CN107017001A - A kind of output processing method and wearable device of wearable device audio signal - Google Patents
A kind of output processing method and wearable device of wearable device audio signal Download PDFInfo
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- CN107017001A CN107017001A CN201710191074.1A CN201710191074A CN107017001A CN 107017001 A CN107017001 A CN 107017001A CN 201710191074 A CN201710191074 A CN 201710191074A CN 107017001 A CN107017001 A CN 107017001A
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- wearable device
- bone conduction
- audio signal
- conduction vibrator
- bone
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04B—TRANSMISSION
- H04B1/00—Details of transmission systems, not covered by a single one of groups H04B3/00 - H04B13/00; Details of transmission systems not characterised by the medium used for transmission
- H04B1/38—Transceivers, i.e. devices in which transmitter and receiver form a structural unit and in which at least one part is used for functions of transmitting and receiving
- H04B1/3827—Portable transceivers
- H04B1/385—Transceivers carried on the body, e.g. in helmets
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/008—Multichannel audio signal coding or decoding using interchannel correlation to reduce redundancy, e.g. joint-stereo, intensity-coding or matrixing
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L19/00—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis
- G10L19/02—Speech or audio signals analysis-synthesis techniques for redundancy reduction, e.g. in vocoders; Coding or decoding of speech or audio signals, using source filter models or psychoacoustic analysis using spectral analysis, e.g. transform vocoders or subband vocoders
-
- G—PHYSICS
- G10—MUSICAL INSTRUMENTS; ACOUSTICS
- G10L—SPEECH ANALYSIS OR SYNTHESIS; SPEECH RECOGNITION; SPEECH OR VOICE PROCESSING; SPEECH OR AUDIO CODING OR DECODING
- G10L21/00—Processing of the speech or voice signal to produce another audible or non-audible signal, e.g. visual or tactile, in order to modify its quality or its intelligibility
- G10L21/06—Transformation of speech into a non-audible representation, e.g. speech visualisation or speech processing for tactile aids
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R9/00—Transducers of moving-coil, moving-strip, or moving-wire type
- H04R9/06—Loudspeakers
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2460/00—Details of hearing devices, i.e. of ear- or headphones covered by H04R1/10 or H04R5/033 but not provided for in any of their subgroups, or of hearing aids covered by H04R25/00 but not provided for in any of its subgroups
- H04R2460/13—Hearing devices using bone conduction transducers
Abstract
The present invention discloses a kind of output processing method and wearable device of wearable device audio signal, and this method includes：Obtain the audio signal to be output of wearable device；Obtain the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of wearable device；Using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation, treat exports audio signal and enter horizontal phasing control, obtain the corresponding target audio signal of each bone conduction vibrator；Target audio signal is exported to corresponding bone conduction vibrator, and all bone conduction vibrators of bone conduction vibrator matrix are controlled while corresponding target audio signal is converted into vibration signal and transmitted by skin and bone medium, to cause the vibration signal of all bone conduction vibrators of bone conduction vibrator matrix to be superimposed during being transmitted by skin and bone medium in a certain position with same phase；For reducing decay of the audio signal in transmitting procedure, it is ensured that tonequality, prevent sound from leaking, protect privacy of user.
Description
Technical field
The present invention relates to wearable device technical field, and in particular to a kind of output processing method of wearable device audio signal
And wearable device.
Background technology
Wearable device (such as Wrist belt-type smart mobile phone, intelligent watch, Intelligent bracelet) increasingly liked by people and
Receive.But wearable device is during call, broadcasting music etc., typically using the pattern of outer sound reproduction sound, sound of raising one's voice to its utmost outside
When, it may interfere others, it is also possible to cause the privacy of user to be intercepted by periphery people, be unfavorable for protection privacy of user peace
Entirely, the usage experience sense of user is reduced.
The content of the invention
The embodiment of the invention discloses a kind of output processing method and wearable device of wearable device audio signal, for dropping
Decay of the bass signal in transmitting procedure, it is ensured that tonequality, and can prevent sound from leaking, protect privacy of user.
First aspect present invention discloses a kind of output processing method of wearable device audio signal, it may include：
Obtain the audio signal to be output of wearable device；
Obtain the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device；
Using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation, the audio signal to be output is entered
Horizontal phasing control, obtains the corresponding target audio signal of each described bone conduction vibrator；
The target audio signal is exported to corresponding bone conduction vibrator, and controls the institute of the bone conduction vibrator matrix
There is bone conduction vibrator while corresponding target audio signal is converted into vibration signal and passed by skin and bone medium
Pass, to cause the vibration signal of all bone conduction vibrators of the bone conduction vibrator matrix to be transmitted by skin and bone medium
During be superimposed in a certain position with same phase.
As an alternative embodiment, in first aspect present invention, it is described with bone conduction vibrator each described
Corresponding phase adjustment parameters are foundation, and horizontal phasing control is entered to the audio signal to be output, obtain each described bone and pass
The corresponding target audio signal of oscillator is led, including：
Using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation, the audio signal to be output is entered
Horizontal phasing control, obtains the corresponding primary audio signal of each described bone conduction vibrator；
Primary audio signal corresponding to bone conduction vibrator each described carries out digital-to-analogue conversion, obtains each described bone
Conduct the corresponding target audio signal of oscillator.
