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HEADPHONE CIRCUITS

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381 - Electrical audio signal processing systems and devices

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DocumentTitleDate
20100150371BLUETOOTH HEADSET WITH A RETRACTABLE STRUCTURE - A Bluetooth headset includes a case, a circuit board, a speaker, a USB plug, a memory slot, an actuating structure, and a movable lid. The case is a hollow structure. A containing space in the case is accessible to an opening of the case. The circuit board is installed in the containing space. The speaker is installed on the case and electrically connected to the circuit board. Both the USB plug and the memory slot are electrically connected to the circuit board. The actuating structure is disposed on the case for driving the circuit board to selectively move the USB plug and the memory slot toward or away from the opening of the case. The movable lid is disposed at a side of the opening of the case in a rotatable manner.06-17-2010
20130028437EARPHONE DEVICE WITH IMPEDANCE CORRECTION UNIT - Various aspects of this disclosure are directed to an earphone device comprising a speaker unit including at least one balanced armature transducer to convert an electrical signal into an acoustic signal. The electrical signal may define a frequency range comprising a first frequency and a second frequency. The earphone device may further comprise an impedance correction unit configured to receive the electrical signal and compliment an impedance of the speaker unit such that a sum of an impedance of the impedance correction unit and the impedance of the speaker unit at the first frequency is substantially similar to a sum of an impedance of the impedance correction unit and the impedance of the speaker unit at the second frequency.01-31-2013
20110206216HEADPHONE - A headphone includes a pair of right and left headphone units, a resilient band formed substantially into a U shape to be mounted on a human head, and a pair of arm members. Each of the arm members is rotatably coupled via a pivot joint to an end part of the band and supporting one the headphone units. Each of the pivot joints includes a detent hinge for locking into a plurality of rotational positions an arm member relatively to the corresponding end part of the band.08-25-2011
20120177215Transducer with Integrated Sensor - An electroacoustic transducer for converting electrical input signals into acoustic output signals includes a diaphragm adapted to move relative to a housing in response to the electrical input signals to produce the acoustic output signals, a displacement sensor, a bias voltage source, and an amplifier. The displacement sensor includes a first electrode adhered to the diaphragm and a second electrode on a first surface of the housing located proximate to the first electrode. A capacitance between the first electrode and the second electrode varies with a displacement of the diaphragm relative to the housing. The bias voltage source is coupled to at least one of the first electrode or the second electrode and provides a fixed charge to the electrode to which it is attached. The amplifier amplifies a change in voltage between the first and second electrodes to produce an output voltage between first and second signal outputs.07-12-2012
20130034237MULTIPLE MICROPHONE SUPPORT FOR EARBUD HEADSETS - A system for improved audio in a headset comprising a first headset microphone generating a first signal. A second headset microphone generating a second signal. A multiplexer coupled to the first headset microphone and the second headset microphone for multiplexing the first signal and the second signal. A power extractor for extracting power for use by one or more of the multiplexer, the first headset microphone and the second headset microphone. A demultiplexer for extracting the first signal and the second signal. A signal processor for generating a noise reduced microphone signal. An audio subsystem for receiving the noise reduced microphone signal and for generating speaker signals for a first headphone speaker and a second headphone speaker.02-07-2013
20130039510SYSTEM WITH WIRELESS EARPHONES - A system comprising a wireless earphone set and a client computing device, both of which are communicable with a host server via the Internet. The host server stores configuration parameters for the wireless earphone set that are transmittable to the wireless earphone set via the Internet, and that are configurable by an authenticated user of the client computing device via the host server to generate updated configuration parameters for the wireless earphone set. The updated configuration parameters for the wireless earphone set are transmitted by the host server to the wireless earphone set via the Internet.02-14-2013
20130039509AUDIO HEADSET WITH BIO-SIGNAL SENSORS - An audio headset with bio-signal sensors is provided. In some embodiments, an audio headset that includes one or more electroencephalography (EEG) sensors is provided.02-14-2013
20130077800TUNABLE MULTICHANNEL HEADPHONE AND METHOD FOR ASSEMBLING THE SAME - A tunable multichannel headphone includes at least two main housings connecting by a connection portion. Each of the main housings includes a speaker disk defining independent sound chambers, driver unit disposed in the sound chambers, front acoustic unit and the rear acoustic unit. The front and rear acoustic units are disposed on the opposite side of the speaker disk. The front acoustic unit has a sound effect tuning unit which has a field and a channel switches and an audio output unit. The rear acoustic unit has a first and a second timbre switches. The switches are rotatable members arranged on the speaker disk for tuning different sound effects and tones. A method for assembling the tunable multichannel headphone is also disclosed.03-28-2013
20130034238HEADSET SYSTEMS AND METHODS - A wireless headset is adapted to communicate with a sound source such as a music player or a cell phone or a suitable audio or sound communicated through a one-way or two-way communication device. The headset includes a mouth wearable communicator; and a linking unit coupled to the mouth wearable communicator, the linking unit adapted to communicate with the sound source.02-07-2013
20130034239EAR MICROPHONE - The present invention relates to an ear microphone for providing clear sound by preventing echo and howling phenomena by blocking external noise, and for providing an effective telephone call in a noisy environment by improving the recognition ability of a voice-recognizing device. For the ear microphone, a connector for connection to an external device, a control unit for controlling the ear microphone overall, and an earphone unit to be worn by a user for outputting or inputting voice are electrically connected to each other through cables. The earphone unit consists of a first earphone unit which includes first and second speakers wearable on the ear, a first microphone having directivity, and a second earphone unit which includes a third speaker. For the control unit, a grounding terminal and one terminal of the control unit are connected to the connector such that the other terminal is connected to the first to third speakers, and one terminal is connected to the connector such that the other terminal is connected to the first microphone. The microphone output terminal is configured to be connected to a resistor in series. The third speaker is configured as a voltage-dividing resistor on a speaker input terminal. Each voltage dividing resistor is differently designed for the first and second speakers such that the second speaker has phase characteristics that are opposite those of the first speaker, and at the same time has a voltage different from the first speaker. A negative terminal of the first speaker and a positive terminal of the second speaker connected to the speaker output terminal are connected to a volume-adjusting unit.02-07-2013
20120207320 EARPHONE WITH TOGGLE MECHANISM - An earphone comprising a moving part, adapted to close an auditory port thereby toggling the earphone from an open mode allowing environmental sounds to reach an ear of the user to a closed mode blocking the ear of the user. The closing is accomplished while the earphone is in operation. The sound capsule of the earphone may also be activated and deactivated according to the mode of the earphone.08-16-2012
20130188804EARBUDS AND EARPHONES FOR PERSONAL SOUND SYSTEM - A personal sound system includes a portable electronic device that provides an analog audio signal to an audio output; an earphone system, connected by wire to the audio output, the portable electronic device, the earphone system including at least one earphone speaker; at least one control associated with the earphone system, the at least one control wirelessly linked to the portable electronic device so that operation of the at least control adjusts the balance between two or more frequency components of the analog audio signal provided to the at least one earphone.07-25-2013
20090154720SOUND OUTPUT CONTROL DEVICE AND SOUND OUTPUT CONTROL METHOD - According to one embodiment, an output control module detects whether a wearing state of the first headphone and the second headphone is a first state in which both the first headphone and the second headphone are worn on the human body, or a second state in which one of the first headphone and the second headphone is worn on the human body and the other of the first headphone and the second headphone is not worn on the human body, sends, in a case of the first state, a left-channel audio signal and a right-channel audio signal to the first headphone and the second headphone, respectively, and generates, in a case of the second state, a monaural audio signal by mixing the left-channel audio signal and the right-channel audio signal, and sends the generated monaural audio signal to the one of the first headphone and the second headphone.06-18-2009
20090154719Modular Mobile Computing Headset - A system comprises an accessory, a mobile unit module, and a battery pack module. The accessory is worn one of on and near a portion of a body of a user. The mobile unit module removably couples to the accessory. The battery pack module removably couples to one of the mobile unit and the accessory.06-18-2009
20100040240HEADPHONE SYSTEM FOR COMPUTER GAMING - A gaming unit and producing a game-audio output of a varying volume level and a chat-voice output is connected to headphones adapted to be worn by a player of the unit and connected to the gaming unit for making the chat-voice output and the game-audio output audible to the player. A circuit or software associated with the headphones can increase the chat-voice volume level generally proportionately to the game-audio volume level.02-18-2010
20090136057Automated Sensor Signal Matching - In one embodiment, a method for matching first and second signals includes transforming, over a selected frequency band, the first and second signals into the frequency domain such that frequency components of the first and second signals are assigned to associated frequency bins, generating a scaling ratio associated with each frequency bin, and for at least one of the two signals, or at least a third signal derived from one of the two signals, scaling frequency components associated with each frequency bin by the scaling ratio associated with that frequency bin. The generating comprises determining, during a non-startup period, a signal ratio of the first and second signals for each frequency bin, determining the usability of each signal ratio, and designating a signal ratio as a scaling ratio if it is determined to be usable.05-28-2009
20120183152WIRED HEADSET WITH INTEGRATED SWITCH - Headsets are provided with integrated switch assemblies. An integrated switch assembly can include a switch hidden from view by a housing. The switch can be activated when a user applies pressure to the housing. The housing may include a flexible housing cover that, when depressed, may engage the switch contained within the housing. When engaged, the switch may move or snap to a switch activation position within the housing.07-19-2012
20090034749Hearing Apparatus with a Moveable Charging Contact - A hearing apparatus includes a charging contact being movable relative to an accumulator and being electrically conductively connected to the accumulator in a first position and less effectively conductively connected thereto in a second position. A spring-elastic element engages with the charging contact in order to push the charging contact into the second position with a predetermined force, so that the charging contact can only be pushed into the first position by overcoming the predetermined force. As a result, the charging contact configuration obtains a switching function, so that electro-corrosion on the charging contacts can be prevented. Therefore, charging an accumulator of a hearing apparatus and in particular of a hearing device using a direct conductive contact is possible, with zero potential of the charging contacts which are accessible from the outside being ensured during normal operation of the hearing apparatus.02-05-2009
20100054492Leak-Tolerant Earspeakers, Related Portable Electronic Devices and Methods of Operating the Same - Portable electronic devices are provided including a housing and first and second audio transducers positioned in the housing. The first and second audio transducers are supported by the housing and driven out of phase relative to one another to provide a leak tolerant output from the portable electronic device. Related earspeakers and methods of operating portable electronic devices are also provided.03-04-2010
20130083940Bone Conduction Earphone, Headphone and Operation Method of Media Device Using the Same - Provided are a bone conduction-based earphone, a bone conduction-based headphone and a method for operating a medium device using the same.04-04-2013
20130089216METHOD AND APPARATUS FOR RECOGNIZING AN EARPHONE IN A PORTABLE DEVICE - A method and an apparatus for recognizing an earphone in a portable terminal are provided. The method includes detecting a connection to the earphone, recognizing a type of the connected earphone, determining whether a re-recognition signal of the connected earphone is input, and re-recognizing the type of the connected earphone when the re-recognition signal is input.04-11-2013
20130089214MODULAR HEADSET COMPUTER - A headset is described. The headset includes a headset insert worn on a head of a user. The headset insert includes a first connector having a first mechanical coupler. The first connector is configured to mate in at least two different orientations with a second connector having a second mechanical coupler. A frame includes the second connector that mates with the first connector. The frame is adapted to receive the headset insert in at least two different orientations.04-11-2013
20130089215AUDIO PROCESSING DEVICE, AUDIO PROCESSING METHOD, RECORDING MEDIUM, AND PROGRAM - An audio processing device includes a plurality of loudspeakers outputting audio for each band, a correction filter correcting an audio signal including a plurality of bands in accordance with characteristics of the plurality of loudspeakers, and a plurality of band division filters dividing the audio signal corrected by the correction filter into bands of the loudspeakers so that a phase difference of phase characteristics is approximately 0 degree or approximately 180 degrees. The correction filter is an inverse filter set with an impulse response based on the audio outputted for each band from the plurality of loudspeakers via the plurality of band division filters.04-11-2013
20130051575WIRELESS HEADSET WITH TOUCH PEN - A wireless headset with touch pen includes a housing, a controlling circuit unit, an ear piece, and a touch pen. The controlling circuit unit is disposed within the housing, and the ear piece is arranged on the housing and connected electrically to the controlling circuit unit. The touch pen is arranged on the housing and has a tip portion. By combining the touch pen with the wireless headset, the wireless headset with touch pen has both wireless communication and touch input functionalities. The user can also find the touch pen more easily.02-28-2013
20110170703Audio Player Headset Earhook Apparatus and System Thereof - A standalone, earhook style headset interface and control apparatus that plugs into and engages a micro audio player, particularly, a micro MP3 player, used as an integral part of an ear supported, recorded audio device player or headphone. The earhook headphone system combines player controls, speaker and speaker controls, and headphone jack to plug in a second headphone for stereo listening of programmed audio while securing the MP3 player on, behind or about the ear during vigorous activity. An auxiliary jack also functions as the programming and recharging interface for the audio player device. A selector control switch for single/duplex single ear channel listening is located on the housing. A spring tail earhook of flexible soft silicone material, functions as the gripping and stabilizing element of the earhook headset, securing the unit behind or near the ear. All control functions of the audio player are integrated into the earhook headset.07-14-2011
20090041261Receiver facility with an elastically mounted receiver - In the case of a receiver facility to be fixed in the auditory canal, particularly for hearing devices with an external receiver, the receiver is to be mounted in the earmold in an acoustically advantageous fashion which guards against contaminations and is also easily exchangeable. Provision is thus made for a receiver facility with a longish receiver and a earmold, which has a borehole, into which the receiver is inserted. A tubular connector, which is more elastic than the receiver and the earmold, is used to accommodate for the most part the longitudinal extension of the receiver in a friction-locking fashion. The connector is for its part force-fitted into a borehole of the earmold in a friction-locking fashion. The receiver is thus elastically mounted and can be easily removed from the earmold together with the connector with the aid of a pin-like tool for replacement purposes.02-12-2009
20130070937APPARATUS AND METHOD FOR CONFIRMING CONTROL INFORMATION OF EARPHONE IN PORTABLE TERMINAL - An apparatus and method for confirming control information that is input through an earphone in a portable terminal are provided. The apparatus includes an interface to which an earphone connects, and a controller for creating bit information dependent on a key input provided from the earphone connected through the interface, and confirming control information corresponding to the bit information.03-21-2013
20130058494METHOD AND APPARATUS FOR PROCESSING AUDIO SIGNAL - Provided are an audio signal processing apparatus and method. The audio signal processing apparatus includes: a sensing unit for sensing an impedance value of a headphone and adjusting a gain to be applied to an audio signal based on the sensed impedance value; and an amplifier for generating an output audio signal by receiving at least one bias voltage corresponding to the adjusted gain and amplifying the input audio signal according to the adjusted gain. The audio signal processing apparatus is capable of appropriately adjusting the magnitude of an acoustic signal output from a headphone, according to the product specifications of the headphone.03-07-2013
