Abstract: A method of detecting audio input mode applied to an electronic device is disclosed. According to how the user presses the start button of the electronic device, the audio input mode is determined to be a short-press mode or a long-press mode. The method of detecting an audio input mode includes: detecting if a pressing time of the start button is less than a threshold time; if so, determining that the audio input mode is the short-press mode; if not, detecting if an audio time of the receiving audio of the microphone exceeds an audio threshold time during the pressing time; if so, determining that the audio input mode is the long-press mode; if not, determining that the audio input mode is the short-press mode.

Abstract: A sound playback system and an output sound adjusting method thereof are disclosed. The method includes the following steps: receiving an input sound signal from a user, wherein the input sound signal includes a voice signal indicating the age of the user; transmitting the input sound signal to a remote voice system; performing a voice recognition process according to the voice signal of the input sound signal to obtain a voice recognition result; adjusting a gain value of each frequency band of an output sound signal according to the voice in recognition result; and transmitting the output sound signal to a near-end electronic device to output the output sound signal to be heard by the user.

Abstract: A sound signal detection device is closed. The sound signal detection device is connected between an audio output device and a speaker apparatus. The sound signal detection device includes a first connecting port, a second connecting port, a microphone, and a processing module. The first connecting port connects to the audio output device and acquires a first sound signal. The second connecting port is used for outputting the first sound signal to the speaker apparatus. The microphone is used for receiving a second sound signal from the speaker apparatus. The process module is electrically connected to the microphone and used for detecting a volume of the second sound signal to generate a real volume signal.

Abstract: A method of controlling a headset includes: obtaining a first sound received by a first microphone and obtaining a second sound received by a second microphone; via a control module, determining if a sound energy intensity difference between the first sound and the second sound is greater than an energy threshold; executing a command according to the first sound or the second sound, and a requirement of executing the command includes that the sound energy intensity difference between the first sound and the second sound is greater than the energy threshold.

Abstract: A method of decreasing the effect of an interference sound is disclosed and includes the following the steps: receiving an input sound by a first microphone and a second microphone to respectively acquire a first sound signal and a second sound signal; determining and acquiring a plurality of sound source position data according to a phase difference between a plurality of sound frames of at least one position low-frequency sound signal of the first sound signal and a plurality of sound frames of at least one position low-frequency sound signal of the second sound signal; determining a probability that a main direction of the input sound is in accordance with a target orientation according to each of the sound source position data; and adjusting, according to the probability, the sound volume of low-frequency sound signals of the first sound signal and the second sound signal being outputted.

Abstract: A sound playback device and a noise reducing method thereof are disclosed. The method comprises the steps of: receiving an input sound signal, wherein the input sound signal includes a noise; performing a first denoising processing procedure to the input sound signal to obtain a first processing sound signal; performing a noise analysis procedure to the input sound signal to generate an analysis result; performing a second denoising processing procedure to the first processing sound signal to obtain a second processing sound signal according to the analysis result so as to reduce the noise; and outputting the second processing sound signal.

Abstract: A sound adjustment method applied to a sound adjustment system is disclosed. The sound adjustment system includes a sound receiving module, a sound identification module, a sound frequency conversion module and a sound equalizer. The sound adjustment method includes the steps of: receiving a sound signal via the sound receiving module; identifying the sound signal via the sound identification module to determine a type of the sound signal; if the sound signal is a voice signal, executing a frequency conversion of the voice signal via the sound frequency conversion module such that the voice signal becomes a frequency-converted voice signal; if the sound signal is a non-voice signal, adjusting the non-voice signal via the sound equalizer such that the non-voice signal becomes an equalizer-adjusted sound signal.

Abstract: A sound playback device and a method for masking interference sound through a noise masking signal thereof are disclosed. The method comprises the steps of: playing an audio signal as a noise masking signal; receiving an ambient sound; analyzing whether the ambient sound has an interference sound in N different frequency bands; if so, finding at least one interference sound frequency band and a time period, and the interference sound conforms to the condition that an instant sound entropy value is greater than a dynamic sound average entropy value, wherein the instant sound entropy value is the calculated sound entropy value in a current sampling time; the dynamic sound average entropy value is an average entropy value of the sum of the previous instant sound entropy values; and increasing an energy of the noise masking signal in the interference sound frequency band and the time period.

Abstract: A method for eliminating sound is disclosed. The method is applied to an electronic device capable of connecting with a sound playback device and includes a microphone. The method includes the following steps of: receiving a first input sound via the microphone to acquire a first input sound signal; recording the first input sound signal and transmitting the first input sound signal to the sound playback device; receiving a second input sound from the sound playback device to acquire a second input sound signal, wherein the second input sound is generated by the sound playback device according to the first input sound signal; determining a difference in generation times between the first input sound signal and the second input sound signal; and filtering the second input sound signal according to the difference in generation times and the first input sound signal.

Abstract: A hearing aid and a hearing aid output voice adjustment method thereof are disclosed. The hearing aid includes a microphone, a voice output adjustment module, a voice player, and a voice processing module. The microphone is used for receiving an input voice. The voice player is used for outputting an output voice. The voice processing module is used for receiving the input voice and modifying to the output voice, wherein the voice processing module is used for adjusting sound output energies of at least N steps, wherein the sound output energy of the nth step is greater than that of the n?1th step, 2?n?N, N?3. When the voice processing module adjusts the sound output energy of the Nth step, the voice output adjustment module also simultaneously reduces at least a portion of frequencies of the input voice.

