CN105446697A - Automatic earphone volume adjusting method, device and system - Google Patents
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Abstract
Description
技术领域technical field
本发明属于计算机技术领域，尤其涉及一种耳机音量自动调整方法、装置及系统。The invention belongs to the technical field of computers, and in particular relates to a method, device and system for automatically adjusting earphone volume.
背景技术Background technique
为了适应人们快节奏的生活，企业推出了各种各样的便携式、移动终端，用户可以利用移动终端听音乐、看视频或上网等。现有技术中，移动终端的音量一般情况下采用手动调节方式调节音量的输出，在室内等安静环境下，用户通常会将音量调节到较小水平，而在室外比较喧闹、嘈杂的环境下，会将音量调节到较大水平。In order to adapt to people's fast-paced life, enterprises have launched a variety of portable and mobile terminals. Users can use mobile terminals to listen to music, watch videos or surf the Internet. In the prior art, the volume of the mobile terminal is generally adjusted manually to adjust the volume output. In a quiet environment such as indoors, the user usually adjusts the volume to a lower level, while in a noisy and noisy environment outdoors, The volume will be adjusted to a louder level.
一般情况下终端用户会使用耳机听音乐、看视频，当用户从安静环境进入喧闹、嘈杂环境时，如果用户忘记及时进行耳机音量调整，较大的耳机音量会给用户耳朵带来不适，长期下去会影响用户听力。而当用户从喧闹环境进入安静环境时，音量过小则需要手动进行音量调节。因此，如果用户不方便进行音视频播放终端的音量手动调节时，例如，终端位于用户口袋或者包里等用户不方便手动调节情况下，会极大地影响移动终端的用户体验。Under normal circumstances, end users will use earphones to listen to music and watch videos. When the user enters a noisy environment from a quiet environment, if the user forgets to adjust the volume of the earphones in time, the higher volume of the earphones will cause discomfort to the user's ears. Can affect the user's hearing. And when the user enters a quiet environment from a noisy environment, if the volume is too low, manual volume adjustment is required. Therefore, if the user is inconvenient to manually adjust the volume of the audio and video playback terminal, for example, the terminal is located in the user's pocket or bag, etc., it will greatly affect the user experience of the mobile terminal.
发明内容Contents of the invention
本发明实施例的目的在于提供一种耳机音量自动调整方法、装置及系统，旨在解决由于现有技术无法提供一种耳机音量的调整方法，导致移动终端无法精确实现音量自动调整的问题。The purpose of the embodiments of the present invention is to provide a method, device and system for automatically adjusting the volume of earphones, aiming at solving the problem that the mobile terminal cannot accurately adjust the volume automatically because the prior art cannot provide a method for adjusting the volume of the earphones.
一方面，本发明提供了一种耳机音量自动调整方法，所述方法包括下述步骤：On the one hand, the present invention provides a kind of earphone volume automatic adjustment method, described method comprises the following steps:
通过与移动终端连接的耳机输出来自所述移动终端的音频信号；Outputting an audio signal from the mobile terminal through an earphone connected to the mobile terminal;
采集所述耳机和用户耳廓围合而成的范围内的声音；collecting sounds within the range enclosed by the earphone and the user's auricle;
计算所述采集的声音中所述音频信号和所述围合而成的范围内的噪音信号的信噪比；calculating the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound;
根据所述计算得到的信噪比调整所述耳机的输出音量。Adjusting the output volume of the earphone according to the calculated signal-to-noise ratio.
另一方面，本发明还提供了一种耳机音量自动调整装置，所述装置包括：On the other hand, the present invention also provides a device for automatically adjusting earphone volume, said device comprising:
音频信号输出单元，用于通过与移动终端连接的耳机输出来自所述移动终端的音频信号；an audio signal output unit, configured to output an audio signal from the mobile terminal through an earphone connected to the mobile terminal;
声音采集单元，用于采集耳机和用户耳廓围合而成的范围内的声音；The sound collection unit is used to collect the sound within the range enclosed by the earphone and the user's auricle;
信噪比计算单元，用于计算所述采集的声音中所述音频信号和所述围合而成的范围内的噪音信号的信噪比；以及a signal-to-noise ratio calculation unit, configured to calculate the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound; and
音量调整单元，用于根据所述计算得到的信噪比调整所述耳机的输出音量。A volume adjustment unit, configured to adjust the output volume of the earphone according to the calculated signal-to-noise ratio.
