CN106954140A

CN106954140A - A kind of reminding method of barrier, device and barrier prompt system

Info

Publication number: CN106954140A
Application number: CN201710266962.5A
Authority: CN
Inventors: 黄泽
Original assignee: Beijing Qihoo Technology Co Ltd
Current assignee: Beijing Qihoo Technology Co Ltd
Priority date: 2017-04-21
Filing date: 2017-04-21
Publication date: 2017-07-14

Abstract

The invention discloses a kind of reminding method of barrier, device and barrier prompt system, wherein method includes：Barrier around detected target object, orientation residing for cognitive disorders thing determines to be in the target audio playback equipment in same orientation in multiple audio-frequence player devices with barrier, calls multiple audio-frequence player devices to play barrier prompt sound.Above-mentioned technical proposal realizes the auditory tone cues in barrier orientation.When user has on earphone and listens music, the orientation of user's disturbance in judgement thing is helped by playing barrier prompt sound, the potential safety hazard caused by it can't hear external sound is eliminated.

Description

A kind of reminding method of barrier, device and barrier prompt system

Technical field

The present invention relates to auditory tone cues technical field, and in particular to a kind of reminding method of barrier, a kind of barrier Suggestion device and a kind of barrier prompt system.

Background technology

With the miniaturization and popularization of audio/video playback device, portable audio/video playback device is increasingly becoming An indispensable part in life.From initial walkman, CD player, MP3, MP4 player finally, IPod, I Touch, and present various smart mobile phones, Portable audio/video playback equipment make the leisure time of people become abundant It is colorful.Currently, many people are riding, when walk, run, all like having on earphone listen music, listen to the radio programme, audio/video Course etc..Because earphone blocks the reason such as broadcast sound volume is excessive of external auditory canal opening, earphone, the sound of surrounding is difficult to be had on earphone The people of music is listened to hear.If now having vehicle behind earphone wearer or both sides being close, user is likely to can't hear car Traveling sound even loudspeaker sound, so as to result in serious potential safety hazard.

The content of the invention

In view of the above problems, it is proposed that the present invention so as to provide one kind overcome above mentioned problem or at least in part solve on State the reminding method, a kind of suggestion device of barrier and a kind of barrier prompt system of a kind of barrier of problem.

According to one aspect of the present invention there is provided a kind of reminding method of barrier, including：Around detected target object Barrier；Recognize orientation residing for the barrier；Determine to be in same side with the barrier in multiple audio-frequence player devices The target audio playback equipment of position；And call the multiple audio-frequence player device to play barrier prompt sound.

Alternatively, the first barrier prompt sound that the target audio playback equipment is played is different from the broadcasting of non-targeted audio Second barrier prompt sound of device plays.

Alternatively, the target audio playback equipment plays the time of the first barrier prompt sound earlier than the non-targeted sound Frequency playback equipment plays the time of the second barrier prompt sound.

Alternatively, the barrier around the detected target object includes：At least one is to be measured around detected target object Object, and determine according to induced signal the distance of the destination object and the object to be measured；And determine that the distance is met The object to be measured of setting range is barrier.

Alternatively, it is described to call the multiple audio-frequence player device to play barrier prompt sound to include：Generate described first Barrier prompt sound and the second barrier prompt sound；To sending to first obstacle of the target audio playback equipment Thing prompt tone and transmission to the second barrier prompt cent of the non-targeted audio-frequence player device do not set different audios Play parameter；And call the target audio playback equipment to play first barrier according to corresponding audio play parameter Prompt tone, and call the non-targeted audio-frequence player device to be carried according to corresponding audio play parameter broadcasting second barrier Show sound.

Alternatively, the audio play parameter includes volume, tone color, tone, sound level, phase, reproduction time, broadcasting frequency At least one of.

Alternatively, described pair sends to the first barrier prompt sound of the target audio playback equipment and sends extremely The second barrier prompt cent of the non-targeted audio-frequence player device does not set the different audio play parameter to include：

Default first class audio frequency play parameter is added to the first barrier prompt sound, and, hinder to described second Thing prompt tone is hindered to add default second class audio frequency play parameter, the first class audio frequency play parameter and second class audio frequency The difference of play parameter is used to identify orientation of the barrier relative to the destination object.

Alternatively, methods described also includes：Current distance of the barrier that recognition detection is arrived relative to destination object.

Alternatively, methods described also includes：The multiple audio-frequence player device is adjusted according to the current distance corresponding The audio play parameter that barrier prompt sound is carried.

Alternatively, it is described that the corresponding barrier prompt sound of the multiple audio-frequence player device is adjusted according to the current distance The audio play parameter of carrying includes：Judge the number range of the current distance ownership；And search for the numerical value model The Dynamic gene of setting is enclosed, the audio after adjustment is used as according to the Dynamic gene and the product of the audio play parameter before adjustment Play parameter.

Alternatively, when the audio play parameter includes at least one of volume, broadcasting frequency, the number of the current distance Value is smaller, then corresponding Dynamic gene is bigger.

Alternatively, methods described also includes：The broadcasting content of the multiple audio-frequence player device currently is interrupted, and is replaced with Play the first barrier prompt sound and the second barrier prompt sound.

According to another aspect of the present invention there is provided a kind of suggestion device of barrier, including：Detection of obstacles module, For the barrier around detected target object；Orientation recognition module, for recognizing orientation residing for the barrier；Playback equipment Determining module, the target audio for determining to be in same orientation in the multiple audio-frequence player device with the barrier is played Equipment；And prompt tone playing module, for calling the multiple audio-frequence player device to play barrier prompt sound.

Alternatively, the detection of obstacles module includes：Apart from determination sub-module, for around detected target object at least One object to be measured, and determine according to induced signal the distance of the destination object and the object to be measured；And barrier is true Stator modules, for determining that the object to be measured that the distance meets setting range is barrier.

Alternatively, the prompt tone playing module includes：Prompt tone generates submodule, for generating first barrier Prompt tone and the second barrier prompt sound；Play parameter sets submodule, for being played to sending to the target audio The first barrier prompt sound of equipment and second barrier prompt of transmission to the non-targeted audio-frequence player device Cent does not set different audio play parameter；And prompt tone plays submodule, for calling the target audio playback equipment Play the first barrier prompt sound according to corresponding audio play parameter, and call the non-targeted audio-frequence player device according to The second barrier prompt sound is played according to corresponding audio play parameter.

Alternatively, the play parameter sets submodule, specifically for adding default to the first barrier prompt sound The first class audio frequency play parameter, and, default second class audio frequency play parameter is added to the second barrier prompt sound, The difference of the first class audio frequency play parameter and the second class audio frequency play parameter be used to identifying the barrier relative to The orientation of the destination object.

