CN106603857A - Method and device for eliminating whistler in call and intelligent device - Google Patents
Method and device for eliminating whistler in call and intelligent device Download PDFInfo
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- CN106603857A CN106603857A CN201611248994.4A CN201611248994A CN106603857A CN 106603857 A CN106603857 A CN 106603857A CN 201611248994 A CN201611248994 A CN 201611248994A CN 106603857 A CN106603857 A CN 106603857A
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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
- H04M1/72457—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions according to geographic location
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01S—RADIO DIRECTION-FINDING; RADIO NAVIGATION; DETERMINING DISTANCE OR VELOCITY BY USE OF RADIO WAVES; LOCATING OR PRESENCE-DETECTING BY USE OF THE REFLECTION OR RERADIATION OF RADIO WAVES; ANALOGOUS ARRANGEMENTS USING OTHER WAVES
- G01S11/00—Systems for determining distance or velocity not using reflection or reradiation
- G01S11/02—Systems for determining distance or velocity not using reflection or reradiation using radio waves
- G01S11/06—Systems for determining distance or velocity not using reflection or reradiation using radio waves using intensity measurements
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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
- H04M1/72463—User interfaces specially adapted for cordless or mobile telephones with means for adapting the functionality of the device according to specific conditions to restrict the functionality of the device
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04W—WIRELESS COMMUNICATION NETWORKS
- H04W4/00—Services specially adapted for wireless communication networks; Facilities therefor
- H04W4/80—Services using short range communication, e.g. near-field communication [NFC], radio-frequency identification [RFID] or low energy communication
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Abstract
The invention discloses a method and device for eliminating whistler in a call and an intelligent device. The method comprises a step of receiving the UUID of a first BLE module sent by a first intelligent device which is the intelligent device which communicates with the a local machine, a step f starting the BLE module, and detecting whether the periphery of the local machine has the broadcast packet sent by any intelligent device with the BLE module, a step of judging whether the UUID of the BLE module included in the broadcast packet and the UUID of the first BLE module are the same if the broadcast packet is detected, a step of calculating the distance between the first intelligent device and the local machine if so, a step of executing an operation of eliminating whistler in a call corresponding to the local machine if the distance between the first intelligent device and the local machine is lower than a first preset threshold, wherein the operation comprises closing a speaker. According to the method, the device and the intelligent device, the distance between the both sides of a call can be automatically detected, when the distance is reduced to a set threshold, the operation of eliminating the whistler in the call is automatically executed, and the user experience is effectively improved.
Description
Technical field
The present invention relates to communication technical field, more particularly to the method for howling, device and intelligence during a kind of elimination is conversed
Equipment.
Background technology
With the continuous development of smart machine and network technology, increasing user's Selection utilization smart machine carries out language
Sound or video calling.Wherein, voice or video calling software (or application) are usually mounted with smart machine, such as Fructus Mali pumilae is public
The FaceTime (video calling) of department, the wechat of Tencent and QQ etc. are soft by the video calling on smart machine
Part (or application) can realize the voice or video calling between different user.
In current technology, both call sides smart machine in the case of closer, such as both call sides are never
Same meeting room is gone in identical meeting room or aspectant product demonstration, if the smart machine A of one side of call passes through
Speaker sends the sound of other side one end, then now user can hear that smart machine A sends very ear-piercing howling.It is this to utter long and high-pitched sounds
Sound Producing reason is：In the case that distance is closer between smart machine, the speaker of the smart machine A of the side that converses can be put
The sound of the mike typing of the opposing party smart machine B that big and output is received, and this sound can be by the wheat of smart machine B
Gram wind gathers again and is transferred to smart machine A, and sound is continued to amplify and exported ... and so on, is defining voice just
Feedback amplification effect, and then ear-piercing sound of uttering long and high-pitched sounds will be produced.
Therefore, in current technology, once the smart machine of both call sides is apart from closer, and user forgets to turn off and raises one's voice
In the case of device, ear-piercing sound of uttering long and high-pitched sounds will be produced, cause Consumer's Experience poor.
The content of the invention
In view of this, the invention provides a kind of eliminate the method for howling, device and smart machine in call, can be certainly
It is dynamic to detect the distance between both call sides, when it is determined that bipartite distance is decreased to given threshold, perform elimination automatically
The operation of howling in call such that it is able to effectively lift Consumer's Experience.
For achieving the above object, the present invention provides following technical scheme：
A kind of method for eliminating howling in call, is applied to include the smart machine of bluetooth low energy consumption module, the side
Method includes：
Receive the general unique identifier of the first bluetooth low energy consumption module of the first smart machine transmission；First intelligence
Equipment is the smart machine with the machine call, and first smart machine includes the first bluetooth low energy consumption module；
The bluetooth low energy consumption module of the machine is opened, with the presence or absence of arbitrary with bluetooth low energy consumption module in detection local ambient
Smart machine send broadcast packet；
If detecting the broadcast packet, the general unique identification of bluetooth low energy consumption module included in the broadcast packet is judged
Whether code is identical with the general unique identifier of the first bluetooth low energy consumption module；
If the general unique identifier of the bluetooth low energy consumption module included in the broadcast packet and the first bluetooth mental retardation
The general unique identifier of consumption module is identical, calculates the distance of first smart machine and the machine；
If first smart machine is less than the first predetermined threshold value with the distance of the machine, the elimination corresponding with the machine is performed
The operation of howling in call；The operation for eliminating howling in call includes mute speaker.
