CN109168112A - Vehicle-mounted orientation sound system, control method and vehicle - Google Patents
Vehicle-mounted orientation sound system, control method and vehicle Download PDFInfo
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- CN109168112A CN109168112A CN201710517406.0A CN201710517406A CN109168112A CN 109168112 A CN109168112 A CN 109168112A CN 201710517406 A CN201710517406 A CN 201710517406A CN 109168112 A CN109168112 A CN 109168112A
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R3/00—Circuits for transducers, loudspeakers or microphones
- H04R3/12—Circuits for transducers, loudspeakers or microphones for distributing signals to two or more loudspeakers
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04R—LOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
- H04R2430/00—Signal processing covered by H04R, not provided for in its groups
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- Health & Medical Sciences (AREA)
- General Health & Medical Sciences (AREA)
- Otolaryngology (AREA)
- Physics & Mathematics (AREA)
- Engineering & Computer Science (AREA)
- Acoustics & Sound (AREA)
- Signal Processing (AREA)
- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
- Circuit For Audible Band Transducer (AREA)
Abstract
The present invention provides a kind of vehicle-mounted orientation sound system, control method and vehicles.Vehicle-mounted orientation sound system includes: multiple audio players, and multiple audio players are corresponded in interior multiple regions, with to corresponding interior region sounding, wherein audio player includes ultrasonic transducer；Signal input interface, including multiple signal input parts, multiple signal input parts pass through multiple voice-grade channels respectively and are connected correspondingly with multiple audio players, and signal input part is sent to corresponding audio player by the audio signal that corresponding voice-grade channel will enter into the signal input part；Vehicle-mounted computer, target audio corresponding with target signal input channel is connected in the target signal input for being selected according to user, with the audio signal selected by the target audio player plays user for corresponding to target audio channel.Vehicle-mounted orientation sound system of the invention can be the interior auditory perception for bringing secret sound field for different users.
Description
Technical field
The present invention relates to automobile technical field, in particular to a kind of vehicle-mounted orientation sound system, control method and vehicle.
Background technique
In automobile cabin, in order to provide the window that can watch video to rear passenger, in the related technology,
Some products by arrangement of display screens at the back side of front-row seats, or pass through rear space design display screen deployment mechanism
Complete the individual demand of interior different members.But in terms of audio, in order to avoid the different audios mutually played between user
Sound interfere with each other and secret protection to different user, the mode of usually increase separate headset play audio content.
And the mode of earphone is worn, it will increase interior component, and wearing earphone for a long time can cause the uncomfortable even damage of user to be listened
Power is unfavorable for the protection of the subregion and privacy of user of interior space sound field.
Summary of the invention
In view of this, the present invention is directed to propose a kind of vehicle-mounted orientation sound system, the system can be inputted by signal and be connect
Multiple signal input parts separately control the different audio of multiple audio player plays in mouthful, also, multiple audios are broadcast
When putting device while playing different audios, correspond due to using audio player in interior multiple regions, different sounds
Frequency player is the sounding on the direction where interior different region, and therefore, multiple audio players play different simultaneously
When audio, sound interference will not be formed between interior multiple regions, is met the needs of different users, avoid doing surrounding user
It disturbs, promotes the sound equipment usage experience of user, the interior auditory perception of secret sound field is brought for user.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of vehicle-mounted orientation sound system, comprising: multiple audio players, the multiple audio player correspond in
Interior multiple regions, with the sounding on the direction where corresponding interior region, wherein audio player includes ultrasonic wave transducer
Device；Signal input interface, the signal input interface include multiple signal input parts, and the multiple signal input part passes through respectively
Multiple voice-grade channels are connected with the multiple audio player correspondingly, and the signal input part is logical by corresponding audio
The audio signal that road will enter into the signal input part is sent to corresponding audio player；Vehicle-mounted computer, the vehicle-mounted computer
Target audio corresponding with target signal input channel is connected in target signal input for being selected according to user, with
The audio signal that target audio player plays user by corresponding to the target audio channel selects.
Further, each signal input interface includes: reception of wireless signals module, USB input interface and vehicle device
At least one of memory input interface, the reception of wireless signals module are used to wirelessly be connected with the mobile terminal of user, with
Receive the audio signal that the mobile terminal is sent.
Further, the reception of wireless signals module, USB input interface and vehicle device memory input interface have mark,
The audio player in the corresponding corresponding interior region of mark, so that user selects connected audio to broadcast according to the mark
Put device.
Further, the vehicle-mounted computer is also used to when receiving audio player and being uniformly controlled instruction, will unified sound
Frequency signal is sent to the multiple audio player simultaneously by the multiple signal input part, to be broadcast by the multiple audio
It puts device and plays same audio.
