摘要：【中文】本公开涉及一种无线耳机组件及其通信方法，包括彼此能够无线通信的第一耳机和第二耳机，第一耳机向第二耳机发送指示包，指示包用于指示第一耳机对来自另一设备发送的音频数据的接收状况；第二耳机接收第一耳机发送的指示包，并根据指示包和自身对音频数据的接收状况向另一设备传输ACK/NACK；其中，当第一耳机和第二耳机中的至少一个没有正确接收到音频数据时，第二耳机向另一设备发送NACK，指示另一设备重发音频数据；当另一设备重发M次后，第一耳机和第二耳机中的至少一个正确接收到音频数据时，第二耳机向另一设备发送ACK，指示另一设备不再重发；否则，第二耳机向另一设备发送NACK，指示另一设备继续重发；其中M≥1且为自然数。本发明可以实现低延时。 【EN】The present disclosure relates to a wireless headset assembly and a communication method thereof, including a first headset and a second headset capable of wireless communication with each other, the first headset transmitting an indication packet to the second headset, the indication packet indicating a reception condition of audio data transmitted from another device by the first headset; the second earphone receives the indication packet sent by the first earphone and transmits ACK/NACK to the other equipment according to the indication packet and the receiving condition of the second earphone on the audio data; wherein when at least one of the first and second headsets does not correctly receive the audio data, the second headset sends a NACK to the other device instructing the other device to retransmit the audio data; when at least one of the first earphone and the second earphone correctly receives the audio data after the other equipment retransmits the audio data for M times, the second earphone sends ACK to the other equipment to indicate the other equipment not to retransmit the audio data any more; otherwise, the second earphone sends NACK to the other equipment to instruct the other equipment to continue retransmitting; wherein M is not less than 1 and is a natural number. The invention can realize low time delay.

摘要：【中文】本申请实施例提供一种音频回声滤波系统及主动降噪系统，音频回声滤波系统包括：回声滤波组件和上采样滤波器；所述回声滤波组件用于以第一采样率获取主动降噪耳机中的待播音频信号，并对该待播音频信号进行滤波处理；所述上采样滤波器用于以第二采样率输出经所述回声滤波组件滤波后输出的待播音频信号，且该第二采样率大于所述第一采样率；所述上采样滤波器以所述第二采样率输出的待播音频信号与所述主动降噪耳机内的反馈降噪通路以所述第二采样率输出的音频回声信号进行叠加，以消除所述反馈降噪通路中的音频回声信号。本申请能够在降低降噪通道对播放音乐的影响的同时，有效降低音频回声滤波的采样率。 【EN】The embodiment of the application provides an audio echo filtering system and an active noise reduction system, and the audio echo filtering system comprises: an echo filtering component and an up-sampling filter; the echo filtering component is used for acquiring an audio signal to be broadcasted in the active noise reduction earphone at a first sampling rate and filtering the audio signal to be broadcasted; the up-sampling filter is used for outputting the audio signal to be broadcasted after being filtered by the echo filtering component at a second sampling rate, and the second sampling rate is greater than the first sampling rate; and the audio signal to be broadcasted output by the up-sampling filter at the second sampling rate is superposed with the audio echo signal output by the feedback noise reduction passage in the active noise reduction earphone at the second sampling rate so as to eliminate the audio echo signal in the feedback noise reduction passage. The method and the device can effectively reduce the sampling rate of the audio echo filtering while reducing the influence of the noise reduction channel on the playing of music.