Preferably, the general unique identifier for receiving the first bluetooth low energy consumption module that the first smart machine sends,
Including：
Receive the general unique identification that the first smart machine sends the first bluetooth low energy consumption module sent during call request
Code；
Or the first bluetooth low energy consumption that the first smart machine of reception feeds back when the call request of the machine transmission is received
The general unique identifier of module；
Or receive in the first smart machine and the machine communication process, if the change in location for detecting itself is pre- more than second
If during threshold value, the general unique identifier of the first bluetooth low energy consumption module of transmission；
Or receive in the first smart machine and the machine communication process, if detecting the language that call any one party user passes on
When message breath includes characterizing the voice messaging for reducing both sides' distance, general unique knowledge of the first bluetooth low energy consumption module of transmission
Other code.
Preferably, if the general unique identifier of the bluetooth low energy consumption module included in the broadcast packet and described
The general unique identifier of one bluetooth low energy consumption module is identical, calculates the distance of first smart machine and the machine, including：
If the general unique identifier of the bluetooth low energy consumption module included in the broadcast packet and the first bluetooth mental retardation
The general unique identifier of consumption module is identical, reads the setting transmission power in the broadcast packet；
Determine the bluetooth signal intensity of currently detected the first bluetooth low energy consumption module of the machine；
According to default computation rule, the distance of first smart machine and the machine is calculated；
The default computation rule is：
Ratio=rssi*1/txPower；
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents the currently detected institute of the machine
The bluetooth signal intensity of the first bluetooth low energy consumption module is stated, distance represents the distance of first smart machine and the machine.
Preferably, first smart machine includes speaker and receiver, if first smart machine and the machine
Distance be less than the first predetermined threshold value, perform it is corresponding with the machine eliminate converse in howling operation, including：
If first smart machine is less than the first predetermined threshold value with the distance of the machine, the machine is switched by speaker mode
For handset mode.
Preferably, first smart machine includes speaker, if the distance of first smart machine and the machine
Less than the first predetermined threshold value, the operation of howling in the elimination call corresponding with the machine is performed, including：
If first smart machine is less than the first predetermined threshold value with the distance of the machine, mute speaker, prompting user will
First smart machine connects earphone.
Preferably, also include：
If detect the machine maintains talking state with first smart machine, recalculate every Preset Time described
The distance of the first smart machine and the machine；
If the distance for recalculating the first smart machine and the machine for obtaining reaches first predetermined threshold value, inquiry
Whether user recovers speaker is played voice messaging, or is directly switch into speaker broadcasting voice messaging.
A kind of device for eliminating howling in call, is applied to include the smart machine of bluetooth low energy consumption module, the dress
Put including：
Receiver module, for receiving the general unique identification of the first bluetooth low energy consumption module that the first smart machine sends
Code；First smart machine is the smart machine with the machine call, and first smart machine includes that first bluetooth is low
Energy consumption module；
Opening module, for opening the bluetooth low energy consumption module of the machine, has in detection local ambient with the presence or absence of arbitrary
The broadcast packet that the smart machine of bluetooth low energy consumption module sends；
Judge module, if for detecting the broadcast packet, judging the bluetooth low energy consumption module included in the broadcast packet
General unique identifier it is whether identical with the general unique identifier of the first bluetooth low energy consumption module；
First computing module, if for the general unique identifier of bluetooth low energy consumption module that includes in the broadcast packet with
The general unique identifier of the first bluetooth low energy consumption module is identical, calculates the distance of first smart machine and the machine；
Performing module, if the distance for first smart machine and the machine is less than the first predetermined threshold value, performs and this
The operation of howling in the corresponding elimination call of machine.
Preferably, the receiver module includes：
First receiving unit, for receiving the first bluetooth low energy consumption mould sent when the first smart machine sends call request
The general unique identifier of block；
Or second receiving unit, feed back when the call request of the machine transmission is received for receiving the first smart machine
The first bluetooth low energy consumption module general unique identifier；
Or the 3rd receiving unit, for receiving the first smart machine and the machine communication process in, if detecting itself
When change in location is more than the second predetermined threshold value, the general unique identifier of the first bluetooth low energy consumption module of transmission；
Or the 4th receiving unit, for receiving the first smart machine and the machine communication process in, if detect call appointing
When the voice messaging that the side user that anticipates passes on includes characterizing the voice messaging for reducing both sides' distance, the first bluetooth mental retardation of transmission
The general unique identifier of consumption module.
Preferably, first computing module includes：
Reading unit, if for the general unique identifier of bluetooth low energy consumption module that includes in the broadcast packet with it is described
The general unique identifier of the first bluetooth low energy consumption module is identical, reads the setting transmission power in the broadcast packet；
Determining unit, the Bluetooth signal for determining currently detected the first bluetooth low energy consumption module of the machine is strong
Degree；
Computing unit, for according to default computation rule, calculating the distance of first smart machine and the machine；
The default computation rule is：
Ratio=rssi*1/txPower；
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents the currently detected institute of the machine
The bluetooth signal intensity of the first bluetooth low energy consumption module is stated, distance represents the distance of first smart machine and the machine.
Preferably, first smart machine includes speaker and receiver, and the performing module includes：
Switch unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, by the machine by
Speaker mode switches to handset mode.
Preferably, first smart machine includes speaker, and the performing module includes：
Control unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, closing is raised one's voice
Device, reminds user that first smart machine is connected into earphone.
Preferably, also include：
Second computing module, if maintaining talking state with first smart machine for detecting the machine, every pre-
If the time recalculates the distance of first smart machine and the machine；
Recovery module, if reaching described first with the distance of the machine for recalculating first smart machine for obtaining
Predetermined threshold value, asks the user whether that recovering speaker plays voice messaging, or is directly switch into speaker broadcasting voice messaging.
