Abstract: An audio transducer device includes an audio transducer, a controller and a direction adjusting mechanism. The audio transducer has a sound receiving surface formed with multiple sound collecting holes, and multiple microphones corresponding in position to the sound collecting holes. The controller is detachably mounted to an electronic device, and controls the microphones to cooperatively perform directional sound reception to obtain audio data. The direction adjusting mechanism interconnects an audio transducer shell and the controller such that the sound receiving surface can be rotated to a position where a normal direction thereof and an image capturing direction of the electronic device forming a desired angle therebetween.

Abstract: A method for recording audio content in a group conversation among a plurality of members includes: controlling an image capturing device to continuously capture images of the members; executing an image processing procedure on the images of the members to determine whether a specific gesture is detected; when the determination is affirmative, controlling an audio recording device to activate and perform directional audio collection with respect to a direction that is associated with the specific gesture to record audio data; and controlling a data storage to store the audio data and a time stamp associated with the audio data as an entry of conversation record.

Abstract: An audio transducer device includes an audio transducer, a controller and a direction adjusting mechanism. The audio transducer has a sound receiving surface formed with multiple sound collecting holes, and multiple microphones corresponding in position to the sound collecting holes. The controller is detachably mounted to an electronic device, and controls the microphones to cooperatively perform directional sound reception to obtain audio data. The direction adjusting mechanism interconnects an audio transducer shell and the controller such that the sound receiving surface can be rotated to a position where a normal direction thereof and an image capturing direction of the electronic device forming a desired angle therebetween.

Abstract: A real time speech translating communication system includes a wearable device that includes: a headset to be worn by a user; an output unit mounted on the headset; an audio recording unit; and a processor coupled to the output unit and the audio recording unit. The processor is programmed to: control the audio recording unit to perform unidirectional sound collection so as to obtain incoming audio data; perform a speech recognition operation on the incoming audio data to obtain speech data that corresponds with the incoming audio data; perform a translation operation on the speech data to obtain translated data in a predetermined language; and control the output unit to output the translated data.

Abstract: A method for recording audio content in a group conversation among a plurality of members includes: controlling an image capturing device to continuously capture images of the members; executing an image processing procedure on the images of the members to determine whether a specific gesture is detected; when the determination is affirmative, controlling an audio recording device to activate and perform directional audio collection with respect to a direction that is associated with the specific gesture to record audio data; and controlling a data storage to store the audio data and a time stamp associated with the audio data as an entry of conversation record.

Abstract: A hearing aid system includes an image capturing device capturing an image, microphones, an audio processing device connected with the image capturing device and the microphones, and an audio output device connected with the audio processing device. The audio processing device, by using classification models, performs analysis on the image to determine one of the classification models, controls the microphones to receive sound according to a plan which corresponds to the classification model, and operates in a mode corresponding to the plan to perform audio signal processing on collected audio signal(s) generated by the microphones so as to generate a processed audio signal, based on which the audio output device outputs sound.

Abstract: A hearing aid system includes an image capturing device capturing an image, microphones, an audio processing device connected with the image capturing device and the microphones, and an audio output device connected with the audio processing device. The audio processing device, by using classification models, performs analysis on the image to determine one of the classification models, controls the microphones to receive sound according to a plan which corresponds to the classification model, and operates in a mode corresponding to the plan to perform audio signal processing on collected audio signal(s) generated by the microphones so as to generate a processed audio signal, based on which the audio output device outputs sound.

Abstract: A communication aid system includes a sound receiving device and a display device. The sound receiving device includes multiple microphones and a controller. When in a sound receiving mode, the controller controls a corresponding subset of the microphones to receive sound to generate one or more collected audio signals, and performs corresponding audio signal processing on the collected audio signal (s) to generate a processed audio signal. The display device includes an audio-to-visual converter and a display. The audio-to-visual converter receives the processed audio signal, recognizes speech information contained therein, and converts the speech information into visual information to be displayed by the display.

