KR102485381B1 - Vehicle and controlling method thereof - Google Patents

Abstract

A vehicle according to an embodiment of the disclosed subject matter includes a first electronic module for receiving audio data of a first frequency band; a second electronic module that performs first signal processing on audio data of a second frequency band; and a microcontrol unit distributing a control command for at least one of the second signal processing of the audio data to the first electronic module and the second electronic module.

Description

Vehicle and its control method {VEHICLE AND CONTROLLING METHOD THEREOF}

It relates to a vehicle providing high-quality sound and multimedia contents and a control method thereof.

Vehicles not only simply drive, but also provide various additional services for the convenience of drivers and passengers. To this end, sound services provided by vehicles play an important role.

Vehicles have been developed to provide infotainment to drivers and provide high-quality sound and multimedia contents.

One aspect provides a vehicle capable of distributing an audio data processing algorithm for providing sound and multimedia content, and a control method thereof.

As a technical means for achieving the above-described technical problem, a vehicle according to an aspect includes a first electronic module for receiving audio data of a first frequency band; a second electronic module that performs first signal processing on audio data of a second frequency band; and a microcontrol unit distributing a control command for at least one of the second signal processing of the audio data to the first electronic module and the second electronic module.

In addition, the microcontrol unit may transmit a control command for at least one of second signal processing including low-pass processing, tone arrangement, and housing processing of the audio data to be performed by the second electronic module. 2, the control command may be distributed to the first electronic module and the second electronic module.

The microcontrol unit may provide a control command such that the tone arrangement of the audio data is performed by the first electronic module, and the low-pass processing and housing processing of the audio data are performed by the second electronic module. It may be distributed to the first electronic module and the second electronic module.

The microcontrol unit may transmit a control command so that the audio data processed by the second electronic module is transmitted to the first electronic module, and the audio data processed by the second electronic module is tone-cleared by the first electronic module. It can be distributed to the first electronic module and the second electronic module.

In addition, the microcontrol unit may transmit a control command so that the audio data having been tone arranged by the first electronic module is transmitted to the second electronic module and the audio data having been tone arranged is housed by the second electronic module. It can be distributed to the first electronic module and the second electronic module.

In addition, the microcontrol unit transmits a control command to the first electronic module and the second electronic module so that the second signal processing including low-pass processing, tone arrangement, and housing processing of the audio data is all performed by the second electronic module. can be distributed as

The audio processor may further include an audio processing unit delaying at least one of audio data transmitted from the first electronic module and audio data transmitted from the second electronic module.

In addition, the audio processing unit may delay at least one of audio data tone arranged by the first electronic module and audio data housed by the second electronic module.

In addition, the second electronic module may perform first signal processing including decoding of audio data specialized for one of DAB, DAB+, DRM and DRM+.

Also, the microcontrol unit may control communication between the first electronic module and the second electronic module through an Inter-Integrated Circuit Sound (IS) bus.

According to another aspect of the vehicle, receiving audio data of a first frequency band; performing first signal processing on audio data of a second frequency band; and distributing a control command for at least one of the second signal processing of the audio data to the first electronic module and the second electronic module.

In addition, the distributing the control command may include a control command for at least one of second signal processing including low-pass processing, tone arrangement, and housing processing of the audio data to be performed by the second electronic module. may be transmitted to the second electronic module to distribute a control command to the first electronic module and the second electronic module.

In addition, distributing the control command may cause the tone arrangement of the audio data to be performed by the first electronic module, and the low-pass processing and housing processing of the audio data to be performed by the second electronic module. A control command may be distributed to the first electronic module and the second electronic module.

In the distributing of the control command, the audio data processed by the second electronic module is transmitted to the first electronic module, and the audio data subjected to the low-pass processing is controlled so that the tone is arranged by the first electronic module. A command may be distributed to the first electronic module and the second electronic module.

In addition, the distributing of the control command may include controlling the audio data, which has been tone arranged by the first electronic module, to be transmitted to a second electronic module, and the audio data, which has been tone arranged, to be housed and processed by the second electronic module. A command may be distributed to the first electronic module and the second electronic module.

