WO2019015247A1 - 蓝牙通讯装置及其与终端设备的音频通信方法 - Google Patents

蓝牙通讯装置及其与终端设备的音频通信方法 Download PDF

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WO2019015247A1
WO2019015247A1 PCT/CN2017/117474 CN2017117474W WO2019015247A1 WO 2019015247 A1 WO2019015247 A1 WO 2019015247A1 CN 2017117474 W CN2017117474 W CN 2017117474W WO 2019015247 A1 WO2019015247 A1 WO 2019015247A1
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bluetooth communication
module
terminal device
audio
communication device
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PCT/CN2017/117474
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English (en)
French (fr)
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刘志军
王进强
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歌尔股份有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04B—TRANSMISSION
    • H04B10/00—Transmission systems employing electromagnetic waves other than radio-waves, e.g. infrared, visible or ultraviolet light, or employing corpuscular radiation, e.g. quantum communication
    • H04B10/11—Arrangements specific to free-space transmission, i.e. transmission through air or vacuum
    • H04B10/114—Indoor or close-range type systems
    • H04B10/116—Visible light communication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W76/00—Connection management
    • H04W76/10—Connection setup
    • H04W76/14—Direct-mode setup

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  • the present invention relates to the field of electronic product communication technologies, and more particularly to a Bluetooth communication device and an audio communication method thereof with the terminal device.
  • Bluetooth headsets have been widely used, such as telephone communication, transmission of music, etc., to solve the problem of the headset line to people.
  • Bluetooth is a radio technology that supports short-range communication (usually within 10m) of a device. It can exchange wireless information between many devices including mobile phones, PDAs, wireless headsets, notebook computers, and related peripherals.
  • Bluetooth headset is the application of Bluetooth technology on the hands-free headset, allowing users to avoid the annoying wires, and easily talk in a variety of ways.
  • the audio transmission between the Bluetooth product and the terminal device mainly adopts the A2DP (Advanced Audio Distribution Profile) format, the transmission rate of the audio signal is slow, and the amount of data transmitted is also small, thereby affecting the transmission of the audio signal. Quality and efficiency, user experience is poor.
  • A2DP Advanced Audio Distribution Profile
  • an object of the present invention is to provide a Bluetooth communication device and an audio communication method thereof with the terminal device, so as to solve the problem that the audio transmission speed between the Bluetooth products or between the Bluetooth product and the terminal device is slow and the data volume is small. A problem that affects the transmission quality of audio signals.
  • the Bluetooth communication device comprises a communication module, a photosensitive module and a decompilation module, wherein the photosensitive module is configured to receive external light sequence information and transmit the optical sequence information to the decompilation module; the decompilation module is configured to use the light sequence The information is decompiled into an audio signal; the communication module is used to send an audio signal.
  • the photosensitive module is a photoresistor or a photodiode.
  • a preferred solution further includes a housing and a control chip disposed in the housing, wherein The decompilation module is a single chip connected to the control chip or a decompiler set in the control chip.
  • the communication module comprises a microphone unit and a speaker unit.
  • a method for audio communication between a Bluetooth communication device and a terminal device comprising: encoding, by the terminal device, an audio signal to be played to form an encoded signal corresponding to the audio signal; and the terminal device is in a light sequence
  • the form sends the encoded signal
  • the Bluetooth communication device receives the optical sequence signal formed by the encoded signal through the photosensitive module; the Bluetooth communication device decompiles the received optical sequence signal into an audio signal through the decompilation module, and sends the audio signal through the communication module.
  • the terminal device is a mobile phone, a notebook or a computer.
  • a preferred solution is to modulate the audio signal to be played into the driving current of the LED lamp on the terminal device in the process of transmitting the encoded signal in the form of a light sequence, so that the LED lamp performs high-frequency flickering.
  • the photosensitive module detects and acquires high frequency flicker information of the LED lamp, and the Bluetooth communication device converts the high frequency flicker information into an audio signal.
  • the Bluetooth communication device is provided with at least one, and each Bluetooth communication device performs audio communication with the terminal device separately or simultaneously.
  • the Bluetooth communication device and the terminal device use the optical sequence to transmit the audio signal, and the data transmission speed is fast, the data volume is large, the quality is high, and the user experience is good. .
  • FIG. 1 is a schematic diagram of audio communication between a Bluetooth communication device and a terminal device according to an embodiment of the present invention
  • FIG. 2 is a flow chart of an audio communication method between a Bluetooth communication device and a terminal device according to an embodiment of the present invention. Cheng Tu.
  • the reference numerals include: terminal device 1, LED lamp 11, Bluetooth communication device 2, photosensitive module 21, and decompilation module 22.
  • the Bluetooth communication device implemented by the present invention comprises a communication module, a photosensitive module and a decompilation module; wherein the photosensitive module is configured to receive external light sequence information and transmit the optical sequence information to the decompilation module; the decompilation module is configured to receive The optical sequence information is decompiled into an audio signal; the communication module is used to transmit an audio signal.
  • the photosensitive module can adopt an optical signal receiver such as a photoresistor or a photodiode.
  • the Bluetooth communication device further includes a casing and a control chip disposed in the casing; wherein the decompilation module can adopt a single chip or a decompilation module connected to the control chip as a reverse set in the control chip. Compile the program, which can be set according to the production requirements of the Bluetooth communication device.
  • the Bluetooth communication device can be a Bluetooth headset, a Bluetooth bracelet, a game controller, and the like, or a communication device configured in the Bluetooth communication device, and the communication module disposed in the Bluetooth communication device can be a microphone unit or a speaker unit.
  • the present invention also provides an audio communication method between the Bluetooth communication device and the terminal device.
  • FIG. 1 shows an audio communication principle of a Bluetooth communication device and a terminal device according to an embodiment of the present invention.
  • FIG. 2 shows a flow of an audio communication method of a Bluetooth communication device and a terminal device according to an embodiment of the present invention.
  • the audio of the Bluetooth communication device and the terminal device of the embodiment of the invention includes the following steps:
  • the terminal device performs an encoding process on the audio signal to be played to form an encoded signal corresponding to the audio signal.
  • the terminal device sends the encoded signal in the form of a light sequence
  • the Bluetooth communication device receives the optical sequence signal formed by the encoded signal through the photosensitive module.
  • the Bluetooth communication device decompiles the received optical sequence signal into an audio signal through a decompilation module, and sends the audio signal through the communication module.
  • the audio signal to be played and the driving current of the LED lamp 11 on the terminal device 1 can be modulated to drive the LED lamp 11 to cause the LED lamp 11 to perform
  • the high frequency flicker is that the LED lamp 11 on the terminal device 1 is used as a carrier for audio signal transmission, and the light sequence corresponding to the audio signal is propagated out as an optical signal of the LED lamp 11.
  • the photosensitive module 21 in the Bluetooth communication device 2 detects and acquires the high frequency flicker information of the LED lamp 11, and the Bluetooth communication device 2 passes the high frequency flicker information of the LED lamp 11 acquired by the photosensitive module 21 through its internal decompilation module 22. It is converted into an audio signal and transmitted through a communication module (not shown) of the Bluetooth communication device 2.
  • the Bluetooth communication device 2 is provided with at least one, and each Bluetooth communication device 2 can perform audio communication with the terminal device 1 separately or simultaneously;
  • the terminal device 1 can be a device or device such as a mobile phone, a notebook or a tablet computer.
  • the audio signal can be transmitted through the optical signal (light sequence), and the communication between the terminal device and the Bluetooth communication device is high and the transmission is high.
  • the large data is conducive to the development of high fidelity products.