Alternatively, described device also includes：Current distance identification module, the barrier arrived for recognition detection is relative to mesh Mark the current distance of object.

Alternatively, described device also includes：Play parameter adjusting module, for adjusting described many according to the current distance The audio play parameter that the corresponding barrier prompt sound of individual audio-frequence player device is carried.

Alternatively, the play parameter adjusting module includes：Number range decision sub-module, for judge it is described it is current away from From the number range of ownership；And Dynamic gene search submodule, for search for the number range set adjustment because Son, the audio play parameter after adjustment is used as according to the Dynamic gene and the product of the audio play parameter before adjustment.

Alternatively, described device also includes：Play handover module, it is current for interrupting the multiple audio-frequence player device Content is played, and replaces with broadcasting the first barrier prompt sound and the second barrier prompt sound.

There is provided a kind of barrier prompt system, including object sensing apparatus, Duo Geyin according to another aspect of the present invention Frequency playback equipment and barrier prompt device；The object sensing apparatus is used to recognize destination object peripheral obstacle；The barrier Thing suggestion device is hindered to include：Calling module is detected, meet setting bar around object sensing apparatus detected target object for calling The barrier of part；Orientation recognition module, for recognizing orientation residing for the barrier；Target determination module, it is described for determining The target audio playback equipment in same orientation is in multiple audio-frequence player devices with the barrier；And mould is called in broadcasting Block, for calling the multiple audio-frequence player device to play barrier prompt sound；Each audio-frequence player device is used to play barrier Prompt tone.

Alternatively, the barrier prompt device is arranged in the object sensing apparatus or audio-frequence player device, or solely Stand on the object sensing apparatus or audio-frequence player device；

Between the barrier prompt device and the object sensing apparatus or audio-frequence player device, pass through built-in communication Chip carries out radio communication, or carries out wire communication by entity line.

According to reminding method, device and the barrier prompt system of a kind of barrier of the present invention, by detecting target The barrier of data collection, orientation residing for the identification barrier detects the barrier and its residing orientation close to user.

Further, broadcast by the target audio for determining to be in same orientation with the barrier in multiple audio-frequence player devices Equipment is put, calls the multiple audio-frequence player device to play barrier prompt sound, to know having obstacle according to barrier prompt sound Thing is close.When multiple audio-frequence player devices play identical prompt tone simultaneously, user can be made to know barrier in front Or dead astern.When having between the prompt tone that multiple audio-frequence player devices are played people can be allowed to perceive time in barrier orientation When difference, poor volume, phase difference, tone color are poor, using binaural effect of the people in listening, the sound for indicating barrier orientation is realized Sound is pointed out.When user has on earphone and listens music, if can't hear the extraneous sound such as sound, the sound of loudspeaker of vehicle traveling Sound, the orientation of user's disturbance in judgement thing is helped by playing barrier prompt sound, is eliminated caused by it can't hear external sound Potential safety hazard.

Described above is only the general introduction of technical solution of the present invention, in order to better understand the technological means of the present invention, And can be practiced according to the content of specification, and in order to allow the above and other objects of the present invention, feature and advantage can Become apparent, below especially exemplified by the embodiment of the present invention.

Brief description of the drawings

By reading the detailed description of hereafter preferred embodiment, various other advantages and benefit is common for this area Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to the present invention Limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：

Fig. 1 shows the step schematic flow sheet of the reminding method of according to embodiments of the present invention one barrier；

Fig. 2 shows the step schematic flow sheet of the reminding method of according to embodiments of the present invention two barrier；

Fig. 3 shows the structured flowchart of the suggestion device of according to embodiments of the present invention three barrier；

Fig. 4 shows the structural representation of according to embodiments of the present invention four barrier prompt system.

Embodiment

The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although showing the disclosure in accompanying drawing Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure Complete conveys to those skilled in the art.

Reference picture 1, shows a kind of step flow signal of the reminding method of according to embodiments of the present invention one barrier Figure, specifically may include steps of：

Step 101, the barrier around detected target object.

Destination object refers to the user of people, specifically audio-frequence player device, for example, audio-frequence player device is earphone, target Object is the user for having on earphone.Barrier refers to other objects that the possibility around people collides with people, for example, vehicle, Pedestrian, electric pole etc..

In embodiments of the present invention, the barrier around detected target object, specifically can include detection effective detection away from From interior all barriers, detect nearest from all barriers in destination object setpoint distance, detecting distance destination object One or more barriers.

The mode of detection can find barrier with the method for radio and determine their locus, can also use sound The method of sound detection finds the barrier as sound source, and the barrier of surrounding can be specifically detected by the way of any suitable, The embodiment of the present invention is not restricted to this.For example, the object senses such as radar, infrared induction equipment, sound sensing apparatus can be called Answer the barrier around equipment detection.When implementing, object sensing apparatus can be integrated with earphone, when user has on During earphone, user can be started working, be detected close with open detection peripheral obstacle and the function of pointing out, object sensing apparatus The barrier of user, prompt tone is sent so that earphone is directed to the barrier detected.

In embodiments of the present invention, the operating frequency of detection barrier can be turned down when in broad place relatively, The operating frequency of detection barrier can be heightened when in intensive place relatively, can specifically be detected according to a period of time The frequency of barrier determine that destination object is in broad or intensive place or can determine mesh according to modes such as positioning Mark object is to be in broad or intensive place, and for example destination object is in drive, it is determined that in close quarters, target Object is in park or countryside, it is determined that in broad area.

In practical application, pedestrian that earphone listens music is had on when going across the road, has automobile to be sailed on the left of pedestrian and comes, Hang Renyou It is possible to not hear that automobile sails the sound come in having on earphone, at this moment detecting on the left of pedestrian has automobile, it is possible to pass through ear Machine sends prompt tone warning pedestrian.

Step 102, orientation residing for the barrier is recognized.

In embodiments of the present invention, when detecting the barrier around destination object, can receive corresponding radio or The signals such as sound, according to the direction for receiving the signals such as radio or sound source, can identify barrier relative target pair As residing orientation.The mode in specific identification orientation is related to the object sensing apparatus used.For example, received using radar Reflect radio wave cognitive disorders thing orientation, or the voice recognition sound source received using sound sensing apparatus orientation, Specifically can be by the way of being arbitrarily applicable with object sensing apparatus, the embodiment of the present invention is not restricted to this.

