Abstract: Systems and methods for estimating audio at a requested location are presented. In one embodiment, the method includes receiving from a client device a request for audio at a requested location. The method further includes determining a location of a plurality of audio sensors, where the plurality of audio sensors are coupled to head-mounted devices in which a location of each of the plurality of audio sensors varies. The method further includes, based on the requested location and the location of the plurality of audio sensors, determining an ad hoc array of audio sensors, receiving audio sensed from audio sensors in the ad hoc array, and processing the audio sensed from audio sensors in the ad hoc array to produce an output substantially estimating audio at the requested location.

Abstract: The present application provides method and apparatus for a binaural hearing assistance system using a monaural audio signal input. The system, in various examples, provides adjustable delay/phase adjustment and sound level adjustment. Different embodiments are provided for receiving the monaural signal and distributing it to a plurality of hearing assistance devices. Different relaying modes are provided. Special functions are supported, such as telecoil functions. The system also has examples that account for a head-related transfer function in providing advanced sound processing for the wearer. Other examples are provided that are described in the detailed description.

Abstract: A wireless terminal comprising a transmitter configured to support a wireless connection with a server and a processor configured to enable a user to play an interactive game through the server with a plurality of other users on wireless terminals across a plurality of platforms.

Abstract: An apparatus and method for amplifying a transmission signals in multiple modes and multiple bands. The apparatus includes a tunable power amplifying module adapted to receive a plurality of signal types comprising multiple modes and multiple bands. The tunable power amplifying module includes a first and second power amplifier stages and a number of tunable matching networks configured to optimize an impedance value based on the mode and band of the signal to be amplified.

Abstract: Audio system and related method integrated with ultrasound communication functionality are provided. A communication transmitting device of proposed invention modulates a communication signal of communication functionality to a high-frequency sound and transmits the high-frequency sound by an ordinary audio transmitter. A communication receiving device of proposed invention receives the high-frequency sound with an ordinary audio receiver and demodulates it to retrieve the communication signal, and then the communication device can use the communication signal. The proposed audio sound transmitter/receiver can be implemented using low-cost audio speaker/microphone, such that a cost for implementing communication functionality can be reduced.

Abstract: An audio system utilizes a method for detecting and adjusting a sound field effect thereof. The audio system includes a first speaker and a second speaker. The first speaker is used to emit a first sound signal, and the second speaker is used to emit a second sound signal. The method for adjusting the sound field effect includes the steps of detecting a specific position and adjusting the first speaker or the second speaker based on the specific position to focus the first sound signal and the second sound signal on the specific position.

Abstract: A wireless headset includes a first earpiece and a second earpiece, where the first and second earpieces communicate with each other over a wireless link. In some configurations, the first earpiece includes both a primary wireless interface for receiving audio from an audio source and a secondary wireless interface transmitting a portion of the audio to the second earpiece. The earpieces can incorporate Near Field Communication (NFC) technology to provide the wireless link between each other. The wireless headset can be configured to synchronize audio output at the earpieces, and can also include a second-earpiece detection mechanism that permits the first earpiece to be used in either a stand-alone mode, with audio output at only the first earpiece, or full-headset mode, with audio output at both earpieces when the second earpiece is detected within wireless range of the first earpiece.

Abstract: There is provided an audio reproduction device capable of providing audio output through at least one output member and a corresponding method for using the audio reproduction device. The audio reproduction device includes a left output member for transmission of audio, the left output member being able to fit into a user's first ear; a transducer for converting input audio signals into audio output, the transducer being directly coupled to the left output member; an acoustic tube coupled to the left output member for transmission of audio from the transducer, a first end of the acoustic tube being coupled to the left output member; and a right output member for transmission of audio, the right output member being able to fit into the user's second ear, a second end of the acoustic tube being coupled to the right output member.

Abstract: A wireless audio amplification system for classrooms and the like includes a system that allows for advanced listening and learning audio tools. The invention combines radio frequency and infrared technologies into one integrated system. A microphone includes a radio frequency receiver and an infrared transceiver. The microphone transmits voice signals to an audio amplifier unit that includes a radio frequency transceiver and an infrared transceiver.