In addition, the distributing the control command may include transmitting a control command to the first electronic module and the second electronic module so that the second signal processing including low-pass processing, tone arrangement, and housing processing of the audio data is all performed by the second electronic module. It can be distributed with 2 electronic modules.

The method may further include delaying at least one of audio data transmitted from the first electronic module and audio data transmitted from the second electronic module.

In the delaying of the audio data, at least one of audio data tone-cleared by the first electronic module and audio data housed by the second electronic module may be delayed.

Also, the performing of the first signal processing may include decoding audio data specialized to one of DAB, DAB+, DRM, and DRM+.

Distributing the control command may include controlling communication between the first electronic module and the second electronic module through an Inter-Integrated Circuit Sound (IS) bus.

According to the vehicle and its control method according to one aspect, it is possible to replace a separate high-performance chip for audio data processing, which can increase economic feasibility, and can also increase convenience in design because it may not include a separate chip. there is.

1 is a view showing the appearance of a vehicle according to an exemplary embodiment.
2 is a diagram illustrating an internal configuration of a vehicle according to an exemplary embodiment.
3A is a diagram showing an example of a structure utilizing a DSP of a conventional vehicle audio system.
3B is a diagram showing an example of a structure utilizing a DSP of a conventional vehicle audio system.
4 is a control block diagram of a vehicle according to an exemplary embodiment.
5 is a flowchart of audio data processed in a vehicle according to an exemplary embodiment.
6 is a flowchart of audio data processed in a vehicle according to another exemplary embodiment.

Like reference numbers designate like elements throughout the specification. This specification does not describe all elements of the embodiments, and general content or overlapping content between the embodiments in the technical field to which the present invention belongs is omitted. The term 'unit, module, member, or block' used in the specification may be implemented as software or hardware, and according to embodiments, a plurality of 'units, modules, members, or blocks' may be implemented as one component, It is also possible that one 'part, module, member, block' includes a plurality of components.

Throughout the specification, when a part is said to be "connected" to another part, this includes not only the case of being directly connected but also the case of being indirectly connected, and indirect connection includes being connected through a wireless communication network. do.

In addition, when a certain component is said to "include", this means that it may further include other components without excluding other components unless otherwise stated.

Terms such as first and second are used to distinguish one component from another, and the components are not limited by the aforementioned terms.

Expressions in the singular number include plural expressions unless the context clearly dictates otherwise.

In each step, the identification code is used for convenience of description, and the identification code does not explain the order of each step, and each step may be performed in a different order from the specified order unless a specific order is clearly described in context. there is.

Hereinafter, the working principle and embodiments of the present invention will be described with reference to the accompanying drawings.

1 is a view showing the appearance of a vehicle according to an exemplary embodiment.

Referring to FIG. 1, the exterior of a vehicle 1 includes a main body 10 forming the exterior of the vehicle 1, a windscreen 11 providing a driver with a view of the front of the vehicle 1, and a driver A side mirror 12 providing a rear view of the vehicle 1, a door 13 shielding the inside of the vehicle 1 from the outside, and a front wheel 21 positioned at the front of the vehicle and a rear wheel positioned at the rear of the vehicle ( 22) may include wheels 21 and 22 for moving the vehicle 1.

The wind screen 11 is provided on the front upper side of the main body 10 so that the driver inside the vehicle 1 can obtain visual information of the front of the vehicle 1. In addition, the side mirror 12 includes a left side mirror provided on the left side of the body 10 and a right side mirror provided on the right side of the body 10, and the driver inside the vehicle 1 provides visual information of the side and rear of the vehicle 1. make it possible to obtain

Doors 13 are rotatably provided on the left and right sides of the main body 10 so that the driver can get inside the vehicle 1 when opened, and when closed, the inside of the vehicle 1 is shielded from the outside. can

In addition to the above-described configuration, the vehicle 1 includes a power device 16 for rotating the wheels 21 and 22, a steering device (not shown) for changing the moving direction of the vehicle 1, and a braking device for stopping the movement of the wheels ( not shown) may be included.

The power unit 16 provides rotational force to the front wheel 21 or the rear wheel 22 so that the body moves forward or backward. Such a power device 16 may include an engine generating rotational force by burning fossil fuel or a motor generating rotational force by receiving power from a capacitor (not shown).

