CN213906909U

CN213906909U - Panoramic sound equipment in car

Info

Publication number: CN213906909U
Application number: CN202023101347.5U
Authority: CN
Inventors: 丁洪兵; 瞿成名; 沈跃武; 殷惠龙; 王小青; 柴国强; 周建明
Original assignee: Suzhou Sonavox Electronics Co Ltd
Current assignee: Suzhou Sonavox Electronics Co Ltd
Priority date: 2020-12-21
Filing date: 2020-12-21
Publication date: 2021-08-06
Anticipated expiration: 2030-12-21
Also published as: WO2022134521A1

Abstract

The utility model discloses a panoramic sound device in a vehicle, which comprises at least one vehicle door loudspeaker group corresponding to each vehicle door; a center speaker provided at a front instrument panel of the vehicle; a surround speaker provided at a rear side of the rear seat to correspond to the rear seat ear; a subwoofer provided in a rear trunk of the vehicle; and an exciter provided at a ceiling above the seats, at least one of the exciters being provided for each seat. The utility model discloses an all-round car inner space that has covered of panorama acoustic system can produce the panorama audio of high quality, and the passenger can adjust the sound field of different scenes according to the hobby and the demand of oneself.

Description

Panoramic sound equipment in car

Technical Field

The utility model relates to an on-vehicle audio playback equipment field, concretely relates to panoramic sound equipment in car.

Background

As automobiles enter thousands of households, the requirements of people on the effects of vehicle-mounted sound equipment are continuously improved.

Because the interior of the car is a closed space, and the space is small, and the number of reflected signals is large, the problems of sound effect processing of a sound field, layout of loudspeakers and how to realize the effect of a theater or a cinema in the car are particularly complicated. The sound system of many cars is too simple to achieve the panoramic sound effect, and the sound effect is poor. For example, a three-dimensional surround stereo arrangement structure of a car disclosed in patent 201120455091.X is composed of a main stereo system on an instrument panel and a loudspeaker on a top inner decorative plate, and the stereo surround sound field has a single sound source and poor sound effect.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides an in-car panorama sound equipment, its sound field can the whole car inner space of all-round cover, brings for the good sense of hearing of personnel by bus and experiences.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

an in-vehicle panoramic acoustic apparatus comprising an acoustic generation device, the acoustic generation device comprising: a door speaker group for being disposed at a door, each door corresponding to at least one of the door speaker groups; a center speaker for being disposed at a front side instrument panel of the vehicle; a surround speaker for setting a rear side of the rear seat to correspond to the rear seat ear; a subwoofer for placement in a trunk of a vehicle; and an exciter for being provided at a ceiling above the seats, at least one of said exciter for each seat. The sound production device is used for reproducing sound, and the plurality of loudspeakers are matched to realize panoramic sound.

In one embodiment, the sound generating device further comprises: a vibrator for being disposed under the seat.

Further, at least one vibrator is arranged below the seats of the main driver and the auxiliary driver respectively. The vibrator can produce sound and vibration sense.

In one embodiment, each of the door speaker groups includes a woofer, a midrange speaker, and a tweeter, respectively.

In one embodiment, at least one of the surround speakers is disposed behind the left rear seat, and at least one of the surround speakers is disposed behind the right rear seat.

In an embodiment, the sound generating device further comprises a headrest speaker.

Furthermore, the main driver and the auxiliary driver are respectively provided with one headrest loudspeaker.

In an embodiment, the panoramic sound equipment in the vehicle further includes a vehicle-mounted power amplifier for driving the sound generating device.

In one embodiment, the vehicle-mounted power amplifier has 20 or more than 20 driving channels.

In an embodiment, the in-vehicle panoramic sound device further includes a vehicle-mounted host for providing a multi-channel audio signal to the vehicle-mounted power amplifier.

The utility model adopts the above scheme, compare prior art and have following advantage:

in the panoramic sound equipment in the vehicle of the utility model, each vehicle door corresponds to at least one vehicle door loudspeaker group; the center speaker is arranged at the front side instrument panel of the vehicle; a surround speaker disposed at a rear side of the rear seat; a subwoofer provided in a rear trunk of the vehicle; the exciter is arranged at a ceiling above the seats, and each seat corresponds to at least one exciter; the sound production device is used for replaying sound, the plurality of loudspeakers are matched to realize panoramic sound, the space in the vehicle is covered in all directions by the sound field of the panoramic sound system, high-quality panoramic sound effect can be generated, and passengers can adjust the sound fields of different scenes according to own hobbies and demands.

Drawings

In order to more clearly illustrate the technical solution of the present invention, the drawings needed to be used in the description of the embodiments are briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.

Fig. 1 is a block diagram of a panoramic acoustic apparatus according to an embodiment of the present invention;

fig. 2 is a schematic layout view of the sound generating device in fig. 1.

In the above-described figures of the drawings,

1. a door speaker group; 101. a tweeter; 102. a mediant loudspeaker; 103. a woofer; 2. a surround speaker; 3. a mid-mounted speaker; 4. an exciter; 5. a vibrator; 6. a headrest speaker; 7. a subwoofer; 8. a host; 9. amplifying power; 10. a seating area.

Detailed Description

The following detailed description of the preferred embodiments is provided in conjunction with the accompanying drawings to enable those skilled in the art to more readily understand the advantages and features of the present invention. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. Furthermore, the technical features mentioned in the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.

