CN109167876A - Signal processing method and relevant device - Google Patents
Signal processing method and relevant device Download PDFInfo
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- CN109167876A CN109167876A CN201810812769.1A CN201810812769A CN109167876A CN 109167876 A CN109167876 A CN 109167876A CN 201810812769 A CN201810812769 A CN 201810812769A CN 109167876 A CN109167876 A CN 109167876A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
-
- G—PHYSICS
- G01—MEASURING; TESTING
- G01D—MEASURING NOT SPECIALLY ADAPTED FOR A SPECIFIC VARIABLE; ARRANGEMENTS FOR MEASURING TWO OR MORE VARIABLES NOT COVERED IN A SINGLE OTHER SUBCLASS; TARIFF METERING APPARATUS; MEASURING OR TESTING NOT OTHERWISE PROVIDED FOR
- G01D5/00—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable
- G01D5/48—Mechanical means for transferring the output of a sensing member; Means for converting the output of a sensing member to another variable where the form or nature of the sensing member does not constrain the means for converting; Transducers not specially adapted for a specific variable using wave or particle radiation means
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B11/00—Transmission systems employing sonic, ultrasonic or infrasonic waves
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72403—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality
- H04M1/7243—User interfaces specially adapted for cordless or mobile telephones with means for local support of applications that increase the functionality with interactive means for internal management of messages
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04M—TELEPHONIC COMMUNICATION
- H04M1/00—Substation equipment, e.g. for use by subscribers
- H04M1/72—Mobile telephones; Cordless telephones, i.e. devices for establishing wireless links to base stations without route selection
- H04M1/724—User interfaces specially adapted for cordless or mobile telephones
- H04M1/72448—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions
- H04M1/72454—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to context-related or environment-related conditions
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- Computer Networks & Wireless Communication (AREA)
- Signal Processing (AREA)
- Human Computer Interaction (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Business, Economics & Management (AREA)
- General Business, Economics & Management (AREA)
- Telephone Function (AREA)
Abstract
This application discloses a kind of signal processing method and relevant devices, applied to mobile terminal, mobile terminal includes sound field generation module, sound field generation module is used to generate sound field in the surrounding space of mobile terminal, sound field generation module includes one or more first ultrasonic transmitters, and one or more second ultrasonic transmitters, the transmission power of the first ultrasonic transmitter are greater than the transmission power of the second ultrasonic transmitter, method comprises determining that the target scene that mobile terminal is presently in；In the case where the corresponding transmission power of target scene is greater than or equal to setting power, enables the first ultrasonic transmitter and generate sound field；In the case where the corresponding transmission power of target scene is less than setting power, enables the second ultrasonic transmitter and generate sound field；Detect the change information of the sound field generated；The corresponding operational order of the change information confirmly detected, and execute operational order.Using the embodiment of the present application can ultrasound examination intelligence.
Description
Technical field
This application involves electronic technology field more particularly to a kind of signal processing methods and relevant device.
Background technique
Ultrasound examination (Ultrasonic Testing, UT) is also referred to as ultrasound detection, is examined using ultrasonic technology
Survey work.In ultrasound examination, ultrasonic transmitter is needed to emit ultrasonic signal, ultrasonic receiver receives ultrasonic wave
The ultrasonic signal of transmitter transmitting.Currently, what the transmission power of ultrasonic transmitter was usually fixed, it is unable to satisfy different
Application scenarios.
Summary of the invention
The embodiment of the present application provides a kind of signal processing method and relevant device, different for being selected according to different scenes
Ultrasonic transmitter, promote the intelligence of ultrasound examination.
In a first aspect, the embodiment of the present application provides a kind of signal processing method, it is applied to mobile terminal, the mobile terminal
Including sound field generation module, the sound field generation module is used to generate sound field, the sound in the surrounding space of the mobile terminal
Field generation module includes one or more first ultrasonic transmitters, and one or more second ultrasonic transmitters, described
The transmission power of first ultrasonic transmitter is greater than the transmission power of second ultrasonic transmitter, which comprises
Determine the target scene that the mobile terminal is presently in；
In the case where the corresponding transmission power of the target scene is greater than or equal to setting power, enabling is described the first to be surpassed
Pinger generates sound field；
In the case where the corresponding transmission power of the target scene is less than the setting power, second ultrasound is enabled
Wave launcher generates sound field；
Detect the change information of the sound field generated；
The corresponding operational order of the change information confirmly detected, and execute the operational order.
Second aspect, the embodiment of the present application provide a kind of signal processing apparatus, are applied to mobile terminal, the mobile terminal
Including sound field generation module, the sound field generation module is used to generate sound field, the sound in the surrounding space of the mobile terminal
Field generation module includes one or more first ultrasonic transmitters, and one or more second ultrasonic transmitters, described
The transmission power of first ultrasonic transmitter is greater than the transmission power of second ultrasonic transmitter, the signal processing apparatus
Include:
Scene determination unit, the target scene being presently in for determining the mobile terminal；
Start unit is used in the case where the corresponding transmission power of the target scene is greater than or equal to setting power,
It enables first ultrasonic transmitter and generates sound field；It is less than the setting power in the corresponding transmission power of the target scene
In the case where, it enables second ultrasonic transmitter and generates sound field；
Information detecting unit, for detecting the change information of the sound field generated；
Instruction-determining unit, the corresponding operational order of the change information for confirmly detecting；
Instruction execution unit, for executing the operational order.