Further, the audio player includes: power amplifier；Sounding panel, the sounding panel have ultrasound
Wave transducer, the sounding panel are connected with the power amplifier.
Further, the vehicle-mounted computer includes acoustic controller.
Further, the mobile terminal includes one or more in smart phone, tablet computer and wearable device
It is a.
Further, the multiple audio player is 4, corresponds respectively to the main driving region in interior region, pair
Driver area sits heel row region and has a heel row region, with respectively to main driving region, copilot region, sit heel row region and have
Sounding on direction where heel row region.
Vehicle-mounted orientation sound system of the invention, can be by signal input parts multiple in signal input interface independently
Ground controls the different audio of multiple audio player plays, also, when multiple audio players play different audios simultaneously, by
It corresponds in using audio player in interior multiple regions, different audio players is to interior different region institute
Direction on sounding therefore, will not shape between interior multiple regions when multiple audio players play different audios simultaneously
It at sound interference, meets the needs of different users, avoids the interference to surrounding user, promote the sound equipment usage experience of user, be
User brings the interior auditory perception of secret sound field.
Second object of the present invention is to propose that a kind of control method of vehicle-mounted orientation sound system, this method can lead to
It crosses multiple signal input parts in signal input interface and separately controls the different audio of multiple audio player plays, and
And multiple audio players are corresponded in interior multiple due to using audio player simultaneously when playing different audios
Region, different audio players are the sounding on the direction where interior different region, and therefore, multiple audio players are same
When playing different audios, sound interference will not be formed between interior multiple regions, met the needs of different users, avoided pair
The interference of surrounding user promotes the sound equipment usage experience of user, and the interior auditory perception of secret sound field is brought for user.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of control method of vehicle-mounted orientation sound system, the vehicle-mounted orientation sound system is according to above-described embodiment institute
The vehicle-mounted orientation sound system stated, which comprises the target signal input of detection user's selection；According to user's selection
Target audio corresponding with target signal input channel is connected in target signal input, by corresponding to the target
The audio signal of the target audio player plays user selection of voice-grade channel.
The control method of the vehicle-mounted orientation sound system and above-mentioned vehicle-mounted orientation sound system are relative to existing skill
Advantage possessed by art is identical, and details are not described herein.
Third object of the present invention is to propose a kind of vehicle, which can pass through letters multiple in signal input interface
Number input terminal separately controls the different audio of multiple audio player plays, also, multiple audio players are broadcast simultaneously
When putting different audios, correspond due to using audio player in interior multiple regions, different audio players is
The sounding on the direction where interior different region, it is therefore, interior when multiple audio players play different audios simultaneously
Sound interference will not be formed between multiple regions, is met the needs of different users, the interference to surrounding user is avoided, and promote user
Sound equipment usage experience, bring the interior auditory perception of secret sound field for user.
In order to achieve the above objectives, the technical scheme of the present invention is realized as follows:
A kind of vehicle is provided with the vehicle-mounted orientation sound system as described in any one above-mentioned embodiment.
Possessed advantage is identical compared with the existing technology with above-mentioned vehicle-mounted orientation sound system for the vehicle, herein
It repeats no more.
Detailed description of the invention
The attached drawing for constituting a part of the invention is used to provide further understanding of the present invention, schematic reality of the invention
It applies example and its explanation is used to explain the present invention, do not constitute improper limitations of the present invention.In the accompanying drawings:
Fig. 1 is the structural block diagram of vehicle-mounted orientation sound system described in one embodiment of the invention；
Fig. 2 is the functional block diagram of vehicle-mounted orientation sound system described in one embodiment of the invention；
Fig. 3 is the course of work schematic diagram of vehicle-mounted orientation sound system described in another embodiment of the present invention；
Fig. 4 is the flow chart of the control method of vehicle-mounted orientation sound system described in one embodiment of the invention.
Description of symbols:
Multiple audio players 110, signal input interface 120, vehicle-mounted computer 130.
Specific embodiment
It should be noted that in the absence of conflict, the feature in embodiment and embodiment in the present invention can phase
Mutually combination.
The present invention will be described in detail below with reference to the accompanying drawings and embodiments.
Fig. 1 is the structural block diagram of vehicle-mounted orientation sound system according to an embodiment of the invention.
As shown in Figure 1, and combining Fig. 2, vehicle-mounted orientation sound system according to an embodiment of the invention, comprising: multiple
Audio player 110, signal input interface 120 and vehicle-mounted computer 130.