20120308030Communications Headset Power Provision - Electric power is provided to a two-way communications headset by creating a differential DC voltage potential between a ground conductor associated with a microphone of that headset and a ground conductor associated with an acoustic driver of that headset, thereby enabling that headset to refrain from drawing electric power from a more limited local power source.12-06-2012
20100158265Headphones with interchangeable connectors - Headphones include two common headphone speakers; and at least first and second interchangeable connectors adapted to be selectively and removably attached to the headphone speakers. The first connector includes a head harness structured to interconnect the two headphone speakers and the second connector includes a clip structure structured to individually attach to each of the headphone speakers and individually clip each of the headphone speakers to a strap adjacent a user's ear when in use.06-24-2010
20090279713Multi-Voltage headphone drive circuit - The present invention discloses a multi-voltage headphone driver circuit comprising: at least one operational amplifier having an output supplied to a headphone speaker, the operational amplifier receiving a first power supply as its high operation voltage; a charge pump receiving a second power supply to generate a negative voltage corresponding to the second power supply in magnitude; and an m-fold circuit multiplying the negative voltage by m and providing the result to the operational amplifier as a low operation voltage thereof, wherein m is a real number.11-12-2009
20090268921WIRELESS HEADSET WITH INTEGRATED MEDIA PLAYER - Additional functionality in a wireless headset allows it to be used during times that the external device with which it is wirelessly coupled is not being used, but when the headset is nevertheless being worn. This is accomplished by integrating a media player into the wireless headset. The media player may be an audio player, capable, e.g., of playing audio files such as MPEG-3 (“MP3”) files. Optionally, the media player may include a recording function as well, so that a user can record voice notes. In addition, if the external device is a telephone (mobile or landline), the availability of a recording function could make it possible for the user to record all or part of a conversation. Similarly, voicemail messages received on the user's telephone could be uploaded into the headset for later off-line playback. Media files recorded by the headset also could be downloaded to the external device.10-29-2009
20120224710HEADSET ELECTRONICS - A wireless headset device that includes an earbud assembly and a primary housing assembly, fixed to the earbud assembly, is provided. The earbud assembly can include an earbud flexible circuit board having mounted thereon a receiver and processing circuitry. The primary housing assembly can include a microphone and a primary housing flexible circuit board electrically coupled to the earbud circuit board and the microphone. In some embodiments, the headset device can include at least one flexible circuit board and the primary housing can include a connector assembly. The at least one flexible circuit board can be electrically coupled to the connector assembly and can include Universal Serial Bus (USB) circuitry operative to process USB protocol communications and serial circuitry operative to process serial protocol communications.09-06-2012
20130064384CONTROL CORD FOR HEADSETS AND AUXILIARY DEVICES - A cord-based controller for an auxiliary device, such as a headset, is provided for use with a portable electronic device. A pressure-sensitive, and preferably bendable, material such as a piezoelectric pressure sensor is placed within or on an or cord of a headphone lead, such as by wrapping it within the outer shielding of the cord. A self-powered controlling sensor is arranged to control the electronic device using a generated control signal. The controlling sensor comprises a sensor material. The control signal is generated by deformation of the sensor material independent of power supplied to the headset and independent of power supplied to the portable electronic device. This is achieved without requiring a separate housing for the controller, which typically protrudes from the cord. A plurality of control sensor elements can be provided, each producing a different control signal voltage transmitted along a single control signal electrical.03-14-2013
20090232325REACTIVE HEADPHONES - A method and apparatus for monitoring environmental noise when a user is listening to audio signals via headphones is disclosed. When an audio input signal is received, the audio input signal is transmitted to speakers in the headphones. A noise input signal from environment around the headphones is received and analyzed for predetermined sounds. The transmission of the audio input signal is stopped when predetermined noise characteristics are detected in the noise input signal.09-17-2009
20120114133DETECTING THE REPOSITIONING OF AN EARPHONE USING A MICROPHONE AND ASSOCIATED ACTION - A system detects the repositioning of an earphone that is worn by a user, and changes an operation mode of a host coupled to the earphone. Within the earphone is a pressure transducer that detects a pressure change caused by the repositioning of the earphone. A signaling mechanism sends a repositioning detection signal to the host in response to a signal from the pressure transducer indicating the detection of the pressure change.05-10-2012
20120114131USER CONFIGURABLE HEADSET - A headset is described. The headset includes a frame configured to be worn substantially behind the ears of a user. The frame includes a top surface having a first plurality of attachment features and a bottom surface having a second plurality of attachment features. A boom is mechanically coupled to the frame. The boom supports an electronic device. A band is configured to be worn substantially across the crown of the head of the user. The band can be detachably coupled to the first plurality of attachment features such that the boom is oriented on a first side of the frame in a first mode of operation. The band can be detachably coupled to the second plurality of attachment features such that the boom is oriented on a second side of the frame in a second mode of operation.05-10-2012
20110216911EAR-MICROPHONE HAVING ESD ENHANCING FUNCTION - An ear-microphone for connection to a portable apparatus and use as a Frequency Modulation (FM) radio broadcast receiving antenna is provided. The ear-microphone includes an ear plug, a cable, a microphone, and a filtering unit. The ear plug is for connection to an earjack. The cable has a predefined length, has an earphone line whose one end is electrically connected to the ear plug and whose other end is electrically connected to at least one earphone. The microphone intervenes in an intermediate portion of the cable and is connected to the ear plug via a microphone line inside the cable. The filtering unit intervenes in the cable and is installed to have an Electro Static Discharge (ESD) protection function.09-08-2011
20110280412EARPHONE - An earphone includes an audio input terminal, an audio output terminal, a spring, and a rheostat. The rheostat includes a first terminal, a second terminal, and a slide terminal. The audio input terminal is electrically connected to the slide terminal of the rheostat. The audio output terminal is electrically connected to the first terminal of the rheostat. The slide terminal of the rheostat is fixed to the spring. The slide terminal of the rheostat is at or near the first terminal of the rheostat in response to the spring being at an original position. The slide terminal moves to the second terminal of the rheostat in response to the spring being pressed to deform.11-17-2011
20130044892HEADSET PLUG UNIVERSAL AUTO SWITCHER - One embodiment of the invention is directed to a switchable plug comprising a first incoming line configured to carry a signal from a source device, a second incoming line configured to carry a signal from the source device, a Mic Bias output line, a Ground output line, and a switch control. The switch control is operably connected with the first incoming line, the second incoming line, the Mic Bias output line and the Ground output line. The switch control is configured to detect a type of the signal carried on the first incoming line and a type of the signal carried on the second incoming line, from the source device. The switch control is further configured to automatically route a Mic Bias type signal to the Mic Bias output line and a Ground type signal to the Ground output line, without user intervention.02-21-2013
20090208031HEADSET SYSTEMS AND METHODS - A wireless headset is adapted to communicate with a sound source such as a music player or a cell phone or a suitable audio or sound communicated through a one-way or two-way communication device. The headset includes a mouth wearable communicator; and a linking unit coupled to the mouth wearable communicator, the linking unit adapted to communicate with the sound source.08-20-2009
20090086991HEADSET - Provided is a headset including a main housing and a speaker housing that are integrally formed with each other and a rear-side sound-leakage preventing section to shield sound emitted towards a rear side of a speaker. To this end, the headset includes a main housing integrally formed with a speaker housing that protrudes from the main housing, at least one rear-side sound-leakage preventing unit engaged with an inner side of the speaker housing to shield sound emitted towards a rear side of a speaker, and a mounting unit to sequentially couple the speaker and the at least one rear-side sound-leakage preventing unit to the inner side of the speaker housing and mount the at least one rear-side sound-leakage preventing units in the inner side of the speaker housing.04-02-2009
20120008793Hearing Damage Limiting Headphones - A device includes an input for receiving an audio signal, a speaker to convert the audio signal into an audible sound, and a memory for storing remediation instructions and detection instructions. The device further includes a processor coupled to the input, the speaker, and the memory. The processor is configured to process the audio signal according to the detection instructions and the remediation instructions to modulate amplitude of the audio signal based on the remediation instructions.01-12-2012
20100246846Personal Acoustic Device Position Determination - Apparatus and method for determining an operating state of a personal acoustic device by receiving a signal from one or more movement sensors indicating movement detected by the one or more movement sensors, wherein the one or more movement sensors are disposed on portions of the personal acoustic device structured to be worn on a user's head to enable the one or more movement sensors to detect rotational movements of a user's head when the personal acoustic device is in position on the user's head such that a casing of the personal acoustic device is adjacent an ear of the user.09-30-2010
20100128887DETECTING THE REPOSITIONING OF AN EARPHONE USING A MICROPHONE AND ASSOCIATED ACTION - A system detects the repositioning of an earphone that is worn by a user, and changes an operation mode of a host coupled to the earphone. Within the earphone is a pressure transducer that detects a pressure change caused by the repositioning of the earphone. A signaling mechanism sends a repositioning detection signal to the host in response to a signal from the pressure transducer indicating the detection of the pressure change.05-27-2010
20090296950SIGNAL PROCESSING SYSTEM HAVING A PLURALITY OF HIGH-VOLTAGE FUNCTIONAL BLOCKS INTEGRATED INTO INTERFACE MODULE AND METHOD THEREOF - A signal processing system and related method are disclosed. The signal processing system includes a signal processing module, powered by a low supply voltage, for processing signals; and an interface module, coupled to the signal processing module, powered by a high supply voltage, for outputting signals generated from the signal processing module; wherein the interface module comprises a plurality of high-voltage functional blocks integrated therein, and each of the functional blocks is configured to perform a predetermined interface functionality. In this way, the bill-of-material (BOM) cost can be reduced.12-03-2009
20100124338AUDIO/VIDEO DEVICE HAVING A VOLUME CONTROL FUNCTION FOR EXTERNAL AUDIO REPRODUCTION UNIT BY USING VOLUME CONTROL BUTTONS OF A REMOTE CONTROLLER AND VOLUME CONTROL METHOD THEREFOR - An audio/video (A/V) device having a volume control function for external audio reproduction units by using volume control buttons of a remote controller is provided. The A/V device includes speakers, an audio output port for externally outputting an audio signal, an audio signal processing unit for reproducing and amplifying the audio signal and applying the amplified audio signal to the speakers or the audio output port, a memory unit for storing volume control values, and a control unit for applying to the audio signal processing unit any of the volume control values stored in the memory based on whether the external audio reproduction unit is plugged in the audio output port. The control unit controls the audio signal processing unit to adjust the volume control values for the audio output port by the volume control buttons when the external audio reproduction unit is plugged in the audio output port.05-20-2010
20090046868Method and apparatus for controlling a headphone - A method for controlling a headphone having a microphone for receiving noise and user signals, the received noise being used to reduce noise at an output of the headphone, includes detecting a signal by the microphone; if the signal has a predefined characteristic, the signal is mapped to a control command; and the headphone is operated according to the command.02-19-2009
20090046869WIRELESS AUDIO RECEIVERS - An audio system uses two frequencies to transmit a left and right audio signal to a pair of wireless earphones. Mono receivers in each of the earphones respectively receive the right or left audio signals and produce an audio output. The system includes a base that docks to the earphones such that they can be charged and configured to receive an audio output at the selected transmission frequency. The audio signal can be produced by the base or received from a portable electronic device to which the base is coupled. The base can also function as an FM transmitter for the device and utilize the device's controls and display.02-19-2009
20110170702AUDIO HEADSET AND AUDIO PLAYER - The present invention provides an audio headset (07-14-2011
20090274317Headset - A method or apparatus to provide an improved headset. The headset includes at least one sensor. The headset further includes a configuration logic to configure the headset based on the position of the headset on the user's head.11-05-2009
20090290721Method and System for Automatic Level Reduction - A method to automatically adjust listening levels to safe listening levels is provided. The method can include the steps of monitoring an audio content level, monitoring a sound pressure level within an the ear canal, and gradually reducing over time a volume of the audio content responsive to detecting intermittent manual volume increases of the audio content. Other embodiments are disclosed.11-26-2009
20090103746AUDIO ADAPTER HAVING VOLUME ADJUSTING FUNCTION - An audio adapter includes a first audio interface and a second audio interface. The first audio interface includes a left ear audio pin and a right ear audio pin. The second audio interface includes a left ear audio pin and a right ear audio pin. The left ear audio pin of the first audio interface is connected to the left ear audio pin of the second audio interface via a first variable resistor. The right ear audio pin of the first audio interface is connected to the right ear audio pin of the second audio interface via a second variable resistor.04-23-2009
20090296951TAP VOLUME CONTROL FOR BUTTONLESS HEADSET - A headset for an electronic device includes an audio output device including a left ear piece and a right ear piece, and a plurality of transducers each operable to provide a signal corresponding to at least one of motion or vibration of at least a portion of the headset. One transducer of the plurality of transducers is associated with the left ear piece and another transducer of the plurality of transducers is associated with the right ear piece. The headset further includes circuitry operatively coupled to the plurality of transducers, wherein the circuitry is configured to generate a control signal for use by the headset or the electronic device based on the respective signals.12-03-2009
20090296952HEADSET MICROPHONE TYPE DETECT - Embodiments of the invention include methods, apparatus, systems and means for determining a type of microphone button of a headset plugged into a device jack are described. In some embodiments, a type of microphone button or headset is determined from a plurality of button or headset types based on whether or not a headset plug is detected in a headset jack of a device and whether or not a signal received at a first contact of the headset jack includes overcurrent or an undercurrent. In some embodiments, the behavior of the device may be controlled based on the type of microphone button or headset determined. For example, a predetermined circuit, a predetermined algorithm, or a predetermined process may be selected to signal process the audio signal of the microphone, based on the type of microphone button or headset. Other embodiments are also described and claimed.12-03-2009
20110200203Headphones with distortion-free loudness limiting and dynamic equalization device - A headphone assembly for generating an audio output with distortion-free loudness limiting and dynamic equalization feature includes a voltage divider comprising a positive temperature coefficient resistor and a headphone driver, and two audio signal input terminals in each audio channel connected to the voltage divider arranged for connecting to an audio device, wherein a large portion of the voltage of the audio signal to the two audio signal input terminals to appear across the headphone driver in response to the audio signal received through the two audio signal input terminals below a preset low amplitude level; and increasing a resistance of the positive temperature coefficient resistor in a preset non-linear manner and decreasing a voltage drop across the headphone driver accordingly in response to the audio signal received through the two audio signal input terminals which is higher than the preset low amplitude level.08-18-2011
20110206217HEADSET SYSTEM WITH MICROPHONE FOR AMBIENT SOUNDS - A communication headset system (08-25-2011
