CN110442228A - Gesture input device - Google Patents
Gesture input device Download PDFInfo
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- CN110442228A CN110442228A CN201810409175.6A CN201810409175A CN110442228A CN 110442228 A CN110442228 A CN 110442228A CN 201810409175 A CN201810409175 A CN 201810409175A CN 110442228 A CN110442228 A CN 110442228A
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- Prior art keywords
- magnetic
- controller
- multiple magnetic
- magnetic sensor
- input device
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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
- G06F3/011—Arrangements for interaction with the human body, e.g. for user immersion in virtual reality
- G06F3/014—Hand-worn input/output arrangements, e.g. data gloves
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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
- G06F3/017—Gesture based interaction, e.g. based on a set of recognized hand gestures
Abstract
The present invention proposes a kind of gesture input device.Gesture input device includes multiple magnetic generators, multiple Magnetic Sensors and controller.The multiple magnetic generator and the multiple magnetic sensor configuration are in wearable article.The multiple Magnetic Sensor generates multiple voltage signals to sense the multiple magnetic signals provided by the multiple magnetic generator, and according to the magnetic field strength of the multiple magnetic signal sensed to correspond to.Controller couples the multiple Magnetic Sensor.Controller is to receive the multiple voltage signal.When wearable article is worn on the hand of user, and when the hand changing position of user, the corresponding change of the multiple voltage signal caused by the multiple Magnetic Sensor.Controller according to the change of the multiple voltage signal and the position of the hand that judges user generates variation.
Description
Technical field
The present invention relates to a kind of input unit more particularly to a kind of gesture input devices.
Background technique
Existing input unit, such as: keyboard, mouse or joystick etc. are only capable of providing and click object or candidate
Part etc. is simply input function.However, in virtual reality (Virtual Reality, VR), augmented reality (Augmented
Reality, AR) or the related application of the flat-panel screens with interaction function in, in order to reinforce the feeling of immersion of user, because
This has more and more different shapes and the input unit of different application function to be devised.However, how to allow user
It can intend very manipulating the virtual article in virtual environment in virtual interface, or shown in contactless mode to manipulate
Shown display content in interface, or even allow user that can carry out more polynary quasi- true operation in virtual environment, it is
This field one of developing direction important at present.
Summary of the invention
The present invention provides a kind of gesture input device, can effectively sense the gesture of user, to provide corresponding gesture
Information.
A kind of gesture input device of the invention includes multiple magnetic generators, multiple Magnetic Sensors and controller.It is described
Multiple magnetic generators and the multiple magnetic sensor configuration are in wearable article, and to sense by multiple magnetic generators
The multiple magnetic signals provided.The multiple Magnetic Sensor is defeated to correspond to according to the magnetic field strength of the multiple magnetic signal sensed
Multiple voltage signals out.Controller couples the multiple Magnetic Sensor, and to receive the multiple voltage signal.When can wear
When wearing object and being worn on the hand of user, the multiple magnetic generator and the multiple Magnetic Sensor are located at the more of hand
The two sides in a joint.When the hand changing position of user, make the phase of the multiple magnetic generator and the multiple Magnetic Sensor
When to position change, the corresponding change of the multiple voltage signal caused by least part of the multiple Magnetic Sensor.
Controller according to the change of the multiple voltage signal and the position of the hand that judges user generates variation.
A kind of gesture input device of the invention includes multiple magnetic generators, multiple Magnetic Sensors and controller.It is described
Multiple magnetic generator configurations are on the grip part of hand-held object.The multiple magnetic sensor configuration is in wearable article.It is described
Multiple Magnetic Sensors are to sense the multiple magnetic signals provided by the multiple magnetic generator.The multiple Magnetic Sensor is according to sense
The magnetic field strength of the multiple magnetic signal measured generates multiple voltage signals to correspond to.When wearable article is worn on user
Hand when, the multiple Magnetic Sensor is located at the centre of the palm of hand.When the hand of user holds holding for hand-held object
Portion is held, it is the multiple when the multiple Magnetic Sensor being made to sense the multiple magnetic signal that the multiple magnetic generator provides
The corresponding change of the multiple voltage signal caused by Magnetic Sensor.Controller is according to the multiple Magnetic Sensor and described more
Pairing between a magnetic generator is as a result, hold the mode of hand-held object to judge user via wearable article.
