Abstract: A method for controlling volume of an electronic device is proposed along with the electronic device using the same. The electronic device has a speaker module, a display and a touch sensor disposed on the display. The method includes the following steps. The touch sensor is driven when the display is disabled from displaying an image. A sensing signal is received from the touch sensor. Inputted information is determined based on the sensing signal. An audio signal of the electronic device is changed according to the inputted information. The changed audio signal is outputted.

Abstract: A multimedia controller including a processor, the controller configured to: provide a user interface for a player group, wherein the player group includes a plurality of players in a local area network, and wherein each player is configured to playback a multimedia output from a multimedia source; accept an input to facilitate formation of the player group, indicating that at least two of the players in the local area network are to be included in the player group; for each of the plurality of players within the player group, accept an input to adjust a volume associated with the player, that causes the player to adjust its volume; and accept an input to adjust a volume associated with the player group, wherein the input to adjust the volume associated with the group causes the players in the player group to adjust their volumes.

Abstract: An apparatus comprises a volume-control user interface, a transmitter, an audio amplifier (having a corresponding amplification range), and a control circuit operably coupled to the foregoing components. This control circuit is configured to respond to a volume change made via the volume-control user interface that is within the amplification range of the audio amplifier by making a corresponding change to a volume level for an audio signal being transmitted by the transmitter. The control circuit is also configured to respond to a volume change made via the volume-control user interface that exceeds the amplification range of the audio amplifier by transmitting a volume-increase command.

Abstract: An electronic device and a method of controlling the electronic device are provided. According to an embodiment, the electronic device may recognize a first sound signal output from at least one external device connectable through a communication unit and to control a sound output of at least one of the at least one external device or the sound output unit when a second sound signal is output through the sound output unit.

Abstract: A volume control system comprises: an amplifying apparatus; and a controller connectable to the amplifying apparatus. The amplifying apparatus includes; a first receiving section for receiving a volume value from the controller, a first input section into which an instruction for changing the volume value is input by a user's operation, a first transmitting section for transmitting the volume value input into the first input section to the controller, and a volume control section for, when the first receiving section receives the volume value or the changed volume value is input into the first input section, controlling a volume value of the amplifying apparatus based on the volume value.

Abstract: An audio control method of an audio player, the audio player includes an audio playing unit having a first channel and a second channel, and an audio control system executed by a processor of the audio player. The audio control system includes an audio playing module, a detection module and a channel adjustment module. The audio playing module plays an audio file and outputs audio signals of the audio file through the audio playing unit, the audio signals have a first channel signals and a second channel signals. The detection module detects whether the first channel signals and the second channel signals are normally played. The channel adjustment module combines one of the first and second channel signals to another of the first and second channel signals, to form combination signals, and plays the combination signals through the first or the second channel.

Abstract: An apparatus is provided for remotely monitoring a plurality of amplifiers on a display device. The amplifiers are provided to process audio signals and directly or indirectly connected to a network. In the apparatus, a collecting section collects a group code from each of the amplifiers through the network. The group code is allocated to each amplifier according to a grouping system for grouping the plurality of the amplifiers. A display control section displays a tree diagram of the amplifiers according to the collected group codes on the display device as a graphical representation of the grouping system.

Abstract: A system can be provided for increasing loudness of an audio signal to present a perceived loudness to a listener that is greater than a loudness provided natively by a loudspeaker. The system can include one or more of the following: a frequency suppressor, a loudness adjuster, an equalizer, and a distortion control module. The frequency suppressor can increase headroom in the audio signal by filtering out low and/or high frequencies. The loudness adjuster can calculate a loudness of the audio signal and apply a gain to the audio signal to increase the loudness. The equalizer can further increase headroom by attenuating portions of a passband of the loudspeaker's frequency response. The distortion control module can induce partial harmonic distortion in the audio signal to further increase loudness.

