CN107368201A - Air mouse servicing unit and method based on single-point magnetic orientation - Google Patents
Air mouse servicing unit and method based on single-point magnetic orientation Download PDFInfo
- Publication number
- CN107368201A CN107368201A CN201710412841.7A CN201710412841A CN107368201A CN 107368201 A CN107368201 A CN 107368201A CN 201710412841 A CN201710412841 A CN 201710412841A CN 107368201 A CN107368201 A CN 107368201A
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- magnetic
- signal
- dipole
- servicing unit
- air mouse
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- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0346—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of the device orientation or free movement in a 3D space, e.g. 3D mice, 6-DOF [six degrees of freedom] pointers using gyroscopes, accelerometers or tilt-sensors
-
- G—PHYSICS
- G06—COMPUTING; CALCULATING OR COUNTING
- G06F—ELECTRIC DIGITAL DATA PROCESSING
- G06F3/00—Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
- G06F3/01—Input arrangements or combined input and output arrangements for interaction between user and computer
- G06F3/03—Arrangements for converting the position or the displacement of a member into a coded form
- G06F3/033—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor
- G06F3/0354—Pointing devices displaced or positioned by the user, e.g. mice, trackballs, pens or joysticks; Accessories therefor with detection of 2D relative movements between the device, or an operating part thereof, and a plane or surface, e.g. 2D mice, trackballs, pens or pucks
- G06F3/03543—Mice or pucks
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Theoretical Computer Science (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Position Input By Displaying (AREA)
Abstract
Air mouse servicing unit proposed by the present invention based on single-point magnetic orientation, the device amplify reason device ﹑ data transmission blocks and power module at mould block ﹑ signals filter ripple mould block ﹑ A/D conversion mould blocks ﹑ by the permanent super strong magnet ﹑ magnetic position sensors array mould block ﹑ signals that can be equivalent to magnetic dipole and formed.The advantages of invention be user using during air mouse servicing unit based on single-point magnetic orientation even play that the electronic game that stimulates will not also cause keyboard to damage, finger is benumbed for a long time；It is adapted to use for a long time and very convenient during use, even using for a long time, also moves the situation for freely, being not in finger or palm fatigue, increase the carefree physical examination sense of user；Present apparatus real-time is good, delay little and service life short, affected by environment is very long.
Description
Technical field
The present invention relates to a kind of computer realm accessory, more particularly to a kind of air mouse auxiliary based on single-point magnetic orientation
Device and method.
Background technology
With expanding economy, the living standard of people improves constantly, and daily life also increasingly be unable to do without
Computer, however by mouse replace keyboard can quick control computer, but the mechanical mouse of early stage and optical mouse are but
It can not meet to require.Because mechanical mouse is to obtain mobile data using the rotation of roller ball, cause its sensitivity bottom, easily
Abrasion, short life；Because optical mouse will be equipped with special reflecting plate and could use, cause its expensive, malfunction.
Present popular optical mouse solves the problems, such as mechanical mouse and optical mouse, but it is with good light permeability table
The ability of face (such as PAMA materials) meeting cursor movement out of hand.Patent CN 103529960A have been proposed one kind and are based on magnetic
The air mouse and method of location technology, the air mouse of the patent can not be influenceed by desktop material and can be in any materials
The movement of cursor is controlled on the desktop of matter, but the so-called air mouse of the patent is simply in the dipole magnetic field originally set
In the range of, three axle magnetoresistive transducers will be embedded with and put above it to the mouse main body of its related process circuit and module,
Cursor is controlled in the position of computer screen by mobile mouse.But to reach the effect of air mouse, it is necessary to use hand handle mouse
Mark main body is held, and is vacantly operated in magnetic field range and its weight and volume is considerably beyond ordinary optical mouse, if
Long-time operation is carried out, is very inconvenient for the user, the right hand is easily caused using fatigue, even causes hand
Metacarpal joint is pulled, and both the patent was not suitable for using for a long time.The real-time of the mouse based on magnetic orientation technology is paid no attention to before simultaneously
Think, postpone seriously, easily by environmental disturbances.In addition, computer is used by people to outside office, is often used by people to play electricity
The game of son game particularly comparison stimulus, however its function for being included of the game more stimulated it is just also more powerful, it is necessary to work(
Can operated key it is also more, depend merely on a mouse and be unable to Fast synchronization and complete these operations in phase, even with the button of keyboard
To realize some auxiliary operations but because left hand long term easily causes keyboard Sun Huai ﹑ left-hand fingers can not be with that several key
The mobile effect for causing finger to benumb and play game of meaning can have a greatly reduced quality greatly, it is impossible to increase the carefree physical examination sense of user.
