WO2016173373A1 - 基于脑电波感应耳机的音乐终端实时交互系统 - Google Patents

基于脑电波感应耳机的音乐终端实时交互系统 Download PDF

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Publication number
WO2016173373A1
WO2016173373A1 PCT/CN2016/078079 CN2016078079W WO2016173373A1 WO 2016173373 A1 WO2016173373 A1 WO 2016173373A1 CN 2016078079 W CN2016078079 W CN 2016078079W WO 2016173373 A1 WO2016173373 A1 WO 2016173373A1
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Prior art keywords
brain wave
database
module
character
music terminal
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PCT/CN2016/078079
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English (en)
French (fr)
Inventor
周海林
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成都腾悦科技有限公司
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Publication of WO2016173373A1 publication Critical patent/WO2016173373A1/zh

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    • GPHYSICS
    • G06COMPUTING; CALCULATING OR COUNTING
    • G06FELECTRIC DIGITAL DATA PROCESSING
    • G06F3/00Input arrangements for transferring data to be processed into a form capable of being handled by the computer; Output arrangements for transferring data from processing unit to output unit, e.g. interface arrangements
    • G06F3/01Input arrangements or combined input and output arrangements for interaction between user and computer
    • HELECTRICITY
    • H04ELECTRIC COMMUNICATION TECHNIQUE
    • H04RLOUDSPEAKERS, MICROPHONES, GRAMOPHONE PICK-UPS OR LIKE ACOUSTIC ELECTROMECHANICAL TRANSDUCERS; DEAF-AID SETS; PUBLIC ADDRESS SYSTEMS
    • H04R1/00Details of transducers, loudspeakers or microphones
    • 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

  • the present invention relates to the field of interactive communication between a headset and a music terminal, and more particularly to an interactive system for a music terminal based on a brain wave sensor.
  • the object of the present invention is to overcome the deficiencies of the prior art, and provide an integrated interactive system for a music terminal based on a brain wave induction earphone, so that the user can directly control the music terminal through the brain wave to complete the audio configuration and the like, and the manipulation is convenient.
  • a music terminal based on an electroencephalogram induction earphone including an earphone body and a music terminal, the earphone body is connected to the music terminal through a wireless network or an audio control data line.
  • the music terminal includes a mobile intelligent terminal and a music player, and the earphone body includes a brain wave sensor, a first information extraction module, a first database, a first wireless communication module, and a first audio control interface, and the music terminal
  • the second audio control interface, the second wireless communication module, the second information extraction module, the second database, and the event execution module are included, and the first audio control interface is connected to the second audio control interface through the audio control data line.
  • the brain wave sensor is configured to collect a brain wave signal of a user, and send the brain wave signal to the first information extraction module.
  • the first database stores a correspondence relation data table of an electroencephalogram signal and character information.
  • the first information extraction module first performs filtering optimization processing on the brain wave signal received by the first information extraction module, and then compares the optimized brain wave signal with the first database, and determines in the first database. Yes Whether there is a character corresponding to the brain wave signal, if present, the character corresponding to the brain wave signal is extracted, and the extracted characters are combined into a character signal in a corresponding order, and then passed through the first wireless communication module and the second
  • the wireless communication module sends the character signal to the second information extraction module.
  • the wireless network is automatically disconnected, that is, the character signal is sent to the second through the audio control data line.
  • Information extraction module When the earphone body is connected to the music terminal through the audio control data line, the wireless network is automatically disconnected, that is, the character signal is sent to the second through the audio control data line.
  • the second database stores a correspondence data table of character information and volume matching events.
  • the second information extraction module is configured to compare and match the received character signal with the second database, and determine whether there is an event corresponding to the character signal in the second database, if any, The event execution command is sent to the event execution module.
  • the event execution module is configured to receive an event execution command, and perform a corresponding control action at the music terminal according to the command.
  • the earphone body further includes a control switch for controlling brain wave detection start and stop.