另一方面，本发明还提供了一种耳机音量自动调整系统，所述系统包括移动终端和耳机，所述耳机内侧设置有麦克风，其中：On the other hand, the present invention also provides an automatic earphone volume adjustment system, the system includes a mobile terminal and an earphone, a microphone is arranged inside the earphone, wherein:
移动终端，用于通过连接的所述耳机输出音频信号，在接收到所述耳机发送的采集到的声音时，计算所述采集的声音中所述音频信号与所述耳机和用户耳廓围合而成的范围内的噪音信号的信噪比，根据所述计算得到的信噪比调整所述耳机的输出音量；The mobile terminal is configured to output an audio signal through the connected earphone, and when receiving the collected sound sent by the earphone, calculate the enclosing relationship between the audio signal in the collected sound and the earphone and the user's auricle The signal-to-noise ratio of the noise signal within the obtained range, and adjust the output volume of the earphone according to the calculated signal-to-noise ratio;
耳机，用于当接收到所述移动终端输出的音频信号时，输出接收到的音频信号，采集和用户耳廓围合而成的范围内的声音，并将所述采集的声音发送给所述移动终端，在所述移动终端根据所述计算得到的信噪比调整输出音量后，输出对应的调整后的声音。The earphone is configured to output the received audio signal when receiving the audio signal output by the mobile terminal, collect the sound within the range enclosed by the user's auricle, and send the collected sound to the The mobile terminal outputs the corresponding adjusted sound after the mobile terminal adjusts the output volume according to the calculated signal-to-noise ratio.
在本发明实施例中，当用户使用耳机接听来自与之连接的移动终端的音频时，采集耳机和用户耳廓围合而成的范围内的声音，计算采集的声音中音频信号和所述围合而成的范围内的噪音信号的信噪比，根据计算得到的信噪比调整耳机的输出音量，从而实现对用户耳机输出音量的精确调整，提高了用户使用耳机的舒适度。In the embodiment of the present invention, when the user uses the earphone to listen to the audio from the mobile terminal connected to it, the sound within the range enclosed by the earphone and the user's auricle is collected, and the audio signal in the collected sound and the surrounding area are calculated. The signal-to-noise ratio of the noise signal within the combined range is adjusted, and the output volume of the earphone is adjusted according to the calculated signal-to-noise ratio, so as to realize the precise adjustment of the output volume of the user's earphone and improve the comfort of the user when using the earphone.
附图说明Description of drawings
图1是本发明实施例一提供的耳机音量自动调整方法的实现流程图；FIG. 1 is a flow chart of the implementation of the method for automatically adjusting the earphone volume provided by Embodiment 1 of the present invention;
图2是本发明实施例二提供的耳机音量自动调整方法的实现流程图；FIG. 2 is a flow chart for realizing the method for automatically adjusting the earphone volume provided by Embodiment 2 of the present invention;
图3是本发明实施例三提供的耳机音量自动调整装置的结构图；Fig. 3 is a structural diagram of the device for automatically adjusting the earphone volume provided by Embodiment 3 of the present invention;
图4是本发明实施例四提供的耳机音量自动调整装置的结构图；以及Fig. 4 is a structural diagram of the device for automatically adjusting the earphone volume provided by Embodiment 4 of the present invention; and
图5是本发明实施例五提供的耳机音量自动调整系统的结构图。Fig. 5 is a structural diagram of an earphone volume automatic adjustment system provided by Embodiment 5 of the present invention.
具体实施方式detailed description
为了使本发明的目的、技术方案及优点更加清楚明白，以下结合附图及实施例，对本发明进行进一步详细说明。应当理解，此处所描述的具体实施例仅仅用以解释本发明，并不用于限定本发明。In order to make the object, technical solution and advantages of the present invention clearer, the present invention will be further described in detail below in conjunction with the accompanying drawings and embodiments. It should be understood that the specific embodiments described here are only used to explain the present invention, not to limit the present invention.
