CN106897018A - Gesture operation method, device and mobile terminal - Google Patents
Gesture operation method, device and mobile terminal Download PDFInfo
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- CN106897018A CN106897018A CN201710107560.0A CN201710107560A CN106897018A CN 106897018 A CN106897018 A CN 106897018A CN 201710107560 A CN201710107560 A CN 201710107560A CN 106897018 A CN106897018 A CN 106897018A
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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
- G06F3/048—Interaction techniques based on graphical user interfaces [GUI]
- G06F3/0487—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser
- G06F3/0488—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures
- G06F3/04883—Interaction techniques based on graphical user interfaces [GUI] using specific features provided by the input device, e.g. functions controlled by the rotation of a mouse with dual sensing arrangements, or of the nature of the input device, e.g. tap gestures based on pressure sensed by a digitiser using a touch-screen or digitiser, e.g. input of commands through traced gestures for inputting data by handwriting, e.g. gesture or text
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- General Engineering & Computer Science (AREA)
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- User Interface Of Digital Computer (AREA)
Abstract
The present invention discloses a kind of gesture operation method, device and mobile terminal.Wherein, the step of gesture operation method includes：Control the ultrasonic speaker to send ultrasonic wave, and control the ultrasonic receiver reception ultrasonic wave to encounter the back wave after finger；The each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave are obtained, the locus of the finger is determined according to the time difference；By continuously recording finger position relationship in space, after determining finger movement locus in space, the corresponding operational order of the movement locus is performed.The present invention has there is provided a kind of effect of new gestural control method.
Description
Technical field
The present invention relates to interactively enter technical field, more particularly to gesture operation method, device and mobile terminal.
Background technology
During existing gesture operation based on touch-screen realize gesture manipulation, but with mobile terminal increasingly can not or
Lack, cause the usage scenario of mobile terminal to become increasingly complex, and when gloves are worn or hand is wet then cannot by screen touch come
The effective control screen of stabilization.
The content of the invention
The main object of the present invention is to provide gesture operation method, device and mobile terminal, it is desirable to provide a kind of new hand
Gesture control method.
To achieve the above object, a kind of gesture operation method proposed by the present invention, for mobile terminal, the mobile terminal
Be equiped with around at least three different ultrasonic speakers of the center arrangement and frequency of display surface, and with the ultrasonic wave
Three ultrasonic receivers that loudspeaker is correspondingly arranged；The step of gesture operation method, includes：
Control the ultrasonic speaker to send ultrasonic wave, and control the ultrasonic receiver to receive the ultrasonic wave
Encounter the back wave after finger；
The each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave are obtained, institute is determined according to the time difference
State the locus of finger；
By continuously recording finger position relationship in space, finger movement locus in space is determined
Afterwards, the corresponding operational order of the movement locus is performed.
Preferably, it is described to obtain each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave, according to described
The step of time difference determines the locus of the finger includes：
Obtain each frequency ultrasonic wave of transmitting and the multiple time differences for receiving corresponding back wave；
Multiple distances of ultrasonic receiver according to multiple time differences acquisitions finger with each frequency；
Order according to the multiple distance and from the close-by examples to those far off obtains the serial spatial point of each frequency, every by what is obtained
The serial spatial point of one frequency is connected and obtains a line segment for corresponding to each frequency respectively；
According to a plurality of line segment for being obtained and default finger parameter, the locus of the finger is determined.
Preferably, the spacing of the serial spatial point is to be equidistantly positioned；
It is described according to a plurality of line segment for being obtained and default finger parameter, determine the locus step bag of the finger
Include：
First spatial point of each line segment is calculated into the first spatial point of acquisition by compensating finger diameter, until will be every
The N spatial points of line segment described in calculate acquisition N spatial points by compensating finger diameter；
Center line segment is connected to form by first to N spatial points, the center line segment is defined as the space of the finger
Position.
Preferably, the movement locus includes the plane gesture rail moved in parallel relative to the display surface of the mobile terminal
The 3D gesture paths that mark, multiple finger draw in and open, and plane gesture path and 3D gestures combination.
Present invention also offers a kind of gesture operation device, for mobile terminal, the mobile terminal is equiped with around aobvious
Show at least three different ultrasonic speakers of the center arrangement and frequency in face, and corresponding with the ultrasonic speaker set
Three ultrasonic receivers put；The gesture operation device includes：
Control module, for controlling the ultrasonic speaker to send ultrasonic wave, and controls the ultrasonic receiver
Receive the back wave after the ultrasonic wave encounters finger；
Position computation module, for obtaining each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave, root
The locus of the finger is determined according to the time difference；
Track record module, for by continuously recording finger position relationship in space, determining the finger
After movement locus in space, the corresponding operational order of the movement locus is performed.
Preferably, the position computation module includes：
Time difference calculating unit, for obtaining each frequency ultrasonic wave of transmitting and the multiple times for receiving corresponding back wave
Difference；
Metrics calculation unit, for according to multiple time differences obtain the finger with each frequency described in ultrasonic wave connect
Receive multiple distances of device；
Space calculating unit, the series of each frequency is obtained for order according to the multiple distance and from the close-by examples to those far off
Spatial point, the serial spatial point of each frequency that will be obtained is connected and obtains a line segment for corresponding to each frequency respectively；
Position calculation unit, for according to a plurality of line segment for being obtained and default finger parameter, determining the finger
Locus.
Preferably, the spacing of the serial spatial point is to be equidistantly positioned；
The position calculation unit specifically for：
First spatial point of each line segment is calculated into the first spatial point of acquisition by compensating finger diameter, until will be every
The N spatial points of line segment described in calculate acquisition N spatial points by compensating finger diameter；
Center line segment is connected to form by first to N spatial points, the center line segment is defined as the space of the finger
Position.
Preferably, the movement locus includes the plane gesture rail moved in parallel relative to the display surface of the mobile terminal
The 3D gesture paths that mark, multiple finger draw in and open, and plane gesture path and 3D gestures combination.
