CN106080378A - Warning system for vehicle based on sterophonic technique and alarming method for power - Google Patents
Warning system for vehicle based on sterophonic technique and alarming method for power Download PDFInfo
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- CN106080378A CN106080378A CN201610638371.1A CN201610638371A CN106080378A CN 106080378 A CN106080378 A CN 106080378A CN 201610638371 A CN201610638371 A CN 201610638371A CN 106080378 A CN106080378 A CN 106080378A
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- information
- acoustic
- vehicle
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60Q—ARRANGEMENT OF SIGNALLING OR LIGHTING DEVICES, THE MOUNTING OR SUPPORTING THEREOF OR CIRCUITS THEREFOR, FOR VEHICLES IN GENERAL
- B60Q5/00—Arrangement or adaptation of acoustic signal devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B60—VEHICLES IN GENERAL
- B60R—VEHICLES, VEHICLE FITTINGS, OR VEHICLE PARTS, NOT OTHERWISE PROVIDED FOR
- B60R16/00—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for
- B60R16/02—Electric or fluid circuits specially adapted for vehicles and not otherwise provided for; Arrangement of elements of electric or fluid circuits specially adapted for vehicles and not otherwise provided for electric constitutive elements
Abstract
The invention discloses a kind of warning system for vehicle based on sterophonic technique and alarming method for power, this caution system includes the stereo sound-producing device of at least two being installed on outside vehicle, keeps at a certain distance away between stereo sound-producing device；Warning system for vehicle also includes microprocessor and power amplifier；Microprocessor is connected with velocity sensor and steering gear angular transducer respectively, and microprocessor receives Vehicle Speed information and steering gear corner information；Microprocessor is connected with stereo sound-producing device also by power amplifier, microprocessor controls the work of stereo sound-producing device according to car speed and steering gear corner information, making the non-actual vehicle of acoustic image approach pedestrian, pedestrian hears the acoustic image more vigilance being ahead of vehicle.The warning system for vehicle of the present invention and alarming method for power use stereo warning pedestrian, more effectively warned pedestrian, improve safety while reducing sound pollution.
Description
Technical field
The present invention relates to automobile warning technical field, particularly relate to a kind of warning system for vehicle based on sterophonic technique
And alarming method for power.
Background technology
Along with popularizing of automobile, increasing of car user group's quantity, become to be even more important with the importance of car safety.Car at present
Upper main use automobile horn as reminding pedestrian, improving the instrument of drive safety, but automobile horn also has it to use
Limitation: one be existing horn for vehicle use tune mainly have electromagnetic type, inductance type, moving-coil type, electrostatic and
Plane formula, be monophonic sounding with upper type, and the tucket only directly heard with pedestrian's ears judges occurring source (i.e. vehicle
Position), due to vehicle likely in movement, and the reason of sound delay time etc., easily produce erroneous judgement, pedestrian may will not horse
Upper vigilance vehicle near and react.Two be the design of horn volume be with reach warn pedestrian as target, present
Loudspeaker, to reach this purpose, need bigger volume, thus cause noise pollution.How to design caution system, make caution sound
The Vigilance improving pedestrian in the case of reducing sound pollution is the problem having important practical significance.
Summary of the invention
It is contemplated that at least solve technical problem present in prior art, the most innovatively propose a kind of based on vertical
The warning system for vehicle of body audio technology and alarming method for power.
In order to realize the above-mentioned purpose of the present invention, according to the first aspect of the invention, the invention provides a kind of based on
The warning system for vehicle of sterophonic technique, it stereo sound-producing device of at least two including being installed on outside vehicle, stereo
Keep at a certain distance away between sound-producing device；Described warning system for vehicle also includes microprocessor and power amplifier；Described micro-place
Reason device is connected with velocity sensor and steering gear angular transducer respectively, and microprocessor receives Vehicle Speed information and turns to
Device corner information；Microprocessor is connected with stereo sound-producing device also by power amplifier, and described microprocessor is according to vehicle
Speed and steering gear corner information control the work of stereo sound-producing device.
The warning system for vehicle of the present invention uses stereo warning pedestrian, and the decibel lower than existing automobile horn also can reach
To identical alarming effect, while reducing sound pollution, more effectively warn pedestrian, improve safety.