摘要：【中文】本公开涉及一种对耳机内均衡滤波器进行配置的方法、装置、系统及耳机。该方法包括：获取扬声器到所述耳机的耳内麦克风的传输路径的预设传递函数或其相关参数和对应的均衡滤波器的预设滤波系数；基于所获取的传输路径的预设传递函数或其相关参数和所述均衡滤波器的预设滤波系数，以及在所述耳机放入耳道使用的情况下所述传输路径的当前传递函数或其相关参数，来确定所述均衡滤波器的当前滤波系数；以所述当前滤波系数来配置均衡滤波器。如此，能够针对用户的不同使用场景，及时且针对性调整均衡滤波器的滤波系数，使得均衡滤波器能够在各种使用场景下良好地均衡声场，用户能够有高质量的听音体验。 【EN】The disclosure relates to a method, a device and a system for configuring an equalization filter in a headset and the headset. The method comprises the following steps: acquiring a preset transfer function or related parameters of a transmission path from a loudspeaker to an in-ear microphone of the earphone and a preset filter coefficient of a corresponding equalization filter; determining a current filter coefficient of the equalization filter based on the acquired preset transfer function or related parameters of the transmission path and a preset filter coefficient of the equalization filter, and a current transfer function or related parameters of the transmission path in a case where the earphone is used in the ear canal; configuring an equalization filter with the current filter coefficient. Therefore, the filter coefficients of the equalization filter can be adjusted in time and pertinently according to different use scenes of a user, so that the equalization filter can well equalize a sound field under various use scenes, and the user can have high-quality listening experience.

摘要：【中文】本公开实施例提供了一种无线耳机组件以及无线通信系统，无线耳机组件包括第一耳机和第二耳机，每个耳机的蓝牙模块被配置为：检测该耳机与另一耳机是否保持蓝牙连接，以及确定该耳机的接收信号强度指示(RSSI)；该耳机或另一耳机的处理器被配置为：在该耳机与另一耳机保持蓝牙连接的情况下，判定该耳机的RSSI的代表值是否小于第一阈值，如果是，则确定该耳机丢失，通过上述技术方案实现对无线耳机的防丢失功能，本公开实施例还提出了无线通信系统，实现通过两个耳机对另一设备是否丢失进行判断，以及通过另一耳机和另一设备对该耳机是否丢失进行判断，以使耳机不仅能够判断耳机的丢失，还能够判断另一设备的丢失。 【EN】The disclosed embodiments provide a wireless headset assembly and a wireless communication system, the wireless headset assembly comprising a first headset and a second headset, the bluetooth module of each headset being configured to: detecting whether the headset remains bluetooth connected with another headset, and determining a Received Signal Strength Indication (RSSI) of the headset; the processor of the or another earpiece is configured to: the embodiment of the disclosure further provides a wireless communication system, which determines whether the other device is lost through the two earphones, and determines whether the earphone is lost through the other earphone and the other device, so that the earphone can determine not only the loss of the earphone but also the loss of the other device.

摘要：【中文】本公开涉及一种耳机组件的立体声处理方法、系统及耳机组件。其中耳机组件包括第一耳机和第二耳机，立体声处理方法包括：检测第一耳机的运动参数；将检测到的第一耳机的运动参数传输至第二耳机；以及基于运动参数对要由第一耳机和第二耳机播放的音频信号分别进行调整，以便调整后的音频信号模拟相应耳机相对于声源位置的运动所导致的声音变化。如此，能够实现耳机组件中的各个耳机及时调整其生成的立体声，以模拟上述耳机因与声源相对位置产生变化而带来的立体声变化。 【EN】The disclosure relates to a stereo processing method and system of an earphone assembly and the earphone assembly. The earphone assembly comprises a first earphone and a second earphone, and the stereo processing method comprises the following steps: detecting a motion parameter of the first earphone; transmitting the detected motion parameters of the first earphone to the second earphone; and adjusting the audio signals to be played by the first and second earphones, respectively, based on the motion parameters, such that the adjusted audio signals simulate sound changes caused by motion of the respective earphones relative to the sound source position. Therefore, each earphone in the earphone assembly can timely adjust the generated stereo sound so as to simulate the stereo sound change caused by the change of the relative position of the earphone and the sound source.