In order to solve problem above, this patent proposes air mouse servicing unit and method based on single-point magnetic orientation.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art and deficiency, there is provided a kind of based on the aerial of single-point magnetic orientation
Mouse servicing unit and method.The present apparatus and method be able to can control cursor carried out on computer page to upper ﹑ to lower ﹑ to
Zuo ﹑ are moved right.Present apparatus mating optical mouse uses, and both combine, and realize the effect of air mouse.The device by its
After measured data are handled by processor using certain algorithm (accelerating data processing speed, improve computational accuracy), lead to
Cross sending module and signal is independently issued into computer, and optical mouse is synchronous or asynchronous control cursor in real time.Air mouse by
Conventional optical mouse and this servicing unit combine, and optical mouse retains its all function, and single-point magnetic orientation is aerial
Mouse servicing unit need to only realize that the roller function of mouse and cursor positioning function (had both controlled cursor to be carried out on the computer page
The right motions of Shang ﹑ Xia ﹑ Zuo ﹑).Generally, optical mouse need to only realize the function of left button and right button, the operation point of mobile cursor
The air mouse servicing unit of dispensing single-point magnetic orientation.Magnetic position sensor array module is placed on the table and fixed, so
A dipole magnet is fixed on the arbitrary finger tip of left hand afterwards, finger is above magnetic position sensor array module
It is (aerial) mobile, the motion with regard to cursor can be controlled.Because the Zuo Jian ﹑ right button functions of conventional mouse are not influenceed by desktop material,
Even mouse Xuan Kong ﹑ overturn mouse Zuo Jian ﹑ right button functions still can normally realize, only its control cursor movement by
The situation of desktop material (such as PAMA materials) influences, as long as the function of controlling cursor movement is realized using magnetic orientation servicing unit
With regard to can solve the problems, such as to be influenceed by desktop material, according to finger, movement locus controls the motion of cursor in the air, with reference to auxiliary
Device and optical mouse can be achieved with the effect of air mouse.Because the volume of dipole magnet is very small and weight is very light,
Its size and weight can be ignored for optical mouse, very convenient during use, even making for a long time
With also moving the situation for freely, being not in finger or palm fatigue, the carefree physical examination sense of increase user and use
Life-span is very long, really realizes the air mouse for meeting current demand.
The advantage of the invention is that even when long when user uses the servicing unit of the air mouse based on single-point magnetic orientation
Between play stimulation electronic game will not also cause keyboard damage, finger paralysis；Also the present apparatus is adapted to use and make for a long time
It is very convenient during, even using for a long time, the situation for freely, being not in finger or palm fatigue is also moved,
Increase the carefree physical examination sense of user；Present apparatus real-time is good, postpones little and service life short, affected by environment very
It is long, really realize the air mouse for meeting current demand.The servicing unit of air mouse based on single-point magnetic orientation and optics mouse
Both are two separate components to mark, are independent of each other, but both combine using the function that can realize air mouse.The present apparatus
It is very easy to use, it is necessary to when just connecting computer, when servicing unit need not be used, can not have to manage it, individually make
With optical mouse just.