A kind of smart machine, including：
Processor and bluetooth low energy consumption module；
The processor is used for：Receive the general unique identification of the first bluetooth low energy consumption module of the first smart machine transmission
Code；First smart machine is the smart machine with the machine call, and first smart machine includes that first bluetooth is low
Energy consumption module；The bluetooth low energy consumption module of the machine is opened, with the presence or absence of arbitrary with bluetooth low energy consumption mould in detection local ambient
The broadcast packet that the smart machine of block sends；If detecting the broadcast packet, the bluetooth low energy consumption included in the broadcast packet is judged
Whether the general unique identifier of module is identical with the general unique identifier of the first bluetooth low energy consumption module；If described wide
The general unique identifier for broadcasting the bluetooth low energy consumption module included in bag is general unique with the first bluetooth low energy consumption module
Identification code is identical, calculates the distance of first smart machine and the machine；If first smart machine is low with the distance of the machine
In the first predetermined threshold value, the operation of howling in the elimination call corresponding with the machine is performed；It is described to eliminate howling in call
Operation include mute speaker.
Understand via above-mentioned technical scheme, compared with prior art, the invention provides a kind of elimination is uttered long and high-pitched sounds in call
The method of sound, device and smart machine.The technical scheme that the present invention is provided, this smart machine (calling the machine in the following text) is receiving first
(wherein, first smart machine is and this general unique identifier of the first bluetooth low energy consumption module that smart machine sends
The smart machine of machine call, first smart machine includes the first bluetooth low energy consumption module) after, open the bluetooth of the machine
Low energy consumption module, detects the broadcast sent with the presence or absence of arbitrary smart machine with bluetooth low energy consumption module in local ambient
Bag, if detecting the broadcast packet, judge the general unique identifier of bluetooth low energy consumption module that includes in the broadcast packet and
Whether the general unique identifier of the first bluetooth low energy consumption module is identical, if the bluetooth low energy consumption included in the broadcast packet
The general unique identifier of module is identical with the general unique identifier of the first bluetooth low energy consumption module, calculates described first
Smart machine and the distance of the machine, if first smart machine is less than the first predetermined threshold value with the distance of the machine, perform and this
The operation of howling in the corresponding elimination call of machine.That is, the technical scheme that the present invention is provided, by bluetooth low energy consumption
Module calculating the distance between the smart machine of the machine and call opposite end, when the distance is less than the first predetermined threshold value, execution
The operation of howling in the elimination call corresponding with the machine, wherein, the operation for eliminating howling in call includes closing
Speaker, once the speaker of the machine is closed, then and the smart machine of call opposite end just cannot collect the broadcasting of the machine speaker
Voice messaging, so as to reach the voice messaging that the voice messaging of the machine is no longer played comprising the machine speaker, i.e., cannot shape again
Into the amplification effect of positive feedback such that it is able to avoid producing ear-piercing howling.Therefore, both call sides carry smart machine gradually
Near when, using the present invention provide technical scheme, the distance between both call sides can be automatically detected, when it is determined that both sides it
Between distance the operation for eliminating howling in call is performed when being decreased to given threshold, automatically such that it is able to effectively lift user
Experience.
Description of the drawings
In order to be illustrated more clearly that 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
Inventive embodiment, for those of ordinary skill in the art, on the premise of not paying creative work, can be with basis
The accompanying drawing of offer obtains other accompanying drawings.
Fig. 1 is a kind of flow chart for eliminating the method for howling in call provided in an embodiment of the present invention；
Fig. 2 is the oscillogram of the original talk sound that A smart mobile phones are played；
Fig. 3 is the oscillogram of the call sound played using A smart mobile phones after technical solution of the present invention；
Fig. 4 is a kind of structure chart for eliminating the device of howling in call provided in an embodiment of the present invention；
Fig. 5 is a kind of structure chart of smart machine provided in an embodiment of the present invention.
Specific embodiment
Below in conjunction with the accompanying drawing in the embodiment of the present invention, the technical scheme in the embodiment of the present invention is carried out clear, complete
Site preparation is described, it is clear that described embodiment is only a part of embodiment of the invention, rather than the embodiment of whole.It is based on
Embodiment in the present invention, it is every other that those of ordinary skill in the art are obtained under the premise of creative work is not made
Embodiment, belongs to the scope of protection of the invention.
It is understandable to enable the above objects, features and advantages of the present invention to become apparent from, it is below in conjunction with the accompanying drawings and concrete real
The present invention is further detailed explanation to apply mode.
Embodiment
Fig. 1 is referred to, Fig. 1 is a kind of flow chart for eliminating the method for howling in call provided in an embodiment of the present invention.
The method for eliminating howling in call provided in an embodiment of the present invention, be applied to include BLE (Bluetooth Low Energy,
Bluetooth low energy consumption) module smart machine, the smart machine can be the mobile terminal such as smart mobile phone, panel computer, also may be used
Think notebook computer etc..As shown in figure 1, the method includes：
Step S101, receives the UUID (Universally of the first bluetooth low energy consumption module that the first smart machine sends
Unique Identifier, general unique identifier)；
Specifically, first smart machine be with the machine (i.e. this smart machine) call smart machine, described first
Smart machine includes a BLE modules.
Optionally, step S101 is specifically included：
Receive the UUID that the first smart machine sends the BLE modules sent during call request (with the machine).