Abstract: A sound collection equipment is disclosed. The sound collection equipment includes a speaker, a microphone and a processing unit. The speaker is used for generating a test sound having a first frequency. The microphone is used for receiving an external sound. The processing unit is electronically connected to the microphone and the processing unit. The processing unit is used for determining whether a frequency range of the external sound includes the first frequency and whether the energy of the external sound exceeds a predetermined energy value, and for judging that the sound collection equipment is in a usage state when the frequency range of the external sound includes the first frequency and the energy of the external sound does not exceed the predetermined energy value.

Abstract: A method of reducing a noise generated by touching a hearing aid includes: obtaining a left ear sound received by a left ear hearing aid and a right ear sound received by a right ear hearing aid; determining if a sound energy intensity difference between the left ear sound and the right ear sound is greater than an energy threshold; if so, determining a larger energy intensity between the left ear sound and the right ear sound; if the energy intensity of the left ear sound is larger, replacing the left ear sound with the right ear sound such that the left and right ear hearing aids both output the right ear sound.

Abstract: A method far adjusting a voice frequency and a sound playing device thereof are disclosed. The method includes the following steps: acquiring an input voice; when the input voice has a consonant, performing: detecting whether a main frequency range of the consonant has an ambient sound and an energy of the ambient sound is enough to disturb the consonant; if not, the frequency of the consonant is not shifted and the consonant is output; and if so, the consonant is shifted to a target frequency to avoid the ambient sound to form a frequency-shifting consonant. Then the frequency-shifting sub-note consonant is output to form an output voice. The target frequency is located near the main frequency of the consonant, and no other ambient sound exists in the target frequency and no the energy of the other ambient sound is enough to disturb the consonant.

Abstract: A method for detecting ambient noise to change the playing voice frequency and a sound playing device thereof are disclosed. The method includes the following steps: obtaining an input voice; detecting an ambient noise, and analyzing a noise frequency range of the ambient noise; determining whether a consonant frequency range of the input voice falls within the noise frequency range; if yes, adjusting the frequency of the consonant of the input voice to avoid the noise frequency range to form a modified voice; and playing an output voice, wherein the output voice includes the modified voice.

Abstract: A sound adjustment method applied to a sound adjustment system is disclosed. The sound adjustment system includes a sound receiving module, a sound identification module, a sound frequency conversion module and a sound equalizer. The sound adjustment method includes the steps of: receiving a sound signal via the sound receiving module; identifying the sound signal via the sound identification module to determine a type of the sound signal; if the sound signal is a voice signal, executing a frequency conversion of the voice signal via the sound frequency conversion module such that the voice signal becomes a frequency-converted voice signal; if the sound signal is a non-voice signal, adjusting the non-voice signal via the sound equalizer such that the non-voice signal becomes an equalizer-adjusted sound signal.

Abstract: A sound playing device and a connection establishing method thereof are disclosed. The sound playing device comprises a wireless transmission module, a detection module, and a control module. The wireless transmission module is used for establishing a connection with an electronic device via a first or a second wireless transmission path, wherein the first and the second wireless transmission path are used for receiving an audio signal and a data signal respectively. The detection module detects whether the wireless transmission module is connected to the electronic device via the first or the second wireless transmission path. When the detection module detects that the electronic device is to be connected via the second wireless transmission path, it further detects whether the electronic device is connected via the first wireless transmission path. If yes, then the control module enables the connection via the second wireless transmission path.

Abstract: An artificial intelligence voice interaction method and a near-end electronic device thereof are disclosed. The method includes the following steps: receiving a voice input by a user; transmitting the voice to a remote artificial intelligence server; determining whether the voice has ended; when determining that the voice has ended and has not received a stop recording signal transmitted by the remote artificial intelligence server, it stops transmitting the voice to the remote artificial intelligence server; before determining that the voice has ended, and has received the stop recording signal from the remote artificial intelligence server, it stops transmitting the voice to the remote artificial intelligence server; and receiving a response signal send back from the remote artificial intelligence server.

Abstract: A sound playing device and a connection establishing method thereof are disclosed. The sound playing device comprises a wireless transmission module, a detection module, and a control module. The wireless transmission module is used for establishing a connection with an electronic device via a first or a second wireless transmission path, wherein the first and the second wireless transmission path are used for receiving an audio signal and a data signal respectively. The detection module detects whether the wireless transmission module is connected to the electronic device via the first or the second wireless transmission path. When the detection module detects that the electronic device is to be connected via the second wireless transmission path, it further detects whether the electronic device is connected via the first wireless transmission path. If yes, then the control module enables the connection via the second wireless transmission path.

Abstract: An electronic device with a function of smart voice service is disclosed. The electronic device is capable of identifying a user who is using the function of smart voice service and of adjusting the frequency of output sound to answer according to the hearing state of the user.

Abstract: A method of adjusting an equalizer is disclosed. The method is applied to an electronic device for adjusting a plurality of gain values of the equalizer synchronously. The method of adjusting an equalizer of the present invention includes the steps of receiving an adjusting command; increasing or decreasing each of the gain values synchronously in an equimultiple way; storing adjusted gain values in a memory of the electronic device.