The third aspect, the embodiment of the present application provide a kind of mobile terminal, including processor, memory, communication interface and
One or more programs, wherein said one or multiple programs are stored in above-mentioned memory, and are configured by above-mentioned
It manages device to execute, above procedure is included the steps that for executing the instruction in method described in the embodiment of the present application first aspect.
Fourth aspect, the embodiment of the present application provide a kind of computer readable storage medium, wherein above-mentioned computer-readable
Storage medium storage is used for the computer program of electronic data interchange, wherein above-mentioned computer program executes computer such as
Step some or all of described in method described in the embodiment of the present application first aspect.
5th aspect, the embodiment of the present application provide a kind of computer program product, wherein above-mentioned computer program product
Non-transient computer readable storage medium including storing computer program, above-mentioned computer program are operable to make to calculate
Step some or all of described in method of the machine execution as described in the embodiment of the present application first aspect.The computer program produces
Product can be a software installation packet.
As it can be seen that in the embodiment of the present application, in the case where current scene needs higher transmission power, selection transmitting function
Rate higher ultrasonic transmitter generates sound field, in the case where current scene needs lower transmission power, selection transmitting
Power lower ultrasonic transmitter generates sound field, realizes and selects different ultrasonic transmitters according to different scenes,
Improve the intelligence of ultrasound examination.
These aspects or other aspects of the application can more straightforward in the following description.
Detailed description of the invention
In order to illustrate the technical solutions in the embodiments of the present application or in the prior art more clearly, to embodiment or will show below
There is attached drawing needed in technical description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this
Some embodiments of application for those of ordinary skill in the art without creative efforts, can be with
It obtains other drawings based on these drawings.
Fig. 1 is a kind of standby structural schematic diagram of mobile terminal provided by the embodiments of the present application；
Fig. 2 is a kind of flow diagram of signal processing method provided by the embodiments of the present application；
Fig. 3 is a kind of structural schematic diagram of gravity sensor provided by the embodiments of the present application；
Fig. 4 is the standby structural schematic diagram of another mobile terminal provided by the embodiments of the present application；
Fig. 5 is a kind of structural schematic diagram of signal processing apparatus provided by the embodiments of the present application.
Specific embodiment
In order to make those skilled in the art more fully understand application scheme, below in conjunction in the embodiment of the present application
Attached drawing, the technical scheme in the embodiment of the application is clearly and completely described, it is clear that described embodiment is only
The embodiment of the application a part, instead of all the embodiments.Based on the embodiment in the application, ordinary skill people
Member's every other embodiment obtained without making creative work, all should belong to the model of the application protection
It encloses.
It is described in detail separately below.
The description and claims of this application and term " first ", " second ", " third " and " in the attached drawing
Four " etc. are not use to describe a particular order for distinguishing different objects.In addition, term " includes " and " having " and it
Any deformation, it is intended that cover and non-exclusive include.Such as it contains the process, method of a series of steps or units, be
System, product or equipment are not limited to listed step or unit, but optionally further comprising the step of not listing or list
Member, or optionally further comprising other step or units intrinsic for these process, methods, product or equipment.
Referenced herein " embodiment " is it is meant that a particular feature, structure, or characteristic described can wrap in conjunction with the embodiments
It is contained at least one embodiment of the application.Each position in the description occur the phrase might not each mean it is identical
Embodiment, nor the independent or alternative embodiment with other embodiments mutual exclusion.Those skilled in the art explicitly and
Implicitly understand, embodiment described herein can be combined with other embodiments.
Referring to Fig. 1, Fig. 1 is that the embodiment of the present application provides a kind of structural schematic diagram of mobile terminal, mobile terminal packet
Control circuit and input-output circuit are included, imput output circuit connects to the control circuit.
Wherein, mobile terminal may include the various handheld devices with wireless communication function, mobile unit, wearable set
It is standby, calculate equipment or be connected to radio modem other processing equipments and various forms of user equipment (User
Equipment, UE), mobile station (Mobile Station, MS), terminal device (terminal device) etc..
Wherein, control circuit may include storage and processing circuit.Storage circuit in the storage and processing circuit can be with
It is memory, such as hard drive memory, nonvolatile memory (such as flash memory or it is used to form the other of solid state drive
Electrically programmable read only memory etc.), volatile memory (such as either statically or dynamically random access memory etc.) etc., the application
Embodiment is with no restriction.Processing circuit in storage and processing circuit can be used for controlling the operating of mobile terminal.Processing electricity
Road can microprocessor based on one or more, microcontroller, digital signal processor, baseband processor, power management unit,
Audio codec chip, specific integrated circuit, display-driver Ics etc. are realized.
Storage and processing circuit can be used for running the software in mobile terminal, such as ultrasonic transmitter determines and applies journey
Sequence, ultrasonic wave transmission power determine that application program, ultrasonic wave transmitting application program, ultrasonic wave receive application program, play media
Application of file, voice over internet protocol (Voice over Internet Protocol, VOIP) call application journey
Sequence, operation system function etc..These softwares can be used for executing some control operations, for example, determining ultrasonic transmitter, determination
Ultrasonic wave transmission power, control ultrasonic transmitter-receiver transmitting ultrasonic signal, control ultrasonic transmitter-receiver received ultrasonic signal,
Other functions etc. in media file, progress voice telephone calls and mobile terminal are played, the embodiment of the present application is with no restriction.