Brief description of the drawings
Fig. 1 is the structure chart of the air mouse servicing unit based on single-point magnetic orientation；
Fig. 2 is the vector table diagram of dipole model of magnetic；
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Embodiment 1
The invention aims to solve to control in phase separately through mouse Fast synchronization when user plays game
Powerful electronic game and its left hand long term easily cause keyboard Sun Huai ﹑ its left-hand finger can not be with that several key
Meaning movement causes finger to be benumbed, and also existing air mouse is not suitable for using for a long time, and is based on magnetic orientation technology in the past
Mouse real-time it is undesirable, delay is serious, easily by environmental disturbances problem, it is proposed that a kind of sky based on single-point magnetic orientation
The technical scheme of middle mouse servicing unit and method.When the material that user needs to play game or desktop has good translucency
When, it is possible to come out by this servicing unit and connect (pairing) computer, dipole permanent magnet is fixed on the arbitrary of left hand
On finger tip, finger above magnetic position sensor array module (aerial) mobile (Xiang Shang ﹑ Xiang Xia ﹑ Xiang Zuo ﹑ to the right), can just control
The motion (of computer page cursor processed Xiang Shang ﹑ Xiang Xia ﹑ Xiang Zuo ﹑ to the right)；Being realized using optical mouse only needs the work(of Zuo Jian ﹑ right buttons
Energy, thus can with easy and flexible operating computer.In addition, both the present apparatus and optical mouse are two independences
Body, it is independent of each other, but both combine using the function that can realize air mouse.
Fig. 1 gives a kind of air mouse servicing unit and method based on single-point magnetic orientation；Including magnetic position sensor
The ﹑ power modules 6 of 1 ﹑ signals amplification module of array module, 2 ﹑ signals filtration module, 34 ﹑ processors of ﹑ A/D modular converters 5 and data
Sending module (wifi, bluetooth or USB) 7.When finger moves in direction in magnetic position sensor array module 1, Mei Gechuan
The positional information of dipole magnet is converted into electric signal (analog signal) by sensor, and magnetic position sensor array module 1 believes this
Number send the differential amplification processing that signal amplification module 2 carries out signal to, the signal after amplification is sent to signal filtration module 3
Kalman (Kalman) filtering process is carried out, the signal after filtering process is sent to A/D modular converters 4 and carries out analog-to-digital conversion,
Obtained data signal is sent to processor 5, and processor 5 using certain algorithm, (then with LM calculated again by first linear transformation processing
Method carries out non-linear solution) quick processing is after the magnetic field intensity data signal changed by preliminary treatment by obtaining dipole magnet
Position and direction, calculate the displacement of computer page cursor according to suitable conversion scale and direction and this is included position
Data transmission blocks 7 are sent to the data signal in direction, then data signal is sent to computer by data transmission blocks 7,
Computer makes track that cursor moves according to dipole magnet and direction be moved in real time according to this signal.