The steering device includes a steering wheel (42 in FIG. 2) receiving a driving direction from a driver, a steering gear (not shown) that converts rotational motion of the steering wheel 42 into reciprocating motion, and reciprocating motion of the steering gear (not shown). It may include a steering link (not shown) that transmits to the front wheel 21. Such a steering device can change the driving direction of the vehicle 1 by changing the direction of the rotating shaft of the wheel.

The braking device includes a brake pedal (not shown) receiving a braking operation from a driver, a brake drum (not shown) coupled to the wheels 21 and 22, and a brake shoe that brakes the rotation of the brake drum (not shown) using frictional force. (not shown) and the like. Such a braking device can brake the running of the vehicle 1 by stopping rotation of the wheels 21 and 22 .

2 is a view showing the interior of a vehicle.

The inside of the vehicle 1 includes a dashboard 14 in which various devices for the driver to operate the vehicle 1 are installed, a driver's seat 15 for the driver of the vehicle 1 to sit on, and the vehicle 1 It may include cluster display units 51 and 52 that display operation information of the driver, and a navigation 70 that provides audio and video functions as well as a route guidance function that provides route guidance information according to a driver's operation command. there is.

The dashboard 14 protrudes from the lower part of the windscreen 11 toward the driver, and allows the driver to operate various devices installed on the dashboard 14 while looking forward.

The driver's seat 15 is provided at the rear of the dashboard 14 so that the driver can drive the vehicle 1 in a stable posture while keeping an eye on the front of the vehicle 1 and various devices on the dashboard 14 .

The cluster display units 51 and 52 are provided on the side of the driver's seat 15 of the dashboard 14, and display the driving speed gauge 51 displaying the driving speed of the vehicle 1 and the rotational speed of the power unit (not shown). It may include an rpm gauge 52 to indicate.

The navigation system 70 may include a display displaying information on a road on which the vehicle 1 is driving or a route to a destination that a driver intends to reach, and a speaker 41 outputting sound according to a driver's manipulation command. Recently, an audio video navigation (AVN) device in which an audio device, a video device, and a navigation device are integrated is being installed in a vehicle.

The speaker 41 provided inside the vehicle 1 is for outputting sound of the audio unit 33 or the navigation system 70 . For example, a broadcasting sound or a reproduction sound of a sound source of the audio unit 33 may be output to the speaker 41 . In addition, guidance comments and guidance sounds of the navigation system 70 may be output through the speaker 41 .

The navigation device 70 may be installed in a center fascia. At this time, the center fascia refers to the control panel portion between the driver's seat and the passenger's seat in the dashboard 14, and is an area where the dashboard 14 and the shift lever vertically meet, and includes a navigation system 70, an air conditioner, Heater controller, air outlet, cigar jack, ashtray, cup holder, etc. can be installed. In addition, the center fascia, along with the center console, can also play a role in separating the driver's seat and passenger seat.

In addition, a separate jog dial 60 for various driving operations including the navigation 70 may be provided.

The jog dial 60 of the disclosed invention is provided with a touch pad with a touch recognition function, as well as a method of performing a driving operation by rotating or applying pressure, using a user's finger or a tool with a separate touch recognition function. Thus, handwriting recognition for driving operation may be performed.

Hereinafter, only some configurations related to the vehicle amplifier in relation to the disclosed invention among vehicle configurations will be described, and detailed descriptions of other configurations will be omitted.

3A and 3B are diagrams illustrating an example of a DSP utilization structure of a conventional vehicle audio system.

Referring to FIG. 3A, a conventional vehicle audio system may include an RF module 80 provided to receive an audio signal modulated by AM/FM, an audio processing unit 90 that performs signal processing of overall audio data, and amplifies the signal. It may include an amplifier 82, and a speaker 83 for outputting the amplified signal.

Signal processing of audio data in a vehicle audio system equipped with an AVN device may require a high-performance processor. In particular, a high-capacity digital signal processor (DSP) having a large capacity (eg, 190 Mips) may be required to implement high-quality sound.