Step S102, opens the BLE modules of the machine, and in detection local ambient arbitrary intelligence with BLE modules is whether there is
The broadcast packet that energy equipment sends；
Optionally, shown in the form table 1 of the broadcast packet：
Table 1
Wherein, txPower represents that distance is provided with the position of 1 meter of the smart machine of the BLE modules and to be detected and obtains
BLE modules transmitting Bluetooth signal power, configured fixed numbers during to dispatch from the factory.In addition, the broadcast packet itself
Form be ripe technology, the application is no longer elaborated, and the application is mainly subsequently led to using the technology
The calculating of distance between words both sides.
Step S103, if detecting the broadcast packet, judge the UUID of BLE modules that includes in the broadcast packet with it is described
Whether the UUID of the first BLE modules is identical；If it is, execution step S104, if not, returning in step S102, continues
The broadcast packet sent with the presence or absence of arbitrary smart machine with BLE modules in detection local ambient；
Specifically, by the UUID of the UUID of BLE modules that judges to be included in the broadcast packet and a BLE modules
It is whether identical determining whether the first smart machine has been located at nearer distance apart from the machine.Specifically, for setting at present
There is the smart machine of BLE modules, the communication distance of bluetooth is set to 10 meters mostly at tens meters or so, therefore, if judging described
The UUID of the BLE modules included in broadcast packet is identical with the UUID of a BLE modules, just can determine the first smart machine
Have been positioned in the communication distance of the machine bluetooth, i.e., the communication distance of bluetooth being at most with the distance of the machine, therefore, it is possible to determine
First smart machine is nearer with the machine.
Step S104, calculates the distance of first smart machine and the machine；
Optionally, if the UUID of the BLE modules included in the broadcast packet is identical with the UUID of a BLE modules,
The distance of first smart machine and the machine is calculated, including：
If the UUID of the BLE modules included in the broadcast packet is identical with the UUID of a BLE modules, read described
Setting transmission power in broadcast packet；
Determine the bluetooth signal intensity of the currently detected BLE modules of the machine；
According to default computation rule, the distance of first smart machine and the machine is calculated.
Specifically, the default computation rule is：
Ratio=rssi*1/txPower； (2)
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents the currently detected institute of the machine
The bluetooth signal intensity of a BLE modules is stated, distance represents the distance of first smart machine and the machine.
Step S105, if first smart machine is less than the first predetermined threshold value with the distance of the machine, performs and the machine phase
The corresponding operation for eliminating howling in call；
Optionally, first predetermined threshold value is numerical value set in advance, such as 3 meters, this present invention is not limited.If
First smart machine is less than the first predetermined threshold value with the distance of the machine, then can determine first smart machine and the machine
It is close, now, if the machine still plays the first smart machine (i.e. intelligence of the other user in communication process using speaker
Equipment) typing voice messaging, then the voice messaging can again by the first smart machine gather, then be again passed to the machine, this
Machine speaker plays again the voice messaging, and the first smart machine is gathered again, is then again passed to the machine ... and so on,
The positive feedback amplification effect of voice is defined, and then ear-piercing sound of uttering long and high-pitched sounds will be produced.Accordingly, it is determined that first smart machine
When close with the machine, mute speaker becomes the key for avoiding playing this closed loop cycle of-collection-amplification broadcasting.Therefore,
The operation for eliminating howling in call includes mute speaker.
Technical scheme provided in an embodiment of the present invention, this smart machine (calling the machine in the following text) is receiving the first smart machine
The BLE modules sent UUID (wherein, first smart machine be with the machine call smart machine, first intelligence
Energy equipment includes a BLE modules) after, the BLE modules of the machine are opened, have with the presence or absence of arbitrary in detection local ambient
The broadcast packet that the smart machine of BLE modules sends, if detecting the broadcast packet, judges the BLE moulds included in the broadcast packet
Whether the UUID of block is identical with the UUID of a BLE modules, if the UUID of the BLE modules included in the broadcast packet and institute
The UUID for stating a BLE modules is identical, calculates the distance of first smart machine and the machine, if first smart machine with
The distance of the machine is less than the first predetermined threshold value, performs the operation of howling in the elimination call corresponding with the machine.That is,
Technical scheme provided in an embodiment of the present invention, calculate by BLE modules the machine and call opposite end smart machine between away from
From, when the distance is less than the first predetermined threshold value, the operation of howling in the elimination call corresponding with the machine is performed, wherein,
The operation for eliminating howling in call includes mute speaker, once the speaker of the machine is closed, then call opposite end
Smart machine just cannot collect the voice messaging of the machine speaker broadcasting, so as to reach the voice messaging of the machine no longer comprising this
The voice messaging that machine speaker is played, i.e., cannot re-form the amplification effect of positive feedback such that it is able to avoid producing ear-piercing howl
Cry.Therefore, when both call sides carrying smart machine is moved closer to, using technical scheme provided in an embodiment of the present invention, can
The distance between both call sides are automatically detected, when it is determined that bipartite distance is decreased to given threshold, is performed automatically and is disappeared
Except the operation of howling in call such that it is able to effectively lift Consumer's Experience.