In the preferred embodiment of the present invention, described microprocessor includes that acoustic information determines that unit and sound are remote
Closely feeling control unit, described acoustic information is preset with the acoustic distance information being associated with vehicle speed information in determining unit,
Vehicle speed information speeds acoustic distance change far with acoustic distance information one_to_one corresponding and with car speed, and acoustic information determines list
Unit receives the vehicle speed information of velocity sensor detection and by the acoustic distance information transmission corresponding with vehicle speed information
To sound distance sense control unit, described sound distance sense control unit controls stereo sound-producing device according to acoustic distance information
Work, makes acoustic image present at corresponding described acoustic distance.
In the another kind of preferred implementation of the present invention, described microprocessor also includes that acoustic image moves sense control unit,
Described acoustic information is also preset with the acoustic image translational speed information being associated with vehicle speed information, car speed in determining unit
Information and acoustic image translational speed information one_to_one corresponding and speed acoustic image translational speed with car speed and accelerate, acoustic information determines list
Unit receives the vehicle speed information of velocity sensor detection and by the acoustic image translational speed information corresponding with vehicle speed information
Being transferred to acoustic image translational speed sense control unit, described acoustic image translational speed sense control unit controls stereo sound-producing device work
Make, make acoustic image move forward with corresponding described acoustic image translational speed.
The present invention determines unit, sound distance sense control unit and speed of sound sensing control list by arranging acoustic information
Unit, determines distance and the translational speed of acoustic image according to car speed, when vehicle is when running at high speed, makes pedestrian experience vehicle
Close together, close with speed faster and certain acceleration, thus improve safety coefficient.When vehicle is at low speed,
Vehicle travels with higher speed to make pedestrian think.Improve safety.
In the another kind of preferred implementation of the present invention, the steering gear of described microprocessor receiving angle sensor detection
Corner α, controls stereo sound-producing device and makes acoustic image deflect α degree to corresponding direction.
The stereo acoustic image sent is turning to change along with vehicle, reminds the pedestrian of corner in advance at Ackermann steer angle,
Improve safety.
In the yet another preferred form of the present invention, described stereo sound-producing device is two and is symmetricly set in car
Both sides.The alarming effect that symmetric design is capable of.
In the yet another preferred form of the present invention, described stereo sound-producing device is arranged at the near of vehicle mirrors
Front.Anterior setting at vehicle body, it is ensured that stereosonic alarming effect.
In order to realize the above-mentioned purpose of the present invention, according to the second aspect of the invention, the invention provides a kind of micro-place
Reason device receives Vehicle Speed information and steering gear corner information, and microprocessor is according to car speed and steering gear corner information
Control stereo sound-producing device and perform one of following tri-kinds of operations of A, B, C or combination in any:
A, when car speed is more than M meter per second, acoustic information determines that unit receives the car speed of velocity sensor detection
The acoustic distance information corresponding with vehicle speed information is also transferred to sound distance sense control unit by information, and described sound is remote
Nearly sense control unit controls the work of stereo sound-producing device according to acoustic distance information, makes acoustic image in corresponding described acoustic distance
Place presents；
B, when car speed is not more than M meter per second, acoustic information determines that unit receives the vehicle speed of velocity sensor detection
The acoustic image translational speed information corresponding with vehicle speed information is also transferred to acoustic image translational speed sense control unit by degree information,
Described acoustic image translational speed sense control unit controls the work of stereo sound-producing device, makes acoustic image move speed with corresponding described acoustic image
Degree moves forward；
C, as steering gear rotational angle α, the steering gear corner α of microprocessor receiving angle sensor detection, control vertical
Body sound sound-producing device makes acoustic image deflect α degree to corresponding direction.
The alarming method for power of the present invention determines far and near sense and the sense of speed of acoustic image according to car speed, when vehicle is being run at high speed
Time, make pedestrian experience the close together of vehicle, close with speed faster and certain acceleration, thus improve safe system
Number.When vehicle is at low speed, vehicle travels with higher speed to make pedestrian think.Improve safety.
The additional aspect of the present invention and advantage will part be given in the following description, and part will become from the following description
Obtain substantially, or recognized by the practice of the present invention.
Accompanying drawing explanation
Above-mentioned and/or the additional aspect of the present invention and advantage are from combining the accompanying drawings below description to embodiment and will become
Substantially with easy to understand, wherein:
Fig. 1 is the operative scenario schematic diagram of present invention warning system for vehicle based on sterophonic technique.
