WO2020238700A1 - 无线音频转换装置及无线音响系统 - Google Patents

无线音频转换装置及无线音响系统 Download PDF

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Publication number
WO2020238700A1
WO2020238700A1 PCT/CN2020/091082 CN2020091082W WO2020238700A1 WO 2020238700 A1 WO2020238700 A1 WO 2020238700A1 CN 2020091082 W CN2020091082 W CN 2020091082W WO 2020238700 A1 WO2020238700 A1 WO 2020238700A1
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Prior art keywords
wireless
conversion device
audio
audio conversion
interface
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PCT/CN2020/091082
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English (en)
French (fr)
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何庚桓
黄俊杰
刘国栋
罗君
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惠州视维新技术有限公司
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Publication of WO2020238700A1 publication Critical patent/WO2020238700A1/zh

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    • GPHYSICS
    • G08SIGNALLING
    • G08CTRANSMISSION SYSTEMS FOR MEASURED VALUES, CONTROL OR SIMILAR SIGNALS
    • G08C17/00Arrangements for transmitting signals characterised by the use of a wireless electrical link
    • G08C17/02Arrangements for transmitting signals characterised by the use of a wireless electrical link using a radio link
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R3/00Circuits for transducers, loudspeakers or microphones

Definitions

  • This application relates to the field of audio technology, in particular to a wireless audio conversion device and a wireless audio system.
  • the TV needs to be connected to the power amplifier first, and then connected to the audio through the power amplifier, but in the process of connecting the TV to the power amplifier and the power amplifier to the audio, wiring is required and the connection is complicated and cumbersome, and there are connections
  • the shortcomings of single method and impact on aesthetics are very inconvenient to use.
  • the main purpose of this application is to propose a wireless audio conversion device, which aims to solve the technical problem of complicated connections between televisions and power amplifiers and speakers in the prior art.
  • the wireless audio conversion device is connected to a television through a data transmission interface, and is wirelessly connected to a wireless speaker; the wireless audio conversion device receives the data through the data transmission interface The digital signal sent by the television is converted into an audio signal and then wirelessly transmitted to the wireless speaker.
  • the wireless audio conversion device includes an MCU and an audio conversion module electrically connected to the MCU; the MCU is connected to the television through the data transmission interface, and is configured to receive The digital signal; the audio conversion module for converting the digital signal into the audio signal.
  • the wireless audio conversion device includes a wireless transmission module, the wireless transmission module is connected to the audio conversion module, and the wireless transmission module is configured to receive the audio signal and transmit the audio signal to the wireless sound.
  • the wireless transmitting module includes at least one of a 5G wireless transmitting module, a 2.4G wireless transmitting module, and a Bluetooth transmitting module.
  • the number of the audio conversion modules is multiple, and each of the audio conversion modules is connected to the MCU.
  • the audio signal is an I2S signal.
  • the wireless audio conversion device further includes a power supply module connected to the MCU, and the power supply module is configured to supply power to the MCU.
  • the power supply module includes an AC power input terminal and a power supply circuit, and the AC power input terminal is connected to the MCU through the power supply circuit.
  • the data transmission interface is an HDMI interface
  • the HDMI interface includes an HDMI ARC interface or an HDMI EARC interface.
  • the present application also provides a wireless audio system, which includes a TV, a wireless audio, and the wireless audio conversion device.
  • the wireless audio conversion device when the wireless audio conversion device is working, the wireless audio conversion device is first connected to the TV through the data transmission interface to receive the digital signal transmitted by the TV, and then the wireless audio conversion device converts the received digital signal into audio Signal, and finally the audio signal is wirelessly transmitted to the wireless speaker.
  • This application realizes the wireless connection of the TV and the wireless speaker through the wireless audio conversion device, no need to set up the power amplifier to realize the connection between the speaker and the TV, and does not need wiring, the operation is simple and does not affect the transmission of the TV audio data quality.
  • FIG. 1 is a schematic structural diagram of a wireless audio conversion device according to an embodiment of the application.
  • fixed can be a fixed connection, a detachable connection, or a whole; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless specifically defined otherwise.
  • fixed can be a fixed connection, a detachable connection, or a whole; It can be a mechanical connection or an electrical connection; it can be directly connected or indirectly connected through an intermediate medium, and it can be the internal communication between two components or the interaction relationship between two components, unless specifically defined otherwise.
  • the wireless audio conversion device 100 is connected to the TV 300 through the data transmission interface 1, and is wirelessly connected to the wireless speaker 200; the wireless audio conversion device 100 receives the television through the data transmission interface 1.
  • the digital signal sent by the device 300 is converted into an audio signal and then wirelessly transmitted to the wireless speaker 200.
  • the data transmission interface 1 of the wireless audio conversion device 100 is connected to the television 300 to receive the digital signal transmitted by the television 300, and then the wireless audio conversion device 100 converts the received digital signal.
  • the signal is converted into an audio signal, and finally the audio signal is wirelessly transmitted to the wireless speaker 200 to complete the conversion and transmission of audio data.