As an alternative embodiment, in first aspect present invention, the sound to be output for obtaining wearable device
After frequency signal, and the bone conduction vibrator matrix for obtaining the wearable device the corresponding phase of each bone conduction vibrator
Before the adjusting parameter of position, methods described also includes：
Detect whether the wearable device is in by wearing state；
When the wearable device is in by wearing state, the bone conduction vibrator matrix of the acquisition wearable device is performed
The step of each bone conduction vibrator corresponding phase adjustment parameters.
As an alternative embodiment, in first aspect present invention, the sound to be output for obtaining wearable device
After frequency signal, and the bone conduction vibrator matrix for obtaining the wearable device the corresponding phase of each bone conduction vibrator
Before the adjusting parameter of position, methods described also includes：
Detect the hand motion behavior that the wearable device occurs；
Judge whether the hand motion behavior is used to switch to the play mode of the wearable device with pre-stored
The action behavior of bone-conduction mode matches；Wherein, the bone-conduction mode is used to convert audio signals into vibration signal simultaneously
Transmitted by skin and bone medium；
If it does, each bone conduction vibrator for performing the bone conduction vibrator matrix for obtaining the wearable device is corresponding
The step of phase adjustment parameters.
As an alternative embodiment, in first aspect present invention, the sound to be output for obtaining wearable device
Frequency signal, including：
Monitor whether the wearable device receives unread message prompting；
When monitoring that the wearable device receives unread message prompting, what reception user inputted does not read to disappear for described
Cease the reading instruction of the unread message indicated by prompting；
In response to it is described read instruction by the unread message remind indicated unread message be converted into voice messaging with
Obtain the audio signal to be output of the wearable device.
Second aspect of the present invention discloses a kind of wearable device, it may include：
Acquiring unit, the audio signal to be output for obtaining wearable device；
Phasing unit, each bone conduction vibrator pair of the bone conduction vibrator matrix for obtaining the wearable device
The phase adjustment parameters answered；
The phasing unit is additionally operable to, using the corresponding phase adjustment parameters of bone conduction vibrator each described as according to
According to entering horizontal phasing control to the audio signal to be output, obtain the corresponding target audio letter of each described bone conduction vibrator
Number；
Control unit, for the target audio signal to be exported to corresponding bone conduction vibrator, and controls the bone to pass
Lead oscillator matrix all bone conduction vibrators simultaneously by corresponding target audio signal be converted into vibration signal and by skin with
And bone medium is transmitted, with cause the bone conduction vibrator matrix all bone conduction vibrators vibration signal by skin
And be superimposed during the transmission of bone medium in a certain position with same phase.
As an alternative embodiment, in second aspect of the present invention, the phasing unit is additionally operable to every
The corresponding phase adjustment parameters of one bone conduction vibrator are foundation, and horizontal phasing control is entered to the audio signal to be output,
The mode for obtaining the corresponding target audio signal of each described bone conduction vibrator is specially：
The phasing unit is additionally operable to, using the corresponding phase adjustment parameters of bone conduction vibrator each described as according to
According to entering horizontal phasing control to the audio signal to be output, obtain the corresponding primary audio letter of each described bone conduction vibrator
Number；Primary audio signal corresponding to bone conduction vibrator each described carries out digital-to-analogue conversion, obtains each described osteoacusis
The corresponding target audio signal of oscillator.
As an alternative embodiment, in second aspect of the present invention, the wearable device also includes：
Wear detection unit, for the acquiring unit obtain wearable device audio signal to be output after, and
The phasing unit obtains the corresponding phase of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device
Before adjusting parameter, detect whether the wearable device is in by wearing state；
The phasing unit is additionally operable to, it is described wear detection unit determine the wearable device be in worn
During state, the corresponding phase adjustment ginseng of each bone conduction vibrator for the bone conduction vibrator matrix for obtaining the wearable device is performed
Number.
As an alternative embodiment, in second aspect of the present invention, the wearable device also includes：
Motion detection unit, for the acquiring unit obtain wearable device audio signal to be output after, and
The phasing unit obtains the corresponding phase of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device
Before adjusting parameter, the hand motion behavior that the wearable device occurs is detected；
Judging unit is acted, for judging whether the hand motion behavior is used for the wearable device with pre-stored
Play mode switch to the action behavior of bone-conduction mode and match；Wherein, the bone-conduction mode is used for audio signal
Be converted to vibration signal and transmitted by skin and bone medium；
The phasing unit is additionally operable to, and when the judged result of the action judging unit is is, is performed and is obtained institute
State the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of wearable device.
As an alternative embodiment, in second aspect of the present invention, the acquiring unit includes：
Monitoring unit, for monitoring whether the wearable device receives unread message prompting；
Receiving unit, for when the monitoring unit monitors that the wearable device receives unread message prompting, connecing
Receive the reading instruction that indicated unread message is reminded for the unread message of user's input；
Converting unit, for reading instruction by the indicated unread message conversion of unread message prompting in response to described
Into voice messaging to obtain the audio signal to be output of the wearable device.
Compared with prior art, the embodiment of the present invention has the advantages that：
In embodiments of the present invention, after the audio signal to be output of wearable device is got, the bone of wearable device is obtained
The corresponding phase adjustment parameters of each bone conduction vibrator of oscillator matrix are conducted, it is then corresponding with each bone conduction vibrator
Phase adjustment parameters are foundation, enter horizontal phasing control to the audio signal to be output, obtain each bone conduction vibrator corresponding
Target audio signal, target audio signal is exported to corresponding bone conduction vibrator, and controls all bone conduction vibrators simultaneously will
Corresponding target audio signal is converted into vibration signal and transmitted by skin and bone medium, and all bone conduction vibrators
Vibration signal same phase is got on a certain position during being transmitted by skin and bone medium, then carry out
Signal averaging (generation beam forming), so as to accomplish to increase signal energy, reduction signal is in skin or bone medium transmitting procedure
In the decay that causes, it is ensured that sound quality, further, sound can be prevented by transmitting audio signal by skin and bone medium
Leakage, protects the personal secrets of user.