以下结合具体实施例对本发明的具体实现进行详细描述：The specific realization of the present invention is described in detail below in conjunction with specific embodiment:
实施例一：Embodiment one:
图1示出了本发明实施例一提供的耳机音量自动调整方法的实现流程，详述如下：Fig. 1 shows the implementation process of the method for automatically adjusting the earphone volume provided by Embodiment 1 of the present invention, which is described in detail as follows:
在步骤S101中，通过与移动终端连接的耳机输出来自移动终端的音频信号。In step S101, an audio signal from the mobile terminal is output through an earphone connected to the mobile terminal.
本发明实施例适用于带有耳机的移动终端，其中，移动终端可以是音视频播放器，例如MP3、MP4等具备音视频播放功能的设备，也可以是移动电话，智能手机等，输出的音频信号可以是音频文件、视频文件或通话产生的音频信息，耳机可以是蓝牙无线耳机、头戴式耳机或入耳式耳机。The embodiment of the present invention is applicable to a mobile terminal with earphones, wherein the mobile terminal can be an audio and video player, such as MP3, MP4 and other devices with audio and video playback functions, or a mobile phone, smart phone, etc., the output audio The signal can be an audio file, a video file, or audio information generated by a call, and the earphone can be a Bluetooth wireless earphone, a headset, or an earphone.
在步骤S102中，采集耳机和用户耳廓围合而成的范围内的声音。In step S102, the sound within the range enclosed by the earphone and the user's auricle is collected.
在步骤S103中，计算采集的声音中所述音频信号和围合而成的范围内的噪音信号的信噪比。In step S103, the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound is calculated.
由于用户通过耳机接收来电或收听音乐，因此，为了更精确地反映用户耳朵听到的声音大小或声音效果，在本发明实施例中，只采集耳机和用户耳廓围合而成的范围内的声音，进一步计算采集的声音中所述音频信号和围合而成的范围内的噪音信号的信噪比，从而精确地确定用户听到的正常音频信号(用户期待输出的音频信号)的强度。Since the user receives an incoming call or listens to music through the earphone, in order to more accurately reflect the sound level or sound effect heard by the user's ear, in the embodiment of the present invention, only the sound within the range enclosed by the earphone and the user's auricle is collected. For sound, further calculate the signal-to-noise ratio of the audio signal in the collected sound and the noise signal within the enclosed range, so as to accurately determine the strength of the normal audio signal heard by the user (the audio signal that the user expects to output).
在步骤S104中，根据计算得到的信噪比调整耳机的输出音量。In step S104, the output volume of the earphone is adjusted according to the calculated signal-to-noise ratio.
在本发明实施例中，当计算得到的信噪比增高时，可能是用户进入到一安静环境中，因此，可降低耳机的输出音量，从而降低音频信号的输出强度，将耳机输出音量控制在一个舒适的范围内。优选地，在计算得到的信噪比后，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量降低到对应的音量，从而为用户提供较佳的接收效果。In the embodiment of the present invention, when the calculated signal-to-noise ratio increases, it may be that the user has entered a quiet environment. Therefore, the output volume of the earphone can be reduced, thereby reducing the output intensity of the audio signal, and the output volume of the earphone can be controlled at within a comfortable range. Preferably, after calculating the SNR, the output volume of the earphone can be reduced to the corresponding volume according to the user-set or pre-stored SNR or the correlation between the SNR range and the optimal output volume , so as to provide users with better reception effect.
同样，优选地，当计算得到的信噪比降低时，可能是用户从安静环境进入到一喧闹环境中，因此，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量增大到对应的音量，从而为用户提供较佳的接收效果。Likewise, preferably, when the calculated signal-to-noise ratio decreases, it may be that the user enters a noisy environment from a quiet environment. The correlation between the output volumes increases the output volume of the earphone to the corresponding volume, thereby providing a better receiving effect for the user.