  • the wireless audio conversion device 100 realizes the wireless connection between the TV 300 and the wireless audio 200, and there is no need to set up a power amplifier to realize the connection between the audio and the TV 300, and no wiring is required. The operation is simple and the TV is not affected.
  • the transmission quality of the audio data of the machine 300 is very low noise amplifier
  • the wireless audio conversion device 100 of this embodiment includes an MCU 2 and an audio conversion module 3 electrically connected to the MCU 2; wherein, the MCU 2 is connected to the TV 300 through the data transmission interface 1, and is used to receive data transmitted by the TV 300. Digital signal; the audio conversion module 3 is used to convert the digital signal into an audio signal.
  • the input terminal of the data transmission interface 1 is connected to the TV 300, the output terminal of the data transmission interface 1 is connected to the input terminal of the MCU 2, and the input terminal of the MCU 2 is connected to the TV 300 through the data transmission interface 1, and the TV 300 passes data
  • the transmission interface 1 transmits the digital signal of the audio data to the MCU 2, and the MCU 2 encapsulates the received audio data to facilitate the transmission of the audio data.
  • the input end of the audio conversion module 3 is connected with the output end of the MCU 2, and the MCU 2 transmits the processed digital signal to the audio conversion module 3.
  • the audio conversion module 3 converts the digital signal into an audio signal.
  • the audio signal in this embodiment is I2S Signal, after converting the digital signal into audio signal, it can avoid the distortion induced by time difference.
  • the wireless audio conversion device 100 includes a wireless transmission module 4 connected to the audio conversion module 3, and the wireless transmission module 4 is used to receive audio signals and transmit audio signals to the wireless speaker 200.
  • the output end of the audio conversion module 3 is connected with the input end of the wireless transmission module 4.
  • the audio data converted by the audio conversion module 3 is transmitted to the wireless transmission module 4, and the wireless transmission module 4 wirelessly transmits the received audio data to the wireless transmission module through a wireless signal.
  • the wireless speaker 200 in this embodiment is a 5.1 multi-channel wireless speaker or a 7.1 multi-channel wireless speaker.
  • the wireless transmitting module 4 of this embodiment can be wirelessly connected to multiple wireless speakers 200 at the same time, so that the wireless audio conversion device 100 can simultaneously transmit audio data output by the television 300 to the multiple wireless speakers 200.
  • the wireless transmitting module 4 includes at least one of a 5G wireless transmitting module, a 2.4G wireless transmitting module, and a Bluetooth transmitting module.
  • the wireless transmitting module 4 includes a 5G wireless transmitting module, a 2.4G wireless transmitting module, and a Bluetooth transmitting module.
  • the wireless transmitting module 4 of different transmission forms is provided, so that the wireless audio conversion device 100 is more applicable and can be connected. Different types of wireless speakers 200.
  • the wireless transmitting module 4 is a 5G wireless transmitting module, which adopts a 5G wireless transmitting module, which has strong anti-interference ability, high throughput, strong expandability, poor penetration, and long transmission distance.
  • the wireless transmitting module of this application can be set according to actual usage, and this application is not limited.
  • the number of audio conversion modules 3 is multiple, and each audio conversion module 3 is connected to the MCU 2.
  • the input end of each audio conversion module 3 is connected to the MCU 2, and the output end of each audio conversion module 3 is connected to the wireless transmitting module 4.
  • the arrangement of multiple audio conversion modules 3 can improve the conversion efficiency of converting digital signals into audio signals, thereby enhancing the data transmission efficiency of the wireless audio conversion device 100.
  • the number of audio conversion modules 3 may be one or any other number, and this application does not limit the number of audio conversion modules 3.
  • the wireless audio conversion device 100 further includes a power supply module 5 connected to the MCU 2, and the power supply module 5 is used to supply power to the MCU 2.
  • the power supply module 5 of this embodiment can provide the MCU 2 with DC power with a stable voltage.
  • the power supply module 5 includes an AC power input terminal 51 and a power supply circuit 52, and the AC power input terminal is connected to the MCU 2 through the power supply circuit 52.
  • the power supply circuit 52 can step down the AC power input from the AC power input terminal 51 and convert the AC power into DC power, thereby providing the MCU 2 with a stable voltage DC power.
  • the power supply module 5 includes a battery.
  • the data transmission interface 1 is an HDMI interface.
  • the HDMI interface can transmit uncompressed audio data and video data, so that the wireless audio conversion device 100 can receive and transmit high-quality audio data.
  • HDMI interface includes HDMI ARC interface or HDMI EARC interface.
  • the data transmission interface 1 may be an RCA audio interface or a USB interface.
  • the present application also proposes a wireless audio system.
  • the wireless audio system includes a TV 300, a wireless audio 200, and the above-mentioned wireless audio conversion device 100.
  • the television 300 is provided with an HDMI ARC interface or an HDMI EARC interface corresponding to the wireless audio conversion device 100.
  • the television 300 transmits the uncompressed audio data to the wireless audio conversion device 100 through the HDMI ARC interface or the HDMI EARC interface, and the wireless audio conversion device 100 converts the received audio data, and finally wirelessly transmits it to multiple wireless speakers at the same time. Since the wireless audio system adopts all the technical solutions of all the foregoing embodiments, it has at least all the effects brought about by the technical solutions of the foregoing embodiments, which will not be repeated here.