Present invention also offers a kind of mobile terminal, the mobile terminal be equiped with around display surface center arrangement and
At least three different ultrasonic speakers of frequency, and the ultrasonic receiver being correspondingly arranged with the ultrasonic speaker；
The mobile terminal also includes above-mentioned gesture operation device.
Preferably, the mobile terminal includes the first ultrasonic speaker, the second ultrasonic speaker and the 3rd ultrasonic wave
Loudspeaker, and the first ultrasonic receiver, the second ultrasonic receiver and the 3rd ultrasonic receiver being correspondingly arranged；
First ultrasonic speaker and the first ultrasonic receiver are set by the top of the mobile terminal, and described the
One ultrasonic receiver is installed on the top side of first ultrasonic speaker；
Second ultrasonic speaker and the second ultrasonic receiver are set by the bottom of the mobile terminal, and described the
Two ultrasonic receivers are installed on the bottom side of second ultrasonic speaker；
3rd ultrasonic speaker and the 3rd ultrasonic receiver are set by the bottom of the mobile terminal, and described the
Three ultrasonic receivers are installed on the bottom side of the 3rd ultrasonic speaker；
The line of first ultrasonic speaker, the second ultrasonic speaker and the 3rd ultrasonic speaker is in triangle
Shape.
Gesture operation method provided by the present invention, by carrying out finger positioning using ultrasonic wave and back wave, then
Can finger have water, have oil, wear gloves when can carry out touch control to the screen of mobile terminal, and non-tactile is hanging
Control screen.
Brief description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, below will be to embodiment or existing
The accompanying drawing to be used needed for having technology description is briefly described, it should be apparent that, drawings in the following description are only this
Some embodiments of invention, for those of ordinary skill in the art, on the premise of not paying creative work, can be with
Structure according to these accompanying drawings obtains other accompanying drawings.
Fig. 1 is the optional hardware architecture diagram of mobile terminal one for realizing each embodiment of the invention；
Fig. 2 is the wireless communication system schematic diagram of mobile terminal as shown in Figure 1；
Fig. 3 is the flow chart of gesture operation method first embodiment of the present invention；
Fig. 4 is the flow chart of gesture operation method second embodiment of the present invention；
Fig. 5 is the flow chart of gesture operation method 3rd embodiment of the present invention；
Fig. 6 is the flow chart of the embodiment of mobile terminal of the present invention；
Fig. 7 is the module diagram of gesture operation device in Fig. 6；
Fig. 8 is the module diagram of position computation module in Fig. 7；
Fig. 9 is the gesture operation schematic diagram of mobile terminal shown in Fig. 6；
Figure 10 is the structural representation of mobile terminal shown in Fig. 6.
The realization of the object of the invention, functional characteristics and advantage will be described further referring to the drawings in conjunction with the embodiments.
Specific embodiment
It should be appreciated that the specific embodiments described herein are merely illustrative of the present invention, it is not intended to limit the present invention.
The mobile terminal of each embodiment of the invention is realized referring now to Description of Drawings.In follow-up description, use
For represent element such as " module ", " part " or " unit " suffix only for being conducive to explanation of the invention, itself
Not specific meaning.Therefore, " module " can be used mixedly with " part ".
Mobile terminal can be implemented in a variety of manners.For example, the terminal described in the present invention can include such as moving
Phone, smart phone, notebook computer, digit broadcasting receiver, PDA (personal digital assistant), PAD (panel computer), PMP
The mobile terminal of (portable media player), guider etc. and such as numeral TV, desktop computer etc. are consolidated
Determine terminal.Hereinafter it is assumed that terminal is mobile terminal.However, it will be understood by those skilled in the art that, except being used in particular for movement
Outside the element of purpose, construction according to the embodiment of the present invention can also apply to the terminal of fixed type.
Fig. 1 is the hardware architecture diagram for realizing each optional mobile terminal of embodiment one of the invention.
Mobile terminal 1 00 can include wireless communication unit 110, A/V (audio/video) input block 120, user input
Unit 130, sensing unit 140, output unit 150, memory 160, interface unit 170, controller 180 and power subsystem 190
Etc..Fig. 1 shows the mobile terminal with various assemblies, it should be understood that being not required for implementing all groups for showing
Part.More or less component can alternatively be implemented.The element of mobile terminal will be discussed in more detail below.
Wireless communication unit 110 generally includes one or more assemblies, and it allows mobile terminal 1 00 and wireless communication system
Or the radio communication between network.For example, wireless communication unit 110 can include broadcasting reception module 111, mobile communication mould
At least one of block 112, wireless Internet module 113, short range communication module 114 and location information module 115.
Broadcasting reception module 111 receives broadcast singal and/or broadcast via broadcast channel from external broadcast management server
Relevant information.Broadcast channel can include satellite channel and/or terrestrial channel.Broadcast management server can be generated and sent
The broadcast singal and/or broadcast related information generated before the server or reception of broadcast singal and/or broadcast related information
And send it to the server of terminal.Broadcast singal can include TV broadcast singals, radio signals, data broadcasting
Signal etc..And, broadcast singal may further include the broadcast singal combined with TV or radio signals.Broadcast phase
Pass information can also be provided via mobile communications network, and in this case, broadcast related information can be by mobile communication mould
Block 112 is received.Broadcast singal can exist in a variety of manners, for example, it can be with the electronics of DMB (DMB)
The form of program guide (EPG), the electronic service guidebooks (ESG) of digital video broadcast-handheld (DVB-H) etc. and exist.Broadcast
Receiver module 111 can receive signal and broadcast by using various types of broadcast systems.Especially, broadcasting reception module 111
Can be wide by using such as multimedia broadcasting-ground (DMB-T), DMB-satellite (DMB-S), digital video
Broadcast-hand-held (DVB-H), the Radio Data System of forward link media (MediaFLO), received terrestrial digital broadcasting integrated service
Etc. (ISDB-T) digit broadcasting system receives digital broadcasting.Broadcasting reception module 111 may be constructed such that and be adapted to provide for extensively
Broadcast the various broadcast systems and above-mentioned digit broadcasting system of signal.Via broadcasting reception module 111 receive broadcast singal and/
Or broadcast related information can be stored in memory 160 (or other types of storage medium).