在本发明实施例中，当用户使用耳机接听来自与之连接的移动终端的音频时，采集耳机和用户耳廓围合而成的范围内的声音，计算采集的声音中音频信号和所述围合而成的范围内的噪音信号的信噪比，根据计算得到的信噪比调整耳机的输出音量，从而实现对用户耳机输出音量的精确调整，提高了用户使用耳机的舒适度。In the embodiment of the present invention, when the user uses the earphone to listen to the audio from the mobile terminal connected to it, the sound within the range enclosed by the earphone and the user's auricle is collected, and the audio signal in the collected sound and the surrounding area are calculated. The signal-to-noise ratio of the noise signal within the combined range is adjusted, and the output volume of the earphone is adjusted according to the calculated signal-to-noise ratio, so as to realize the precise adjustment of the output volume of the user's earphone and improve the comfort of the user when using the earphone.
可选地，在一实施例中，可在耳机中设置中音频输出芯片，且在芯片中存储一音频文件，这样当用户在播放选择的音视频文件或接听来电之前，可预先播放芯片中内置的音频文件，采集耳机和用户耳廓围合而成的范围内的声音，进而通过上述步骤自动实现对耳机输出音量的控制。Optionally, in an embodiment, an audio output chip can be set in the earphone, and an audio file can be stored in the chip, so that before the user plays the selected audio and video file or answers an incoming call, the audio output chip built in the chip can be played in advance. audio file, collect the sound within the range enclosed by the earphone and the user's auricle, and then automatically realize the control of the output volume of the earphone through the above steps.
实施例二：Embodiment two:
图2示出了本发明实施例二提供的耳机音量自动调整方法的实现流程，详述如下：FIG. 2 shows the implementation process of the method for automatically adjusting the volume of the earphone provided by Embodiment 2 of the present invention, and the details are as follows:
在步骤S201中，在耳机内侧设置一麦克风，以用于采集耳机和用户耳廓围合而成的范围内的声音。In step S201 , a microphone is set inside the earphone to collect sounds within the range enclosed by the earphone and the user's auricle.
在本发明实施例中，为了更精确地反映用户耳朵听到的声音大小或声音效果，只采集耳机和用户耳廓围合而成的范围内的声音，从而提高音量调整的精确度。In the embodiment of the present invention, in order to more accurately reflect the sound level or sound effect heard by the user's ear, only the sound within the range enclosed by the earphone and the user's auricle is collected, thereby improving the accuracy of volume adjustment.
在步骤S202中，通过与移动终端连接的耳机输出来自移动终端的音频信号。In step S202, an audio signal from the mobile terminal is output through an earphone connected to the mobile terminal.
本发明实施例适用于带有耳机的移动终端，其中，移动终端可以是音视频播放器，例如MP3、MP4等具备音视频播放功能的设备，也可以是移动电话，智能手机等，输出的音频信号可以是音频文件、视频文件或通话产生的音频信息，耳机可以是蓝牙无线耳机、头戴式耳机或入耳式耳机。The embodiment of the present invention is applicable to a mobile terminal with earphones, wherein the mobile terminal can be an audio and video player, such as MP3, MP4 and other devices with audio and video playback functions, or a mobile phone, smart phone, etc., the output audio The signal can be an audio file, a video file, or audio information generated by a call, and the earphone can be a Bluetooth wireless earphone, a headset, or an earphone.
在步骤S203中，采集耳机和用户耳廓围合而成的范围内的声音。In step S203, the sound within the range enclosed by the earphone and the pinna of the user is collected.
在步骤S204中，计算采集的声音中所述音频信号和围合而成的范围内的噪音信号的信噪比。In step S204, the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound is calculated.
在步骤S205中，根据计算得到的信噪比调整耳机的输出音量。In step S205, the output volume of the earphone is adjusted according to the calculated signal-to-noise ratio.
在本发明实施例中，当计算得到的信噪比增高时，降低耳机的输出音量，从而降低音频信号的输出强度，将耳机输出音量控制在一个舒适的范围内。优选，在计算得到的信噪比后，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量降低到对应的音量，从而为用户提供较佳的接收效果。In the embodiment of the present invention, when the calculated signal-to-noise ratio increases, the output volume of the earphone is reduced, thereby reducing the output intensity of the audio signal, and the output volume of the earphone is controlled within a comfortable range. Preferably, after calculating the SNR, the output volume of the earphone can be reduced to the corresponding volume according to the user-set or pre-stored SNR or the correlation between the SNR range and the optimal output volume, In this way, a better reception effect is provided for the user.