Wherein, multiple audio players 110 are corresponded in interior multiple regions, to where corresponding interior region
Sounding on direction, wherein audio player includes ultrasonic transducer.Input signal control module 120 passes through multiple sounds respectively
Frequency channel is connected with multiple audio players 110 correspondingly, and signal input interface 120 includes multiple signal input parts, more
A signal input part passes through multiple voice-grade channels respectively and is connected correspondingly with multiple audio players, and signal input part passes through
The audio signal that corresponding voice-grade channel will enter into the signal input part is sent to corresponding audio player.Vehicle-mounted computer
Target audio corresponding with target signal input channel is connected in 130 target signal input for being selected according to user, with
The audio signal that target audio player plays user by corresponding to target audio channel selects.
As depicted in figs. 1 and 2, audio player includes power amplifier and sounding panel.Sounding panel has ultrasonic wave
Energy converter, sounding panel are connected with power amplifier.Signal input interface 120 further includes multichannel sound card and D/A converter.DA
Converter is connected with multichannel sound card.
In specific example of the invention, audio player 110 includes ultrasonic transducer.Ultrasonic transducer can be to
The directional transmissions of sound are carried out on the direction of certain angle, principle is by ultrasonic wave, utilizing modulates audio signals
Distinctive nonlinear interaction generates the sound with directive property from demodulation to ultrasonic wave in air, and in other directions, sound is very
It is small or even can't hear.Therefore, the propagation of sound has privacy, such as: sound is carried out on the direction of copilot region
Directional transmissions when, the user of copilot station can clearly hear sound, and main driving region, heel row region are then heard
Sound very little even be can't hear, it may be assumed that ensure that the privacy of sound transmission.
Multiple audio players are, for example, 4, correspond respectively to the main driving region in interior region, copilot region,
Sitting heel row region and has heel row region, with respectively to main driving region, copilot region, sit heel row region and have heel row region institute
Direction on sounding.By driver area, copilot region, heel row heel row left area and heel row right area for, then
Multiple audio players 110 may include to driver area direction carry out voice directional spreading the first audio player,
To copilot region direction carry out voice directional spreading the second audio player, to heel row left area direction into
The third audio player of row voice directional spreading, the 4th sound that voice directional spreading is carried out to heel row left area direction
Frequency player.That is: interior space is divided multiple regions by the multiple audio players 110 of Bus inner layout, and the audio of multiple regions is broadcast
Different audios can independently and simultaneously be played to multiple regions by putting device.
In this way, usual driver area can hear clearly sound, and its excess-three is a after the first audio player is opened
The sound of the first audio player sending is can't hear in region, or hears the sound of very little.Similarly, the second audio player,
After three audio players and the 4th audio player are opened, also there is similar effect.Therefore, even if driver area, copilot area
When four audio players in domain, heel row left area and heel row right area play different audios simultaneously, it is interregional not yet
Mutually excessive sound interference can be generated, the auditory perception of more secret is brought for the user in different zones.
As shown in connection with fig. 2, each signal input interface includes: in reception of wireless signals module, USB input interface and vehicle device
At least one of input interface is deposited, reception of wireless signals module is moved for being wirelessly connected with the mobile terminal of user to receive
The audio signal that dynamic terminal is sent.Reception of wireless signals module, USB input interface and vehicle device memory input interface have mark,
The audio player in the corresponding corresponding interior region of mark, so that user selects connected audio to broadcast according to the mark
Put device.Wherein, mobile terminal includes but is not limited to one or more of smart phone, tablet computer and wearable device.
Wearable device is, for example, Intelligent bracelet etc., and reception of wireless signals module can be real by bluetooth or WIFI and mobile terminal
Now wirelessly communicate.
Such as: user connects a reception of wireless signals module by mobile terminal device, it may be assumed that selection and demand sound field
The corresponding reception of wireless signals module in region, the reception of wireless signals module title (mark) meeting remarks are to distinguish.Certainly, it uses
Family can also by vehicle device display screen active operation (vehicle device memory input interface) or connection USB interface (USB input interface),
In, vehicle device memory input interface and USB input interface predefined (that is: identify), determine matched signal input part and corresponding
The sound equipment of passage area.By the differentiation to input end signal source, so as to which the acoustic function of different zones is distributed to phase
Corresponding user.
Specifically, user carries mobile terminal, interior multiple reception of wireless signals module are kept to open, by moving
Dynamic terminal selection connects one of reception of wireless signals module, to obtain the function control to the sound equipment.Either, Yong Hutong
Vehicle device display screen active operation or connection USB interface are crossed, to sound equipment input control.In this way, can be by power amplifier to defeated
Sound, is finally transmitted to the interior region of user demand by frequency modulation, modifier treatment, the sounding panel of the analog audio signal entered.
