| Entries |
| Document | Title | Date |
|---|
| 20080199029 | System and Method for Engaging in Conversation while Using An Earphone - A listening device for presenting at least one audio signal to a user comprises a first ear piece and a second ear piece, each of the first ear piece and the second ear piece including at least one speaker and each being adapted to block substantially all external sounds from entering an ear of a user. The device further comprises a microphone for sensing a first audio signal and a differential amplifier coupled to the microphone for amplifying the first audio signal. The differential amplifier is coupled to a first electrical ground. A switching arrangement coupled to and receiving a second audio signal from an external audio source and the external audio source having a second electrical ground that is electrically distinct from the first electrical ground. The switching arrangement is further coupled to the differential amplifier, the first ear piece, and the second ear piece, the switching arrangement being adapted to select at least one of the first audio signal and the second audio signal for transmission to the first ear piece and at least one of the first audio signal and the second audio signal for transmission to the second ear piece. | 08-21-2008 |
| 20080205675 | STEREOPHONIC SOUND OUTPUT APPARATUS AND EARLY REFLECTION GENERATION METHOD THEREOF - A stereophonic sound output apparatus and an early reflection generation method thereof. The stereophonic sound output apparatus includes an early reflection generator to implement an early reflection when a 5.1 channel audio signal is down-mixed to a 2-channel audio signal to play back a 5.1 channel audio signal through a 2-channel headphone. The early reflection generator generates early reflections in pairs in which there is an appropriate time difference between the left side reflections and the right side reflections by generating an interaural time difference between two input audio signals and filtering. It is possible to copy the characteristics of early reflections in a real listening room. It is also possible to implement an early reflection similar to a real reflection measured in an apparatus for playing back the 5.1 channel audio signal through 2-channel headphone. A natural 5.1 channel effect may also be obtained using little computation. | 08-28-2008 |
| 20080212809 | HEADPHONE SURROUND USING ARTIFICIAL REVERBERATION - A surround experience for headphones can be created using various techniques and tools. The described techniques and tools can be applied separately or in combination. For example, a surround experience can be created by splitting input audio channel signals into high-pass and low-pass signals. The low-pass signals can undergo cross-mixing and artificial reverberation. The artificial reverberation can apply different delay profiles to the low-pass audio signals. The high-pass and low-pass audio signals can be combined to generate output audio channel signals. A surround experience can be crated using a system comprising an input module, a crossover module, a channel cross-mixing module, a reverberation module, and an adder module. | 09-04-2008 |
| 20080226102 | HEADPHONE WITH EXPANSION SPACE IN EITHER RECEIVER - A headphone includes left and right receivers each including an elongate shell including a peg projecting inwardly from either end; a housing shaped to conform to the shell and including a peripheral wall, a slot in either end, the slot adapted to securely engage with the peg, a first receiving space at one portion, a second receiving space at the other portion in communication with the first receiving space, and a plurality of bottom holes; a speaker mounted in the first receiving space; a plurality of buttons including a volume button mounted on a bottom of the second receiving space; and a cap fitted on the second receiving space; a band having both ends secured to the caps; and a swivel microphone secured to an outer surface of either receiver. Additional components (e.g., battery) can be mounted in the second receiving space. | 09-18-2008 |
| 20080226103 | Audio Data Processing Device for and a Method of Synchronized Audio Data Processing - An audio data processing device ( | 09-18-2008 |
| 20080267433 | Bone-Conduction Loudspeaker Set, Electronic Equipment, Electronic Translation System, Auditory Support System, Navigation Apparatus, and Cellular Phone - A bone-conduction loudspeaker set is provided which is similar to the form of a personal ornament. Systems suitable for this are also provided. The bone-conduction loudspeaker set includes: two bone-conduction loudspeaker units; and a loudspeaker-microphone switching unit which switches from a mode where the two bone-conduction loudspeaker units are used as right and left stereo loudspeakers to a mode where one of them is used as a loudspeaker and the other is used as a microphone, and vice versa. A system includes: a mutual-distance detection unit which detects the distance between the two bone-conduction loudspeaker units being within a predetermined distance; and a distress-signal issuance unit which issues a distress signal based on a detection result obtained by the mutual-distance detecting unit. | 10-30-2008 |
| 20080304683 | Stereo Sound Image Forward Headphone - A stereo sound image forward headphone is provided. The stereo sound image forward headphone utilizes a speaker provided on the ear hanger, which is spaced apart from a user's ear by a distance, such that sound from the speaker is on the front side of the user's ear. The stereo sound image forward headphone not only creates a natural impression of sound heard from various directions as in natural hearing, but also protects the user's ear from hearing loss which might otherwise result from long use of a headphone. | 12-11-2008 |