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  • Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • General Physics & Mathematics (AREA)
  • Circuit For Audible Band Transducer (AREA)
  • Details Of Audible-Bandwidth Transducers (AREA)

Abstract

本申请公开一种无线音频转换装置及无线音响系统,所述无线音频转换装置通过数据传输接口与电视机连接,并与无线音响无线连接;所述无线音频转换装置通过所述数据传输接口接收所述电视机发出的数字信号,并将接收到的所述数字信号转换为音频信号后无线传输至所述无线音响。

Description

无线音频转换装置及无线音响系统
本申请要求于2019年5月30日提交中国专利局、申请号为201920822510.5、发明名称为“无线音频转换装置及无线音响系统”的中国专利申请的优先权,其全部内容通过引用结合在本申请中。
技术领域
本申请涉及音响技术领域,特别涉及一种无线音频转换装置及无线音响系统。
背景技术
随着科技的进步,人们生活水平的日益提高,各种娱乐设备的功能越来越多样化,使用也越来越方便。随着电视机高分辨率、高画质成像技术的发展,电视机高清画质已经开始普及,但是电视机的音质却得不到提升,难易满足人们高品质的视听要求,享受不到影院音频效果。而现有的家庭影院系统,采用的音响都是较为传统的音响,只是作为一个声音的放大,缺少较为智能的、便于操作的体验,也存在处理效果差,音质失真大,严重影响体验效果。一般实现电视机的声音回传功能需要电视机先连接功放机,然后通过功放机连接音响,但是在电视机连接功放机和功放机连接音响的过程中,需要布线且连接复杂、繁琐,存在连接方式单一及影响美观的缺点,使用非常不方便。
发明概述
技术问题
问题的解决方案
技术解决方案
本申请的主要目的是提出一种无线音频转换装置,旨在解决现有技术中电视机与功放机以及音响连接复杂的技术问题。
为实现上述目的,本申请提出的无线音频转换装置,所述无线音频转换装置通过数据传输接口与电视机连接,并与无线音响无线连接;所述无线音频转换装置通过所述数据传输接口接收所述电视机发出的数字信号,并将接收到的所述数字信号转换为音频信号后无线传输至所述无线音响。
可选地,所述无线音频转换装置包括MCU和与所述MCU电连接的音频转换模块;所述MCU,通过所述数据传输接口与所述电视机连接,用于接收所述电视机传输的所述数字信号;所述音频转换模块,用于将所述数字信号转换为所述音频信号。
可选地,所述无线音频转换装置包括无线发射模块,所述无线发射模块与所述音频转换模块连接,所述无线发射模块用于接收所述音频信号并发射所述音频信号至所述无线音响。
可选地,所述无线发射模块包括5G无线发射模块、2.4G无线发射模块以及蓝牙发射模块中的至少一种。
可选地,所述音频转换模块的数量为多个,各所述音频转换模块均与所述MCU连接。
可选地,所述音频信号为I2S信号。
可选地,所述无线音频转换装置还包括与所述MCU连接的供电模块,所述供电模块用于供电给所述MCU。
可选地,所述供电模块包括交流电输入端以及供电电路,所述交流电输入端通过所述供电电路与所述MCU连接。
可选地,所述数据传输接口为HDMI接口,所述HDMI接口包括HDMI ARC接口或者HDMI EARC接口。
本申请还提供一种无线音响系统,所述无线音响系统包括电视机、无线音响以及所述无线音频转换装置。