Further, by the operation of connection onboard system end, access wireline audio is inputted, and system has automatically with onboard system
Line input is preferential, plays so as to control multiple special efficacy sound equipment synchronous transfers, specifically, vehicle-mounted computer 130 is also used to connecing
When receiving audio player and being uniformly controlled instruction, same audio signal is passed through to multiple audios of input signal control module 120
Channel is sent to multiple audio players 110 simultaneously, to play same audio by multiple audio players 110.
Specifically, as shown in Figure 1 to Figure 3, signal input interface 120 is also main including being multichannel sound card and DA conversion
Device.Multichannel sound card connects multiple signal input parts correspondingly, and audio analog signals can pass through nothing by mobile terminal
The input such as line network inputs, or local navigation voice, network radio station.Such as: main driving region inputs the sound of navigation, radio station
Frequently, other regions input entertainment audio.Vehicle-mounted computer 130 by obtain passenger to the application demand of interior different zones position come
Sound card difference channel is driven, sound card connects power amplifier to loudspeaker (that is: sounding panel), to realize different location not unisonance
The management that frequency plays.The output end of D/A converter connects power amplifier, and power amplifier includes the quenched module sum number of audio
Word signal processor exports sounding panel after the AD conversion of AD converter, then by audio signal, by sounding panel
Ultrasonic transducer finally plays transmission sound to assigned direction region.
In the above description, the input terminal of audio signal can be used as to pass simultaneously by the wireless mode of wifi, bluetooth etc.
Defeated analog signal gives multichannel sound card.Multiple channel acousto card is by turning the audio analog signals of corresponding region through D/A converter
It changes, the processing of the digital model such as the frequency modulation(PFM) of power amplifier and sound quality, using the ultrasonic transducer etc. of sounding panel,
Sound is finally transmitted to specified region (such as main driving region, copilot region).Wherein wireless location, comprising current
Wireless wifi, bluetooth, wearable device, UWB's (being also used for the precise positioning of industrial equipment, wearable device etc. now) etc. determines
Position technology.
In addition, vehicle-mounted computer retains highest configuration power, when there are the need that multiple audio players realize same output audio
When asking, multiple channel acousto card can be configured by vehicle-mounted computer accordingly, the audio signal of same input terminal is distributed to
Multiple audio players, and then multiple audio players play same audio signal simultaneously, so that interior different user can be with
Same audio is shared, such as listens same a piece of music simultaneously.
Vehicle-mounted orientation sound system according to an embodiment of the present invention can be inputted by signals multiple in signal input interface
End separately controls the different audio of multiple audio player plays, also, multiple audio players play difference simultaneously
Audio when, due to use audio player correspond in interior multiple regions, different audio players is to car
Sounding on direction where different regions, therefore, when multiple audio players play different audios simultaneously, interior multiple areas
Sound interference will not be formed between domain, is met the needs of different users, the interference to surrounding user is avoided, and promote the sound equipment of user
Usage experience brings the interior auditory perception of secret sound field for user.
Further, as shown in figure 4, embodiment of the invention discloses a kind of controlling parties of vehicle-mounted orientation sound system
Method, comprising:
S401: the target signal input of detection user's selection.
S402: target sound corresponding with the target signal input is connected according to the target signal input of user's selection
Frequency channel, with the audio signal selected by the target audio player plays user for corresponding to the target audio channel.
The control method of vehicle-mounted orientation sound system according to an embodiment of the present invention, can be by more in signal input interface
A signal input part separately controls the different audio of multiple audio player plays, also, multiple audio players are same
When playing different audios, correspond due to using audio player in interior multiple regions, different audios plays
Device is the sounding on the direction where interior different region, therefore, when multiple audio players play different audios simultaneously,
Sound interference will not be formed between interior multiple regions, is met the needs of different users, the interference to surrounding user is avoided, and promoted
The sound equipment usage experience of user brings the interior auditory perception of secret sound field for user.
It should be noted that the specific implementation of the control method of the vehicle-mounted orientation sound system of the embodiment of the present invention with
The specific implementation of the vehicle-mounted orientation sound system of the embodiment of the present invention is similar, specifically refers to the description of method part, is
Reduction redundancy, is not repeated herein.