Mobile communication module 112 sends radio signals to base station (for example, access point, node B etc.), exterior terminal
And at least one of server and/or receive from it radio signal.Such radio signal can be logical including voice
Words signal, video calling signal or the various types of data for sending and/or receiving according to text and/or Multimedia Message.
Wireless Internet module 113 supports the Wi-Fi (Wireless Internet Access) of mobile terminal.The module can be internally or externally
It is couple to terminal.Wi-Fi (Wireless Internet Access) technology involved by the module can include WLAN (WLAN) (Wi-Fi), Wibro
(WiMAX), Wimax (worldwide interoperability for microwave accesses), HSDPA (high-speed downlink packet access) etc..
Short range communication module 114 is the module for supporting junction service.Some examples of short-range communication technology include indigo plant
Tooth TM, radio frequency identification (RFID), Infrared Data Association (IrDA), ultra wide band (UWB), purple honeybee TM etc..
Location information module 115 is the module for checking or obtaining the positional information of mobile terminal.Location information module
Typical case be GPS (global positioning system).According to current technology, GPS module 115 is calculated and comes from three or more satellites
Range information and correct time information and the Information application triangulation for calculating, so as to according to longitude, latitude
Highly accurately calculate three-dimensional current location information.Currently, defended using three for calculating the method for position and temporal information
Star and the position that is calculated by using other satellite correction and the error of temporal information.Additionally, GPS module 115
Can be by Continuous plus current location information in real time come calculating speed information.
A/V input blocks 120 are used to receive audio or video signal.A/V input blocks 120 can include the He of camera 121
Microphone 122, the static images that 121 pairs, camera is obtained in Video Capture pattern or image capture mode by image capture apparatus
Or the view data of video is processed.Picture frame after treatment may be displayed on display unit 151.Processed through camera 121
Picture frame afterwards can be stored in memory 160 (or other storage mediums) or sent out via wireless communication unit 110
Send, two or more cameras 121 can be provided according to the construction of mobile terminal.Microphone 122 can be in telephone calling model, note
Sound (voice data) is received via microphone in record pattern, speech recognition mode etc. operational mode, and can be by so
Acoustic processing be voice data.Audio (voice) data after treatment can be converted in the case of telephone calling model can
The form for being sent to mobile communication base station via mobile communication module 112 is exported.Microphone 122 can implement various types of making an uproar
Sound eliminates (or suppression) algorithm to eliminate the noise or dry that (or suppression) produces during reception and transmission audio signal
Disturb.
User input unit 130 can generate key input data to control each of mobile terminal according to the order of user input
Plant operation.User input unit 130 allows the various types of information of user input, and can include keyboard, metal dome, touch
Plate (for example, detection due to being touched caused by resistance, pressure, electric capacity etc. change sensitive component), roller, rocking bar etc.
Deng.Especially, when touch pad is superimposed upon on display unit 151 in the form of layer, touch-screen can be formed.
Sensing unit 140 detects the current state of mobile terminal 1 00, (for example, mobile terminal 1 00 opens or closes shape
State), the presence or absence of the contact (that is, touch input) of the position of mobile terminal 1 00, user for mobile terminal 1 00, mobile terminal
The acceleration or deceleration movement of 100 orientation, mobile terminal 1 00 and direction etc., and generate for controlling mobile terminal 1 00
The order of operation or signal.For example, when mobile terminal 1 00 is embodied as sliding-type mobile phone, sensing unit 140 can be sensed
The sliding-type phone is opened or closed.In addition, sensing unit 140 can detect power subsystem 190 whether provide electric power or
Whether person's interface unit 170 couples with external device (ED).Sensing unit 140 can will be combined below including proximity transducer 141
Touch-screen is described to this.
Interface unit 170 is connected the interface that can pass through with mobile terminal 1 00 as at least one external device (ED).For example,
External device (ED) can include wired or wireless head-band earphone port, external power source (or battery charger) port, wired or nothing
Line FPDP, memory card port, the port for connecting the device with identification module, audio input/output (I/O) end
Mouth, video i/o port, ear port etc..Identification module can be that storage uses each of mobile terminal 1 00 for verifying user
Kind of information and subscriber identification module (UIM), client identification module (SIM), Universal Subscriber identification module (USIM) can be included
Etc..In addition, the device (hereinafter referred to as " identifying device ") with identification module can take the form of smart card, therefore, know
Other device can be connected via port or other attachment means with mobile terminal 1 00.Interface unit 170 can be used for reception and come from
The input (for example, data message, electric power etc.) of the external device (ED) and input that will be received is transferred in mobile terminal 1 00
One or more elements can be used for transmitting data between mobile terminal and external device (ED).
In addition, when mobile terminal 1 00 is connected with external base, interface unit 170 can serve as allowing by it by electricity
Power provides to the path of mobile terminal 1 00 from base or can serve as allowing the various command signals being input into from base to pass through it
It is transferred to the path of mobile terminal.Be can serve as recognizing that mobile terminal is from the various command signals or electric power of base input
The no signal being accurately fitted within base.Output unit 150 is configured to provide defeated with vision, audio and/or tactile manner
Go out signal (for example, audio signal, vision signal, alarm signal, vibration signal etc.).Output unit 150 can include display
Unit 151, dio Output Modules 152, alarm unit 153 etc..
Display unit 151 may be displayed on the information processed in mobile terminal 1 00.For example, when mobile terminal 1 00 is in electricity
During words call mode, display unit 151 can show and converse or other communicate (for example, text messaging, multimedia file
Download etc.) related user interface (UI) or graphic user interface (GUI).When mobile terminal 1 00 is in video calling pattern
Or during image capture mode, display unit 151 can show the image of capture and/or the image of reception, show video or figure
UI or GUI of picture and correlation function etc..