Abstract: A method for controlling a surveillance system includes a plurality of cameras equipped with capability of capturing direction adjustment. The method includes the steps of: calculating monitoring regions of the plurality of cameras according to coordinates of the plurality of cameras, respectively, to generate space information of the monitoring regions, wherein any monitoring region of the monitoring regions includes a union of a plurality of regions monitored by a corresponding camera of the plurality of cameras through capturing direction adjustment; automatically generating target patrol routes of the plurality of cameras according to the monitoring regions and according to a plurality of target points; and applying configurations corresponding to the target patrol routes to the plurality of cameras, respectively, to cause capturing direction adjustment operations of the plurality of cameras to correspond to the target patrol routes, respectively.

Abstract: In a method of audio signal processing, a hearing aid system is configured to: collect sound information of a surrounding environment of the hearing aid system; capture an image of the surrounding environment of the hearing aid system; perform a directional signal processing operation on the sound information so as to generate an output audio signal; the output audio signal containing an extracted voice signal that comes from an area corresponding to a location of a target object in the image; and output the output audio signal.

Abstract: A method for controlling a surveillance system includes a plurality of cameras equipped with capability of capturing direction adjustment. The method includes the steps of: calculating monitoring regions of the plurality of cameras according to coordinates of the plurality of cameras, respectively, to generate space information of the monitoring regions, wherein any monitoring region of the monitoring regions includes a union of a plurality of regions monitored by a corresponding camera of the plurality of cameras through capturing direction adjustment; automatically generating target patrol routes of the plurality of cameras according to the monitoring regions and according to a plurality of target points; and applying configurations corresponding to the target patrol routes to the plurality of cameras, respectively, to cause capturing direction adjustment operations of the plurality of cameras to correspond to the target patrol routes, respectively.

Abstract: A speech recognition system is to be used on a human subject. The speech recognition system includes an image capturing device, an oral cavity detecting device and a speech recognition device. The image capturing device captures images of lips of the subject during a speech of the subject. The oral cavity detecting device detects contact with a tongue of the subject and distance from the tongue of the subject, and accordingly generates a contact signal and a distance signal. The speech recognition device processes the images of the lips and the contact and distance signals so as to obtain content of the speech of the subject.

Abstract: A speech aid system includes a tube for mounting at a tracheostomy of a user, a voice parameter acquiring device mounted to the tube and generating a voice parameter signal according to airflow applied within the tube resulting from attempt by the user to speak, a processor generating an audio signal corresponding to the voice parameter signal, and a sound generator for mounting in an oral cavity of the user. The sound generator produces a substitute glottal sound corresponding to the audio signal.

Abstract: A speech recognition system is to be used on a human subject. The speech recognition system includes an image capturing device, an oral cavity detecting device and a speech recognition device. The image capturing device captures images of lips of the subject during a speech of the subject. The oral cavity detecting device detects contact with a tongue of the subject and distance from the tongue of the subject, and accordingly generates a contact signal and a distance signal. The speech recognition device processes the images of the lips and the contact and distance signals so as to obtain content of the speech of the subject.

Abstract: In a method of audio signal processing, a hearing aid system is configured to: collect sound information of a surrounding environment of the hearing aid system; capture an image of the surrounding environment of the hearing aid system; perform a directional signal processing operation on the sound information so as to generate an output audio signal; the output audio signal containing an extracted voice signal that comes from an area corresponding to a location of a target object in the image; and output the output audio signal.

Abstract: A speech aid system includes a tube for mounting at a tracheostomy of a user, a voice parameter acquiring device mounted to the tube and generating a voice parameter signal according to airflow applied within the tube resulting from attempt by the user to speak, a processor generating an audio signal corresponding to the voice parameter signal, and a sound generator for mounting in an oral cavity of the user. The sound generator produces a substitute glottal sound corresponding to the audio signal.

Abstract: An overload power cut-off device is provided in an electric auxiliary system for avoiding overload in the system. The device includes a current detecting unit, a voltage comparing unit, an alarm unit, and a power cut-off unit. The current detecting unit includes a sensor coupled to the loop of the system for detecting a loop current of the system so as to output a sensing signal corresponding to the loop current. The voltage comparing unit compares the voltage value of the sensing signal with a preset voltage value and a voltage value of a rated current for respectively outputting a first driving signal and a second driving signal. The alarm unit receives the first driving signal to generate an alarm signal. The power cut-off unit receives the second driving signal to output a power cut-off signal for cutting off the power supply loop of the electric auxiliary system.