20100128888Automatic Audio Processing Mode Control - A telecommunications device, system, and method for automatically controlling an audio processing mode are provided. In one embodiment, the device comprises a transmit (TX) channel; a receive (RX) channel; and a signal processor configured to detect when the TX channel of the device has been placed in an active state and to apply a telephony-specific or multimedia-specific audio processing algorithm to the RX channel depending upon a state of the TX channel.05-27-2010
20120039481HEADPHONES SYSTEM - Portable headphones system having a headphones set, a portable media device, and a remote control. The headphones set is adapted to directly mount the portable media device such that a digital audio signal is received directly by a digital audio amplifier of the headphones set. The remote control is adapted to receive song and playlist data from the portable media player and to display this information to the user. The user can issue commands to the portable media player and to the headphones set using the remote control.02-16-2012
20110206215PERSONAL LISTENING DEVICE HAVING INPUT APPLIED TO THE HOUSING TO PROVIDE A DESIRED FUNCTION AND METHOD - A personal listening device, such as an earbud or earphone, includes a housing, a speaker in the housing to provide sound output and a sensor to detect mechanical input applied to the housing, such as tapping or squeezing, to provide a desired signal and/or function response and method. The speaker may be used as the sensor along with a filter to sense the expected mechanical inputs while separating other sounds normally produced by the speaker.08-25-2011
20110206218Headset With A 360 Degrees Rotatable Microphone Boom - A headset (08-25-2011
20110222703SWITCHING POWER AMPLIFIER FOR QUANTIZED SIGNALS - An apparatus and method for communications are disclosed. The apparatus may include an a quantizer having three levels, and a switching power amplifier configured to drive a load having first and second terminals, wherein the switching power amplifier is further configured to switch the first and second terminals between first and second power rails only if the output from the quantizer is at one of the three levels.09-15-2011
20080279390Wireless Digital Audio Music System - A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively coupled to a headphone set. The audio receiver is configured for digital wireless communication with the audio transmitter. The digital audio receiver utilizes fuzzy logic to optimize digital signal processing. Each of the digital audio transmitter and receiver is configured for code division multiple access (CDMA) communication. The wireless digital audio system allows private audio enjoyment without interference from other users of independent wireless digital transmitters and receivers sharing the same space.11-13-2008
20110007909CLASS H AMPLIFIER - A class H amplifier circuit includes a Buck converter 01-13-2011
20110007908Speaker Capacitive Sensor - Methods and apparatuses for capacitive sensing are disclosed. In one example, a speaker includes a diaphragm and an electrically conductive material. The speaker electrically conductive material is adapted to form an electrode to measure capacitance.01-13-2011
20100142720MUSIC REPRODUCING SYSTEM AND INFORMATION PROCESSING METHOD - A music reproducing system has a music reproducing unit and a transducer unit connected to the music reproducing unit. The transducer unit includes a transducer, a main sensor, and attachment-state detector. The music reproducing unit includes an information processing part and a detection controller.06-10-2010
20110268289GROUND LOOP NOISE REJECTION FOR A HEADSET SUBSYSTEM - For headphone subsystems that employ common ground switches for speaker outputs (for example), there can be a significant issue with cross-talk and ground noise. Here, configurations for an amplifier and switch network are provided, which generally cancel noise from the “ground switch,” so as to provide an improvement over conventional configurations with little overhead. Additionally, the cross-talk for these configurations are not generally dependent on the “ground switch” or speaker impedance.11-03-2011
20120070014SAFE EARPHONE SYSTEM AND METHOD OF DRIVING THE SAME - Provided are a safety earphone system and a method of driving the same. The safe earphone system includes a microphone block that includes: a sound input terminal for receiving sound information from a sound system; a sound output terminal for receiving the sound information and transmitting the sound information to an earphone; a microphone unit for detecting an outside sound; and a controller for decreasing the sound information volume or blocking a connection between the sound output terminal and the sound input terminal if a level of the outside sound detected by the microphone unit exceeds a threshold value. Accordingly, an output state of the earphone is adjusted according to a level of the outside sound detected by a microphone module. In other words, a user may hear the outside sound while wearing the earphone since the sound information transmitted to the earphone is blocked if the level of the outside sound exceeds the threshold value. Thus, the user listens to important ambient sounds at a predetermined level or above while receiving the sound information, without having to remove the earphone. Also, the safety earphone system may be simply and easily applied to a conventional earphone or headset without having to largely change a structure of the conventional earphone or headset.03-22-2012
20090003618HEADPHONE DRIVER/CHARGE PUMP COMBINATION - A headphone driver amplifier operative without an external negative voltage power supply, coupled directly to the headphone speakers without the need for DC coupling capacitors used for preventing DC reaching the headphones. An onboard power supply generates a negative voltage rail which powers the output amplifiers, allowing driver amplifier operation from both positive and negative rails. Since the amplifiers can be biased at ground potential (O volts), no significant DC voltage exists across the speaker load and the need for DC coupling capacitors is eliminated.01-01-2009
20110222702POWER SUPPLY CIRCUIT INCLUDING VOLTAGE REGULATOR AND HEADPHONE DRIVING CIRCUIT EMPLOYING THE SAME - A power supply circuit including a voltage regulator and a headphone driving circuit employing the same are disclosed. In accordance with the present invention, the power supply circuit may provide stable power supply to the amplifier since the power supply circuit generates the constant voltage +Vreg and the constant voltage −Vreg from +VDD robust to stronger than a power noise, and the balanced signal path for isolating the noise of the input signal to be amplified is not required, thereby simplifying the constitution of the circuit09-15-2011
20110222701Multi-Modal Audio System With Automatic Usage Mode Detection and Configuration Capability - An audio system that may be used in multiple modes or use scenarios, while still providing a user with a desirable level of audio quality and comfort. The inventive system may include multiple components or elements, with the components or elements capable of being used in different configurations depending upon the mode of use. The different configurations provide an optimized user audio experience for multiple modes of use without requiring a user to carry multiple devices or sacrifice the audio quality or features desired for a particular situation. The inventive audio system includes a use mode detection element that enables the system to detect the mode of use, and in response, to be automatically configured for optimal performance for a specific use scenario. This may include, for example, the use of one or more audio processing elements that perform signal processing on the audio signals to implement a variety of desired functions (e.g., noise reduction, echo cancellation, etc.).09-15-2011
20130216062HEARING APPARATUS HAVING AN ADAPTIVE FILTER AND METHOD FOR FILTERING AN AUDIO SIGNAL - A hearing apparatus that processes an audio signal by adaptive filtering operates efficiently. The hearing apparatus has a first stage transformation unit and at least two second stage transformation units. Each of the second stage transformation units splits the signal of one of the first stage channels through transformation onto sub-channels of the channel. A filter unit in each channel that has a second stage transformation unit filters the signal of the channel depending on weighting factors that are determined in each case for the sub-channels. The filter units are configured to exchange weighting factors among themselves, which means that only some of the weighting factors actually need to be calculated.08-22-2013
20120195440EARPHONE - A technology which improves frequency characteristics by an acoustic method so that, when a sound-isolating earphone is attached to a human ear, the sound is heard with natural frequency characteristics is provided. In a sound path from a diaphragm of an electro-acoustic transducer inside a sound-isolating earphone to the eardrum passing through a cylindrical sound leading pipe via the external auditory canal, two independent paths for sound waves are provided in the sound leading pipe, and transfer of the sound with a specific frequency is suppressed by adjusting a difference in length of the paths, whereby the frequency characteristics of the sound passing through this sound path are improved.08-02-2012
20110228948SYSTEMS AND METHODS FOR PROCESSING AUDIO DATA - Described herein are systems and methods for processing audio data. For example, one embodiment provides a device configured to receive an audio signal, and process that audio signal based on a frequency mapping protocol, thereby to provide a modified audio signal. The resulting modified signal is audibly communicated to a user. In overview, the frequency mapping protocol allows components of an audio signal that within specified frequency ranges to be mapped to other frequency ranges, attenuated, or in some cases blocked altogether. The user is also able, at least in some embodiments, to use the same device to perform testing of their hearing. In some embodiments the frequency mapping protocol is modifiable by a user, for example by way of a software application running on a PC or other computational platform. This allows a significant degree of flexibility in terms of the device's operation; a user is effectively able to customize the device for his/her specific hearing requirements. For example, in the case of a partially deaf person, frequencies that could not otherwise be heard are mapped to frequencies that can be heard. In the case of a person working in a noisy environment, frequencies that are too loud (for example frequencies from particular machinery) can be terminated or attenuated.09-22-2011
20080260176System and Method For Controlling a Device Using Position and Touch - Disclosed is a system for controlling a device comprising at least one earpiece for selecting/rendering media content, wherein a first earpiece includes a first input controller for receiving input to control the selecting/rendering, a first position controller for detecting whether the first earpiece is in/on the ear and receiving input to control the selecting/rendering of the media content, wherein the system is arranged to use a position detection from the first position controller or a combination of a position detection from the first position controller and an input from the first input controller to enable control of the media content selecting/rendering.10-23-2008
20090252345Wearable Computer System and Modes of Operating the System - A wearable computer system has a user interface with at least an audio-only mode of operating, and that is natural in appearance and facilitates natural interactions with the system and the user's surroundings. The wearable computer system may retrieve information from the user's voice or surroundings using a passive user interface. The audio-only user interface for the wearable computer system may include two audio receivers and a single output device, such as a speaker, that provides audio data directly to the user. The two audio receivers may be miniature microphones that collaborate to input audio signals from the user's surroundings while also accurately inputting voice commands from the user. Additionally, the user may enter natural voice commands to the wearable computer system in a manner that blends in with the natural phrases and terminology spoken by the user.10-08-2009
20090252344GAMING HEADSET AND CHARGING METHOD - An audio headset may comprise a case, near field microphone and far field microphone. A speaker, processor, memory, battery, charging interface and cradle detection circuit may be mounted to the case. Processor-executable instructions embodied in the memory, may be configured to implement a battery charging method. The headset may be shut off in response to placement of the headset in a charging cradle. The far-field microphone is turned on but not the near-field microphone. The battery may then be charged from the cradle. A headset having near-field and far-field microphones may be used to distinguish between user speech and competing sounds by generating signals from the sounds detected by each microphone and comparing the strengths of the signals. The signals may be processed as user speech if they are of comparable strength. Otherwise, the near-field signal may be processed as user speech and the far-field signal as competing sounds.10-08-2009
20090262952EARPHONE AND HEADSET - There is thus provided an earphone comprising a housing (10-22-2009
20090245532HEADSET - The invention relates to a headset comprising a housing with an earphone, said headset being arranged for being positioned close to a person's left ear or right ear during use and being arranged for cooperating with a further device. According to the invention, said headset comprises an accelerometer arranged for detecting movements of the headset corresponding to handwriting and for providing output signals corresponding to such movements, said accelerometer cooperating with a recognition unit being arranged for converting said output signals to characters, symbols or similar information to be transmitted to said further device.10-01-2009
20110129099APPARATUS AND METHOD FOR MODULATING AN AMPLITUDE, PHASE OR BOTH OF A PERIODIC SIGNAL ON A PER CYCLE BASIS - An apparatus for wireless communications is disclosed including a signal generator adapted to generate a substantially periodic signal including a plurality of cycles, and a modulator adapted to modulate an amplitude, a phase or both the amplitude and the phase of the periodic signal on a per cycle basis. In one aspect, the modulator is adapted to modulate the amplitude, the phase, or both the amplitude and phase of the periodic signal with a defined modulation signal. In another aspect, the defined modulation signal includes a substantially root raised cosine signal. In yet another aspect, the defined modulation signal is configured to achieve a defined frequency spectrum for the modulated periodic signal.06-02-2011
20130216061ELECTRONIC DEVICE AND METHOD FOR ENABLING OPEN MOBILE TERMINAL PLATFORM HEADSETS AND STANDARD HEADSETS TO BE COMPATIBLE - An electronic device that can enable OMTP headsets and standard headsets to be compatible includes a switch unit. The switch unit includes two switches. Each of the two switches includes a moving contact and two stationary contacts. A standard headset or an OMTP headset can be applied on the electronic device by switching between the moving contact and the two stationary contacts of the two switches.08-22-2013
20100254542REPORTER-HEADSET, STUDIO-HEADSET, OR BROADCAST-HEADSET - A headset, which can have an electroacoustic reproduction transducer, a unit for performing active noise reduction and a boom microphone. The headset further can have a voltage converter unit for converting a supply voltage received into a supply voltage for the active noise reduction unit.10-07-2010
20090290720Audio System - An audio system comprises at least one pair of wireless headphones having an active operating mode and an inactive operating mode, the at least one pair of headphones comprising a solid-state audio player, a rechargeable battery, means for connecting to a computer, means for charging the battery, and a motion sensor, wherein the motion sensor detects movement of the headphones and causes headphones to be put into inactive mode when no motion is detected for a certain period of time and causes headphones to be put back into active mode when motion is detected.11-26-2009
20110235817EARPHONE, ELECTRONIC SYSTEM AND POWER-SAVING METHOD - An electronic system includes an earphone and a host. The earphone comprises a temperature detector for detecting a temperature of an area around the earphone. The host connects to the earphone, and comprises an audio processing unit. The audio processing unit determines if the earphone is inserted into an ear of a user according to the temperature detected by the temperature detector, and enters into a normal working mode when the earphone is inserted into the ear of the user, or enters into a power-saving mode when the earphone is not inserted into the ear of the user.09-29-2011
20100220868COUPLING OF SPEAKERS WITH INTEGRATED CIRCUIT - Systems and methods for a low pin architecture to couple speakers with integrated circuits are disclosed herein. In an implementation, the low pin architecture facilitates in reducing the required pin interfaces to couple a low power speaker, a high power speaker, and earphone speakers with integrated circuits (ICs). For this, the high power speaker can be cross-coupled between the pin interfaces that are coupled to the low power speaker and the earphone speakers. These pin interfaces are driven by corresponding driver circuits. In said implementation, some of the driver circuits can be shared to drive multiple pin interfaces. These shared driver circuits include a combined cascode circuit having a first cascode circuit integrated with a second cascode circuit to reliably and selectively drive one or more of the pin interfaces.09-02-2010
20100296667Wireless Earplug with Improved Sensitivity and Form Factor - An improved wireless communications earplug for use with a magnetic field transmitter. The wireless earplug has a receiver made of a coil of wire on a magnetic bobbin, mounted in close proximity or in contact with a magnetic case of a speaker. The magnetic case of the speaker serves to increase the magnetic flux through the receiver and improves the efficiency of the earplug. The speaker is acoustically coupled to an eartip, and the earplug may be molded into a custom earplug body.11-25-2010
20100310087AUDIO OUTPUT APPARATUS AND AUDIO PROCESSING SYSTEM - According to one embodiment, an audio output apparatus, includes: a receiver configured to receiver audio information from an audio processor; an output module configured to output the received audio information; a cable configured to connect between the output module and the receiver to communicate the audio information; a tension detector configured to detect whether tension of greater than or equal to a threshold value is applied to the cable; a determination module configured to determine, when the tension detector detects tension of greater than or equal to the threshold value, a control command to be executed by the audio processor; and a transmitter configured to transmit the determined control command to the audio processor.12-09-2010
