CN210007848U - Portable sound box - Google Patents

Abstract

The utility model provides portable sound boxes, including sound collection system and sound box body, sound collection system with sound box body separation sets up, and wireless communication connects, sound collection system includes a plurality of microphones, sets up on gathering the board, and is a plurality of the microphone gathers multichannel sound signal respectively to convert multichannel sound signal into multichannel microphone digital signal respectively, export to sound box body.

Description

Portable sound box

Technical Field

The utility model relates to an intelligence audio amplifier field especially relates to portable audio amplifiers.

Background

The intelligent sound box is a product of upgrading sound boxes, is tools for a household consumer to surf the internet by voice, such as song ordering, online shopping or weather forecast knowing, and can also control intelligent household equipment, such as opening a curtain, setting the temperature of a refrigerator, raising the temperature of a water heater in advance and the like.

Present intelligent audio amplifier because the microphone all is located the audio amplifier body for intelligent audio amplifier is bulky. When a user needs to carry the sound signal acquisition device and play the sound signal in real time, the device is inconvenient to carry. It is difficult to meet the increasingly personalized use requirements of users.

SUMMERY OF THE UTILITY MODEL

() problems to be solved

The utility model provides kinds of portable sound boxes, which at least partially solves the technical problems.

(II) technical scheme

According to aspects of the utility model, the portable sound boxes comprise a sound collection device and a sound box body, wherein the sound collection device is separated from the sound box body and is connected with the sound box body in a wireless communication mode, the sound collection device comprises a plurality of microphones arranged on a collection plate, and the plurality of microphones respectively collect multi-path sound signals, respectively convert the multi-path sound signals into multi-path microphone digital signals and output the multi-path microphone digital signals to the sound box body.

In the embodiments of the present invention, a plurality of microphone arrays are distributed on the collection board.

In , the sound collection device further comprises a single chip disposed on the collection board, wherein the single chip receives the plurality of microphone digital signals obtained by the plurality of microphones and outputs the microphone digital signals to the sound box body.

The utility model discloses an some embodiments, the singlechip includes digital coding module and emission module, digital coding module carries out the line processing with multichannel microphone digital signal, obtains way microphone digital signal of waiting to export, emission module with digital coding module communication connection, emission module receives the microphone digital signal of waiting to export of digital coding module output, and send to the audio amplifier body.

In the embodiments of the present invention, the sound box body comprises a main controller disposed on the sound box body, wherein the main controller receives the microphone digital signal sent by the sound collection device and processes the signal.

In the embodiments of the present invention, the main controller comprises a receiving module and a second digital coding module, the receiving module receives the microphone digital signals sent by the sound collecting device, and the second digital coding module performs parallel processing on the microphone digital signals received by the receiving module to restore the microphone digital signals into multiple paths of microphone digital signals.

In the embodiments of the present invention, the wireless connection is any of a radio frequency connection and a bluetooth connection.

In embodiments of the present invention, the array shape is or more of circular, rectangular and polygonal.

(III) advantageous effects

It can be seen from the above technical solution that the portable sound box of the present invention has at least or portion thereof with the following beneficial effects:

(1) the utility model discloses well sound collection system and audio amplifier body separation set up, and convenience of customers carries more.

(2) The utility model discloses the microphone that well array distributes is favorable to improving the effect that the audio frequency was gathered.

Drawings

Fig. 1 is a schematic structural view of the portable sound box according to an embodiment of the present invention.

Detailed Description

The utility model provides portable sound boxes, including sound collection system and sound box body, sound collection system with sound box body separation sets up, and wireless communication connects, sound collection system includes a plurality of microphones, sets up on gathering the board, and is a plurality of the microphone is gathered multichannel sound signal respectively to convert multichannel sound signal into multichannel microphone digital signal respectively, export to sound box body, the utility model discloses well sound collection system sets up with sound box body separation, and more convenience of customers carries, satisfies user's individualized demand.

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in with reference to the following embodiments.

Indeed, various embodiments of the invention may be embodied in many different forms and should not be construed as limited to the embodiments set forth herein, which are provided so that the invention satisfies applicable legal requirements.

In an exemplary embodiment of the present invention, portable speakers are provided, fig. 1 is a schematic structural view of a portable speaker according to an embodiment of the present invention, as shown in fig. 1, the portable speaker of the present invention includes a sound collection device and a speaker body, wherein the sound collection device is separated from the speaker body and is connected to the speaker body in a wireless communication manner, and the wireless connection can select of the rf connection and the bluetooth connection, or other preferable wireless communication manners.

The following describes each component of the portable sound box of the present embodiment in detail.

The sound collection device includes a plurality of microphones and a single chip microcomputer, which are described below.

A plurality of microphones arranged on the collecting plate; the microphones collect multi-path sound signals respectively, convert the multi-path sound signals into multi-path microphone digital signals respectively and output the multi-path microphone digital signals to the sound box body. Specifically, a plurality of microphone arrays are distributed on the collecting plate, and the shape of the array distribution is not particularly limited, and may be a circle, a rectangle, a polygon, or another shape.

The single chip microcomputer is arranged on the acquisition board and used for receiving the multiple paths of microphone digital signals acquired by the microphones respectively and outputting the microphone digital signals to the sound box body, and the single chip microcomputer further comprises an -th digital coding module and a transmitting module, wherein the -th digital coding module carries out line conversion processing on the multiple paths of microphone digital signals to obtain paths of microphone digital signals to be output, the transmitting module is in communication connection with the -th digital coding module, and the transmitting module receives the microphone digital signals to be output and output, which are output by the -th digital coding module, and sends the microphone digital signals to the sound box body.

