CN104954930B - A kind of adjust automatically audio device audio direction and time delay are to reach the method for best sound effects - Google Patents
A kind of adjust automatically audio device audio direction and time delay are to reach the method for best sound effects Download PDFInfo
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- CN104954930B CN104954930B CN201510297055.8A CN201510297055A CN104954930B CN 104954930 B CN104954930 B CN 104954930B CN 201510297055 A CN201510297055 A CN 201510297055A CN 104954930 B CN104954930 B CN 104954930B
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Abstract
The present invention relates to domestic acoustics field more particularly to a kind of adjust automatically audio device audio directions and time delay to reach the method for best sound effects comprising identification user location, adjustment speaker direction make sound outbound course face target user；Calculate the distance between speaker and user, adjustment speaker sound delay makes the sound of each speaker while reaching user.The present invention through the above steps, realizes adjust automatically speaker audio direction and time delay to reach the technical purpose of best sound effects.
Description
Technical field
The present invention relates to domestic acoustics field more particularly to a kind of adjust automatically audio device audio directions and time delay to reach
To the method for best sound effects.
Background technology
Existing home theater sound equipment is that fixation is put mostly, and user only can just hear that Best Sound is imitated in some specified point
Fruit needs to manually adjust sound equipment angle and sound delay can be only achieved preferable effect if user location deviates.Because being hand
Work adjusts, and arbitrariness is also big, and it is big to be adjusted to optimum efficiency difficulty, meanwhile, need more people's cooperations to be likely to complete adjustment, operation is not
Just.
Invention content
The purpose of the present invention is to provide a kind of adjust automatically audio device audio directions and time delay to reach Best Sound
The method of effect.
A kind of adjust automatically audio device audio direction and time delay are to reach the method for best sound effects, the sound equipment dress
It sets including multiple speakers, speaker sound outbound course control module, speaker sound output delay control module, position of human body induction
Component, distance measuring component are arranged rotating mechanism in each speaker pedestal, the described method comprises the following steps：
1）Component retrieval location data is incuded by the position of human body, described in location data input
Speaker sound outbound course control module；
2）The speaker sound outbound course control module determines target user according to input data；
3）The speaker sound outbound course control module calculates the sound output of each speaker according to input data one by one
The direction of direction face target user simultaneously controls speaker base rotation mechanism the speaker sound outbound course is adjusted to described
Direction；
4）The distance between target user and speaker are obtained as the distance measuring component and the range data by obtained by is defeated
Enter the speaker sound output delay control module；
5）The speaker sound output delay control module calculates the sound output of each speaker according to input data one by one
Delay time, and the speaker delay output sound, the side of the measuring and calculating sound delay time output time are controlled according to results of measuring
Method is：If the audio device includes M speaker, i is any integer more than or equal to 1 and less than or equal to M, target user
The distance between i-th of speaker is Di, and wherein longest distance is Dmax, acoustic speed v, then i-th of speaker sound output
Delay time t=(Dmax-Di)/v.
The method for determining the target user is：If the total number of users is n, then target user is that X is a from left to right,
The X is the smallest positive integral more than n/2.
Speaker base rotation mechanism is electro-motor.
The position of human body induction component includes 3D cameras.
The position of human body induction component includes infrared range-measurement system.
The distance measuring component includes 3D cameras；
The distance measuring component includes infrared range-measurement system.
By using above technical scheme, what the present invention was reached compared with prior art has the technical effect that：Pass through human body
Location sensitive component and speaker sound outbound course control module adjustment speaker sound outbound course make its face target user, lead to
It crosses distance measuring component and speaker sound output delay control module control speaker delay output sound makes each speaker export
Sound simultaneously reach target user, to realize adjust automatically speaker audio direction and time delay to reach best sound effects
Technical purpose.
Description of the drawings
In conjunction with Figure of description, the invention will be further described, and provides specific implementation mode：
Fig. 1 is loudspeaker box structure figure of the present invention；
Fig. 2 is 1 implementation result schematic diagram of the embodiment of the present invention；
Fig. 3 is 2 implementation result schematic diagram of the embodiment of the present invention.
Specific implementation mode
As shown in one of Fig. 1, audio device of the present invention includes speaker 2, speaker sound outbound course control module, sound
Case sound output delay control module, is arranged position of human body induction on the speaker and distance measuring component 1, speaker pedestal turn
Motivation structure 3, wherein the position of human body induction component may include 3D cameras or infrared range-measurement system, and the speaker pedestal turns
Motivation structure can be electro-motor, and the distance measuring component may include 3D cameras or infrared range-measurement system.
Implementation column 1：As shown in Fig. 2, the present embodiment be user be 1 people when embodiment.Wherein, the audio device has
3 speakers, from left to right respectively 21,22,23, wherein 3D cameras 11 are set on the speaker 22, and the speaker pedestal turns
Motivation structure is electro-motor 3, then the adjust automatically audio device audio direction and time delay are to reach the side of best sound effects
Method includes the following steps：
1）Location data is obtained by the 3D cameras, the position data is then inputted into the speaker sound
Outbound course control module；
2）It is defeated that the speaker sound outbound course control module according to input position data calculates each speaker sound one by one
The direction of outgoing direction face user, and control the electro-motor 3 and the speaker sound outbound course is adjusted to the direction；
4）The distance between speaker user data are obtained by the 3D cameras, and will be described in range data input
Speaker sound output delay control module；
5）The speaker sound output delay control module calculates the sound output of each speaker according to input data one by one
Delay time, and the speaker delay output sound, the side of the measuring and calculating sound delay time output time are controlled according to results of measuring
Method is：Determine current speaker sum be 3, if i be more than or equal to 1 and less than or equal to 3 any integer, user with i-th
The distance between speaker is Di, and wherein longest distance is Dmax, acoustic speed v, then i-th of speaker sound output delay time
t=(Dmax-Di)/v。
Embodiment 2：As shown in figure 3, the present embodiment be user be more people when embodiment.Wherein, the audio device
There are 3 speakers, from left to right respectively 21,22,23, infrared range-measurement system 12 is set on the speaker 22, the speaker pedestal turns
Motivation structure is electro-motor 3, then the adjust automatically audio device audio direction and time delay are to reach the side of best sound effects
Method includes the following steps：
1）Location data is obtained by the infrared range-measurement system, the location data is then inputted into the sound
Case sound outbound course control module；
2）The speaker sound outbound course control module determines user location according to input data, and determines total number of users
Be 3, then the serial number of target user be more than 3/2 smallest positive integral, i.e., the 2nd.