It can be by configuring in the wearable article that user is dressed based on above-mentioned, of the invention gesture input device
The multiple Magnetic Sensor senses the multiple magnetic signal provided by corresponding the multiple magnetic generator, and when using
Person changes the relative position between the multiple Magnetic Sensor and the multiple magnetic generator by the variation of gesture motion
When, the magnetic field strength of the multiple magnetic signal can also change simultaneously.Also, gesture input device of the invention, which can also pass through, to be configured
The multiple Magnetic Sensor in the wearable article that user is dressed is described more on hand-held object to sense configuration
The multiple magnetic signal provided by a magnetic generator.When user holds hand held object by different modes by wearable article
When part, the magnetic field strength of the multiple magnetic signal can also correspond to change.Therefore, gesture input device of the invention can be believed according to magnetic
Number variation corresponding gesture information or the user information for holding object is effectively provided.
To make the foregoing features and advantages of the present invention clearer and more comprehensible, special embodiment below, and it is detailed to cooperate attached drawing to make
Carefully it is described as follows.
Detailed description of the invention
Fig. 1 is the block diagram according to the gesture input device of one embodiment of the invention；
Fig. 2A is the gesture schematic diagram according to one embodiment of the invention；
Fig. 2 B is the voltage signal figure according to Fig. 2A embodiment of the invention；
Fig. 3 A is the another another schematic diagram according to one embodiment of the invention；
Fig. 3 B is the voltage signal figure according to Fig. 3 A embodiment of the invention；
Fig. 4 A is the another gesture schematic diagram according to one embodiment of the invention；
Fig. 4 B is the voltage signal figure according to Fig. 4 A embodiment of the invention；
Fig. 5 A is the front schematic view according to the wearable article of another embodiment of the present invention；
Fig. 5 B is the schematic rear view according to the wearable article of another embodiment of the present invention；
Fig. 6 A and Fig. 6 B are the configuration schematic diagrams of the Magnetic Sensor and magnetic generator according to one embodiment of the invention；
Fig. 7 is another voltage signal figure according to Fig. 4 A embodiment of the invention；
Fig. 8 A is the schematic diagram according to the hand-held object of another embodiment of the present invention；
Fig. 8 B is the schematic diagram according to the gesture input device of another embodiment of the present invention；
Fig. 9 is the schematic diagram according to the magnetic signal of one embodiment of the invention；
Figure 10 is the block diagram according to the gesture input device of another embodiment of the present invention.
Drawing reference numeral explanation:
100,200,500,800,1000: gesture input device；
110,1010: controller；
120_1~120_M, 220_1~220_9,520_1~520_6,620,820_1,820_2,1020_1~1020_
M: Magnetic Sensor；
130_1~130_M, 230_1~230_9,530_1~530_6,630,830_1,830_2,1030_1~1030_
M: magnetic generator；
201,501,801: wearable article；
621: one of wearable article；
631: another portion of wearable article；
802: hand-held object；
1040: multiplexer；
1050: storage unit；
1060: mode selecting unit；
1070: transmission unit；
D, D ': distance；
H1~H9: voltage signal；
M1~M4: magnetic signal；
Th: preset critical.
Specific embodiment
In order to be illustrated that the contents of the present invention more easily, spy can actually evidence as the present invention for embodiment below
With the example of implementation.In addition, all possible places, use element/component/step of identical label in the drawings and embodiments,
Represent same or like component.
Fig. 1 is the block diagram according to the gesture input device of one embodiment of the invention.With reference to Fig. 1, gesture input device
100 include controller 110, Magnetic Sensor 120_1~120_M and magnetic generator 130_1~130_M, and wherein M is greater than zero
Positive integer.In the present embodiment, gesture input device 100 includes wearable (wearable) object, and wherein wearable article is
The suchlike hand such as gloves or muffetee dresses part.In one embodiment, Magnetic Sensor 120_1~120_M and magnetic generator
130_1~130_M is arranged respectively at the two sides at the flexible place of wearable article, such as: it is configured in wearable article corresponding
In the two sides of finger-joint, wrist portion or ancon.Magnetic generator 130_1~130_M is corresponding with Magnetic Sensor 120_1~120_M
Ground configuration, so that Magnetic Sensor 120_1~120_M one-to-one can sense the magnetic letter that magnetic generator 130_1~130_M is provided
Number.That is, when the hand changing position of user, magnetic signal that Magnetic Sensor 120_1~120_M is distinctly sensed
Magnetic field strength will be with the change of the relative position between Magnetic Sensor 120_1~120_M and magnetic generator 130_1~130_M
And correspond to change.Therefore, controller 110 can accordingly be obtained according to signal caused by Magnetic Sensor 120_1~120_M
The gesture (gesture) of user is known, to generate more polynary user's mode of operation.