Abstract: An audio volume control circuit includes a signal intensity calculating circuit for generating a first signal intensity value corresponding to a signal intensity corresponding to an audio channel data; a low-pass filter for filtering the first signal intensity to generate a second signal intensity value; an averaging unit for averaging the second signal intensity value and previous M?1 second signal intensity values to obtain a third signal intensity value, with M being a natural number greater than 1; a gain calculating circuit for obtaining an original gain value according to the third signal intensity value with reference to the adjustment condition; a buffer for temporarily storing the audio channel data; and an audio volume adjusting circuit for generating an adjustment gain value according to the original gain value to adjust the audio channel data stored in the buffer.

Abstract: An electronic device includes a volume adjustment activating module, a distance detection module, and an adjusting module. The volume adjustment activating module is configured for activating the distance detection module to measure distances between a volume adjusting member and the distance detection module. The distance detection module includes at least one distance sensor, the at least one distance sensor is configured for detecting distances between the volume adjusting member and the distance detection module to obtain a plurality of distance measure values. The adjusting module is configured to adjust a volume of the electronic device according to the distance measure values.

Abstract: A volume control apparatus that is connectable to a controller and controls a volume value of a sound signal based on an instruction from the controller includes a receiving section for, when a controller-side volume setting value settable in the controller is changed by a user's operation, receiving the changed controller-side volume setting value from the controller. The apparatus also includes a first difference value calculating section for calculating a first difference value between the changed controller-side volume setting value and the controller-side volume setting value before change, a second difference value calculating section for calculating a second difference value between a maximum volume value controllable by the controller and a current volume value, and an increase value calculating section for multiplying the second difference value by a ratio of the first difference value so as to calculate an increase value of the volume value.

Abstract: Information useful for modifying the dynamics of an audio signal is derived from one or more devices or processes operating at one or more respective nodes of each of a plurality of hierarchy levels, each hierarchical level having one or more nodes, in which the one or more devices or processes operating at each hierarchical level takes a measure of one or more characteristics of the audio signal such that the one or more devices or processes operating at each successively lower hierarchical level takes a measure of one or more characteristics of progressively smaller subdivisions of the audio signal.

Abstract: Described herein are one or more implementations offering a centralized (e.g., single-point) user-interface, where a user may manipulate audio properties (e.g., volume level) for one or more audio submixes produced by each of multiple active operating-system processes.

Abstract: A portable computing device is disclosed. The portable computing device can take many forms such as a laptop computer, a tablet computer, and so on. The portable computing device can include at least a single piece housing. The single piece housing including a plurality of steps. The plurality of mounting steps are formed by at least removing a preselected amount of housing material at predetermined locations on the interior surface. At least some of the mounting steps are used to mount at least some of the plurality of internal operating components to the housing.

Abstract: A system includes a plurality of inputs each configured to receive a filtered version of a source signal. The system extracts the energy information from each input signal and compares the energy information of a plurality of input signals. Alternatively, the system extracts energy information from a signal that is the difference of two input signals. Based on the energy information, the system determines at least one parameter that may be changed in at least one circuit in a plurality of circuits to minimize the differences in energy of the input signals or to minimize the energy of the difference signal. Parameters may include for example amplification, delay, and corner frequency values. The set of circuits may include microphone interface circuits. Merely by way of example, a system with microphone interface circuits may be included in a hearing enhancement device or in a hands-free earpiece.

Abstract: A method comprising: a zone player receiving control information from a user interface module, wherein the zone player is a member of a synchrony group having other members with at least one additional zone player as one of the other members; the zone player using the control information to (1) adjust a playback volume associated with the zone player, and (2) transmit an instruction to the other members of the synchrony group, wherein the instruction enables the other members of the synchrony group to adjust their playback volumes.

Abstract: A constant balance volume control according to the present disclosure may provide a user with the ability to listen to program material originally mixed at a known “reference” level at any other suitable level without experiencing a substantial shift in tonal balance. A constant balance volume control may include two 2nd order biquad filters that are controlled in a continuous manner by the volume control of a system. The filters could be implemented in analog or digital form.

