CN207984766U - A kind of automotive seat and automobile suitable for Active Acoustic quality control - Google Patents
A kind of automotive seat and automobile suitable for Active Acoustic quality control Download PDFInfo
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- CN207984766U CN207984766U CN201820040099.1U CN201820040099U CN207984766U CN 207984766 U CN207984766 U CN 207984766U CN 201820040099 U CN201820040099 U CN 201820040099U CN 207984766 U CN207984766 U CN 207984766U
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- loud speaker
- microphone
- controller
- automotive seat
- quality control
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- Fittings On The Vehicle Exterior For Carrying Loads, And Devices For Holding Or Mounting Articles (AREA)
Abstract
The utility model is related to a kind of automotive seats and automobile suitable for Active Acoustic quality control, the automotive seat includes seat body, further include loud speaker, microphone, loud speaker harness, microphone harness and controller, setting position of the loudspeaker arrangement in Chair back, microphone is arranged close to loud speaker, and loud speaker and microphone are corresponding respectively to pass through loud speaker harness and microphone harness is connect with controller.The automobile is a kind of automobile using the above-mentioned automotive seat suitable for Active Acoustic quality control.The utility model arranges loud speaker on the chair back of automotive seat, loud speaker can be made to be located at human ear head zone when people sits on the seat, loud speaker can be so made full use of to send out 50Hz low frequency energies below, the influence of interior operatic tunes node is avoided simultaneously, it solves the problems, such as that the ultralow frequency noise control effect caused by existing loud speaker 50Hz sounding energy deficiencies below is poor, is highly suitable for the sound quality control of the larger automobile of interior space.
Description
Technical field
The utility model belongs to technical field of automobile control, and in particular to a kind of automobile suitable for Active Acoustic quality control
Seat and automobile.
Background technology
The quality of sound quality directly affects the comfort of driver and passenger, comfortable as automobile product by each manufacturer
One important indicator factor of property.Currently, in order to make in-vehicle sound quality reach preset sound property target, various Active Acoustic product
Quality Control system and method is applied on passenger car.When carrying out Active Acoustic quality control, need to use Noise Acquisition
Device acquires internal car noise for noise processed, and Noise Acquisition device is general used by existing Active Acoustic quality control system
For vehicle self-carrying loud speaker, and former vehicle carries loud speaker and is generally located on vehicle roof, as notification number is CN101552939B
Chinese patent application《In-vehicle sound quality self-adapting active control system and method》Disclose a kind of in-vehicle sound quality self-adapting master
Autocontrol system, the control system carry out noise signal acquisition also with the loud speaker being arranged in vehicle roof.Because existing big
More vehicle loudspeaker 50Hz sounding energy below are insufficient, therefore, for the passenger car smaller to space, active sound quality
Too big influence is not had to sound quality control effect using the loud speaker positioned at roof when control, still, compared with passenger car, visitor
Vehicle interior space is larger, and noise energy is also larger, and former roof carries loudspeaker distance head part farther out, can not ensure raising
There are provide enough ultralow frequency energy when certain distance to meet the need of internal car noise control between sound device and chair headrest area
It asks.Therefore, preset sound product are often not achieved when existing sound quality control method uses on the larger automobile in space in the car
The requirement of Quality Control system.
Utility model content
The utility model provides a kind of automotive seat and automobile suitable for Active Acoustic quality control, existing to solve
What sound quality control method was often not achieved that preset sound quality control requires when using on the larger automobile in space in the car asks
Topic.
In order to solve the above technical problems, the automotive seat suitable for Active Acoustic quality control of the utility model includes following
15 unit schemes：
Unit scheme one, the automotive seat include seat body, which further includes loud speaker, microphone, raises one's voice
Device harness, microphone harness and controller, the loudspeaker arrangement Chair back setting position, the microphone close to
Loud speaker is arranged, and loud speaker and microphone are corresponding respectively to pass through loud speaker harness and microphone harness is connect with controller.