摘要：【中文】本发明公开了一种降噪耳机的配置方法、装置及降噪耳机。所述方法包括：接收配置指令，所述配置指令用于指示降噪耳机启动降噪配置；根据配置指令，读取并测试多组降噪滤波器参数的降噪性能，生成对应于不同降噪滤波器参数的多组测试结果，多组降噪滤波器参数预存在降噪耳机中；根据多组测试结果，选择降噪性能最佳的降噪滤波器参数作为降噪耳机的主动降噪参数。本发明可以在无线耳机组装为整机之后，根据用户的实际使用环境和预存在耳机芯片内部的多组降噪滤波器参数，自动测试并选择匹配当时环境噪声的最佳的降噪滤波器系数，来达到最佳的主动降噪效果，使得用户的使用体验更好。并且，参数配置过程由耳机本身自动完成，降低了耳机的测试成本。 【EN】The invention discloses a configuration method and a configuration device of a noise reduction earphone and the noise reduction earphone. The method comprises the following steps: receiving a configuration instruction, wherein the configuration instruction is used for instructing a noise reduction earphone to start noise reduction configuration; reading and testing the noise reduction performance of a plurality of groups of noise reduction filter parameters according to the configuration instruction, and generating a plurality of groups of test results corresponding to different noise reduction filter parameters, wherein the plurality of groups of noise reduction filter parameters are prestored in the noise reduction earphone; and selecting the noise reduction filter parameter with the best noise reduction performance as the active noise reduction parameter of the noise reduction earphone according to the plurality of groups of test results. According to the invention, after the wireless earphone is assembled into a whole machine, according to the actual use environment of a user and a plurality of groups of noise reduction filter parameters prestored in the earphone chip, the optimal noise reduction filter coefficient matched with the current environmental noise is automatically tested and selected, so that the optimal active noise reduction effect is achieved, and the use experience of the user is better. And the parameter configuration process is automatically completed by the earphone, so that the testing cost of the earphone is reduced.

摘要：【中文】本发明公开了一种降噪耳机的配置方法、装置及智能终端、降噪耳机。所述方法包括：接收配置指令；根据所述配置指令，将多组降噪配置信息显示给用户；接收用户对所述降噪配置信息的选择指令，并将所述选择指令对应的降噪配置信息以无线方式发送给所述降噪耳机，以使所述降噪耳机根据所述降噪配置信息对应的降噪参数进行主动降噪。本发明可以在无线耳机组装为整机之后，通过无线方式配置无线耳机的降噪曲线参数，保证了耳机的降噪性能。并且，提供多组降噪参数供不同用户根据实际使用情况进行选择，增强了用户体验。 【EN】The invention discloses a configuration method and device of a noise reduction earphone, an intelligent terminal and the noise reduction earphone. The method comprises the following steps: receiving a configuration instruction; displaying a plurality of groups of noise reduction configuration information to a user according to the configuration instruction; and receiving a selection instruction of the user for the noise reduction configuration information, and wirelessly sending the noise reduction configuration information corresponding to the selection instruction to the noise reduction earphone so that the noise reduction earphone actively reduces noise according to the noise reduction parameters corresponding to the noise reduction configuration information. According to the invention, after the wireless earphone is assembled into a complete machine, the noise reduction curve parameters of the wireless earphone are configured in a wireless mode, so that the noise reduction performance of the earphone is ensured. And moreover, multiple groups of noise reduction parameters are provided for different users to select according to actual use conditions, so that the user experience is enhanced.

