CN104735589B - A kind of sound volume regulating system and method for the intelligent sound box packet based on GPS - Google Patents
A kind of sound volume regulating system and method for the intelligent sound box packet based on GPS Download PDFInfo
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- CN104735589B CN104735589B CN201510054501.2A CN201510054501A CN104735589B CN 104735589 B CN104735589 B CN 104735589B CN 201510054501 A CN201510054501 A CN 201510054501A CN 104735589 B CN104735589 B CN 104735589B
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Abstract
The invention discloses a kind of sound volume regulating system and method for the intelligent sound box packet based on GPS, including it is placed in the GPS module in packet on each audio amplifier, the GPS module that is placed in zone of action, control unit and is arranged at sound volume regulation unit in packet on each audio amplifier.Positional information of each audio amplifier relative to zone of action is got by the GPS information of each audio amplifier and zone of action in packet in the present invention, then a main sound box is chosen, the volume that main sound box sound source travels to zone of action is gone out according to the positional information calculation of acoustic attenuation rule and main sound box, according to the volume, pass through acoustic attenuation rule and the positional information with zone of action of non-main sound box, the volume will be kept by calculating, the actual volume size of non-main sound box, the volume of non-main sound box is adjusted according to the result, make each audio amplifier in diverse location travel to the volume of zone of action to be consistent, tonequality is more uniform, improve the audio experience of user.
Description
Technical field
It is more particularly to a kind of to be based on GPS (Global Positioning the present invention relates to audio amplifier volume adjusting field
System, global positioning system) intelligent sound box packet sound volume regulating system and method.
Background technology
Audio amplifier is a more traditional digital product, and even Baffle Box of Bluetooth is also to develop for a long time, but some factories recently
Continuous release of Phytolacca acinosa can allow this old product to shine the new youth with the intelligent sound box of mobile phone interaction.It is probably with mobile phone interaction
The more primary level of intelligent sound box, it is higher to realize that the intelligence for departing from mobile phone is only intelligent sound box by technologies such as Voice commands
The level of level, it is also possible to as the important entrance of smart home.Wang Hanhua speaks of audio amplifier and TV is certain to turn into family
The heart.Why intelligent sound product is well worth doing, a reason be as TV more and more thinner, intelligent sound can turn into standard configuration,
This is an imagination space.Meanwhile it can be closed in intelligentized direction, any application scenarios related to " sound " with sound equipment
Connection gets up, and is not limited solely to music, such as acoustic control, doorbell etc..
Intelligent sound box on the market is roughly divided into two classes at present, to be designed as " art work " of driving and be cut to connection one
" the scientific and technological goods " being oriented to.The former is mainly by broadcasting local or third party's music platform after WiFi or bluetooth connection smart mobile phone
Song.But enough styles of some product designs, price are also naturally high.Compared to " art work ", the intelligent sound box of scientific and technological class
It is various in style.Appropriate compromise is done in appearance design by their big city, tries to please user using function afterwards.This kind of product typically can
With the music platform cooperation of the country, the musical database that " binding " is one.Voice command is added simultaneously, can quickly switch song
Bent other household electrical appliances that even linked in future.
Sonos is similar with LG packet volume adjusting in the intelligent sound box listed at present, and reasoning according to the observation finds Sonos
Group volume be equal to group in all audio amplifier volumes be averaging.LG volume Principles of Regulation are similar, but it is in list
Increase track selecting function above individual audio amplifier.Such combination sound box volume computational methods are excessively simple and idealize, it is impossible to accurate
Really reflect combination sound box actual volume so as to cause that each combination sound box can not be carried out intelligence accurately regulation.
The content of the invention
The shortcomings that it is an object of the invention to overcome prior art and deficiency, there is provided a kind of intelligent sound box based on GPS point
The sound volume regulating system of group, the system to be in the sound that each audio amplifier in the packet of diverse location travels to User Activity area
Volume (acoustic pressure) size is consistent, and tonequality is more uniform, improves the audio experience of user.