Unit scheme two, on the basis of unit scheme one, which further includes for connecting with vehicle CAN and power supply
The integrated form socket connect, the integrated form socket are connect with controller.
Unit scheme three, on the basis of unit scheme one, the setting position is two side positions at the top of the chair back.
Unit scheme four, five, six corresponds on the basis of unit scheme one, two, three respectively, and the controller includes DSP
Main control chip and the audio decoder chip being connect with DSP main control chips, engine speed read module, noise Rx module and
Secondary sound source signal generation module.
Unit scheme seven, eight, nine, respectively correspond on the basis of unit scheme four, five, six, the controller include with
The Voltage stabilizing module of DSP main control chips connection.
Unit scheme ten, 11,12 corresponds on the basis of unit scheme seven, eight, nine, the controller packet respectively
Include the power amplifier being connect with secondary sound source signal generation module output end.
Unit scheme 13,14,15 corresponds on the basis of unit scheme ten, 11,12, the control respectively
Device processed is located at below car seat base.
The automobile of the utility model includes following 15 unit schemes：
Unit scheme one, the automobile include a kind of automotive seat suitable for Active Acoustic quality control, the automotive seat
Including seat body, the automotive seat further includes loud speaker, microphone, loud speaker harness, microphone harness and controller, institute
Loudspeaker arrangement is stated in the setting position of Chair back, the microphone is arranged close to loud speaker, loud speaker and microphone point
Dui Ying loud speaker harness not passed through and microphone harness is connect with controller.
Unit scheme two, on the basis of unit scheme one, the automotive seat further include for vehicle CAN and power supply
The integrated form socket of connection, the integrated form socket are connect with controller.
Unit scheme three, on the basis of unit scheme one, the setting position is two side positions at the top of the chair back.
Unit scheme four, five, six corresponds on the basis of unit scheme one, two, three respectively, and the controller includes DSP
Main control chip and the audio decoder chip being connect with DSP main control chips, engine speed read module, noise Rx module and
Secondary sound source signal generation module.
Unit scheme seven, eight, nine, respectively correspond on the basis of unit scheme four, five, six, the controller include with
The Voltage stabilizing module of DSP main control chips connection.
Unit scheme ten, 11,12 corresponds on the basis of unit scheme seven, eight, nine, the controller packet respectively
Include the power amplifier being connect with secondary sound source signal generation module output end.
Unit scheme 13,14,15 corresponds on the basis of unit scheme ten, 11,12, the control respectively
Device processed is located at below car seat base.
The utility model has the beneficial effects that：The utility model arranges loud speaker on the chair back of automotive seat, works as people
Loud speaker can be made to be located at human ear head zone when sitting on the seat, can so make full use of loud speaker to send out 50Hz below
Low frequency energy, while the influence of interior operatic tunes node is avoided, it solves because existing loud speaker 50Hz sounding energy below is insufficient
The problem of caused ultralow frequency noise control effect difference is highly suitable for the sound quality control of the larger automobile of interior space.
The hardware such as the loud speaker of Active Acoustic quality control, microphone are directly integrated in inside seat, integrated form is reserved
Socket is directly connect with vehicle CAN bus, power cord, can directly be carried and be used in different vehicles, versatility is good.It keeps away
Exempt to cause the positions such as loud speaker, microphone to choose difficult interference because of space limitation or sound field characteristic limitation.
Description of the drawings
Fig. 1 is the side view of the automotive seat with Active Acoustic quality control function of the utility model；
Fig. 2 is the automotive seat front view with Active Acoustic quality control function of the utility model；
Wherein, 1 is loud speaker, and 2 be microphone, and 3 be loud speaker harness, and 4 be microphone harness, and 5 devices in order to control, 6 be collection
Accepted way of doing sth socket.
Specific implementation mode
Below in conjunction with the accompanying drawings, the technology contents of the utility model are further described in detail.