  • the first information extraction module determines whether there is a character ⁇ corresponding to the brain wave signal received by the first database, and if the intensity of the brain wave signal corresponding to the character is greater than that stored in the first database.
  • the corresponding preset brain wave signal strength ⁇ the first information extraction module sets the character as a keyword.
  • the second information extraction module determines whether there is an event corresponding to the received character signal in the second database, and if the keyword character exists in the character signal, the keyword character is extracted. The corresponding event signal.
  • the event execution command includes a volume adjustment command, an audio switching command, a play progress control command, and a play-off control command.
  • the character and brain wave signals include characters and brain wave signals related to volume adjustment, audio switching, play progress control, and play-off control.
  • the present invention also includes a learning module that adapts to individual differences in the presence of brainwave signals among different users.
  • the learning module matches the to-be-learned events with the brainwave signals obtained through multiple verifications, and matches the brainwave signals.
  • the correspondence relationship with the corresponding character information is stored in the first database, and the correspondence between the character information and the learning event is stored in the second database.
  • the wireless network is a combination of one or more of a Bluetooth wireless network, a WiFi wireless network, or a mobile communication wireless network.
  • the brain wave sensor includes a first sensor N1 distributed in the frontal region of the brain, a second sensor N2 distributed in the cerebral palsy region, a third sensor N3 distributed in the cerebral region, and distributed in the brain.
  • the earphone body further includes a first matching module
  • the music terminal further includes a second matching module
  • the first matching module is connected to the first information extraction module
  • the second matching module and the second information extraction The module is connected, and the headphone body and the music terminal are paired and verified by the matching module.
  • the earphone body further includes a power management unit and a power warning unit, wherein the power management unit is configured to manage the power of the earphone body and detect the power supply margin. When the power supply margin is lower than a preset threshold, the power management unit passes the power warning The unit gives an alarm prompt.
  • the invention adds a brain wave sensor, a first information extraction module, a first database, a second information extraction module, a second database and an event execution module on the earphone body and the music terminal, which can be directly controlled by brain waves.
  • the music terminal completes the corresponding action, and realizes the operation of the audio control more quickly and conveniently.
  • the earphone body of the present invention directly interacts with the music terminal through the wireless network, so that when the user is inconvenient to directly manipulate the music terminal, the music terminal can be commanded to complete the corresponding action.
  • the earphone body of the invention can also directly interact with the music terminal through the audio control data line, the transmission efficiency is higher, the response speed is faster, and the earphone can be supplied with power through the audio control data line, thereby solving the poor wireless phone battery life and communication.
  • the invention can determine the event command corresponding to the brain wave signal by using the keyword, and effectively improve the accuracy of the event execution.
  • the invention can set four kinds of brain wave induction sensors, and the signal acquisition is more accurate.
  • FIG. 1 is a structural block diagram of a system of the present invention. Embodiments of the invention
  • a music terminal real interaction system based on a brain wave induction earphone includes a headphone body and a music terminal, and the earphone body is connected to the music terminal through a wireless network or an audio control data line, and the music terminal includes a mobile terminal.
  • An intelligent terminal and a music player, the earphone body includes a brain wave sensor, a first information extraction module, a first database, a first wireless communication module, and a first audio control interface
  • the music terminal includes a second audio control interface, a second wireless communication module, a second information extraction module, a second database, and an event execution module, wherein the first audio control interface is connected to the second audio control interface through the audio control data line.
  • the first information extraction module is connected to the second wireless communication module by using the first wireless communication module, and the first information extraction module is connected to the second audio control interface by using the first audio control interface.
  • the brain wave sensor is configured to collect a brain wave signal of a user, and send the brain wave signal to the first information extraction module.
  • the first database stores a correspondence data table of brain wave signals and character information.