Another object of the present invention is to provide a kind of volume adjusting method of the intelligent sound box packet based on GPS, pass through
This method to be in wave volume (acoustic pressure) size guarantor that each audio amplifier in the packet of diverse location travels to User Activity area
Hold unanimously, tonequality is more uniform, improves the audio experience of user.
The first object of the present invention is achieved through the following technical solutions：A kind of volume of the intelligent sound box packet based on GPS
Regulating system, including：
The GPS module on each audio amplifier in packet is placed in, for obtaining the GPS information of each audio amplifier in packet；
The GPS module of zone of action is placed in, for obtaining the GPS information of zone of action；
Control unit, for according to the GPS information of each audio amplifier and zone of action in packet, choosing one of packet
Audio amplifier is main sound box, then gets the volume that main sound box travels to zone of action according to acoustic attenuation rule, then root
The volume and the GPS information of non-main sound box and zone of action of zone of action are traveled to according to main sound box, according to acoustic attenuation
Rule obtains the volume that each non-main sound box needs to adjust, and ultimately produces for each audio amplifier volume in control packet
Control signal；
And the sound volume regulation unit in packet on each audio amplifier is arranged at, for the control letter sent according to control unit
Number the volume of each audio amplifier in packet is adjusted so that each audio amplifier travels to the volume up to zone of action in packet
Unanimously.
Preferably, described control unit and the GPS module of zone of action are arranged in the mobile terminal for being placed in zone of action,
It is described that to be placed in the GPS module in packet on each audio amplifier be to be placed in packet on each audio amplifier that there is GPS information to obtain function
Mobile terminal.
Preferably, described control unit by network respectively with being placed in GPS module in packet on each audio amplifier, being placed in work
The GPS module in dynamic region and the sound volume regulation unit being arranged in packet on each audio amplifier connect.
Preferably, the sound volume regulation unit in packet on each audio amplifier is the volume adjusting rotation being arranged on packet audio amplifier
Button.
Preferably, described control unit is also associated with for showing volume and work in packet after each audio amplifier regulation
The display module of dynamic region actual volume size.
The second object of the present invention is achieved through the following technical solutions：A kind of volume of the intelligent sound box packet based on GPS
Adjusting method, step are as follows：
Obtain the GPS information of each audio amplifier and zone of action in packet；
According to the GPS information of each audio amplifier and zone of action in packet, it is keynote to choose one of audio amplifier in packet
Case；
According to main sound box and the GPS information of zone of action, according to acoustic attenuation rule, get main sound box and travel to work
The volume in dynamic region；
The volume and the GPS information of non-main sound box and zone of action of zone of action are traveled to according to main sound box, according to
The volume for needing to adjust according to each non-main sound box of acoustic attenuation rule calculating, then according to the volume regulation being calculated
Corresponding non-main sound box.
Preferably, according to the GPS information of each audio amplifier and zone of action in packet, selected distance zone of action distance is most
Near audio amplifier is the main sound box of the packet.
Preferably, according to main sound box and the GPS information of zone of action, according to the aerial decay formula of following sound
Calculate the volume L that main sound box travels to zone of actionp：
Lp=Lw-K+DIm-Ae；
Wherein LpIt is the acoustic pressure that main sound box travels to zone of action；LwFor the acoustic pressure of main sound box sound source；DIm be directive property because
Son；K be acoustic pressure from main sound box travel to zone of action during diverging decay, K=10log (10,4 π)+20log (10, r),
R is the distance between zone of action and main sound box；AeFor acoustic pressure from main sound box travel to zone of action during additional attenuation,
Including acoustic pressure decay A caused by air absorptiona, barrier additional attenuation, ground additional attenuation and meteorological additional attenuation；
Preferably, the volume and non-main sound box and the GPS of zone of action of zone of action are traveled to according to main sound box
Information, the volume L that each non-main sound box needs to adjust is calculated according to the aerial decay formula of following soundwn：
Lwn=Lp-Kn+DIm-Aen, n=1,2 ... N；
Wherein LwnIt is the acoustic pressure of each non-main sound box sound source, N is the number of non-main sound box；LpIt is that main sound box travels to behaviour area
The acoustic pressure in domain；DIm is directivity factor；KnFor acoustic pressure from each non-main sound box travel to zone of action during diverging decay, Kn
=10log (10,4 π)+20log (10, rn), rnFor the distance between zone of action and each non-main sound box；AenIt is acoustic pressure from each non-
The additional attenuation that main sound box is traveled to during zone of action, including acoustic pressure decay A caused by air absorptionan, barrier adds
Decay, ground additional attenuation and meteorological additional attenuation.
