WO2016045233A1 - 一种可采集声场信息的通信装置及通信方法 - Google Patents

一种可采集声场信息的通信装置及通信方法 Download PDF

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Publication number
WO2016045233A1
WO2016045233A1 PCT/CN2015/000562 CN2015000562W WO2016045233A1 WO 2016045233 A1 WO2016045233 A1 WO 2016045233A1 CN 2015000562 W CN2015000562 W CN 2015000562W WO 2016045233 A1 WO2016045233 A1 WO 2016045233A1
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sound field
communication terminal
communication
signal
module
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PCT/CN2015/000562
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English (en)
French (fr)
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张德明
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北京塞宾科技有限公司
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    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L12/00—Data switching networks
    • H04L12/02—Details
    • H04L12/16—Arrangements for providing special services to substations
    • H04L12/18—Arrangements for providing special services to substations for broadcast or conference, e.g. multicast
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
    • H04N7/00—Television systems
    • H04N7/14—Systems for two-way working
    • H04N7/15—Conference systems

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  • the invention relates to a communication device and a communication method capable of collecting sound field information.
  • Voice communication from the first generation of GSM brothers to the current 3G, 4G intelligent terminals are basically narrow-band single-channel sound, and even this voice experience has not changed since Marconi invented the phone, although the communication bandwidth changes Tens of thousands of times, the communication terminal has also evolved from a simple voice terminal to an intelligent network interruption that can take photos and watch video and the like, but the audio communication experience has not been substantially developed. With the development of communication technology, although the conference communication system and even the video telepresence system have emerged, the audio communication experience has not been substantially improved.
  • a communication device capable of collecting sound field information comprising a communication terminal, wherein each communication terminal realizes a communication connection through a network, wherein the communication terminal is connected with a sound field collection device, and the communication terminal is provided with a sound field signal acquisition module and a sound field.
  • the signal processing module and the sound field signal encoding and transmitting module the signal input end of the sound field signal collecting module is connected to the signal output end of the sound field collecting device, the signal output end of the sound field signal collecting module is connected to the sound field signal processing module, and the signal output terminal of the sound field signal processing module is connected.
  • the sound field signal encoding and transmitting module; the communication terminal is further provided with a signal receiving and decoding module for receiving signals of other communication terminals.
  • the communication terminal can also be connected with a video capture device.
  • the communication terminal is provided with a video signal acquisition module and a video signal processing module.
  • the signal input end of the video signal acquisition module is connected to the signal output end of the video capture device, and the signal output end of the video signal acquisition module. Connect to the video signal processing module.
  • the sound field collecting device may be a sound field microphone disposed on the earphone.
  • the communication terminal may be a conference communication terminal, and the conference communication terminal may be externally connected with a plurality of earphones or externally connected with a speaker.
  • the communication terminal may be a personal mobile terminal, and the personal communication terminal has an external earphone.
  • a communication method using the above device characterized in that: the sound field collecting device collects the sound field signal, the communication terminal processes the sound field signal, and compresses and decodes the signal to be transmitted to other communication terminals; the other communication terminals decode the received sound field signal, Play through headphones.
  • the communication terminal can also be connected with a video capture device, the video capture device collects the video signal, the communication terminal processes the video signal, and the compressed signal is sent to other communication terminals; the other communication terminals decode the received video signal and display it through the display.
  • the communication terminal can be a conference communication terminal, and the conference communication terminal can externally connect multiple earphones to listen to the sound field information of other conference communication terminals through the earphone; the conference communication terminal can control the earphone to be in the listening mode, and listen to the sound field of the conference communication terminal through the earphone. information.
  • the communication terminal of the invention is connected with a sound field collecting device, which can collect the sound field signal of the scene, and the communication terminal processes the sound field signal, and then compresses and decodes it and sends it to other communication terminals; other communication terminals decode and play the received sound field signal, which is better. Audio experience.
  • the sound field collecting device of the present invention may be a dedicated device or a sound field microphone disposed on the earphone to facilitate the collection of the sound field signal.
  • the communication terminal of the present invention can only be connected with the sound field collecting device, and can also be connected with the video collecting device at the same time, the video collecting device collects the video signal, and the other communication terminals can simultaneously obtain the sound field signal and the video signal.