20130142350MULTI-STANDARD HEADSET SUPPORT WITH INTEGRATED GROUND SWITCHING - A system for detecting a jack configuration comprising a first plurality of switches configured to couple a first headphone jack position to ground. A second plurality of switches configured to couple a second headphone jack position to ground. A microphone bias circuit for applying a microphone bias signal to the second headphone jack position when the first headphone jack position is coupled to ground, and for applying the microphone bias signal to the first headphone jack position when the second headphone jack position is coupled to ground.06-06-2013
20100322434Apparatus, method and computer program - An apparatus, method and computer program, the apparatus comprising: including a loudspeaker configured to convert an electrical input signal into an acoustic output signal; a connecting portion configured to interchangeably connect to either a first adapter or a second adapter where the first adapter is configured to fit in a user's ear canal and the second adapter is configured to fit to a user's concha; and a regulator for regulating sound pressure level created by the acoustic output signal at an ear drum of the user in dependence on whether the first adapter or the second adapter is connected to the connecting portion.12-23-2010
20110002478HEADSET - A headset includes an ear-cup having speaker means operable to output sound in first and second modes, the speaker means being appropriate for use as headphones in the first mode and for use as a loudspeaker in the second mode, a volume in the second mode being generally greater than that of the first mode when in use, and at least one vent for selectively allowing air to pass from inside the ear-cup to outside the ear-cup, in use.01-06-2011
20110110529WIRELESS AUDIO SYSTEM - A wireless audio system is provided which includes an audio source and an audio output device such as a headphone set electronically coupled to a wireless lanyard. The lanyard is wirelessly electronically coupled to the audio source, thereby permitting use of the audio system by a remote user without encumbering the user's mobility.05-12-2011
20110051949VOLTAGE SUPPLY CIRCUITRY AND INTEGRATED CIRCUIT THEREFOR - A voltage supply circuitry is capable of coupling to wired audio headset circuitry and configurable to operate in a first mode, wherein the voltage supply circuitry provides a voltage supply to the wired audio headset functionality circuitry. The voltage supply circuitry is further capable of coupling to visual indication circuitry and further configurable to operate in a second mode, wherein the voltage supply circuitry provides a voltage supply to the visual indication circuitry.03-03-2011
20110116648PREVENTION OF HEARING LOSS FROM AUDIO DEVICES - An audio device with means for preventing hearing loss. The audio device includes an audio source for providing an audio signal to headphones, and an audio component for determining an equivalent sound level of the audio signal and attenuating the audio signal to limit acoustic energy output from the headphones based on the determined equivalent sound level.05-19-2011
20110116649DISTRIBUTED SOUND ENHANCEMENT - Sound quality is enhanced in a sound system including handsets and headsets. Handset sound enhancing algorithms are implemented in a handset. The handset automatically determines which, if any, of a plurality of headset sound enhancing algorithms are active in a headset in communication with the handset. The handset determines how to use the handset sound enhancing algorithms in a sound processing channel based on which of the headset sound enhancing algorithms are active in the headset.05-19-2011
20110243346CABLE STRUCTURES AND SYSTEMS INCLUDING SUPER-ELASTIC RODS AND METHODS FOR MAKING THE SAME - A headset can include a cable structure connecting non-cable components such as jacks and headphones. The cable structure can include several legs connected at a bifurcation such as, for example, a main leg splitting into left and right legs. To prevent tangling of the cable structure, one or more rods constructed from a super-elastic material can be embedded in each of the legs. For example, a first set of superelastic rods can extend from the main leg to the left leg, a second set of superelastic rods can extend from the main leg to the right leg, and a third set of superelastic rods can extend from the left leg to the right leg. In some cases, the super-elastic rods can be incorporated in a conductor bundle used to transfer signals through the cable structure.10-06-2011
20100027807METHOD AND APPARATUS FOR ADJUSTING AUDIO VOLUME TO PREVENT HEARING LOSS OR DAMAGE - Techniques and apparatus for limiting a sound pressure level produced by an audio output device driven by an audio player. During play, the audio player monitors the current sound pressure level of the audio output device, and in response thereto limits the sound pressure level by controlling an output level of audio signals it generates so as to reduce hearing loss caused by excess volume.02-04-2010
20110085673CIRCUIT APPARATUS FOR RECOGNIZING EARPHONE IN MOBILE TERMINAL - A circuit apparatus for recognizing an earphone in a mobile terminal is provided. The apparatus includes a plurality of devices, a wiring for recognizing the number of poles of the earphone, and a comparator. The plurality of devices are connected between a microphone bias power and a wiring that receives a signal from a microphone of an earphone. The wiring that recognizes the number of poles of the earphone branches from a wiring between at least two of the devices. The comparator compares a voltage of the wiring that recognizes the number of poles with a reference voltage to output a result signal.04-14-2011
20100054493ACCESSORY CONTROLLER FOR ELECTRONIC DEVICES - Accessories such as headsets for electronic devices are provided. A headset may be provided with a button controller assembly that has user-actuated buttons. The button controller assembly may be formed of housing portions that float with respect to each other. Plastic engagement structures may limit the amount of unimpeded travel that is exhibited by the housing portions. The housing portions may be formed from first and second housings. A rigid frame may be mounted within the second housing. The first housing may flex along its length when the user squeezes the first and second housings together to actuate a desired button. Housings may be formed as double-shot plastic parts having first and second plastics with different properties. Integrated circuits and a microphone may be mounted within the button controller assembly. A nonoperational microphone port may be provided as a visual indicator that the button controller contains a microphone.03-04-2010
20110103608ELECTRONIC DEVICE, ELECTRONIC SYSTEM, AND METHOD FOR PROCESSING SIGNALS FROM AN AUDIO ACCESSORY THEREOF - An electronic device includes an audio jack, a power supply unit, a determining circuit, and an executing circuit. The audio jack may be arranged for transmitting an audio input signal, and the electronic device may be configured to connect with an audio accessory via the audio jack. When the audio accessory may be connected to the electronic device, the power supply unit provides a first voltage to the audio jack and a second voltage. The determining circuit determines whether to trigger an interrupt request according to the second voltage and a third voltage, wherein the third voltage may be coupled to the audio jack and may be generated according to the first voltage. The executing circuit may be coupled to the determining circuit, for determining whether to execute a corresponding function according to the third voltage when the interrupt request may be received.05-05-2011
20100177906DISTRIBUTED SENSING OF SIGNALS LINKED BY SPARSE FILTERING - Certain aspects of the present disclosure provide methods for distributed sensing and centralized reconstruction of two correlated signals, modeled as the input and output of an unknown sparse filtering operation.07-15-2010
20120033824EARPHONE SET - An earphone set with a first earphone and a second earphone, the earphone set comprising: a connector for connecting the first earphone and the second earphone; a memory module for storing audio data; and a power management module for preventing short circuit or inductive surge in current arising from connection or disconnection of the first earphone or the second earphone from the connector, the first earphone comprising: a first sound driver for sound production; and a power supply module for powering the earphone set; the second earphone comprising: a second sound driver for sound production; and a processing unit for converting the stored audio data in the memory module into sound producible by the first sound driver and the second sound driver, the power supply module being adapted to provide power to the first sound driver, the memory module, the second sound driver, and the processing unit, the connector enabling a functional connection between the first earphone and the second earphone, the memory module being resided in at least one of the first earphone, the second earphone and the connector, wherein the connector being coupled to at least one controller for manipulating sound produced by the first and second sound drivers and being detachably connected to the first earphone or the second earphone.02-09-2012
20110150234AUDIO I O HEADSET PLUG AND PLUG DETECTION CIRCUITRY - A single prong, multiple signal conducting plug and plug detection circuitry is provided. The plug may be electrically coupled to a stereo headset including a microphone. The plug may include four signal conducting regions arranged in a predetermined order along the length of the prong. Detection circuitry may be operative to determine whether a microphone type of plug (e.g., a four region plug including a microphone region and two audio regions, or a three region plug including microphone region and only one audio region) or a non-microphone type of plug (e.g., stereo plug) is inserted into the jack of an electronic device (e.g., mobile phone). Detection circuitry may also detect user activated functions performed in response to user activation of one or more switches included with the headset. For example, the headset may include a single switch for performing a function with respect to a microphone (e.g., end-call function).06-23-2011
20090022334Wire-Free Headset, Portable Media Player - There are proposed wireless headphones which have at least one electroacoustic transducer for the reproduction of audio signals, a receiver for receiving wirelessly transmitted audio data, an intermediate memory for putting the received audio data into intermediate storage, an audio decoding unit and a control unit. The audio data wirelessly received by the receiver are firstly buffered or put into intermediate storage in the intermediate memory. The control unit controls reading of the compressed audio data stored in the intermediate memory so that said data are passed to the audio decoding unit where the compressed audio data are decoded and then outputted by means of the electroacoustic transducers. Wireless transmission is effected at a higher speed than the reproduction of the stored audio signals.01-22-2009
20110164758Headset With More Buttons For Activating The Same Switch Pad - A communication device (07-07-2011
20110261972MIXING BOARD FOR AUDIO SIGNALS - A mixing board for sound signals received on at least two channels, which can include the following circuits: a circuit for pre-listening to the sound signals through headphones that can be connected, a circuit for changing the timbre by means of a sound filter, and a circuit for cross-fading and/or mixing sound signals of the channels by means of a cross-fader, and which comprises several outputs, wherein the sound signals received on the channels are headphone output signals of players, the relevant channels are divided by means of circuitry and the signals are passed on to the outputs in parallel and without amplification: 10-27-2011
20110135108DUAL-FUNCTIONAL EARPHONE - A dual-functional earphone is disclosed, comprising a main casing, an earpiece, a microphone, a switch portion and a circuit device. The earpiece is disposed on a upper portion of the main casing and the microphone is disposed on a lower portion of the main casing, in which the microphone is provided with a general microphone and a vibration-based microphone; the switch portion is disposed on a surface of the main casing; the circuit device is disposed inside the main casing and electrically connected to the earpiece, the microphone and the switch portion. The dual-functional earphone according to the present invention allows users to communicate in various environments distinctly.06-09-2011
20100303251METHOD FOR RECOGNIZING EAR PHONE IN PORTABLE TERMINAL AND APPARATUS THEREOF - Disclosed is an apparatus for recognizing an earphone of a portable terminal that includes an interface unit which is connected to the earphone; a controller which performs a switch operation by determining whether a switch key of the earphone is inputted, according to a change of a current of a first port and a voltage of a second port, when the connection of the earphone is sensed; and an audio processing unit that outputs an audio signal to the earphone under the control of the controller.12-02-2010
20110135109APPARATUS AND METHOD FOR RECOGNIZING EARPHONE MOUNTING IN PORTABLE TERMINAL - An apparatus and method for improving the performance of a determination of whether an earphone is mounted to a portable terminal, such as a portable terminal supporting a 3.5 mm earphone plug, are provided. An apparatus for recognizing whether the earphone is mounted to the portable terminal includes a common ground terminal and a switching terminal of an earphone plug receptacle for electrically connecting to each other and the same pole of an earphone plug when the earphone plug is mounted in the earphone plug receptacle, and an external output managing unit for generating an earphone mounting notification signal through a detector.06-09-2011
20110096939REPRODUCING DEVICE, HEADPHONE AND REPRODUCING METHOD - A reproducing device includes a reproducing unit configured to reproduce a contents sound, an output unit configured to output the contents sound which has been reproduced using the reproducing unit to a headphone, a talk detection unit configured to detect that a headphone fitter who fits the headphone talks with a person and an image normal position control unit configured to move the normal position of the image of the contents sound which has been reproduced using the reproducing unit to an arbitrary position when the talk detecting unit has detected that the headphone fitter has started talking with the person.04-28-2011
20100215186SHAREABLE HEADPHONE SYSTEM WITH DETACHABLE EARBUDS - Various embodiments disclose a portable device accessory configured to couple to a source. The portable device accessory can include: (a) a first umbilical cable, the first umbilical cable having: (1) a first input, the first input configured to couple to the source and receive a source signal; (2) a first electrical cable, the first electrical cable coupled to the first input and configured to receive the source signal from the first input; (3) a first splitter, the first splitter configured to couple to the first electrical cable, receive the source signal from the first electrical cable and produce two or more split signals wherein each split signal of the two or more split signals is substantially similar to the source signal; and (4) two or more first output source connectors, each first output source connector of the two or more first output connectors coupled to the first splitter and configured to receive a split signal of the two or more split signals; and (b) a speaker array, the speaker array including a two or more transducer modules, each transducer module coupled to a different one of the two or more first output source connectors and configured to receive a different one of the two or more split signals from the different one of the two or more first output source connectors, each transducer module of the two or more transducer modules further configured to produce an output signal. Other embodiments and related methods are also disclosed herein.08-26-2010
20100166207HEADPHONE APPARATUS AND REPRODUCING APPARATUS - Disclosed herein is a headphone apparatus including: two cases; a connecting part configured to connect the two cases to each other; a detector configured to detect connection of the two cases to each other via the connecting part; and a controller configured to carry out predetermined control in response to detection of connection of the two cases to each other by the detector.07-01-2010
20100166208REPRODUCING APPARATUS AND HEADPHONE APPARATUS - Disclosed herein is a reproducing apparatus including: a case; a headphone configured to be so provided as to protrude on one surface of the case and be inserted into an ear hole; an operating unit configured to be provided on a further surface orthogonal to the one surface of the case and near a base of the headphone and allow press-down operation and rotational operation; a reproducing unit configured to reproduce audio data; and a controller configured to be incorporated in the case and make the reproducing unit reproduce audio data stored in a storage medium based on operation input to the operating unit.07-01-2010
20100158264HEADSET - Disclosed is a headset, and a method of switching a first input signal for a left ear and a second input signal for a right ear of a user.06-24-2010
20090175464Headset For Voice Activation/Confirmation Enabled Surgical Console - A surgical system includes a surgical console, a headset, and a headset interface. The surgical console operates a voice confirmation system. The headset interface provides a communications link between the headset and the surgical console.07-09-2009
20100020982DONNED/DOFFED MULTIMEDIA FILE PLAYBACK CONTROL - Methods and apparatuses for headset wearing mode based operation are presented. A headset system includes a first earbud and a second earbud. One or both earbuds have a detector which indicates whether the earbud is donned or doffed. Operation of the headset is modified based on the donned or doffed status of the earbuds.01-28-2010
20110216912CIRCUIT APPARATUS AND METHOD FOR DETECTING EARPHONE IN PORTABLE TERMINAL - A circuit apparatus and a method for detecting an earphone in a portable terminal are provided. The apparatus includes an earjack, a first switch, a second switch, a comparator, and a main chip. The earjack outputs a signal informing whether an earphone is inserted, provides a signal input from a third pole of the inserted earphone to the first switch, and provides a signal input from a fourth pole to the second switch. The first switch outputs a signal provided from the earjack to one of a comparator and a ground depending on an input control signal. The second switch outputs a signal provided from the earjack to one of the comparator and the ground depending on the input control signal. The comparator compares a voltage of a signal provided from one of the first switch and the second switch with a reference voltage to output a signal representing a comparison result. The main chip outputs the control signal depending on the signal informing whether the earphone is inserted, and one of changes and maintains the control signal depending on an output signal of the comparator.09-08-2011