Preferably, the step is also including getting zone of action volume actual size by the power addition method：
Wherein L1=L2=...=LMThe acoustic pressure of zone of action is traveled to for each audio amplifier in packet；M is audio amplifier in packet
Sum.
The present invention is had the following advantages relative to prior art and effect：
(1) present invention gets each audio amplifier relative to work by the GPS information of each audio amplifier and zone of action in packet
The positional information in dynamic region, then chooses a main sound box, according to acoustic attenuation rule and the positional information calculation of main sound box
Go out the actual volume size that main sound box sound source travels to zone of action, according to the volume, by acoustic attenuation rule and
The positional information with zone of action of other non-main sound boxs, calculating will be so that the volume that non-main sound box travels to zone of action be protected
Hold and travel to the volume of zone of action, it is necessary to the actual volume size of non-main sound box with main sound box, and according to the result
Adjust the actual volume of each non-main sound box so that each audio amplifier in diverse location travels to behaviour area in audio amplifier grouping system
The volume in domain is consistent, and tonequality is more uniform, improves the audio experience of user.
(2) mobile terminals such as smart mobile phone or tablet personal computer can be used to pass through work as control unit in the present invention
The mobile terminal in dynamic region can easily realize the Intelligent adjustment of volume.In addition can be directly in sound box system in the present invention
Supporting mobile terminal is placed on each audio amplifier, by the GPS information of audio amplifier in the acquisition for mobile terminal to packet, and will
GPS information is associated with corresponding audio amplifier, and the position acquisition of each audio amplifier in packet is easily realized by mobile terminal, without
GPS module individually is set on each audio amplifier in packet in addition, saves use cost, and can be more by mobile terminal
Facilitate man-machine interaction.
Brief description of the drawings
Fig. 1 is the structured flowchart of sound volume regulating system of the present invention.
Fig. 2 is the flow chart of sound volume regulating system of the present invention.
Embodiment
With reference to embodiment and accompanying drawing, the present invention is described in further detail, but embodiments of the present invention are unlimited
In this.
Embodiment 1
As shown in figure 1, present embodiment discloses a kind of sound volume regulating system of the intelligent sound box packet based on GPS, including：
The GPS module on each audio amplifier in packet is placed in, for obtaining the GPS information of each audio amplifier in packet, this implementation
Above-mentioned packet can be used as by the mobile terminal with GPS information acquisition function being positioned in packet on each audio amplifier in example
GPS module on interior each audio amplifier；After audio amplifier starting up, the facility information of the audio amplifier is obtained by networking.It is placed in packet
Mobile terminal on interior each audio amplifier gets the GPS information of audio amplifier by supporting client software, and by the GPS information
It is associated with corresponding packet audio amplifier.
The GPS module of zone of action is placed in, for obtaining the GPS information of zone of action, can use and put in the present embodiment
The mobile terminal with GPS functions in zone of action is placed in as this GPS module of zone of action.