本申请的技术方案中,无线音频转换装置工作时,无线音频转换装置先通过数据传输接口与电视机连接来接收电视机传输的数字信号,然后无线音频转换装置将接收到的数字信号转换成音频信号,最后将音频信号无线传输给无线音响。本申请通过无线音频转换装置实现了电视机与无线音响的无线连接,不再需要设置功放机来实现音响与电视机的连接,且不需要布线,操作简单的同时不影响电视机音频数据的传输质量。
发明的有益效果
对附图的简要说明
附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案,下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍,显而易见地,下面描述中的附图仅仅是本申请的一些实施例,对于本领域普通技术人员来讲,在不付出创造性劳动的前提下,还可以根据这些附图示出的结构获得其他的附图。
图1为本申请一实施例无线音频转换装置的结构示意图。
附图标号说明:
[Table 1]
标号 名称 标号 名称
100 无线音频转换装置 5 供电模块
1 数据传输接口 51 交流电输入端
2 MCU 52 供电电路
3 音频转换模块 200 无线音响
本申请目的的实现、功能特点及优点将结合实施例,参照附图做进一步说明。发明实施例
本发明的实施方式
下面将结合本申请实施例中的附图,对本申请实施例中的技术方案进行清楚、完整地描述,显然,所描述的实施例仅仅是本申请的一部分实施例,而不是全部的实施例。基于本申请中的实施例,本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例,都属于本申请保护的范围。
另外,在本申请中如涉及“第一”、“第二”等的描述仅用于描述目的,而不能理解为指示或暗示其相对重要性或者隐含指明所指示的技术特征的数量。由此,限定有“第一”、“第二”的特征可以明示或者隐含地包括至少一个该特征。在本申请的描述中,“多个”的含义是至少两个,例如两个,三个等,除非另有明确具体的限定。
在本申请中,除非另有明确的规定和限定,术语“连接”、“固定”等应做广义理解,例如,“固定”可以是固定连接,也可以是可拆卸连接,或成一体;可以是机械连接,也可以是电连接;可以是直接相连,也可以通过中间媒介间接相连,可以是两个元件内部的连通或两个元件的相互作用关系,除非另有明确的限定。对于本领域的普通技术人员而言,可以根据具体情况理解上述术语在本申请中的具体含义。
另外,本申请各个实施例之间的技术方案可以相互结合,但是必须是以本领域普通技术人员能够实现为基础,当技术方案的结合出现相互矛盾或无法实现时应当认为这种技术方案的结合不存在,也不在本申请要求的保护范围之内。
如图1所示,在本申请一实施例中,无线音频转换装置100通过数据传输接口1与电视机300连接,并与无线音响200无线连接;无线音频转换装置100通过数据传输接口1接收电视机300发出的数字信号,并将接收到的数字信号转换为音频信号后无线传输至无线音响200。
本实施例的无线音频转换装置100工作时,先通过无线音频转换装置100的数据传输接口1与电视机300连接来接收电视机300传输的数字信号,然后无线音频转换装置100将接收到的数字信号转换成音频信号,最后将音频信号无线传输给无线音响200,完成音频数据的转换与传输。本实施例通过无线音频转换装置100实现了电视机300与无线音响200的无线连接,不再需要设置功放机来实现音响与电视机300的连接,且不需要布线,操作简单的同时不影响电视机300音频数据的传输质量。
具体地,本实施例的无线音频转换装置100包括MCU 2和与MCU 2电连接的音频转换模块3;其中,MCU 2通过数据传输接口1与电视机300连接,用于接收电视机300传输的数字信号;音频转换模块3用于将数字信号转换为音频信号。数据传输接口1的输入端与电视机300连接,数据传输接口1的输出端与MCU 2的输入端连接,MCU 2的输入端通过数据传输接口1与电视机300通讯连接,电视机300通过数据传输接口1向MCU 2传输音频数据的数字信号,MCU 2对接收到的音频数据进行数据封装,便于音频数据的传输。音频转换模块3的输入端与MCU  2的输出端连接,MCU 2将处理后的数字信号传输给音频转换模块3,音频转换模块3将数字信号转换为音频信号,本实施例的音频信号为I2S信号,将数字信号转换成音频信号后能避免了因时差诱发的失真。