Abstract: This invention discloses a sound effect system and a wireless audio output device. An audio is produced by the sound effect system which is applied in a portable electronic apparatus, and a trough is disposed in the portable electronic apparatus. The system comprises a plurality of audio output devices and at least one wireless audio output device wherein the audio output devices disposed to the portable electronic apparatus are used to receive an audio signal of the portable electrical apparatus to output the audio. The wireless audio output device can be taken out from the trough when the portable electronic apparatus is in use and, a wireless communication protocol is used to receive a wireless audio signal sent from the portable electronic apparatus. When the wireless audio output device is not in use, the device can be contained into the trough to electrically connect the portable electrical apparatus. The power of the device can be recharged by the portable electronic apparatus.

Abstract: Disclosed is an enclosure for a speaker for a communication device. The enclosure comprises: a surface; a speaker grill located in the surface, the grill having an opening therein providing an air channel to the speaker; and at least one structure located in a first region in the surface and protruding from the surface. The enclosure is shaped such that when the enclosure is placed on a flat surface with the surface facing the flat surface, the structure causes the surface to be canted from the flat surface to expose the speaker grill to ambient air.

Abstract: A system for facilitating wireless communication between an accessory and a device comprising a device capable of converting at least an audio signal into a signal transmittable by a wireless communication means; a wireless communication means associated with the device capable of transmitting the converted signal; an accessory, including a docking cradle comprising a plurality of pins, wherein at least one pin on the docking cradle is capable of receiving an audio signal; and an adaptor capable of communicatively coupling with the accessory's docking cradle, the adaptor being capable of receiving the transmission from the wireless communication means associated with the device and converting the signal into an audio signal that can be received by the accessory via the docking cradle.

Abstract: Wireless stereo headsets and methods of using the headsets are described. In one embodiment, a wireless stereo headset includes a first earpiece, having a first speaker and a first USB connector, and a second earpiece which has a second speaker and a second USB connector. The USB connectors are configured to charge a battery within each earpiece without a cable to connect the earpiece to a source of power, and the earpieces are shaped to matingly engage together such that the first speaker mates with the second USB connector and the second speaker mates with the first USB connector. In one embodiment, each of the first earpiece and the second earpiece can be configured to act as master device and when one becomes the master device, the other earpiece will in response act as the slave device.

Abstract: A wireless audio headphone communication system has an audio input for receiving an audio signal from an audio source. A wireless transceiver receives and transmits radio frequency communications with a wireless audio headphone, the communications including an audio control signal that conforms to a wireless audio control protocol of a wireless communication protocol. A converter converts the audio control signal between the wireless audio control protocol transceived by the wireless transceiver and a local control protocol for controlling the audio source.

Abstract: A system and method is described herein in which an audio source wirelessly transmits audio content to a first audio sink over one wireless link and to a second audio sink over another wireless link. The two audio sinks also exchange forward error correction (FEC) streams over a wireless link between the two audio sinks, wherein the FEC streams are generated by FEC encoding the audio content received from the audio source. The audio sinks advantageously use the exchanged FEC information to synchronize the playback of the audio content as well as to improve the robustness of the wireless links with the audio source in a manner that does not consume additional bandwidth on those links.

Abstract: Power is delivered from a power source in a head-mounted device to a separate accessory that is coupled to the head-mounted device. Power and signals are delivered on a common conductor that couples the head-mounted device to an accessory. One or both of the head-mounted device and the accessory are configured based on the signals. Power may be received at an accessory from the head-mounted device through a dedicated power conductor. Power may be delivered from a power source in a portable accessory to a head-mounted device that is coupled to the portable accessory and uses the power for circuitry in the head-mounted device that delivers audio to a user.