When implementing, when there is a barrier, recognize the front of a barrier relative target object in level With the angle of vertical both direction, when there are multiple barriers, the front of the respective relative target object of multiple barriers is recognized In the angle of horizontal and vertical directions.In another embodiment, those skilled in the art can also adjusted design scheme, only Only judge and recognize multiple barriers each relative target object front in the horizontal direction or vertical direction angle, this hair Bright embodiment is not restricted to this.

Step 103, determine that the target audio for being in same orientation in multiple audio-frequence player devices with the barrier is played Equipment.

In embodiments of the present invention, audio-frequence player device refers to press close to the loudspeaker of ear, such as circumaural earphone, duct Formula earphone, cab over type earphone etc., multiple audio-frequence player devices can specifically refer to left earphone and right earphone, can also include other The loudspeaker for pressing close to ear of form, such as ad-hoc location distribution is to realize stereosonic loudspeaker, the embodiment of the present invention pair This is not restricted.

When barrier is located at the left side of destination object, the audio-frequence player device on the left of destination object is played for target audio Equipment.When barrier is located at the right side of destination object, the audio-frequence player device on the right side of destination object is played for target audio to be set It is standby.When barrier is located at the front or dead astern of destination object, multiple audio-frequence player devices are all that target audio broadcasting is set It is standby.For example, the left side of user, front left side or left rear side have vehicle close to when, left earphone be target audio playback equipment, with Right side, forward right side or the right lateral side at family have vehicle close to when, right earphone is target audio playback equipment, in the front of user or Dead astern have vehicle close to when, bilateral earphone all be target audio playback equipment.

Step 104, the multiple audio-frequence player device is called to play barrier prompt sound.

In embodiments of the present invention, invocation target audio-frequence player device and non-targeted audio-frequence player device are played barrier and carried Show sound.When barrier is located at the front or dead astern of destination object, target audio playback equipment and non-targeted audio are played Equipment plays identical barrier prompt sound simultaneously, to point out barrier to be located at the front or dead astern of destination object.Work as barrier When hindering thing positioned at other orientation of destination object except front or dead astern, the barrier that target audio playback equipment is played is carried Show that sound distinguishes over non-targeted audio-frequence player device, with orientation residing for knowing barrier according to the difference of barrier prompt sound.

In embodiments of the present invention, when barrier is positioned at other orientation of destination object except front or dead astern, The prompt tone that target audio playback equipment and non-targeted audio-frequence player device are played can specifically had for two ears of people There are poor volume, time difference and tone color poor.The sound for causing to reach two ears is had difference by this in sound level, time, phase.This Plant fine difference to be perceived by the sense of hearing of human ear, be conducted to brain and compared with being stored in existing auditory experience in brain Compared with, analysis, draw the differentiation of sound bearing, that is, binaural effect.Utilize the sound such as time difference, poor volume, phase difference, tone color difference One or more in difference between sound can help the orientation of people's disturbance in judgement thing, can specifically use any suitable Combination, the embodiment of the present invention is not restricted to this.

When implementing, alternative sounds content can be played in target audio playback equipment and non-targeted audio-frequence player device Barrier prompt sound, the barrier prompt sound of same sound content can also be played, specifically can also be according to the class of barrier Different prompt tones are not played.For example, playing the sound of ambulance in left earphone, the sound of police car is played in right earphone；Or When barrier is automobile, the sound of car horn is all played in left earphone and right earphone.It can specifically use any suitable Barrier prompt sound, the embodiment of the present invention is not restricted to this.

In summary, according to the embodiment of the present invention, by the barrier around detected target object, the barrier is recognized Residing orientation, detects the barrier and its residing orientation close to user.

In embodiments of the present invention, it is preferable that wherein, the first barrier prompt that the target audio playback equipment is played Sound is different from the second barrier prompt sound of non-targeted audio-frequence player device broadcasting.

The second of the first barrier prompt sound and non-targeted the audio-frequence player device broadcasting that target audio playback equipment is played The difference of barrier prompt sound can include the different difference of reproduction time, the volume of prompt tone, prompt tone frequency difference, carry Show having different timbres for sound.

In embodiments of the present invention, due to there is a certain distance between the ear of left and right two of people, therefore, before just Outside the sound in side and dead astern, the time that the sound that other directions are transmitted reaches two ears just has successively, that is, the time difference.If Barrier side to the right, then right earphone is than left earphone elder generation playing alert tones, and barrier is inclined to right side, then the time difference It is bigger, it is possible to allow people to judge that the orientation of barrier is side to the right, and judge the degree of side to the right.

Furthermore, due to iris action of the head to sound, the sound level for reaching the sound of two ears may be different, that is, sound Amount is poor.If barrier side to the right, then right earphone is higher and more to the right than the prompt tone volume that left earphone is played, and volume is poor It is bigger, it is possible to allow people to judge that the orientation of barrier is side to the right, and judge the degree of side to the right.

Further, the position due to two ears spatially is different, and the phase that sound wave reaches two ears just has difference, general next Say, sound frequency is lower, phase difference positioning feels more obvious.Calculate phase in the orientation that can specifically occur according to barrier There is this phase difference between difference, the prompt tone for then controlling right earphone and the broadcasting of left earphone, it is possible to allow people to judge obstacle The orientation of thing.

Further, because sound wave bypasses the ear that head reaches opposite side, the SATT for causing diffracting power weaker is bigger, The sound component decay that frequency is more arrived is bigger.If barrier side to the right, then the sound in left earphone is compared in right earphone The high part of sound frequency will be weak, and the tone color that two ears are heard will be different, and barrier can also be judged according to this difference Hinder the orientation of thing.All may be used using the one or more in the difference between the sound such as time difference, poor volume, phase difference, tone color difference To help the orientation of people's disturbance in judgement thing, any suitable combination can be specifically used, the embodiment of the present invention is not restricted to this.

In embodiments of the present invention, the first barrier prompt sound and the second barrier prompt sound can be identical sound Can be different sound-contents, the embodiment of the present invention is without limitation.

In embodiments of the present invention, it is preferable that the target audio playback equipment play the first barrier prompt sound when Between earlier than the non-targeted audio-frequence player device play the second barrier prompt sound time.

In embodiments of the present invention, due to there is a certain distance between the ear of left and right two of people, therefore, before just Outside the sound in side and dead astern, the time that the sound that other directions are transmitted reaches two ears just has successively, that is, the time difference.Target Audio-frequence player device is in the same orientation of barrier, so the time for playing the first barrier prompt sound will be earlier than non-targeted sound Frequency playback equipment plays the second barrier prompt sound.