  • the first information extraction module first performs filtering optimization processing on the received brain wave signal, and then compares the optimized brain wave signal with the first database, and determines in the first database. Whether there is a character corresponding to the brain wave signal, if present, extracts the character corresponding to the brain wave signal, and combines the extracted characters into a character signal in a corresponding order, and then passes through the first wireless communication module and the second The wireless communication module sends the character signal to the second information extraction module.
  • the wireless network is automatically disconnected, that is, the character signal is sent to the second through the audio control data line.
  • Information extraction module When the earphone body is connected to the music terminal through the audio control data line, the wireless network is automatically disconnected, that is, the character signal is sent to the second through the audio control data line.
  • the second database stores a correspondence data table of character information and volume matching events.
  • the second information extraction module is configured to compare and match the received character signal with the second database, and determine whether there is an event corresponding to the character signal in the second database, if any, The event execution command is sent to the event execution module.
  • the event execution module is configured to receive an event execution command, and perform corresponding control actions on the music terminal according to the command.
  • the earphone body further includes a control switch for controlling brain wave detection start and stop.
  • the first information extraction module determines whether the character corresponding to the brain wave signal is received in the first database, and if the intensity of the brain wave signal corresponding to the character is greater than that stored in the first database.
  • the corresponding preset brain wave signal strength ⁇ the first information extraction module sets the character as a keyword.
  • the second information extraction module determines whether there is an event corresponding to the character signal received by the second database, and if the keyword character exists in the character signal, the keyword character is extracted. The corresponding event signal.
  • the event execution command includes a volume adjustment command, an audio switching command, a play progress control command, and a play-off control command.
  • the character and brain wave signals include characters and brain wave signals related to volume adjustment, audio switching, play progress control, and play-off control.
  • the present invention also includes a learning module that adapts to individual differences in the presence of brainwave signals among different users.
  • the learning module matches the to-be-learned events with brainwave signals obtained through multiple verifications, and matches the brainwave signals.
  • the correspondence relationship with the corresponding character information is stored in the first database, and the correspondence between the character information and the learning event is stored in the second database.
  • the wireless network is a combination of one or more of a Bluetooth wireless network, a WiFi wireless network, or a mobile communication wireless network.
  • a Bluetooth wireless network Through the Bluetooth wireless network, the response between the earphone and the music terminal is high, the power consumption is small, and the continuous use of the earphone is improved.
  • WiFi wireless network Through the WiFi wireless network, the network transmission efficiency is high, and remote interactive control is realized.
  • mobile communication wireless networks geographical restrictions are smaller, and remote interactive control can be performed anywhere and anytime.
  • the brain wave sensor includes a first sensor N1 distributed in the frontal region of the brain, a second sensor N2 distributed in the cerebral palsy region, a third sensor N3 distributed in the cerebral region, and distributed in the brain.
  • One or more of the fourth sensor N4 of the occipital region of the brain According to the active area of the brain, the invention provides a plurality of brain wave sensors on the earphone body or an additional structure, so that the brain wave sensor receives a more accurate brain wave signal.
  • the first sensor N1 is mainly used for detecting the beta wave
  • the third sensor ⁇ 3, and the fourth sensor ⁇ 4 is mainly used to detect ot waves.
  • the headset body further includes a first matching module
  • the music terminal further includes a second matching module
  • the first matching module is connected to the first information extraction module
  • the second matching module and the second information extraction The module is connected, and the headphone body and the music terminal are paired and verified by the matching module.
  • the first information extraction module includes a plurality of sets of filter amplification units, a multiple selection switch, an analog to digital converter, and a first processor, a first sensor N1, a second sensor N2, a third sensor N3, and The fourth sensor N4 is respectively connected to the multi-path selection by the filter amplification unit, and the multi-channel selection is connected to the analog-digital converter and the first processor.
  • the filter amplifying unit comprises a first amplifier, a 50 Hz notch filter, a low pass filter and a second amplifier which are sequentially connected.