同样，优选地，当计算得到的信噪比降低时，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量增大到对应的音量，从而为用户提供较佳的接收效果。Likewise, preferably, when the calculated signal-to-noise ratio decreases, the output volume of the earphone can be increased according to the user-set or pre-stored signal-to-noise ratio or the relationship between the signal-to-noise ratio range and the optimal output volume To the corresponding volume, so as to provide users with better reception.
在步骤S206中，当增大的耳机的输出音量大于一预设音量值、且持续时间大于一预设时间长度时，执行预设的提醒操作，以降低用户耳朵的损伤。In step S206, when the increased output volume of the earphone is greater than a preset volume value and lasts longer than a preset time length, a preset reminder operation is performed to reduce damage to the user's ears.
在本发明实施例中，若信噪比降低，而增大的耳机的输出音量大于一预设音量值、且持续时间大于一预设时间长度时，可能引起用户耳朵不适，甚至会对用户听力带来损伤，因此，当调整后的输出音量大于一设定的最大阈值且持续超过一设定的时间长度时，执行预设的提醒操作，提醒用户休息，以降低用户耳朵的损伤。例如，可以输出提示音，通过移动终端输出振动等方式提醒用户摘掉耳机。In the embodiment of the present invention, if the signal-to-noise ratio decreases and the output volume of the increased earphone is greater than a preset volume value and lasts longer than a preset time length, it may cause discomfort to the user's ears, and even damage the user's hearing. Therefore, when the adjusted output volume is greater than a set maximum threshold and continues to exceed a set length of time, a preset reminder operation is performed to remind the user to take a break to reduce the damage to the user's ear. For example, a prompt sound may be output to remind the user to take off the earphone through the mobile terminal outputting vibration and the like.
在本发明实施例中，通过采集耳机和用户耳廓围合而成的范围内的声音，计算采集的声音中音频信号和所述围合而成的范围内的噪音信号的信噪比，根据计算得到的信噪比调整耳机的输出音量，从而实现对用户耳机输出音量的精确调整，提高了用户使用耳机的舒适度。同时，当调整后的输出音量大于一设定的最大阈值且持续超过一设定的时间长度时，提醒用户休息，以降低用户耳朵的损伤，提高了耳机和移动终端的智能化程度。In the embodiment of the present invention, the signal-to-noise ratio of the audio signal in the collected sound and the noise signal in the enclosed range is calculated by collecting the sound within the range enclosed by the earphone and the user's auricle, according to The calculated signal-to-noise ratio adjusts the output volume of the earphone, thereby realizing precise adjustment of the output volume of the user's earphone and improving the user's comfort when using the earphone. At the same time, when the adjusted output volume is greater than a set maximum threshold and lasts longer than a set time length, the user is reminded to take a break, so as to reduce the damage to the user's ears and improve the intelligence of the earphone and the mobile terminal.
本领域普通技术人员可以理解实现上述实施例方法中的全部或部分步骤是可以通过程序来指令相关的硬件来完成，所述的程序可以存储于一计算机可读取存储介质中，所述的存储介质，如ROM/RAM、磁盘、光盘等。Those of ordinary skill in the art can understand that all or part of the steps in the method of the above-mentioned embodiments can be completed by instructing related hardware through a program, and the program can be stored in a computer-readable storage medium, and the storage Media such as ROM/RAM, magnetic disk, optical disk, etc.
实施例三：Embodiment three:
图3示出了本发明实施例三提供的耳机音量自动调整装置的结构，为了便于说明，仅示出了与本发明实施例相关的部分。FIG. 3 shows the structure of the device for automatically adjusting the earphone volume provided by the third embodiment of the present invention. For the convenience of description, only the parts related to the embodiment of the present invention are shown.