In embodiments of the present invention, it is preferable that step can also be included：Interrupt the multiple audio-frequence player device current Content is played, and replaces with broadcasting the first barrier prompt sound and the second barrier prompt sound.

The content that multiple audio-frequence player devices are currently played is interrupted, such as music, broadcast, is changed to play the first barrier Hinder thing prompt tone and the second barrier prompt sound.Or can not also interrupt the content being currently played, with than currently The volume that the volume of the content of broadcasting is higher plays the first barrier prompt sound and the second barrier prompt sound.

Reference picture 2, shows a kind of step flow signal of the reminding method of according to embodiments of the present invention two barrier Figure, specifically may include steps of：

Step 201, at least one object to be measured around detected target object, and the target pair is determined according to induced signal As the distance with the object to be measured.

In embodiments of the present invention, object to be measured refers to the object around destination object, and induced signal refers to that detection is to be measured The signal that the equipment of object is received, if radar sensing apparatus, induced signal is the electromagnetic wave of reflection, if infrared sense Equipment is answered, induced signal is the object to be measured infrared radiation signal of itself, if sound sensing apparatus, induced signal is to be measured The sound that object is sent.

In embodiments of the present invention, around detected target object at least one object to be measured, according to induced signal, is utilized Principle of triangulation determines the distance between destination object and object to be measured, or is sent out according to the time of return distance of induced signal The time difference for penetrating the time calculates the distance between destination object and object to be measured, can specifically be determined by the way of any suitable Distance, the embodiment of the present invention is not restricted to this.

In embodiments of the present invention, detect after object to be measured, if detect has between object to be measured and destination object Relative motion, then need to improve detection frequency.Or detect object to be measured close to destination object, then improve the frequency of detection Rate.Any suitable detection frequency can be specifically used, the embodiment of the present invention is not restricted to this.

Step 202, determine that the object to be measured that the distance meets setting range is barrier.

In embodiments of the present invention, due to object distance destination object to be measured farther out when, it is not absolutely required to make prompting, So one scope of setting, at least one object to be measured detected, filters out distance objective object and meets setting range Object to be measured, the object to be measured filtered out is defined as barrier, wherein, setting range can specifically use any suitable Scope, the embodiment of the present invention is not restricted to this.

Step 203, orientation residing for the barrier is recognized.

In embodiments of the present invention, this step implementation may refer to previous embodiment description, not repeat separately herein.

Step 204, the first barrier prompt sound and the second barrier prompt sound are generated.

In embodiments of the present invention, the first barrier prompt sound and the second barrier prompt sound can generate a kind of sound, Different prompt tones can also be generated according to different obstacle identities, can also be given birth to according to the distance of barrier and destination object Into different prompt tones, any suitable barrier prompt sound is specifically generated, the embodiment of the present invention is not restricted to this.

In embodiments of the present invention, it is preferable that can also include：The sound that barrier is sent is obtained by object sensing apparatus Message number；Recognize that the barrier comes from according to the voice signal biological or abiotic.

When object sensing apparatus includes sound sensing apparatus, the sound letter that barrier is sent is gathered by sound sensing apparatus Number, it is biological or abiotic when then according to the classification of voice signal cognitive disorders thing.For example, using sound groove recognition technology in e or The mode cognitive disorders thing that person compares with the voice bank prestored is from biological or abiotic.

In embodiments of the present invention, it is biological that can also use various other mode cognitive disorders things such as infrared, thermal imaging Or it is abiotic, specifically biological or abiotic, the embodiment of the present invention can be come from using arbitrarily used mode cognitive disorders thing This is not restricted.

In embodiments of the present invention, it is preferable that described to recognize that the barrier comes from biology according to the voice signal Or it is abiotic to include：Extract the vocal print feature of the voice signal；Judge that the vocal print feature meets the vocal print of biology Feature templates or abiotic vocal print feature template.

Vocal print feature refers to the wave character of sound, and vocal print feature template refers to that the various barriers gathered in advance include life The sample form of thing and abiotic sound waveform feature.Vocal print feature and vocal print feature templates are all to include voice parts letter The parameter of breath.By comparing the vocal print feature and vocal print feature templates of voice signal, determine vocal print feature and which kind of vocal print is special Levy that template is more close, and if biological vocal print feature template it is closer, decide that corresponding sound signal from biology, and if Abiotic vocal print feature template is closer, decides that corresponding sound signal from abiotic.For example, barrier is automobile, adopt Collect the voice signal of running car, judge that the vocal print feature and abiotic vocal print feature template of voice signal are closer, then The barrier in voice signal source is abiotic.

In embodiments of the present invention, it is preferable that the dyspoiesis thing prompt tone can include：According to voice signal Recognition result, is searched for the biological first kind prompt tone set or the Equations of The Second Kind prompt tone for abiotic setting.

If the recognition result of voice signal is biology, look up for the biological first kind prompt tone set as obstacle Thing prompt tone, if the recognition result of voice signal is abiotic, looks up the Equations of The Second Kind prompt tone work for abiotic setting For barrier prompt sound.

Step 205, to sending to the first barrier prompt sound of the target audio playback equipment and sending to institute The the second barrier prompt cent for stating non-targeted audio-frequence player device does not set different audio play parameter.

In embodiments of the present invention, audio play parameter refers to the parameter regulated and controled for the prompt tone played, for example Volume, reproduction time, phase etc..Different audios are set to play for the first barrier prompt sound and the second barrier prompt sound Parameter, the difference of audio play parameter make it that the sound that different audio-frequence player devices are played also has corresponding difference, this species diversity It is to be obtained according to the principle of binaural effect, user's left and right ear can be made to hear different sound, and can be according to sound The difference of sound judges the orientation of barrier.

In embodiments of the present invention, it is preferable that the audio play parameter include volume, tone color, tone, sound level, phase, At least one of reproduction time, broadcasting frequency.

Audio play parameter can have volume, tone color, tone, sound level, phase, reproduction time, broadcasting frequency, play when Between interval at least one of.Volume is also known as loudness, loudness of a sound, refers to human ear to the subjective feeling for the sound size power heard, Its objective evaluation yardstick is the amplitude size of sound.Tone color refers to the sense quality of sound.Tone refers to the height of sound frequency. Sound level refers to the physical quantity consistent to the subjective sensation of sound intensity with people, and unit is decibel.Phase is for a sound Ripple, position at the time of specific in it is circulated：It is a kind of it whether crest, trough or between them certain point scale.Broadcast The time of putting refers to the time for commencing play out sound.Broadcasting frequency refers to the number of times that sound is played in the unit interval.