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  • Engineering & Computer Science (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Physics & Mathematics (AREA)
  • Electromagnetism (AREA)
  • Telephone Function (AREA)
  • Optical Communication System (AREA)

Abstract

本发明提供一种蓝牙通讯装置及其与终端设备的音频通信方法，其中的装置包括通讯模块、感光模块和反编译模块；感光模块用于接收外界光序列信息，并将光序列信息传送至反编译模块；反编译模块用于将光序列信息反编译为音频信号；通讯模块用于发送音频信号。利用上述蓝牙通讯装置及其与终端设备的音频通信方法能够使用光通信传输音频数据，数据传输效率高、数据流大，音频数据保真性高。

Description

蓝牙通讯装置及其与终端设备的音频通信方法 技术领域
本发明涉及电子产品通讯技术领域，更为具体地，涉及一种蓝牙通讯装置及其与终端设备的音频通信方法。
背景技术
随着科学技术的快速发展及人们对生活的需求，蓝牙耳机已得到了广泛的应用，如电话通信、传输音乐等，解决了耳机线对人们的牵绊。蓝牙是一种支持设备短距离通信(一般是10m之内)的无线电技术，能够在包括移动电话、PDA、无线耳机、笔记本电脑、相关外设等众多设备之间进行无线信息交换。蓝牙耳机是将蓝牙技术应用在免持耳机上，让使用者可以免除恼人电线的牵绊，自在地以各种方式轻松通话。
目前，蓝牙产品与终端设备之间的音频传输主要采用A2DP(Advanced Audio Distribution Profile蓝牙音频传输模型协定)格式，音频信号的传输速率较慢，传输的数据量也较小，从而影响音频信号的传输质量及效率，用户体验较差。
发明内容
鉴于上述问题，本发明的目的是提供一种蓝牙通讯装置及其与终端设备的音频通信方法，以解决目前蓝牙产品之间或者蓝牙产品与终端设备之间的音频传输速度慢、数据量小，影响音频信号的传输质量等问题。
本发明提供的蓝牙通讯装置，包括通讯模块、感光模块和反编译模块，其中，感光模块用于接收外界光序列信息，并将光序列信息传送至反编译模块；反编译模块用于将光序列信息反编译为音频信号；通讯模块用于发送音频信号。
此外，优选的方案是，感光模块为光敏电阻或者光电二极管。
此外，优选的方案是，还包括外壳以及设置在外壳内的控制芯片，其中， 反编译模块为与控制芯片连通的单片机或者设置在控制芯片内的反编译程序。
此外，优选的方案是，通讯模块包括麦克风单元和扬声器单元。
根据本发明的另一方面，提供一种蓝牙通讯装置与终端设备的音频通信方法，包括：终端设备对待播放的音频信号进行编码处理，形成与音频信号对应的编码信号；终端设备以光序列的形式发送编码信号，蓝牙通讯装置通过感光模块接收编码信号形成的光序列信号；蓝牙通讯装置通过反编译模块将接收到的光序列信号反编译为音频信号，并通过通讯模块将音频信号发送出去。
此外，优选的方案是，终端设备为手机、笔记本或者电脑。
此外，优选的方案是，在终端设备以光序列的形式发送编码信号的过程中，将待播放的音频信号调制到终端设备上的LED灯的驱动电流上，使LED灯进行高频闪烁。
此外，优选的方案是，感光模块检测并获取LED灯的高频闪烁信息，蓝牙通讯装置将高频闪烁信息转换为音频信号。
此外，优选的方案是，蓝牙通讯装置设置有至少一个，各蓝牙通讯装置单独或同时与终端设备进行音频通信。
利用上述蓝牙通讯装置及其与终端设备的音频通信方法，蓝牙通讯装置与终端设备之间采用光序列的形式进行音频信号的传输，数据传输的速度快、数据量大、质量高、用户体验良好。