Meanwhile, when display unit 151 and touch pad in the form of layer it is superposed on one another to form touch-screen when, display unit
151 can serve as input unit and output device.Display unit 151 can include liquid crystal display (LCD), thin film transistor (TFT)
In LCD (TFT-LCD), Organic Light Emitting Diode (OLED) display, flexible display, three-dimensional (3D) display etc. at least
It is a kind of.Some in these displays may be constructed such that transparence to allow user to be watched from outside, and this is properly termed as transparent
Display, typical transparent display can be, for example, TOLED (transparent organic light emitting diode) display etc..According to specific
Desired implementation method, mobile terminal 1 00 can include two or more display units (or other display devices), for example, moving
Dynamic terminal can include outernal display unit (not shown) and inner display unit (not shown).Touch-screen can be used to detect touch
Input pressure and touch input position and touch input area.
Dio Output Modules 152 can mobile terminal be in call signal reception pattern, call mode, logging mode,
It is that wireless communication unit 110 is received or in memory 160 when under the isotypes such as speech recognition mode, broadcast reception mode
The voice data transducing audio signal of middle storage and it is output as sound.And, dio Output Modules 152 can be provided and movement
The audio output (for example, call signal receives sound, message sink sound etc.) of the specific function correlation that terminal 100 is performed.
Dio Output Modules 152 can include loudspeaker, buzzer etc..
Alarm unit 153 can provide output and be notified to mobile terminal 1 00 with by event.Typical event can be with
Including calling reception, message sink, key signals input, touch input etc..In addition to audio or video is exported, alarm unit
153 can in a different manner provide output with the generation of notification event.For example, alarm unit 153 can be in the form of vibrating
Output is provided, when calling, message or some other entrance communication (incomingcommunication) are received, alarm list
Unit 153 can provide tactile output (that is, vibrating) to notify to user.Exported by providing such tactile, even if
When in pocket of the mobile phone of user in user, user also can recognize that the generation of various events.Alarm unit 153
The output of the generation of notification event can be provided via display unit 151 or dio Output Modules 152.
Memory 160 can store software program for the treatment and control operation performed by controller 180 etc., Huo Zheke
Temporarily to store the data that exported or will export (for example, telephone directory, message, still image, video etc.).And
And, memory 160 can store the vibration of various modes on being exported when touching and being applied to touch-screen and audio signal
Data.
Memory 160 can include the storage medium of at least one type, and the storage medium includes flash memory, hard disk, many
Media card, card-type memory (for example, SD or DX memories etc.), random access storage device (RAM), static random-access storage
Device (SRAM), read-only storage (ROM), Electrically Erasable Read Only Memory (EEPROM), programmable read only memory
(PROM), magnetic storage, disk, CD etc..And, mobile terminal 1 00 can perform memory with by network connection
The network storage device cooperation of 160 store function.
The overall operation of the generally control mobile terminal of controller 180.For example, controller 180 is performed and voice call, data
Communication, video calling etc. related control and treatment.In addition, controller 180 can be included for reproducing (or playback) many matchmakers
The multi-media module 181 of volume data, multi-media module 181 can be constructed in controller 180, or can be structured as and control
Device 180 is separated.Controller 180 can be with execution pattern identifying processing, the handwriting input that will be performed on the touchscreen or picture
Draw input and be identified as character or image.
Power subsystem 190 receives external power or internal power under the control of controller 180 and provides operation each unit
Appropriate electric power needed for part and component.
Various implementation methods described herein can be with use such as computer software, hardware or its any combination of calculating
Machine computer-readable recording medium is implemented.Implement for hardware, implementation method described herein can be by using application-specific IC
(ASIC), digital signal processor (DSP), digital signal processing device (DSPD), programmable logic device (PLD), scene can
Programming gate array (FPGA), processor, controller, microcontroller, microprocessor, it is designed to perform function described herein
At least one in electronic unit is implemented, and in some cases, such implementation method can be implemented in controller 180.
For software implementation, the implementation method of such as process or function can with allow to perform the single of at least one function or operation
Software module is implemented.Software code can be come by the software application (or program) write with any appropriate programming language
Implement, software code can be stored in memory 160 and performed by controller 180.
So far, mobile terminal is described according to its function.Below, for the sake of brevity, will description such as folded form,
Slide type mobile terminal in various types of mobile terminals of board-type, oscillating-type, slide type mobile terminal etc. is used as showing
Example.Therefore, the present invention can be applied to any kind of mobile terminal, and be not limited to slide type mobile terminal.
Mobile terminal 1 00 as shown in Figure 1 may be constructed such that using via frame or packet transmission data it is all if any
Line and wireless communication system and satellite-based communication system are operated.
The communication system that mobile terminal wherein of the invention can be operated is described referring now to Fig. 2.
Such communication system can use different air interface and/or physical layer.For example, used by communication system
Air interface includes such as frequency division multiple access (FDMA), time division multiple acess (TDMA), CDMA (CDMA) and universal mobile communications system
System (UMTS) (especially, Long Term Evolution (LTE)), global system for mobile communications (GSM) etc..As non-limiting example, under
The description in face is related to cdma communication system, but such teaching is equally applicable to other types of system.
With reference to Fig. 2, cdma wireless communication system can include multiple mobile terminal 1s 00, multiple base station (BS) 270, base station
Controller (BSC) 275 and mobile switching centre (MSC) 280.MSC280 is configured to and Public Switched Telephony Network (PSTN)
290 form interface.MSC280 is also structured to form interface with the BSC275 that can be couple to base station 270 via back haul link.
Back haul link can in some known interfaces any one construct, the interface includes such as E1/T1, ATM, IP,
PPP, frame relay, HDSL, ADSL or xDSL.It will be appreciated that system can include multiple BSC275 as shown in Figure 2.
Each BS270 can service one or more subregions (or region), by multidirectional antenna or the day of sensing specific direction
Each subregion of line covering is radially away from BS270.Or, each subregion can be by two or more for diversity reception
Antenna is covered.Each BS270 may be constructed such that the multiple frequency distribution of support, and the distribution of each frequency has specific frequency spectrum
(for example, 1.25MHz, 5MHz etc.).
What subregion and frequency were distributed intersects can be referred to as CDMA Channel.BS270 can also be referred to as base station transceiver
System (BTS) or other equivalent terms.In this case, term " base station " can be used for broadly representing single
BSC275 and at least one BS270.Base station can also be referred to as " cellular station ".Or, each subregion of specific BS270 can be claimed
It is multiple cellular stations.