| 20090010461 | HEADSET ASSEMBLY FOR A PORTABLE MOBILE COMMUNICATIONS DEVICE - Disclosed is a headset assembly communicable with a portable device capable of receiving and processing biological sensor data. The headset assembly includes a body portion, an earbud coupled with the body portion, a speaker component coupled with the earbud, one or more bio sensors displaced about the outer surface of the earbud that can monitor and pick-up biological characteristics of the user when in contact with the user's skin, and means for coupling the headset assembly with the portable device. | 01-08-2009 |
| 20090022343 | Binaural Recording For Smart Pen Computing Systems - A pen based computing system concurrently captures handwriting gestures and records audio using binaural recording. A binaural headset communicatively coupled to the smart pen device uses at least two microphones. A left microphone is placed in or near the left ear and the right microphone is placed in or near the right ear, each facing outward. Speakers are integrated into a shared housing with the microphones facing inward towards the ear canal to play back the audio recordings. By recording audio with microphones placed close to the ears, the system provides realistic sounding playback and allows users to more easily differentiate between multiple sources of audio. | 01-22-2009 |
| 20090028362 | Hearing device with a visualized psychoacoustic variable and corresponding method - The setting and/or adjustment of a hearing device for a user is provided. The hearing device includes a signal processing facility for processing an input sound to form an output sound, with a perceptive model being implemented in the signal processing facility or in a processing facility connected in a data link therewith, with which perceptive model a psychoacoustic variable can be provided in respect of the output sound. A visualization facility, for instance integrated in a remote control comprising the processing facility, is preferably wirelessly connected to the signal processing facility. A value of the psychoacoustic variable can thus be visualized accordingly. In this way an assisting person obtains an item of information relating to the perception of the sound supplied by the hearing device by the user, as a result of which the setting is facilitated for the assisting person. | 01-29-2009 |
| 20090028363 | Method for setting a hearing system with a perceptive model for binaural hearing and corresponding hearing system - A hearing system is provided that includes a left device that supplies an electrical sound signal for supplying the left ear of the user, and a right device that supplies an electrical sound signal for supplying the right ear of the user. A perceptive model for binaural hearing is implemented at least in one of the two devices or a further device belonging to the hearing system, with which a left setting value for the left device and/or a right setting value for the right device can be determined on the basis of the two sound signals. The left device can then be set with the left setting value and/or the right device with the right setting value. The entire process of the binaural hearing and not only the monaural hearing is thus taken into consideration for the setting of the hearing system. | 01-29-2009 |
| 20090034765 | METHOD AND DEVICE FOR IN EAR CANAL ECHO SUPPRESSION - An earpiece ( | 02-05-2009 |
| 20090052701 | Spatial teleconferencing system and method - A system for processing audio data is provided. A left channel system receives a first channel of audio data, and a right channel system receiving a second channel of audio data. A delay coupled to one of the left channel system and the right channel system provides a delay to one of the first channel of audio data and the second channel of audio data, wherein the delay causes an apparent location of a source to a listener to occur in a single location. | 02-26-2009 |
| 20090052702 | Non-Occluding Audio Headset Positioned in the Ear Canal - A compact audio speaker assembly that fits into the ear canal without occluding the ear canal, thus allowing ambient sounds to be heard along with the audio source. The ear speaker is secured in the ear canal by a ribbon or wire like spring structure anchoring the speaker to the concha portion of the outer ear and typically pushing the speaker up against the top side of the ear canal, leaving a space for external sounds to bypass the speaker to the eardrum. The speaker may further include a connecting signal cable that passes over the ear and behind the ear to provide additional support for the speaker and strain relief for the signal cable. One embodiment may include a shell over the speaker connected to the wire like spring anchor and may include an ear wax screen. Two speakers may be configured for stereo listening. | 02-26-2009 |
| 20090060238 | EARPHONE STRUCTURE WITH A COMPOSITE SOUND FIELD - An earphone structure including one or more composite chambers is described. Each of the composite chambers includes sub-speakers. The sounds generated by these sub-speakers are uniformly distributed in the composite chamber and a composite sound field is generated by these sub-speakers. The sound field generated by each of these sub-speakers can be adjusted by re-locating the position of the sub-speaker, for example, by re-locating the sub-speaker, or by re-locating the sub-speaker in different angles, to generate the composite sound field. The sound field generated by the main speaker and the composite sound field generated by these sub-speakers can form a spatial sound with very good quality. By using of its physical characteristics of locations of these sub-speakers, the sound generated by the earphone has an uniformly diffusion sound pressure and a surround effect, which allows a user of the earphone to enjoy a sound field similar to that in a theater. | 03-05-2009 |