A kind of automotive seat embodiment suitable for Active Acoustic quality control
As shown in Figure 1, the automotive seat of the present embodiment includes seat body, loud speaker, Mike are set in seat body
Wind, loud speaker harness, microphone harness and controller, the loudspeaker arrangement is in the setting position of Chair back, the wheat
Gram wind is arranged close to loud speaker, loud speaker with microphone is corresponding respectively passes through loud speaker harness and microphone harness and controller company
It connects.
It is poor in order to solve the ultralow frequency noise control effect caused by existing loud speaker 50Hz sounding energy deficiencies below
The problem of, it should the ear when center line of loud speaker being made to be sat on the seat with people as far as possible is in same level, so, it raises
When the placement location of sound device can be sat on the seat according to people, ear's present position height is configured on the chair back, generally
Both sides are set at the top of Chair back.
For the ease of obtaining the engine rotational speed signal of vehicle and powering for entire sound quality control system, it is also provided with one
A integrated form socket 6 with control connection is connected for vehicle CAN bus with power supply.
Wherein, controller includes DSP main control chips, audio decoder chip, engine speed read module, noise Rx mould
Block, secondary sound source signal generation module, are generally arranged in under-seat by controller.
DSP main control chips are sent to after the engine speed read module acquisition real-time tach signal of engine, for calculating
Engine Relative degree information.
Noise Rx module is sent to audio for obtaining 2 collected human ear head zone noise signal of microphone
It is handled in decoding chip.
After audio decoder chip is to noise signal processing, result is sent to DSP main control chips.
DSP master controls core will pass through processing noise signal (engine order noise etc.) and be compared with target sound quality signal
Processing：It is more than the noise frequency composition of target sound quality signal for energy, antiphase elimination is carried out using active noise reduction algorithm.
It is less than the noise frequency composition of target sound quality signal for energy, is reinforced using active acoustical backoff algorithm.
After the completion of DSP master control cores calculate, secondary sound source information is generated by secondary sound source signal generation module, then put through power
Big device is sent to loud speaker 1, and secondary sound source signal is sent out by loud speaker, the secondary sound source signal of generation and original noise into
Row sound wave synthesizes.
Microphone 2 can acquire the noise signal after synthesis, the audio decoder chip being sent in multifunctional controller 5 again
In handled, and be sent in DSP master control cores with target order sound quality signal carry out error calculation, formed closed-loop control,
Finally so that in-vehicle sound quality reaches preset target sound quality.
One Voltage stabilizing module can also be set in the controller, and Voltage stabilizing module is carried out to getting voltage signal from vehicle
Steady pressure treatment provides stable operating voltage for entire sound quality control system, avoids caused by the shakiness of vehicle supply voltage
The shakiness of speakers low frequencies audible signal.
The hardware such as the loud speaker of Active Acoustic quality control, microphone are directly integrated in inside seat by the utility model,
Reserved integrated form socket is directly connect with vehicle CAN bus, power cord, can directly be carried and be used in different vehicles, general
Property is good.It avoids causing the positions such as loud speaker, microphone to choose difficult interference because of space limitation or sound field characteristic limitation.
Automobile embodiment
The seat of the automobile of the present embodiment is using the automobile suitable for Active Acoustic quality control in above-described embodiment
Seat can refer to above-described embodiment, here no longer accordingly, with respect to the structure of the automotive seat suitable for Active Acoustic quality control
It is discussed in detail.
Claims (14)
1. a kind of automotive seat suitable for Active Acoustic quality control, which includes seat body, which is characterized in that should
Automotive seat further includes loud speaker, microphone, loud speaker harness, microphone harness and controller, and the loudspeaker arrangement is present
The setting position of the chair chair back, the microphone are arranged close to loud speaker, loud speaker with microphone is corresponding respectively passes through loud speaker
Harness and microphone harness are connect with controller.