It should be noted that inventor is through many experiments, it is determined that the technical scheme that the present invention is provided can be obtained very well
Elimination call in howling technique effect.Below to wherein once experiment and experiment effect do briefly elaboration.Adopt in experiment
With A smart mobile phones and B smart mobile phones as both call sides user smart machine, in experimentation, two parties keep logical
Words, wherein the distance between A smart mobile phones and B smart mobile phones are 0.5 meter.Fig. 2 is the original talk sound that A smart mobile phones are played
Oscillogram, Fig. 3 be using after technical solution of the present invention A smart mobile phones play call sound oscillogram.As shown in Fig. 2 A
In the oscillogram of the original talk sound that smart mobile phone is played, including snap sound wave shape 201 (i.e. useful signal) and ear-piercing
Utter long and high-pitched sounds sound wave shape 202；As shown in figure 3, the oscillogram of the call sound played using A smart mobile phones after technical solution of the present invention
In, only including snap sound wave shape 301, and there is no ear-piercing sound wave shape of uttering long and high-pitched sounds.By contrast it was determined that using the present invention
The technical scheme of offer, can effectively eliminate the howling produced in call.
Optionally, the method for howling, step S101 in the elimination call that another embodiment of the present invention is provided
Specifically include：
Receive the UUID of the BLE modules that the first smart machine feeds back when the call request of the machine transmission is received.
Optionally, the method for howling, step S101 in the elimination call that another embodiment of the present invention is provided
Specifically include：
In receiving the first smart machine and the machine communication process, if detecting the change in location of itself more than the second default threshold
During value, the UUID of a BLE modules of transmission.
Optionally, the method for howling, step S101 in the elimination call that another embodiment of the present invention is provided
Specifically include：
In receiving the first smart machine and the machine communication process, if detecting the voice letter that call any one party user passes on
When breath includes characterizing the voice messaging for reducing both sides' distance, the UUID of a BLE modules of transmission.
Optionally, the method for howling in the elimination call that another embodiment of the present invention is provided, first intelligence
Equipment includes speaker and receiver, then step S105 includes：
If first smart machine is less than the first predetermined threshold value with the distance of the machine, the machine is switched by speaker mode
For handset mode.
Optionally, the method for howling in the elimination call that another embodiment of the present invention is provided, first intelligence
Equipment includes speaker (not including receiver), then step S105 includes：
If first smart machine is less than the first predetermined threshold value with the distance of the machine, mute speaker, prompting user will
First smart machine connects earphone.
Optionally, the method for howling, also includes in the elimination call that another embodiment of the present invention is provided：
If detect the machine maintains talking state with first smart machine, recalculate every Preset Time described
The distance of the first smart machine and the machine；
Specifically, the Preset Time can preset, such as can send broadcast packet with first smart machine
Time interval it is equal, such as 20 milliseconds.
If the distance for recalculating the first smart machine and the machine for obtaining reaches first predetermined threshold value, inquiry
Whether user recovers speaker is played voice messaging, or is directly switch into speaker broadcasting voice messaging；
Specifically, because the distance of first smart machine and the machine is reached after first predetermined threshold value, even if extensive
Multiple speaker plays voice messaging, and the machine typically also will not again produce howling, therefore, now can ask the user whether to recover
Speaker plays voice messaging, or is directly switch into speaker broadcasting voice messaging.
In order to illustrate the technical scheme of present invention offer more fully hereinafter, eliminate logical corresponding to provided in an embodiment of the present invention
The method of howling in words, the present invention discloses a kind of device for eliminating howling in call.
Fig. 4 is referred to, Fig. 4 is a kind of structure chart for eliminating the device of howling in call provided in an embodiment of the present invention.
The device for eliminating howling in call provided in an embodiment of the present invention, is applied to include the smart machine of BLE modules, the intelligence
Equipment can be the mobile terminals such as smart mobile phone, panel computer, or notebook computer etc..As shown in figure 4, the device bag
Include：
Receiver module 401, for receiving the UUID of the BLE modules that the first smart machine sends；First intelligence
Equipment is the smart machine with the machine call, and first smart machine includes a BLE modules；
Optionally, the receiver module 401 includes：
First receiving unit, for receiving the BLE modules sent when the first smart machine sends call request
UUID；
Or second receiving unit, feed back when the call request of the machine transmission is received for receiving the first smart machine
A BLE modules UUID；
Or the 3rd receiving unit, for receiving the first smart machine and the machine communication process in, if detecting itself
When change in location is more than the second predetermined threshold value, the UUID of a BLE modules of transmission；
Or the 4th receiving unit, for receiving the first smart machine and the machine communication process in, if detect call appointing
When the voice messaging that the side user that anticipates passes on includes characterizing the voice messaging for reducing both sides' distance, a BLE modules of transmission
UUID.
Opening module 402, for opening the BLE modules of the machine, with the presence or absence of arbitrary with BLE moulds in detection local ambient
The broadcast packet that the smart machine of block sends；
Judge module 403, if for detecting the broadcast packet, the BLE modules for judging to be included in the broadcast packet
Whether UUID is identical with the UUID of a BLE modules；
First computing module 404, if the UUID of BLE modules and a BLE moulds for including in the broadcast packet
The UUID of block is identical, calculates the distance of first smart machine and the machine；
Optionally, first computing module 404 includes：
Reading unit, if for the UUID of the UUID of BLE modules that includes in the broadcast packet and a BLE modules
It is identical, read the setting transmission power in the broadcast packet；
Determining unit, for determining the bluetooth signal intensity of the currently detected BLE modules of the machine；
Computing unit, for according to default computation rule, calculating the distance of first smart machine and the machine；
The default computation rule is：
Ratio=rssi*1/txPower；
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents the currently detected institute of the machine
The bluetooth signal intensity of a BLE modules is stated, distance represents the distance of first smart machine and the machine.
Performing module 405, if the distance for first smart machine and the machine is less than the first predetermined threshold value, perform with
The operation of howling in the corresponding elimination call of the machine；
Optionally, if first smart machine includes speaker and receiver, the performing module 405 includes：
Switch unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, by the machine by
Speaker mode switches to handset mode.