However, the DSP included in the RF module 80 of the conventional vehicle audio system implemented as shown in FIG. 3A secures a low capacity. Therefore, in order to proceed with an advanced algorithm for signal processing of audio data for realizing high sound quality, a vehicle audio system cannot but be configured with an electronic module including a DSP with a large internal capacity and high performance.

As shown in FIG. 3A, a method (Method 1) of configuring an in-vehicle audio system with an RF module 80 including a high-capacity DSP 81 is used to implement high-quality sound, and this method 1 is mainly used in India. . In the case of method 1, the RF module 80 may be implemented as an NXP Dirana HIFI chip including a high-capacity DSP to implement high-quality sound.

In addition, in order to implement high sound quality, a method (Method 2) of configuring a vehicle audio system with an audio processing unit 90 including a high-capacity DSP 91 as shown in FIG. 3B may be utilized. In the case of method 2, the audio processing unit 90 may be implemented as a high-performance chip including a high-capacity DSP as an audio main chip.

However, the use of a high-performance chip including a high-capacity DSP in the above-described methods 1 and 2 may lead to an increase in cost. Therefore, it may be problematic to configure an in-vehicle audio data signal processing algorithm to enable high sound quality without utilizing such a high-performance chip.

Hereinafter, referring to FIGS. 4 to 6 , a vehicle capable of realizing high sound quality without using a high-performance chip will be described.

4 is a control block diagram of a vehicle according to an exemplary embodiment. 5 is a flowchart of an audio signal processed in a vehicle according to an exemplary embodiment, and FIG. 6 is a flowchart of an audio signal processed in a vehicle according to another exemplary embodiment.

Referring to FIG. 4 , a vehicle 1 according to an exemplary embodiment includes a first electronic module 100 receiving audio data, a second electronic module 200 performing signal processing on audio data specialized for each region, and It may include a micro control unit (MCU) 300 that issues control commands for the electronic module and the second electronic module, an audio processing unit 600, an amplifier 400 that amplifies signals, and a speaker 500. there is.

First, the amplifier 400 may amplify signal-processed audio data. Specifically, the amplifier 400 may amplify audio data signal-processed by at least one of the audio processor 600, the first electronic module 100, and the second electronic module 200 to be described later. Also, the amplifier 400 may transfer the amplified audio data to each speaker 500 so that the amplified audio data is output.

The speaker 500 may output audio data amplified by the amplifier 400 as sound. The number of speakers 500 is not limited, and may be divided into a front speaker and a rear speaker. In this case, the front speaker may be installed at the front inside the vehicle, and the rear speaker may be installed at the rear inside the vehicle.

The first electronic module 100 may receive audio data modulated by AM/FM or the like. Specifically, the first electronic module 100 may receive audio data of a corresponding broadcast (radio or DMB) in response to a driver's channel selection, and may receive audio data for a specific frequency band of the corresponding broadcast. In this case, the specific frequency band of the corresponding broadcast may be the first frequency band.

The first electronic module 100 may include a DSP 110 therein. At this time, the DSP 110 provided inside the first electronic module 100 may have a normal built-in capacity.

The first electronic module 100 may be implemented as a tuner composed of an RF chip, and its types include, for example, NXP Hero (single tuner), NXP Dirana 3 (double tuner), and NXP Dirana 3-Hifi (double tuner). etc.

The second electronic module 200 may perform signal processing on audio data specialized for each region. Specifically, the second electronic module 200 processes signals for audio data specialized for one of major digital terrestrial radio standards such as DAB (Digital Audio Broadcasting), DAB+, DRM (Digital Radio Mondiale), DRM+, and DMB (Digital Multimedia Broadcasting). can be performed. In this case, the frequency band for audio data specialized for each region may be the second frequency band.

The second electronic module 200 may perform signal processing so that audio data specialized for each region required for reproducing digital audio broadcasting is output. Specifically, the second electronic module 200 may output audio data by performing signal processing to decode audio data specialized for each region required for reproducing digital audio broadcasting. In this case, the first signal processing may refer to signal processing performed by the second electronic module 200 to decode audio data specialized for each region.