Further, embodiment of the invention discloses a kind of vehicle, it is provided with as described in the above embodiment vehicle-mounted
Orient sound system.The vehicle can separately control multiple audios by signal input parts multiple in signal input interface
The different audio of player plays, also, multiple audio players are simultaneously when playing different audios, due to being broadcast using audio
It puts device to correspond in interior multiple regions, different audio players is sent out on the direction where interior different region
Therefore sound when multiple audio players play different audios simultaneously, will not form sound interference between interior multiple regions,
It meets the needs of different users, avoids the interference to surrounding user, promote the sound equipment usage experience of user, bring secret for user
The interior auditory perception of sound field.
In addition, other compositions of vehicle according to an embodiment of the present invention and effect are for those of ordinary skill in the art
For be all it is known, in order to reduce redundancy, be not repeated herein.
The foregoing is merely illustrative of the preferred embodiments of the present invention, is not intended to limit the invention, all in essence of the invention
Within mind and principle, any modification, equivalent replacement, improvement and so on be should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of vehicle-mounted orientation sound system, feature exist, comprising:
Multiple audio players, the multiple audio player are corresponded in interior multiple regions, with to corresponding interior area
Sounding on direction where domain, wherein audio player includes ultrasonic transducer；
Signal input interface, the signal input interface include multiple signal input parts, and the multiple signal input part leads to respectively
It crosses multiple voice-grade channels to be connected with the multiple audio player correspondingly, the signal input part passes through corresponding audio
The audio signal that channel will enter into the signal input part is sent to corresponding audio player；
Vehicle-mounted computer, the target signal input conducting that the vehicle-mounted computer is used to be selected according to user are defeated with the echo signal
Enter to hold corresponding target audio channel, to select by the target audio player plays user for corresponding to the target audio channel
The audio signal selected.
2. vehicle-mounted orientation sound system according to claim 1, feature exist, each signal input interface includes:
At least one of reception of wireless signals module, USB input interface and vehicle device memory input interface, the wireless signal connects
Module is received for being wirelessly connected with the mobile terminal of user, to receive the audio signal that the mobile terminal is sent.
3. vehicle-mounted orientation sound system according to claim 2, feature exist, the reception of wireless signals module, USB are defeated
Incoming interface and vehicle device memory input interface have mark, and the mark corresponds to the audio player in corresponding interior region, so as to
User selects connected audio player according to the mark.
4. vehicle-mounted orientation sound system according to claim 1, feature exist, the vehicle-mounted computer is also used to receiving
When audio player is uniformly controlled instruction, unified audio signal is passed through into the multiple signal input part while being sent to described more
A audio player, to pass through the same audio of the multiple audio player plays.
5. vehicle-mounted orientation sound system according to claim 1, feature exist, the audio player includes:
Power amplifier；
Sounding panel, the sounding panel have ultrasonic transducer, and the sounding panel is connected with the power amplifier.
6. vehicle-mounted orientation sound system according to claim 1, feature exist, the vehicle-mounted computer includes sound equipment control
Device.
7. vehicle-mounted orientation sound system according to claim 2, feature exist, the mobile terminal include smart phone,
One or more of tablet computer and wearable device.
8. vehicle-mounted orientation sound system according to claim 1-7, feature exist, the multiple audio player
It is 4, the main driving region corresponded respectively in interior region, copilot region sit heel row region and have heel row region, to divide
Not to main driving region, copilot region, sit heel row region and have sounding on the direction where heel row region.
9. a kind of control method of vehicle-mounted orientation sound system, feature exist, the vehicle-mounted orientation sound equipment is according to claim
The described in any item vehicle-mounted orientation sound equipments of 1-8, which comprises
Detect the target signal input of user's selection；
Target audio corresponding with target signal input channel is connected according to the target signal input of user's selection, with
The audio signal that target audio player plays user by corresponding to the target audio channel selects.
10. a kind of vehicle, which is characterized in that setting vehicle-mounted orientation sound systems described in any item just like claim 1-8.
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| CN201710517406.0A CN109168112A (en) | 2017-06-29 | 2017-06-29 | Vehicle-mounted orientation sound system, control method and vehicle |
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| WO2023035472A1 (en) * | 2021-09-07 | 2023-03-16 | 歌尔股份有限公司 | Audio system and control method and apparatus thereof |
| CN114422917A (en) * | 2021-12-31 | 2022-04-29 | 东风汽车集团股份有限公司 | Sound production control method and device based on vehicle-mounted sound production system and electronic equipment |
| CN114401471A (en) * | 2022-03-23 | 2022-04-26 | 远峰科技股份有限公司 | Intelligent cabin domain sound field adjusting method and device based on digital key |
| CN114401471B (en) * | 2022-03-23 | 2022-07-26 | 远峰科技股份有限公司 | Intelligent cabin domain sound field adjusting method and device based on digital key |
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Application publication date: 20190108 |