Optionally, if first smart machine includes speaker, the performing module 405 includes：
Control unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, closing is raised one's voice
Device, reminds user that first smart machine is connected into earphone.
The device of howling in the elimination call that the present invention is provided, the machine is calculated by BLE modules with call opposite end
The distance between smart machine, when the distance is less than the first predetermined threshold value, performs and is maked a whistling sound in the elimination call corresponding with the machine
The operation of cry, wherein, the operation for eliminating howling in call includes mute speaker, once the speaker of the machine is closed
Close, then the smart machine of call opposite end just cannot collect the voice messaging of the machine speaker broadcasting, so as to reach the machine
The voice messaging that voice messaging is no longer played comprising the machine speaker, i.e., cannot re-form the amplification effect of positive feedback, so as to
Enough avoid producing ear-piercing howling.Therefore, when both call sides carrying smart machine is moved closer to, using disappearing that the present invention is provided
Except the device of howling in call, the distance between both call sides can be automatically detected, when it is determined that bipartite distance subtracts
It is little to given threshold when, the operation for eliminating howling in call is performed automatically such that it is able to effectively lift Consumer's Experience.
Optionally, the device of howling, also includes in the elimination call that another embodiment of the present invention is provided：
Second computing module, if maintaining talking state with first smart machine for detecting the machine, every pre-
If the time recalculates the distance of first smart machine and the machine；
Recovery module, if reaching described first with the distance of the machine for recalculating first smart machine for obtaining
Predetermined threshold value, asks the user whether that recovering speaker plays voice messaging, or is directly switch into speaker broadcasting voice messaging.
In order to illustrate the technical scheme of present invention offer more fully hereinafter, eliminate logical corresponding to provided in an embodiment of the present invention
A kind of method of howling in words, invention additionally discloses smart machine.
Fig. 5 is referred to, Fig. 5 is a kind of structure chart of smart machine provided in an embodiment of the present invention.As shown in figure 5, the intelligence
Energy equipment includes：
Processor 501 and BLE modules 502；
The processor 501 is used for：Receive the UUID of a BLE modules of the first smart machine transmission；First intelligence
Energy equipment is the smart machine with the machine call, and first smart machine includes a BLE modules；Open the machine
BLE modules, detect the broadcast packet sent with the presence or absence of arbitrary smart machine with BLE modules in local ambient；If detecting
The broadcast packet, judges the UUID of the UUID of the BLE modules and BLE modules included in the broadcast packet whether phase
Together；If the UUID of the BLE modules included in the broadcast packet is identical with the UUID of a BLE modules, described first is calculated
The distance of smart machine and the machine；If first smart machine is less than the first predetermined threshold value with the distance of the machine, perform and this
The operation of howling in the corresponding elimination call of machine；The operation for eliminating howling in call includes mute speaker.
The smart machine that the present invention is provided, calculates between the smart machine of the machine and call opposite end by BLE modules
Distance, when the distance is less than the first predetermined threshold value, performs the operation of howling in the elimination call corresponding with the machine, its
In, the operation for eliminating howling in call includes mute speaker, once the speaker of the machine is closed, then call opposite end
Smart machine just cannot collect the machine speaker broadcasting voice messaging, so as to the voice messaging for reaching the machine is no longer included
The voice messaging that the machine speaker is played, i.e., cannot re-form the amplification effect of positive feedback such that it is able to avoid generation ear-piercing
Howling.Therefore, when both call sides carrying smart machine is moved closer to, using the smart machine that the present invention is provided, can be automatic
The distance between both call sides are detected, when it is determined that bipartite distance is decreased to given threshold, is performed automatically and is eliminated logical
The operation of howling in words such that it is able to effectively lift Consumer's Experience.
Optionally, the smart machine that another embodiment of the present invention is provided, the processor 501 is additionally operable to：
If detect the machine maintains talking state with first smart machine, recalculate every Preset Time described
The distance of the first smart machine and the machine；
If the distance for recalculating the first smart machine and the machine for obtaining reaches first predetermined threshold value, inquiry
Whether user recovers speaker is played voice messaging, or is directly switch into speaker broadcasting voice messaging.
Understand via above-mentioned technical scheme, compared with prior art, the invention provides a kind of elimination is uttered long and high-pitched sounds in call
The method of sound, device and smart machine.The technical scheme that the present invention is provided, this smart machine (calling the machine in the following text) is receiving first
Smart machine send a BLE modules UUID (wherein, first smart machine be with the machine call smart machine,
First smart machine includes a BLE modules) after, the BLE modules of the machine are opened, whether deposit in detection local ambient
In the broadcast packet that arbitrary smart machine with BLE modules sends, if detecting the broadcast packet, bag in the broadcast packet is judged
Whether the UUID of the BLE modules for containing is identical with the UUID of a BLE modules, if the BLE modules included in the broadcast packet
UUID it is identical with the UUID of a BLE modules, calculate the distance of first smart machine and the machine, if described first
Smart machine is less than the first predetermined threshold value with the distance of the machine, performs the behaviour of howling in the elimination call corresponding with the machine
Make.That is, the present invention provide technical scheme, calculate by BLE modules the machine with call opposite end smart machine it
Between distance, when the distance is less than the first predetermined threshold value, perform it is corresponding with the machine eliminate converse in howling operation,
Wherein, the operation for eliminating howling in call includes mute speaker, once the speaker of the machine is closed, then and call is right
The smart machine at end just cannot collect the voice messaging of the machine speaker broadcasting, so as to the voice messaging for reaching the machine is no longer wrapped
The voice messaging that speaker containing the machine is played, i.e., cannot re-form the amplification effect of positive feedback such that it is able to avoid generation ear-piercing
Howling.Therefore, when both call sides carrying smart machine is moved closer to, using the technical scheme that the present invention is provided, can certainly
It is dynamic to detect the distance between both call sides, when it is determined that bipartite distance is decreased to given threshold, perform elimination automatically
The operation of howling in call such that it is able to effectively lift Consumer's Experience.