Brief description of the drawings
Technical scheme in order to illustrate the embodiments of the present invention more clearly, below by using required in embodiment
Accompanying drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the present invention, for ability
For the those of ordinary skill of domain, on the premise of not paying creative work, it can also be obtained according to these accompanying drawings other attached
Figure.
Fig. 1 is the schematic flow sheet of the output processing method of wearable device audio signal disclosed in the embodiment of the present invention；
Fig. 2 is the application schematic diagram of wearable device disclosed in the embodiment of the present invention；
Fig. 3 illustrates for another flow of the output processing method of wearable device audio signal disclosed in the embodiment of the present invention
Figure；
Fig. 4 is another structural representation of wearable device disclosed in the embodiment of the present invention；
Fig. 5 is another structural representation of wearable device disclosed in the embodiment of the present invention；
Fig. 6 is another structural representation of wearable device disclosed in the embodiment of the present invention；
Fig. 7 is another structural representation of wearable device disclosed in the embodiment of the present invention.
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 whole embodiments.Based on this
Embodiment in invention, the every other reality that those of ordinary skill in the art are obtained under the premise of creative work is not made
Example is applied, the scope of protection of the invention is belonged to.
It should be noted that the term " comprising " and " having " of the embodiment of the present invention and their any deformation, it is intended that
Be to cover it is non-exclusive include, for example, containing process, method, system, product or the equipment of series of steps or unit not
Be necessarily limited to those steps or the unit clearly listed, but may include not list clearly or for these processes, side
The intrinsic other steps of method, product or equipment or unit.
The embodiment of the invention discloses a kind of output processing method of wearable device audio signal, for reducing audio signal
Decay in transmitting procedure, it is ensured that tonequality, and can prevent sound from leaking, protect privacy of user.The embodiment of the present invention is also
It is correspondingly disclosed a kind of wearable device.
The present embodiments relate to wearable device can be intelligence wearing mobile phone, intelligent watch, Intelligent bracelet etc., herein
It is not especially limited.In conjunction with specific embodiments, technical solution of the present invention will be carried out detailed from wearable device angle below
Introduce.
Embodiment one
Referring to Fig. 1, Fig. 1 is the flow of the output processing method of wearable device audio signal disclosed in the embodiment of the present invention
Schematic diagram；As shown in figure 1, a kind of output processing method of wearable device audio signal may include：
101st, wearable device obtains audio signal to be output.
Specifically included as an alternative embodiment, wearable device obtains audio signal to be output：
Wearable device monitors whether it receives unread message prompting；
When monitoring that receiving unread message reminds, the unread message that is directed to that wearable device receives user's input reminds institute
The reading instruction of the unread message of instruction；
Wearable device is instructed in response to the reading reminds indicated unread message to be converted into voice messaging unread message
To obtain the audio signal to be output of the wearable device.
In the above-described embodiment, wearable device possesses is converted into the function that voice messaging is played out by unread message,
Wearable device has monitored whether to receive in real time unread message prompting, and voice messaging is converted thereof into when receiving, as wearing
Wear the audio signal to be output of equipment.Played out by the way that unread message is converted into voice messaging, user's both hands can be discharged,
The content of unread message also can be in time learnt in the case where user is inconvenient to operate wearable device, improving user makes
With the usage experience sense of wearable device.
Specifically included as an alternative embodiment, wearable device obtains audio signal to be output：Wearable device is real
When collection microphone sound (such as call when, wearable device collection other side call sound), treat defeated as wearable device
Go out audio signal.In this embodiment, wearable device can regard call voice as audio signal to be output.
Specifically included as an alternative embodiment, wearable device obtains audio signal to be output：Wearable device is obtained
Multi-media signal is taken, the audio signal to be output of wearable device is used as.
102nd, wearable device obtains each bone conduction vibrator correspondence for the bone conduction vibrator matrix for being arranged at wearable device
Phase adjustment parameters.
In embodiments of the present invention, wearable device possesses two kinds of sound play mode, and one is outer mode playback；Secondly being bone
Conduction mode.Wherein, outer mode playback realizes that bone-conduction mode is realized by bone conduction vibrator by external speaker.In wearing
Bone conduction vibrator matrix is provided with equipment, includes the bone conduction vibrator of 2 and more than 2, when user wears wearable device
When, such as when being worn in wrist, bone conduction vibrator is tightly attached on wrist bone or wrist skin of soft tissue, to realize
Technical solution of the present invention.
As an alternative embodiment, in a step 101 after wearable device acquisition audio signal to be output, and
Wearable device obtains the corresponding phase of each bone conduction vibrator for the bone conduction vibrator matrix for being arranged at wearable device in step 102
Before the adjusting parameter of position, in addition to：
Wearable device detects whether it is in by wearing state；
When wearable device is in by wearing state, wearable device obtains the bone conduction vibrator matrix for being arranged at wearable device
The corresponding phase adjustment parameters of each bone conduction vibrator.
Specifically included as an alternative embodiment, wearable device detects whether it is in by wearing state：Wearing
Equipment detects wearable device and outer barrie thing by the infrared detection module, fingerprint identification module of the position contacted in wearable device with skin
The distance between value；When the distance value is less than or equal to pre-determined distance value, determine that wearable device is in by wearing state；When this
When distance value is more than pre-determined distance value, determine that wearable device is in non-wearing state.