  • the sensor detects the inductive brain wave signal, and sends the brain wave signal to the first amplifier for preliminary amplification processing, and then filters out 50 Hz interference and noise through a 50 Hz notch filter, and finally further filters through the low pass filter and the second amplifier. And amplification processing, output optimized brain wave signal
  • the multi-channel brain wave signal is separated into a serial pulse signal by multiple selection, and then subjected to analog-to-digital conversion, and the first processor performs data acquisition.
  • the first amplifier is a high input impedance differential amplifier including an OP-07 amplification chip.
  • the earphone body further includes a power management unit and a power warning unit, wherein the power management unit is configured to manage the power of the earphone body and detect the power supply margin. When the power supply margin is lower than a preset threshold, the power management unit passes the power warning The unit gives an alarm prompt.

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  • Engineering & Computer Science (AREA)
  • Physics & Mathematics (AREA)
  • Acoustics & Sound (AREA)
  • Signal Processing (AREA)
  • General Engineering & Computer Science (AREA)
  • Theoretical Computer Science (AREA)
  • Human Computer Interaction (AREA)
  • General Physics & Mathematics (AREA)
  • Headphones And Earphones (AREA)
  • Telephone Function (AREA)
  • Measurement And Recording Of Electrical Phenomena And Electrical Characteristics Of The Living Body (AREA)

Abstract

本发明公开了一种基于脑电波感应耳机的音乐终端实时交互系统,包括耳机本体和音乐终端,耳机本体通过无线网络或数据线与音乐终端连接,第一信息提取模块首先对其收到的脑电波信号进行滤波优化处理,再将脑电波信号与第一数据库进行比对,判断在第一数据库中是否有其所对应的字符,若存在,则提取出该字符,并按相应顺序将提取到的字符组合为字符信号,再通过无线通信模块或数据线把该字符信号发送给第二信息提取模块;第二信息提取模块将其收到的字符信号与第二数据库进行对比匹配,判断在第二数据库中是否有与该字符信号所对应的事件,若存在,则将其发送给事件执行模块;事件执行模块根据该事件执行命令在音乐终端进行相应的控制动作。