Finally, in addition it is also necessary to explanation, herein, such as first and second or the like relational terms be used merely to by
One entity or operation make a distinction with another entity or operation, and not necessarily require or imply these entities or operation
Between there is any this actual relation or order.And, term " including ", "comprising" or its any other variant meaning
Covering including for nonexcludability, so that a series of process, method, article or equipment including key elements not only includes that
A little key elements, but also including other key elements being not expressly set out, or also include for this process, method, article or
The intrinsic key element of equipment.In the absence of more restrictions, the key element for being limited by sentence "including a ...", does not arrange
Except also there is other identical element in including the process of the key element, method, article or equipment.
Each embodiment is described by the way of progressive in this specification, and what each embodiment was stressed is and other
The difference of embodiment, between each embodiment identical similar portion mutually referring to.For device disclosed in embodiment
For smart machine, because it is corresponded to the method disclosed in Example, so description is fairly simple, related part referring to
Method part illustration.
The step of method described with reference to the embodiments described herein or algorithm, directly can be held with hardware, processor
Capable software module, or the combination of the two is implementing.Software module can be placed in random access memory (RAM), internal memory, read-only deposit
Known any other shape in reservoir (ROM), electrically programmable ROM, electrically erasable ROM, depositor or technical field
In the storage medium of formula.
The foregoing description of the disclosed embodiments, enables professional and technical personnel in the field to realize or using the present invention.
Various modifications to these embodiments will be apparent for those skilled in the art, as defined herein
General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, the present invention
The embodiments shown herein is not intended to be limited to, and is to fit to and principles disclosed herein and features of novelty phase one
The most wide scope for causing.
Claims (13)
1. a kind of method of howling during elimination is conversed, it is characterised in that be applied to include that the intelligence of bluetooth low energy consumption module sets
Standby, methods described includes：
Receive the general unique identifier of the first bluetooth low energy consumption module of the first smart machine transmission；First smart machine
It is the smart machine with the machine call, first smart machine includes the first bluetooth low energy consumption module；
The bluetooth low energy consumption module of the machine is opened, in detection local ambient arbitrary intelligence with bluetooth low energy consumption module is whether there is
The broadcast packet that energy equipment sends；
If detecting the broadcast packet, judge the general unique identifier of bluetooth low energy consumption module that includes in the broadcast packet with
Whether the general unique identifier of the first bluetooth low energy consumption module is identical；
If the general unique identifier of the bluetooth low energy consumption module included in the broadcast packet and the first bluetooth low energy consumption mould
The general unique identifier of block is identical, calculates the distance of first smart machine and the machine；
If first smart machine is less than the first predetermined threshold value with the distance of the machine, the elimination call corresponding with the machine is performed
The operation of middle howling；The operation for eliminating howling in call includes mute speaker.
2. method according to claim 1, it is characterised in that the first bluetooth that the smart machine of the reception first sends is low
The general unique identifier of energy consumption module, including：
Receive the general unique identifier that the first smart machine sends the first bluetooth low energy consumption module sent during call request；
Or the first bluetooth low energy consumption module that the first smart machine of reception feeds back when the call request of the machine transmission is received
General unique identifier；
Or receive in the first smart machine and the machine communication process, if detecting the change in location of itself more than the second default threshold
During value, the general unique identifier of the first bluetooth low energy consumption module of transmission；
Or receive in the first smart machine and the machine communication process, if detecting the voice letter that call any one party user passes on
When breath includes characterizing the voice messaging for reducing both sides' distance, the general unique identification of the first bluetooth low energy consumption module of transmission
Code.
3. method according to claim 1, it is characterised in that if the bluetooth low energy consumption mould included in the broadcast packet
The general unique identifier of block is identical with the general unique identifier of the first bluetooth low energy consumption module, calculates first intelligence
The distance of energy equipment and the machine, including：
If the general unique identifier of the bluetooth low energy consumption module included in the broadcast packet and the first bluetooth low energy consumption mould
The general unique identifier of block is identical, reads the setting transmission power in the broadcast packet；
Determine the bluetooth signal intensity of currently detected the first bluetooth low energy consumption module of the machine；
According to default computation rule, the distance of first smart machine and the machine is calculated；
The default computation rule is：
Ratio=rssi*1/txPower；
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents currently detected described of the machine
The bluetooth signal intensity of the first bluetooth low energy consumption module, distance represents the distance of first smart machine and the machine.
4. method according to claim 1, it is characterised in that first smart machine includes speaker and receiver, institute
If the distance for stating first smart machine with the machine is less than the first predetermined threshold value, in performing the elimination call corresponding with the machine
The operation of howling, including：
If first smart machine is less than the first predetermined threshold value with the distance of the machine, the machine is switched to by speaker mode and is listened
Cylinder mould formula.
5. method according to claim 1, it is characterised in that first smart machine includes speaker, if the institute
The distance that the first smart machine is stated with the machine performs howling in the elimination call corresponding with the machine less than the first predetermined threshold value
Operation, including：
If the distance of first smart machine and the machine is less than the first predetermined threshold value, mute speaker, prompting user will be described
First smart machine connects earphone.