For example, when audio play parameter includes volume parameters, if barrier side to the right, then be added to carrying for right earphone Show that the volume parameters of sound are higher than left earphone and more to the right, volume difference is bigger, it is possible to allow people to judge the orientation of barrier It is side to the right, and judges the degree of side to the right.When audio play parameter includes reproduction time, if barrier side to the right, The reproduction time for being so added to right earphone is more forward than left earphone, and barrier is inclined to right side, then the time difference is also bigger, It can just allow people to judge that the orientation of barrier is side to the right, and judge the degree of side to the right.Audio play parameter includes During phase, the orientation occurred according to barrier calculates phase difference, be then added to phase that right earphone and left earphone play it Between there is this phase difference, it is possible to allow people to judge the orientation of barrier.When audio play parameter includes tone color, if obstacle Thing side to the right, then sound in left earphone compares the high part of sound frequency in right earphone will be weak, adds corresponding sound Color parameter gives two earphones, and the tone color that two ears are heard will be different, and barrier can also be judged according to this difference Orientation.When audio play parameter includes tone, sound of the target audio playback equipment than non-targeted audio-frequence player device can be arranged Heighten, it is lower than the tone of non-targeted audio-frequence player device to arrange target audio playback equipment, after addition pitch parameters, broadcast Sound reproduction sound is heard that the orientation that barrier is judged according to agreement is to the left or to the right by human ear.Audio play parameter includes broadcasting When putting frequency, broadcasting frequency refers to the frequency of prompt tone sound, for example, send the speed of " ticking " sound, can arrange target audio and broadcast Put equipment higher than the broadcasting frequency of non-targeted audio-frequence player device, target audio playback equipment can also be arranged than non-targeted audio The broadcasting frequency of playback equipment is low, and the sound of broadcasting is heard by human ear, judges that the orientation of barrier is to the left goes back according to agreement It is to the right.

It can be helped using the one or more in the difference between the sound such as time difference, poor volume, phase difference, tone color difference Help others the orientation of disturbance in judgement thing, can specifically use any suitable combination, the embodiment of the present invention be not restricted to this.

In embodiments of the present invention, it is preferable that described pair sends to first barrier of the target audio playback equipment Hinder thing prompt tone and send to the second barrier prompt cent of the non-targeted audio-frequence player device and not unisonance is not set Frequency play parameter can include：Default first class audio frequency play parameter is added to the first barrier prompt sound, and, it is right The second barrier prompt sound adds default second class audio frequency play parameter, the first class audio frequency play parameter with it is described The difference of second class audio frequency play parameter is used to identify orientation of the barrier relative to the destination object.

First class audio frequency play parameter and the second audio play parameter be according to the default parameter in sound bearing, specifically can be with Determine the difference of the first class audio frequency play parameter and the second audio play parameter according to binaural effect, such as time difference, volume be poor, The differences such as phase difference, tone color difference.The difference of first class audio frequency play parameter and the second class audio frequency play parameter, can corresponding real estate Played between raw target audio playback equipment and non-targeted audio-frequence player device between ground prompt tone difference, this species diversity is by people It may determine that barrier is located at the orientation of target audio playback equipment after hearing, when people has on target audio playback equipment, Namely barrier is located at the orientation of people.Determine after the first class audio frequency play parameter and the second audio play parameter, hinder to first Thing prompt tone is hindered to add default first class audio frequency play parameter, and, to the second barrier prompt sound addition default second Class audio frequency play parameter.

In embodiments of the present invention, it is preferable that step can also be included：The barrier that recognition detection is arrived is relative to target pair The current distance of elephant.

Specifically, it is possible to use principle of triangulation determines the current distance between destination object and barrier, or Current distance between destination object and barrier is calculated according to the time difference of the time of return range transmission time of induced signal, Distance can be specifically determined by the way of any suitable, the embodiment of the present invention is not restricted to this.

In embodiments of the present invention, it is preferable that step can also be included：The multiple sound is adjusted according to the current distance The audio play parameter that the corresponding barrier prompt sound of frequency playback equipment is carried.

According to the current distance between barrier and target, the barrier prompt sound for adjusting different audio-frequence player devices is carried Audio play parameter, specifically can current distance become it is near when, audio play parameter is constantly tuned up or turned down, currently away from During from becoming remote, audio play parameter is constantly turned down or tuned up.Identical amount can be adjusted for different audio-frequence player devices Or different amounts.Audio play parameter can be specifically adjusted by the way of any suitable, the embodiment of the present invention is not limited this System.

In embodiments of the present invention, it is preferable that described that the multiple audio-frequence player device is adjusted according to the current distance The audio play parameter that corresponding barrier prompt sound is carried can include：Judge the number range of the current distance ownership； The Dynamic gene set for the number range is searched, is multiplied according to the Dynamic gene with the audio play parameter before adjusting Product is used as the audio play parameter after adjustment.

Judge that number range residing for current distance is interval, in advance for each number range be provided with different adjustment because Son, does multiplication, obtained product is used as the audio play parameter after adjustment by the audio play parameter and Dynamic gene before adjustment.

In embodiments of the present invention, it is preferable that the audio play parameter includes at least one of volume, broadcasting frequency When, the numerical value of the current distance is smaller, then corresponding Dynamic gene is bigger.

Audio play parameter can include at least one of volume, broadcasting frequency, and the numerical value of current distance is smaller, and correspondence is adjusted Integral divisor is bigger so that when barrier is close to destination object, the sound of prompt tone is louder, and/or, the frequency that prompt tone is played Rate is faster, and user is warned with this.

Step 206, the target audio playback equipment is called to play first barrier according to corresponding audio play parameter Hinder thing prompt tone, and call the non-targeted audio-frequence player device to play second obstacle according to corresponding audio play parameter Thing prompt tone.

In embodiments of the present invention, target audio playback equipment plays the first barrier according to corresponding audio play parameter Prompt tone, non-targeted audio-frequence player device plays the second barrier prompt sound according to corresponding audio play parameter.Implement When, if the relative distance change for detecting barrier and destination object is especially fast, more detailed prompting, example can also be provided Such as, voice message sound warning destination object is directly played.

In summary, according to the embodiment of the present invention, by least one object to be measured around detected target object, and according to Induced signal determines the distance of the destination object and the object to be measured, determines that the distance meets the to be measured right of setting range As for barrier, recognizing orientation residing for the barrier so that barrier of the distance users in setting range can be detected And its residing orientation.