20120308031EARPHONE PULLING AND PLUGGING DETECTION CIRCUIT - Earphone plugging and unplugging detection circuits are disclosed in the present invention, wherein one of the circuits includes a left sound channel (L) pin, a first pin which can be connected and disconnected with the L pin, a right sound channel (R) pin, and a second pin which can be connected and disconnected with the R pin; the circuit also includes a left detection signal line which is connected with the first pin, the left detection signal line is connected or configured with a pull-up resistor, the first pin is electrically connected with the second pin, and the L pin and the R pin are connected with a pull-down resistor respectively. The present invention not only has the advantages of having simple circuit, small area occupied by PCB and low hardware cost, but also can effectively improve the reliability of the earphone plugging and unplugging detection.12-06-2012
20110305349REPRODUCTION DEVICE AND REPRODUCTION METHOD - A reproduction device includes an information reading unit that reads sensitivity information from a storage unit of a headphone device which has a speaker reproducing an electric signal of an audible signal as a sound and the storage unit storing the sensitivity information for the speaker, an adjustment unit that adjusts an output level of the electric signal supplied to the headphone device, and a control unit that reads the sensitivity information from the storage unit via the information reading unit, and controls the adjustment unit such that the electric signal lies in an allowable maximal output level based on the sensitivity information.12-15-2011
20100150370Anti-Tangle Device and Method for Preventing Cord Tangling - An anti-tangling device includes a headphone cord having a distal end, a male signal plug at the distal end, a proximal end, and at least one earphone at the proximal end. Each of the plug and the earphone has first or second parts of a two-part connection device. The two-part connection device removably secures the plug and the earphone to one another. In an embodiment, the plug is the first part and the earphone has a plug-in portion as the second part. The plug-in portion defines a female port shaped to removably secure the plug therein and, when secured, forms a continuous loop with the cord, the plug, and the earphone. The plug-in portion can be integral with or removably attached to the earphone. The first and second parts can be a magnet and a magnetized piece, a hook-and-loop type fastener, or parts of a press-fit snap fastener.06-17-2010
20090220103EARPLUG FOR INSERTION INTO AN AUDITORY DUCT - An earplug is described for insertion in an auditory duct. The earplug includes a loudspeaker for connection to a playback device. When inserted in a user's ear, the loudspeaker is in acoustic communication with the ear's canal. A transmitter is provided that transmits ambient sound to the ear canal with an adjustable damping level. A regulating unit regulates a damping level depending on detection of control signals to the loudspeaker. When the user does not listen to, for instance, music of the playback device, the user can simply observe ambient sounds without removing the earplug from the ear.09-03-2009
20120039482HEADSET - A headset (02-16-2012
20120099738AUTOMATIC DETECTION OF THE WEARING STYLE OF A CONVERTIBLE HEADSET - A system for adjusting an audio setting for a headset, comprises a communications device, a detachable headband containing a detectable element that can be coupled to the communications device, a sensor coupled to the communications device configured to determine whether the headband is coupled to the communications device and a processor configured to adjust the audio setting for the headset to a headband mode when the headband is coupled to the communications device. The processor may also adjust the audio setting of the headset to a non-headband mode based on the sensor detecting the headband being disconnected from the communications device.04-26-2012
20120099737Apparatus And Methods - An apparatus including: a body including a first surface defining an aperture; and an audio output device configured to pivot relative to the body between at least a first position in which the audio output device is at least partially positioned within the aperture, and a second position in which the audio output device extends from the first surface.04-26-2012
20110044466Wireless Digital Audio Music System - A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively coupled to a headphone set. The audio receiver is configured for digital wireless communication with the audio transmitter. The digital audio receiver utilizes fuzzy logic to optimize digital signal processing. Each of the digital audio transmitter and receiver is configured for code division multiple access (CDMA) communication. The wireless digital audio system allows private audio enjoyment without interference from other users of independent wireless digital transmitters and receivers sharing the same space.02-24-2011
20090041262Earpiece with acoustic vent for driver response optimization - An acoustically tuned earpiece is provided. Venting is performed by boring a control port, separate from the output port, into the driver. The diameter of the control port must be sufficiently small to restrict the flow of air into and out of the driver, thus isolating the acoustic performance of the driver from the volume and/or the sealing capabilities of the earpiece enclosure. The exact size of the venting port is selected to achieve the desired acoustic performance. In all cases, the control port has a cross-sectional area that is less than 25 percent of the cross-sectional area of the driver's output port. In order to optimize the size of the control port, an iterative process is preferably used in which the cross-sectional area of the control port is gradually increased while monitoring the performance of the driver compared to a target response.02-12-2009
20120002822CONTROL SYSTEM, EARPHONE AND CONTROL METHOD - There is provided a control system (01-05-2012
20120207319SOUND SIGNAL OUTPUT APPARATUS AND SOUND SIGNAL OUTPUT METHOD - A sound signal output apparatus includes: a wearing state determination unit which analyzes an electric output of a connected speaker apparatus and determines whether the speaker apparatus is in a wearing state or in a non-wearing state in a user's ear; a sound signal output processing unit which outputs a sound signal to be supplied to the speaker apparatus; and a control computation unit which computes an accumulative value of output volume in accordance with a volume level and sound output time of the sound signal, causes the sound signal output processing unit to execute volume regulation when the accumulative value reaches a regulatory value, and does not compute the accumulative value during a period in which it is determined by the wearing state determination unit that a current state is the non-wearing state.08-16-2012
20120014533Portable Computer Having Multiple Embedded Audio Controllers - Embodiments in accordance with the present invention provide two audio controllers embedded in a portable computer. According to one embodiment, a first audio controller 01-19-2012
20120114132HEADSET WITH ACCELEROMETERS TO DETERMINE DIRECTION AND MOVEMENTS OF USER HEAD AND METHOD - An audio headset system for a mobile phone or other audio player includes a pair of earpieces, each including a speaker in a housing and configured to provide audio output, the housing configured for positioning with respect to a user's ear to direct audio output to the ear; and a pair of accelerometers configured to provide acceleration information representative of acceleration of the respective earpieces, wherein together the acceleration information provided from both accelerometers is representative of angular motion in a horizontal plane of the head of a user. The angular motion may be used as inputs to carry out functions of the mobile phone, e.g., to provide sound adjustments for three dimensional stereophonic sound, to provide navigation information to a user, to play games, and so on. A method of determining rotation and/or direction of a user's head wearing a headset including an ear piece with an accelerometer at each ear, includes processing acceleration information from both accelerometers to determine angular motion of the user's head in a generally horizontal plane.05-10-2012
20090136058COMPATIBLE CIRCUIT AND METHOD FOR 4- AND 5-POLE EARPHONES AND PORTABLE DEVICE USING THE SAME - A compatible circuit and method for 4- and 5-pole earphones and a portable device are disclosed. The compatible circuit and method alter the path of audio signals, using switches, according to control signals, so that the 4-pole earphone can be used in a portable device designed primarily for a 5-pole earphone. The apparatus and method include determining the type of earphone, altering the audio signal path according to the type of earphone, and transmitting the audio signal to the earphone.05-28-2009
20120155670 SPEAKER HAVING A WIRELESS LINK TO COMMUNICATE WITH ANOTHER SPEAKER - A wireless system including a first speaker and a second speaker, where the first and second speakers communicate with each other over a wireless link. In some configurations, the first speaker 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 speaker. The speaker can incorporate Near Field Communication (NFC) technology to provide the wireless link between each other. The wireless system can be configured to synchronize audio output at the speakers, and can also include a second-speaker detection mechanism that permits the first speaker to be used in either a stand-alone mode, with audio output at only the first speaker, or full-headset mode, with audio output at both speakers when the second speaker is detected within wireless range of the first speaker.06-21-2012
20120063612ACOUSTIC SIGNAL CORRECTOR AND ACOUSTIC SIGNAL CORRECTING METHOD - According to one embodiment, an acoustic signal corrector includes: an output module; a selection receiver; and a holder. The output module is configured to output a plurality of acoustic signals. Amplitude values of frequencies within a frequency band of each of the acoustic signals are emphasized as emphasized amplitude values. A plurality of amplitude values among the emphasized amplitude values are corrected as corrected amplitude values at some of frequencies within the frequency band. Resonance is possibly induced in the frequency band by sealing an ear canal. The selection receiver is configured to receive a selection of one of the acoustic signals output by the output module. The holder is configured to hold, as a configuration for sound quality correction, a configuration corresponding to the correction of the one of the acoustic signals at the some of the frequencies.03-15-2012
20100177907HEADPHONES AND EARMUFFS - There is provided a headphone comprising: a pair of right and left housings each for accommodating a speaker unit; a headband having a shape curved in a longitudinal direction to which the pair of right and left housings are connected on both sides in the longitudinal direction, respectively; and first to third hinges provided on the headband so as to be arranged in the longitudinal direction and capable of folding the headband in an inner side direction of curvature; wherein the first hinge positioned between the second and third hinges is capable of folding the headband about a hinge axis tilted relative to a forward and backward direction perpendicular to the longitudinal direction of the headband such that both ends in the longitudinal direction of the headband folded only by the first hinge do not contact each other.07-15-2010
20110103610EARPHONE SYSTEM AND USE OF AN EARPHONE SYSTEM - There is provided an earphone system comprising an earphone and at least two acoustic dampers (05-05-2011
20110103607LUMINESCENT HEADPHONES WITHOUT BATTERY PACKS - Audio apparatus, including an audio player, housed within a casing, for producing audio output, a port on a surface of the casing for inserting a headphone connector therein, a light emitting source, a power source, housed within the casing, for supplying power to the audio player and to the light emitting source, and a headphone for listening to audio output produced by the audio player, including a connector for insertion into the port, and a light pipe for transmitting light generated by the light emitting source05-05-2011
20110103606MODULAR HEADPHONE SYSTEM - A modular headphone system includes an ear-mountable speaker, an audio signal-carrying line coupled to the ear-mountable speaker, and an electrical connector coupled to the audio signal-carrying line. The electrical connector is configured for electrically coupling to a plurality of different types of audio signal-carrying devices. The electrical connector may include a quick disconnect feature configured for securing the electrical connector to the audio signal-carrying device. A modular audio system includes a headphone system and an audio signal-carrying device coupled to the headphone system. The audio signal-carrying device may be disconnected from the headphone system, and another audio signal-carrying device of a different type may be coupled to the headphone system.05-05-2011
20110103609WIRELESS EARPHONE THAT TRANSITIONS BETWEEN WIRELESS NETWORKS - A wireless earphone that comprises a transceiver circuit for receiving streaming audio from a data source over a local ad hoc wireless network. When the data source and the earphone are out of range, they transition automatically to an infrastructure wireless network. If there is no common infrastructure wireless network for both the data source and the speakerphone set, the earphone connects to a host server via an available wireless network.05-05-2011
20100290636METHOD AND APPARATUS FOR ENHANCING THE GENERATION OF THREE-DIMENTIONAL SOUND IN HEADPHONE DEVICES - A headphone device includes a first and a second ear piece coupled to an assembly, wherein the assembly facilitates the placement of the first and second ear piece in relation to a user's ears. A motion transducer is coupled to the first or second ear piece, whereby the motion transducer measures real-time pitch and roll movement associated with the user's head. An electronic compass is also coupled to the first or second ear piece, and measures real-time yaw movement associated with the user's head. A processing device associated with each of the first and second ear piece processes an audio signal according to a head-related-transfer-function selected from a plurality of head-related-transfer-functions on the basis of the measured pitch, roll, and yaw movement of the user's head. The processed audio signal is then applied to the first and second ear piece, and generates a virtual three-dimensional sound corresponding to the selected head-related-transfer-function.11-18-2010
20100290637DEVICE FOR THE PLAYBACK OF SOUNDS - The invention relates to a device (11-18-2010
20120121102EARPHONE ANTENNA DEVICE FOR RECEIVING DUAL BAND SIGNAL - An earphone antenna device is provided. The earphone antenna device includes a first antenna connected to an earphone, configured in the form of a wire that is separate from an audio line, for receiving a first band frequency, and a connector connecting the earphone to a terminal device. The connector includes a Radio Frequency (RF) connected to the first antenna, for filtering the first band frequency and for restraining other band frequencies, and a second antenna connected between the RF filter and an internal path of the connector connected to the terminal device, for receiving a second band frequency higher than the first band frequency.05-17-2012
20100246847Personal Acoustic Device Position Determination - Apparatus and method for determining an operating state of a personal acoustic device by receiving signal from first and second movement sensors indicating movement detected by each, wherein the first movement sensor is disposed on a portion of the personal acoustic device structured to be worn on a user's head to enable the first movement sensors to detect movements of a user's head when the personal acoustic device is in position on the user's head such that a casing of the personal acoustic device is adjacent an ear of the user, and wherein the second movement sensor is disposed on a portion of the personal acoustic device structure to not be worn on a user's head.09-30-2010
20120163616Headset With Rotatable Earphone Housing - A headset for voice communication is provided, the headset has a first earphone housing being rotatable about a first rotational axis, and a pickup unit comprising at least one microphone arranged on the earphone housing. The earphone housing comprises an earphone housing circuit, a first speaker for receiving a speaker signal from the earphone housing circuit, and at least a first ring of electrically conductive material formed annularly about the first rotational axis and mounted in electrical contact with the earphone housing circuit. An earphone housing connector part comprises at least a first set of contact members mounted in the earphone housing connector part so as to provide electrical connection between the at least first set of contact members and the at least first ring, to thereby connect the at least first set of contact members to a second speaker and/or an electronic circuit for processing signals.06-28-2012
20120128171Wireless Digital Audio Music System - A wireless digital audio system includes a portable audio source with a digital audio transmitter operatively coupled thereto and an audio receiver operatively coupled to a headphone set. The audio receiver is configured for digital wireless communication with the audio transmitter. The digital audio receiver utilizes fuzzy logic to optimize digital signal processing. Each of the digital audio transmitter and receiver is configured for code division multiple access (CDMA) communication. The wireless digital audio system allows private audio enjoyment without interference from other users of independent wireless digital transmitters and receivers sharing the same space.05-24-2012
20120128170Headphone System, Portable Electronic Device and Audio Output Switching Method - A headphone system, installed in a portable electronic device for outputting sounds, includes an audio wire for transmitting audio signals, a sound output device for receiving and demonstrating the audio signals transmitted by the audio wire, an audio processing unit for receiving audio data and outputting the audio signals corresponding to the audio data via the audio wire according to a control signal, an automatic reel wound around by the audio wire for rolling up the audio wire, a length detection unit for detecting a rotating distance and a rotating direction of the automatic reel, and a control unit for outputting the control signal to the audio processing unit according to a detection result of the length detection unit, to control operations of the audio processing unit.05-24-2012