Description

基于脑电波感应耳机的音乐终端实时交互系统 技术领域
[0001] 本发明涉及耳机与音乐终端交互通信领域, 特别是涉及一种基于脑电波感应耳 机的音乐终端实吋交互系统。
背景技术
[0002] 随着脑电波检测技术的发展越来越完善, 我们可以将脑电波检测技术应用到音 乐终端交互领域中, 通过脑电波感应耳机, 直接将用户的想法传输到音乐终端 上, 音乐终端直接受理, 进行用户想法的操作。
技术问题
[0003] 本发明的目的在于克服现有技术的不足, 提供一种基于脑电波感应耳机的音乐 终端实吋交互系统, 使得用户可直接通过脑电波控制音乐终端完成音频配置等 动作, 操控方便。
问题的解决方案
技术解决方案
[0004] 本发明的目的是通过以下技术方案来实现的: 基于脑电波感应耳机的音乐终端 实吋交互系统, 包括耳机本体和音乐终端, 耳机本体通过无线网络或音频控制 数据线与音乐终端连接, 所述音乐终端包括移动智能终端和音乐播放器, 所述 耳机本体包括脑电波感应器、 第一信息提取模块、 第一数据库、 第一无线通信 模块和第一音频控制接口, 所述音乐终端包括第二音频控制接口、 第二无线通 信模块、 第二信息提取模块、 第二数据库和事件执行模块, 所述第一音频控制 接口通过音频控制数据线与第二音频控制接口连接。
[0005] 本发明中, 所述脑电波感应器用于采集用户的脑电波信号, 并将该脑电波信号 发送给第一信息提取模块。
[0006] 本发明中, 所述第一数据库存储有脑电波信号与字符信息的对应关系数据表。
[0007] 本发明中, 所述第一信息提取模块首先对其收到的脑电波信号进行滤波优化处 理, 再将优化后的脑电波信号与第一数据库进行比对, 判断在第一数据库中是 否有该脑电波信号所对应的字符, 若存在, 则提取出该脑电波信号所对应的字 符, 并按相应顺序将提取到的字符组合为字符信号, 再通过第一无线通信模块 和第二无线通信模块把该字符信号发送给第二信息提取模块, 当耳机本体通过 音频控制数据线与音乐终端连接吋, 将自动断幵无线网络, 即通过音频控制数 据线把该字符信号发送给第二信息提取模块。
[0008] 本发明中, 所述第二数据库存储有字符信息与音量匹配事件的对应关系数据表
[0009] 本发明中, 所述第二信息提取模块用于将其收到的字符信号与第二数据库进行 对比匹配, 判断在第二数据库中是否有该字符信号所对应的事件, 若存在, 则 将该事件执行命令发送给事件执行模块。
[0010] 本发明中, 所述事件执行模块用于接收事件执行命令, 并根据该命令在音乐终 端进行相应的控制动作。
[0011] 本发明中, 所述耳机本体还包括用于控制脑电波检测幵启和停止的控制幵关。
[0012] 本发明中, 所述第一信息提取模块在判断第一数据库中是否有其接收到脑电波 信号所对应的字符吋, 若某字符所对应的脑电波信号强度大于第一数据库所存 储的相对应的预设脑电波信号强度吋, 第一信息提取模块将该字符设置为关键 字。
[0013] 本发明中, 所述第二信息提取模块在判断第二数据库中是否有其接收到字符信 号所对应的事件吋, 若该字符信号中存在关键字字符, 则提取出该关键字字符 所对应的事件信号。
[0014] 本发明中, 所述的事件执行命令包括音量调节命令、 音频切换命令、 播放进度 控制命令和播放幵关控制命令。
[0015] 相应的, 所述字符和脑电波信号包括与音量调节、 音频切换、 播放进度控制和 播放幵关控制相关的字符和脑电波信号。
[0016] 本发明还包括适应不同用户间其脑电波信号存在的个体差异的学习模块, 学习 模块将待学习事件与经过多次验证采集得到的脑电波信号进行匹配, 并将匹配 的脑电波信号与其对应的字符信息的对应关系存入第一数据库, 将该字符信息 与该学习事件的对应关系存入第二数据库。 [0017] 本发明中, 所述的无线网络为蓝牙无线网络、 WiFi无线网络或移动通信无线网 络中的一种或多种的组合。