As shown in Figure 2, broadcast singal is sent to broadcsting transmitter (BT) 295 mobile terminal operated in system
100.Broadcasting reception module 111 as shown in Figure 1 is arranged at mobile terminal 1 00 to receive the broadcast sent by BT295
Signal.In fig. 2 it is shown that several global positioning system (GPS) satellites 300.Satellite 300 helps position multiple mobile terminals
At least one of 100.
In fig. 2, multiple satellites 300 are depicted, it is understood that be, it is possible to use any number of satellite obtains useful
Location information.GPS module 115 as shown in Figure 1 is generally configured to coordinate with satellite 300 to be believed with obtaining desired positioning
Breath.Substitute GPS tracking techniques or outside GPS tracking techniques, it is possible to use other of the position of mobile terminal can be tracked
Technology.In addition, at least one gps satellite 300 can optionally or additionally process satellite dmb transmission.
Used as a typical operation of wireless communication system, BS270 receives the reverse link from various mobile terminal 1s 00
Signal.Mobile terminal 1 00 generally participates in call, information receiving and transmitting and other types of communication.Each of the reception of certain base station 270 is anti-
Processed in specific BS270 to link signal.The data of acquisition are forwarded to the BSC275 of correlation.BSC provides call
Resource allocation and the mobile management function of the coordination including the soft switching process between BS270.The number that BSC275 will also be received
According to MSC280 is routed to, it provides the extra route service for forming interface with PSTN290.Similarly, PSTN290 with
MSC280 forms interface, and MSC and BSC275 form interface, and BSC275 correspondingly controls BS270 with by forward link signals
It is sent to mobile terminal 1 00.
Based on above-mentioned mobile terminal hardware configuration and communication system, the inventive method each embodiment is proposed.
Refer to Fig. 3, gesture operation method first embodiment of the present invention, for mobile terminal, the mobile terminal installing
Have around at least three different ultrasonic speakers of the center arrangement and frequency of display surface, and raised one's voice with the ultrasonic wave
Three ultrasonic receivers that device is correspondingly arranged；The step of gesture operation method, includes：
Step S100, controls the ultrasonic speaker to send ultrasonic wave, and control the ultrasonic receiver to receive
The ultrasonic wave encounters the back wave after finger；Wherein, the frequency of ultrasonic speaker is different, for example 40~60Khz.
Step S101, obtains each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave, according to it is described when
Between difference determine the locus of the finger；Wherein, by least three ultrasonic waves and its back wave, then can be obtained by algorithm
The locus relative to ultrasonic receiver of finger is obtained, both the locus of finger and mobile terminal.
Step S102, by continuously recording finger position relationship in space, determines the finger in space
Movement locus after, perform the corresponding operational order of the movement locus.Wherein, the operational order corresponding to the movement locus
Including game console instruction, the play instruction of multimedia player, web browser interface operational order, browser interface switching and
Other programmed instruction.
The present embodiment, by carrying out finger positioning using ultrasonic wave and back wave, then can have water, have in finger
Oil, touch control can be carried out when wearing gloves to the screen of mobile terminal, and non-tactile hanging control screen.
Fig. 4 is refer to, gesture operation method second embodiment of the present invention, the present embodiment is right based on first embodiment
Wherein the step of, S101 was described in detail.It is specific as follows：
Step S200, it is identical with the step S100 in first embodiment, will not be repeated here.
Step S201, obtains each frequency ultrasonic wave of transmitting and the multiple time differences for receiving corresponding back wave.
Step S202, ultrasonic receiver is more according to multiple time differences acquisitions finger with each frequency
Individual distance.
Step S203, the serial spatial point of the order each frequency of acquisition according to the multiple distance and from the close-by examples to those far off,
The serial spatial point of each frequency that will be obtained is connected and obtains a line segment for corresponding to each frequency respectively.For example：
As shown in figure 9, the ul-trasonic irradiation of 40Khz that the first ultrasonic speaker 1100 sends is concavo-convex not in finger 400
Reflection is produced back wave during flat skin surface, is received by the first ultrasonic receiver 1400.By the transmitting of sound wave
Distance with the time difference for receiving calculates the pip of finger 400 and the first ultrasonic receiver 1400, is calculated by this scheme
Go out series of points A1 (being not shown) from the near to the remote, B1 (is not shown), and C1 (is not shown), plots one
Bar line segment, the spacing distance of A1, B1, C1 every can be set as fixed value, such as at intervals of 10mm
Second ultrasonic speaker 1200 sends the ul-trasonic irradiation for 50Khz in the rough skin table of finger 400
Face is reflected and produces back wave, is received by the second ultrasonic receiver 1500.Transmitting and the time difference for receiving by sound wave
Calculate the distance of the pip of finger 400 and the second ultrasonic receiver 1500, by this scheme calculate from the near to the remote one
Point A2 (is not shown), and B2 (is not shown), and C2 (is not shown), plots a line segment, A2, B2,
The spacing distance of C2 every can be set as fixed value, such as at intervals of 10mm.
3rd ultrasonic speaker (being blocked, do not mark) is sent as the ul-trasonic irradiation of 60Khz is concavo-convex not in finger 400
Flat skin surface reflects and produces back wave, is received by the 3rd ultrasonic receiver.By the transmitting and reception of sound wave
Time difference calculates the distance of the pip of finger 400 and the 3rd ultrasonic receiver, is calculated from the near to the remote by this scheme
Series of points A3 (is not shown), and B3 (is not shown), and C3 (is not shown), plots a line segment, A3,
The distance of B3, C3 every can be set as fixed value, such as at intervals of 10mm.
Step S204, according to a plurality of line segment for being obtained and default finger parameter, determines the locus of the finger.
Wherein, finger parameter can include form parameter, five fingers that the form parameter of single finger, two fingers close up close up or
Form parameter opened etc..For example, when a plurality of line segment for obtaining is matched with single finger, then obtain singlehanded position relationship, when obtaining
A plurality of line segment close up with five fingers and match, then the position relationship that five fingers of acquisition close up.