| 20090110220 | Method for processing a multi-channel audio signal for a binaural hearing apparatus and a corresponding hearing apparatus - Wearers of hearing apparatuses and in particular of hearing device systems having two speakers are to be able to enjoy the experience of spatial multi-channel reproduction. Provision is accordingly made to generate a dual-channel audio signal for a binaural hearing apparatus comprising a multi-channel audio signal having at least three individual channels. Accordingly at least one spatial impression-influencing signal level in at least one of the individual channels is changed, and a signal of at least one of the individual channels is connected with signals of the remaining individual channels to the dual-channel audio signal. A corresponding hearing apparatus and in particular a corresponding hearing device have a transformation system that takes over this preprocessing from the multi-channel audio signal to the dual-channel audio signal. | 04-30-2009 |
| 20090136067 | Multi-function headphone system - A system and method for switching a monaural headphone or headset to a binaural headphone or headset and vice versa. Such a system and method is especially useful for utilizing audio, video, telephonic, and/or other functions in multifunction electronic devices utilizing both monaural and binaural audio. | 05-28-2009 |
| 20090154738 | Mixable earphone-microphone device with sound attenuation - A portable device that provides sound level attenuation while also providing an acoustic representation of the user's sound environment using microphones attached to, or embedded in, the device, and providing the ability to blend in a user adjustable auxiliary audio source with the user's sound environment signal, whereby placement of the sound signal from both the microphones and the auxiliary input can be adjusted in the stereo field using stereo width and panning controls. | 06-18-2009 |
| 20090161895 | SOUND PROVIDER ADAPTED TO CANCEL OUT NOISE - A sound provider for providing sound to a person's ear includes one or more terminals for receiving a first electrical signal and a first sound emitter operatively connected to the one or more terminals for outputting a sound corresponding to the first electrical signal. The sound provider also includes a sound receiver for receiving sound and outputting a corresponding, second, electrical signal, and a second sound emitter operatively connected to the sound receiver for outputting a sound corresponding to the second electrical signal. | 06-25-2009 |
| 20090169037 | METHOD OF SIMULTANEOUSLY ESTABLISHING THE CALL CONNECTION AMONG MULTI-USERS USING VIRTUAL SOUND FIELD AND COMPUTER-READABLE RECORDING MEDIUM FOR IMPLEMENTING THE SAME - Disclosed herein is a method of simultaneously establishing the call connection among multi-users using a virtual sound field, in which when a plurality of users simultaneously make a video-telephone call to each other they can feel as if they conversed with each other in a real-space environment, and a computer-readable recording medium for implementing the same. The method comprises the steps of: a step of, when voice information is generated from any one of the plurality of speakers, separating image information, the voice information and position information of the speaker whose voice information is generated; a step of implementing the virtual sound field of the speaker using the separated position information of the speaker; and a step of displaying on the screen a result obtained by adding the implemented virtual sound field and the separated image information of the speaker together, and outputting the virtual sound field of the speaker through loudspeakers. | 07-02-2009 |
| 20090175473 | EARPHONE SET WITH DETACHABLE SPEAKERS OR SUBWOOFERS - An apparatus is provided including a first speaker which emits sound, a second speaker which emits sound, and a device which connects the first speaker and the second speaker. The device may connect the first speaker or front speaker, and the second speaker or rear speaker, so that the device can be attached to an ear of a person so that the first speaker lies near the middle of the ear while the second speaker lies at a location between an ear lobe of the ear and a mastoid of a skull of the person. | 07-09-2009 |
| 20090220113 | MULTIPLE RECEIVER VENTING SYSTEM - An earphone housing has a sound output port to be inserted into an ear. Multiple drivers are located in the housing. Each driver has a respective motor and a respective diaphragm. The diaphragm of one of the drivers is vented but that another is not. Other embodiments are also described and claimed. | 09-03-2009 |
| 20090245549 | IDENTIFICATION OF EARBUDS USED WITH PERSONAL MEDIA PLAYERS - An arrangement for identifying the left and right earphones in an earphone set is provided in which the acoustically transparent grills positioned over the transducers in the earphones are configured to provide a visual effect that identifies the correct orientation of the earphone set during use by indicating which earphone is intended for which ear. In an illustrative example, the transducer grills on respective left and right earphones are configured with a series of openings that are arranged in a pattern which indicate “L” and “R.” In other illustrative examples, the transducer grills have embossed or molded markings. As an alternative to the “L” and “R” markings, the transducer grills may be configured to convey other information or graphics such as logos. | 10-01-2009 |
| 20090252355 | TARGETED SOUND DETECTION AND GENERATION FOR AUDIO HEADSET - In an audio headset having one or more far-field microphones mounted to the headset; and one or more speakers mounted to the headset environmental sound may be recorded using the one or more far-field microphones and mixed with source media sound to produce a mixed sound. The mixed sound may then be played over the one or more speakers. | 10-08-2009 |