Abstract: A mixer for a touchscreen device is disclosed. The mixer includes a body. A dock on the body is configured and arranged to receive a touchscreen device therein. The mixer also includes a number of audio inputs and a main audio output. An integrated data interface is configured and arranged to connect to the touchscreen device. An audio codec processor configured and arranged to receive audio through the audio inputs and selectively route mixed audio to the main audio output and through the integrated data interface to the touchscreen device.

Abstract: An electronic apparatus such as an audio apparatus, television signal receiver, or other apparatus provides an equalizer interface that enables equalizer settings to be adjusted via acoustic user feedback. According to an exemplary embodiment, the electronic apparatus includes a sound generator for generating a first tone for a first frequency band. A processor enables a user to adjust a first volume level of the first tone. A memory stores the first volume level for the first frequency band. A volume controller applies the first volume level to output signals in the first frequency band.

Abstract: An electronic device with faders. In order to enable a user to readily ascertain which of a plurality of faders belongs to the same group and which one of the faders in the group is a master fader, indicators of all of the faders in the group are lighted when the thus-set master fader in the grouped faders is operated. When the user operates slave faders, the operation is revoked, and only the indicator corresponding to the master fader is lighted or blinked.

Abstract: An audio processing chip includes a connecting port, an audio amplifier module and a pulse width modulation (PWM) control circuit. The connecting port receives a pulse width modulation (PWM) signal; the audio amplifier module amplifies an audio signal according to a control signal to thereby output an audio output signal; and the pulse width modulation (PWM) control circuit is coupled between the connecting port and the audio amplifier module, and outputs the control signal to the audio amplifier module according to the PWM signal to thereby control an operation of the audio amplifier module.

Abstract: A noise reducing circuit includes a variable low-cut filter disposed at an upstream of a sound signal switching section and has a variable cutoff frequency, and a control circuit which controls the cutoff frequency of the variable low-cut filter to a first cutoff frequency lower than a cutoff frequency of a low-cut filter disposed at downstream of the variable low-cut filter when a switching instruction is not issued from a switching instructing section, and increases the cutoff frequency of the variable low-cut filter to a second cutoff frequency higher than the first cutoff frequency when the switching instruction is issued. The switching of the sound signal switching section is executed after a predetermined period elapses since the switching instruction is issued, and the control section decreases the cutoff frequency of the variable low-cut filter to the first cutoff frequency after the switching of the sound signal switching section is completed.

Abstract: Systems and methods for managing the volume of multiple VoIP streams are disclosed. The system includes a VoIP server configured to receive an input audio stream from a first VoIP handset, create separate output audio streams from the input audio stream for transmission to second and third VoIP handsets, and to connect to a communications network. The system also includes a volume control table coupled to the VoIP server, the volume control table including records of volume adjustments made during prior conversations between the two or more VoIP handsets. The VoIP server is further configured create the separate output audio streams such that one or more of the output streams has a volume that is different than input audio stream based on the records.

Abstract: Controlling an audio volume is disclosed. An indicator identifying a force intensity of a touch input provided on a touch input surface is received. It is determined that the touch input is associated with an audio volume control. The audio volume is controlled based at least in part on the indicator identifying the force intensity of the touch input.

Abstract: An apparatus for processing an audio signal and method thereof are disclosed. The apparatus comprises an information receiving unit receiving a downmix signal including and a plurality of preset informations; an external preset information receiving unit receiving a plurality of external preset informations being inputted from external; an external preset applying-determining unit determining whether the plurality of the external preset informations applies to the downmix signal; an external preset information selecting unit selecting one external preset information, if the plurality of external preset informations is selected; and a rendering unit controlling the object by applying the external preset information to the all data regions. Accordingly, an audio signal can be efficiently reconstructed by individually selecting and applying external preset information by a data region unit or by selecting and applying the same external preset information to a whole downmix signal.