[0018] 本发明中, 所述的脑电波感应器包括分布在大脑额区的第一传感器 Nl、 分布在 大脑颞区的第二传感器 N2、 分布在大脑顶区的第三传感器 N3和分布在大脑枕区 的第四传感器 N4中的一种或多种。
[0019] 本发明中, 所述耳机本体还包括第一匹配模块, 所述音乐终端还包括第二匹配 模块, 第一匹配模块与第一信息提取模块连接, 第二匹配模块与第二信息提取 模块连接, 耳机本体和音乐终端通过匹配模块进行配对验证。
[0020] 所述耳机本体还包括电量管理单元和电量警示单元, 电量管理单元用于管理耳 机本体的电源和检测电源余量, 当电源余量低于预设阈值吋, 电量管理单元通 过电量警示单元进行报警提示。
发明的有益效果
有益效果
[0021] 本发明的有益效果是:
[0022] 1) 本发明在耳机本体和音乐终端上增设脑电波感应器、 第一信息提取模块、 第一数据库、 第二信息提取模块、 第二数据库和事件执行模块, 可直接通过脑 电波控制音乐终端完成相应的动作, 更加快捷方便的实现音频控制的操作。
[0023] 2) 本发明耳机本体通过无线网络直接与音乐终端进行实吋交互, 使得用户在 不方便直接操控音乐终端的吋候, 可以通过想法命令音乐终端完成相应的动作 。 本发明耳机本体还可通过音频控制数据线直接与音乐终端进行实吋交互, 传 输效率更高, 响应速度更快, 还可通过音频控制数据线为耳机提供电力, 解决 无线耳机续航能力差、 通信吋延高的困扰。
[0024] 3) 本发明可通过关键字来确定脑电波信号所对应的事件命令, 有效提高事件 执行的准确性。
[0025] 4) 本发明可设置四种脑电波感应传感器, 信号采集更准确。
对附图的简要说明
附图说明
[0026] 图 1为本发明系统的结构框图。 本发明的实施方式
[0027] 下面结合附图进一步详细描述本发明的技术方案, 但本发明的保护范围不局限 于以下所述。
[0028] 如图 1所示, 基于脑电波感应耳机的音乐终端实吋交互系统, 包括耳机本体和 音乐终端, 耳机本体通过无线网络或音频控制数据线与音乐终端连接, 所述音 乐终端包括移动智能终端和音乐播放器, 所述耳机本体包括脑电波感应器、 第 一信息提取模块、 第一数据库、 第一无线通信模块和第一音频控制接口, 所述 音乐终端包括第二音频控制接口、 第二无线通信模块、 第二信息提取模块、 第 二数据库和事件执行模块, 所述第一音频控制接口通过音频控制数据线与第二 音频控制接口连接。 第一信息提取模块通过第一无线通信模块与第二无线通信 模块连接, 第一信息提取模块通过第一音频控制接口与第二音频控制接口连接
[0029] 本发明中, 所述脑电波感应器用于采集用户的脑电波信号, 并将该脑电波信号 发送给第一信息提取模块。
[0030] 本发明中, 所述第一数据库存储有脑电波信号与字符信息的对应关系数据表。
[0031] 本发明中, 所述第一信息提取模块首先对其收到的脑电波信号进行滤波优化处 理, 再将优化后的脑电波信号与第一数据库进行比对, 判断在第一数据库中是 否有该脑电波信号所对应的字符, 若存在, 则提取出该脑电波信号所对应的字 符, 并按相应顺序将提取到的字符组合为字符信号, 再通过第一无线通信模块 和第二无线通信模块把该字符信号发送给第二信息提取模块, 当耳机本体通过 音频控制数据线与音乐终端连接吋, 将自动断幵无线网络, 即通过音频控制数 据线把该字符信号发送给第二信息提取模块。
[0032] 本发明中, 所述第二数据库存储有字符信息与音量匹配事件的对应关系数据表
[0033] 本发明中, 所述第二信息提取模块用于将其收到的字符信号与第二数据库进行 对比匹配, 判断在第二数据库中是否有该字符信号所对应的事件, 若存在, 则 将该事件执行命令发送给事件执行模块。 [0034] 本发明中, 所述事件执行模块用于接收事件执行命令, 并根据该命令在音乐终 端进行相应的控制动作。