Control unit, for according to the GPS information of each audio amplifier and zone of action in packet, getting each in packet
Audio amplifier and the positional information of zone of action, it is main sound box to choose one of audio amplifier in packet, is then advised according to acoustic attenuation
Rule gets the volume that main sound box travels to zone of action, and the volume of zone of action is traveled to then according to main sound box
And the GPS information of non-main sound box and zone of action, the volume for needing to adjust according to each non-main sound box of acoustic attenuation rule acquisition
Size, ultimately produce the control signal for each audio amplifier volume in control packet；Control unit is also associated with showing mould
Block, pass through the volume and zone of action actual volume size after each audio amplifier regulation in display module display packet.
To set software module in the terminal, the software module can travel to control unit according to main sound box in the present embodiment
The volume of zone of action and the GPS information of non-main sound box and zone of action, calculated according to acoustic attenuation rule each non-
Main sound box needs the volume adjusted, and generates and the control applied to each audio amplifier volume in control packet is believed
Number.Wherein mobile terminal and the above-mentioned mobile terminal for being used to obtain zone of action GPS information can be same, and movement is eventually
End can be smart mobile phone or tablet personal computer.
And the sound volume regulation unit in packet on each audio amplifier is arranged at, for the control letter sent according to control unit
Number the volume of each audio amplifier in packet is adjusted so that each audio amplifier travels to the volume up to zone of action in packet
Unanimously.Sound volume regulation unit in the present embodiment in packet on each audio amplifier is the volume adjusting rotation being arranged on each audio amplifier
Button.
In the present embodiment, the control unit in intelligent mobile phone terminal is by wireless network respectively with being placed in each sound in packet
GPS module on case, the sound volume regulation unit for being placed in the GPS module of zone of action and being arranged in packet on each audio amplifier connect
Connect, communicated by wireless network between them.
As shown in Fig. 2 present embodiment discloses a kind of intelligent sound box based on GPS realized by above-mentioned regulating system point
The volume adjusting method of group, step are as follows：
Obtain the GPS information of each audio amplifier and zone of action in packet；Each audio amplifier leads in packet in the present embodiment
Cross the GPS module set thereon and get GPS information, it is determined that packet in each audio amplifier positional information.
According to the GPS information of each audio amplifier and zone of action in packet, it is keynote to choose one of audio amplifier in packet
Case；The closest audio amplifier in selected distance zone of action is the main sound box of the packet in the present embodiment.It can certainly use
Other audio amplifiers are as main sound box in the packet.
According to main sound box and the GPS information of zone of action, got according to the aerial decay formula of following sound
Main sound box travels to the volume L of zone of actionp：
Lp=Lw-K+DIm-Ae；
Wherein LpIt is the acoustic pressure that main sound box travels to zone of action；LwFor the acoustic pressure of main sound box sound source；DIm be directive property because
Son, for indicating that sound source nearby whether there is reflecting surface (ground individually considers), wherein often increasing a reflecting surface increases
3dB；K be acoustic pressure from main sound box travel to zone of action during diverging decay, K=10log (10,4 π)+20log (10,
R), r is the distance between zone of action and main sound box, can be got by the GPS information of zone of action and main sound box；AeFor
Acoustic pressure from main sound box travel to zone of action during additional attenuation, including air absorb caused by acoustic pressure decay Aa, obstacle
Thing additional attenuation, ground additional attenuation and meteorological additional attenuation.Acoustic pressure decay A wherein caused by air absorptionaWith frequency, gas
Pressure, temperature, humidity are all relevant, in frequency 125-12500Hz scopes, when temperature is 20 DEG C, acoustic pressure decay caused by air absorption
AaFor：
Wherein h is relative air humidity, and f is sound frequency.