Further, by generating the first barrier prompt sound and the second barrier prompt sound, to sending to institute State the first barrier prompt sound of target audio playback equipment and send to described in the non-targeted audio-frequence player device Second barrier prompt cent does not set different audio play parameter, calls the target audio playback equipment according to corresponding sound Frequency play parameter plays the first barrier prompt sound, and calls the non-targeted audio-frequence player device according to corresponding audio Play parameter plays the second barrier prompt sound, using binaural effect of the people in listening, is played in different audios Have between playing alert tones in equipment, prompt tone people can be allowed to perceive the time difference in barrier orientation, volume be poor, phase Difference, tone color are poor, realize the auditory tone cues for indicating barrier orientation.When user has on earphone and listens music, it is possible to can't hear The external sounds such as sound, the sound of loudspeaker of vehicle traveling, and the orientation of user's disturbance in judgement thing is helped by prompt tone, Eliminate the potential safety hazard caused by it can't hear external sound.

Reference picture 3, shows a kind of structured flowchart of the suggestion device of according to embodiments of the present invention three barrier, specifically Such as lower module can be included：

Detection of obstacles module 301, for the barrier around detected target object；

Orientation recognition module 302, for recognizing orientation residing for the barrier；

Playback equipment determining module 303, for determining in the multiple audio-frequence player device with the barrier in same The target audio playback equipment in one orientation；

Prompt tone playing module 304, for calling the multiple audio-frequence player device to play barrier prompt sound.

In embodiments of the present invention, it is preferable that the first barrier prompt sound area that the target audio playback equipment is played The the second barrier prompt sound do not played in non-targeted audio-frequence player device.

In embodiments of the present invention, it is preferable that the detection of obstacles module includes：

Apart from determination sub-module, at least one object to be measured around detected target object, and it is true according to induced signal The distance of the fixed destination object and the object to be measured；

Barrier determination sub-module, for determining that the object to be measured that the distance meets setting range is barrier.

In embodiments of the present invention, it is preferable that the prompt tone playing module includes：

Prompt tone generates submodule, for generating the first barrier prompt sound and the second barrier prompt sound；

Play parameter sets submodule, for being carried to first barrier sent to the target audio playback equipment Showing sound and sending to the second barrier prompt cent of the non-targeted audio-frequence player device does not set different audios to play Parameter；

Prompt tone plays submodule, for calling the target audio playback equipment to be broadcast according to corresponding audio play parameter The first barrier prompt sound is put, and calls the non-targeted audio-frequence player device to be played according to corresponding audio play parameter The second barrier prompt sound.

In embodiments of the present invention, it is preferable that the play parameter sets submodule, specifically for first obstacle Thing prompt tone adds default first class audio frequency play parameter, and, default to the second barrier prompt sound addition the Two class audio frequency play parameter, the first class audio frequency play parameter is used to identify with the difference of the second class audio frequency play parameter Orientation of the barrier relative to the destination object.

In embodiments of the present invention, it is preferable that described device also includes：

Current distance identification module, current distance of the barrier relative to destination object arrived for recognition detection.

Play parameter adjusting module, for adjusting the corresponding barrier of the multiple audio-frequence player device according to the current distance The audio play parameter for hindering thing prompt tone to carry.

In embodiments of the present invention, it is preferable that the play parameter adjusting module includes：

Number range decision sub-module, the number range for judging the current distance ownership；

Dynamic gene searches submodule, for searching the Dynamic gene set for the number range, is adjusted according to described The product of integral divisor and the audio play parameter before adjustment is used as the audio play parameter after adjustment.

Sound acquisition module, for obtaining the voice signal that barrier is sent by object sensing apparatus；

Obstacle recognition module, is also non-life for recognizing that the barrier comes from biology according to the voice signal Thing.

In embodiments of the present invention, it is preferable that the prompt tone generates submodule, specifically for according to voice signal Recognition result, is searched for the biological first kind prompt tone set or the Equations of The Second Kind prompt tone for abiotic setting.

In embodiments of the present invention, it is preferable that the obstacle recognition module includes：

Vocal print feature extracting sub-module, the vocal print feature for extracting the voice signal；

Feature templates decision sub-module, for judging that the vocal print feature template that the vocal print feature meets biology is also non-life The vocal print feature template of thing.

Handover module is played, for interrupting the broadcasting content of the multiple audio-frequence player device currently, and broadcasting is replaced with The first barrier prompt sound and the second barrier prompt sound.

Further, broadcast by the target audio for determining to be in same orientation with the barrier in multiple audio-frequence player devices Equipment is put, calls the multiple audio-frequence player device to play barrier prompt sound, to know having obstacle according to barrier prompt sound Thing is close.When multiple audio-frequence player devices play identical prompt tone simultaneously, user can be made to know barrier in front Or dead astern.When having between the prompt tone that multiple audio-frequence player devices are played people can be allowed to perceive time in barrier orientation When difference, poor volume, phase difference, tone color are poor, using binaural effect of the people in listening, the sound for indicating barrier orientation is realized Sound is pointed out.When user has on earphone and listens music, it is possible to can't hear the external worlds such as sound, the sound of loudspeaker of vehicle traveling Sound, and the orientation of user's disturbance in judgement thing is helped by playing barrier prompt sound, eliminate and led because can't hear external sound The potential safety hazard of cause.

Reference picture 4, shows a kind of structural representation of according to embodiments of the present invention four barrier prompt system, specifically Object sensing apparatus, multiple audio-frequence player devices and barrier prompt device can be included：

The object sensing apparatus 401 is used to recognize destination object peripheral obstacle；

The barrier prompt device 402 includes：

Calling module is detected, meet the obstacle imposed a condition around object sensing apparatus detected target object for calling Thing；

Orientation recognition module, for recognizing orientation residing for the barrier；

Target determination module, for determine in multiple audio-frequence player devices with the barrier be in same orientation target Audio-frequence player device；

Calling module is played, for calling the multiple audio-frequence player device to play barrier prompt sound；

Each audio-frequence player device 403 is used to play barrier prompt sound.

In embodiments of the present invention, it is preferable that the barrier prompt device is arranged at the object sensing apparatus or sound In frequency playback equipment, or independently of the object sensing apparatus or audio-frequence player device；

Algorithm and display be not inherently related to any certain computer, virtual system or miscellaneous equipment provided herein. Various general-purpose systems can also be used together with based on teaching in this.As described above, construct required by this kind of system Structure be obvious.In addition, the present invention is not also directed to any certain programmed language.It is understood that, it is possible to use it is various Programming language realizes the content of invention described herein, and the description done above to language-specific is to disclose this hair Bright preferred forms.

In the specification that this place is provided, numerous specific details are set forth.It is to be appreciated, however, that the implementation of the present invention Example can be put into practice in the case of these no details.In some instances, known method, structure is not been shown in detail And technology, so as not to obscure the understanding of this description.