In the present embodiment, Magnetic Sensor 120_1~120_M is Hall sensor (Hall sensor), and magnetic generates
Device 130_1~130_M is the suchlike field generating element such as magnet or electromagnetic coil.Magnetic Sensor 120_1~120_M is used
To sense multiple magnetic signals of magnetic generator 130_1~130_M offer, and the multiple magnetic signal is converted into multiple voltages
Signal.Also, the multiple voltage signal is sent to controller 110 by Magnetic Sensor 120_1~120_M, so that controller 110
Corresponding gesture information is obtained by analyzing the multiple voltage signal.Under normal circumstances, if Magnetic Sensor 120_1~
The more close then magnetic field strength of the distance between 120_M and each corresponding magnetic generator 130_1~130_M is stronger, then electricity of its output
Press the voltage level of signal higher.That is, as Magnetic Sensor 120_1~120_M and corresponding magnetic generator 130_1 out of the ordinary
When the distance between~130_M changes, the corresponding the multiple voltage signal exported of Magnetic Sensor 120_1~120_M
It will change correspondingly.
However, the allocation position of Magnetic Sensor 120_1~120_M and magnetic generator 130_1~130_M of the invention are not
It is limited in same wearable article.In one embodiment, magnetic generator 130_1~130_M is also configurable in external object,
Such as: in hand-held object, waistband object or another wearable article.Also, controller 110 can according to Magnetic Sensor 120_1~
The magnetic field strength and Magnetic Sensor 120_1~120_M of the magnetic signal that 120_M is sensed and magnetic generator 130_1~130_M it
Between pairing result the interactive information between this wearable article and external object is provided.
Controller 110 can using central processing unit (Central Processing Unit, CPU) or other can
The general service of sequencing or microprocessor (Microprocessor), the digital signal processor (Digital of specific use
Signal Processor, DSP), it is programmable controller (Programmable Logic Controller, PLC), special
Application integrated circuit (Application Specific Integrated Circuits, ASIC), programmable logic device
The modes such as the combination of (Programmable Logic Device, PLD), other similar processing circuit or the multiple circuit are real
It applies.
Following figure 2 A to Fig. 4 B is used to illustrate that Magnetic Sensor and magnetic generator all to configure one in same wearable article
Kind embodiment.
Fig. 2A is the gesture schematic diagram according to one embodiment of the invention.Fig. 2 B is according to Fig. 2A embodiment of the invention
Voltage signal figure.With reference to Fig. 2A and Fig. 2 B, the gesture input device 200 of the present embodiment include controller (being not shown in figure),
Magnetic Sensor 220_1~220_9 and magnetic generator 230_1~230_9.Fig. 2A is to indicate Magnetic Sensor 220_1~220_9
And magnetic generator 230_1~230_9 respectively close by the allocation position in wearable article 201 and correspondence.In the present embodiment
In, wearable article 201 is a kind of gloves, and Fig. 2A show the hand that wearable article 201 is worn on user, stretches all
Finger and the supine state of user.Magnetic Sensor 220_1~220_9 and magnetic generator 230_1~230_9 is configurable
In the finger-joint of wearable article 201 or the two sides of palm bending place.Magnetic Sensor 220_1~220_9 is generated with magnetic respectively
Device 230_1~230_9 is accordingly configured, and the magnetic field of Magnetic Sensor 220_1~220_9 magnetic signal that foundation senses respectively
Intensity exports voltage signal H1~H9 as shown in Figure 2 B to controller to correspond to.That is, when the gesture of user is
When the case where opening all fingers, due to the distance between Magnetic Sensor 220_1~220_9 and magnetic generator 230_1~230_9 compared with
Far, the magnetic field strength for the magnetic signal that Magnetic Sensor 220_1~220_9 is sensed is lower.Therefore, voltage signal H1~H9 all has
Lower voltage level.Controller can be sentenced according to voltage signal H1~H9 caused by Magnetic Sensor 220_1~220_9
The palm of disconnected user is in the state opened.