The volume and the GPS information of non-main sound box and zone of action of zone of action are traveled to according to main sound box, according to
The volume for needing to adjust according to each non-main sound box of acoustic attenuation rule calculating, then according to the volume regulation being calculated
Corresponding non-main sound box so that each non-main sound box travels to the volume of zone of action and main sound box travels to the sound of zone of action
It is identical to measure size.It is specific as follows：Volume and non-main sound box and the zone of action of zone of action are traveled to according to main sound box
GPS information, calculate the volume L that each non-main sound box needs to adjust according to the aerial decay formula of following soundwn：
Lwn=Lp-Kn+DIm-Aen, n=1,2 ... N；
Wherein LwnIt is the acoustic pressure of each non-main sound box sound source, N is the number of non-main sound box；LpIt is that main sound box travels to behaviour area
The acoustic pressure in domain；DIm is directivity factor；KnFor acoustic pressure from each non-main sound box travel to zone of action during diverging decay, Kn
=10log (10,4 π)+20log (10, rn), rnFor the distance between zone of action and each non-main sound box, by zone of action and
The GPS information of each non-main sound box can be got；AenFor acoustic pressure from each non-main sound box travel to zone of action during it is additional
Decay, including acoustic pressure decay A caused by air absorptionan, barrier additional attenuation, ground additional attenuation and meteorological additional attenuation.
Wherein AanFor：
Wherein h is relative air humidity, and f is sound frequency.
Getting zone of action volume actual size by the power addition method in the present embodiment is：
Wherein L1=L2=...=LM=LpThe acoustic pressure of zone of action is traveled to for each audio amplifier in packet；M is in packet
The sum of audio amplifier.
Above-described embodiment is the preferable embodiment of the present invention, but embodiments of the present invention are not by above-described embodiment
Limitation, other any Spirit Essences without departing from the present invention with made under principle change, modification, replacement, combine, simplification,
Equivalent substitute mode is should be, is included within protection scope of the present invention.
Claims (9)
- A kind of 1. sound volume regulating system of the intelligent sound box packet based on GPS, it is characterised in that including：The GPS module on each audio amplifier in packet is placed in, for obtaining the GPS information of each audio amplifier in packet；The GPS module of zone of action is placed in, for obtaining the GPS information of zone of action；Control unit, for according to the GPS information of each audio amplifier and zone of action in packet, choosing one of packet audio amplifier For main sound box, the volume that main sound box travels to zone of action then is got according to acoustic attenuation rule, then according to master Audio amplifier travels to the volume and the GPS information of non-main sound box and zone of action of zone of action, according to acoustic attenuation rule The volume that each non-main sound box needs to adjust is obtained, ultimately produces the control for each audio amplifier volume in control packet Signal；And the sound volume regulation unit in packet on each audio amplifier is arranged at, for the control signal pair sent according to control unit The volume of each audio amplifier is adjusted in packet so that each audio amplifier travels to the volume one up to zone of action in packet Cause.
- 2. the sound volume regulating system of the intelligent sound box packet according to claim 1 based on GPS, it is characterised in that described Control unit and the GPS module of zone of action are arranged in the mobile terminal for being placed in zone of action, it is described be placed in packet in it is each GPS module on audio amplifier is the mobile terminal that there is GPS information to obtain function being placed in packet on each audio amplifier.
- 3. the sound volume regulating system of the intelligent sound box packet according to claim 1 or 2 based on GPS, it is characterised in that institute State control unit by network respectively be placed in GPS module in packet on each audio amplifier, be placed in the GPS module of zone of action with And it is arranged at the sound volume regulation unit connection in packet on each audio amplifier.
- 4. the sound volume regulating system of the intelligent sound box packet according to claim 1 based on GPS, it is characterised in that packet Sound volume regulation unit on interior each audio amplifier is the volume adjustment knob being arranged on packet audio amplifier.
- 5. the sound volume regulating system of the intelligent sound box packet according to claim 1 based on GPS, it is characterised in that described Control unit is also associated with for showing volume and zone of action actual volume size in packet after each audio amplifier regulation Display module.
- 6. a kind of volume adjusting method of the intelligent sound box packet based on GPS, it is characterised in that step is as follows：Obtain the GPS information of each audio amplifier and zone of action in packet；According to the GPS information of each audio amplifier and zone of action in packet, it is main sound box to choose one of audio amplifier in packet；According to main sound box and the GPS information of zone of action, according to acoustic attenuation rule, get main sound box and travel to behaviour area The volume in domain；The volume and the GPS information of non-main sound box and zone of action of zone of action are traveled to according to main sound box, according to sound Learn attenuation law and calculate the volume that each non-main sound box needs to adjust, it is then corresponding according to the volume regulation being calculated Non- main sound box.