Wherein, input-output circuit can be used for that mobile terminal is made to realize outputting and inputting for data, i.e. permission mobile terminal
From outer equipment receiving data and mobile terminal is allowed to export data to external equipment from mobile terminal.
Input-output circuit may further include sensor.Sensor may include ambient light sensor, based on light and
The infrared proximity transducer of capacitor, touch sensor (for example, light touch sensor and/or capacitive touch sensors are based on,
In, touch sensor can be a part of touching display screen, can also be used as a touch sensor arrangement and independently uses),
Acceleration transducer, gravity sensor and other sensors etc..
Input-output circuit can also include one or more display screens.Display screen may include liquid crystal display, organic
Light emitting diode (LED) display screen, electric ink display screen, plasma panel, using a kind of in the display screen of other display technologies or
Several combination of person.Display screen may include touch sensor array (that is, display screen can be touching display screen).Touch sensing
Device can be the capacitance touch sensing formed by transparent touch sensor electrode (such as tin indium oxide (ITO) electrode) array
Device, or can be the touch sensor formed using other touching techniques, such as sound wave touch-control, pressure sensible touch, resistive touch,
Optical touch etc., the embodiment of the present application is with no restriction.
Input-output circuit can further include audio component.Audio component can be used for providing for mobile terminal
Audio input and output function.Audio component in mobile terminal may include sound field generation module, buzzer, tone generator
And it is other for generating and detecting the component of sound.Wherein, sound field generation module is used to produce in the surrounding space of mobile terminal
Raw sound field.Sound field generation module includes one or more first ultrasonic transmitters, one or more second ultrasonic transmitters,
And one or more ultrasonic receivers.The transmission power of first ultrasonic transmitter is greater than the hair of the second ultrasonic transmitter
Penetrate power.
First ultrasonic transmitter can be microphone, earpiece or loudspeaker etc., and the second ultrasonic transmitter can be
Microphone, earpiece or loudspeaker etc., ultrasonic receiver can be microphone, earpiece or loudspeaker etc., ultrasonic wave transmitting
Device is used for received ultrasonic signal for emitting ultrasonic signal, ultrasonic receiver.
Input-output circuit, which can further include telecommunication circuit, can be used for providing for mobile terminal and external equipment
The ability of communication.Telecommunication circuit may include analog- and digital- input-output interface circuit, and be based on radiofrequency signal and/or light
The radio communication circuit of signal.Radio communication circuit in telecommunication circuit may include radio-frequency transceiver circuitry, power amplifier
Circuit, low-noise amplifier, switch, filter and antenna.For example, the radio communication circuit in telecommunication circuit may include
For supported by emitting and receiving near-field coupling electromagnetic signal near-field communication (Near Field Communication,
NFC circuit).For example, telecommunication circuit may include near-field communication aerial and near-field communication transceiver.Telecommunication circuit can also wrap
Include cellular telephone transceiver and antenna, wireless lan transceiver circuit and antenna etc..
Input-output circuit can further include other input-output units.Input-output unit may include
Button, control stick, click wheel, scroll wheel, touch tablet, keypad, keyboard, camera, light emitting diode and other state instructions
Device etc..
Wherein, mobile terminal can further include battery (not shown), and battery is used to provide electric energy to mobile terminal.
Referring to Fig. 2, Fig. 2 is a kind of flow diagram of signal processing method provided by the embodiments of the present application, it is applied to
Above-mentioned mobile terminal, this method comprises:
Step 201: mobile terminal determines the target scene that the mobile terminal is presently in.
Wherein, target scene includes following one of which: hand-held mobile terminal scene, incoming call answering scene, every empty-handed gesture
Operation scenario.
Specifically, mobile terminal determines that the specific implementation for the target scene that the mobile terminal is presently in has: moving
Dynamic terminal determines the current processing event of mobile terminal；Determine that mobile terminal is current according to the mapping relations of processing event and scene
The target scene that is presently in of the corresponding mobile terminal of processing event.For example, processing event is call, which can be language
Sound call, video calling etc., then corresponding scene is incoming call answering scene.For another example, processing event is output audio-video text
The audio of part is supported every empty gesture operation, then corresponding scene is every empty-handed gesture operation scenario.For another example, processing event is
Camera application enters preview screen, supports every empty gesture operation, then corresponding scene is every empty-handed gesture operation scenario.
Specifically, mobile terminal determines that the specific implementation for the target scene that the mobile terminal is presently in has: moving
Dynamic terminal determines that mobile terminal is in hand-held mobile terminal scene when detecting that mobile terminal is lifted by gravity sensor.
Step 202: mobile whole in the case where the corresponding transmission power of the target scene is greater than or equal to setting power
End enables first ultrasonic transmitter and generates sound field.
Step 203: in the case where the corresponding transmission power of the target scene is less than the setting power, mobile terminal
It enables second ultrasonic transmitter and generates sound field.