Detailed description of the invention
Embodiments of the invention are described below in detail, and the example of described embodiment is shown in the drawings, the most from start to finish
Same or similar label represents same or similar element or has the element of same or like function.Below with reference to attached
The embodiment that figure describes is exemplary, is only used for explaining the present invention, and is not considered as limiting the invention.
In describing the invention, unless otherwise prescribed and limit, it should be noted that term " is installed ", " being connected ",
" connect " and should be interpreted broadly, for example, it may be mechanically connected or electrical connection, it is also possible to be the connection of two element internals, can
Being to be joined directly together, it is also possible to be indirectly connected to by intermediary, for the ordinary skill in the art, can basis
Concrete condition understands the concrete meaning of above-mentioned term.
The invention provides a kind of warning system for vehicle based on sterophonic technique, as it is shown in figure 1, it includes being installed on car
The stereo sound-producing device of at least two of outside, the stereo sound-producing device of the two can be disposed adjacent, it is also possible to interval one
Set a distance, arranges preferably by certain distance, specifically can use existing stereo invention device.In the present embodiment,
Stereo sound-producing device is two and is symmetricly set in vehicle both sides.In the present invention more preferably embodiment, stereo
Acoustic device is arranged at the nearby side of vehicle mirrors, and is arranged at the front of vehicle mirrors and close with vehicle mirrors.
Warning system for vehicle also includes microprocessor and power amplifier, microprocessor respectively with the velocity sensor of vehicle
Being connected with angular transducer, velocity sensor and/or angular transducer can use on existing vehicle existing setting or another
It is separately provided outward.Velocity sensor and angular transducer detect the angle letter of the velocity information of vehicle and the rotation of steering gear respectively
Breath.Microprocessor receives Vehicle Speed information and steering gear corner information, and microprocessor is also by power amplifier and stands
Body sound sound-producing device is connected, and microprocessor controls the work of stereo sound-producing device according to car speed and steering gear corner information.
In the present embodiment, microprocessor includes that acoustic information determines unit and sound distance sense control unit, sound
The acoustic distance information being associated with vehicle speed information, vehicle speed information and acoustic distance it is preset with in information determination unit
Information one_to_one corresponding.Specifically can be divided into by vehicle speed information multistage, such as speed per hour is more than 100 kms, 100 kms-50 thousand
Rice, within 50 km-20 kms and 20 kms, the acoustic distance information that is associated with vehicle speed information is the most corresponding to be divided into
Multistage, such as, it is 50 meters that speed per hour is more than acoustic distance information corresponding during 100 km, corresponding during speed per hour 100 km-50 km
Acoustic distance information be 20 meters, during 50 km-20 kms sensation, corresponding acoustic distance information is 10 meters, speed per hour 20 km with
Within the acoustic distance information of interior correspondence is 5 meters.Acoustic information determines that unit receives vehicle speed information will be fast with this vehicle
The corresponding acoustic distance information of degree information is transferred to sound distance sense control unit, and sound distance sense control unit is according to sound
Range information controls the work of stereo sound-producing device, makes acoustic image present at corresponding acoustic distance.
The method that concrete control acoustic image presents in various location is, microprocessor output acoustic image track data gives two to stand
Body sound sound-producing device, two stereo sound-producing devices adjust output signal according to acoustic image track data, such as can by but not
It is limited to the various sound of the conventional truck exporting collection in worksite loudspeaker output at corresponding acoustic distance or controls stereosonic
One of power, low frequency component and phase contrast or the combination in any of three, it is achieved sound convergence sense.Concrete sound distance sensing control list
Unit controls the various sound of traditional vehicle loudspeaker of collection in worksite or one of stereosonic power, low frequency component and phase contrast or three's
Combination in any, when power increased even more, when containing low-frequency range component and being the most, and from the first stereo sounding in sound
Device output sound phase place and by from second stereo sound-producing device output sound phase place between difference the biggest time, OK
People's perceived sounds is more nearly.The control of concrete power, low frequency component and phase contrast can use existing method according to experiment
Really property.