3）The speaker sound outbound course control module calculates each speaker sound output side according to input data one by one
To the direction of face target user and controls the electro-motor 3 the speaker sound outbound course is adjusted to the direction；
4）The distance between speaker and target user are obtained by the infrared range-measurement system, and the range data is inputted
The speaker sound output delay control module；
5）The speaker sound output delay control module calculates the sound output of each speaker according to input data one by one
Delay time, and the speaker delay output sound, the side of the measuring and calculating sound delay time output time are controlled according to results of measuring
Method is：Determine current speaker sum be 3, if i be more than or equal to 1 and less than or equal to 3 any integer, user with i-th
The distance between speaker is Di, and wherein longest distance is Dmax, acoustic speed v, then i-th of speaker sound output delay time
t=(Dmax-Di)/v。
Claims (7)
1. a kind of adjust automatically audio device audio direction and time delay are to reach the method for best sound effects, which is characterized in that
The audio device includes multiple speakers, speaker sound outbound course control module, speaker sound output delay control module, people
Body position incudes component, distance measuring component, and rotating mechanism is arranged in each speaker pedestal, the described method comprises the following steps：
1）Incude component retrieval location data by the position of human body, the location data is inputted into the speaker
Sound outbound course control module；
2）The speaker sound outbound course control module determines target user according to input data；
3）The speaker sound outbound course control module calculates the sound outbound course of each speaker according to input data one by one
The direction of face target user simultaneously controls speaker base rotation mechanism the speaker sound outbound course is adjusted to the direction；
4）The distance between target user and speaker are obtained as the distance measuring component and the range data by obtained by inputs institute
State speaker sound output delay control module；
5）The speaker sound output delay control module calculates the sound output delay of each speaker according to input data one by one
Time, and speaker delay output sound is controlled according to results of measuring, the method for measuring and calculating sound output delay time is：
If the audio device includes M speaker, i is any integer more than or equal to 1 and less than or equal to M, target user
The distance between i-th of speaker is Di, and wherein longest distance is Dmax, acoustic speed v, then i-th of speaker sound output
Delay time t=(Dmax-Di)/v.
2. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, which is characterized in that the method for determining the target user is：If the total number of users is n, then target user is from left to right
X, the X are the smallest positive integral more than n/2.
3. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, it is characterised in that：Speaker base rotation mechanism is electro-motor.
4. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, it is characterised in that：The position of human body induction component includes 3D cameras.
5. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, it is characterised in that：The position of human body induction component includes infrared range-measurement system.
6. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, it is characterised in that：The distance measuring component includes 3D cameras.
7. adjust automatically audio device audio direction according to claim 1 and time delay are to reach the side of best sound effects
Method, it is characterised in that：The distance measuring component includes infrared range-measurement system.
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| WO2018086056A1 (en) * | 2016-11-11 | 2018-05-17 | 吴新龙 | Combined sound system for automatically capturing positioning of human face |
| CN107632704B (en) * | 2017-09-01 | 2020-05-15 | 广州励丰文化科技股份有限公司 | Mixed reality audio control method based on optical positioning and service equipment |
| CN107817723A (en) * | 2017-11-02 | 2018-03-20 | 成都吱吖科技有限公司 | A kind of intelligent sound orientation control method for playing back of human body location aware |
| CN107920307A (en) * | 2017-12-07 | 2018-04-17 | 北海威德电子科技有限公司 | A kind of device and method of sound equipment adjust automatically sound output phase |
| CN108153171A (en) * | 2017-12-23 | 2018-06-12 | 广州市尊浪电器有限公司 | A kind of intelligent sound tracing system |
| CN107948823A (en) * | 2017-12-24 | 2018-04-20 | 广州市尊浪电器有限公司 | A kind of remote control voic box |
| CN108737896B (en) * | 2018-05-10 | 2020-11-03 | 深圳创维－Rgb电子有限公司 | Television-based method for automatically adjusting orientation of loudspeaker and television |
| CN108769892A (en) * | 2018-05-25 | 2018-11-06 | 冠捷显示科技（厦门）有限公司 | A kind of implementation method of TV panorama sound |
| CN110677801B (en) * | 2019-08-23 | 2021-02-23 | 华为技术有限公司 | Sound box control method, sound box and sound box system |
| CN110572742B (en) * | 2019-09-10 | 2020-12-29 | 广州安衡电子科技有限公司 | Non-equidistant full-frequency sound amplification processing method and system |
| CN111182410A (en) * | 2019-12-31 | 2020-05-19 | 创维集团有限公司 | Tea table sound box system and operation method thereof |
| CN114143696B (en) * | 2020-09-04 | 2022-12-30 | 华为技术有限公司 | Sound box position adjusting method, audio rendering method and device |
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