Step S205, it is identical with the step S102 in first embodiment, will not be repeated here.
The present embodiment, by drawing the line segment of each frequency ultrasonic wave, then can more accurately describe finger state and
Movement locus, so as to reach the gesture of acquisition more accurately effect.
Fig. 5 is refer to, gesture operation method 3rd embodiment of the present invention, the present embodiment is right based on second embodiment
Wherein the step of, S204 was described in detail.It is specific as follows：
Step S300, it is identical with the step S200 in second embodiment, will not be repeated here.
Step S301, it is identical with the step S201 in second embodiment, will not be repeated here.
Step S302, it is identical with the step S202 in second embodiment, will not be repeated here.
Step S303, it is identical with the step S203 in second embodiment, will not be repeated here.
Step S304, the first space of acquisition is calculated by the first spatial point of each line segment by compensating finger diameter
Point, until the N spatial points of each line segment are calculated into acquisition N spatial points by compensating finger diameter.Wherein, finger
Diameter can be value range or representative value, the size including the naked hand of ordinary people and when wearing the most of state such as gloves.
Step S305, center line segment is connected to form by first to N spatial points, and the center line segment is defined as into the hand
The locus of finger.
Step S306, it is identical with the step S205 in second embodiment, will not be repeated here.
Refer to Fig. 9, continue the example in a upper embodiment, be computed obtaining series of points A1, B1 from the near to the remote,
C1, A2, B2, C2, A3, B3 and C3；The distance of wherein A1 to B1, B1 to C1 is equal, is 10mm；Wherein A2 to B2, B2 to C2's
It is 10mm apart from equal；The distance of wherein A3 to B3, B3 to C3 is equal, is 10mm.
Finger diameter is compensated by software algorithm so that A1, A2, A3 are same point A, B1, B2, B3 are same point B, C1,
C2, C3 are same point C, so as to obtain an A, a center line segment 410 of B, C multiple spot composition.
The present embodiment, by a center line segment as the position of finger, i.e., is represented with profile by a line
Finger, then the positional information of the machine description finger that can be more convenient for, and confirm the motion track of finger.
Preferably, the movement locus includes the plane gesture rail moved in parallel relative to the display surface of the mobile terminal
The 3D gesture paths that mark, multiple finger draw in and open, and plane gesture path and 3D gestures combination.Wherein, plane rail
Mark can be moved along L-type above screen, M types movement etc.；3D gesture paths can be that five fingers draw in, five fingers
The action such as open.With reference to track can be it is double refer to close up move together, it is double refer to separate move together, two refer to moving process together
In close up, or two refer to and separate in moving process together etc..
Present invention also offers a kind of gesture operation device and a kind of mobile terminal, should in order to clearer description
Gesture operation device, this specific embodiment is described in detail to the mobile terminal for employing above-mentioned gesture operation device.
Refer to Fig. 6 and Figure 10, an embodiment of mobile terminal of the present invention.The mobile terminal is equiped with around display surface
Center arrangement and three different ultrasonic speakers of frequency, and three be correspondingly arranged with the ultrasonic speaker
Ultrasonic receiver.Specifically, the mobile terminal includes the first ultrasonic speaker 1100, the second ultrasonic speaker 1200
With the 3rd ultrasonic speaker 1300, and the first ultrasonic receiver 1400, the second ultrasonic receiver being correspondingly arranged
1500 and the 3rd ultrasonic receiver 1600.The present embodiment is described in detail as an example with three ultrasonic speakers, but simultaneously
Three are not limited to, in other embodiments, greater number of ultrasonic speaker can also be used, so as to obtain space orientation
More accurate effect.In the present embodiment, gesture operation device 1700 for be built in mobile terminal and with mobile terminal as one
Overall, in other embodiments, gesture operation device 1700 can also be separately as a part, when needing to use and movement
Terminal is combined, and can obtain corresponding control authority in mobile terminal system.
The mobile terminal also includes gesture operation device 1700.
Fig. 7 is refer to, the gesture operation device 1700 includes：
Control module 1710, for controlling the ultrasonic speaker to send ultrasonic wave, and controls the ultrasonic wave to connect
Receive the device reception ultrasonic wave and encounter the back wave after finger；Wherein, the frequency of ultrasonic speaker is different, such as 40~
60Khz。
Position computation module 1720, for obtaining each frequency ultrasonic wave of transmitting and the time for receiving corresponding back wave
Difference, the locus of the finger is determined according to the time difference；Wherein, by least three ultrasonic waves and its back wave, then
The locus relative to ultrasonic receiver of finger can be obtained by algorithm, both the space bit of finger and mobile terminal
Put.
Track record module 1730, for by continuously recording finger position relationship in space, it is determined that described
After finger movement locus in space, the corresponding operational order of the movement locus is performed.Wherein, the movement locus institute is right
The operational order answered includes the game console instruction, play instruction of multimedia player, web browser interface operational order, clear
Look at changing interface and other programmed instruction.
The present embodiment, by carrying out finger positioning using ultrasonic wave and back wave, then can have water, have in finger
Oil, touch control can be carried out when wearing gloves to the screen of mobile terminal, and non-tactile hanging control screen.
Refer to Fig. 8, it is preferred that the position computation module 1720 includes：
Time difference calculating unit 1721, for obtaining each frequency ultrasonic wave of transmitting and the multiple for receiving corresponding back wave
Time difference.
Metrics calculation unit 1722, for according to multiple time differences obtain the finger with each frequency described in ultrasound
Multiple distances of ripple receiver.
Space calculating unit 1723, each frequency is obtained for order according to the multiple distance and from the close-by examples to those far off
Serial spatial point, the serial spatial point of each frequency that will be obtained is connected and obtains a line segment for corresponding to each frequency respectively.
For example：
As shown in figure 9, the ul-trasonic irradiation of 40Khz that the first ultrasonic speaker 1100 sends is concavo-convex not in finger 400
Reflection is produced back wave during flat skin surface, is received by the first ultrasonic receiver 1400.By the transmitting of sound wave
Distance with the time difference for receiving calculates the pip of finger 400 and the first ultrasonic receiver 1400, is calculated by this scheme
Go out series of points A1 (being not shown) from the near to the remote, B1 (is not shown), and C1 (is not shown), plots one
Bar line segment, the spacing distance of A1, B1, C1 every can be set as fixed value, such as at intervals of 10mm.