In the present embodiment, microprocessor also includes acoustic image translational speed sense control unit, and acoustic information determines unit
The most also it is preset with the acoustic image velocity information being associated with vehicle speed information, vehicle speed information and acoustic image velocity information one a pair
Should, and speed acoustic image speed with car speed and accelerate.Acoustic information determines that unit receives vehicle speed information will be with vehicle
The corresponding acoustic image velocity information of velocity information is transferred to acoustic image translational speed sense control unit, acoustic image translational speed sensing control list
Unit controls the work of stereo sound-producing device, makes acoustic image move forward with corresponding acoustic image speed, it is achieved the sense of high vehicle speeds
Feel.The most specifically can through but not limited to control one of stereosonic power, low frequency component and phase contrast interconversion rate or
The interconversion rate of three's combination in any, it is achieved speed of sound is quickly felt.Concrete power, low frequency component and phase change rate
Control can use existing method according to testing true property.
In the present embodiment, the steering gear corner α of microprocessor receiving angle sensor detection, control stereo sounding
Device makes acoustic image deflect α degree to corresponding direction.The stereo audio direction sent is turning to change along with vehicle, turns at vehicle
Remind the pedestrian of corner time curved in advance, improve safety.
Present invention also offers a kind of Alarm for vehicle method based on sterophonic technique, microprocessor receives vehicle and travels speed
Degree information and steering gear corner information, microprocessor controls stereo sound-producing device according to car speed and steering gear corner information
Perform one of following tri-kinds of operations of A, B, C or combination in any:
A, when car speed is more than M meter per second, acoustic information determines that unit receives the car speed of velocity sensor detection
The acoustic distance information corresponding with vehicle speed information is also transferred to sound distance sense control unit by information, and described sound is remote
Nearly sense control unit controls the work of stereo sound-producing device according to acoustic distance information, makes acoustic image in corresponding described acoustic distance
Place presents；
B, when car speed is not more than M meter per second, acoustic information determines that unit receives the vehicle speed of velocity sensor detection
The acoustic image translational speed information corresponding with vehicle speed information is also transferred to acoustic image translational speed sense control unit by degree information,
Described acoustic image translational speed sense control unit controls the work of stereo sound-producing device, makes acoustic image move speed with corresponding described acoustic image
Degree moves forward；
C, as steering gear rotational angle α, microprocessor controls the stereo direction acoustic image that stereo sound-producing device sends
α degree is deflected to corresponding direction.
In the present embodiment, when the vehicle is moving in a forward direction, driver see have pedestrian after start this caution system, work as car
Turn time, this caution system can start automatically.
Concrete M can set according to practical situation, and such as speed is 20 meter per seconds.
The present invention has used sterophonic technique, and pedestrian can be allowed to experience vehicle the most close, due to the mankind and
The physiological feature of other biological, the vigilance of meeting instinct is dodged.
Owing to the physical location of vehicle wants remote compared with what pedestrian felt, the speed that the speed of vehicle reality is also heard than pedestrian
Slowly, all allow some leeway to vehicle and pedestrian both sides, safety is greatly improved.
The present invention has used sterophonic technique, and when turning, sound is to being controlled, and can concentrate sound control at needs
In the range of.Due to effectively warning pedestrian's effect of this system, suitably can lower horn volume but still can reach and the most equal
Alarming effect the most originally.Can pollute with effective noise reduction function.
In the description of this specification, reference term " embodiment ", " some embodiments ", " example ", " specifically show
Example " or the description of " some examples " etc. means to combine this embodiment or example describes specific features, structure, material or spy
Point is contained at least one embodiment or the example of the present invention.In this manual, to the schematic representation of above-mentioned term not
Necessarily refer to identical embodiment or example.And, the specific features of description, structure, material or feature can be any
One or more embodiments or example in combine in an appropriate manner.
Although an embodiment of the present invention has been shown and described, it will be understood by those skilled in the art that: not
These embodiments can be carried out multiple change in the case of departing from the principle of the present invention and objective, revise, replace and modification, this
The scope of invention is limited by claim and equivalent thereof.
Claims (7)
1. a warning system for vehicle based on sterophonic technique, it is characterised in that include being installed at least the two of outside vehicle
Individual stereo sound-producing device, keeps at a certain distance away between stereo sound-producing device；
Described warning system for vehicle also includes microprocessor and power amplifier；
Described microprocessor is connected with velocity sensor and angular transducer respectively, and microprocessor receives Vehicle Speed information
With steering gear corner information；Microprocessor is connected with stereo sound-producing device also by power amplifier, described microprocessor root
The work of stereo sound-producing device is controlled according to car speed and steering gear corner information.