  • the communication terminal of the present invention may be a conference communication terminal, and the conference communication terminal may be externally connected with multiple earphones, or the communication terminal of the main conference site only has a speaker externally connected, and the conference communication terminal can control the earphone to be in the listening mode, and listen to the conference communication terminal through the earphone.
  • the sound field information enables the conference communication system to achieve a better audio experience.
  • the communication terminal of the present invention may be a personal mobile terminal, and the personal communication terminal is externally connected with a headset, so that communication between individuals obtains a better communication experience.
  • FIG. 1 is a schematic diagram of the operation of the first embodiment of the present invention
  • FIG. 2 is a schematic diagram of the operation of the second embodiment of the present invention.
  • Embodiment 3 is a working principle diagram of Embodiment 3 of the present invention.
  • FIG. 5 is a working principle diagram of Embodiment 5 of the present invention.
  • FIG. 6 is a working principle diagram of Embodiment 6 of the present invention.
  • Figure 7 is a schematic diagram showing the operation of the seventh embodiment of the present invention.
  • Embodiment 1 Conference sound field communication with video.
  • the communication terminal is a communication terminal for conference, and the communication terminal for conference is externally connected with a plurality of earphones, and each communication terminal realizes a communication connection through a network.
  • the communication terminal is connected with a sound field collecting device, and the sound field collecting device can pass Bluetooth, WIFI, Wireless interfaces such as WAPI are connected to the conference terminal, and can also be connected to the conference terminal by wired means such as USB, RJ45, and TRS.
  • the communication terminal is provided with a sound field signal acquisition module, a sound field signal processing module and a sound field signal code transmission module.
  • the signal input end of the sound field signal acquisition module is connected to the signal output end of the sound field collection device, and the signal output end of the sound field signal acquisition module is connected to the sound field signal processing.
  • the module, the signal output end of the sound field signal processing module is connected to the sound field signal encoding and transmitting module;
  • the communication terminal is further provided with a signal receiving and decoding module for receiving signals of other communication terminals.
  • the communication terminal can also be connected with a video capture device (camera).
  • the communication terminal is provided with a video signal acquisition module and a video signal processing module.
  • the signal input end of the video signal acquisition module is connected to the signal output end of the video capture device, and the video signal acquisition module is The signal output terminal is connected to the video signal processing module.
  • the sound field collecting device collects the sound field signal, and the communication terminal processes the sound field signal (for sound field enhancement processing, and echo cancellation, noise suppression, gain control), and is compressed and decoded and sent to other communication terminals; other communication terminals decode the received sound field signal. , play through headphones.
  • the conference communication terminal can control the earphone to be in the listening mode, and listen to the sound field information of the communication terminal of the conference through the earphone.
  • the video capture device collects the video signal, and the communication terminal processes the video signal, compresses and decodes and sends it to other communication terminals; the other communication terminal decodes the received video signal and displays it through the display device.
  • Embodiment 2 Conference sound field communication without video.
  • the conference terminal does not have a video capture device and a display device, and only the conference sound field communication is implemented, and the sound field communication works in the same manner as in the first embodiment.
  • Embodiment 3 Conference sound field communication for collecting sound field signals through headphones.
  • the sound field collecting device is a sound field microphone disposed on the earphone, and the sound field information is collected through the sound field microphone on the earphone, and the remaining sound field communication works in the same manner as in the second embodiment.
  • Embodiment 4 Conference sound field communication with a speaker at a main venue terminal.
  • a speaker is connected to the terminal of the main venue, no external earphone is connected, and multiple earphones are connected from the venue terminal, and the sound field collecting device may or may not be connected from the venue terminal.
  • Embodiment 5 Personal sound field communication with video.
  • the communication terminal is a personal mobile terminal, and the personal communication terminal is externally connected with an earphone, and is provided with a display device.
  • the communication terminal is externally connected with a sound field collecting device and a video collecting device (camera), and the working principle is the same as that in the first embodiment.
  • Embodiment 6 Personal sound field communication without video.
  • the communication terminal is a personal mobile terminal, and the communication terminal is not connected to the video collection.
  • the device is not provided with a display device, and the principle of sound field communication is the same as that of the fifth embodiment.
  • Embodiment 7 Personal sound field communication for collecting sound field signals through headphones.
  • the communication terminal is a personal mobile terminal
  • the sound field collecting device is a sound field microphone disposed on the earphone, and the sound field information is collected through the sound field microphone on the earphone, and the rest of the sound field communication works in the same manner as in the sixth embodiment.