Abstract: A dynamic surround channel volume control applies a variable gain control to the surround channels of a multi-channel system. Thus the levels of the surround channels are related to the main volume control of the system. This maintains a predictable relationship between the surround channels and the main or front channels.

Abstract: One or more acoustic transducers of a device may be adjusted based on automatic detection of device proximity to the user. In a mobile telephone, when the user is using the receiver and holding the telephone against his/her ear, if the telephone detects that the user has moved the telephone further from his/her ear, the telephone will raise the receiver volume. Similarly, if the user is using the speaker, the telephone will adjust the speaker volume as user distance from the telephone changes. In another embodiment the telephone may fade between the receiver and the speaker. Volume is not the only acoustic property that could be adjusted according to user proximity. Frequency response is another property that could be adjusted, such as using appropriate electronic filtering, or by turning on another transducer that is not otherwise being used.

Abstract: Disclosed herein is a controlling terminal apparatus including: a transmission section transmitting and outputting a control signal to a plurality of sound outputting apparatus; a display section; an operation detection section detecting an operation for the displayed substance of the display section; and a control section controlling the display section to display, for each of the sound outputting apparatus, an individual sound volume setting region and a master sound volume setting region, the control section changing, when an operation for the master sound volume setting region is detected by the operation detection section, the sound volume setting of each of the individual sound volume setting regions using a value with respect to an operable amount of each of the individual sound volume setting regions, generating control signals indicative of the new sound volume settings, and controlling the transmission section to transmit and output the control signals.

Abstract: An audio system for a vehicle that includes a system for allowing an occupant of the vehicle to adjust a balance setting of each audio source (116). The audio system includes a plurality of audio sources (102) that are connected to an amplifier (104). The amplifier is connected to a head unit (106) that adjusts the balance setting of each audio source based on predetermined parameters or user preferences (112). Audio output signals from the audio sources are thus reproduced with different balance settings.

Abstract: A method for controlling consumer exposure to audio dosage for a composite audio signal, the method comprising: sampling the composite audio signal; transforming the sampled audio signal, using a fast fourier transform algorithm, to produce a signal representative of the amplitude of component frequencies of the audio signal; comparing the transformed audio signal with a predefined impulse control threshold profile, representing the target maximum amplitude for each frequency component for the audio signal threshold profile to produce a configuring signal representative of the difference between the broadcast signal and the profile; using the configuring signal to automatically configure in real time a Finite Impulse Response (FIR) filter so that it attenuates the amplitude of the transformed audio signal in frequency bands centered on the frequencies at which the target threshold is exceeded; and outputting the attenuated audio signal for consumer exposure.

Abstract: An electronic device and a method of operating the same are provided. By providing an electronic device and a method of operating the electronic device for easily changing a sound output mode when performing communication, user convenience is provided.

Abstract: A wireless communication terminal comprising a network communication unit, short distance wireless communication unit, an input unit and a control unit. The network communication unit transmits radio signals to communication network via a base station. The short distance wireless communication unit transmits radio signals to and from an external device. The short distance wireless communication unit establishes a voice link between the wireless communication terminal and the external device to transmit sound data. The input unit inputs a volume control instruction. The control unit controls the short distance wireless communication unit to send a signal based on the volume control instruction if the voice channel is established between the wireless communication terminal and the external device.

Abstract: An audio signal adjusting method is disclosed, which comprises steps of: determining an environment noise level; calculating a ratio between an environment noise level and an output audio signal level to form a measuring value; comparing the measuring value with a predetermined threshold as an audio comfort value; and determining whether or not to adjust an audio signal parameter according to the comparison result. If the comparison result is incorrect, then the audio signal parameter is adjusted, and the output audio signal should be outputted according to the adjusted audio signal parameter. The audio signal adjusting method can satisfy the different user needs on different environment types.