Wherein, the first ultrasonic transmitter is microphone, earpiece, loudspeaker or receiver, and the second ultrasonic transmitter is
Microphone, earpiece, loudspeaker or receiver.First ultrasonic transmitter can be placed in the top of mobile terminal or be placed in
The bottom of mobile terminal, the right side that mobile terminal can also be placed in or the left side for being placed in mobile terminal etc., in the application
In the position of the first ultrasonic transmitter is not limited.Second ultrasonic transmitter can be placed in mobile terminal top,
The bottom of mobile terminal can be placed in or be placed in the right side of mobile terminal or the left side for being placed in mobile terminal etc.,
The position of the second ultrasonic transmitter is not limited in this application.
Wherein, sound field refers to its energy space achieved when ultrasonic wave is propagated in the medium.
Wherein, ultrasonic wave is a kind of sound wave of the frequency higher than 20000 hertz, its good directionality, penetration capacity is strong, is easy to
Obtain the sound energy relatively concentrated.
Wherein, before step 202 or step 203, mobile terminal is first true according to the mapping relations of scene and transmission power
The corresponding transmission power of the scene that sets the goal.Wherein, the mapping relations of scene and transmission power are as shown in table 1.
Table 1
| Scene | Transmission power |
| Hand-held mobile terminal scene | Transmission power 1 |
| Every empty-handed gesture operation scenario | Transmission power 2 |
| Incoming call answering scene | Transmission power 3 |
In table 1, transmission power 2 is greater than setting power, and transmission power 1 and transmission power 3, which are respectively less than, sets power, transmitting
Power 1 and transmission power 3 can be equal, can also be unequal, are not limited thereto.Wherein, setting power can be user certainly
Definition, it is customized to be also possible to mobile terminal, is not limited thereto.
In the implementation of the application, the sound field generation module further includes one or more ultrasonic receivers,
The method also includes: when enabling ultrasonic transmitter, mobile terminal enables the ultrasonic receiver and receives ultrasonic wave hair
The ultrasonic wave of emitter transmitting.
Wherein, ultrasonic receiver is microphone, earpiece, loudspeaker or receiver.Ultrasonic receiver can be placed in shifting
The top of dynamic terminal can also be placed in the bottom of mobile terminal or be placed in the right side of mobile terminal or be placed in movement
Left side of terminal etc. does not limit the position of ultrasonic receiver in this application.
Step 204: the change information for the sound field that mobile terminal detection generates.
Wherein, the change information of sound field refers to the change information of sound field shape, that is, the sound field shape after changing.Such as sound
The shape of field changes to shape B from shape A, then the change information of sound field is shape B.
Step 205: the corresponding operational order of the change information that mobile terminal confirmly detects, and execute the operation
Instruction.
As it can be seen that in the embodiment of the present application, in the case where current scene needs higher transmission power, selection transmitting function
Rate higher ultrasonic transmitter generates sound field, in the case where current scene needs lower transmission power, selection transmitting
Power lower ultrasonic transmitter generates sound field, realizes and selects different ultrasonic transmitters according to different scenes,
Improve the intelligence of ultrasound examination.
In the implementation of the application, the target scene is hand-held mobile terminal scene, and the operational order is used
In the following at least one operation of execution: starting camera is shot, starts audio broadcasting application plays audio, extinguishes described show
Display screen lights the display screen.
Further, the specific implementation for the corresponding operational order of the change information that mobile terminal confirmly detects
Have: the corresponding target of the change information that mobile terminal confirmly detects holds posture；Mobile terminal holds posture and operational order
Mapping relations determine the corresponding operational order of the target gesture posture.
As an example it is assumed that mobile terminal is currently held by hand-held posture A, if mobile terminal detect mobile terminal from
It is held by hand-held be changed into of hand-held posture A by hand-held posture B, if the corresponding operational order of gesture posture B is for starting camera shooting
Head is shot, then mobile terminal starting camera carries out shooting operation.
Again as an example it is assumed that mobile terminal is currently held by hand-held posture A, if mobile terminal detects mobile terminal
It is held from by hand-held be changed into of hand-held posture A by hand-held posture C, if the corresponding operational order of gesture posture C is for starting sound
Frequency plays application plays audio, then mobile terminal starting audio plays application plays audio.
Again as an example it is assumed that mobile terminal is currently held by hand-held posture A, if mobile terminal detects mobile terminal
It is held from by hand-held be changed into of hand-held posture A by hand-held posture D, if the corresponding operational order of gesture posture D is for extinguishing institute
Display screen is stated, then mobile terminal extinguishes the display screen.
As it can be seen that controlling certain operations of mobile terminal, operation letter by holding posture in gesture mobile terminal scene
It is single, promote the convenience of control mobile terminal.
In the implementation of the application, the mobile terminal further includes display screen, earpiece and loudspeaker, the target
Scene is incoming call answering scene, and the operational order is for executing following at least one operation: extinguishing the display screen, lights institute
State display screen, the control earpiece output call voice, the control loudspeaker output call voice.
Further, the specific implementation for the corresponding operational order of the change information that mobile terminal confirmly detects
Have: mobile terminal determines the target range of mobile terminal Yu user's face according to the change information detected；Mobile terminal according to
Distance and the mapping relations of operational order determine the corresponding operational order of the target range.
For example, if mobile terminal is currently X at a distance from user's face, if mobile terminal detects movement eventually
End changes to Y from X at a distance from user's face, and X is greater than Y, if the corresponding operational order of distance Y is for lighting the display screen
Call voice is exported with the loudspeaker is controlled, then mobile terminal lights the display screen and the control loudspeaker output is logical
Language sound.