Similarly, it will be appreciated that in order to simplify the disclosure and help to understand one or more of each inventive aspect, exist Above in the description of the exemplary embodiment of the present invention, each feature of the invention is grouped together into single implementation sometimes In example, figure or descriptions thereof.However, the method for the disclosure should be construed to reflect following intention：It is i.e. required to protect The application claims of shield features more more than the feature being expressly recited in each claim.More precisely, such as following Claims reflect as, inventive aspect is all features less than single embodiment disclosed above.Therefore, Thus the claims for following embodiment are expressly incorporated in the embodiment, wherein each claim is in itself All as the separate embodiments of the present invention.

Those skilled in the art, which are appreciated that, to be carried out adaptively to the module in the equipment in embodiment Change and they are arranged in one or more equipment different from the embodiment.Can be the module or list in embodiment Member or component be combined into a module or unit or component, and can be divided into addition multiple submodule or subelement or Sub-component.In addition at least some in such feature and/or process or unit exclude each other, it can use any Combination is disclosed to all features disclosed in this specification (including adjoint claim, summary and accompanying drawing) and so to appoint Where all processes or unit of method or equipment are combined.Unless expressly stated otherwise, this specification (including adjoint power Profit is required, summary and accompanying drawing) disclosed in each feature can or similar purpose identical, equivalent by offer alternative features come generation Replace.

Although in addition, it will be appreciated by those of skill in the art that some embodiments described herein include other embodiments In included some features rather than further feature, but the combination of the feature of be the same as Example does not mean in of the invention Within the scope of and form different embodiments.For example, in the following claims, times of embodiment claimed One of meaning mode can be used in any combination.

The present invention all parts embodiment can be realized with hardware, or with one or more processor run Software module realize, or realized with combinations thereof.It will be understood by those of skill in the art that can use in practice Microprocessor or digital signal processor (DSP) realize a kind of barrier prompt method according to embodiments of the present invention, dress Put some or all functions with some or all parts in barrier prompt system.The present invention is also implemented as using In performing some or all equipment or program of device of method as described herein (for example, computer program and meter Calculation machine program product).Such program for realizing the present invention can be stored on a computer-readable medium, or can have one The form of individual or multiple signals.Such signal can be downloaded from internet website and obtained, or above be carried in carrier signal For, or with the offer of any other form.

It should be noted that the present invention will be described rather than limits the invention for above-described embodiment, and ability Field technique personnel can design alternative embodiment without departing from the scope of the appended claims.In the claims, Any reference symbol between bracket should not be configured to limitations on claims.Word "comprising" is not excluded the presence of not Element listed in the claims or step.Word "a" or "an" before element does not exclude the presence of multiple such Element.The present invention can be by means of including the hardware of some different elements and coming real by means of properly programmed computer It is existing.In if the unit claim of equipment for drying is listed, several in these devices can be by same hardware branch To embody.The use of word first, second, and third does not indicate that any order.These words can be explained and run after fame Claim.

The invention also discloses A1, a kind of reminding method of barrier, including：Barrier around detected target object； Recognize orientation residing for the barrier；Determine in multiple audio-frequence player devices with the barrier be in same orientation target sound Frequency playback equipment；And call the multiple audio-frequence player device to play barrier prompt sound.

A2, the method according to A1, wherein, the first barrier prompt sound area that the target audio playback equipment is played The the second barrier prompt sound do not played in non-targeted audio-frequence player device

A3, the method according to A2, wherein, the target audio playback equipment play the first barrier prompt sound when Between earlier than the non-targeted audio-frequence player device play the second barrier prompt sound time.

A4, the method according to A1, wherein, the barrier around the detected target object includes：Detect target pair At least one object to be measured as surrounding, and determine according to induced signal the distance of the destination object and the object to be measured；With And determine that the object to be measured that the distance meets setting range is barrier.

A5, the method according to A2, wherein, it is described to call the multiple audio-frequence player device to play barrier prompt sound Including：Generate the first barrier prompt sound and the second barrier prompt sound；Played to sending to the target audio The first barrier prompt sound of equipment and second barrier prompt of transmission to the non-targeted audio-frequence player device Cent does not set different audio play parameter；And the target audio playback equipment is called according to corresponding audio play parameter The first barrier prompt sound is played, and calls the non-targeted audio-frequence player device to be broadcast according to corresponding audio play parameter Put the second barrier prompt sound.

A6, the method according to A5, wherein, the audio play parameter includes volume, tone color, tone, sound level, phase At least one of position, reproduction time, broadcasting frequency.

A7, the method according to A5, wherein, described pair sends to first barrier of the target audio playback equipment Hinder thing prompt tone and send to the second barrier prompt cent of the non-targeted audio-frequence player device and not unisonance is not set Frequency play parameter includes：Default first class audio frequency play parameter is added to the first barrier prompt sound, and, to described Second barrier prompt sound adds default second class audio frequency play parameter, the first class audio frequency play parameter and described second The difference of class audio frequency play parameter is used to identify orientation of the barrier relative to the destination object.

A8, the method according to A5, also include：The barrier that recognition detection is arrived relative to destination object it is current away from From.

A9, the method according to A8, also include：The multiple audio-frequence player device pair is adjusted according to the current distance The audio play parameter that the barrier prompt sound answered is carried.

A10, the method according to A9, wherein, described played according to the multiple audio of current distance adjustment sets The audio play parameter that standby corresponding barrier prompt sound is carried includes：Judge the number range of the current distance ownership；With And the Dynamic gene set for the number range is searched, according to the Dynamic gene and the audio play parameter before adjustment Product is used as the audio play parameter after adjustment.

A11, the method according to A10, wherein, the audio play parameter is included at least one in volume, broadcasting frequency When planting, the numerical value of the current distance is smaller, then corresponding Dynamic gene is bigger.

A12, the method according to A2, wherein, methods described also includes：Interrupt the multiple audio-frequence player device current Broadcasting content, and replace with broadcasting the first barrier prompt sound and the second barrier prompt sound.

The invention also discloses B 13, a kind of suggestion device of barrier, including：Detection of obstacles module, for detecting Barrier around destination object；Orientation recognition module, for recognizing orientation residing for the barrier；Playback equipment determines mould Block, for determine in the multiple audio-frequence player device with the barrier be in same orientation target audio playback equipment； And prompt tone playing module, for calling the multiple audio-frequence player device to play barrier prompt sound.

B14, the method according to B13, wherein, the first barrier prompt sound that the target audio playback equipment is played It is different from the second barrier prompt sound of non-targeted audio-frequence player device broadcasting.