Fig. 3 A is the another another schematic diagram according to one embodiment of the invention, and Fig. 3 A shows that user dresses gesture input
When device 200, bending part finger-joint and supine state.Fig. 3 B is the electricity according to Fig. 3 A embodiment of the invention
Press signal graph.With reference to Fig. 2A to Fig. 3 B, when the gesture of user is to draw close index finger, middle finger, the third finger and little finger the case where
When, compared to Fig. 2A, since the distance between Magnetic Sensor 220_6~220_9 and magnetic generator 230_6~230_9 further, and
And the distance between Magnetic Sensor 220_1~220_5 and magnetic generator 230_1~230_5 are still kept farther out.Magnetic Sensor 220_
The magnetic field strength for the magnetic signal that 1~220_5 is sensed is lower, and the magnetic signal that senses of Magnetic Sensor 220_6~220_9
Magnetic field strength is higher.Therefore, compared to Fig. 2 B, voltage signal H1~H5's of Fig. 3 B still has lower voltage level, and electric
Pressure signal H6~H9 changes into voltage level with higher.Controller can be according to produced by Magnetic Sensor 220_1~220_9
Voltage signal H1~H9, and judge the palm of user and be in the state partly clenched fist.
Fig. 4 A is the another gesture schematic diagram according to one embodiment of the invention.Fig. 3 A shows that user dresses gesture input
When device 200, clench fist and supine state.Fig. 4 B is the voltage signal figure according to Fig. 4 A embodiment of the invention.Ginseng
Examine Fig. 2A to Fig. 4 B, when the gesture of user be fist the case where when, compared to Fig. 2A and Fig. 3 A, due to Magnetic Sensor 220_
1~220_9 all furthers with the distance between magnetic generator 230_1~230_9, the magnetic that Magnetic Sensor 220_1~220_9 is sensed
The magnetic field strength of signal is all higher.Therefore, voltage signal H1~H9 compared to Fig. 2 B and Fig. 3 B, Fig. 4 B is all changed into and is had
Higher voltage level.Controller can be sentenced according to voltage signal H1~H9 caused by Magnetic Sensor 220_1~220_9
The palm of disconnected user is in the state clenched fist completely.
Therefore, as shown in above-mentioned Fig. 2A to Fig. 4 B, when wearable article 201 passes magnetic as the gesture of user changes
When relative position between sensor 220_1~220_9 and magnetic generator 230_1~230_9 changes, Magnetic Sensor 220_1~
The voltage level of voltage signal H1~H9 of 220_9 output will correspond to change.In this regard, controller can be by analyzing voltage signal
The size and variation of the voltage level of H1~H9, to generate corresponding gesture information.In addition, Fig. 2 B, Fig. 3 B and Fig. 4 B institute
The voltage level shown is only to illustrate, and to express the opposite pass between voltage level corresponding to the different gestures of user, magnetic is passed
The specific value of each voltage level of voltage signal H1~H9 of sensor 220_1~220_9 output will be according to different gesture changes
Change to determine.
The embodiment of following figure 5 A to Fig. 5 B is for illustrating Magnetic Sensor and the configuration of magnetic generator in wearable article
Another embodiment.
Fig. 5 A is according to the front schematic view of the wearable article of another embodiment of the present invention, and Fig. 5 A shows that user wears
When wearing gesture input device 500, the supine state of user.Fig. 5 B is according to the wearable of another embodiment of the present invention
The schematic rear view of object, when Fig. 5 B shows that user dresses gesture input device 500, the downward state in the user centre of the palm.Ginseng
Fig. 5 A and Fig. 5 B is examined, the gesture input device 500 of the present embodiment includes controller (being not shown in figure), Magnetic Sensor 520_1
~520_6 and magnetic generator 530_1~530_6.Fig. 5 A and Fig. 5 B to indicate Magnetic Sensor 520_1~520_6 and
Magnetic generator 530_1~530_6 respectively close by the allocation position in wearable article 501 and correspondence.