为了实现上述以及相关目的，本发明的一个或多个方面包括后面将详细说明的特征。下面的说明以及附图详细说明了本发明的某些示例性方面。然而，这些方面指示的仅仅是可使用本发明的原理的各种方式中的一些方式。此外，本发明旨在包括所有这些方面以及它们的等同物。
附图说明
通过参考以下结合附图的说明，并且随着对本发明的更全面理解，本发明的其它目的及结果将更加明白及易于理解。在附图中：
图1为根据本发明实施例的蓝牙通讯装置与终端设备的音频通信原理图；
图2为根据本发明实施例的蓝牙通讯装置与终端设备的音频通信方法流 程图。
其中的附图标记包括：终端设备1、LED灯11、蓝牙通讯装置2、感光模块21、反编译模块22。
在所有附图中相同的标号指示相似或相应的特征或功能。
具体实施方式
在下面的描述中，出于说明的目的，为了提供对一个或多个实施例的全面理解，阐述了许多具体细节。然而，很明显，也可以在没有这些具体细节的情况下实现这些实施例。在其它例子中，为了便于描述一个或多个实施例，公知的结构和设备以方框图的形式示出。
为详细描述本发明的蓝牙通讯装置及其与终端设备的音频通信方法，以下将结合附图对本发明的具体实施例进行详细描述。
本发明实施的蓝牙通讯装置，包括通讯模块、感光模块和反编译模块；其中，感光模块用于接收外界光序列信息，并将光序列信息传送至反编译模块；反编译模块用于将接收到的光序列信息反编译为音频信号；通讯模块用于发送音频信号。
具体地，感光模块可以采用光敏电阻、光电二极管等光信号接收器。
在本发明的一个具体实施方式中，蓝牙通讯装置还包括外壳以及设置在外壳内的控制芯片；其中，反编译模块可采用与控制芯片连通的单片机或者反编译模块为设置在控制芯片内的反编译程序，具体可根据蓝牙通讯装置的生产要求进行设置。
可知，蓝牙通讯装置可以为蓝牙耳机、蓝牙手环、游戏手柄等各种采用蓝牙方式进行通讯的装置或设备，而设置在蓝牙通讯装置内的通讯模块可以为麦克风单元或者扬声器单元。
与上述蓝牙通讯装置相对应，本发明还提供一种蓝牙通讯装置与终端设备的音频通信方法。
图1示出了根据本发明实施例的蓝牙通讯装置与终端设备的音频通信原理；图2示出了根据本发明实施例的蓝牙通讯装置与终端设备的音频通信方法流程。
如图1和图2共同所示，发明实施例的蓝牙通讯装置与终端设备的音频 通信方法，包括如下所示步骤：
S210：终端设备对待播放的音频信号进行编码处理，形成与音频信号对应的编码信号。
S220：终端设备以光序列的形式发送编码信号，蓝牙通讯装置通过感光模块接收编码信号形成的光序列信号。
S230：蓝牙通讯装置通过反编译模块将接收到的光序列信号反编译为音频信号，并通过通讯模块将音频信号发送出去。
其中，在终端设备1将编码信号以光序列的形式发送出来的过程中，可以将待播放的音频信号与终端设备1上LED灯11的驱动电流进行调制驱动LED灯11，使LED灯11进行高频闪烁，即采用终端设备1上的LED灯11作为音频信号传输的载体，将与音频信号对应的光序列以LED灯11的光信号传播出去。
进一步地，蓝牙通讯装置2内的感光模块21检测并获取LED灯11的高频闪烁信息，蓝牙通讯装置2通过其内部的反编译模块22将感光模块21获取的LED灯11的高频闪烁信息转换为音频信号，并通过蓝牙通讯装置2的通讯模块(图中未示出)发送出去。
需要说明的是，蓝牙通讯装置2设置有至少一个，各蓝牙通讯装置2可以单独或者同时与终端设备1进行音频通信；终端设备1可以为手机、笔记本或者平板电脑等装置或者设备。
通过上述根据本发明提供的蓝牙通讯装置及其与终端设备的音频通信方法，能够将音频信号通过光信号(光序列)的方式进行传输，终端设备与蓝牙通讯装置之间的通信效率高、传输数据大，有利于实现高保真产品的发展。
如上参照附图以示例的方式描述根据本发明的蓝牙通讯装置及其与终端设备的音频通信方法。但是，本领域技术人员应当理解，对于上述本发明所提出的蓝牙通讯装置及其与终端设备的音频通信方法，还可以在不脱离本发明内容的基础上做出各种改进。因此，本发明的保护范围应当由所附的权利要求书的内容确定。