Determined based on the air mouse servicing unit of single-point magnetic orientation by the permanent super strong magnet ﹑ magnetic that can be equivalent to magnetic dipole
Li Qi ﹑ data transmission blocks at level sensor array Mo Kuai ﹑ signals amplification Mo Kuai ﹑ signal Lv ripple Mo Kuai ﹑ A/D conversion Mo Kuai ﹑
(wifi, bluetooth or USB) and power module form.The direction moved according to dipole magnet and distance, use certain calculation
The tracking of method (such as Levenberg-Marquardt algorithms) progress dipole magnet position is simultaneously quick according to suitable conversion scale
Displacement and the direction of computer page cursor are calculated and (carry out non-linear solution again after first carrying out linear operation to data), is entered
And the motion with dipole magnet is played to control the effect of computer page cursor movement.By the vector representation of dipole model of magnetic
(Fig. 2) can obtain magnetic dipole spatial magnetic field mathematical modeling：Formula 1,Formula 2, its
Middle magnetic dipole vectorSensing station vectorThe magnetic induction detected for sensor is strong
Spend vector, u0For dielectric permeability, the magnetic of magnetic dipole is away from vector
(θ,It is the direction of magnetic dipole) and its mould length(Br, d, l are respectively the remanent magnetism of magnetic dipole, and diameter is thick
Degree),It is position vector of the sensing station to magnetic dipole center, r isMould length.Understand to obtain by formula 1 and formula 2
The position of magnetic dipole must obtain 5 unknown quantitysAnd the equation is high-order nonlinear, it is impossible to directly
Solve.Now in order to improve the efficiency of computing, the magnetic field intensity B measured on sensor is usedsencorWith estimation magnetic field intensity B
The cost function of mean square deviation is simplified：Formula 3.Model is carried out simultaneously preliminary
Approximate replace and obtain：Formula 4, wherein k are tentative coefficient (can be obtained by experiment), and the purpose of formula 4 is exactly to sensing
The distance of device position to magnetic dipole center carries out preliminary judgement, the bigger explanation magnetic of magnetic field intensity that sensor detects
Dipole is then nearer from this sensor, if a sensor senses that magnetic field intensity it is smaller explanation magnetic dipole from this sense
Device is then more remote.After make use of the progress primary Calculation of formula 4, the scope of search magnetic dipole is greatly reduced, reuses LM calculations
Method carries out non-linear solution to formula 2 and formula 3, can thus substantially reduce the time of computing, improve magnetic orientation
Real-time, reduce time delay.
User is needed to use during the present apparatus, it is necessary to switch on power and the present apparatus is connected to (pairing), successful connection with computer
Afterwards, dipole super magnet is fixed on any one finger tip of left hand, finger is in magnetic position sensor array module
Side (aerial) to individual direction move when, each sensor can detect that the magnetic field of the dipole magnet of its position is strong
Br is spent, and the positional information of dipole magnet is converted into electric signal (analog signal), magnetic position sensor array module should
Signal sends the differential amplification processing that signal amplification module carries out signal to, and the signal after amplification is sent to signal filtration module
Kalman (Kalman) filtering process is carried out, the signal after filtering process is sent to A/D modular converters and carries out analog-to-digital conversion, obtains
To data signal be sent to processor, processor (first linear transformation processing and then is entered with LM algorithms again using certain algorithm
The non-linear solution of row) quick processing is after the magnetic field intensity data signal changed by preliminary treatment by obtaining dipole magnet position
And direction, calculate the displacement of computer page cursor according to suitable conversion scale and direction and this is included position and side
To data signal send data transmission blocks to, then data signal is sent to computer, computer by data transmission blocks
Track that cursor moves according to dipole magnet and direction is set to be moved in real time according to this signal.
It is two separate components based on both the air mouse servicing unit of single-point magnetic orientation and optical mouse, is independent of each other,
But both combine using the function that can realize air mouse.The present apparatus very easy to use, it is necessary to when just even
Upper computer, when servicing unit need not be used, it can not have to manage it, optical mouse is used alone just.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (6)
1. the air mouse servicing unit based on single-point magnetic orientation, it is characterised in that：By being equivalent to the permanent superpower of magnetic dipole
Cut Qi ﹑ data hairs at Ci Tie ﹑ magnetic position sensor array Mo Kuai ﹑ signals amplification Mo Kuai ﹑ signal Lv ripple Mo Kuai ﹑ A/D conversion Mo Kuai ﹑
Module and power module is sent to form；Described permanent super magnet is fixed on any one finger tip of left hand.
2. air mouse servicing unit according to claim 1, it is characterised in that：The direction moved according to dipole magnet
And distance, carry out the tracking of dipole magnet position and according to suitable substitution ratio using Levenberg-Marquardt algorithms
Example quickly calculates displacement and the direction of computer page cursor, and then plays with the motion of dipole magnet to control computer
The effect of page cursor movement.