For example, if mobile terminal is currently X at a distance from user's face, if mobile terminal detects movement eventually
End changes to Z from X at a distance from user's face, and X is greater than Z, if the corresponding operational order of distance Z is for extinguishing the display screen
Call voice is exported with the earpiece is controlled, then mobile terminal extinguishes the display screen and controls the earpiece output call language
Sound.
As it can be seen that certain of mobile terminal is controlled at a distance from user's face by mobile terminal in incoming call answering scene
A little operations, it is easy to operate, promote the convenience of control mobile terminal.
In the implementation of the application, the target scene is every empty-handed gesture operation scenario, the operational order packet
Include following one of which: the output volume for adjusting the mobile terminal, adjusts more matchmakers at the display brightness for adjusting the mobile terminal
The playback progress of body file, the broadcasting speed for adjusting multimedia file.
Wherein, the output volume for adjusting the mobile terminal includes that the output volume of the mobile terminal is turned up and turns down institute
The output volume for stating mobile terminal, the amplitude adjusted every time can be setting, may not be setting, do not limit herein
It is fixed.The display brightness for adjusting the mobile terminal includes that the display brightness of the mobile terminal is turned up and turns down the mobile terminal
Display brightness, the amplitude adjusted every time can be setting, may not be setting, be not limited thereto.Adjust more matchmakers
The playback progress of body file includes the playback progress of skipping backward through multimedia file and the playback progress of F.F. multimedia file, is adjusted every time
The amplitude of section can be setting, may not be setting, be not limited thereto.Adjust the broadcasting speed packet of multimedia file
The broadcasting speed that multimedia file is turned up and the broadcasting speed for turning down multimedia file are included, the amplitude adjusted every time can be setting
, it may not be setting, be not limited thereto.
Further, the specific implementation for the corresponding operational order of the change information that mobile terminal confirmly detects
Have: the corresponding target gesture of the change information that mobile terminal confirmly detects；The mapping of mobile terminal gesture and operational order is closed
System determines the corresponding operational order of the target gesture.
For example, if mobile terminal currently exports audio, if mobile terminal detects the cunning slided from bottom to top
It starts gesture, if the corresponding operational order of the slip gesture slided from bottom to top is used to be turned up the output sound of the mobile terminal
Amount, then the output volume of the mobile terminal is turned up in mobile terminal.If mobile terminal currently exports audio, if mobile whole
End detects the slip gesture slided from the top down, if the corresponding operational order of the slip gesture slided from the top down is for adjusting
The output volume of the low mobile terminal, then mobile terminal turns down the output volume of the mobile terminal.
Again for example, if mobile terminal playing multimedia file, the multimedia file are video file, if mobile
Terminal detects the slip gesture from left to right slided, if the corresponding operational order of the slip gesture from left to right slided is used for
The playback progress of F.F. multimedia file, then the playback progress of mobile terminal F.F. multimedia file.If mobile terminal is broadcast
Multimedia file is put, which is video file, if mobile terminal detects the slip gesture slided from right to left,
If the corresponding operational order of the slip gesture slided from right to left is used for the playback progress of skipping backward through multimedia file, then moving
The playback progress of terminal skipping backward through multimedia file.
As it can be seen that every in empty-handed gesture operation scenario, controlling certain operations of mobile terminal by gesture, it is easy to operate,
Promote the convenience of control mobile terminal.
In the implementation of the application, the display screen of mobile terminal upward in the case where, the sound field of generation is located at
The top of the display screen of mobile terminal；In the display screen situation directed downwardly of mobile terminal, the sound field of generation is located at mobile terminal
Rear shell top.
Specifically, mobile terminal includes gravity sensor, which includes gravity block and setting in gravity block week
Multiple piezo-electric crystals of side, this multiple piezo-electric crystal distribution is not ipsilateral set on gravity block, specific as shown in Figure 3.In Fig. 3, weight
Force snesor includes 1 gravity block and 6 piezo-electric crystals, this 6 piezo-electric crystals respectively correspond 6 faces of mobile terminal, is such as pressed
The display screen of the corresponding mobile terminal of transistor 2, the rear shell of the corresponding mobile terminal of piezo-electric crystal 3, the corresponding mobile terminal of piezo-electric crystal 1
Left side, the right side of the corresponding mobile terminal of piezo-electric crystal 6, the corresponding mobile terminal of piezo-electric crystal 5 upper side, piezo-electric crystal
The downside of 4 corresponding mobile terminals.When piezo-electric crystal 2 is squeezed by gravity block, the electric signal that piezo-electric crystal 2 exports is not 0, this
When mobile terminal detect the display screen of mobile terminal downward.When piezo-electric crystal 3 is squeezed by gravity block, piezo-electric crystal 3 is exported
Electric signal be not 0, mobile terminal detects the display screen of mobile terminal upward at this time.
In the implementation of the application, after generating sound field, the method also includes: mobile terminal prompts user
Carrying out ultrasound examination.
Wherein, prompting mode includes verbal cue and/or display reminding.For example, above-mentioned event to be processed is gesture unlock
Event, mobile terminal show that a text prompt information, text prompt information are super for prompting passing through on a display screen
Sonic detection identifies gesture.For another example, above-mentioned event to be processed is facial unlock event, and mobile terminal shows one on a display screen
A text prompt information, text prompt information identify facial information by ultrasound examination for prompting.For another example, on
Stating event to be processed is close to bright screen event, and mobile terminal shows a text prompt information, text prompt on a display screen
Information is passing through whether ultrasound examination has object proximity for prompting.