Specifically included as an alternative embodiment, wearable device detects whether it is in by wearing state：Wearing
Equipment detects the temperature value of outer barrie thing by the temperature detecting module of the position contacted in wearable device with skin；Sentence
Whether the temperature value of disconnected outer barrie thing is within the scope of default temperature, if within the scope of default temperature, set it is determined that dressing
It is standby to be in by wearing state；If not determining that wearable device is not in by wearing state within the scope of default temperature.
Specifically included as an alternative embodiment, wearable device detects whether it is in by wearing state：Wearing
Equipment detects wearable device and outer barrie thing by the infrared detection module, fingerprint identification module of the position contacted in wearable device with skin
The distance between value；Wearable device judge the distance between wearable device and outer barrie thing value whether be less than or equal to preset away from
From value, if greater than pre-determined distance value, determine that wearable device is not in by wearing state；If less than or equal to the pre-determined distance
Value, the temperature value of outer barrie thing is detected by the temperature detecting module of the position contacted in wearable device with skin；Sentence
Whether the temperature value of the disconnected outer barrie thing is within the scope of default temperature, if within the scope of default temperature, determining and wearing
Wear equipment to be in by wearing state, if not determining that wearable device is not in by wearing state within the scope of default temperature.
As an alternative embodiment, after step 101 wearable device obtains audio signal to be output, and wear
Wear the corresponding phase adjustment parameters of each bone conduction vibrator that equipment obtains the bone conduction vibrator matrix for being arranged at wearable device
Before, in addition to：
Wearable device detects its hand motion behavior occurred；Judge the hand motion behavior detected whether with being pre-stored
Match for the play mode of wearable device is switched into bone-conduction mode action behavior；Wherein, the bone-conduction mode
For converting audio signals into vibration signal and being transmitted by skin and bone medium；If it does, wearable device is obtained
Take the corresponding phase adjustment parameters of each bone conduction vibrator for the bone conduction vibrator matrix for being arranged at wearable device.In the implementation
In mode, user in wearable device by being provided for switching to the play mode of wearable device the action of bone-conduction mode
Behavior, after audio signal to be output is got, if detect the action behavior that matching is pre-stored, performs step 102；Such as
When fruit does not detect matching pre-stored action behavior, then play audio signal to be output by outer mode playback.
Wherein, the pre-stored action behavior for the play mode of wearable device to be switched into bone-conduction mode can be
Arm traverse is holded up to arm or arm is holded up and forefinger is holded up.
103rd, wearable device is believed audio to be output using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation
Number enter horizontal phasing control, obtain the corresponding target audio signal of each bone conduction vibrator.
As an alternative embodiment, wearable device using the corresponding phase adjustment parameters of each bone conduction vibrator as
Foundation, treats exports audio signal and enters horizontal phasing control, obtains the corresponding target audio signal of each bone conduction vibrator, bag
Include：
Wearable device is treated exports audio signal and entered using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation
Horizontal phasing control, obtains the corresponding primary audio signal of each bone conduction vibrator；Wearable device is to each bone conduction vibrator
Corresponding primary audio signal carries out digital-to-analogue conversion, obtains the corresponding target audio signal of each bone conduction vibrator.
Wearable device directly gathers the multi-media signal that multimedia application is played in microphone, wearable device, not read
Voice messaging that message is converted to etc. is all data signal, and wearable device enters horizontal phasing control treating exports audio signal
Afterwards, primary audio signal is obtained, analog signal is then further converted thereof into, obtains target audio signal.
104th, wearable device exports target audio signal to corresponding bone conduction vibrator, and controls bone conduction vibrator matrix
All bone conduction vibrators simultaneously corresponding target audio signal is converted into vibration signal and entered by skin and bone medium
Row transmission, to cause the vibration signal of all bone conduction vibrators of bone conduction vibrator matrix to be transmitted by skin and bone medium
During be superimposed in a certain position with same phase.
Wherein, target audio signal is converted into vibration signal by bone conduction vibrator, and vibration signal passes through skin, bone medium
And hypodermis is delivered on finger, while finger (being usually forefinger) props up ear or puts in ear, so as to form close
Sound chamber is closed, receives the vibration signal transmitted from finger, then by skull, osseous labyrinth, inner ear lymph, spiral organ, auditory nerve,
Cerebral cortex auditory center is reached, so as to reach the effect of clear sound, and the purpose of protection privacy of user is reached, prevents
Sound is leaked, and is intercepted by people around, here it is transmitting the operation principle of sound (i.e. bone-conduction mode) using bone conduction vibrator.
And in embodiments of the present invention, by being transmitted by target audio signal to before bone conduction vibrator, first carried out phase tune
It is whole so as to enter the target audio signal of bone conduction vibrator, after being converted into vibration signal, passed in skin, bone medium
Each when certain point is met, the phase of multiple target audio signals is identical after corresponding distance when passing, so as to produce
Beam forming so that signal energy is superimposed, it is ensured that the tonequality of audio signal, what solution audio signal decayed in transmitting procedure asks
Topic.