In the present embodiment, wearable article 501 is a kind of gloves or muffetee.As shown in Figure 5A, Magnetic Sensor 520_1~
The side for the positive joint of wrist that 520_3 configured in wearable article 501, and magnetic generator 530_1~530_3 is configured
In the other side of the positive joint of the wrist of wearable article 501.As shown in Figure 5 B, Magnetic Sensor 520_4~520_6 is configured
In the side of the joint at the wrist back side of wearable article 501, and magnetic generator 530_4~530_6 configuration is wearable
The other side of the joint at the wrist back side of object 501.That is, when user changes the posture of wrist, Magnetic Sensor
520_1~520_6 can believe according to the distance between magnetic generator 530_1~530_6 variation to export multiple corresponding voltages
Number.Therefore, the controller of the gesture input device 500 of the present embodiment can be provided by analysis Magnetic Sensor 520_1~520_6
The multiple voltage signal effectively to sense the gesture variation of the rotation wrist of user, and exports corresponding gesture letter
Breath.
For example, when the wrist of user is bent toward centre of the palm direction, Magnetic Sensor 520_1~520_3 is sensed
Voltage signal can rise to higher level, and the voltage signal that Magnetic Sensor 520_4~520_6 is sensed not will increase,
Lower level can even be dropped to.Therefore, controller can be according to the voltage signal that Magnetic Sensor 520_1~520_6 is sensed
And it can judge the wrist of user and be bent toward centre of the palm direction.And when the wrist of user is bent toward the back of the hand direction, Magnetic Sensor
The voltage signal that 520_1~520_3 is sensed not will increase, or even can drop to lower level, and Magnetic Sensor 520_4
The voltage signal that~520_6 is sensed can rise to higher level.Therefore, controller is according to Magnetic Sensor 520_1~520_6
The voltage signal that is sensed and can judge the wrist of user and be bent toward the back of the hand direction.
Fig. 6 A and Fig. 6 B are the configuration schematic diagrams of the Magnetic Sensor and magnetic generator according to one embodiment of the invention.
In the present embodiment, wearable article includes multiple elastic materials, to coat Magnetic Sensor and magnetic generator.Another
In embodiment, wearable article is all implemented by the way of elastic material, and Magnetic Sensor and magnetic generator packet are imbued with
In elastic material.In another embodiment, elastic material only can also be coated on Magnetic Sensor by wearable article and magnetic generates
One of device.With reference to Fig. 6 A and Fig. 6 B, Magnetic Sensor 620 is embedded in one 621 elastic material of wearable article
In the middle, and magnetic generator 630 is embedded in another 631 elastic material of wearable article.In one embodiment, bullet
Property material be to be manufactured via the embedded shoot mode of silicon rubber, or flexible fabric is selected to coat framework.Elasticity
Material can be combined via calculating or selecting the material of different elastic numbers (or Yang Shi number, Young's modulus), to meet
Required operating handle.
It as shown in Figure 6A, is distance D between Magnetic Sensor 620 and magnetic generator 630.When one 621 of wearable article
And another 631 close to (or contact) and not mutual extrusion when, the minimum value of distance D is Magnetic Sensor 620 to wearable object
One 621 surface (close to another 631 surface of wearable article) of part is plus magnetic generator 630 to wearable article
Another 631 surface (close to wearable article one 621 surface) distance.As shown in Figure 6B, Magnetic Sensor 620
It is distance D ' between magnetic generator 630.When one 621 and another 631 contact of wearable article and mutual extrusion,
Distance D ' will be less than the distance D of above situation.That is, when one 621 and another 631 contact of wearable article
And when mutual extrusion, Magnetic Sensor 620 can be closer to magnetic generator 630, so that Magnetic Sensor 620 is felt in the case where Fig. 6 B
Measure the magnetic field strength of the magnetic signal provided by magnetic generator 630 by and the corresponding voltage signal sensed can be higher than and scheming
The case where 6A.Therefore, the controller of gesture input device not only can be according to the voltage signal judgement that Magnetic Sensor 620 is sensed
The gesture of user, additionally it is possible to judge that the power of user's force is strong and weak.
Therefore, similarly in the embodiment of above-mentioned Fig. 6 A and Fig. 6 B, Fig. 7 is according to the another of Fig. 4 A embodiment of the invention
Voltage signal figure.With reference to Fig. 4 A, Fig. 4 B and Fig. 7, if the material of wearable article 201 is elastic material, when user holds
Fist and exert a force the case where holding with a firm grip when, due between Magnetic Sensor 220_1~220_9 and magnetic generator 230_1~230_9 away from
From will more further, therefore the voltage level of voltage signal H1~H9 will be higher than voltage signal result shown in Fig. 4 B.Citing
For, in the case where the gesture of user is that fist and not exerting a force is held with a firm grip, the voltage level of voltage signal H1~H9 is most
High level is 3 volts (V) (as shown in Figure 4 B).However, in the case where the gesture of user is fist and force is held with a firm grip, voltage
The 3V (as shown in Figure 7) that will be higher than Fig. 4 B of the voltage level of signal H1~H9.That is, the controller of the present embodiment can
Further one preset critical Th of setting (such as: 3V), so that when controller judges the voltage of some Magnetic Sensor output
When the voltage level of signal is higher than preset critical Th, controller can further analyze the voltage signal of this Magnetic Sensor output,
To export corresponding pressure information.In the present embodiment, user, which gently presses, can have difference with voltage signal caused by weight
Voltage level, and pressure information can be the according to pressing depth value calculated according to those voltage levels via specific algorithm or
Pressure value.