在本发明实施例中，耳机音量自动调整装置包括音频信号输出单元31、声音采集单元32、信噪比计算单元33以及音量调整单元34，其中：In the embodiment of the present invention, the device for automatically adjusting the earphone volume includes an audio signal output unit 31, a sound collection unit 32, a signal-to-noise ratio calculation unit 33, and a volume adjustment unit 34, wherein:
音频信号输出单元31，用于通过与移动终端连接的耳机输出来自所述移动终端的音频信号；An audio signal output unit 31, configured to output an audio signal from the mobile terminal through an earphone connected to the mobile terminal;
声音采集单元32，用于采集耳机和用户耳廓围合而成的范围内的声音；A sound collection unit 32, configured to collect sounds within the range enclosed by the earphone and the user's auricle;
信噪比计算单元33，用于计算所述采集的声音中所述音频信号和所述围合而成的范围内的噪音信号的信噪比；以及A signal-to-noise ratio calculation unit 33, configured to calculate the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound; and
音量调整单元34，用于根据所述计算得到的信噪比调整所述耳机的输出音量。The volume adjustment unit 34 is configured to adjust the output volume of the earphone according to the calculated signal-to-noise ratio.
在本发明实施中，耳机音量自动调整装置各单元的实施方式可参考实施例一中对应步骤的实施方式，在此不赘述。In the implementation of the present invention, for the implementation of each unit of the device for automatically adjusting the volume of the earphone, reference may be made to the implementation of the corresponding steps in Embodiment 1, which will not be repeated here.
实施例四：Embodiment four:
图4示出了本发明实施例四提供的耳机音量自动调整装置的结构，为了便于说明，仅示出了与本发明实施例相关的部分。Fig. 4 shows the structure of the device for automatically adjusting the earphone volume provided by the fourth embodiment of the present invention. For the convenience of description, only the parts related to the embodiment of the present invention are shown.
在本发明实施例中，耳机音量自动调整装置包括麦克风提供单元30、音频信号输出单元31、声音采集单元32、信噪比计算单元33以及音量调整单元34，其中：In the embodiment of the present invention, the device for automatically adjusting the earphone volume includes a microphone providing unit 30, an audio signal output unit 31, a sound collecting unit 32, a signal-to-noise ratio calculating unit 33, and a volume adjusting unit 34, wherein:
麦克风提供单元30，用于在耳机内侧设置一麦克风，以用于采集所述耳机和用户耳廓围合而成的范围内的声音。The microphone providing unit 30 is configured to set a microphone inside the earphone to collect sound within the range enclosed by the earphone and the user's auricle.
在本发明实施例中，为了更精确地反映用户耳朵听到的声音大小或声音效果，只采集耳机和用户耳廓围合而成的范围内的声音，从而提高音量调整的精确度。In the embodiment of the present invention, in order to more accurately reflect the sound level or sound effect heard by the user's ear, only the sound within the range enclosed by the earphone and the user's auricle is collected, thereby improving the accuracy of volume adjustment.
音频信号输出单元31，用于通过与移动终端连接的耳机输出来自移动终端的音频信号。The audio signal output unit 31 is configured to output an audio signal from the mobile terminal through an earphone connected to the mobile terminal.
本发明实施例适用于带有耳机的移动终端，其中，移动终端可以是音视频播放器，例如MP3、MP4等具备音视频播放功能的设备，也可以是移动电话，智能手机等，输出的音频信号可以是音频文件、视频文件或通话产生的音频信息，耳机可以是蓝牙无线耳机、头戴式耳机或入耳式耳机。The embodiment of the present invention is applicable to a mobile terminal with earphones, wherein the mobile terminal can be an audio and video player, such as MP3, MP4 and other devices with audio and video playback functions, or a mobile phone, smart phone, etc., the output audio The signal can be an audio file, a video file, or audio information generated by a call, and the earphone can be a Bluetooth wireless earphone, a headset, or an earphone.
声音采集单元32，用于采集耳机和用户耳廓围合而成的范围内的声音。The sound collection unit 32 is configured to collect sounds within the range enclosed by the earphone and the user's auricle.