3. air mouse servicing unit according to claim 2, it is characterised in that：Magnetic dipole spatial magnetic field mathematics
Model is：Wherein magnetic dipole vector
Sensing station vector The magnetic flux density vector detected for sensor, u0For dielectric permeability, magnetic couple
Extremely sub magnetic is away from vectorθ,It is the direction of magnetic dipole, and its
Mould is grownBr, d, l are respectively the remanent magnetism of magnetic dipole, diameter, thickness；It is sensing station into magnetic dipole
The position vector of heart position, r areMould length.
4. air mouse servicing unit according to claim 3, it is characterised in that：Finger is in magnetic position sensor array mould
When mobile above block, each sensor can detect the magnetic field intensity Br of the dipole magnet of its position, and will
The positional information of dipole magnet is converted into electric signal.
5. air mouse servicing unit according to claim 4, it is characterised in that：Magnetic position sensor array module is by institute
State electric signal and send the differential amplification processing that signal amplification module carries out signal to, the signal after amplification is sent to signal filtering
Module carries out Kalman (Kalman) filtering process, and the signal after filtering process, which is sent to A/D modular converters, to carry out modulus and turn
Change, obtained data signal is sent to processor.
6. air mouse servicing unit according to claim 5, it is characterised in that：Processor processing is by by preliminary treatment
Dipole magnet position and direction are obtained after the magnetic field intensity data signal of conversion, computer is calculated according to suitable conversion scale
This data signal for including position and direction is simultaneously sent to data transmission blocks by the displacement of page cursor and direction, then by
Data signal is sent to computer by data transmission blocks, and computer makes cursor be moved according to dipole magnet according to this signal
Track and direction moved in real time.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710412841.7A CN107368201A (en) | 2017-06-05 | 2017-06-05 | Air mouse servicing unit and method based on single-point magnetic orientation |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710412841.7A CN107368201A (en) | 2017-06-05 | 2017-06-05 | Air mouse servicing unit and method based on single-point magnetic orientation |
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| CN107368201A true CN107368201A (en) | 2017-11-21 |
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| CN201710412841.7A Pending CN107368201A (en) | 2017-06-05 | 2017-06-05 | Air mouse servicing unit and method based on single-point magnetic orientation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710442A (en) * | 2018-05-03 | 2018-10-26 | 北京科技大学 | A kind of space mouse and electromagnetic location method for human-computer interaction |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361660A (en) * | 2008-05-16 | 2009-02-11 | 深圳先进技术研究院 | Multi-magnetic target positioning method and system |
| CN103529960A (en) * | 2013-10-11 | 2014-01-22 | 浙江大学 | Air mouse based on magnetic positioning technology and method |
| CN103955297A (en) * | 2014-05-20 | 2014-07-30 | 哈尔滨理工大学 | Space operation type mouse |
| US20170123563A1 (en) * | 2015-11-03 | 2017-05-04 | Microsoft Technology Licensing, Llc | Extender object for multi-modal sensing |
-
2017
- 2017-06-05 CN CN201710412841.7A patent/CN107368201A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101361660A (en) * | 2008-05-16 | 2009-02-11 | 深圳先进技术研究院 | Multi-magnetic target positioning method and system |
| CN103529960A (en) * | 2013-10-11 | 2014-01-22 | 浙江大学 | Air mouse based on magnetic positioning technology and method |
| CN103955297A (en) * | 2014-05-20 | 2014-07-30 | 哈尔滨理工大学 | Space operation type mouse |
| US20170123563A1 (en) * | 2015-11-03 | 2017-05-04 | Microsoft Technology Licensing, Llc | Extender object for multi-modal sensing |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108710442A (en) * | 2018-05-03 | 2018-10-26 | 北京科技大学 | A kind of space mouse and electromagnetic location method for human-computer interaction |
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Application publication date: 20171121 |