6. the method according to any one of Claims 1 to 5, it is characterised in that also include：
If detect the machine maintains talking state with first smart machine, every Preset Time described first is recalculated
The distance of smart machine and the machine；
If the distance for recalculating the first smart machine and the machine for obtaining reaches first predetermined threshold value, user is inquired
Whether recover speaker and play voice messaging, or be directly switch into speaker broadcasting voice messaging.
7. the device of howling during a kind of elimination is conversed, it is characterised in that be applied to include that the intelligence of bluetooth low energy consumption module sets
Standby, described device includes：
Receiver module, for receiving the general unique identifier of the first bluetooth low energy consumption module that the first smart machine sends；Institute
It is the smart machine with the machine call to state the first smart machine, and first smart machine includes the first bluetooth low energy consumption mould
Block；
Opening module, for opening the bluetooth low energy consumption module of the machine, with the presence or absence of arbitrary with bluetooth in detection local ambient
The broadcast packet that the smart machine of low energy consumption module sends；
Judge module, if for detecting the broadcast packet, judging leading to for the bluetooth low energy consumption module included in the broadcast packet
It is whether identical with the general unique identifier of the first bluetooth low energy consumption module with unique identifier；
First computing module, if for the general unique identifier of bluetooth low energy consumption module that includes in the broadcast packet with it is described
The general unique identifier of the first bluetooth low energy consumption module is identical, calculates the distance of first smart machine and the machine；
Performing module, if the distance for first smart machine and the machine is less than the first predetermined threshold value, performs and the machine phase
The corresponding operation for eliminating howling in call.
8. device according to claim 7, it is characterised in that the receiver module includes：
First receiving unit, for receiving the first bluetooth low energy consumption module sent when the first smart machine sends call request
General unique identifier；
Or second receiving unit, for receive that the first smart machine feeds back when the call request of the machine transmission is received the
The general unique identifier of one bluetooth low energy consumption module；
Or the 3rd receiving unit, for receiving the first smart machine and the machine communication process in, if detecting the position of itself
When change is more than the second predetermined threshold value, the general unique identifier of the first bluetooth low energy consumption module of transmission；
Or the 4th receiving unit, for receiving the first smart machine and the machine communication process in, if it is any one to detect call
When the voice messaging that square user passes on includes characterizing the voice messaging for reducing both sides' distance, the first bluetooth low energy consumption mould of transmission
The general unique identifier of block.
9. device according to claim 7, it is characterised in that first computing module includes：
Reading unit, if the general unique identifier and described first of the bluetooth low energy consumption module for including in the broadcast packet
The general unique identifier of bluetooth low energy consumption module is identical, reads the setting transmission power in the broadcast packet；
Determining unit, for determining the bluetooth signal intensity of currently detected the first bluetooth low energy consumption module of the machine；
Computing unit, for according to default computation rule, calculating the distance of first smart machine and the machine；
The default computation rule is：
Ratio=rssi*1/txPower；
Wherein, txPower represents the setting transmission power in the broadcast packet, and rssi represents currently detected described of the machine
The bluetooth signal intensity of the first bluetooth low energy consumption module, distance represents the distance of first smart machine and the machine.
10. device according to claim 7, it is characterised in that first smart machine includes speaker and receiver, institute
Stating performing module includes：
Switch unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, by the machine by raising one's voice
Device pattern switching is handset mode.
11. devices according to claim 7, it is characterised in that first smart machine includes speaker, the execution
Module includes：
Control unit, if the distance for first smart machine and the machine is less than the first predetermined threshold value, mute speaker is carried
First smart machine is connected earphone by awake user.
12. devices according to any one of claim 7～11, it is characterised in that also include：
Second computing module, if maintaining talking state with first smart machine for detecting the machine, when default
Between recalculate the distance of first smart machine and the machine；
Recovery module, if the distance for recalculating first smart machine for obtaining and the machine reaches described first presetting
Threshold value, asks the user whether that recovering speaker plays voice messaging, or is directly switch into speaker broadcasting voice messaging.
13. a kind of smart machines, it is characterised in that include：
Processor and bluetooth low energy consumption module；
The processor is used for：Receive the general unique identifier of the first bluetooth low energy consumption module of the first smart machine transmission；
First smart machine is the smart machine with the machine call, and first smart machine includes the first bluetooth low energy consumption
Module；The bluetooth low energy consumption module of the machine is opened, is detected in local ambient with the presence or absence of arbitrary with bluetooth low energy consumption module
The broadcast packet that smart machine sends；If detecting the broadcast packet, the bluetooth low energy consumption module included in the broadcast packet is judged
General unique identifier it is whether identical with the general unique identifier of the first bluetooth low energy consumption module；If the broadcast packet
The general unique identification of the general unique identifier of the bluetooth low energy consumption module for inside including and the first bluetooth low energy consumption module
Code-phase is same, calculates the distance of first smart machine and the machine；If the distance of first smart machine and the machine is less than the
One predetermined threshold value, performs the operation of howling in the elimination call corresponding with the machine；The behaviour for eliminating howling in call
Work includes mute speaker.
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| CN201611248994.4A CN106603857A (en) | 2016-12-29 | 2016-12-29 | Method and device for eliminating whistler in call and intelligent device |
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| CN201611248994.4A CN106603857A (en) | 2016-12-29 | 2016-12-29 | Method and device for eliminating whistler in call and intelligent device |
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Application publication date: 20170426 |