In the implementation of the application, after completing ultrasound examination, the method also includes: mobile terminal stops
Only generate sound field.
Wherein, mobile terminal, which stops generation sound field specific implementation, has: mobile terminal, which controls ultrasonic transmitter, to be stopped
Emit ultrasonic wave, and control ultrasonic receiver stops receiving ultrasonic wave.
As it can be seen that in the embodiment of the present application, after completing ultrasound examination, sound field may be without too big effect, at this time
It can stop generating sound field, the power consumption of mobile terminal can be saved in this way.
It is consistent with above-mentioned embodiment shown in Fig. 2, figure is please referred to, Fig. 4 is a kind of movement provided by the embodiments of the present application
The structural schematic diagram of terminal, as shown, it includes sound field generation module, the sound field that the mobile terminal, which includes the mobile terminal,
Generation module is used to generate sound field in the surrounding space of the mobile terminal, and the sound field generation module includes one or more the
One ultrasonic transmitter, and one or more second ultrasonic transmitters, the transmission power of first ultrasonic transmitter
Greater than the transmission power of second ultrasonic transmitter, the mobile terminal further include processor, memory, communication interface and
One or more programs, wherein said one or multiple programs are stored in above-mentioned memory, and are configured by above-mentioned
It manages device to execute, above procedure includes the instruction for executing following steps:
Determine the target scene that the mobile terminal is presently in；
In the case where the corresponding transmission power of the target scene is greater than or equal to setting power, enabling is described the first to be surpassed
Pinger generates sound field；
In the case where the corresponding transmission power of the target scene is less than the setting power, second ultrasound is enabled
Wave launcher generates sound field；
Detect the change information of the sound field generated；
The corresponding operational order of the change information confirmly detected, and execute the operational order.
As it can be seen that in the embodiment of the present application, in the case where current scene needs higher transmission power, selection transmitting function
Rate higher ultrasonic transmitter generates sound field, in the case where current scene needs lower transmission power, selection transmitting
Power lower ultrasonic transmitter generates sound field, realizes and selects different ultrasonic transmitters according to different scenes,
Improve the intelligence of ultrasound examination.
In the implementation of the application, the target scene includes following one of which: hand-held mobile terminal scene,
Incoming call answering scene, every empty-handed gesture operation scenario.
In the implementation of the application, first ultrasonic transmitter is microphone, earpiece, loudspeaker or called
Device, second ultrasonic transmitter are microphone, earpiece, loudspeaker or receiver.
In the implementation of the application, the sound field generation module further includes one or more ultrasonic receivers,
Above procedure is also used to execute the instruction of following steps:
When enabling ultrasonic transmitter, the ultrasound that the ultrasonic receiver receives ultrasonic transmitter transmitting is enabled
Wave.
In the implementation of the application, the target scene is hand-held mobile terminal scene, and the operational order is used
In the following at least one operation of execution: starting camera is shot, starts audio broadcasting application plays audio, extinguishes described show
Display screen lights the display screen.
In the implementation of the application, the mobile terminal further includes display screen, earpiece and loudspeaker, the target
Scene is incoming call answering scene, and the operational order is for executing following at least one operation: extinguishing the display screen, lights institute
State display screen, the control earpiece output call voice, the control loudspeaker output call voice.
In the implementation of the application, the target scene is every empty-handed gesture operation scenario, and the operational order is used
In executing following at least one operation: the output volume for adjusting the mobile terminal, the display brightness for adjusting the mobile terminal,
It adjusts the playback progress of multimedia file, adjust the broadcasting speed of multimedia file.
It should be noted that the specific implementation process of the present embodiment can be found in specific implementation described in above method embodiment
Process no longer describes herein.
Referring to Fig. 5, Fig. 5 is a kind of information processing unit provided by the embodiments of the present application, it is applied to mobile terminal, it is described
Mobile terminal includes that the mobile terminal includes sound field generation module, and the sound field generation module is used in the mobile terminal
Surrounding space generates sound field, and the sound field generation module includes one or more first ultrasonic transmitters and one or more
A second ultrasonic transmitter, the transmission power of first ultrasonic transmitter are greater than the hair of second ultrasonic transmitter
Power is penetrated, the information processing unit includes:
Scene determination unit 501, the target scene being presently in for determining the mobile terminal；
Start unit 502, for the case where the corresponding transmission power of the target scene is greater than or equal to setting power
Under, it enables first ultrasonic transmitter and generates sound field；It is less than the setting in the corresponding transmission power of the target scene
In the case where power, enables second ultrasonic transmitter and generate sound field；
Information detecting unit 503, for detecting the change information of the sound field generated；
Instruction-determining unit 504, the corresponding operational order of the change information for confirmly detecting；
Instruction execution unit 505, for executing the operational order.
As it can be seen that in the embodiment of the present application, in the case where current scene needs higher transmission power, selection transmitting function
Rate higher ultrasonic transmitter generates sound field, in the case where current scene needs lower transmission power, selection transmitting
Power lower ultrasonic transmitter generates sound field, realizes and selects different ultrasonic transmitters according to different scenes,
Improve the intelligence of ultrasound examination.