The second electronic module 200 may include a DSP 210 therein. At this time, the DSP 210 provided inside the second electronic module 200 may have a normal built-in capacity.

The second electronic module 200 may be implemented as a DAB tuner or a DRM tuner, and examples thereof include NXP Saturn (SAF3561) and the like.

The first electronic module 100 and the second electronic module 200 use the DSPs 110 and 210 provided therein to perform low-pass processing of audio data by the micro control unit 300 to be described later, organize tone, and Signal processing may be performed according to advanced algorithms including housing processing and the like. In this case, the second signal processing may mean signal processing performed according to an advanced algorithm.

In this case, low-pass processing refers to processing of a low-pitched sound range among audio data, and may include processing of adding a reverb sound field effect to the low-pitched sound range. The reverb sound field effect may mean a sound field effect that adds a spatial shaking phenomenon, which means reverberation generated inside the vehicle 1 .

Tone arrangement means processing of audio data for adjusting the height of sound, and housing processing may include processing of adding a reverb sound field effect to rear audio data to be output from rear speakers inside the vehicle 1. can

Advanced algorithm processing such as low-pass processing, tone cleaning, and housing processing may be distributed and performed by at least one of the first electronic module and the second electronic module according to a control command of the microcontrol unit 300 to be described later. This will be described later.

The audio processing unit 600 may perform signal processing to proceed with a general sound source process excluding processes performed in the first electronic module and the second electronic module.

The audio processing unit 600 may divide the signal-processed audio data into front audio data and rear audio data and output the processed audio data.

In addition, the audio processing unit 600 may perform a sound matching process so that the front audio data and the rear audio data are matched when output within the vehicle 1 . Specifically, the audio processing unit 600 may perform processing to delay at least one of the front audio data and the rear audio data.

In addition, the audio processing unit 600 may perform volume processing and ripple processing on the matched audio data.

The audio processing unit 600 may perform volume processing to adjust the volume size of the matched audio data.

The audio processing unit 600 may perform processing to reduce or compensate for ripple in volume-processed audio data. To this end, the audio processing unit 600 may include a limiter.

To this end, the audio processor 600 may include a DSP (not shown) for signal processing of various audio data.

However, a high-performance chip including a high-capacity DSP is required to perform advanced algorithm processing including low-pass processing, tone arrangement, and housing processing among algorithms for signal processing of audio data in the audio processing unit 600.

Accordingly, the microcontrol unit 300 may distribute the processing of the above-described advanced algorithm so that the processing of the advanced algorithm is possible without using a separate high-performance chip. Hereinafter, the operation of the micro control unit 300 will be described.

The microcontrol unit 300 may issue control commands to the first electronic module and the second electronic module. Specifically, the microcontrol unit 300 may distribute a control command for at least one operation of low-pass processing of audio data, tone arrangement, and housing processing to the first electronic module and the second electronic module.

To this end, the microcontrol unit 300 transmits a control command for at least one operation of audio data to the second electronic module so that at least one operation of low-pass processing, tone arrangement, and housing processing is performed by the second electronic module. A control command may be distributed to the first electronic module and the second electronic module by transferring the control command to the module.

In addition, the microcontrol unit 300 may control communication between the first electronic module and the second electronic module through an Inter-Integrated Circuit Sound (IS) bus. Specifically, the microcontrol unit 300 may control audio data to be transferred between the first electronic module and the second electronic module through the I2S bus through a control command.

At this time, I2S refers to a serial bus interface standard designed for digital audio devices such as CD players, DSPs, and digital TVs.

The microcontroller unit 300 according to an embodiment may transmit a control command for a tone arrangement operation performed by the first electronic module during advanced algorithm processing of audio data to the first electronic module.

At the same time, the microcontroller unit 300 may transmit a control command to the second electronic module so that the second electronic module performs low-pass processing and housing processing among advanced algorithm processing.

Through this, the microcontrol unit 300 may distribute control commands for advanced algorithm processing to the first electronic module and the second electronic module.

Referring to FIG. 5, when the audio processing unit 600 performs a sound source process for generating audio data (510), the audio data is divided into left audio data (L) and right audio data (R), and the first electronic module It can be transferred to the second electronic module via 100.