B15, the method according to B14, wherein, the target audio playback equipment plays the first barrier prompt sound Time plays the time of the second barrier prompt sound earlier than the non-targeted audio-frequence player device.

B16, the device according to B13, wherein, the detection of obstacles module includes：Apart from determination sub-module, it is used for At least one object to be measured around detected target object, and the destination object and the object to be measured are determined according to induced signal Distance；And barrier determination sub-module, for determining that the object to be measured that the distance meets setting range is barrier.

B17, the device according to B14, wherein, the prompt tone playing module includes：Prompt tone generates submodule, uses In generation the first barrier prompt sound and the second barrier prompt sound；Play parameter sets submodule, for hair Deliver to the first barrier prompt sound of the target audio playback equipment and send to the non-targeted audio-frequence player device The second barrier prompt cent different audio play parameter are not set；And prompt tone plays submodule, for calling The target audio playback equipment plays the first barrier prompt sound according to corresponding audio play parameter, and calls described Non-targeted audio-frequence player device plays the second barrier prompt sound according to corresponding audio play parameter.

B18, the device according to B17, wherein, the audio play parameter includes volume, tone color, tone, sound level, phase At least one of position, reproduction time, broadcasting frequency.

B19, the device according to B17, wherein, the play parameter sets submodule, specifically for described first Barrier prompt sound adds default first class audio frequency play parameter, and, default is added to the second barrier prompt sound The second class audio frequency play parameter, the difference of the first class audio frequency play parameter and the second class audio frequency play parameter is used for Identify orientation of the barrier relative to the destination object.

B20, the device according to B17, also include：Current distance identification module, the barrier arrived for recognition detection Relative to the current distance of destination object.

B21, the device according to B20, also include：Play parameter adjusting module, for being adjusted according to the current distance The audio play parameter that the corresponding barrier prompt sound of whole the multiple audio-frequence player device is carried.

B22, the device according to B21, wherein, the play parameter adjusting module includes：Number range judges submodule Block, the number range for judging the current distance ownership；And Dynamic gene searches submodule, for searching for described Number range set Dynamic gene, according to the Dynamic gene with adjustment before audio play parameter product as adjustment after Audio play parameter.

B23, the device according to B22, wherein, the audio play parameter is included at least one in volume, broadcasting frequency When planting, the numerical value of the current distance is smaller, then corresponding Dynamic gene is bigger.

B24, the device according to B14, also include：Handover module is played, is set for interrupting the multiple audio broadcasting Standby current broadcasting content, and replace with broadcasting the first barrier prompt sound and the second barrier prompt sound.

Play and set the invention also discloses C25, a kind of barrier prompt system, including object sensing apparatus, multiple audios Standby and barrier prompt device；The object sensing apparatus is used to recognize destination object peripheral obstacle；The barrier prompt Device includes：Calling module is detected, meet the obstacle imposed a condition around object sensing apparatus detected target object for calling Thing；Orientation recognition module, for recognizing orientation residing for the barrier；Target determination module, for determining the multiple audio The target audio playback equipment in same orientation is in playback equipment with the barrier；And calling module is played, for adjusting Barrier prompt sound is played with the multiple audio-frequence player device；Each audio-frequence player device is used to play barrier prompt sound.

C26, the system according to C25, wherein, the barrier prompt device be arranged at the object sensing apparatus or In audio-frequence player device, or independently of the object sensing apparatus or audio-frequence player device；The barrier prompt device and institute State between object sensing apparatus or audio-frequence player device, radio communication is carried out by built-in communication chip, or connect by entity Line carries out wire communication.

Claims

1. a kind of reminding method of barrier, including：

Barrier around detected target object；

Recognize orientation residing for the barrier；

Determine in multiple audio-frequence player devices with the barrier be in same orientation target audio playback equipment；And

The multiple audio-frequence player device is called to play barrier prompt sound.

2. according to the method described in claim 1, wherein, the first barrier prompt sound that the target audio playback equipment is played It is different from the second barrier prompt sound of non-targeted audio-frequence player device broadcasting.

3. method according to claim 2, wherein, the target audio playback equipment plays the first barrier prompt sound Time plays the time of the second barrier prompt sound earlier than the non-targeted audio-frequence player device.

4. according to the method described in claim 1, wherein, the barrier around the detected target object includes：

At least one object to be measured around detected target object, and according to induced signal determine the destination object with it is described to be measured The distance of object；And

Determine that the object to be measured that the distance meets setting range is barrier.

5. method according to claim 2, wherein, it is described to call the multiple audio-frequence player device to play barrier prompt Sound includes：

Generate the first barrier prompt sound and the second barrier prompt sound；Set to sending to the target audio to play Standby the first barrier prompt sound and the second barrier prompt sound of transmission to the non-targeted audio-frequence player device Different audio play parameter are set respectively；And

The target audio playback equipment is called to play the first barrier prompt sound according to corresponding audio play parameter, and The non-targeted audio-frequence player device is called to play the second barrier prompt sound according to corresponding audio play parameter.

6. method according to claim 5, wherein, the audio play parameter includes volume, tone color, tone, sound level, phase At least one of position, reproduction time, broadcasting frequency.

7. method according to claim 5, wherein, described pair sends to described the first of the target audio playback equipment Barrier prompt sound and transmission to the second barrier prompt cent of the non-targeted audio-frequence player device do not set difference Audio play parameter includes：

Default first class audio frequency play parameter is added to the first barrier prompt sound, and, to second barrier Prompt tone adds default second class audio frequency play parameter, and the first class audio frequency play parameter is played with second class audio frequency The difference of parameter is used to identify orientation of the barrier relative to the destination object.

8. method according to claim 5, also includes：

Current distance of the barrier that recognition detection is arrived relative to destination object.

9. a kind of suggestion device of barrier, including：

Detection of obstacles module, for the barrier around detected target object；

Playback equipment determining module, for determining in the multiple audio-frequence player device to be in same orientation with the barrier Target audio playback equipment；And

Prompt tone playing module, for calling the multiple audio-frequence player device to play barrier prompt sound.

10. a kind of barrier prompt system, including object sensing apparatus, multiple audio-frequence player devices and barrier prompt device；

The object sensing apparatus is used to recognize destination object peripheral obstacle；

The barrier prompt device includes：

Calling module is detected, meet the barrier imposed a condition around object sensing apparatus detected target object for calling；

Target determination module, for determine in the multiple audio-frequence player device with the barrier be in same orientation target Audio-frequence player device；And

Each audio-frequence player device is used to play barrier prompt sound.