In the implementation of the application, the target scene includes following one of which: hand-held mobile terminal scene,
Incoming call answering scene, every empty-handed gesture operation scenario.
In the implementation of the application, first ultrasonic transmitter is microphone, earpiece, loudspeaker or called
Device, second ultrasonic transmitter are microphone, earpiece, loudspeaker or receiver.
In the implementation of the application, the sound field generation module further includes one or more ultrasonic receivers,
Start unit 502 is also used to when enabling ultrasonic transmitter, is enabled the ultrasonic receiver and is received ultrasonic transmitter hair
The ultrasonic wave penetrated.
In the implementation of the application, the target scene is hand-held mobile terminal scene, and the operational order is used
In the following at least one operation of execution: starting camera is shot, starts audio broadcasting application plays audio, extinguishes described show
Display screen lights the display screen.
In the implementation of the application, the mobile terminal further includes display screen, earpiece and loudspeaker, the target
Scene is incoming call answering scene, and the operational order is for executing following at least one operation: extinguishing the display screen, lights institute
State display screen, the control earpiece output call voice, the control loudspeaker output call voice.
In the implementation of the application, the target scene is every empty-handed gesture operation scenario, and the operational order is used
In executing following at least one operation: the output volume for adjusting the mobile terminal, the display brightness for adjusting the mobile terminal,
It adjusts the playback progress of multimedia file, adjust the broadcasting speed of multimedia file.
It should be noted that wearable device described in the embodiment of the present application is presented in the form of functional unit.This
In used term " unit " should be understood as meaning as widest as possible, for realizing function described by each " unit "
Object for example can be integrated circuit ASIC, single circuit, for executing the processor of one or more softwares or firmware program
Other of (shared, dedicated or chipset) and memory, combinational logic circuit, and/or the above-mentioned function of offer realization are suitable
Component.
Wherein, scene determination unit 501, start unit 502, information detecting unit 503, instruction-determining unit 504 and refer to
Execution unit 505 is enabled to can be control circuit or processor.
The embodiment of the present application also provides a kind of computer storage medium, wherein computer storage medium storage is for electricity
The computer program of subdata exchange, the computer program make computer execute any as recorded in above method embodiment
Some or all of method step, above-mentioned computer include mobile terminal.
The embodiment of the present application also provides a kind of computer program product, and above-mentioned computer program product includes storing calculating
The non-transient computer readable storage medium of machine program, above-mentioned computer program are operable to that computer is made to execute such as above-mentioned side
Some or all of either record method step in method embodiment.The computer program product can be a software installation
Packet, above-mentioned computer includes mobile terminal.
It should be noted that for the various method embodiments described above, for simple description, therefore, it is stated as a series of
Combination of actions, but those skilled in the art should understand that, the application is not limited by the described action sequence because
According to the application, some steps may be performed in other sequences or simultaneously.Secondly, those skilled in the art should also know
It knows, the embodiments described in the specification are all preferred embodiments, related actions and modules not necessarily the application
It is necessary.
In the above-described embodiments, it all emphasizes particularly on different fields to the description of each embodiment, there is no the portion being described in detail in some embodiment
Point, reference can be made to the related descriptions of other embodiments.
In several embodiments provided herein, it should be understood that disclosed device, it can be by another way
It realizes.For example, the apparatus embodiments described above are merely exemplary, such as the division of said units, it is only a kind of
Logical function partition, there may be another division manner in actual implementation, such as multiple units or components can combine or can
To be integrated into another system, or some features can be ignored or not executed.Another point, shown or discussed is mutual
Coupling, direct-coupling or communication connection can be through some interfaces, the indirect coupling or communication connection of device or unit,
It can be electrical or other forms.
Above-mentioned unit as illustrated by the separation member may or may not be physically separated, aobvious as unit
The component shown may or may not be physical unit, it can and it is in one place, or may be distributed over multiple
In network unit.It can select some or all of unit therein according to the actual needs to realize the mesh of this embodiment scheme
's.
It, can also be in addition, each functional unit in each embodiment of the application can integrate in one processing unit
It is that each unit physically exists alone, can also be integrated in one unit with two or more units.Above-mentioned integrated list
Member both can take the form of hardware realization, can also realize in the form of software functional units.
If above-mentioned integrated unit is realized in the form of SFU software functional unit and sells or use as independent product
When, it can store in a computer-readable access to memory.Based on this understanding, the technical solution of the application substantially or
Person says that all or part of the part that contributes to existing technology or the technical solution can body in the form of software products
Reveal and, which is stored in a memory, including some instructions are used so that a computer equipment
(can be personal computer, server or network equipment etc.) executes all or part of each embodiment above method of the application
Step.And memory above-mentioned includes: USB flash disk, read-only memory (ROM, Read-Only Memory), random access memory
The various media that can store program code such as (RAM, Random Access Memory), mobile hard disk, magnetic or disk.
Those of ordinary skill in the art will appreciate that all or part of the steps in the various methods of above-described embodiment is can
It is completed with instructing relevant hardware by program, which can store in a computer-readable memory, memory
May include: flash disk, read-only memory (English: Read-Only Memory, referred to as: ROM), random access device (English:
Random Access Memory, referred to as: RAM), disk or CD etc..
The embodiment of the present application is described in detail above, specific case used herein to the principle of the application and
Embodiment is expounded, the description of the example is only used to help understand the method for the present application and its core ideas；
At the same time, for those skilled in the art can in specific implementation and application range according to the thought of the application
There is change place, to sum up above-mentioned, the contents of this specification should not be construed as limiting the present application.