本实施例中,无线音频转换装置100包括无线发射模块4,无线发射模块4与音频转换模块3连接,无线发射模块4用于接收音频信号并发射音频信号至无线音响200。音频转换模块3的输出端与无线发射模块4的输入端连接,音频转换模块3转换后的音频数据传输给无线发射模块4,无线发射模块4通过无线信号将接收到的音频数据无线传输给无线音响200。本实施例的无线音响200为5.1多声道无线音响或7.1多声道无线音响。本实施例的无线发射模块4能与多个无线音响200同时无线连接,从而实现了无线音频转换装置100将电视机300输出的音频数据同时传输给多个无线音响200。
本实施例无线音频转换装置100中,无线发射模块4包括5G无线发射模块、2.4G无线发射模块以及蓝牙发射模块中的至少一种。在一实施例中,无线发射模块4包括5G无线发射模块、2.4G无线发射模块以及蓝牙发射模块,设置不同传输形式的无线发射模块4,使得无线音频转换装置100的适用性更强,能够连接不同类型的无线音响200。在另一实施例中,无线发射模块4为5G无线发射模块,采用5G无线发射模块,抗干扰能力强、吞吐率高且扩展性强,且穿透性差,传输距离远。本申请的无线发射模块可根据实际使用情况设置,本申请不作限定。
本实施例中,音频转换模块3的数量为多个,各音频转换模块3均与MCU 2连接。各音频转换模块3的输入端均与MCU 2连接,且各音频转换模块3的输出端均与无线发射模块4连接。本实施例中,多个音频转换模块3之间的设置,能够提高将数字信号转换为音频信号的转换效率,从而来加强无线音频转换装置100的数据传输效率。其他实施例中,音频转换模块3的数量可为一个或其他任意数量,本申请对音频转换模块3的数量不作限制。
需要说明的是,无线音频转换装置100还包括与MCU 2连接的供电模块5,供电模块5用于供电给MCU 2。本实施例的供电模块5能为MCU 2提供稳定电压的直流电。在一实施例中,供电模块5包括交流电输入端51以及供电电路52,交流电输入端通过供电电路52与MCU 2连接。供电电路52能对交流电输入端51输入的 交流电进行降压并将交流电转换为直流电,从而为MCU 2提供稳定电压的直流电。另一实施例中,供电模块5包括电池。
本实施例中,数据传输接口1为HDMI接口,HDMI接口可以传输未压缩的音频数据及视频数据,使得无线音频转换装置100能够接收并传输高品质的音频数据。HDMI接口包括HDMI ARC接口或者HDMI EARC接口。其他实施例中,数据传输接口1可为RCA音频接口或USB接口。
本申请还提出一种无线音响系统,该无线音响系统包括电视机300、无线音响200以及上述的无线音频转换装置100,该无线音频转换装置100的具体结构参照上述实施例。电视机300对应无线音频转换装置100设置有HDMI ARC接口或者HDMI EARC接口。电视机300通过HDMI ARC接口或者HDMI EARC接口将无压缩的音频数据传输给无线音频转换装置100,无线音频转换装置100将接收的音频数据进行转换,最终同时无线传输给多个无线音响。由于无线音响系统采用了上述所有实施例的全部技术方案,因此至少具有上述实施例的技术方案所带来的所有效果,在此不再一一赘述。
以上仅为本申请的可选实施例,并非因此限制本申请的专利范围,凡是在本申请的构思下,利用本申请说明书及附图内容所作的等效结构变换,或直接/间接运用在其他相关的技术领域均包括在本申请的专利保护范围内。