2. the automotive seat according to claim 1 suitable for Active Acoustic quality control, which is characterized in that the automotive seat
Further include the integrated form socket for being connect with vehicle CAN and power supply, which connect with controller.
3. the automotive seat according to claim 1 suitable for Active Acoustic quality control, which is characterized in that the setting position
It is two side positions at the top of the chair back to set place.
4. the automotive seat suitable for Active Acoustic quality control according to claim 1-3 any one, which is characterized in that
The controller includes that DSP main control chips and the audio decoder chip being connect with DSP main control chips, engine speed read mould
Block, noise Rx module and secondary sound source signal generation module.
5. the automotive seat according to claim 4 suitable for Active Acoustic quality control, which is characterized in that the controller
It include the Voltage stabilizing module being connect with DSP main control chips.
6. the automotive seat according to claim 4 suitable for Active Acoustic quality control, which is characterized in that the controller
It include the power amplifier being connect with secondary sound source signal generation module output end.
7. the automotive seat according to claim 4 suitable for Active Acoustic quality control, which is characterized in that the controller
Below car seat base.
8. a kind of automobile, which is characterized in that the automobile includes a kind of automotive seat suitable for Active Acoustic quality control, the vapour
Vehicle seats include seat body, and the automotive seat further includes loud speaker, microphone, loud speaker harness, microphone harness and control
Device processed, in the setting position of Chair back, the microphone is arranged the loudspeaker arrangement close to loud speaker, loud speaker and wheat
Gram wind is corresponding respectively to be connect by loud speaker harness and microphone harness with controller.
9. automobile according to claim 8, which is characterized in that the automotive seat further include for vehicle CAN and electricity
The integrated form socket of source connection, the integrated form socket are connect with controller.
10. automobile according to claim 8, which is characterized in that the setting position is two side positions at the top of the chair back.
11. according to the automobile described in claim 8-10 any one, which is characterized in that the controller includes DSP master control cores
Piece and the audio decoder chip being connect with DSP main control chips, engine speed read module, noise Rx module and secondary sound
Source signal generation module.
12. automobile according to claim 11, which is characterized in that the controller includes being connect with DSP main control chips
Voltage stabilizing module.
13. automobile according to claim 11, which is characterized in that the controller includes generating mould with secondary sound source signal
The power amplifier of block output end connection.
14. automobile according to claim 11, which is characterized in that the controller is located at below car seat base.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040099.1U CN207984766U (en) | 2018-01-10 | 2018-01-10 | A kind of automotive seat and automobile suitable for Active Acoustic quality control |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820040099.1U CN207984766U (en) | 2018-01-10 | 2018-01-10 | A kind of automotive seat and automobile suitable for Active Acoustic quality control |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207984766U true CN207984766U (en) | 2018-10-19 |
Family
ID=63819129
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820040099.1U Active CN207984766U (en) | 2018-01-10 | 2018-01-10 | A kind of automotive seat and automobile suitable for Active Acoustic quality control |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207984766U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060683A (en) * | 2019-04-28 | 2019-07-26 | 全兴工业研发（廊坊）有限公司 | Automotive seat speech recognition control system |
-
2018
- 2018-01-10 CN CN201820040099.1U patent/CN207984766U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110060683A (en) * | 2019-04-28 | 2019-07-26 | 全兴工业研发（廊坊）有限公司 | Automotive seat speech recognition control system |
| CN110060683B (en) * | 2019-04-28 | 2021-06-29 | 全兴工业研发（廊坊）有限公司 | Automobile seat voice recognition control system |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 450061 Yudao Road, Guancheng District, Zhengzhou City, Henan Province Patentee after: Yutong Bus Co.,Ltd. Address before: 450016 Yutong Industrial Zone, eighteen Li River, Henan, Zhengzhou Patentee before: ZHENGZHOU YUTONG BUS Co.,Ltd. |
|
| CP03 | Change of name, title or address |