Unlimiter Mfa Co., Ltd.

Pixart Imaging Incorporated

Airoha Technology Corporation

Po-Jui Wu

Kuo-Ping Yang

Kuan-Li Chao

Jian-Ying Li

Neo Bob Chih-Yung Young

Kuo-Wei Kao

Yu-Chieh Huang

Wei-Lin Chang

Kai-Yuan Hsiao

Chih-Long Chang

Ho-Hsin Liao

Cheng-Te Wang

Wei-Ming Chen

I-Ting Lee

Wei-Ren Lan

Ming-Ren Ma

Hsiang-Chun Ko

A method for adjusting playing sound in a sound playing system is disclosed. The sound playing system includes a camera module, a facial analysis module, a sound inputting module, a sound adjustment module, and a speaker. The method includes: obtaining an image of a face of each one of a plurality of people through the camera module; analyzing the image to estimate the age of each one of the plurality of people through the facial analysis module, and obtaining a target age according to the age of each person; obtaining a playing sound through the sound inputting module; adjusting the playing sound according to the target age through the sound adjustment module to obtain an output sound; and playing the output sound through the speaker.

Playing sound adjustment method and sound playing system

A sound adjustment method is disclosed. The sound adjustment method includes the following the steps: receiving a sound adjustment command; receiving a right channel sound signal and a left channel sound signal; selecting a corresponding adjustment mode according to the sound adjustment command and processing the right channel sound signal and the left channel sound signal based on the adjustment mode to generate a right channel first sound signal and a left channel first sound signal, wherein different adjustment modes have different intensity adjustment levels; shifting the frequency of the right channel first sound signal by X Hz to generate a right channel second sound signal and shifting the frequency of the left channel first sound signal by Y Hz to generate a left channel second sound signal, wherein 0.5&#x2264;|X&#x2212;Y|&#x2264;100; outputting the right channel second sound signal and the left channel second sound signal.

Sound adjustment method and sound adjustment device

An electronic device and an equalizer adjustment method thereof for adjusting gain settings of an equalizer according to the volume of the output signal are disclosed. The method includes the steps of: setting a volume gain value table including a plurality of volume values through a gain value setting module, which are a first volume value to an Nth volume value with volume incrementally increasing, each of the plurality of volume values including a set of correction parameters which including a plurality of compensation gain values corresponding to a plurality of target frequencies, respectively; storing the volume gain value table in a storage module; obtaining a volume of the output signal; loading the volume gain value table according to the volume of the output signal to obtain the corresponding set of correction parameters; and adjusting gain value settings of an equalizer for different frequencies of sound.

Electronic device and equalizer adjustment method thereof for adjusting gain settings of an equalizer according to the volume of the output signal

A sound adjustment method includes the following steps: obtaining a sound signal including frequency bands with a corresponding original sound pressure level value; converting the original sound pressure level value of each frequency band into a corresponding loudness level value; adjusting each loudness level value by a preset loudness level value to obtain an adjusted loudness level value of each frequency band; converting each adjusted loudness level value into a corresponding adjusted sound pressure level value; calculating a target sound pressure level value of each frequency band according to the original sound pressure level of each frequency band and each adjusted sound pressure level value; adjusting the original sound pressure level value of each frequency band by each target sound pressure level value to obtain an adjusted sound signal; outputting the adjusted sound signal.

Sound adjustment method for hearing protection and sound adjustment device performing the same

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.

Method of decreasing the effect of an interference sound and sound playback device

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.

Method for eliminating sound and electronic device performing the same

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.

Sound playback device and noise reducing method thereof

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.

Sound collection equipment and method for detecting the operation status of the sound collection equipment

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.

Sound playing device and connection establishing method thereof

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.

Method of adjusting an equalizer and electronic device performing the same

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.

Electronic device capable of obtaining hearing data according to face image recognition results and method of obtaining hearing data

A sound collection equipment includes a speaker, a microphone and a processing unit. The speaker is used for generating a test sound. The microphone is used for receiving the test sound. The processing unit is electrically connected to the microphone and the processing unit. The processing unit is used for determining if the energy of the test sound exceeds a predetermined energy value and judging that the sound collection equipment is in a usage state when the test sound does not exceed the predetermined energy value.

Growing community of inventors

Taipei, Taiwan

Po-Jui Wu