Thereafter, when audio data is transmitted to the second electronic module 200, the second electronic module 200 may perform low-pass processing on the transmitted audio data (520). In this case, the low-pass processing may refer to a process of adding a reverb sound field effect to a low-pitched sound range of the transmitted audio data.

Audio data processed in low-pass by the second electronic module 200 may be divided into left audio data (L) and right audio data (R) and transmitted to the first electronic module 100 .

The first electronic module 100 may perform tone cleaning on the low-pass processed audio data transmitted from the second electronic module 200 (530).

The audio data tone arranged by the first electronic module 100 is divided into front (FL, FR) and rear (RL, RR), and the front audio data (FL, FR) may be transmitted to the audio processing unit 600, The rear audio data RL and RR may be transmitted to the second electronic module 200 .

When the rear audio data (RL, RR) having a tone arrangement is transmitted from the first electronic module 100, the second electronic module 200 may perform housing processing on it (540). The audio data housed and processed by the second electronic module 200 may be transmitted to the audio processing unit 600 .

Thereafter, the audio processing unit 600 transmits the tone-cleared front audio data (FL″, FR″) transmitted from the first electronic module 100 and the housing-processed audio data transmitted from the second electronic module 200 ( Sound matching processing for RL''', RR''') may be performed (550).

In this case, the audio processing unit 600 may delay the front audio data FL″ and FR″ to perform a sound matching process with the rear audio data RL″ and RR″.

The audio processing unit 600 may perform volume processing on the sound matching-processed audio data (560) and may perform ripple processing (570).

Through this, since the advanced algorithm processing of audio data can be distributed to the first electronic module and the second electronic module, there is an advantage in that the advanced algorithm can be processed without using a separate high-performance chip.

Referring to FIG. 6, when the audio processing unit 600 performs a sound source process for generating audio data (610), the audio data is divided into left audio data (L) and right audio data (R), and the first electronic module It can be transferred to the second electronic module via 100.

When audio data is transmitted to the second electronic module 200, the second electronic module 200 may perform low-pass processing on the transmitted audio data (620).

The second electronic module 200 may perform low-pass processing on the transmitted audio data (620), and then perform tone cleaning on the low-pass processed audio data (630).

Thereafter, the audio data tone arranged by the second electronic module 200 is divided into front (FL'', FR'') and rear (RL'', RR'', not shown) front audio data (FL''). , FR″) may be transmitted to the audio processing unit 600.

The second electronic module 200 may perform housing processing on the rear audio data (RL'', RR'', not shown) among the audio data with the tone trimmed (640). The audio data RL''' and RR''' housed and processed by the second electronic module 200 may be transmitted to the audio processor 600.

Thereafter, the audio processing unit 600 transmits the tone-cleared front audio data (FL″, FR″) transmitted from the second electronic module 100 and the housing-processed rear audio data transmitted from the second electronic module 200 Sound matching processing for (RL''', RR''') may be performed (550).

In this case, the audio processing unit 600 may delay the front audio data FL″ and FR″ to perform a sound matching process with the rear audio data RL″ and RR″.

The audio processing unit 600 may perform volume processing on the sound matching-processed audio data (560) and may perform ripple processing (570).

Through this, since the advanced algorithm processing of audio data can be distributed to the second electronic module, there is an advantage in that the advanced algorithm can be processed without using a separate high-performance chip.

As above, the disclosed embodiments have been described with reference to the accompanying drawings. Those skilled in the art to which the present invention pertains will understand that the present invention can be implemented in a form different from the disclosed embodiments without changing the technical spirit or essential characteristics of the present invention. The disclosed embodiments are illustrative and should not be construed as limiting.