The embodiment of following figure 8 A to Fig. 8 B is for illustrating magnetic sensor configuration in wearable article, and magnetic generator is matched
Set a kind of embodiment on hand-held object.
Fig. 8 A is the schematic diagram according to the hand-held object of another embodiment of the present invention.Fig. 8 B is according to of the invention another
The schematic diagram of the gesture input device of embodiment.With reference to Fig. 8 A and Fig. 8 B, magnetic is configured on the grip part of hand-held object 802
Generator 830_1,830_2, and gesture input device 800 include controller (being not shown in figure), Magnetic Sensor 820_1,
820_2.Wearable article 801 is gloves, and Magnetic Sensor 820_1,820_2 configuration are in the centre of the palm of wearable article 801
Two at.In the present embodiment, magnetic generator 830_1,830_2 and Magnetic Sensor 820_1,820_2 are oppositely disposed, so that when making
When user holds the grip part of hand-held object 802 by wearable article 801, Magnetic Sensor 820_1,820_2 can be sensed
The magnetic signal that magnetic generator 830_1,830_2 are exported respectively.Therefore, the controller of gesture input device 800 can be sensed according to magnetic
Pairing result between device 820_1,820_2 and magnetic generator 830_1,830_2 determines user via wearable article 801
The mode of hand-held object 802 is held, and then generates handheld information.
Specifically, the controller of gesture input device 800 can be by judging Magnetic Sensor 820_1 and Magnetic Sensor
820_2 is distinctly sensed by the magnetic signal of magnetic generator 830_1 or magnetic generator 830_2 offer, is to pass through to recognize user
Wearing wearable article 801 and it is first upwards or sword first downward mode holds hand-held object 802 with sword.For example, magnetic
Generator 830_1 may be configured as magnetism intensity greater than magnetic generator 830_2, when controller is according to Magnetic Sensor 820_1 and 820_2
Generated voltage signal judges that user has held hand-held object 802, and judges voltage caused by Magnetic Sensor 820_1
When signal is greater than voltage signal caused by Magnetic Sensor 820_2, controller can determine whether that user is come in the first upward mode of sword
Hold hand-held object 802；And work as controller according to voltage signal caused by Magnetic Sensor 820_1 and 820_2, judge that magnetic senses
When voltage signal caused by device 820_1 is less than voltage signal caused by Magnetic Sensor 820_2, controller can determine whether user
Hand-held object 802 is hold in sword first downward mode.
Fig. 9 is the schematic diagram according to the magnetic signal of one embodiment of the invention.With reference to Fig. 9, in order to avoid the generation of different magnetic
It is interfered between the different magnetic signals that device provides, and Magnetic Sensor is caused to be judged by accident, the present embodiment further designs multiple
Magnetic signal, so that the multiple magnetic signal can have the characteristics that otherness and distinguishability.Specifically, magnetic signal M1~M4
It may be designed as the changes of magnetic field with different cycles, so that corresponding Magnetic Sensor can be separated effectively by different magnetic generators
Magnetic signal M1~M4 of offer.
For example, with reference to Fig. 2A and Fig. 3 A, the magnetic signal that magnetic generator 230_6~230_9 is provided respectively can be such as Fig. 9
Magnetic signal M1~M4, wherein magnetic generator 230_6~230_9 is electromagnetic coil.It should be noted that electromagnetic coil can receive arteries and veins
The modulated electric signal of width modulation (Pulse Width Modulation, PWM) device offer is provided, it is modulated with corresponding output
Magnetic signal.When user is curved takes finger, each magnetic signal sensed of Magnetic Sensor 220_6~220_9 may be wrapped
Include the magnetic signal that other neighbouring magnetic generators provide.Therefore, the controller of gesture input device 200, which can be set, respectively passes magnetic
The voltage signal that sensor 220_6~220_9 is provided is filtered, and distinctly leaves the magnetic field change for corresponding respectively to different cycles
The voltage signal of the magnetic signal of change, so that controller can correctly analyze the voltage letter of Magnetic Sensor 220_6~220_9 offer
Number, to obtain correct gesture information.