In the description of the present invention, it should be noted that the terms "front", "back", "upper", "lower", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

The present embodiment provides an in-vehicle panoramic sound apparatus including a sound generating device (constituting a speaker arrangement side). Referring to fig. 2, the sound generating apparatus includes: a door speaker group 1 for being disposed at a door, one door speaker group 1 for each door; a center speaker 3 for being disposed at a front side instrument panel of the vehicle; a surround speaker 2 for setting a rear side of the rear seat to correspond to the rear seat human ear; a subwoofer 7 for installation in the trunk of the vehicle, in this embodiment specifically a dual voice coil speaker; and an exciter 4 for being provided at a ceiling above the seats, one exciter 4 for each seat. The sound production device is used for reproducing sound, and the plurality of loudspeakers are matched to realize panoramic sound. N in fig. 1 represents the number of door speaker groups, generally equal to the number of vehicle doors. For example, in a typical four-door household car, the total number N of door speakers 1 is 4.

In this embodiment, the sound generating apparatus further includes: a vibrator 5 for being disposed under the seat. Specifically, one vibrator 5 is provided under each of the seats for the main ride and the sub-ride. The vibrator 5 may produce sound or a vibration sensation.

In the present embodiment, each door-speaker group 1 includes a woofer 103, a midrange speaker 102, and a tweeter 101, respectively.

In the present embodiment, one surround speaker 2 is provided behind the left rear seat, and one surround speaker 2 is provided behind the right rear seat.

In this embodiment, the sound generating device further comprises a headrest speaker 6. The main driver and the assistant driver are respectively provided with a headrest loudspeaker 6.

In the present embodiment, referring to fig. 2, an exciter 4, a vibrator 5, a headrest speaker 6 are provided around the primary and secondary riding areas 10; the rear seat seating area 10 is surrounded by the exciter 4, surround speaker 2.

Referring to fig. 1, the panoramic sound equipment in the vehicle comprises a vehicle-mounted host 8 and a vehicle-mounted power amplifier 9. The car power amplifier 9 amplifies the multi-channel source to drive the loudspeaker and exciter 4. Further, the vehicle-mounted power amplifier 9 has 26 driving channels.

In this embodiment, the panoramic sound equipment in the vehicle further comprises a vehicle-mounted host 8 for providing a multi-channel audio signal to a vehicle-mounted power amplifier 9. The in-vehicle host 8 decodes and processes the sound source of the panoramic sound system. The vehicle-mounted host 8 comprises a DSP chip, the vehicle-mounted main body 8 is electrically connected with the vehicle-mounted power amplifier 9 through a vehicle-mounted audio bus, an MOST bus or an Ethernet cable, and each channel of the vehicle-mounted power amplifier 9 is electrically connected with the corresponding loudspeaker through a cable.

The panoramic sound equipment in the vehicle has the following advantages:

in the car interior panoramic sound system and the layout of the car interior panoramic sound system, each car door corresponds to at least one car door loudspeaker group 1; the center speaker 3 is disposed at a front instrument panel of the vehicle; a surround speaker 2 provided on the rear side of the rear seat; a subwoofer 7 provided in a rear trunk of the vehicle; and the exciter 4 is arranged at the ceiling above the seats, and each seat corresponds to at least one exciter 4. The sound production device is used for reproducing sound, and the plurality of loudspeakers are matched to realize panoramic sound. The panoramic sound system can comprehensively cover the space in the vehicle, can generate high-quality panoramic sound effect, and passengers can adjust sound fields of different scenes according to own hobbies and requirements.

The above embodiments are only for illustrating the technical concept and features of the present invention, and are preferred embodiments, which are intended to enable persons skilled in the art to understand the contents of the present invention and to implement the present invention, and thus, the protection scope of the present invention cannot be limited thereby.

Claims

1. An in-vehicle panoramic sound device, includes sound generating mechanism, its characterized in that, sound generating mechanism includes:

a door speaker group for being disposed at a door, each door corresponding to at least one of the door speaker groups;

a center speaker for being disposed at a front side instrument panel of the vehicle;

a surround speaker for setting a rear side of the rear seat to correspond to the rear seat ear;

a subwoofer for placement in a trunk of a vehicle; and

an exciter for location at a ceiling above seats, at least one said exciter for each seat.

2. The in-vehicle panoramic acoustic apparatus of claim 1, wherein the sound generating device further comprises:

a vibrator for being disposed under the seat.

3. The in-vehicle panoramic acoustic apparatus of claim 2, wherein at least one vibrator is provided under each of the seats of the main driver and the sub driver.

4. The in-vehicle panoramic acoustic apparatus of claim 1, wherein each of the door speaker sets includes a woofer, a midrange speaker and a tweeter, respectively.

5. The in-vehicle panoramic acoustic apparatus of claim 1, wherein at least one of the surround speakers is disposed behind a left rear seat and at least one of the surround speakers is disposed behind a right rear seat.

6. The in-vehicle panoramic acoustic apparatus of claim 1, wherein the sound generating device further comprises a headrest speaker.

7. The in-vehicle panoramic acoustic apparatus of claim 6, wherein the headrest speakers are provided on the main car and the assistant car, respectively.

8. The in-vehicle panoramic acoustic apparatus according to claim 1, further comprising a vehicle-mounted power amplifier for driving the sound generating device.

9. The panoramic acoustic apparatus in a vehicle of claim 8, wherein the vehicle-mounted power amplifier has 20 or more than 20 driving channels.

10. The in-vehicle panoramic acoustic apparatus of claim 8, further comprising an in-vehicle host for providing a multi-channel audio signal to the in-vehicle power amplifier.