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: 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: 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.

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: An audio transmission system and an audio processing method thereof are disclosed. The audio transmission system includes a wireless communication module, a sound receiving module, a memory module, a sound adjustment module, and an output module. The wireless communication module is used for receiving a wireless communication signal or a wireless audio signal from an electronic device. The sound receiving module is used for receiving an ambient sound signal. The memory module stores a first parameter, a second parameter, and a third parameter. The sound adjustment module adjusts the received wireless communication signal, the wireless audio signal, or the ambient sound signal according to the first parameter, the second parameter, or the third parameter so as to generate an adjusted sound signal. The output module is used for outputting the adjusted sound signal.

Abstract: An electronic device includes an image capture module and a processing unit. The image capture module is used for capturing a user's face image. The processing unit includes an image analysis module and an inquiry module. The image analysis module is signally connected to the image capture module for analyzing the face image and obtaining age data according to a face recognition result. The inquiry module is signally connected to the image analysis module for obtaining a user's hearing data according to the age data, wherein the hearing data is the minimum volume data audible to the user for different frequencies of sound.

Abstract: A smart voice system is disclosed. The smart voice system includes a data receiving module, a voice message receiving module, a voice response module and a voice message output module. The data receiving module receives a hearing evaluation data of a user, and acquiring a hearing parameter according to the hearing evaluation data. The voice message receiving module receives a voice message inputted by the user. The voice response module acquires a response voice message corresponding to the voice message and the frequency of the response voice message is adjusted according to the hearing parameter. The voice message output module outputs the response voice message.

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 sounding device, an audio transmission system, and an audio analysis method thereof are disclosed. The sounding device is used to establish a connection with an electronic device. The sounding device includes an output module, a data collection module, and a communication module. The output module is used to output an audio signal. The data collection module is used for collecting the audio signal to generate a sound information. The communication module is used for transmitting a notice signal to the electronic device; wherein the notice signal is generated base on the sound information. Then the communication module is used for receiving a voice signal returned from the electronic device, thus the output module is allowed to output the voice signal.

Abstract: A printed circuit board manufacturing method and a printed circuit board thereof are disclosed. The printed circuit board manufacturing method includes the steps of: providing a dielectric; performing a layout process on a surface of the dielectric; drilling the dielectric to form at least one plated through hole, wherein the at least one plated through hole has an annular ring disposed on the surface of the dielectric; and coating a solder resist on the surface of the dielectric to cover at least one part of the annular ring.

Abstract: A sound adjustment device for hearing protection and a sound adjustment method thereof are disclosed. The method includes: acquiring a sound signal, wherein the sound signal includes a plurality of frequency bands, each frequency band corresponds to a volume; analyzing whether the volume exceeds a setting condition; reducing a gain value of the frequency band which is exceeded the setting condition for reducing the volume of the frequency band and generating an adjusted sound signal; and outputting the adjusted sound signal.

Abstract: A sounding device having a notification function, a data analysis notification system, and a data analyzing method the thereof are disclosed. The sounding device is used to establish a connection with an electronic device. The sounding device includes a sensing module, a data analysis module, a communication module, and a sounding module. The sensing module is used for sensing a sensing data. The data analysis module is used for analyzing the sensing data, wherein when the sensing data exceeds a threshold, a notice signal is generated. The communication module is used for transmitting the notice signal to the electronic device and receiving a voice signal returned from the electronic device, thus the sounding module is allowed to output the voice signal.

Abstract: An electronic device includes an image capture module and a processing unit. The image capture module is used for capturing a user's face image. The processing unit includes an image analysis module and an inquiry module. The image analysis module is signally connected to the image capture module for analyzing the face image and obtaining age data according to a face recognition result. The inquiry module is signally connected to the image analysis module for obtaining a user's hearing data according to the age data, wherein the hearing data is the minimum volume data audible to the user for different frequencies of sound.

Abstract: A voice processing method, a voice communication device, and a computer program product thereof are disclosed. The method comprises the steps of: receiving a transmitting voice signal from a receiver end communication device; determining a frequency range of the transmitting voice signal; receiving an original voice signal from a first user; processing the original voice signal to a processed voice signal, wherein the processed voice signal is generated based on the frequency range of the transmitting voice signal; and outputting the processed voice signal to the receiver end communication device.

Abstract: A method for automatically lowering the playing volume is disclosed. The method includes the following steps of: obtaining a first value according to a first playing volume and a first accumulated playing time of a sound player; determining whether the first value reaches a first threshold value; if yes, then lowering the first playing volume of the sound player to a second playing volume; obtaining a second value according to the second playing volume and a second accumulated playing time of the sound player; determining whether the second value reaches a second threshold value; if yes, then lowering the second playing volume of the sound player again, wherein the second threshold value is less than the first threshold value.

Abstract: An electronic device capable of adjusting output sound is disclosed. The electronic device determines hearing state of a user by voiceprint recognition, and adjusts frequency of output sound, such that the output sound coincides with the hearing state of the user.

Abstract: A sound collection equipment is disclosed. The sound collection equipment includes an earphone, a near microphone, a far microphone, a communication module and a control module. The far microphone is used for receiving a live voice message. The communication module is used for a voice message transmitted from a voice communication device. The control module is electrically connected to the earphone, the near microphone, the far microphone and the communication module. The control module controls the far microphone to collect sounds and controls the earphone to play the live voice message when the sound collection equipment does not communicate with the voice communication device. The control module controls the near microphone to collect sounds and controls the earphone to play the voice message when the sound collection equipment communicates with the voice communication device.

Abstract: A method for recording a playback setting of sound is disclosed. The method is applied to an electronic device having an equalizer and includes the following steps of: acquiring an archival data of a sound file played by the electronic device; receiving a set record command; acquiring a gain setting data of the equalizer according to the set record command; pairing the archival data with the gain setting data to generate a pairing data; and saving the pairing data.

Abstract: A method of automatically adjusting sound output is disclosed. The method includes the following the steps of: receiving a sound message via a microphone; analyzing the sound message to determine whether the sound message is a voice message; controlling a sound player to stop playing sound or to lower volume of the sound if the sound message is a voice message.