Abstract: A stereo audio headphone set may include a master headphone unit including a master housing to be independently carried behind an ear of the user, master circuitry including a stereo audio source and a wireless transmitter coupled thereto, and a master audio output device coupled to the master circuitry for playing a first stereo audio channel from the stereo audio source. A slave headphone unit may include a slave housing to be independently carried behind another ear of the user, slave circuitry including a wireless receiver cooperating with the wireless transmitter, and a slave audio output device coupled to the slave circuitry for playing a second stereo audio channel from the stereo audio source. First and second independently settable frequency equalizers may also be included for the first and second stereo audio channels to permit independent selection of frequency equalization to compensate for hearing loss.

Abstract: A control module for a wireless communication system in a vehicle having a plurality of operational settings includes a memory, a control circuit and a radio frequency transceiver. The memory is configured to store a plurality of performance characteristics associated with at least one mobile wireless communication device. The control circuit is coupled to the memory and is configured to retrieve at least one performance characteristic for a mobile wireless communication device associated with a vehicle occupant and used in conjunction with the wireless communication system. The control circuit is further configured to adjust at least one operational setting of the wireless communication system based on the at least one performance characteristics of the mobile wireless communication device. The radio frequency transceiver is coupled to the control circuit and is configured to communicate with the mobile wireless communication device.

Abstract: Systems, methods, and devices for processing an audio signal with two or more channels into a monaural signal are provided. For example, an electronic device configured to perform such techniques may include audio signal processing circuitry, which may receive a first audio channel signal and a second audio channel signal. Based on these signals, the audio signal processing circuitry may output a monaural signal as a sum or a difference of the first and second audio channel signals, or as a combination thereof, depending at least in part on a phase relationship between the first and second audio channel signals. Additionally or alternatively, the audio signal processing circuitry may adjust a timing relationship between the first and second audio channel signals depending at least in part on the phase relationship, before combining a proportion of the first and second audio channel signals.

Abstract: A method is provided for managing signal distribution in a wireless speaker unit. The method includes monitoring a power level of the first wireless device; receiving, at the first wireless device, a first signal from the base unit if a power level of the first wireless device has not reached a threshold level; transmitting wirelessly a second signal, derived from the first signal, from said first wireless device to the second wireless device if a power level of the first wireless device has not reached the threshold level; receiving, at the second wireless device, the first signal from the base unit if the power level of the first wireless device reaches the threshold level; and transmitting wirelessly a third signal, derived from the first signal, from the second wireless device to the first wireless device if the power level of the first wireless device reaches the threshold level.

Abstract: A transmitting/receiving method that can easily detect an influence exerted in transmission channels at a transmitter/receiver is provided. An acquiring unit 12 acquires left audio data and right audio data of audio data received by a metadata calculator 1. An adding unit 141 then calculates added data based on an added value for a predetermined time of a sum of the acquired left audio data and right audio data. Similarly, a subtracting unit 142 calculates subtracted data based on an added value for predetermined time of a difference between the acquired right audio data and left audio data. An addition unit 17 adds the added data and the subtracted data calculated by these adding unit 141 and subtracting unit 142 to the received audio data, and a transmission unit 18 transmits the audio data to which the added data and the subtracted data are added.

Abstract: A method and system for communicating audio, video, and/or control signals within a home entertainment system. One or more signals are communicated between an input device and one or more output devices via one or more networks. The output device can include loudspeakers, display devices, and headphones. In some embodiments an output device, for example a center channel loudspeaker, transmits signals to other output devices. For example, the center channel loudspeaker can transmit a combined audio signal and control signal to a remote loudspeaker over a first network and transmit a video signal to a display device over a second network. The display device displays the video signal. The networks can be wireless, wired, infrared, RF, and powerline.

Abstract: A system and method are disclosed for wireless sharing of audio sounds among a plurality of users. A user of the present invention can communicate his or her audio sounds to other users, who can receive the audio sounds wirelessly and choose to rebroadcast them. Along with the audio sound files users can share information regarding the audio sounds being shared, such as title, artist, collection, genre, year, encoding rate, size, playlist, and other desired information. The user of device can opt to set the device to transmit, re-transmit, broadcast, re-broadcast, receive or not to receive play-list information in addition to the audio sound files and the information regarding the audio sounds themselves.