In embodiments of the present invention, after the audio signal to be output of wearable device is got, the bone of wearable device is obtained
The corresponding phase adjustment parameters of each bone conduction vibrator of oscillator matrix are conducted, it is then corresponding with each bone conduction vibrator
Phase adjustment parameters are foundation, enter horizontal phasing control to the audio signal to be output, obtain each bone conduction vibrator corresponding
Target audio signal, target audio signal is exported to corresponding bone conduction vibrator, and controls all bone conduction vibrators simultaneously will
Corresponding target audio signal is converted into vibration signal and transmitted by skin and bone medium, and all bone conduction vibrators
Vibration signal same phase is got on a certain position during being transmitted by skin and bone medium, then carry out
Signal averaging (generation beam forming), so as to accomplish to increase signal energy, reduction signal is in skin or bone medium transmitting procedure
In the decay that causes, it is ensured that sound quality, further, sound can be prevented by transmitting audio signal by skin and bone medium
Leakage, protects the personal secrets of user.
Embodiment two
Referring to Fig. 2, Fig. 2 is the application schematic diagram of wearable device disclosed in the embodiment of the present invention；In fig. 2, it is of the invention
Wearable device may include disclosed in embodiment：Microprogram control unit (Micro Control Unit, abbreviation MCU), phase controlling
Matrix, digital-to-analogue conversion matrix, osteoacusis driving matrix, bone conduction vibrator matrix etc., wherein, phase controlling matrix includes n phase
Level controller, digital-to-analogue conversion matrix includes n digital analog converter, and osteoacusis driving matrix includes n osteoacusis driving, and bone is passed
Leading oscillator matrix includes n bone conduction vibrator.Phase controlling matrix, digital-to-analogue conversion matrix, osteoacusis driving matrix, osteoacusis shake
Recessive association one by one between submatrix, (is illustrated) so that n values are 4 as an example in fig. 2 as shown in Figure 2.
N bone conduction vibrator in bone conduction vibrator matrix can be arranged side by side in mode spaced apart, or
It is arranged side by side with the distance that interval is not waited, when wearable device is worn in wrist, the vibration signal of bone conduction vibrator output exists
When being met in skin and bone medium, the transmission range of the vibration signal of each bone conduction vibrator output is possibly different from, or
Person part is identical, but all bone conduction vibrators output vibration signal after respective transmission range in skin or bone
Waveform shaping occurs for the certain point on medium.Assuming that the certain point is O, then the transmission distance of bone conduction vibrator A to the O in Fig. 2
From being that S2, bone conduction vibrator C to O transmission ranges are S3, bone conduction vibrator D to O for S1, bone conduction vibrator B to O transmission ranges
Transmission range is S4, and the vibration signal that each bone conduction vibrator is exported phase when O positions are met is identical.In the embodiment of the present invention
In, in order that phase of the vibration signal in O positions of each bone conduction vibrator output identical (phase is identical, and vibration signal exists
Wave crest and wave trough on locus is superimposed), increase energy, in phase controlling matrix, exports audio signal is treated in completion
The adjustment of phase.Where it is assumed that the frequency of audio signal to be output is F, its corresponding wavelength is L, and frequency F is divided into K section,
So correspond to each section wavelength be respectively LK1, LK2, --- LKK, wherein, K takes the positive integer more than or equal to 1.Each phase
Controller needs to complete K phase shift, that is, corresponds to each frequency range and carry out a phase shift, then K frequency range, which has altogether, needs K shifting
Phase, needs to meet the phase-shifting requirements of each frequency range centre frequency, phase shift formula is as follows when carrying out phase shift to each frequency range：
【M.P】=S/R；Wherein, S is distance, and R is wavelength, and M is integer part, and P is fractional part.
By taking bone conduction vibrator A as an example, bone conduction vibrator A to O transmission range is S1, the corresponding phases of bone conduction vibrator A
It is as follows that controller enters horizontal phasing control：
【M.P】=S1/LKK.
So far, the corresponding phase adjustment parameters of each bone conduction vibrator can be obtained, including bone conduction vibrator is to meeting
Phase adjustment parameters, are then stored in phase controller by transmission range S, the corresponding wavelength of each frequency range of point etc..
Incorporated by reference to Fig. 2, and referring to Fig. 3, Fig. 3 is disclosed in the embodiment of the present invention at the output of wearable device audio signal
Another schematic flow sheet of reason method；As shown in figure 3, a kind of output processing method of wearable device audio signal may include：
301st, wearable device obtains audio signal to be output by MCU.
302nd, audio signal to be output is separately input into each phase controller in phase controlling matrix by MCU,
Exports audio signal is treated according to preset phase adjustment parameters using each phase controller and enter horizontal phasing control, get
The corresponding primary audio signal of each phase controller.
Phase adjustment parameters include bone conduction vibrator to engagement point (i.e. the present embodiments relate to skin or bone medium
In some point) transmission range S, the corresponding wavelength of each frequency range, then treat exports audio signal and enter horizontal phasing control.
303rd, phase controller, will just using digital analog converter by primary audio signal output to the digital analog converter associated
Level audio signal is converted into target audio signal.
Wherein, digital-to-analogue conversion is exactly the analog quantity that discrete digital quantity is converted to connection change.
304th, digital analog converter exports target audio signal into the osteoacusis driving of association, and being driven using osteoacusis will
Target audio signal is exported into bone conduction vibrator matrix in the bone conduction vibrator of osteoacusis driving association.
305th, the target audio signal received is converted into shaking by the bone conduction vibrator of osteoacusis drive control association simultaneously
Dynamic signal is simultaneously transmitted by skin and bone medium, with the vibration for all bone conduction vibrators for causing bone conduction vibrator matrix
Signal is superimposed during being transmitted by skin and bone medium in a certain position with same phase.