Figure 10 is the block diagram according to the gesture input device of another embodiment of the present invention.With reference to Figure 10, gesture input
Device 1000 includes controller 1010, Magnetic Sensor 1020_1~1020_M, magnetic generator 1030_1~1030_M, multiplexing
Device 1040, storage unit 1050, mode selecting unit 1060 and transmission unit 1070, wherein M is the positive integer greater than zero.In
In the present embodiment, gesture input device 1000 includes wearable article, and wherein wearable article is that gloves or muffetee etc. are all so
The hand of class dresses part.Magnetic Sensor 1020_1~1020_M and magnetic generator 1030_1~1030_M is arranged respectively at wearable
The two sides at the flexible place of object, but the present invention is not limited thereto.Magnetic generator 1030_1~1030_M is configurable on and can wear
Wear in object or external object, and with Magnetic Sensor 1020_1~1020_M it is one-to-one it is corresponding configuration.
In the present embodiment, Magnetic Sensor 1020_1~1020_M is matched with magnetic generator 1030_1~1030_M respectively,
So that Magnetic Sensor 1020_1~1020_M can sense the magnetic signal of magnetic generator 1030_1~1030_M offer, and corresponding
Export multiple voltage signals.In the present embodiment, controller 1010 is coupled to Magnetic Sensor 1020_ by multiplexer 1040
1~1020_M, to make controller 1010 receive the multiple of Magnetic Sensor 1020_1~1020_M offer in such a way that timesharing is received
Voltage signal.
Storage unit 1050 is memory, and to memory module look-up table (Look-up Table, LUT).Mode choosing
Selecting unit 1060 is the application program or module that controller 1010 executes.In the present embodiment, controller 1010 can be via biography
Defeated unit 1070 carries out communication connection in external computer equipment, and gesture information described in the various embodiments described above, pressure are believed
Breath or handheld information are provided to external computer equipment.Transmission unit 1070 can be wired or wireless communication module, such as: it is blue
Tooth (Bluetooth) transmission module, radio area network (WLAN) transmission module, infrared ray (Infrared, IR) transmission module
Or cable (Cable) transmission module etc..
In the present embodiment, gesture input device 1000 can receive what external computer equipment provided via transmission unit 1070
Instruction carrys out output mode selection signal to controller 1010, so that controller 1010 can be recorded by searching in storage unit 1050
Mode look-up table, to export corresponding control instruction to Magnetic Sensor 1020_1~1020_M.For example, external computer is set
The standby host that can be virtual reality device.When external computer equipment executes application-specific, external computer equipment must
Gesture input device 1000 is asked to selectively turn at least one of Magnetic Sensor 1020_1~1020_M to carry out gesture
Detection, and whole Magnetic Sensor 1020_1~1020_M need not be opened, effectively to avoid the case where accidentally touching.Therefore, this implementation
The gesture input device 1000 of example can provide accurate and elastic gestures detection function, effectively to export gesture information to outside
Computer equipment.
In addition, the other elements feature or other implementation details etc. of the gesture input device 1000 about the present embodiment, it can
Enough teachings are obtained referring concurrently to above-mentioned Fig. 1 to the explanation of Fig. 9 embodiment, suggest and implement explanation, therefore no longer superfluous
It states.
In conclusion gesture input device of the invention can by installed in wearable article multiple Magnetic Sensors and
Corresponding multiple magnetic generators, so that gesture input device can be analyzed described when the hand of user dresses wearable article
The sensing result of multiple Magnetic Sensors, to obtain corresponding gesture information.Due to the multiple Magnetic Sensor and the multiple
Relative position between magnetic generator can correspond to change as the gesture of user changes, therefore the multiple Magnetic Sensor
The magnetic field size of the magnetic signal sensed will correspond to change.That is, gesture input device of the invention can provide i.e.