摘要：【中文】本公开提供了一种防丢器、耳机组件以及无线通信系统。防丢器与包括第一和第二耳机的耳机组件进行蓝牙通信，其蓝牙模块可检测其与耳机组件的蓝牙连接的情况，以及其接收信号强度指示(RSSI)。防丢器的处理器在防丢器与第一及第二耳机均保持蓝牙连接或在防丢器与第一或第二耳机保持蓝牙连接的情况下，通过确定蓝牙连接的RSSI的代表值并进行判定，就可确定防丢器是否丢失，实现防丢失功能。还提供一种耳机组件，通过确定耳机与防丢器的蓝牙连接情况，以及二者蓝牙连接的RSSI，实现通过耳机的处理器对防丢器是否丢失做出进一步判断。由此，在能够佩戴耳机且与至少一个耳机保持一定时间的蓝牙连接的情况下即可实现防丢功能，且误报率较低。 【EN】The present disclosure provides an anti-lost device, an earphone assembly and a wireless communication system. The anti-lost device is in bluetooth communication with a headset assembly including first and second headsets, and a bluetooth module thereof can detect a bluetooth connection thereof with the headset assembly and a Received Signal Strength Indication (RSSI) thereof. And the processor of the anti-lost device can determine whether the anti-lost device is lost or not by determining the representative value of the RSSI connected with the Bluetooth and judging under the condition that the anti-lost device is kept in Bluetooth connection with the first earphone and the second earphone or the anti-lost device is kept in Bluetooth connection with the first earphone or the second earphone, so that the anti-lost function is realized. The earphone assembly is characterized in that whether the anti-lost device is lost or not is further judged by the processor of the earphone through determining the Bluetooth connection condition of the earphone and the anti-lost device and the RSSI of the Bluetooth connection condition of the earphone and the anti-lost device. From this, can wear the earphone and keep the bluetooth of certain time with at least one earphone and be connected the circumstances can realize preventing losing the function under, and the false alarm rate is lower.

摘要：【中文】本公开涉及一种主动降噪方法、系统以及耳机，其中主动降噪方法包括：响应于耳机的扬声器播放音频信号，通过耳机的回声滤波器确定从扬声器到耳机的耳内麦克风的传输路径的当前传递函数；基于N组预设滤波系数、与每个预设滤波系数对应的预设传递函数以及当前传递函数，确定耳机的前馈滤波器的当前滤波系数；以当前滤波系数来配置前馈滤波器，以进行前馈主动降噪。通过主动对前馈滤波器当前滤波系数的适应性调整，能够降低不同佩戴方式以及不同耳道结构对降噪系统的影响，提高耳机的降噪效果，同时提升用户的听音体验。 【EN】The present disclosure relates to an active noise reduction method, system and earphone, wherein the active noise reduction method comprises: determining, by an echo filter of the headset, a current transfer function of a transmission path from the speaker to an in-ear microphone of the headset in response to the speaker of the headset playing an audio signal; determining the current filter coefficient of a feedforward filter of the earphone based on the N groups of preset filter coefficients, the preset transfer function corresponding to each preset filter coefficient and the current transfer function; the feedforward filter is configured with the current filter coefficients for feedforward active noise reduction. Through the active adaptability adjustment of the current filter coefficient of the feedforward filter, the influence of different wearing modes and different ear canal structures on the noise reduction system can be reduced, the noise reduction effect of the earphone is improved, and the listening experience of a user is improved.

摘要：【中文】本公开涉及一种主动降噪方法、系统以及耳机，其中主动降噪方法包括：响应于耳机的扬声器播放音频信号，通过耳机的回声滤波器确定从扬声器到耳机的耳内麦克风的传输路径的当前传递函数；基于耳机的前馈滤波器的预设滤波系数、所述扬声器到所述耳机的耳内麦克风的传输路径的预设传递函数以及当前传递函数，确定前馈滤波器的当前滤波系数；以及以当前滤波系数来配置前馈滤波器，以进行前馈主动降噪。通过主动对前馈滤波器当前滤波系数的适应性调整，能够降低不同佩戴方式以及不同耳道结构对降噪系统的影响，提高耳机的降噪效果，同时提升用户的听音体验。 【EN】The present disclosure relates to an active noise reduction method, system and earphone, wherein the active noise reduction method comprises: determining, by an echo filter of the headset, a current transfer function of a transmission path from the speaker to an in-ear microphone of the headset in response to the speaker of the headset playing an audio signal; determining a current filter coefficient of a feedforward filter of an earphone based on a preset filter coefficient of the feedforward filter, a preset transfer function of a transmission path from a loudspeaker to an in-ear microphone of the earphone, and a current transfer function; and configuring the feedforward filter with the current filter coefficient to perform feedforward active noise reduction. Through the active adaptability adjustment of the current filter coefficient of the feedforward filter, the influence of different wearing modes and different ear canal structures on the noise reduction system can be reduced, the noise reduction effect of the earphone is improved, and the listening experience of a user is improved.