In embodiments of the present invention, the vibration signal of bone conduction vibrator by skin and bone medium during being transmitted
Same phase is got on a certain position, Signal averaging (generation beam forming) is then carried out, so as to accomplish to increase signal energy
Amount, the decay that reduction signal is caused in skin or bone medium transmitting procedure, it is ensured that sound quality, further, passes through skin
Skin and bone medium transmission audio signal can prevent sound from leaking, and protect the personal secrets of user.
Embodiment three
Referring to Fig. 4, Fig. 4 is another structural representation of wearable device disclosed in the embodiment of the present invention；As shown in figure 4,
A kind of wearable device may include：
Acquiring unit 410, the audio signal to be output for obtaining wearable device；
Phasing unit 420, each bone conduction vibrator pair of the bone conduction vibrator matrix for obtaining wearable device
The phase adjustment parameters answered；
Phasing unit 420 is additionally operable to, and using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation, is treated
Exports audio signal enters horizontal phasing control, obtains the corresponding target audio signal of each bone conduction vibrator；
Control unit 430, for target audio signal to be exported to corresponding bone conduction vibrator, and controls bone conduction vibrator
Corresponding target audio signal is converted into vibration signal simultaneously and is situated between by skin and bone by all bone conduction vibrators of matrix
Matter is transmitted, with cause bone conduction vibrator matrix all bone conduction vibrators vibration signal by skin and bone medium
It is superimposed during transmission in a certain position with same phase.
In embodiments of the present invention, after acquiring unit 410 gets the audio signal to be output of wearable device, phase is adjusted
Whole unit 420 obtains the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of wearable device, so
Afterwards using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation, horizontal phasing control is entered to the audio signal to be output,
The corresponding target audio signal of each bone conduction vibrator is obtained, control unit 430 exports target audio signal to corresponding
Bone conduction vibrator, and all bone conduction vibrators are controlled while corresponding target audio signal is converted into vibration signal and by skin
Skin and bone medium are transmitted, and the vibration signal of all bone conduction vibrators is in the process transmitted by skin and bone medium
In same phase is got on a certain position, then carry out Signal averaging (generation beam forming) so that accomplish increase signal
Energy, the decay that reduction signal is caused in skin or bone medium transmitting procedure, it is ensured that sound quality, further, passes through
Skin and bone medium transmission audio signal can prevent sound from leaking, and protect the personal secrets of user.
As an alternative embodiment, above-mentioned phasing unit 420 is additionally operable to each bone conduction vibrator pair
The phase adjustment parameters answered are foundation, treat exports audio signal and enter horizontal phasing control, obtain each bone conduction vibrator correspondence
The mode of target audio signal be specially：
The phasing unit 420 is additionally operable to, right using the corresponding phase adjustment parameters of each bone conduction vibrator as foundation
Audio signal to be output enters horizontal phasing control, obtains the corresponding primary audio signal of each bone conduction vibrator；To each bone
Conduct the corresponding primary audio signal of oscillator and carry out digital-to-analogue conversion, obtain the corresponding target audio letter of each bone conduction vibrator
Number.
Example IV
Referring to Fig. 5, Fig. 5 is another structural representation of wearable device disclosed in the embodiment of the present invention；Wearing shown in Fig. 5
It is to optimize what is obtained on the basis of the wearable device shown in Fig. 4 to wear equipment, is also wrapped in the wearable device shown in Fig. 5
Include：
Wear detection unit 510, for acquiring unit 410 obtain wearable device audio signal to be output after, with
And phasing unit 420 obtains the corresponding phase adjustment of each bone conduction vibrator of the bone conduction vibrator matrix of wearable device
Before parameter, whether detection wearable device is in by wearing state；
The phasing unit 420 is additionally operable to, and determines that wearable device is in by wearing state wearing detection unit 510
When, perform the corresponding phase adjustment parameters of each bone conduction vibrator for the bone conduction vibrator matrix for obtaining wearable device.
As an alternative embodiment, wearing detection unit 510 is used to detect whether it is in by wearing state
Mode is specially：Wearing detection unit 510 is used for by the infrared detection mould of the position contacted in wearable device with skin
Block detects the distance between wearable device and outer barrie thing value；When the distance value is less than or equal to pre-determined distance value, it is determined that
Wearable device is in by wearing state；When the distance value is more than pre-determined distance value, determine that wearable device is in non-wearing state.
As an alternative embodiment, wearing detection unit 510 is used to detect whether it is in by wearing state
Mode is specially：Wearing detection unit 510 is used for by the temperature detection mould of the position contacted in wearable device with skin
Block detects the temperature value of outer barrie thing；The temperature value of outer barrie thing is judged whether within the scope of default temperature, if
Within the scope of default temperature, determine that wearable device is in by wearing state；If not within the scope of default temperature, it is determined that wearing
Equipment is not in by wearing state.
As an alternative embodiment, whether wear detection unit 510 is used to detect it in by wearing state being had
Body is：Wearing detection unit 510 is used to detect by the infrared detection module, fingerprint identification module of the position contacted with skin in wearable device
The distance between wearable device and outer barrie thing value；Judge whether the distance between wearable device and outer barrie thing value is less than
Or equal to pre-determined distance value, if greater than pre-determined distance value, determine that wearable device is not in by wearing state；If less than or wait
In the pre-determined distance value, outer barrie thing is detected by the temperature detecting module of the position contacted in wearable device with skin
Temperature value；The temperature value of the outer barrie thing is judged whether within the scope of default temperature, if in default temperature range
It is interior, determine that wearable device is in by wearing state, if not determining that wearable device is not within the scope of default temperature
By wearing state.