Second ultrasonic speaker 1200 sends the ul-trasonic irradiation for 50Khz in the rough skin table of finger 400
Face is reflected and produces back wave, is received by the second ultrasonic receiver 1500.Transmitting and the time difference for receiving by sound wave
Calculate the distance of the pip of finger 400 and the second ultrasonic receiver 1500, by this scheme calculate from the near to the remote one
Point A2 (is not shown), and B2 (is not shown), and C2 (is not shown), plots a line segment, A2, B2,
The spacing distance of C2 every can be set as fixed value, such as at intervals of 10mm.
3rd ultrasonic speaker (being blocked, do not mark) is sent as the ul-trasonic irradiation of 60Khz is concavo-convex not in finger 400
Flat skin surface reflects and produces back wave, is received by the 3rd ultrasonic receiver.By the transmitting and reception of sound wave
Time difference calculates the distance of the pip of finger 400 and the 3rd ultrasonic receiver, is calculated from the near to the remote by this scheme
Series of points A3 (is not shown), and B3 (is not shown), and C3 (is not shown), plots a line segment, A3,
The distance of B3, C3 every can be set as fixed value, such as at intervals of 10mm.
Position calculation unit 1724, for according to a plurality of line segment for being obtained and default finger parameter, determining the hand
The locus of finger.Wherein, finger parameter can include form parameter that the form parameter of single finger, two fingers close up,
Five fingers close up or the form parameter opened etc..For example, when a plurality of line segment for obtaining is matched with single finger, then obtaining one hand
Position relationship, matches when a plurality of line segment for obtaining closes up with five fingers, then obtain the position relationship that five fingers close up.
The present embodiment, by drawing the line segment of each frequency ultrasonic wave, then can more accurately describe finger state and
Movement locus, so as to reach the gesture of acquisition more accurately effect.
Preferably, the spacing of the serial spatial point is to be equidistantly positioned；
The position calculation unit 1724 specifically for：
First spatial point of each line segment is calculated into the first spatial point of acquisition by compensating finger diameter, until will be every
The N spatial points of line segment described in calculate acquisition N spatial points by compensating finger diameter.Wherein, the diameter of finger can be
Value range or representative value, the size including the naked hand of ordinary people and when wearing the most of state such as gloves.
Center line segment is connected to form by first to N spatial points, the center line segment is defined as the space of the finger
Position.
Refer to Fig. 9, continue a upper example, be computed obtaining series of points A1, B1 from the near to the remote, C1, A2, B2,
C2, A3, B3 and C3；The distance of wherein A1 to B1, B1 to C1 is equal, is 10mm；The distance of wherein A2 to B2, B2 to C2 is equal,
It is 10mm；The distance of wherein A3 to B3, B3 to C3 is equal, is 10mm.
Finger diameter is compensated by software algorithm so that A1, A2, A3 are same point A, B1, B2, B3 are same point B, C1,
C2, C3 are same point C, so as to obtain an A, a center line segment 410 of B, C multiple spot composition.
The present embodiment, by a center line segment as the position of finger, i.e., is represented with profile by a line
Finger, then the positional information of the machine description finger that can be more convenient for, and confirm the motion track of finger.
Preferably, the movement locus includes the plane gesture rail moved in parallel relative to the display surface of the mobile terminal
The 3D gesture paths that mark, multiple finger draw in and open, and plane gesture path and 3D gestures combination.Wherein, plane rail
Mark can be moved along L-type above screen, M types movement etc.；3D gesture paths can be that five fingers draw in, five fingers
The action such as open.With reference to track can be it is double refer to close up move together, it is double refer to separate move together, two refer to moving process together
In close up, or two refer to and separate in moving process together etc..
Incorporated by reference to referring to Figure 10, in the present embodiment, the ultrasonic receiver of first ultrasonic speaker 1100 and first
1400 lean on the top of the mobile terminal to set, and first ultrasonic receiver 1400 is installed on first ultrasonic wave and raises one's voice
The top side of device 1100.
The ultrasonic receiver 1500 of second ultrasonic speaker 1200 and second sets by the bottom of the mobile terminal
Put, second ultrasonic receiver 1500 is installed on the bottom side of second ultrasonic speaker 1200.
3rd ultrasonic speaker 1300 and the 3rd ultrasonic receiver 1600 set by the bottom of the mobile terminal
Put, the 3rd ultrasonic receiver 1600 is installed on the bottom side of the 3rd ultrasonic speaker 1300.
First ultrasonic speaker 1100, the second ultrasonic speaker 1200 and the 3rd ultrasonic speaker 1300
Line is triangular in shape.
The present embodiment, by being set to three ultrasonic speakers of triangle, and corresponds to three ultrasounds respectively
Ripple loudspeaker is set, and positioned at three peripheral ultrasonic receivers of triangle also triangularity, then can obtain preferably
Acoustic location effect, reaches the effect for making full use of three ultrasonic speakers.
It should be noted that herein, term " including ", "comprising" or its any other variant be intended to non-row
His property is included, so that process, method, article or device including a series of key elements not only include those key elements, and
And also include other key elements being not expressly set out, or also include for this process, method, article or device institute are intrinsic
Key element.In the absence of more restrictions, the key element limited by sentence "including a ...", it is not excluded that including this
Also there is other identical element in the process of key element, method, article or device.
The embodiments of the present invention are for illustration only, and the quality of embodiment is not represented.
Through the above description of the embodiments, those skilled in the art can be understood that above-described embodiment side
Method can add the mode of required general hardware platform to realize by software, naturally it is also possible to by hardware, but in many cases
The former is more preferably implementation method.Based on such understanding, technical scheme is substantially done to prior art in other words
The part for going out contribution can be embodied in the form of software product, and the computer software product is stored in a storage medium
In (such as ROM/RAM, magnetic disc, CD), including some instructions are used to so that a station terminal equipment (can be mobile terminal, calculate
Machine, server, air-conditioner, or network equipment etc.) perform method described in each embodiment of the invention.