The sound box body is provided with a main controller, and the main controller receives the microphone digital signals sent by the sound collection device and processes the signals. The master controller further includes: the device comprises a receiving module and a second digital coding module. And the receiving module receives the microphone digital signal sent by the transmitting module in the sound acquisition device. And the second digital coding module performs parallel conversion processing on the microphone digital signals received by the receiving module, and restores the single-path microphone digital signals into n paths of microphone digital signals.

As a specific embodiment of , the signal processing process of the portable sound box provided by the present invention in use will be further described with reference to step .

The method comprises the steps that a plurality of microphones on a sound acquisition device respectively acquire a plurality of paths of sound signals and respectively convert the plurality of paths of sound signals into a plurality of paths of microphone digital signals, an th digital coding module of a single chip microcomputer carries out line conversion processing on the plurality of paths of microphone digital signals to obtain paths of microphone digital signals to be output, signal modulation is carried out in a transmitting module of the single chip microcomputer, the microphone digital signals to be output are modulated into radio frequency signals and then are sent to a main controller on a sound box body, a receiving module of the main controller receives the radio frequency signals sent by the sound acquisition device, the microphone digital signals received by the receiving module are converted and processed in parallel through a second digital coding module to be reduced into n paths of microphone digital signals, and then other audio algorithm processing is carried out according to user requirements.

So far, the embodiments of the present invention have been described in detail with reference to the accompanying drawings. It is to be noted that, in the attached drawings or in the description, the implementation modes not shown or described are all the modes known by the ordinary skilled person in the field of technology, and are not described in detail. Further, the above definitions of the various elements and methods are not limited to the various specific structures, shapes or arrangements of parts mentioned in the examples, which may be easily modified or substituted by those of ordinary skill in the art.

From the above description, those skilled in the art should clearly recognize the portable sound box of the present invention.

To sum up, the utility model provides an kinds of sound collection system and audio amplifier body separation setting, the portable audio amplifier that the more convenience of customers carried have very big application space and prospect in the development of intelligent audio amplifier equipment.

It should also be noted that unless otherwise indicated, all numbers expressing quantities of ingredients, reaction conditions, and so forth used in the specification and claims are to be understood as being modified in all instances by the term "about". is intended to be interpreted to mean any number specifically limited to a value within the range of 10% for examples, 5% for examples, 1% for examples, and 0.5% for examples.

The word "" or "" preceding an element does not exclude the presence of a plurality of such elements.

The use of ordinal numbers such as "", "second", "third", etc., in the specification and claims to modify a corresponding element does not by itself connote any ordinal number of the element or imply a sequence between and elements or a sequence in a method of manufacture, and is used merely to distinguish a designated element from a designated element with clarity.

Similarly, it should be appreciated that in the foregoing description of exemplary embodiments of the invention, various features of the invention are sometimes grouped together by in a single embodiment, figure, or description thereof for the purpose of streamlining the disclosure and aiding in the understanding of the same, however, the method of disclosure is not to be interpreted as reflecting an intention that the claimed invention requires more features than are expressly recited in each claim.

The above-mentioned embodiments, the purpose, technical solution and advantages of the present invention have been described in , it should be understood that the above description is only the embodiments of the present invention, and should not be used to limit the present invention, and any modifications, equivalent substitutions, improvements and the like made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims (8)

1. The portable sound box is characterized by comprising a sound collection device and a sound box body, wherein the sound collection device is separated from the sound box body and is in wireless communication connection with the sound box body, and the sound collection device comprises:

   a plurality of microphones arranged on the collecting plate; the microphones collect multi-path sound signals respectively, convert the multi-path sound signals into multi-path microphone digital signals respectively and output the multi-path microphone digital signals to the sound box body.
2. 2. The portable sound enclosure of claim 1, wherein a plurality of microphone arrays are distributed on the collection board.
3. 3. The portable sound box according to claim 1, wherein the sound collection device further comprises:

   the single chip microcomputer is arranged on the acquisition board; the single chip microcomputer receives the plurality of paths of microphone digital signals acquired by the plurality of microphones and outputs the microphone digital signals to the sound box body.
4. 4. The portable sound box according to claim 3, wherein the single chip microcomputer comprises:

   the digital coding module is used for carrying out line conversion processing on the multiple paths of microphone digital signals to obtain paths of microphone digital signals to be output;

   the transmitting module is in communication connection with the th digital coding module and receives the microphone digital signal to be output, which is output by the th digital coding module, and sends the microphone digital signal to the sound box body.
5. 5. The portable sound box according to claim 1, wherein the sound box body comprises:

   and the main controller is arranged on the sound box body and is used for receiving the microphone digital signal sent by the sound acquisition device and processing the signal.
6. 6. The portable sound box of claim 5, wherein the master controller comprises:

   the receiving module is used for receiving the microphone digital signal sent by the sound acquisition device;

   and the second digital coding module is used for converting and parallel processing the microphone digital signals received by the receiving module and restoring the microphone digital signals into multi-path microphone digital signals.
7. 7. The portable sound box of any of claims 1-6, wherein the wireless connection is any of a radio frequency connection and a Bluetooth connection.
8. 8. The portable sound enclosure of claim 2, wherein the array shape is or more of circular, rectangular, and polygonal.