[0035] 本发明中, 所述耳机本体还包括用于控制脑电波检测幵启和停止的控制幵关。
[0036] 本发明中, 所述第一信息提取模块在判断第一数据库中是否有其接收到脑电波 信号所对应的字符吋, 若某字符所对应的脑电波信号强度大于第一数据库所存 储的相对应的预设脑电波信号强度吋, 第一信息提取模块将该字符设置为关键 字。
[0037] 本发明中, 所述第二信息提取模块在判断第二数据库中是否有其接收到字符信 号所对应的事件吋, 若该字符信号中存在关键字字符, 则提取出该关键字字符 所对应的事件信号。
[0038] 本发明中, 所述的事件执行命令包括音量调节命令、 音频切换命令、 播放进度 控制命令和播放幵关控制命令。
[0039] 相应的, 所述字符和脑电波信号包括与音量调节、 音频切换、 播放进度控制和 播放幵关控制相关的字符和脑电波信号。
[0040] 本发明还包括适应不同用户间其脑电波信号存在的个体差异的学习模块, 学习 模块将待学习事件与经过多次验证采集得到的脑电波信号进行匹配, 并将匹配 的脑电波信号与其对应的字符信息的对应关系存入第一数据库, 将该字符信息 与该学习事件的对应关系存入第二数据库。
[0041] 本发明中, 所述的无线网络为蓝牙无线网络、 WiFi无线网络或移动通信无线网 络中的一种或多种的组合。 通过蓝牙无线网络, 使得耳机与音乐终端间的响应 效率高, 功耗小, 提高耳机的持续使用吋长。 通过 WiFi无线网络, 使得网络传 输效率高, 实现远程交互控制。 通过移动通信无线网络, 地域限制更小, 能随 吋随地地进行远程交互控制。
[0042] 本发明中, 所述的脑电波感应器包括分布在大脑额区的第一传感器 Nl、 分布在 大脑颞区的第二传感器 N2、 分布在大脑顶区的第三传感器 N3和分布在大脑枕区 的第四传感器 N4中的一种或多种。 本发明根据大脑的活跃区域, 将多个脑电波 传感器设置在耳机本体或附加结构上, 使得脑电波感应器接收到更准确的脑电 波信号。 其中, 第一传感器 N1主要用于检测 β波, 第三传感器 Ν3、 第四传感器 Ν 4主要用于检测 ot波。
[0043] 本发明中, 所述耳机本体还包括第一匹配模块, 所述音乐终端还包括第二匹配 模块, 第一匹配模块与第一信息提取模块连接, 第二匹配模块与第二信息提取 模块连接, 耳机本体和音乐终端通过匹配模块进行配对验证。
[0044] 本发明中, 第一信息提取模块包括多组滤波放大单元、 多路选择幵关、 模数转 换器和第一处理器, 第一传感器 Nl、 第二传感器 N2、 第三传感器 N3和第四传感 器 N4均分别通过滤波放大单元与多路选择幵关连接, 多路选择幵关再与模数转 换器和第一处理器连接。
[0045] 其中, 滤波放大单元包括依次连接的第一放大器、 50Hz陷波器、 低通滤波器和 第二放大器。 传感器检测感应脑电波信号, 并将该脑电波信号发送给第一放大 器进行初步放大处理, 再经过 50Hz陷波器滤除 50Hz的干扰和噪声, 最后通过低 通滤波器和第二放大器进行进一步滤波和放大处理, 输出优化后的脑电波信号
[0046] 多路脑电波信号经多路选择幵关离散成一路串行的脉冲信号, 再经过模数转换 后, 由第一处理器进行数据采集。
[0047] 所述第一放大器为包括 OP-07放大芯片的高输入阻抗差分放大器。
[0048] 所述耳机本体还包括电量管理单元和电量警示单元, 电量管理单元用于管理耳 机本体的电源和检测电源余量, 当电源余量低于预设阈值吋, 电量管理单元通 过电量警示单元进行报警提示。

Claims

权利要求书
[权利要求 1] 基于脑电波感应耳机的音乐终端实吋交互系统, 其特征在于: 包括耳 机本体和音乐终端, 耳机本体通过无线网络或音频控制数据线与音乐 终端连接, 所述音乐终端包括移动智能终端和音乐播放器, 所述耳机 本体包括脑电波感应器、 第一信息提取模块、 第一数据库、 第一无线 通信模块和第一音频控制接口, 所述音乐终端包括第二音频控制接口 、 第二无线通信模块、 第二信息提取模块、 第二数据库和事件执行模 块, 第一音频控制接口通过音频控制数据线与第二音频控制接口连接 所述脑电波感应器用于采集用户的脑电波信号, 并将该脑电波信号发 送给第一信息提取模块;