The preferred embodiments of the present invention are these are only, the scope of the claims of the invention is not thereby limited, it is every to utilize this hair
Equivalent structure or equivalent flow conversion that bright specification and accompanying drawing content are made, or directly or indirectly it is used in other related skills
Art field, is included within the scope of the present invention.
Claims (10)
1. a kind of gesture operation method, for mobile terminal, it is characterised in that the mobile terminal is equiped with around display surface
Center arrangement and at least three different ultrasonic speakers of frequency, and three be correspondingly arranged with the ultrasonic speaker
Individual ultrasonic receiver；The step of gesture operation method, includes：
Control the ultrasonic speaker to send ultrasonic wave, and control the ultrasonic receiver reception ultrasonic wave to encounter
Back wave after finger；
The each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave are obtained, the hand is determined according to the time difference
The locus of finger；
By continuously recording finger position relationship in space, after determining finger movement locus in space,
Perform the corresponding operational order of the movement locus.
2. gesture operation method as claimed in claim 1, it is characterised in that the acquisition is launched each frequency ultrasonic wave and connect
The time difference of correspondence back wave is received, is included the step of determine the locus of the finger according to the time difference：
Obtain each frequency ultrasonic wave of transmitting and the multiple time differences for receiving corresponding back wave；
Multiple distances of ultrasonic receiver according to multiple time differences acquisitions finger with each frequency；
Order according to the multiple distance and from the close-by examples to those far off obtains the serial spatial point of each frequency, each frequency that will be obtained
The serial spatial point of rate is connected and obtains a line segment for corresponding to each frequency respectively；
According to a plurality of line segment for being obtained and default finger parameter, the locus of the finger is determined.
3. gesture operation method as claimed in claim 2, it is characterised in that the spacing of the serial spatial point sets for equidistant
Put；
It is described according to a plurality of line segment for being obtained and default finger parameter, determining the locus step of the finger includes：
First spatial point of each line segment is calculated by compensating finger diameter and obtains the first spatial point, until by each institute
The N spatial points for stating line segment calculate acquisition N spatial points by compensating finger diameter；
Center line segment is connected to form by first to N spatial points, the center line segment is defined as the locus of the finger.
4. gesture operation method as claimed in claim 1, it is characterised in that the movement locus is included relative to the movement
Plane gesture path, multiple finger gatherings and the 3D gesture paths opened that the display surface of terminal is moved in parallel, and plane hand
Gesture track and the combination of 3D gestures.
5. a kind of gesture operation device, for mobile terminal, it is characterised in that the mobile terminal is equiped with around display surface
Center arrangement and at least three different ultrasonic speakers of frequency, and three be correspondingly arranged with the ultrasonic speaker
Individual ultrasonic receiver；The gesture operation device includes：
Control module, for controlling the ultrasonic speaker to send ultrasonic wave, and controls the ultrasonic receiver to receive
The ultrasonic wave encounters the back wave after finger；
Position computation module, for obtaining each frequency ultrasonic wave of transmitting and the time difference for receiving corresponding back wave, according to institute
State the locus that the time difference determines the finger；
Track record module, for by continuously recording finger position relationship in space, determining the finger in sky
Between in movement locus after, perform the corresponding operational order of the movement locus.
6. gesture operation device as claimed in claim 5, it is characterised in that the position computation module includes：
Time difference calculating unit, for obtaining each frequency ultrasonic wave of transmitting and the multiple time differences for receiving corresponding back wave；
Metrics calculation unit, for according to multiple time differences obtain the finger with each frequency described in ultrasonic receiver
Multiple distances；
Space calculating unit, the serial space of each frequency is obtained for order according to the multiple distance and from the close-by examples to those far off
Point, the serial spatial point of each frequency that will be obtained is connected and obtains a line segment for corresponding to each frequency respectively；
Position calculation unit, for according to a plurality of line segment for being obtained and default finger parameter, determining the space of the finger
Position.
7. gesture operation device as claimed in claim 6, it is characterised in that the spacing of the serial spatial point sets for equidistant
Put；
The position calculation unit specifically for：
First spatial point of each line segment is calculated by compensating finger diameter and obtains the first spatial point, until by each institute
The N spatial points for stating line segment calculate acquisition N spatial points by compensating finger diameter；
Center line segment is connected to form by first to N spatial points, the center line segment is defined as the locus of the finger.
8. gesture operation device as claimed in claim 5, it is characterised in that the movement locus is included relative to the movement
Plane gesture path, multiple finger gatherings and the 3D gesture paths opened that the display surface of terminal is moved in parallel, and plane hand
Gesture track and the combination of 3D gestures.
9. a kind of mobile terminal, it is characterised in that the mobile terminal is equiped with center arrangement and frequency around display surface
At least three different ultrasonic speakers, and the ultrasonic receiver being correspondingly arranged with the ultrasonic speaker；It is described
Mobile terminal also includes the gesture operation device as described in any one of claim 5 to 8.
10. mobile terminal as claimed in claim 9, it is characterised in that the mobile terminal include the first ultrasonic speaker,
Second ultrasonic speaker and the 3rd ultrasonic speaker, and the first ultrasonic receiver, the second ultrasonic wave being correspondingly arranged
Receiver and the 3rd ultrasonic receiver；
First ultrasonic speaker and the first ultrasonic receiver are set by the top of the mobile terminal, described the first to surpass
Acoustic receiver is installed on the top side of first ultrasonic speaker；
Second ultrasonic speaker and the second ultrasonic receiver are set by the bottom of the mobile terminal, described the second to surpass
Acoustic receiver is installed on the bottom side of second ultrasonic speaker；
3rd ultrasonic speaker and the 3rd ultrasonic receiver are set by the bottom of the mobile terminal, and described the three surpasses
Acoustic receiver is installed on the bottom side of the 3rd ultrasonic speaker；
The line of first ultrasonic speaker, the second ultrasonic speaker and the 3rd ultrasonic speaker is triangular in shape.
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