Claims (9)

  1. 一种蓝牙通讯装置，其特征在于，包括通讯模块、感光模块和反编译模块，其中，
    所述感光模块用于接收外界光序列信息，并将所述光序列信息传送至所述反编译模块；
    所述反编译模块用于将所述光序列信息反编译为音频信号；
    所述通讯模块用于发送所述音频信号。
  2. 如权利要求1所述的蓝牙通讯装置，其特征在于，
    所述感光模块为光敏电阻或者光电二极管。
  3. 如权利要求1所述的蓝牙通讯装置，其特征在于，还包括外壳以及设置在所述外壳内的控制芯片，其中，
    所述反编译模块为与所述控制芯片连通的单片机或者设置在所述控制芯片内的反编译程序。
  4. 如权利要求1所述的蓝牙通讯装置，其特征在于，
    所述通讯模块包括麦克风单元和扬声器单元。
  5. 一种蓝牙通讯装置与终端设备的音频通信方法，其特征在于，包括：
    所述终端设备对待播放的音频信号进行编码处理，形成与所述音频信号对应的编码信号；
    所述终端设备以光序列的形式发送所述编码信号，所述蓝牙通讯装置通过感光模块接收所述编码信号形成的光序列信号；
    所述蓝牙通讯装置通过反编译模块将接收到的光序列信号反编译为所述音频信号，并通过通讯模块将所述音频信号发送出去。
  6. 如权利要求5所述的蓝牙通讯装置与终端设备的音频通信方法，其特征在于，
    所述终端设备为手机、笔记本或者电脑。
  7. 如权利要求5所述的蓝牙通讯装置与终端设备的音频通信方法，其特征在于，在所述终端设备以光序列的形式发送所述编码信号的过程中，
    将待播放的音频信号调制到所述终端设备上的LED灯的驱动电流上，使所述LED灯进行高频闪烁。
  8. 如权利要求7所述的蓝牙通讯装置与终端设备的音频通信方法，其特征在于，
    所述感光模块检测并获取所述LED灯的高频闪烁信息，所述蓝牙通讯装置将所述高频闪烁信息转换为所述音频信号。
  9. 如权利要求5所述的蓝牙通讯装置与终端设备的音频通信方法，其特征在于，
    所述蓝牙通讯装置设置有至少一个，各蓝牙通讯装置单独或同时与所述终端设备进行音频通信。
PCT/CN2017/117474 2017-07-19 2017-12-20 蓝牙通讯装置及其与终端设备的音频通信方法 WO2019015247A1 (zh)

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