Warning system for vehicle based on sterophonic technique the most according to claim 1, it is characterised in that described microprocessor
Determining unit and sound distance sense control unit including acoustic information, described acoustic information is preset with in determining unit and vehicle speed
The acoustic distance information that degree information is associated, vehicle speed information and acoustic distance information one_to_one corresponding and speed with car speed
Acoustic distance becomes remote, and acoustic information determines that unit receives the vehicle speed information of velocity sensor detection and will believe with car speed
The acoustic distance information that manner of breathing is corresponding is transferred to sound distance sense control unit, and described sound distance sense control unit is according to sound
Range information controls the work of stereo sound-producing device, makes acoustic image present at corresponding described acoustic distance.
Warning system for vehicle based on sterophonic technique the most according to claim 2, it is characterised in that described microprocessor
Also including acoustic image translational speed sense control unit, described acoustic information is also preset with relevant to vehicle speed information in determining unit
The acoustic image translational speed information of connection, vehicle speed information and acoustic image translational speed information one_to_one corresponding and speed sound with car speed
As translational speed accelerates, acoustic information determine unit receive velocity sensor detection vehicle speed information and will be with car speed
The corresponding acoustic image translational speed information of information is transferred to acoustic image translational speed sense control unit, described acoustic image translational speed sensing control
Unit processed controls the work of stereo sound-producing device, makes acoustic image move forward with corresponding described acoustic image translational speed.
Warning system for vehicle based on sterophonic technique the most according to claim 1, it is characterised in that described microprocessor
The steering gear corner α of receiving angle sensor detection, controls stereo sound-producing device and makes acoustic image deflect α degree to corresponding direction.
Warning system for vehicle based on sterophonic technique the most according to claim 1, it is characterised in that described stereo
Acoustic device is two and is symmetricly set in vehicle both sides.
Warning system for vehicle based on sterophonic technique the most according to claim 5, it is characterised in that described stereo
Acoustic device is arranged at the nearby side of vehicle mirrors.
7. the alarming method for power of warning system for vehicle based on sterophonic technique described in a claim 1, it is characterised in that micro-place
Reason device receives Vehicle Speed information and steering gear corner information, and microprocessor is according to car speed and steering gear corner information
Control stereo sound-producing device and perform one of following tri-kinds of operations of A, B, C or combination in any:
A, when car speed is more than M meter per second, acoustic information determines that unit receives the vehicle speed information of velocity sensor detection
And the acoustic distance information corresponding with vehicle speed information is transferred to sound distance sense control unit, described sound distance sense
Control unit controls the work of stereo sound-producing device according to acoustic distance information, make acoustic image at corresponding described acoustic distance in
Existing；
B, when car speed is not more than M meter per second, acoustic information determines that unit receives the car speed letter of velocity sensor detection
The acoustic image translational speed information corresponding with vehicle speed information is also transferred to acoustic image translational speed sense control unit by breath, described
Acoustic image translational speed sense control unit controls the work of stereo sound-producing device, make acoustic image with corresponding described acoustic image translational speed to
Front movement；
C, as steering gear rotational angle α, the steering gear corner α of microprocessor receiving angle sensor detection, control stereo
Sound-producing device makes acoustic image deflect α degree to corresponding direction.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610638371.1A CN106080378B (en) | 2016-08-05 | 2016-08-05 | Warning system for vehicle and alarming method for power based on sterophonic technique |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610638371.1A CN106080378B (en) | 2016-08-05 | 2016-08-05 | Warning system for vehicle and alarming method for power based on sterophonic technique |
Publications (2)
| Publication Number | Publication Date |
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| CN106080378A true CN106080378A (en) | 2016-11-09 |
| CN106080378B CN106080378B (en) | 2018-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201610638371.1A Active CN106080378B (en) | 2016-08-05 | 2016-08-05 | Warning system for vehicle and alarming method for power based on sterophonic technique |
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| CN107226022A (en) * | 2017-06-08 | 2017-10-03 | 芜湖艾卡汽车技术有限公司 | A kind of automobile horn controller |
| CN109960764A (en) * | 2019-04-01 | 2019-07-02 | 星觅(上海)科技有限公司 | Running information reminding method, device, electronic equipment and medium |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN106080378B (en) | 2018-11-30 |
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