信噪比计算单元33，用于计算采集的声音中所述音频信号和所述围合而成的范围内的噪音信号的信噪比。The signal-to-noise ratio calculation unit 33 is configured to calculate the signal-to-noise ratio of the audio signal and the noise signal within the enclosed range in the collected sound.
音量调整单元34，用于根据计算得到的信噪比调整所述耳机的输出音量。The volume adjustment unit 34 is configured to adjust the output volume of the earphone according to the calculated signal-to-noise ratio.
在本发明实施例中，当计算得到的信噪比增高时，降低耳机的输出音量，从而降低音频信号的输出强度，将耳机输出音量控制在一个舒适的范围内。优选，在计算得到的信噪比后，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量降低到对应的音量，从而为用户提供较佳的接收效果。In the embodiment of the present invention, when the calculated signal-to-noise ratio increases, the output volume of the earphone is reduced, thereby reducing the output intensity of the audio signal, and the output volume of the earphone is controlled within a comfortable range. Preferably, after calculating the SNR, the output volume of the earphone can be reduced to the corresponding volume according to the user-set or pre-stored SNR or the correlation between the SNR range and the optimal output volume, In this way, a better reception effect is provided for the user.
同样，优选地，当计算得到的信噪比降低时，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量增大到对应的音量，从而为用户提供较佳的接收效果。Likewise, preferably, when the calculated signal-to-noise ratio decreases, the output volume of the earphone can be increased according to the user-set or pre-stored signal-to-noise ratio or the relationship between the signal-to-noise ratio range and the optimal output volume To the corresponding volume, so as to provide users with better reception.
因此，音量调整单元34可包括：Therefore, the volume adjustment unit 34 may include:
音量增大单元341，用于当计算得到的信噪比增高时，降低耳机的输出音量；以及A volume increasing unit 341, configured to reduce the output volume of the earphone when the calculated signal-to-noise ratio increases; and
音量降低单元342，用于当计算得到的信噪比降低时，增大耳机的输出音量。The volume reduction unit 342 is configured to increase the output volume of the earphone when the calculated signal-to-noise ratio decreases.
提醒操作执行单元35，用于当增大的耳机的输出音量大于一预设音量值、且持续时间大于一预设时间长度时，执行预设的提醒操作，以降低用户耳朵的损伤。The reminder operation executing unit 35 is configured to execute a preset reminder operation when the increased output volume of the earphone is greater than a preset volume value and lasts longer than a preset time length, so as to reduce damage to the user's ears.
在本发明实施例中，通过采集耳机和用户耳廓围合而成的范围内的声音，计算采集的声音中音频信号和所述围合而成的范围内的噪音信号的信噪比，根据计算得到的信噪比调整耳机的输出音量，从而实现对用户耳机输出音量的精确调整，提高了用户使用耳机的舒适度。同时，当调整后的输出音量大于一设定的最大阈值且持续超过一设定的时间长度时，提醒用户休息，以降低用户耳朵的损伤，提高了耳机和移动终端的智能化程度。In the embodiment of the present invention, the signal-to-noise ratio of the audio signal in the collected sound and the noise signal in the enclosed range is calculated by collecting the sound within the range enclosed by the earphone and the user's auricle, according to The calculated signal-to-noise ratio adjusts the output volume of the earphone, thereby realizing precise adjustment of the output volume of the user's earphone and improving the user's comfort when using the earphone. At the same time, when the adjusted output volume is greater than a set maximum threshold and lasts longer than a set time length, the user is reminded to take a break, so as to reduce the damage to the user's ears and improve the intelligence of the earphone and the mobile terminal.
实施例五：Embodiment five:
图5示出了本发明实施例五提供的耳机音量自动调整系统的结构，为了便于说明，仅示出了与本发明实施例相关的部分。Fig. 5 shows the structure of the headphone volume automatic adjustment system provided by Embodiment 5 of the present invention. For the convenience of description, only the parts related to the embodiment of the present invention are shown.