Abstract: A distributed audio signal processing system having a plurality of linked audio signal processing units is disclosed. Each audio signal processing unit has physical channels for receiving and sending local audio signals and a high bandwidth interface for exchanging audio signals with other linked audio signal processing units. Each of the physical channels of each of the audio signal processing units are mapped to a corresponding global channel. The audio signal processing system provides a tightly integrated, distributed signal processing matrix where any input signal or physical channel on any one of the signal processing units can be exchanged with any other of the linked audio signal processing units, thereby providing maximum flexibility for selecting signals to mix and determining how to process the signals.

Abstract: The embodiments of the present invention provide an apparatus and method for sound control and an electronic device, the apparatus for sound control including: contact keys arranged in the sound output region; capacitive touch sensors connected to the contact keys, the capacitance of the capacitive touch sensors being changed when the contact keys are contacted; and a sound controller for generating sound control signals according to the changed capacitance of the capacitive touch sensors, so as to control the sound of the loudspeaker. With the embodiments of the present invention, the integration of the design may be improved, space saving may be facilitated, and better user experiences may be provided.

Abstract: An electronic device includes a force sensor that is configured to generate a force signal that indicates an amount of force being exerted thereon by a user, and a controller circuit that is configured to control a volume and/or rate that an audio signal is broadcast by a speaker responsive to the force signal.

Abstract: Described herein are one or more implementations offering a centralized (e.g., single-point) user-interface, where a user may manipulate audio properties (e.g., volume level) for one or more audio submixes produced by each of multiple active operating-system processes.

Abstract: Provided is an information processing apparatus including a display control unit and an output unit. The display control unit displays image data of an operation unit including a rotary operation dial, and displays while rotating, according to a designated target volume value, the operation dial from a rotation angle position corresponding to a current volume value to a rotation angle position corresponding to the target volume value based on at least one of a predetermined speed and a predetermined acceleration speed. The output unit outputs a volume value corresponding to the rotation angle position of the operation dial displayed by the display control unit.

Abstract: A wireless communication terminal comprising a network communication unit, short distance wireless communication unit, an input unit and a control unit. The network communication unit transmits radio signals to communication network via a base station. The short distance wireless communication unit transmits radio signals to and from an external device. The short distance wireless communication unit establishes a voice link between the wireless communication terminal and the external device to transmit sound data. The control unit discards a volume update notification received from the external device via the short distance wireless communication unit if the voice link has not been established.

Abstract: An electronic device with a touch sensitive display comprises an identifying module, a detecting module, an adjusting module, and an outputting module. The identifying module identifies the touch operation on the touch sensitive display and generates corresponding touch information. The detecting module detects the status of the electronic device and generates a status signal. The adjusting module adjusts the parameter of the audio signal according to the status signal and the touch information. The outputting module outputs the adjusted audio signal.

Abstract: In each of a plurality of input channels of an audio mixer, there are provided a fader operator for adjusting a tone volume level, and a send level adjustment section for adjusting a send level of an audio signal to be sent from the channel to individual mixing buses. On an operation panel of the mixer, there are provided a plurality of bus selection switches in corresponding relation to the mixing buses. Once any one of the bus selection switches is depressed once, the mixing bus corresponding to the operated bus selection switch is allocated to a selected send level operator. Activation/deactivation of a Sends On Fader (SOF) function may be instructed by a user depressing any one of the bus selection switches twice in succession.

Abstract: A distributed audio signal processing system having a plurality of linked audio signal processing units is disclosed. Each audio signal processing unit has physical channels for receiving and sending local audio signals and a high bandwidth interface for exchanging audio signals with other linked audio signal processing units. Each of the physical channels of each of the audio signal processing units is mapped to a corresponding global channel. Global channels can be combined to form virtual channels that can be processed as a signal channel.

Abstract: A system for amplifying a digital audio signal comprises a receiver 12 for receiving a digital audio signal, a level estimator 14 arranged to calculate the audio level of the digital audio signal, a gain control 16 arranged to receive a gain level, the gain level defining the desired amplification of the digital audio signal, a logic circuit 18 arranged to calculate the headspace in the digital audio signal and to divide the gain level into a scaling gain and an amplifier gain, the scaling gain not exceeding the calculated headspace, a digital signal processor 20 arranged to amplify the digital audio signal with the scaling gain, a digital-to-analogue converter 22 arranged to convert the amplified digital audio signal into an analogue signal, and an amplifier 24 arranged to amplify the analogue audio signal with the amplifier gain.