Claims (20)

  1. 一种无线音频转换装置,其中,所述无线音频转换装置通过数据传输接口与电视机连接,并与无线音响无线连接;所述无线音频转换装置通过所述数据传输接口接收所述电视机发出的数字信号,并将接收到的所述数字信号转换为音频信号后无线传输至所述无线音响。
  2. 如权利要求1所述的无线音频转换装置,其中,所述无线音频转换装置包括MCU和与所述MCU电连接的音频转换模块;
    所述MCU,通过所述数据传输接口与所述电视机连接,配置为接收所述电视机传输的所述数字信号;
    所述音频转换模块,配置为将所述数字信号转换为所述音频信号。
  3. 如权利要求2所述的无线音频转换装置,其中,所述无线音频转换装置包括无线发射模块,所述无线发射模块与所述音频转换模块连接,所述无线发射模块配置为接收所述音频信号并发射所述音频信号至所述无线音响。
  4. 如权利要求3所述的无线音频转换装置,其中,所述无线发射模块包括5G无线发射模块、2.4G无线发射模块以及蓝牙发射模块中的至少一种。
  5. 如权利要求3所述的无线音频转换装置,其中,所述数据传输接口为HDMI接口;所述HDMI接口包括HDMI ARC接口或者HDMI EARC接口。
  6. 如权利要求2所述的无线音频转换装置,其中,所述音频转换模块的数量为多个,各所述音频转换模块均与所述MCU连接。
  7. 如权利要求2所述的无线音频转换装置,其中,所述无线音频转换装置还包括与所述MCU连接的供电模块,所述供电模块配置为供电给所述MCU。
  8. 如权利要求7所述的无线音频转换装置,其中,所述供电模块包括 交流电输入端以及供电电路,所述交流电输入端通过所述供电电路与所述MCU连接。
  9. 如权利要求2所述的无线音频转换装置,其中,所述数据传输接口为HDMI接口;所述HDMI接口包括HDMI ARC接口或者HDMI EARC接口。
  10. 如权利要求1所述的无线音频转换装置,其中,所述音频信号为I2S信号。
  11. 如权利要求1所述的无线音频转换装置,其中,所述数据传输接口为HDMI接口;所述HDMI接口包括HDMI ARC接口或者HDMI EARC接口。
  12. 一种无线音响系统,其中,所述无线音响系统包括电视机、无线音响以及无线音频转换装置,所述无线音频转换装置通过数据传输接口与电视机连接,并与无线音响无线连接;所述无线音频转换装置通过所述数据传输接口接收所述电视机发出的数字信号,并将接收到的所述数字信号转换为音频信号后无线传输至所述无线音响。
  13. 如权利要求12所述的无线音响系统,其中,所述无线音频转换装置包括MCU和与所述MCU电连接的音频转换模块;
    所述MCU,通过所述数据传输接口与所述电视机连接,配置为接收所述电视机传输的所述数字信号;
    所述音频转换模块,配置为将所述数字信号转换为所述音频信号。
  14. 如权利要求13所述的无线音响系统,其中,所述无线音频转换装置包括无线发射模块,所述无线发射模块与所述音频转换模块连接,所述无线发射模块配置为接收所述音频信号并发射所述音频信号至所述无线音响。
  15. 如权利要求14所述的无线音响系统,其中,所述无线发射模块包括5G无线发射模块、2.4G无线发射模块以及蓝牙发射模块中的至 少一种。
  16. 如权利要求13所述的无线音响系统,其中,所述音频转换模块的数量为多个,各所述音频转换模块均与所述MCU连接。
  17. 如权利要求13所述的无线音响系统,其中,所述无线音频转换装置还包括与所述MCU连接的供电模块,所述供电模块配置为供电给所述MCU。
  18. 如权利要求17所述的无线音响系统,其中,所述供电模块包括交流电输入端以及供电电路,所述交流电输入端通过所述供电电路与所述MCU连接。
  19. 如权利要求12所述的无线音响系统,其中,所述音频信号为I2S信号。
  20. 如权利要求12所述的无线音响系统,其中,所述数据传输接口为HDMI接口;所述HDMI接口包括HDMI ARC接口或者HDMI EARC接口。
PCT/CN2020/091082 2019-05-30 2020-05-19 无线音频转换装置及无线音响系统 WO2020238700A1 (zh)

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