在本发明实施例中，耳机音量自动调整系统5包括移动终端51和耳机52，耳机52内侧设置有麦克风，其中：In the embodiment of the present invention, the earphone volume automatic adjustment system 5 includes a mobile terminal 51 and an earphone 52, the inner side of the earphone 52 is provided with a microphone, wherein:
移动终端51，用于通过连接的耳机52输出音频信号，在接收到耳机52发送的采集到的声音时，计算所述采集的声音中所述音频信号与所述耳机和用户耳廓围合而成的范围内的噪音信号的信噪比，根据计算得到的信噪比调整耳机52的输出音量；The mobile terminal 51 is configured to output an audio signal through the connected earphone 52, and when receiving the collected sound sent by the earphone 52, calculate that the audio signal in the collected sound is surrounded by the earphone and the user's auricle. The signal-to-noise ratio of the noise signal in the range that becomes, adjusts the output volume of earphone 52 according to the calculated signal-to-noise ratio;
耳机52，用于当接收到移动终端51输出的音频信号，输出接收到的音频信号，采集和用户耳廓围合而成的范围内的声音，并将采集的声音发送给所述移动终端51，在移动终端51根据计算得到的信噪比调整输出音量后，输出对应的调整后的声音。The earphone 52 is used for receiving the audio signal output by the mobile terminal 51, outputting the received audio signal, collecting the sound within the range enclosed by the user's auricle, and sending the collected sound to the mobile terminal 51 After the mobile terminal 51 adjusts the output volume according to the calculated signal-to-noise ratio, it outputs the corresponding adjusted sound.
在本发明实施例中，移动终端51可以是音视频播放器，例如MP3、MP4等具备音视频播放功能的设备，也可以是移动电话，智能手机等，输出的音频信号可以是音频文件、视频文件或通话产生的音频信息。其中，耳机52可以是蓝牙无线耳机、头戴式耳机或入耳式耳机。In the embodiment of the present invention, the mobile terminal 51 can be an audio and video player, such as MP3, MP4 and other devices with audio and video playback functions, or it can be a mobile phone, a smart phone, etc., and the output audio signal can be an audio file, a video Audio information generated by files or calls. Wherein, the earphone 52 may be a Bluetooth wireless earphone, a headset or an earphone.
在本发明实施例中，当移动终端51计算得到的信噪比增高时，降低耳机的输出音量，从而降低音频信号的输出强度，将耳机输出音量控制在一个舒适的范围内。优选，在计算得到的信噪比后，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量降低到对应的音量，从而为用户提供较佳的接收效果。In the embodiment of the present invention, when the signal-to-noise ratio calculated by the mobile terminal 51 increases, the output volume of the earphone is reduced, thereby reducing the output intensity of the audio signal, and controlling the output volume of the earphone within a comfortable range. Preferably, after calculating the SNR, the output volume of the earphone can be reduced to the corresponding volume according to the user-set or pre-stored SNR or the correlation between the SNR range and the optimal output volume, In this way, a better reception effect is provided for the user.
同样，优选地，当计算得到的信噪比降低时，可根据用户设置或预先存储的的信噪比或信噪比范围与最佳输出音量之间的关联关系，将耳机的输出音量增大到对应的音量，从而为用户提供较佳的接收效果。Likewise, preferably, when the calculated signal-to-noise ratio decreases, the output volume of the earphone can be increased according to the user-set or pre-stored signal-to-noise ratio or the relationship between the signal-to-noise ratio range and the optimal output volume To the corresponding volume, so as to provide users with better reception.
进一步地，当增大的耳机的输出音量大于一预设音量值、且持续时间大于一预设时间长度时，执行预设的提醒操作，以降低用户耳朵的损伤。Further, when the increased output volume of the earphone is greater than a preset volume value and lasts longer than a preset time length, a preset reminder operation is performed to reduce damage to the user's ears.
以上所述仅为本发明的较佳实施例而已，并不用以限制本发明，凡在本发明的精神和原则之内所作的任何修改、等同替换和改进等，均应包含在本发明的保护范围之内。The above descriptions are only preferred embodiments of the present invention, and are not intended to limit the present invention. Any modifications, equivalent replacements and improvements made within the spirit and principles of the present invention should be included in the protection of the present invention. within range.
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Application publication date: 20160330 |