1: vehicle
100: first electronic module
200: second electronic module
300: micro control unit
400: Amp
500: speaker
600: audio processing unit

Claims (20)

a first electronic module for receiving audio data of a first frequency band;
a second electronic module that performs first signal processing on audio data of a second frequency band; and
A microcontrol unit for distributing a control command for at least one of the second signal processing of the audio data to a first electronic module and a second electronic module;
The second signal processing,
A vehicle including low-pass processing, tone clearing and housing processing of the audio data requiring high capacity. According to claim 1,
The micro control unit,
Distributing a control command to the first electronic module and the second electronic module by transferring a control command for the at least one to the second electronic module so that at least one of the second signal processing is performed by the second electronic module. vehicle to do. According to claim 2,
The micro control unit,
A control command is transmitted to the first electronic module and the first electronic module so that the tone arrangement of the audio data is performed by the first electronic module, and the low-pass processing and the housing processing of the audio data are performed by the second electronic module. 2 Vehicles dispensing with electronic modules. According to claim 3,
The micro control unit,
The audio data processed by the second electronic module is transmitted to the first electronic module, and a control command is transmitted to the first electronic module and the second electronic module to arrange the tone of the audio data subjected to the low-pass processing by the first electronic module. Vehicle dispensing with electronic modules. According to claim 4,
The micro control unit,
A control command is sent to the first electronic module and the second electronic module so that the audio data with tone arrangement by the first electronic module is transmitted to the second electronic module, and the audio data with tone arrangement is housed by the second electronic module. Vehicle dispensing with electronic modules. According to claim 1,
The micro control unit,
and distributing control commands to the first electronic module and the second electronic module so that the second electronic module performs all of the second signal processing, including low-pass processing, tone clearance, and housing processing of the audio data. According to claim 2,
and an audio processing unit delaying at least one of audio data transmitted from the first electronic module and audio data transmitted from the second electronic module. According to claim 7,
The audio processing unit,
and delaying at least one of audio data tone-cleared by the first electronic module and audio data housed by the second electronic module. According to claim 1,
The second electronic module,
A vehicle that performs first signal processing including decoding of audio data specialized to one of DAB, DAB+, DRM and DRM+. According to claim 1,
The micro control unit,
A vehicle for controlling communication between the first electronic module and the second electronic module through an Inter-Integrated Circuit Sound (IS) bus. Receiving audio data of a first frequency band;
performing first signal processing on audio data of a second frequency band; and
distributing a control command for at least one of the second signal processing for the audio data to a first electronic module and a second electronic module;
The second signal processing,
A control method of a vehicle including low-pass processing, tone arrangement, and housing processing of the audio data requiring high capacity. According to claim 11,
Distributing the control command,
Distributing a control command to the first electronic module and the second electronic module by transferring a control command for the at least one to the second electronic module so that at least one of the second signal processing is performed by the second electronic module. vehicle control method. According to claim 12,
Distributing the control command,
A control command is transmitted to the first electronic module and the first electronic module so that the tone arrangement of the audio data is performed by the first electronic module, and the low-pass processing and the housing processing of the audio data are performed by the second electronic module. 2 Vehicle control method distributed by electronic module. According to claim 13,
Distributing the control command,
Audio data that has been low-pass processed by the second electronic module is transmitted to the first electronic module, and a control command is transmitted to the first electronic module and the second electronic module so that the low-pass processed audio data is tone-cleared by the first electronic module. A control method of a vehicle that distributes to an electronic module. According to claim 14,
Distributing the control command,
A control command is sent to the first electronic module and the second electronic module so that the audio data with tone arrangement by the first electronic module is transmitted to the second electronic module, and the audio data with tone arrangement is housed by the second electronic module. A control method of a vehicle that distributes to an electronic module. According to claim 11,
Distributing the control command,
and distributing a control command to the first electronic module and the second electronic module so that the second electronic module performs all of the second signal processing including low-pass processing, tone cleaning, and housing processing of the audio data. According to claim 12,
The vehicle control method further comprising delaying at least one of audio data transmitted from the first electronic module and audio data transmitted from the second electronic module. According to claim 17,
The step of delaying the audio data,
A method for controlling a vehicle which delays at least one of audio data tone arranged by the first electronic module and audio data housed by the second electronic module. According to claim 11,
Performing the first signal processing,
A method for controlling a vehicle including decoding of audio data specialized to one of DAB, DAB+, DRM and DRM+. According to claim 11,
Distributing the control command,
and controlling communication between the first electronic module and the second electronic module through an Inter-Integrated Circuit Sound (IS) bus.

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