Embodiment five
Referring to Fig. 6, Fig. 6 is another structural representation of wearable device disclosed in the embodiment of the present invention；Wearing shown in Fig. 6
It is to optimize what is obtained on the basis of the wearable device shown in Fig. 4 to wear equipment, is also wrapped in the wearable device shown in Fig. 6
Include：
Motion detection unit 610, for acquiring unit 410 obtain wearable device audio signal to be output after, with
And phasing unit 420 obtains the corresponding phase adjustment of each bone conduction vibrator of the bone conduction vibrator matrix of wearable device
Before parameter, the hand motion behavior that detection wearable device occurs；
Judging unit 620 is acted, for judging whether hand motion behavior with pre-stored is used for broadcasting wearable device
The action behavior that mode playback switches to bone-conduction mode matches；Wherein, bone-conduction mode is used to convert audio signals into shake
Dynamic signal is simultaneously transmitted by skin and bone medium；
Phasing unit 420 is additionally operable to, and when acting the judged result of judging unit 620 to be, is performed and is obtained wearing
The corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of equipment.
Embodiment six
Referring to Fig. 7, Fig. 7 is another structural representation of wearable device disclosed in the embodiment of the present invention；Wearing shown in Fig. 7
It is to optimize what is obtained on the basis of the wearable device shown in Fig. 4 to wear equipment, in the wearable device shown in Fig. 7, is obtained
Unit 410 includes：
Monitoring unit 710, for monitoring whether wearable device receives unread message prompting；
Receiving unit 720, for when monitoring unit 710 monitors that wearable device receives unread message prompting, receiving
The reading instruction that indicated unread message is reminded for unread message of user's input；
Converting unit 730, for unread message to be reminded to indicated unread message conversion Chinese idiom in response to reading instruction
Message ceases to obtain the audio signal to be output of wearable device.
In the above-described embodiment, wearable device possesses is converted into the function that voice messaging is played out by unread message,
Acquiring unit 410 is used to monitor whether that receiving unread message is reminded, and voice messaging is converted thereof into when receiving in real time,
It is used as the audio signal to be output of wearable device.Played out by the way that unread message is converted into voice messaging, use can be discharged
Family both hands, also can in time learn the content of unread message in the case where user is inconvenient to operate wearable device, improve
User uses the usage experience sense of wearable device.
As an alternative embodiment, the mode that above-mentioned acquiring unit 410 is used to obtain audio signal to be output has
Body is：Acquiring unit 410 is used for the real-time sound for gathering microphone, and (such as in call, wearable device gathers other side's call sound
Sound), it is used as the audio signal to be output of wearable device.In this embodiment, wearable device can be using call voice as treating
Exports audio signal.
As an alternative embodiment, the mode that above-mentioned acquiring unit 410 is used to obtain audio signal to be output has
Body is：Acquiring unit 410 is used to obtain multi-media signal, is used as the audio signal to be output of wearable device.
By above-mentioned wearable device, the decay that signal is caused in skin or bone medium transmitting procedure can be reduced, really
Sound quality is protected, further, transmitting audio signal by skin and bone medium can prevent sound from leaking, protection user's
Personal secrets.
One of ordinary skill in the art will appreciate that all or part of step in the various methods of above-described embodiment is can
To instruct the hardware of correlation to complete by program, the program can be stored in a computer-readable recording medium, storage
Medium include read-only storage (Read-Only Memory, ROM), random access memory (Random Access Memory,
RAM), programmable read only memory (Programmable Read-only Memory, PROM), erasable programmable is read-only deposits
Reservoir (Erasable Programmable Read Only Memory, EPROM), disposable programmable read-only storage (One-
Time Programmable Read-Only Memory, OTPROM), the electronics formula of erasing can make carbon copies read-only storage
(Electrically-Erasable Programmable Read-Only Memory, EEPROM), read-only optical disc (Compact
Disc Read-Only Memory, CD-ROM) or other disk storages, magnetic disk storage, magnetic tape storage or can
For carrying or any other computer-readable medium of data storage.
Above to a kind of output processing method and wearable device of wearable device audio signal disclosed in the embodiment of the present invention
It is described in detail, specific case used herein is set forth to the principle and embodiment of the present invention, and the above is real
The explanation for applying example is only intended to the method and its core concept for helping to understand the present invention；Simultaneously for the general technology of this area
Personnel, according to the thought of the present invention, will change in specific embodiments and applications, in summary, this theory
Bright book content should not be construed as limiting the invention.
Claims (10)
1. a kind of output processing method of wearable device audio signal, it is characterised in that including：
Obtain the audio signal to be output of wearable device；
Obtain the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device；
Using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation, phase is carried out to the audio signal to be output
Position adjustment, obtains the corresponding target audio signal of each described bone conduction vibrator；
The target audio signal is exported to corresponding bone conduction vibrator, and controls all bones of the bone conduction vibrator matrix
Corresponding target audio signal is converted into vibration signal and transmitted by skin and bone medium by conduction oscillator simultaneously, with
So that the vibration signal of all bone conduction vibrators of the bone conduction vibrator matrix is in the mistake transmitted by skin and bone medium
It is superimposed in journey in a certain position with same phase.