Abstract: A method and system for the configuration of a mobile station baseband circuit for an acoustic accessory having an identifier, the method comprising the steps of: determining whether the mobile device recognizes the identifier of the acoustic device; and configuring the baseband circuit with a DSP filter response and CODEC acoustic gain parameters for the acoustic device if the mobile device recognizes the identifier of the acoustic device. The system comprising: an identifier for each of the plurality of acoustic devices; a local memory in the mobile station storing a frequency (filter) response and gain parameters for at least one of the plurality of acoustic devices and for mapping them to the identifier; and a digital signal processor to re-shape an acoustic frequency response and adjust an audio gain of a baseband circuit for the mobile station based on the stored frequency response and gain parameters.

Abstract: A method and system for communicating audio, video, and/or control signals within a home entertainment system. One or more signals are communicated between an input device and one or more output devices via one or more networks. The output device can include loudspeakers, display devices, and headphones. In some embodiments an output device, for example a center channel loudspeaker, transmits signals to other output devices. For example, the center channel loudspeaker can transmit a combined audio signal and control signal to a remote loudspeaker over a first network and transmit a video signal to a display device over a second network. The display device displays the video signal. The networks can be wireless, wired, infrared, RF, and powerline.

Abstract: Device called ear unit for stable fittings in an ear, characterised in that said ear unit (10) is shaped as a decremental curve and that the distance between the ends (5, 8) of the decremental curve is approximately equal to the distance between a first cavity from the under the tragus (4) of the ear and second cavity covered by the lower node (15) of the antihelix of the ear, the upper part of the curve projecting in underneath a flap (2) covering the lower part of the second cavity, and said ear piece having a curvature providing an improved attachment in that said curvature follows the bottom of the ear mussel (22). The ear unit (10) optionally comprises a part (T) extending downwards, the transition between said part (T) and the ear piece is formed in such a way that it aligns along the intertragic notch (14). The ear unit is optionally arranged with at least one unit from the group comprising ear phone and microphone.

Abstract: A system and method are disclosed for wireless sharing of audio sounds among a plurality of users with access to a dedicated, shared signal. A user of the present invention can communicate his or her audio sounds to other users, who can receive the audio sounds wirelessly and choose to rebroadcast them. As such, an audio sound sharing network can be readily established at any time and place among participants in the network.

Abstract: A wireless audio headphone communication system has an audio input for receiving an audio signal from an audio source. A wireless transceiver receives and transmits radio frequency communications with a wireless audio headphone, the communications including an audio control signal that conforms to a wireless audio control protocol of a wireless communication protocol. A converter converts the audio control signal between the wireless audio control protocol transceived by the wireless transceiver and a local control protocol for controlling the audio source.

Abstract: A wireless headphone kit for use with a media player. The wireless headphone kit includes a wireless headphone unit with an RF wireless receiver, a communication attachment unit that is adapted to physically attach to a media player device and communicates therewith, with the communication attachment unit having an RF wireless transponder that is adapted to communicate with the wireless headphone unit, and a wireless control device including a volume control, pause/play control, a forward control and a reverse control, which controls the communication attachment unit. The wireless headphone unit that is worn around a user's neck and includes earplugs with length adjustable wires.

Abstract: Methods and systems for providing a programmable earphone device with customizable controls and heartbeat monitoring are described. The earphone device may include a wireless connection to a media player, a left and a right earphone, and at least one input mechanism, wherein the input mechanism is located on at least one of the left and right earphones and is customizable. The earphone device may also include an data port configured to bypass the wireless connection and receive sound data from the media player when a wired connection is detected between the media player and the earphone device. A stored customizable sound equalizer may also be included that provides different equalizer settings for each of the left and right earphones. The earphone device also includes a heartbeat monitor that detects a user's heartbeat using the left and right earphone, wherein the heartbeat monitor is customizable by the user.

Abstract: Systems and methods for contextual audio switching for a USB controlled audio device coupled to a processor-based host are presented. Two or more USB audio endpoints associated with a singular output audio transducer or transducer set are declared at the USB controlled audio device. The two or more USB audio endpoints are monitored to identify an audio signal presence at the two or more USB audio endpoints. A priority audio signal may be determined responsive to identifying the audio signal presence at two or more USB audio endpoints.