Abstract: Arrangements described herein relate to systems and methods for adjusting the audio output from an electrical device based on the orientation of the device to provide proper stereo audio output for more than one orientation of the device. The audio output system includes at least two speakers. The device includes an orientation sensor, which can be accelerometer, a gravity sensor, a gyroscope, a tilt sensor, an electronic compass, or combinations thereof. The audio output system can be operatively connected to the orientation sensor. Based on orientation data collected by the orientation sensor, output from the audio output system can be adjusted to provide audio output from opposing left and right regions of the device. Such adjustments can be implemented by the orientation sensor itself or by a switching device (such as a processor, digital logic gate or switching transistor) operatively positioned between the orientation sensor and the audio output system.

Abstract: A circuit and method for decoupling the perceived tone and volume of an amplified musical signal, such as a guitar amplifier, and allowing for the operator to achieve the desired sonic tone, texture and dynamic feel while separately controlling the overall perceived volume level of the amplifier device.

Abstract: A distributed audio signal processing system having a plurality of linked audio signal processing units is disclosed. Each audio signal processing unit has physical channels for receiving and sending local audio signals and a high bandwidth interface for exchanging audio signals with other linked audio signal processing units. Each of the physical channels of each of the audio signal processing units is mapped to a corresponding global channel. Global channels can be combined to form virtual channels that can be processed as a signal channel. Combinations of virtual channels can be grouped into logical channel groups that can be controlled as a group.

Abstract: A display apparatus is controlled using brain waves. Brain wave information of a user is obtained and compared with pre-stored brain wave information previously mapped to control signals. A control signal corresponding to the brain wave information is generated, and the display apparatus is controlled according to the generated control signal. As a result, a user may control a display apparatus more conveniently and the display apparatus may provide various beneficial applications that take advantage of the capture of the brain wave information.

Abstract: The present invention relates to an electronic device that can output received voice and input transmitted voice at the same time and enhances a suppression function for echo due to the received voice sneaking into the transmitted voice. An electronic device (e.g., portable telephone terminal device) outputs the received voice from a voice output unit (speaker), inputs the transmitted voice through a voice input unit (microphone), and includes an echo canceller unit that subtracts a pseudo echo signal for the received voice from the transmitted voice to suppress an echo component in the transmitted voice and a controlling unit that changes an echo suppression amount of the echo canceller unit in accordance with the received voice volume.

Abstract: A sound volume controller includes a level adjustment section that adjusts a level of an input audio signal and outputs the adjusted input audio signal as an output audio signal, a level detection section that detects the level of the input audio signal, a volume value detection section that detects a volume value set by a user, a coefficient table storage section that stores a coefficient table which describes a relation between levels of the output audio signal and levels of the input audio signal, a coefficient table change section that changes the coefficient table stored in the coefficient table storage section in accordance with the volume value detected by the volume value detection section, and a setting section that sets an amount of level adjustment of the level adjustment section in accordance with the level of the input audio signal detected by the level detection section and the coefficient table.

Abstract: A method and an apparatus for automatic noise compensation used with audio reproduction equipment are provided. The method comprises: (a) collecting a plurality of mixed audio signals, each mixed audio signal including equipment sound output by the audio reproduction equipment, and background noise; (b) removing the equipment sound from the mixed audio signals to obtain the background noise therein; (c) determining whether or not a plurality of mixed audio signals under inspection include a significant sound; and (d) adjusting the volume of the audio reproduction equipment according to whether or not a significant sound has been generated in the surrounding area and the magnitude of the background noise in the mixed audio signals under inspection to satisfy a plurality of predetermined compensation conditions.