrode or fixed grid electrode are loaded to pumping signal;
When described moving grid electrode moved along described fixed grid electrode, the variable quantity of the output signal that measuring between described fixed grid electrode and moving grid electrode interacts forms, obtained the displacement of the relatively described fixed grid electrode of described moving grid electrode according to the variable quantity of this output signal.
In an embodiment of the present embodiment, described moving grid electrode can be a moving grid electrode bar, and described fixed grid electrode can be a cylinder around this moving grid electrode bar, or the part of this cylinder; Described pumping signal is sine wave signal, the measuring principle of this embodiment is: in the process of the described housing of moving grid electrode bar indentation or recovery, between moving grid electrode bar and fixed grid electrode, relative displacement occurs, change two useful area that the electrode curved surface interacts, linear displacement is converted into to the phase differential of output signal, then by described phase differential is carried out to phase demodulating, obtains displacement.
In an embodiment of the present embodiment, described method can also comprise:
Send described displacement.
Certainly; the present invention also can have other various embodiments; in the situation that do not deviate from spirit of the present invention and essence thereof; those of ordinary skill in the art are when making according to the present invention various corresponding changes and distortion, but these corresponding changes and distortion all should belong to the protection domain of claim of the present invention.
Claims (10)
1. a retractor device, is characterized in that, comprising:
The fixed grid electrode;
The moving grid electrode that moves with respect to described fixed grid electrode;
Exciting circuit, load pumping signal for giving described fixed grid electrode or moving grid electrode;
Metering circuit, for measuring the movement with described moving grid electrode, the variable quantity of the output signal of the formation that interacts between described fixed grid electrode and moving grid electrode, obtain the displacement of the relatively described fixed grid electrode of described moving grid electrode according to the variable quantity of this output signal.
2. retractor device as claimed in claim 1, is characterized in that, also comprises:
Emitting electrode, receiving electrode and reflecting electrode, described emitting electrode and receiving electrode all are arranged on described fixed grid electrode and moving grid electrode on one of them, and described reflecting electrode is arranged on another of described fixed grid electrode and moving grid electrode;
Described pumping signal is carried on described emitting electrode; Described metering circuit is measured the induced signal that described receiving electrode produces;
Described pumping signal is sine wave signal;
Described metering circuit refers to according to the displacement that the variable quantity of this output signal obtains the relatively described fixed grid electrode of described moving grid electrode:
Described metering circuit, according to the phase changing capacity of output signal, obtains the displacement of the relative fixed grid electrode of moving grid electrode by phase demodulating.
3. retractor device as claimed in claim 1 is characterized in that:
Described moving grid electrode is a columniform moving grid electrode bar, and described fixed grid electrode is a cylinder around this moving grid electrode bar, or is the part of described cylinder.
4. retractor device as described as any one in claim 1～3, is characterized in that, also comprises:
Guide rail;
Described fixed grid electrode is arranged on described guide rail surface, and described moving grid electrode is arranged on described guide rail and can moves along described guide rail.
5. retractor device as claimed in claim 4, is characterized in that, also comprises:
Housing; One end of described housing is provided with the opening that passes through for described moving grid electrode;
Described guide rails assembling is in described housing;
Resetting means, be used to allowing described moving grid electrode reset.
6. retractor device as claimed in claim 5 is characterized in that:
Described resetting means is an elastomeric element, supports in described moving grid electrode and described housing the end over against opening.
7. retractor device as claimed in claim 5 is characterized in that:
The useful area that described fixed grid electrode and moving grid electrode interact changes with the movement of described moving grid electrode, thereby causes between described fixed grid electrode and moving grid electrode that the output signal that forms that interacts changes;
The useful area that described fixed grid electrode and moving grid electrode interact changes and refers to the movement of described moving grid electrode:
The part of the described housing of described moving grid electrode retraction is more, and the useful area that interacts with described fixed grid electrode is larger; The part that described moving grid electrode stretches out described housing is more, and the useful area that interacts with described fixed grid electrode is less.
8. a hook stick, comprising: shell;
It is characterized in that, also comprise:
Retractor device as described as any one in claim 1～7, be fixed on described shell one end;
The induction contravention, be fixed on the end of described moving grid electrode away from described shell.
9. hook stick as claimed in claim 8, is characterized in that, also comprises:
Wireless communication module, be used to sending described displacement.
10. measuring method is applied to, in hook stick as described as any one in claim 8 or 9, comprising:
Described moving grid electrode or fixed grid electrode are loaded to pumping signal;
When described moving grid electrode moves with respect to described fixed grid electrode, the variable quantity of the output signal that measuring between described fixed grid electrode and moving grid electrode interacts forms, obtain the displacement of the relatively described fixed grid electrode of described moving grid electrode according to the variable quantity of this output signal.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201310306907.6A CN103399653B (en) | 2013-07-19 | 2013-07-19 | A kind of telescopic device, operation stick and measuring method |
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| CN201310306907.6A CN103399653B (en) | 2013-07-19 | 2013-07-19 | A kind of telescopic device, operation stick and measuring method |
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| CN103399653A true CN103399653A (en) | 2013-11-20 |
| CN103399653B CN103399653B (en) | 2018-04-27 |
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Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN103984425A (en) * | 2014-04-25 | 2014-08-13 | 深圳超多维光电子有限公司 | Operation rod for three-dimensional display interaction and control method for operation rod |
| CN107152939A (en) * | 2017-04-25 | 2017-09-12 | 上海与德科技有限公司 | The human testing circuit and method of terminal |
| CN107810467A (en) * | 2015-06-26 | 2018-03-16 | 三星电子株式会社 | Input unit, for the electronic equipment and its control method from input unit reception signal |
| CN114754661A (en) * | 2022-04-15 | 2022-07-15 | 北京纳米能源与系统研究所 | Intelligent crack monitoring device based on friction nano generator |
| CN117539366A (en) * | 2024-01-09 | 2024-02-09 | 基合半导体（宁波）有限公司 | Capacitive detection structure and electronic equipment |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103984425A (en) * | 2014-04-25 | 2014-08-13 | 深圳超多维光电子有限公司 | Operation rod for three-dimensional display interaction and control method for operation rod |
| CN103984425B (en) * | 2014-04-25 | 2017-01-04 | 深圳超多维光电子有限公司 | The operation rod mutual for stereo display and the control method of operation rod |
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| CN107810467B (en) * | 2015-06-26 | 2021-03-02 | 三星电子株式会社 | Input device, electronic apparatus for receiving signal from input device, and control method thereof |
| CN107152939A (en) * | 2017-04-25 | 2017-09-12 | 上海与德科技有限公司 | The human testing circuit and method of terminal |
| CN114754661A (en) * | 2022-04-15 | 2022-07-15 | 北京纳米能源与系统研究所 | Intelligent crack monitoring device based on friction nano generator |
| CN117539366A (en) * | 2024-01-09 | 2024-02-09 | 基合半导体（宁波）有限公司 | Capacitive detection structure and electronic equipment |
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| CN103399653B (en) | 2018-04-27 |
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