20120163617EARPIECE POSITIONING AND RETAINING - A positioning and retaining structure for an in-ear earpiece. An outer leg and an inner leg are attached to each other at an attachment end and attached to a body of the earpiece at the other end. The outer leg lies in a plane. The positioning and retaining structure have a stiffness that is greater when force is applied to the attachment end in a counterclockwise direction in the plane of the outer leg than when force is applied to the attachment end in a clockwise direction in the plane of the outer leg. The positioning and retaining structure position an earpiece associated with the earpiece in a users ear and retains the earpiece in its position.06-28-2012
20120213381SYSTEM WITH WIRELESS EARPHONES - A system comprising a wireless network adapter and a pair of earphone. The wireless network adapter is external to a digital audio player and configured to connect to the digital audio player via an audio jack of the digital audio player. The wireless network adapter is for encoding analog audio received from the digital audio player into digital format and wirelessly transmitting the digitally-formatted audio. The pair of earphones is in direct wireless communication with the wireless network adapter and are configured to be worn simultaneously by a user. Each earphone in the pair of earphones comprises: (i) a transceiver that is for receiving the digitally-formatted audio from the wireless network adapter via the wireless network, and converting the digitally-formatted audio received via the wireless network to analog audio signals; and (ii) at least one acoustic transducer connected to the transceiver, wherein the at least one acoustic transducer is for outputting the analog audio signals.08-23-2012
20120250874AUDIO DEVICE AND METHOD FOR AUDIO OUTPUTTING - An audio device includes a headphone jack to receive a headphone plug, an audio output unit connected to the headphone jack, a detecting unit, and a control unit. The detecting unit detects insertion of a headphone plug into the headphone jack when playing an audio file. The control unit directly decreases an output power of the output unit to a first preset value within a preset period in response to the detected insertion of a headphone plug into the headphone jack, and gradually increases the output power of the output unit to a second preset value after the preset period is elapsed. A related method is also provided.10-04-2012
20120230507SYNTHETIC STEREO ON A MONO HEADSET WITH MOTION SENSING - A system, processor implemented method, and non-transitory computer readable medium for playing a synthetic stereo on a mono headset with motion sensing. The method comprises a processor receiving movement data from an accelerometer detecting movement of the mono headset. In response to receiving movement data, the processor mixing an output audio signal comprising a left channel signal and a right channel signal and providing the output audio signal comprising a combination of the left channel signal and right channel signal based at least in part on detected movement of the mono headset. The output audio signal having either a substantially equal or unequal combination of the left channel signal and right channel signal based at least in part on detected movement of the mono headset.09-13-2012
20120230509ARRANGEMENTS IN A DEVICE FOR USE WITH A SERVICE INVOLVING PLAY OUT OF MEDIA AND RELATED METHODS - Arrangements in a device for use with a service involving play out of audio from a headset are provided. The arrangements include an application for providing the play out of audio to a user of the device. The application has at least two modes of operation including first and second active modes. In the first active mode, the headset is in full physical contact with the user. In the second active mode, the headset may not be in full physical contact with the user. The application is configured to switch between the first and second modes of operation based on whether the headset is detected to be in full physical contact with the user. In the first active mode, the user is entitled to full use and/or operation of the service. In the second active mode, the user is entitled to modified use and/or operation of the service. Related methods are also provided.09-13-2012
20120076318CABLES WITH INTERTWINED JACKETS - Fibers may be intertwined to form cables for headsets and other structures. The cables may include wires. The wires may be surrounded by a jacket formed from intertwined fibers. The intertwined fibers may include fibers with different melting temperatures. The jacket may be heated to a temperature that is sufficient to melt some of the fibers in the jacket without melting other fibers in the jacket. The melted fibers may flow into spaces between the unmelted fibers and may serve as a binder that holds together the unmelted fibers. The intertwining process may be used to form a bifurcation for a headset. A dipping process may be used to cover the jacket with a coating. The coating may be formed over the entire length of the cable or may be formed in a particular portion of the cable such as the portion of the cable that includes the bifurcation.03-29-2012
20120076317MEDIA PLAYER SYSTEM WITH ANTI-VOICE OPERATED SWITCH - A media player system and method includes a microphone, a hearing appliance, a converter, a flash memory, a comparing unit, a timer, and a switching unit (e.g., anti-voice operated switch). The microphone associated with a squelch control unit receives and samples an external sound as a user listens to a media file via the hearing appliance. The converter digitizes the external sound and the comparing unit compares the digitized sound with one or more keywords stored in the flash memory. The switching unit automatically temporarily mutes the audio stream for a predetermined time period thereby enabling the user to hear the external sound.03-29-2012
20120177216CONNECTION-RESPONSIVE AUDIO SOURCE MANAGEMENT - Apparatus and method to mix first and second audio channels provided to a headset in response to the quantity of audio devices coupled to its connectors, in response to whether any of those audio devices provides more than one audio channel, and in response to their being a complete lack of electric power provided by any audio device and from a power source of the apparatus, itself.07-12-2012
20120237052DUAL MODE ELECTRONIC HEADSET WITH LOCAL AND REMOTE FOCUSED MICROPHONES - An electronic headset for a user, the headset including a housing; a first microphone to receive a first audio input provided by the user; a second microphone to receive a second audio input provided by one or more audio sources other than the user; a controller converting the first audio input into a first electronic signal when the controller operates in a first operational mode and converting the second audio input into a second electronic signal when the controller operates in a second operational mode; a first output system active in the first operational mode to communicate the first electronic signal to a second electronic device; a second output system active in the second operational mode and including a sound generator to convert the second electronic signal into an audio signal; and a mode control for setting the controller into one of the operational modes.09-20-2012
20120237051EARPHONE SYSTEM FOR MOBILE DEVICES - An earphone system for a mobile device is provided. The earphone system includes an earphone interface with a plurality of contacts for accepting an earphone jack corresponding to 3- or 4-pole earphones, a controller with a plurality of ports for communicating with the earphones that are connected to the earphone interface via the earphone jack, and an earphone compatible circuit. The earphone compatible circuit controls the connection states between the contacts of the earphone interface and the ports of the controller, according to the type of earphone jack inserted into the earphone interface. The earphone compatible circuit connects corresponding contacts of the earphone jack to ports of the controller.09-20-2012
20120237050SOUND PICKUP DEVICE - A sound pickup device comprises a microphone, a connection terminal, and a controller. The microphone is configured to picks up sound and produces audio data. The connection terminal is configured to be connected a headphone. The controller is configured to receive a change of instructions regarding the input sensitivity of the microphone in response to the headphone being connected to the connection terminal.09-20-2012
20120219161PLAYBACK APPARATUS, AUDIO DATA CORRECTION APPARATUS AND PLAYBACK METHOD - According to one embodiment, a playback apparatus includes a generator, a corrector, and an audio signal output module. The generator is configured to generate correction data used for correcting a frequency characteristic of sound output from a headphone based on first data and second data, the first data indicating the frequency characteristic of sound output from the headphone, and the second data indicating a target frequency characteristic. The corrector is configured to correct audio data based on the correction data. The audio signal output module is configured to output an audio signal based on the corrected audio data to the headphone.08-30-2012
20120224709VOICE ACTIVATION SYSTEM AND METHOD AND COMMUNICATION SYSTEM AND METHOD USING THE SAME - A communication system and a voice activation system and method for the communication system include a headset and a microphone. The voice activation system includes an adjustable first input voltage and a second input voltage. A controller compares the adjustable first input voltage and the second input voltage and generates an alert indicating an adjustment to the adjustable first input voltage.09-06-2012
20120189133Headset With Configuration Switch - An apparatus including a first section which is sized and shaped to be supportably mounted on a person's ear, a second section movably connected to the first section, and a switch. The first section includes a speaker. The second section is movable between a first home position and a second outward position relative to the first home position and the first section. The switch is configured to be automatically actuated when the second section is moved relative to the first section between the first home position and the second outward position. The switch is OFF when the first and second sections are in a first configuration with the second section in the first home position. The switch is ON when the first and second sections are in a second different configuration with the second section in the second outward position.07-26-2012
20120189135ELECTRONIC DEVICE, RELAY SERVER, DATA TRANSMITTING/RECEIVING SYSTEM, AND DATA TRANSMITTING/RECEIVING METHOD - A data transmitting/receiving method that reproduces content data distributed from a content server in a user terminal includes the user terminal connected to a network and a relay server in a system configuration. Request information that requests content data is transmitted from the user terminal to the relay server, the relay server reads volume adjustment information from a storing unit based on the request information to transmit the volume adjustment information to the user terminal, the user terminal adjusts a volume based on the volume adjustment information, the user terminal detects a volume change caused by a user operation to generate volume change information and transmits the volume change information from the user terminal to the relay server in association with content specifying information, and the relay server updates the volume adjustment information based on the volume change information.07-26-2012
20120189136DONNED/DOFFED MULTIMEDIA FILE PLAYBACK CONTROL - Methods and apparatuses for headset wearing mode based operation are presented. A headset system includes a first earbud and a second earbud. One or both earbuds have a detector which indicates whether the earbud is donned or doffed. Operation of the headset is modified based on the donned or doffed status of the earbuds.07-26-2012
20120189134EARPHONE AND ELECTRONIC DEVICE USING THE SAME - An electronic device includes a main body and an earphone. The main body includes an earphone socket and a first processing unit. The earphone includes an earphone plug, a storage unit, and a second processing unit. The earphone is connected to the main body by inserting the earphone plug into the earphone socket. The storage unit stores a password. The second processing unit transmits the password to the main body when the second processing unit detects that the earphone plug is inserted into the earphone socket. The first processing unit unlocks the main body if the password received from the earphone matches a predetermined condition.07-26-2012
20120082321INPUT DEVICE - An input device of an electronic apparatus including an input detection unit which is provided on the electronic apparatus at a position that is difficult to be seen by a user who uses the input device, and which detects an input operation of the user; a movement distance detection unit that detects a movement distance of an input position over the input detection unit; and an action control unit that controls a predetermined action of the electronic apparatus based on the movement distance detected by the movement distance detection unit.04-05-2012
20120082320 WIRELESS HEADSET - There is provided a wireless headset for enabling communications via a communications apparatus. The headset includes a casing for containing components of the wireless headset; a controller located within the casing, the controller being for controlling operations of the wireless headset; a wireless transceiver located within the casing, coupled to the controller for both receiving and transmitting audio data; an audio driver located within the casing, the audio driver being coupled to the controller for output of the received audio data; a first acoustic channel coupled to the audio driver at a first end, the first acoustic channel allowing transmission of output from the audio driver; and a first ear bud piece coupled to a second end of the first acoustic channel, the first ear bud piece being able to be mounted onto a user-facing surface of the casing.04-05-2012
20120263313METHOD AND DEVICE OF IMPLEMENTING COMPATIBILITY WITH WIRED EARPHONES - Embodiments of the present invention provide a method and device of implementing compatibility with wired earphones. The method includes: judging the type of an earphone plug; and controlling, according to the type of the earphone plug, a circuit switch to conduct a circuit path corresponding to the type of the earphone plug. With the method and device provided by the embodiments of the present invention, a terminal device is compatible with earphones of two different standards.10-18-2012
20120230508EARPHONE, SWITCHING SYSTEM AND SWITCHING METHOD - A earphone which can communicate with an electronic device includes a sensing unit, a determining unit and a communication unit. The sensing unit detects a rotation of the earphone to generate a direction signal and to obtain a rotating angle. The determining unit determines whether the rotating angle is at least a predetermined angle and generates a rotating signal when the rotating angle is at least a predetermined angle. The communication unit controls the electronic device to execute different operations.09-13-2012
20120257764HEADSET ASSEMBLY WITH RECORDING FUNCTION FOR COMMUNICATION - A headset assembly with a recording function for communication includes a left earphone, a right earphone, a call module, and a recording module. The left and the right earphones respectively have a speaker and a microphone. The call module is electrically connected to the left or the right earphone. The recording module is electrically connected to the left and the right earphones. In a first operation mode, the call module communicates with an external communication device through the microphone and the speaker of the left or the right earphone. In a second operation mode, the recording module receives an ambient sound signal through the microphones simultaneously, and records and stores the ambient sound signal. As the microphones are placed in a left auricle and a right auricle, recorded sound may have an effect of a head-related transfer function (HRTF), thus achieving an effect of a stereo sound field during playback.10-11-2012
20080298606WIRELESS DIGITAL AUDIO PLAYER - The present disclosure relates to a device and method for audio playback, comprising at least two earpieces wherein each of the earpieces include memory configured to store audio content and/or data thereon and a timing device. The two earpieces are configured to asynchronously provide audio playback of the audio content stored in said memory upon or after synchronization and at a rate determined by the timing device to provide acceptably matched audio content.12-04-2008
20080298605Half-Voltage Headphone Driver Circuit - The present invention discloses a half-voltage headphone driver circuit, comprising: at least one operational amplifier providing an output to a headphone speaker, and a charge pump receiving a supply voltage (VDD), generating a positive half-voltage and a negative half-voltage (VDD/2 and −VDD/2) based on the supply voltage, and supplying the positive half-voltage and negative half-voltage as high and low operation levels to the at least one operational amplifier.12-04-2008
20110211709HEADPHONES APPARATUS - The headphones apparatus has at least one ear cup, and at least one operating element coupled to the ear cup for the regulation of one or more audio functions. To facilitate the regulation for the user, the operating element can include an annular dial that is accessible from outside of the ear cup. The annular dial may be rotational, shiftable, tiltable, depressable, deformable, or any combination thereof, relative to the ear cup to operably regulate one or more audio functions of the ear cup.09-01-2011
20120321097HEADSET SIGNAL MULTIPLEXING SYSTEM AND METHOD - A system and method for supplying power to a headset, and for transmitting multiple signals generated in the headset to a terminal using frequency division multiplexing. An audio signal and a carrier signal are generated in the terminal and summed together to form a composite uplink signal. The composite uplink signal is provided to a headset over a first physical channel. At the headset, the audio and carrier signals are separated, and the carrier signal is used to generate power in the headset. Signals generated by a plurality of acoustic sensors in the headset are combined using frequency division multiplexing to generate a composite downlink signal, which is transmitted to the terminal over a second physical channel. One or more carrier signals used to generate the composite downlink signal are provided by either a carrier source in the headset, or by recovering the carrier signal from the composite uplink signal.12-20-2012