Abstract: A wireless headset supports simultaneous connections to two or more audio sources and can concurrently output audio from the different sources. The audio may include voice and/or audio playback, e.g., music playback. The wireless headset includes a first transceiver configured to receive a first audio input from a first source, a second transceiver configured to receive a second audio input from a second source, and an audio mixer configured to combine the first and second audio inputs into output audio.

Abstract: A headset is described that can be user-configured to be used in either monaural or binaural modes. The headset may include a first speaker for one ear, and a second speaker in an earpiece inserted in the headset body. The earpiece may be retractable, and upon removal from the headset, the headset may switch from monaural to binaural mode. The earpiece may communicate wirelessly with the headset, or may be coupled using a spring-loaded or manually retractable wire. The headset may wirelessly detect the addition of a second headset, and may switch to binaural mode based on this addition.

Abstract: A wireless communication device mixes audio content by combining audio signals from two or more different audio sources available at the wireless communication device and directing the mixed audio signal to a selected audio output circuit included in or associated with the wireless communication device. The audio signals can comprise received audio signals, stored audio signals, or a combination thereof. The audio signals can be synchronized, and one or more video signals may be synchronized with them. In at least one embodiment, the wireless communication device includes one or more circuits, such as a baseband or system processor, configured as a mixing circuit. An included (mixing) control circuit may be configured to control a user interface of the wireless communication device to support audio source selections, mixed audio signal output destinations, and audio signal control (volume, tone, etc.) for audio signals included in the mixed audio signal.

Abstract: A method and system for the configuration of a mobile station baseband circuit for an acoustic accessory having an identifier, the method comprising the steps of: determining whether the mobile device recognizes the identifier of the acoustic device; and configuring the baseband circuit with a DSP filter response and CODEC acoustic gain parameters for the acoustic device if the mobile device recognizes the identifier of the acoustic device. The system comprising: an identifier for each of the plurality of acoustic devices; a local memory in the mobile station storing a frequency (filter) response and gain parameters for at least one of the plurality of acoustic devices and for mapping them to the identifier; and a digital signal processor to re-shape an acoustic frequency response and adjust an audio gain of a baseband circuit for the mobile station based on the stored frequency response and gain parameters.

Abstract: A method of the present invention includes coordinating tuning to the same channel of a radio band wherein the following steps are performed: tuning to a channel, within a radio band, that uses a side band; receiving control information in the side band of the channel; and processing the received audio information in the channel using the control information.

Abstract: A wireless headset device capable of providing balanced stereo. The wireless headset connects with a stereo output device for giving balanced sounds on both left and right channels. The wireless headset has an encoder/decoder module which decompresses a digital audio package received from a wireless transceiver device into a stereo signal, and delivers it to a connection detecting module. The connection detecting module determines whether the wireless headset connects with the stereo output device. If the answer is negative, the stereo signal will be outputted by a single channel speaker of the wireless headset; otherwise, the signal will come out from the stereo output device which has a two-channel speaker.

Abstract: A data source sends a synchronization signal and information to several data sinks that use the synchronization signal and a specified parameter to determine when to process the information. The data source and data sinks may comprise wireless nodes such as, for example, a wireless audio source that sends multi-channel data to a pair of wireless earpieces. The wireless earpieces use the synchronization signal and a latency interval to determine the appropriate time to output audio based on the audio channels.

Abstract: The invention relates to a noise canceling audio transmitting/receiving device; a stereo headset with an integrated array of microphones utilizing an adaptive beam forming algorithm. The invention also relates to a method of using an adaptive beam forming algorithm that may be incorporated into a stereo headset. The sensor array used herein has adaptive filtering capabilities.