When and effective gestures detection function, and gesture information can be exported to external computer equipment, for specific application program
To utilize.Also, the hand force situation of user can be also effectively detected in gesture input device of the invention, to provide hand
The pressure information that pressing or hand are held.In addition, the multiple magnetic generator of the invention can also be configured in external hand held object
On part, in a manner of making gesture input device offer of the invention hold hand-held object via wearable article about user
Handheld information.
Although the present invention is disclosed as above with embodiment, however, it is not to limit the invention, any technical field
Middle technical staff, without departing from the spirit and scope of the present invention, when can make a little change and retouching, therefore protection of the invention
Subject to range ought be defined depending on claim.
Claims (10)
1. a kind of gesture input device characterized by comprising
Multiple magnetic generators configure in wearable article；
Multiple Magnetic Sensors configure in the wearable article, to sense by the multiple of the multiple magnetic generator offer
Magnetic signal, and multiple voltage signals are generated according to the magnetic field strength of the multiple magnetic signal sensed to correspond to；And
Controller couples the multiple Magnetic Sensor, to receive the multiple voltage signal,
Wherein when the wearable article is worn on the hand of user, the multiple magnetic generator and the multiple magnetic sensing
Device is located at the two sides in multiple joints of the hand, when the hand changing position of the user, makes the multiple
When the relative position of magnetic generator and the multiple Magnetic Sensor changes, produced by least part of the multiple Magnetic Sensor
The corresponding change of the multiple voltage signal, and the controller according to the multiple voltage signal change and judge institute
The position for stating the hand of user generates variation.
2. gesture input device according to claim 1, which is characterized in that the multiple Magnetic Sensor and the multiple
At least one of magnetic generator is embedded in elastic material.
3. gesture input device according to claim 2, which is characterized in that when the controller judges the multiple voltage
When at least one of voltage value of signal is higher than preset critical, the controller further analyzes the multiple voltage letter
Number at least one, to generate pressure information.
4. gesture input device according to claim 1, which is characterized in that the multiple Magnetic Sensor provides described more
A magnetic signal has different periodic changes of magnetic field.
5. gesture input device according to claim 1, which is characterized in that the controller is believed according to a model selection
Number, come selectively turn on the multiple Magnetic Sensor at least one.
6. gesture input device according to claim 1, which is characterized in that further include:
Transmission unit couples the controller, to be communicated with external computer equipment, wherein the controller is according to described in
The change of multiple voltage signals generates gesture information, and the controller by the transmission unit by the gesture information
It is provided to the external computer equipment.
7. a kind of gesture input device characterized by comprising
Multiple magnetic generators configure on the grip part for holding object；
Multiple Magnetic Sensors configure in wearable article, to sense the multiple magnetic letter provided by the multiple magnetic generator
Number, and multiple voltage signals are generated according to the magnetic field strength of the multiple magnetic signal sensed to correspond to；And
Controller couples the multiple Magnetic Sensor, to receive the multiple voltage signal,
Wherein when the wearable article is worn on the hand of a user, the multiple Magnetic Sensor is located at the hand
The centre of the palm in portion passes the multiple magnetic when the hand of the user holds the grip part of the hand-held object
It is described caused by the multiple Magnetic Sensor when sensor senses the multiple magnetic signal that the multiple magnetic generator provides
The corresponding change of multiple voltage signals, and the controller according to the multiple Magnetic Sensor and the multiple magnetic generator it
Between pairing as a result, holding the mode of the hand-held object to judge the user via the wearable article.
8. gesture input device according to claim 7, which is characterized in that the multiple Magnetic Sensor provides described more
A magnetic signal has different periodic changes of magnetic field.
9. gesture input device according to claim 7, which is characterized in that the controller is believed according to a model selection
Number, come selectively turn on the multiple Magnetic Sensor at least one.
10. gesture input device according to claim 7, which is characterized in that further include:
Transmission unit couples the controller, to be communicated with external computer equipment, wherein the controller is according to described in
The change of multiple voltage signals generates handheld information, and the controller by the transmission unit by the handheld information
It is provided to the external computer equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409175.6A CN110442228A (en) | 2018-05-02 | 2018-05-02 | Gesture input device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810409175.6A CN110442228A (en) | 2018-05-02 | 2018-05-02 | Gesture input device |
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| CN110442228A true CN110442228A (en) | 2019-11-12 |
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| CN110941339A (en) * | 2019-11-27 | 2020-03-31 | 上海创功通讯技术有限公司 | Gesture sensing method, electronic device and storage medium |
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