20120128169EARPHONE PLUG WITH MODE SWITCHING FUNCTION - An earphone plug with a mode switching function is presented. The earphone plug includes a terminal and a switching device. The terminal has a plurality of electrodes to transmit signals. The switching device is combined with the terminal, and is capable of switching between a first mode and a second mode, and part of the electrodes of the terminal are electrically connected together, so as to achieve mode switching to perform processing on different transmission signals.05-24-2012
20120087511Canal phones with structure and method for selectively passing or blocking environmental ambient sound and switchable electrical connections - A canal phone incorporates a transducer within an isolation sound chamber for reproducing sound from an audio source, and a sound-transmission passageway, or ambient sound port, for allowing ambient sounds to enter the isolation sound chamber. The passageway has inner and outer apertures, one oriented towards the ambient noise environment outside of the listener's ear and the other oriented toward the isolated chamber formed by the space between a loudspeaker diaphragm within the canal phone and the tympanum of the listener's ear. The canal phone has a port blocking switch mechanism that selectively opens or closes the aperture of the passageway that is open to the ambient noise. This switch mechanism may also electrically disconnect the transducer and seal either the outer or the inner end of the passageway in different embodiments of the invention.04-12-2012
20120087510Noise Cancelling Stereo Headset - A noise-cancellation wired headset device has a left ear piece, a right ear piece, a control box, first and second cables, and a connector for connecting the control box to a third cable. Each of the ear pieces comprises its own speaker, microphone and battery. The control box includes circuitry including noise cancellation circuitry and a power management unit. The left ear piece battery is connected to supply power to the power management unit by means of the first cable; and the right ear piece battery is connected to supply power to the power management unit by means of the second cable. The power management unit in the control box regulates the supplied battery power and supplies regulated power to control box circuitry. The noise cancellation circuitry is for noise cancellation processing of signals provided by the first and second microphones.04-12-2012
20120328119Inductive Earphone Coupling - A headphone or a headset having at least a first and a second earphone unit is provided, the first and second earphone units being interconnected via a connecting band, the connecting band having a first end configured to connect to the first earphone unit and a second end configured to connect to the second earphone unit, wherein at least the first earphone unit comprises a first transceiver, and at least the first end of the connecting band comprises a second transceiver, the first and second transceivers being configured to inductively connect, thereby connecting the first earphone unit to conducting elements in the connecting band. It is an advantage of using an inductive connection between the earphone unit and the connecting band that no wires need to be transferred from the earphone unit to the connecting band. Hereby, a 360 degree rotation of the joint may be obtained.12-27-2012
20120281850DUAL MODE HEADPHONES AND METHODS FOR CONSTRUCTING THE SAME - Dual mode headphones, and methods for constructing the same are provided. Headphones can be connected to an electronic device to provide an audio output. The headphones can include a transducer or other component for providing sound waves at appropriate levels near a user's ear. To provide audio as a speaker, however, circuitry in the headphones can include a powered amplifier that may be selectively used. The headphones can be moved between a first, in-ear position and a second, speaker position. A sensor in the headphones can detect the current position of the headphones, and can change the mode of the circuit to correspond to the detected current position. For example, the sensor can change between an in-ear mode in which the amplifier is bypassed and a speaker mode in which the amplifier is powered and used. In some cases, the headphones can include a sensor for preventing the speaker mode when the headphones are positioned near a user's ears.11-08-2012
20100202626CONTROL DEVICE, CONTROL METHOD AND CONTROL PROGRAM - A control device includes: a conversion unit converting an audio signal collected by a microphone into a pulse signal; a counting unit counting the number of generated pulses based on the pulse signal; a counting control unit controlling the counting unit so that pulses generated in a given period starting after one pulse has been generated in the pulse signal are excluded from counting targets of the number of generated pulses; and a control unit performing given control based on the number of generated pulses.08-12-2010
20130010978GAMING HEADSET VIBRATOR - A vibrating headset capable of generating a vibration of variable operational characteristics in the earpiece of the vibrating headset is disclosed. The vibrating headset may include one or more earpieces, each of which includes a speaker and a vibrator mechanism, wherein the vibrator mechanism receives a vibration input signal which is distinct from the audio input signal received by the speaker and defines the variable operational characteristics of the vibration to be generated by the vibrator mechanism. A gaming apparatus including a gaming device and a vibrating headset communicably coupled to the gaming device for generating vibrations of variable operational characteristics in response to receiving a vibration input signal from the gaming device is also provided. Finally, a method of creating vibrations defined by at least one variable operational characteristic in an earpiece of a vibrating headset is provided.01-10-2013
20110158423Wireless Headset Apparatus and Mehtods - A wireless headphone device has a first elongate portion having first and second opposite ends with an attachment interface at the first end, the first portion comprising an on-board power supply and a transceiver with functional circuitry, and a second elongate portion coupled pivotally to the first portion at the second end, and having an ear bud and a microphone at an end away from the pivotal coupling. The functional circuitry enables receiving and playing of audio from an MP3 player through the ear bud, and use as speaker and microphone for a wirelessly coupled telephone.06-30-2011
20110158422ACTIVE SNUBBER FOR IMPROVING STABILITY OF HEADPHONE AMPLIFIERS - Audio amplifiers, particularly those employed with headphones, use snubbers to suppress or snub signals within a particular frequency range. Conventional resistive and resistor-capacitor (RC) type snubbers have a number of drawbacks (i.e., require external components and high power consumption). Here, an active snubber is provided that allows for suppression in a desired frequency range without the need for external components and with relatively small footprint and a relatively small power increase.06-30-2011
20130022214Method and System for Touch Gesture Detection in Response to Microphone Output - In some embodiments, a method for processing output of at least one microphone of a device (e.g., a headset) to identify at least one touch gesture exerted by a user on the device, including by distinguishing the gesture from input to the microphone other than a touch gesture intended by the user, and by distinguishing between a tap exerted by the user on the device and at least one dynamic gesture exerted by the user on the device, where the output of the at least one microphone is also indicative of ambient sound (e.g., voice utterences). Other embodiments are systems for detecting ambient sound (e.g., voice utterences) and touch gestures, each including a device including at least one microphone and a processor coupled and configured to process output of each microphone to identify at least one touch gesture exerted by a user on the device.01-24-2013
20130170663AUDIO TRANSMISSION LINE AND HEADSET - An audio transmission line having an audio transmission plug and an inline controller and a headset is disclosed In the inline controller, one signal input end of signal input module is coupled to one signal transmission unit of the audio transmission plug. The first control part mechanically links up the first and second conductive part, for controlling the input end of first conductive part for connecting with several signal input ends of signal input module, and controlling the output end of the first conductive part for connecting with the input end of one wire circuit, or, controlling the input end of the second conductive part for connecting with the output end of the same wire circuit, and controlling the output end of the second conductive part for connecting with signal output ends of signal output module.07-04-2013
20120243704Headset With Turnable Ear Hook With Two Off Positions - A headset (09-27-2012
20120243703Headphone structure - A headphone structure includes a first earpiece, a second earpiece, a pair of conductive head strips, a signal input cable, and an electrical plug. The conductive head strips are each electrically connected between the first and the second earpieces, and are each coated externally with an insulation layer. The signal input cable includes a first end electrically connected to the first earpiece, and a second end electrically connected to the electrical plug. Thereby, the headphone structure not only has merits on being as a one-side cable-out headphone so as to avoid time-consuming cable embedment and wiring, but also on eliminating use of a plastic headband by instead using directly the conductive head strips as a headset.09-27-2012
20080247562COMMUNICATION SYSTEM USING SHORT RANGE RADIO COMMUNICATION HEADSET - 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.10-09-2008
20130202126HEADPHONES ACTIVATED BY ROTATION OF AN EAR CUP - Headphones having an ear cup rotatable from a first rest position to a second on position which functions to automatically activate a switch assembly to connect to a power source provided in the headphones. When the ear cup is moved from the first position to the second position, a movable post moves to operate a tactile switch provided in a circuit containing the power source. When the ear cup is moved from the second position to the first position, the circuit including the power source is open and the headphones no longer operate, thereby prolonging the life of the power source. A spring is associated with the ear cup to automatically return that ear cup to the first position when the headphones are removed from the head of a user.08-08-2013
20130202127Condenser-Type Sounding Body Unit and Earphone Employing Same - A condenser-type sounding body unit is provided with a casing; a plate electrode comprising a conductor; a diaphragm disposed in opposition to the plate electrode; a spacer for insulating the plate electrode and the diaphragm, the spacer being disposed between the plate electrode and the diaphragm; a pair of signal input terminals electrically connected to the plate electrode and the diaphragm respectively; and a sandwiching section. The sandwiching section has a first sandwiching section comprising an insulating material and a second sandwiching section comprising a conductive material. The sandwiching section sandwiches the plate electrode and the diaphragm from both sides in the direction of opposition thereof. The diaphragm, in a state of being affixed to the second sandwiching section, is housed within the casing. A sound hole is formed in the casing, in a position in opposition to the diaphragm.08-08-2013
20130177164ULTRASONIC SOUND REPRODUCTION ON EARDRUM - The invention is directed to systems, methods and computer program products for producing audible sound by directing ultrasonic signals from an ultrasonic transducer towards an eardrum. An exemplary method includes providing an earphone comprising an ultrasonic transducer, wherein the earphone is positioned close to an ear, wherein the ear includes an ear canal and an eardrum; producing, by the ultrasonic transducer, an ultrasonic signal; and transmitting, by the ultrasonic transducer, the ultrasonic signal, wherein the ultrasonic signal is directed into the ear canal towards the eardrum such that the eardrum receives the ultrasonic sound signal and initiates conversion of the ultrasonic signal into audible sound.07-11-2013
20130177165MODULAR AUDIO DEVICES CONFIGURED TO EMIT DIFFERING SOUND PROFILES AND RELATED METHODS - Modular audio headphone devices comprise a first user-wearable accessory and at least one headphone configured for releasable attachment to the first user-wearable accessory. The at least one headphone comprises a speaker. A speaker housing is coupled to the speaker and may be configured to form an acoustic cavity proximate at least a portion of the speaker. The at least one headphone may be configured to provide a first emitted sound pressure level (SPL) profile over a range of frequencies when the at least one headphone is attached to the first user-wearable accessory, and to provide a different second emitted SPL profile over the range of frequencies when the at least one headphone is not attached to the first user-wearable accessory.07-11-2013
20130177166HEAD-RELATED TRANSFER FUNCTION (HRTF) SELECTION OR ADAPTATION BASED ON HEAD SIZE - A method includes determining a user's head size, forwarding information associated with the user's head size to a processing device. The method also includes identifying, by the processing device, a head-related transfer function (HRTF) associated with the user's head size or modifying, by the processing device, a HRTF based on the user's head size. The method further includes applying the identified HRTF or modified HRTF to audio signals to produce output signals, and forwarding the output signals to first and second speakers.07-11-2013
20130170664HEADPHONE CABLE ARRANGEMENT, FILTER ASSEMBLY, AND METHOD OF FILTERING SIGNALS IN HEADPHONE CABLE ARRANGEMENTS - A headphone cable (07-04-2013
20110274285EARPHONE ANTENNA OF A PORTABLE TERMINAL - An earphone antenna of a portable terminal having enhanced reception sensitivity even when a wearing state of the earphone of the mobile terminal is changed is provided. The earphone antenna includes a plurality of voice signal lines, an insulating sheath configured to cover an outer surface of the plurality of the voice signal lines, a receptacle configured to connect to a first end of each of the plurality of the voice signal lines, and a ground and antenna line including a first antenna line configured to wind around an outer surface of the insulating sheath at a first interval in a spiral form, the first antenna line having a first thickness, wherein the ground and antenna line includes a second antenna line configured to wind around an outer surface of the receptacle at a second interval in the spiral form, the second antenna line having a second thickness that is greater than the first thickness and the second interval being different from the first interval.11-10-2011
20100067714HEADPHONES SWITCHABLE TO A SOUND BOX MODE OF OPERATION - A set of headphones switchable to a sound box mode of operation comprises two ear shells each of which has a speaker. An inner chamber of each ear shell is configured with a transmission line of Helmholtz resonance. A vent aperture of the transmission line is located on an outer case of each ear shell. A cord having a connector plug is connected with the speakers in the ear shells. A portion of the cord is also provided with an audio power amplifier connected between the connector plug and the speakers. A switch is also provided, operable to switch an audio signal outputted to the speakers between different levels of power.03-18-2010
20130114825HEADSET WITH A LIGHT EMITTING NECKBAND - A headset (05-09-2013
20130094661POWER MANAGEMENT CONTROLLER FOR DRIVERS - A driver controller comprising a state machine for controlling transitions between a plurality of states. An output switch for providing a low impedance path to ground during transition periods. An output stage for decoupling output signal from driver amplifier during the transition periods.04-18-2013
20130094660HANDS-FREE MOBILE AUDIO DEVICE FOR WIRELESSLY CONNECTING AN ELECTRONIC DEVICE WITH HEADPHONES FOR TRANSMITTING AUDIO SIGNALS THERETHROUGH - A wireless hands-free mobile audio device is provided for wirelessly connecting an electronic device with at least one headphone speaker for transmitting audio signals therethrough, essentially transforming any set of headphones into a wireless headset. The mobile audio device comprises a housing having a wireless interface for connecting with the electronic device, and an audio output port for transmitting audio signals received by the mobile audio device from the electronic device to at least one earpiece or speaker connected thereto. The mobile audio device can also include a pre-attached earpiece component in addition to the separate audio output port permitting use of the device either by attaching a standard set of headphone to the housing or attaching a singular earpiece for use with the pre-attached earpiece component where audio signals are simultaneously transmitted to the pre-attached earpiece and the audio output port.04-18-2013
20130094659MUSIC PLAYING CONTROL METHOD AND MUSIC PLAYING TERMINAL - The invention discloses a music-playing control method and a music playing terminal. The method comprises the following steps: optical-proximity inductive sensors in the earphone sense there is an object within their effective induction ranges, and trigger the earphone to send control signals to a music playing terminal, wherein the control signals are used for indicating the optical-proximity inductive sensors that have sensed the objects; the music playing terminal determines the motion trail of the object within a preset time period according to the received control signals and the time of receiving the control signals and executes control instructions corresponding to the motion trail. Through the invention, the music-playing control becomes simple and convenient, and the user experience is improved.04-18-2013
20130114823Headset With Proximity Determination - An apparatus including a housing configured to support the apparatus on a head of a user; a controller; a sound transducer; and a proximity detector. The proximity detector is connected to the controller. The controller is configured to perform a predetermined function based upon a signal from the proximity detector.05-09-2013
20130114824SIGNAL CONNECTING MODULE, ELECTRONIC DEVICE, AND CONNECTOR IDENTIFICATION METHOD THEREOF - A signal connecting module, an electronic device, and a connector identification method thereof are disclosed. The signal connecting module is applied to the electronic device to electrically connect to the connector. The signal connecting module includes a connecting port, a controlling module, and a detecting module. The controlling module electrically connects to a first pin of the connecting port. When the connector connects to the connecting port, the controlling module outputs a detecting signal via the first pin to an earphone pin of the connector. The detecting module electrically connects to a second pin and a third pin of the connecting port; wherein after the controlling module outputs the detecting signal, the detecting module detects a current signal received by the second pin or the third pin to determine that the second pin or the third pin electrically connects to a ground pin of the connector.05-09-2013