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  • Engineering & Computer Science (AREA)
  • Signal Processing (AREA)
  • Multimedia (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Telephonic Communication Services (AREA)
  • Telephone Function (AREA)

Abstract

本发明涉及一种可采集声场信息的通信装置及通信方法，包括通信终端，各通信终端之间通过网络实现通信连接，其特征在于：通信终端接有声场采集装置，通信终端相应设有声场信号采集模块、声场信号处理模块和声场信号编码发送模块，声场信号采集模块的信号输入端接声场采集装置的信号输出端，声场信号采集模块的信号输出端接声场信号处理模块，声场信号处理模块的信号输出端接声场信号编码发送模块；通信终端还设有用于接收其它通信终端信号的信号接收解码模块。

Description

一种可采集声场信息的通信装置及通信方法 技术领域
本发明涉及一种可采集声场信息的通信装置及通信方法。
背景技术
语音通信从第一代GSM大哥大到目前的3G、4G智能终端，基本上都是窄带单通道的声音，甚至这种话音体验从马可尼发明电话开始就基本没有变化过，虽然通信带宽变化好几万倍，通信终端也从单纯的话音终端发展到能拍照看视频上网等为一体的智能网络中断，但音频通信体验始终没有得到本质的发展。随着通信技术的发展，虽然出现了会议通信系统乃至视频智真系统，但是其中的音频通信体验也没有得到本质改善。
发明内容
本发明的发明目的在于提供一种可采集声场信息的通信装置及通信方法，可采集现场全息声场信息，具有更佳的音频通信体验。
基于同一发明构思，本发明具有两个独立的技术方案：
1、一种可采集声场信息的通信装置，包括通信终端，各通信终端之间通过网络实现通信连接，其特征在于：通信终端接有声场采集装置，通信终端相应设有声场信号采集模块、声场信号处理模块和声场信号编码发送模块，声场信号采集模块的信号输入端接声场采集装置的信号输出端，声场信号采集模块的信号输出端接声场信号处理模块，声场信号处理模块的信号输出端接声场信号编码发送模块；通信终端还设有用于接收其它通信终端信号的信号接收解码模块。
通信终端还可接有视频采集装置，通信终端相应设有视频信号采集模块、视频信号处理模块，视频信号采集模块的信号输入端接视频采集装置的信号输出端，视频信号采集模块的信号输出端接视频信号处理模块。
声场采集装置可以是设置在耳机上的声场麦克风。
通信终端可以是会议用通信终端，会议用通信终端可以外接有多个耳机，或者外接有扬声器。
通信终端可以是个人用移动终端，个人用通信终端外接有耳机。
2、一种利用上述装置的通信方法，其特征在于：声场采集装置采集声场信号，通信终端对声场信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的声场信号进行解码，通过耳机进行播放。
通信终端还可接有视频采集装置，视频采集装置采集视频信号，通信终端对视频信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的视频信号进行解码，通过显示器进行显示。
通信终端可以是会议用通信终端，会议用通信终端可以外接有多个耳机，通过耳机收听其它会议通信终端的声场信息；会议通信终端可以控制耳机处于监听模式，通过耳机收听本会议通信终端的声场信息。
本发明具有的有益效果：
本发明通信终端接有声场采集装置，可对现场声场信号进行采集，通信终端对声场信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的声场信号进行解码播放，获得更佳的音频体验。
本发明的声场采集装置可以是专用设备也可以是设置在耳机上的声场麦克风，方便声场信号的采集。
本发明的通信终端可以只接有声场采集装置，还可以同时接有视频采集装置，视频采集装置采集视频信号，其它通信终端可同时获得声场信号和视频信号。本发明通信终端可以是会议用通信终端，会议用通信终端可以外接有多个耳机，或者主会场的通信终端只外接有扬声器，会议通信终端可以控制耳机处于监听模式，通过耳机收听本会议通信终端的声场信息，使得会议通信系统获得更佳的音频体验。本发明通信终端可以是个人用移动终端，个人用通信终端外接有耳机，使得个人之间通信获得更佳的通信体验。
附图说明
图1是本发明实施例一的工作原理图；
图2是本发明实施例二的工作原理图；
图3是本发明实施例三的工作原理图；。
图4是本发明实施例四的工作原理图；
图5是本发明实施例五的工作原理图；
图6是本发明实施例六的工作原理图；
图7是本发明实施例七的工作原理图。
具体实施方式
实施例一：带视频的会议声场通信。
通信终端是会议用通信终端，会议用通信终端外接有多个耳机，各通信终端之间通过网络实现通信连接。通信终端接有声场采集装置，声场采集装置可以通过蓝牙、WIFI、 WAPI等无线方式连接到会议终端，也可以通过USB、RJ45、TRS等有线方式连接到会议终端。
通信终端相应设有声场信号采集模块、声场信号处理模块和声场信号编码发送模块，声场信号采集模块的信号输入端接声场采集装置的信号输出端，声场信号采集模块的信号输出端接声场信号处理模块，声场信号处理模块的信号输出端接声场信号编码发送模块；通信终端还设有用于接收其它通信终端信号的信号接收解码模块。通信终端还可接有视频采集装置(摄像头)，通信终端相应设有视频信号采集模块、视频信号处理模块，视频信号采集模块的信号输入端接视频采集装置的信号输出端，视频信号采集模块的信号输出端接视频信号处理模块。
声场采集装置采集声场信号，通信终端对声场信号进行处理(对声场增强处理，以及回声消除、噪声抑制、增益控制)，压缩解码后发送至其它通信终端；其它通信终端对接收的声场信号进行解码，通过耳机进行播放。会议通信终端可以控制耳机处于监听模式，通过耳机收听本会议通信终端的声场信息。视频采集装置采集视频信号，通信终端对视频信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的视频信号进行解码，通过显示装置进行显示。
实施例二：不带视频的会议声场通信。
如图2所示，本实施例中，会议终端不带有视频采集装置和显示装置，只实现会议声场通信，声场通信工作原理同实施例一。
实施例三：通过耳机采集声场信号的会议声场通信。
如图3所示，本实施例中，声场采集装置是设置在耳机上的声场麦克风，通过耳机上声场麦克风采集声场信息，其余声场通信工作原理同实施例二。
实施例四：主会场终端设有扬声器的会议声场通信。
如图4所示，本实施例中，在主会场终端接有扬声器，不外接耳机，从会场终端接多个耳机，从会场终端可以接或不接声场采集装置。
实施例五：带视频的个人声场通信。
如图5所示，本实施例中，通信终端是个人用移动终端，个人用通信终端外接有耳机，并设有显示装置。通信终端外接有声场采集装置和视频采集装置(摄像头)，工作原理同实施例一。
实施例六：不带视频的个人声场通信。
如图6所示，本实施例中，通信终端是个人用移动终端，通信终端不接有视频采集 装置，不设有显示装置，声场通信原理同实施例五。
实施例七：通过耳机采集声场信号的个人声场通信。
如图7所示，本实施例中，通信终端是个人用移动终端，声场采集装置是设置在耳机上的声场麦克风，通过耳机上声场麦克风采集声场信息，其余声场通信工作原理同实施例六。