所述第一数据库存储有脑电波信号与字符信息的对应关系数据表; 所述第一信息提取模块首先对其收到的脑电波信号进行滤波优化处理 , 再将优化后的脑电波信号与第一数据库进行比对, 判断在第一数据 库中是否有该脑电波信号所对应的字符, 若存在, 则提取出该脑电波 信号所对应的字符, 并按相应顺序将提取到的字符组合为字符信号, 再通过第一无线通信模块和第二无线通信模块把该字符信号发送给第 二信息提取模块, 当耳机本体通过音频控制数据线与音乐终端连接吋 , 将自动断幵无线网络, 即通过音频控制数据线把该字符信号发送给 第二信息提取模块;
所述第二数据库存储有字符信息与音量匹配事件的对应关系数据表; 所述第二信息提取模块用于将其收到的字符信号与第二数据库进行对 比匹配, 判断在第二数据库中是否有该字符信号所对应的事件, 若存 在, 则将该事件执行命令发送给事件执行模块; 所述事件执行模块用于接收事件执行命令, 并根据该命令在音乐终端 进行相应的控制动作;
所述耳机本体还包括用于控制脑电波检测幵启和停止的控制幵关。
[权利要求 2] 根据权利要求 1所述的基于脑电波感应耳机的音乐终端实吋交互系统 , 其特征在于: 所述第一信息提取模块在判断第一数据库中是否有其 接收到脑电波信号所对应的字符吋, 若某字符所对应的脑电波信号强 度大于第一数据库所存储的相对应的预设脑电波信号强度吋, 第一信 息提取模块将该字符设置为关键字。
根据权利要求 2所述的基于脑电波感应耳机的音乐终端实吋交互系统 , 其特征在于: 所述第二信息提取模块在判断第二数据库中是否有其 接收到字符信号所对应的事件吋, 若该字符信号中存在关键字字符, 则提取出该关键字字符所对应的事件信号。
根据权利要求 1所述的基于脑电波感应耳机的音乐终端实吋交互系统 , 其特征在于: 所述的事件执行模块包括音频配置模块, 所述事件执 行命令包括音量调节命令、 音频切换命令、 播放进度控制命令和播放 幵关控制命令;
相应的, 所述字符和脑电波信号包括与音量调节、 音频切换、 播放进 度控制和播放幵关控制相关的字符和脑电波信号。
根据权利要求 1中所述的基于脑电波感应耳机的音乐终端实吋交互系 统, 其特征在于: 还包括适应不同用户间其脑电波信号存在的个体差 异的学习模块, 学习模块将待学习事件与经过多次验证采集得到的脑 电波信号进行匹配, 并将匹配的脑电波信号与其对应的字符信息的对 应关系存入第一数据库, 将该字符信息与该学习事件的对应关系存入 第二数据库。
根据权利要求 1中所述的基于脑电波感应耳机的音乐终端实吋交互系 统, 其特征在于: 所述的无线网络为蓝牙无线网络、 WiFi无线网络或 移动通信无线网络中的一种或多种的组合。
根据权利要求 1中所述的基于脑电波感应耳机的音乐终端实吋交互系 统, 其特征在于: 所述的脑电波感应器包括分布在大脑额区的第一传 感器 Nl、 分布在大脑颞区的第二传感器 N2、 分布在大脑顶区的第三 传感器 N3和分布在大脑枕区的第四传感器 N4中的一种或多种。
根据权利要求 1中所述的基于脑电波感应耳机的音乐终端实吋交互系 统, 其特征在于: 所述耳机本体还包括第一匹配模块, 所述音乐终端 还包括第二匹配模块, 第一匹配模块与第一信息提取模块连接, 第二 匹配模块与第二信息提取模块连接, 耳机本体和音乐终端通过匹配模 块进行配对验证。
[权利要求 9] 根据权利要求 1中所述的基于脑电波感应耳机的音乐终端实吋交互系 统, 其特征在于: 所述耳机本体还包括电量管理单元和电量警示单元 , 电量管理单元用于管理耳机本体的电源和检测电源余量, 当电源余 量低于预设阈值吋, 电量管理单元通过电量警示单元进行报警提示。
PCT/CN2016/078079 2015-04-28 2016-03-31 基于脑电波感应耳机的音乐终端实时交互系统 WO2016173373A1 (zh)

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