Claims (10)
1. a kind of signal processing method is applied to mobile terminal, which is characterized in that the mobile terminal includes that sound field generates mould
Block, the sound field generation module are used to generate sound field in the surrounding space of the mobile terminal, and the sound field generation module includes
One or more first ultrasonic transmitters, and one or more second ultrasonic transmitters, the first ultrasonic wave transmitting
The transmission power of device is greater than the transmission power of second ultrasonic transmitter, which comprises
Determine the target scene that the mobile terminal is presently in；
In the case where the corresponding transmission power of the target scene is greater than or equal to setting power, first ultrasonic wave is enabled
Transmitter generates sound field；
In the case where the corresponding transmission power of the target scene is less than the setting power, the second ultrasonic wave hair is enabled
Emitter generates sound field；
Detect the change information of the sound field generated；
The corresponding operational order of the change information confirmly detected, and execute the operational order.
2. the method according to claim 1, wherein the target scene includes following one of which: hand-held to move
Move terminal scene, incoming call answering scene, every empty-handed gesture operation scenario.
3. method according to claim 1 or 2, which is characterized in that first ultrasonic transmitter is microphone, listens
Cylinder, loudspeaker or receiver, second ultrasonic transmitter are microphone, earpiece, loudspeaker or receiver.
4. method according to claim 1-3, which is characterized in that the sound field generation module further include one or
Multiple ultrasonic receivers, the method also includes:
When enabling ultrasonic transmitter, the ultrasonic wave that the ultrasonic receiver receives ultrasonic transmitter transmitting is enabled.
5. according to the described in any item methods of claim 2-4, which is characterized in that the target scene is hand-held mobile terminal field
Scape, the operational order is for executing following at least one operation: starting camera, which shot, starts audio plays application and broadcasts
Playback frequency extinguishes the display screen, lights the display screen.
6. according to the described in any item methods of claim 2-4, which is characterized in that the mobile terminal further includes display screen, listens
Cylinder and loudspeaker, the target scene are incoming call answering scene, and the operational order is for executing following at least one operation: putting out
Go out the display screen, light the display screen, control earpiece output call voice, the control loudspeaker output call language
Sound.
7. according to the described in any item methods of claim 2-4, which is characterized in that the target scene is every empty gesture operation field
Scape, the operational order are used to execute following at least one operation: adjusting the output volume of the mobile terminal, adjust the shifting
The display brightness of dynamic terminal, the playback progress for adjusting multimedia file, the broadcasting speed for adjusting multimedia file.
8. a kind of signal processing apparatus is applied to mobile terminal, which is characterized in that the mobile terminal includes that sound field generates mould
Block, the sound field generation module are used to generate sound field in the surrounding space of the mobile terminal, and the sound field generation module includes
One or more first ultrasonic transmitters, and one or more second ultrasonic transmitters, the first ultrasonic wave transmitting
The transmission power of device is greater than the transmission power of second ultrasonic transmitter, and the ultrasonic transmitter determining device includes:
Scene determination unit, the target scene being presently in for determining the mobile terminal；
Start unit, for enabling in the case where the corresponding transmission power of the target scene is greater than or equal to setting power
First ultrasonic transmitter generates sound field；It is less than the feelings of the setting power in the corresponding transmission power of the target scene
Under condition, enables second ultrasonic transmitter and generate sound field；
Information detecting unit, for detecting the change information of the sound field generated；
Instruction-determining unit, the corresponding operational order of the change information for confirmly detecting；
Instruction execution unit, for executing the operational order.
9. a kind of mobile terminal, which is characterized in that including processor, memory, communication interface, and one or more programs,
One or more of programs are stored in the memory, and are configured to be executed by the processor, described program packet
Include the instruction for executing the step in the method according to claim 1 to 7.
10. a kind of computer readable storage medium, which is characterized in that storage is used for the computer program of electronic data interchange,
In, the computer program makes computer execute the method according to claim 1 to 7.
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| CN201810812769.1A CN109167876B (en) | 2018-07-23 | 2018-07-23 | Signal processing method and related equipment |
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Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160301849A1 (en) * | 2014-02-28 | 2016-10-13 | Beijing Meixun Meitong Information Technology Co., Ltd. | Portable apparatus and method for wirelessly controlling a controlled device by using a mobile terminal |
| CN106354266A (en) * | 2016-09-22 | 2017-01-25 | 北京小米移动软件有限公司 | Control method and device of terminal as well as terminal |
| CN106850989A (en) * | 2017-02-08 | 2017-06-13 | 广东欧珀移动通信有限公司 | Display screen condition control method and device |
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2018
- 2018-07-23 CN CN201810812769.1A patent/CN109167876B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20160301849A1 (en) * | 2014-02-28 | 2016-10-13 | Beijing Meixun Meitong Information Technology Co., Ltd. | Portable apparatus and method for wirelessly controlling a controlled device by using a mobile terminal |
| CN106354266A (en) * | 2016-09-22 | 2017-01-25 | 北京小米移动软件有限公司 | Control method and device of terminal as well as terminal |
| CN106850989A (en) * | 2017-02-08 | 2017-06-13 | 广东欧珀移动通信有限公司 | Display screen condition control method and device |
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