2. according to the method described in claim 1, it is characterised in that described with the corresponding phase of bone conduction vibrator each described
Adjusting parameter is foundation, and horizontal phasing control is entered to the audio signal to be output, obtains each described bone conduction vibrator correspondence
Target audio signal, including：
Using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation, phase is carried out to the audio signal to be output
Position adjustment, obtains the corresponding primary audio signal of each described bone conduction vibrator；
Primary audio signal corresponding to bone conduction vibrator each described carries out digital-to-analogue conversion, obtains each described osteoacusis
The corresponding target audio signal of oscillator.
3. method according to claim 1 or 2, it is characterised in that the audio signal to be output of the acquisition wearable device
Afterwards, and the bone conduction vibrator matrix for obtaining the wearable device the corresponding phase adjustment of each bone conduction vibrator
Before parameter, methods described also includes：
Detect whether the wearable device is in by wearing state；
When the wearable device is in by wearing state, execution obtains each of the bone conduction vibrator matrix of the wearable device
The step of individual bone conduction vibrator corresponding phase adjustment parameters.
4. method according to claim 3, it is characterised in that the audio signal to be output of the acquisition wearable device it
Afterwards, and the bone conduction vibrator matrix for obtaining the wearable device the corresponding phase adjustment ginseng of each bone conduction vibrator
Before number, methods described also includes：
Detect the hand motion behavior that the wearable device occurs；
Judge whether the hand motion behavior passes with pre-stored for the play mode of the wearable device to be switched into bone
The action behavior of waveguide mode matches；Wherein, the bone-conduction mode is used to convert audio signals into vibration signal and pass through
Skin and bone medium are transmitted；
If it does, performing the corresponding phase of each bone conduction vibrator for the bone conduction vibrator matrix for obtaining the wearable device
The step of adjusting parameter.
5. according to the method described in claim 1, it is characterised in that the audio signal to be output for obtaining wearable device, bag
Include：
Monitor whether the wearable device receives unread message prompting；
When monitoring that the wearable device receives unread message prompting, being carried for the unread message for user's input is received
The reading instruction of unread message indicated by waking up；
The unread message is reminded indicated unread message to be converted into voice messaging to obtain in response to the reading instruction
The audio signal to be output of the wearable device.
6. a kind of wearable device, it is characterised in that including：
Acquiring unit, the audio signal to be output for obtaining wearable device；
Phasing unit, it is corresponding for obtaining each bone conduction vibrator of bone conduction vibrator matrix of the wearable device
Phase adjustment parameters；
The phasing unit is additionally operable to, right using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation
The audio signal to be output enters horizontal phasing control, obtains the corresponding target audio signal of each described bone conduction vibrator；
Control unit, for the target audio signal to be exported to corresponding bone conduction vibrator, and controls the osteoacusis to shake
Corresponding target audio signal is converted into vibration signal and by skin and bone by all bone conduction vibrators of submatrix simultaneously
Medium is transmitted, with cause the bone conduction vibrator matrix all bone conduction vibrators vibration signal by skin and
Bone medium is superimposed during transmitting in a certain position with same phase.
7. wearable device according to claim 6, it is characterised in that the phasing unit is additionally operable to each institute
The corresponding phase adjustment parameters of bone conduction vibrator are stated for foundation, horizontal phasing control is entered to the audio signal to be output, obtain every
The mode of the corresponding target audio signal of one bone conduction vibrator is specially：
The phasing unit is additionally operable to, right using the corresponding phase adjustment parameters of bone conduction vibrator each described as foundation
The audio signal to be output enters horizontal phasing control, obtains the corresponding primary audio signal of each described bone conduction vibrator；It is right
The corresponding primary audio signal of each described bone conduction vibrator carries out digital-to-analogue conversion, obtains each described bone conduction vibrator pair
The target audio signal answered.
8. the wearable device according to claim 6 or 7, it is characterised in that the wearable device also includes：
Detection unit is worn, it is and described for after the audio signal to be output that the acquiring unit obtains wearable device
Phasing unit obtains the corresponding phase adjustment of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device
Before parameter, detect whether the wearable device is in by wearing state；
The phasing unit is additionally operable to, and determines that the wearable device is in by wearing state in the detection unit of wearing
When, perform the corresponding phase adjustment parameters of each bone conduction vibrator for the bone conduction vibrator matrix for obtaining the wearable device.
9. wearable device according to claim 8, it is characterised in that the wearable device also includes：
Motion detection unit, it is and described for after the audio signal to be output that the acquiring unit obtains wearable device
Phasing unit obtains the corresponding phase adjustment of each bone conduction vibrator of the bone conduction vibrator matrix of the wearable device
Before parameter, the hand motion behavior that the wearable device occurs is detected；
Judging unit is acted, for judging whether the hand motion behavior with pre-stored is used for broadcasting the wearable device
The action behavior that mode playback switches to bone-conduction mode matches；Wherein, the bone-conduction mode is used to change audio signal
Transmitted for vibration signal and by skin and bone medium；
The phasing unit is additionally operable to, and when the judged result of the action judging unit is is, is performed and is worn described in obtaining
Wear the corresponding phase adjustment parameters of each bone conduction vibrator of the bone conduction vibrator matrix of equipment.
10. wearable device according to claim 6, it is characterised in that the acquiring unit includes：
Monitoring unit, for monitoring whether the wearable device receives unread message prompting；
Receiving unit, for when the monitoring unit monitors that the wearable device receives unread message prompting, receiving and using
The reading instruction that indicated unread message is reminded for the unread message of family input；
Converting unit, for reading instruction by the indicated unread message conversion Chinese idiom of unread message prompting in response to described
Message ceases to obtain the audio signal to be output of the wearable device.
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