Claims (8)

  1. 一种可采集声场信息的通信装置，包括通信终端，各通信终端之间通过网络实现通信连接，其特征在于：通信终端接有声场采集装置，通信终端相应设有声场信号采集模块、声场信号处理模块和声场信号编码发送模块，声场信号采集模块的信号输入端接声场采集装置的信号输出端，声场信号采集模块的信号输出端接声场信号处理模块，声场信号处理模块的信号输出端接声场信号编码发送模块；通信终端还设有用于接收其它通信终端信号的信号接收解码模块。
  2. 根据权利要求1所述的可采集声场信息的通信装置，其特征在于：通信终端还可接有视频采集装置，通信终端相应设有视频信号采集模块、视频信号处理模块，视频信号采集模块的信号输入端接视频采集装置的信号输出端，视频信号采集模块的信号输出端接视频信号处理模块。
  3. 根据权利要求2所述的可采集声场信息的通信装置，其特征在于：声场采集装置可以是设置在耳机上的声场麦克风。
  4. 根据权利要求3所述的可采集声场信息的通信装置，其特征在于：通信终端可以是会议用通信终端，会议用通信终端可以外接有多个耳机，或者外接有扬声器。
  5. 根据权利要求4所述的可采集声场信息的通信装置，其特征在于：通信终端可以是个人用移动终端，个人用通信终端外接有耳机。
  6. 一种利用权利要求1所述装置的通信方法，其特征在于：声场采集装置采集声场信号，通信终端对声场信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的声场信号进行解码，通过耳机进行播放。
  7. 根据权利要求6所述的方法，其特征在于：通信终端还可接有视频采集装置，视频采集装置采集视频信号，通信终端对视频信号进行处理，压缩解码后发送至其它通信终端；其它通信终端对接收的视频信号进行解码，通过显示器进行显示。
  8. 根据权利要求7所述的方法，其特征在于：通信终端可以是会议用通信终端，会议用通信终端可以外接有多个耳机，通过耳机收听其它会议通信终端的声场信息；会议通信终端可以控制耳机处于监听模式，通过耳机收听本会议通信终端的声场信息。
PCT/CN2015/000562 2014-09-28 2015-08-04 一种可采集声场信息的通信装置及通信方法 WO2016045233A1 (zh)

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