- 7. the volume adjusting method of the intelligent sound box packet according to claim 6 based on GPS, it is characterised in that according to The GPS information of each audio amplifier and zone of action in packet, the closest audio amplifier in selected distance zone of action are the packet Main sound box.
- 8. the volume adjusting method of the intelligent sound box packet according to claim 6 based on GPS, it is characterised in that according to Main sound box and the GPS information of zone of action, calculate main sound box according to the aerial decay formula of following sound and travel to The volume L of zone of actionp：Lp=Lw-K+DIm-Ae；Wherein LpIt is the acoustic pressure that main sound box travels to zone of action；LwFor the acoustic pressure of main sound box sound source；DIm is directivity factor；K For acoustic pressure from main sound box travel to zone of action during diverging decay, K=10log (10,4 π)+20log (10, r), r be The distance between zone of action and main sound box；AeFor acoustic pressure from main sound box travel to zone of action during additional attenuation, bag Include acoustic pressure decay A caused by air absorptiona, barrier additional attenuation, ground additional attenuation and meteorological additional attenuation.
- 9. the volume adjusting method of the intelligent sound box packet according to claim 6 based on GPS, it is characterised in that described Step also includes getting zone of action volume actual size by the power addition method：<mrow> <msub> <mi>L</mi> <mo>&Sigma;</mo> </msub> <mo>=</mo> <mn>10</mn> <msub> <mi>log</mi> <mn>10</mn> </msub> <mrow> <mo>(</mo> <msup> <mn>10</mn> <mfrac> <msub> <mi>L</mi> <mn>1</mn> </msub> <mn>10</mn> </mfrac> </msup> <mo>+</mo> <msup> <mn>10</mn> <mfrac> <msub> <mi>L</mi> <mn>2</mn> </msub> <mn>10</mn> </mfrac> </msup> <mo>+</mo> <mo>...</mo> <mo>+</mo> <msup> <mn>10</mn> <mfrac> <msub> <mi>L</mi> <mi>M</mi> </msub> <mn>10</mn> </mfrac> </msup> <mo>)</mo> </mrow> <mo>;</mo> </mrow>Wherein L1=L2=...=LMThe acoustic pressure of zone of action is traveled to for each audio amplifier in packet；M is the total of audio amplifier in packet Number.
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| CN105072553B (en) * | 2015-08-31 | 2018-06-05 | 三星电子（中国）研发中心 | The audio amplifying method and device of stereo set |
| CN105307077B (en) * | 2015-10-20 | 2018-09-28 | 刘亮 | Acoustics volume adjustment method based on range information and sound equipment |
| CN105259830A (en) * | 2015-10-20 | 2016-01-20 | 北京小鸟听听科技有限公司 | Voice box automatic switching method, apparatus and voice box device |
| CN105516855A (en) * | 2015-12-23 | 2016-04-20 | 联想(北京)有限公司 | Method for playing audio file |
| CN105933820A (en) * | 2016-04-28 | 2016-09-07 | 冠捷显示科技（中国）有限公司 | Automatic positioning method of external wireless sound boxes |
| US10466962B2 (en) * | 2017-09-29 | 2019-11-05 | Sonos, Inc. | Media playback system with voice assistance |
| US10212516B1 (en) * | 2017-12-20 | 2019-02-19 | Honeywell International Inc. | Systems and methods for activating audio playback |
| CN107948861B (en) * | 2017-12-25 | 2020-07-14 | 广州市尊浪电器有限公司 | Sound equipment and automatic playing adjusting method |
| CN111930341A (en) * | 2020-10-14 | 2020-11-13 | 歌尔光学科技有限公司 | Audio playing mode switching method and device and head-mounted equipment |
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