20130101132Method and Device for Earphone and USB to Share Micro-USB Interface - The present disclosure generally relates to the technical field of mobile apparatuses, and discloses a method and a device for an earphone and a USB to share a Micro-USB interface. The method comprises the following steps of: A. detecting whether USB lines or earphone lines are plugged into the Micro-USB interface and generating a corresponding control signal to a control module by an interface detecting module; and B. selecting to activate a USB task or turn on an audio path according to the control signal by the control module. The present disclosure allows the earphone function and the USB function to be achieved through a single Micro-USB interface (i.e., the battery charger, the data lines and the earphone function are integrated together), and can be implemented in a simple structure and at a low cost.04-25-2013
20110268291EARPHONE SYSTEM FOR MOBILE DEVICE AND METHOD FOR OPERATING THE SAME - An earphone system and method of operating an earphone system are provided. The earphone system includes a mobile device and an earphone. When a 4-pole earphone header of the earphone is inserted into an ear jack interface of the mobile device, the ear jack interface receives at least one input signal from earphone input elements of the earphone through the earphone header. The mobile device identifies the received at least one input signal through the ear jack interface and controls a particular user-function in response to the identified at least one input signal.11-03-2011
20110268290Fan Cooled Headset - A fan cooled headset includes at least one fan drawing air into or out of the headset and through ear chambers surrounding the wearer's ears, providing a flow of cool air. A single fan may be located at the top of a head piece, or two fans may be located on sides of the headpiece, or on the ear pieces. Power provided through a USB connection may be used to power the fans to avoid a need for batteries.11-03-2011
20130129110Headphone System for Activating a Control Module - A system for remotely controlling an audio device or the audio emitted by a pair of headphones/earbuds through the coupling of coupling devices (with each other and/or with a coupling base), which may be part of the headphones/earbuds, respectively. The coupling of the headphones may effectively create a switch, which is connected to the input of a remote control module. The remote control module may send a specific signal to the audio device through a pin on the headphone plug (which may be received by a headphone jack on the device though a multi-pin cable interface). This signal may be determined by a control module activated via the completion of a circuit through the temporary coupling of the two earbuds/headphones. The audio device, to which the plug is connected via a headphone jack, may perform various actions based on the signal emitted via a pin on the headphone ring.05-23-2013
20130129109METHOD AND APPARATUS FOR RECOGNIZING EARPHONE IN PORTABLE TERMINAL - A method and an apparatus for preventing an erroneous operation according to generation of an interrupt signal during separation and mounting procedures of an earphone are provided. The method includes detecting generation of an interrupt associated with a change in a connection state between the earphone and an interface unit, determining the connection state when the generation of the interrupt is detected, determining whether a preset stabilizing time for stabilizing the change in the connection state has elapsed, determining whether the determined connection state is identical with a connection state before the generation of the interrupt when the preset stabilizing time elapses, and maintaining the connection state before the generation of the interrupt when the determined connection state is identical with the connection state before the generation of the interrupt.05-23-2013
20130142351Microphone Slots for Wind Noise Reduction - A communication device (06-06-2013
20080199019Method and System for Reproducing an Audio Signal - A system and method of reproducing an audio signal produced by an audio system which includes an earphone is described. The method including the steps of: receiving an audio signal; estimating short-term characteristics of the acoustic exposure of a listener; recording the short-term characteristics; controlling the audio signal and; outputting the controlled audio signal for reproduction. The system or method of the invention may be applied to any sound reproduction system that reproduces sounds by way of an earphone such as telephone headsets or handsets, personal music players, mobile telephones, and two way radios.08-21-2008
20110235818ATTACHMENT APPARATUS - A headset apparatus having a headwear member (09-29-2011
20130148818POWER SUPPLY VOLTAGE-BASED HEADSET FUNCTION CONTROL - Through a cable coupling two portions of a communications headset, conductors of the cable providing electric power from one of the portions to another are caused to do so with one of a selection of different predetermined voltage levels used to control aspects of one or more functions performed by the communications headset, including enabling or disabling functions, perhaps at least partially by controlling the manner in which the provided electric power is used.06-13-2013
20130148819AUDIO PLAYING DEVICE HAVING EARPHONE JACK WITH ROTATION DETECTOR - An audio playing device may operate in a first mode or a second mode. The audio playing device includes a speaker, an earphone jack receiving an earphone plug of an earphone, a sound output driver, a rotation angle detector, and a processor. The sound output driver only drives the speaker when the audio playing device operates in the first mode and only drives the earphone when the audio playing device operates in the second mode. The rotation angle detector generates a first mode change signal when the earphone plug is rotated in the earphone jack along a first direction over a predetermined angle. The processor changes operation of the audio playing device between the first mode and the second mode when the processor receives the first mode change signal from the rotation angle detector.06-13-2013
20130148820EARPHONE CONNECTION DETECTING SYSTEM AND MOBILE DEVICE FOR SUPPORTING THE SYSTEM - A system for detecting the connection of an earphone system to a mobile device is provided. The earphone connection detecting system detects an electrical signal from a mechanical change according to the insertion of the earphone jack plug of the earphone system into the jack interface of the mobile device, via a switching device electrically isolated from the earphone system, thereby identifying the connection of the earphone system to the mobile device.06-13-2013
20120275616SOUND SIGNAL PROCESSOR AND SOUND SIGNAL PROCESSING METHODS - According to one embodiment, a sound signal processor includes: a connector; an input module; and a generator. The connector is connectable with an earphone. The input module receives and processes a plurality of sound signals corresponding to sound of a plurality of times output from the earphone, respectively. The generator generates, by using first data indicating a frequency characteristic of a first sound signal among the received and processed sound signals and second data indicating a frequency characteristic of a second sound signal among the received and processed sound signals, correction data correcting a frequency characteristic of the earphone to be a target frequency characteristic set as a target. The first data is used for a first frequency band lower than or equal to a reference. The second data is used for a second frequency band higher than the reference.11-01-2012
20120275615DJ MIXING HEADPHONES - A set of headphones designed to be used by DJ's for the purpose of mixing two or more music tracks being played from two or more audio playing devices. The headphones are configured such that a DJ can easily mute one headphone speaker so that the DJ can listen to a first music track that is being played through a sound system. At the same time, the headphones are configured to direct the complete stereo signal to the other headphone speaker so that the DJ can listen to the complete audio from a second music track. For example, when the DJ presses an audio control button, the set of headphones can automatically mute one of the speakers on the headphones, and automatically direct all of the stereo channels to the opposing speaker on the set of headphones.11-01-2012
20100316229ELECTRONIC DEVICE ACCESSORIES FORMED FROM INTERTWINED FIBERS - Fibers may be intertwined to form structures for electronic devices and other parts. Fibers may be intertwined using computer-controlled braiding, weaving, and knitting equipment. Binder materials may be selectively incorporated into the intertwined fibers. By controlling the properties of the intertwined fibers and the patterns of incorporated binder, structures can be formed that include antenna windows, sound-transparent and sound-blocking structures, structures that have integral rigid and flexible portions, and tubes with seamless forked portions. Fiber-based structures such as these may be used to form cables and other parts of headphones or other electronic device accessories, housings for electronic devices such as housings for portable computers, and other structures.12-16-2010
20130156217WIRELESS HEADSET AND METHOD FOR SEARCHING MATCHED DEVICE - A wireless headset includes a wireless module, a headset body and a universal serial bus (USB) connector, the headset body includes a light sensor located on an end of the headset body, and the USB connector includes a plug and a connection line. The connection line is located on a first end of the USB connector and connected to the headset body, the plug is located on a second end of the USB connector, and the plug of the USB connector is connectable to the end of the headset body.06-20-2013
20130156216PLUG INSERTION DETECTION - Techniques for detecting full insertion of a media plug into a corresponding jack. In an exemplary embodiment, first insertion detection circuitry for detecting the presence of a load is coupled to an innermost terminal of the jack. For North American type audio plugs, the first insertion detection circuitry detects the presence of a left headphone channel coupled to the innermost terminal of the jack. Coupling the insertion detection circuitry to the innermost terminal of the jack advantageously allows detection only when the plug is fully inserted into the jack. Additional detection circuitry may be provided and coupled to the other terminals of the jack. The disclosed techniques may readily be applied to other types of media plugs, e.g., European audio plugs, video plugs, etc.06-20-2013
20130156215Digital Technique for FM Modulation of Infrared Headphone Interface Signals - A method of modulating an infrared headphone interface signal includes providing a first audio signal having an analog audio value. A memory is provided having a plurality of locations and containing digital phase offset values. A clock signal having a clock frequency is provided. A second audio signal having a center carrier frequency that deviates with the analog audio value of the first audio signal is provided. An instantaneous value of the center carrier frequency is determined. The clock frequency is divided by the instantaneous carrier frequency value to calculate a number of samples per cycle. A number of location addresses in the memory is divided by the number of samples per cycle to calculate a memory access interval. The memory is accessed at addresses separated by the memory access interval. The digital phase offset values at the accessed memory addresses are used to reproduce the first audio signal.06-20-2013
20130182867Wearing Position Derived Device Operation - Methods and apparatuses for wearing position derived device operation are disclosed. In one example, methods and apparatuses are described herein using capacitive sensors to determine device antenna selection or user interface selection.07-18-2013
20110311071Electronic Interfacing with a Head-Mounted Device - 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.12-22-2011
20110311070EARPIECE - There is provided an earpiece having a first side towards the ear, an acoustic transducer for outputting a sound signal and a sound guide element having a first end and a second end. In that case the first end faces the acoustic transducer and the second end faces the first end of the (ear canal) earpiece. The sound guide element serves for guiding the sound signal to an ear canal of a user. The sound guide element has a first opening at its second end. The (ear canal) earpiece also has at least one volume element which delimits a volume and which has at least one second opening for connecting the volume to the first end of the ear canal earpiece.12-22-2011
20130188802HEADSET WITH TWO INTERFACES - A headset includes a microphone, a speaker, two interfaces and a controller. The interfaces are adapted to transmit first and second sound signals, which are outputted by first and second devices respectively to the controller. A third sound signal outputted by the microphone is also transmitted to the controller. The controller has a router planned with sound signal paths, which enables transmittance of the third sound signal to the second device and transmittance of the first and second sound signals to the speaker simultaneously. Therefore, the user can hear the sounds from the devices at the same time and have a conversation by means of the second device.07-25-2013
20130188803EARPIECE - An earpiece that enables efficient interaction between a user and a user's various wireless devices. An earpiece may include a first and second speaker, processor, memory battery, and various antennas. The first and second speakers may be configured and positioned on the earpiece so that when the earpiece is worn by a user the speakers do not block or enter an ear canal of the user.07-25-2013
20130188805Donned/Doffed Mute Control - Methods and apparatuses for headset wearing mode based operation are presented. A headset system includes a first earbud and a second earbud. One or both earbuds have a detector which indicates whether the earbud is donned or doffed. Operation of the headset is modified based on the donned or doffed status of the earbuds.07-25-2013
20120020493In-ear earphone - There is provided an in-ear earphone comprising a housing having at least one electroacoustic transducer, a control unit which outputs a test signal to the electroacoustic reproduction transducer for reproduction, and a tightness measuring unit for measuring a parameter representative of the tightness of a fit of the earphone in an ear canal. The control unit is adapted to output a second audio signal as confirmation of a tight fit of the earphone to the electroacoustic reproduction transducer for reproduction.01-26-2012
20120020492Headset Wearing Mode Based Operation - Methods and apparatuses for headset wearing mode based operation are presented. A headset system includes a first earbud and a second earbud. One or both earbuds have a detector which indicates whether the earbud is donned or doffed. Operation of the headset is modified based on the donned or doffed status of the earbuds.01-26-2012
20120020491HEADSET - An embodiment of a headset has first and second audio output devices, an audio input device, a boom for positioning the audio input device movable to first and second locations, and a switch assembly responsive to movement of the boom. When the boom is located at the first location, the switch assembly is configured to couple the first audio output device to receive a first signal and the second audio output device to receive a second signal. When the boom is located at the second location, the switch assembly is configured to couple the first audio output device to receive the second signal and the second audio output device to receive the first signal.01-26-2012
20130195283TIP-RING-RING-SLEEVE PUSH-TO-TALK SYSTEM AND METHODS - Push-to-talk audio devices and methods are provided. The audio device can include a tip-ring-ring-sleeve connector having a sleeve, tip, first ring, and second ring that are electrically isolated from each other. A microphone and a push-to-talk switch selectively operable to provide an electrical short across the microphone in a first state and to remove the electrical short from across the microphone in a second state are electrically coupled between the sleeve and the second ring.08-01-2013
20130101131HEADPHONE WITH SPEAKER FUNCTION - A headphone with speaker function comprises a first playback unit, a second playback unit, a first audio source interface and a second audio source interface. Both the first playback unit and the second playback units have a speaker respectively. The first audio source interface is disposed on the first playback unit and is electrically connected to the two speakers simultaneously, while the second audio source interface can be disposed on the first playback unit or the second playback unit, and is electrically connected to the two speakers simultaneously via an amplifier circuit. From an external audio interface, an audio signal is transmitted to the headphone via the first audio source interface; at this moment, the headphone set is operated under a headphone mode. From an external audio interface, an audio signal is transmitted via the second audio source interface; at this moment, the headphone is operated under a speaker mode.04-25-2013
20120093334Integrated Monophonic Headset - A wireless monophonic headset device has one ear piece, a control box, and a cable in between. The ear piece comprises a speaker and a battery. The control box includes circuitry including a short-range radio transceiver and a codec. The ear piece battery is connected to supply power to the control box circuitry by means of the cable.04-19-2012
20130208910HEADSET WITH PIVOTAL PARTS - A headset includes a battery and transmission part shaped to rest behind and above the ear lobe of a user and a speaker and microphone part arranged to extend downwards in front of the ear canal. The two parts are interlinked to pivot with respect to each other and the battery and transmission part accommodates a battery as well as signal processing and transmission electronics, and the speaker and microphone part accommodates a speaker element and a microphone boom arm and further, the two parts have mating surfaces such that a pivotal motion between the two, when the device is not at the ear, will bring a surface of the first part and a surface of the second part together. A magnet is inserted in the one part and a sensor for sensing the magnetic field from the magnet is comprised in the other part, such that movement between the two parts may be registered and used to control the function of the headset or for giving audible indication signals to the user.08-15-2013

Patent applications in class HEADPHONE CIRCUITS