Abstract: A mobile telecommunications apparatus includes a portable media device adapted to receive electronic data through a network, the portable media device comprising a first antenna adapted to receive electromagnetic signals of a particular frequency, the frequency is at least one of a radio frequency and a television (TV) frequency, and a headset in electrical communication with the portable media device and adapted to receive the electronic data through the network, the headset includes a switch coupled to the first antenna, a second antenna coupled to the switch, and a headset speaker comprising at least one of a mono headset speaker and a stereo headset speaker, the switch is adapted to combine operation of the first antenna and the second antenna into a dual operation diversity receiver. The network may comprise a Digital Video Broadcasting over Handheld (DVB-H) network.

Abstract: A wireless transmitter includes an antenna and a signal generator. A control signal input to the signal generator controls a frequency band of a carrier frequency. The control signal also controls the transmitted signal power. The control signal is generated by a decoder unit that decodes an audio signal.

Abstract: An exemplary media player system includes a media player and an earphone. The earphone includes a first earpiece, a second earpiece, a primary volume control unit, and a secondary volume control unit. The first earpiece and the second earpiece are configured for receiving first channel audio signals and second channel audio signals respectively, and converting the audio signals to yield audible sounds. The primary volume control unit adjusts the volume levels of the first earpiece and the second earpiece simultaneously. The secondary volume control unit adjusts the volume of sounds outputted from one of the first earpiece and the second earpiece.

Abstract: A wireless headphone assembly has left and right speakers attached to ends of a headphone body, and at least two antennas, e.g., one located at each speaker. Since multiple antennas are used, reception can be improved using one of several approaches, e.g., simple selection of the “best” antenna, multiplexing antenna input, using diversity algorithms such as multiple input multiple output (MIMO) algorithms, etc.

Abstract: An audio processing apparatus has converting means for converting n-channel (positive integral number: n?1) audio signals input from at least one sound source into two-channel signals, a pair of correcting filter means to which a pair of two-channel signals converted by the converting means are supplied and which corrects a difference of the sense of hearing due to a difference of headphone characteristics, and an output section for supplying a pair of output signals from the pair of correcting filter means to right and left speaker units of a headphone.

Abstract: Systems and methods for a mobile communication device are disclosed. The system generally includes a housing such as a headset, a speaker, a microphone, and a wireless communication module. The wireless communications module provides for directional communication links.

Abstract: A wireless headphone assembly has left and right speakers attached to ends of a headphone body, and at least two antennas, e.g., one located at each speaker. Reception can be improved by selecting a “best” one of the antennas based on a quality metric.

Abstract: Methods and systems for wireless communication are disclosed and may include controlling a loading and/or a charging of a battery source in each earpiece of the wireless stereo headset. The loading control may include switching between the battery sources powering the headset. A remaining power level may be monitored for each of the battery sources. Both earpieces in the headset may be powered utilizing one or both of the battery sources. One of the earpieces in the headset may be powered utilizing one of the battery sources. A total usage time may be stored for each of the battery sources. The loading and charging of the battery sources may be controlled by equalizing the total usage time for each of the battery sources. The earpieces in the headset may be coupled via a tether line, or may be coupled wirelessly.

Abstract: Multiple individual wireless earbuds provide audio from a common audio source. A user may thereby enjoy audio in both ears while also benefiting from an entirely wireless configuration. The individual wireless earbuds may each receive the audio signal from the common audio source and then produce audio accordingly. Each earbud may have a channel setting to define whether a given earbud will produce left channel or right channel audio for a multi-channel audio signal. The individual wireless earbuds may alternatively have a master-slave configuration where a master earbud receives a wireless audio signal from the common source, plays audio based on the audio signal, and transmits a wireless signal based on the wireless audio signal to the slave earbud. The slave earbud then plays audio based on the wireless signal from the master earbud.

Abstract: A personal speaker system has one or more speakers, a wireless transceiver, and a detachable user control interface, the user control interface including a digital music player, a graphics display, and a digital medium executing software code for enabling configuration and control of system functions by a user.

Abstract: In a short range radio communication headset, signals transmitted by the short range radio communications are received while direct sounds propagated from an external are detected. Then, a digital signal adaptation processing using either received signals or the direct sounds as reference signals are applied, and a ratio between the received signals and the direct sounds is controlled by correlating the reference signals and another one of the received signals and the direct sounds that are not used as the reference signals and extracting necessary components.