| 20090285421 | RADIO HEADSET DEVICE FOR HIGH NOISE ENVIRONMENT - A radio headset device provided for receiving and reproducing a radio broadcast from a radio device in a high noise environment. The radio headset device comprises left and right earcups, a speaker mounted to each of the earcups, and a microphone mounted to each of the earcups for converting acoustic noise outside the earcup into a corresponding electric noise signal. The radio headset device further comprises a noise cancellation module electrically connected to the microphones and the speakers, and a radio connector provided on one of the left and right earcups for selectively electrically connecting the radio headset device to a radio device. The noise cancellation module receives the electric noise signal from the microphones and generates a noise cancellation signal acoustically reproduced by the speakers. | 11-19-2009 |
| 20100104118 | EARPIECE BASED BINAURAL SOUND CAPTURING AND PLAYBACK - Methods and systems of earpiece based binaural sound capturing and playback are disclosed. In one embodiment, a method for recording and playback of a binaural sound includes receiving a record command for a binaural sound, and recording electrical data which correspond to the binaural sound captured through an associated binaural sound capturing system. Further, the associated binaural sound capturing system includes two earpieces for a right ear and a left ear for a user. Each of the two earpieces includes a housing and a speaker embedded in the housing facing an inner ear of the user. In addition, the each of the two ear pieces also includes a microphone embedded in the housing at an ear canal of the user for converting the binaural sound received by the ear canal to the electrical data. Furthermore, the method includes playing back the electrical data in response to a playback command. | 04-29-2010 |
| 20100104119 | AUDIO OUTPUT DEVICE - An exemplary audio output device includes a microprocessor, a voltage divider, an analog switch and an audio amplifier, which forming a loop circuit, and an audio jack. The audio jack is connected to the microprocessor and the analog switch. The microprocessor is further connected to the audio amplifier. When a earphone is plugged into the audio jack, the microprocessor receives an output voltage from the voltage divider, and adjusts the power of the audio amplifier. The audio jack is switched to be connected to the audio amplifier, and audio signals are output from the audio jack. | 04-29-2010 |
| 20100166237 | Single earphone for stereo and monaural audio devices - Our earphone employs a standard three-conductor stereo headphone plug, inserted into an ordinary stereo jack, enabling the listener to hear the combined left and right channels of stereo audio in a single ear without the need for any kind of adapter. The single earphone enables a person with a hearing impairment, the ability to hear both left and right audio channels in their one good ear without missing any of the media content. Our single stereo earphone may be used equally well with both stereo and mono audio devices without the need for any kind of adapter, switch or sensing circuit. Our earphone overcomes numerous problems typically experienced when one plugs a mono earphone into a stereo jack, and vice versa. It also does away with the need for any type of stereo-to-mono adapters, creating a cost savings while simplifying its universal use with all audio circuits. | 07-01-2010 |
| 20100183175 | Audio Player with Monophonic Mode Control - An audio player includes an audio headset having two earpieces. A playback circuit provides one of a stereophonic program and a monaural program to the audio headset. The monaural program may be created by mixing channels of the stereophonic program. A mode control is coupled to the playback circuit and to the audio headset. The mode control detects when at least one of the two earpieces is not adjacent a listener's ear and causes the playback circuit to deliver the monaural program to the audio headset. | 07-22-2010 |
| 20100189290 | METHOD AND APPARATUS TO EVALUATE QUALITY OF AUDIO SIGNAL - A method and apparatus to evaluate a quality of an audio signal, in which the number of effective channels is determined for each of a reference signal of a current frame and a test signal indicative of the reference signal that has passed through an audio codec, and an audio quality evaluation score of the current frame is calculated by evaluating an audio quality of the current frame based on the determined number of effective channels for each of the reference signal and the test signal by means of a predetermined evaluator. | 07-29-2010 |
| 20100195852 | Menu navigation method for user of audio headphones - A method of operating an audio system having first and second sources includes outputting a first audio signal from the first source on first and second speakers. In response to a listener input, the first audio signal and a second audio signal from the second source are output simultaneously on the first and second speakers. The first signal is output from each of the first and second speakers such that the first signal is perceived by a listener to originate from a first direction toward the listener. The second signal is output from each of the first and second speakers such that the second signal is perceived by the listener to originate from a second direction toward the listener. The second direction is offset at least ninety degrees from the first direction. | 08-05-2010 |
| 20100202635 | Single supply headphone driver/charge pump combination - A headphone driver amplifier operative from a single DC voltage 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 (0 volts), no significant DC voltage exists across the speaker load and the need for DC coupling capacitors is eliminated. | 08-12-2010 |
| 20100215198 | HEADSET ASSEMBLY WITH AMBIENT SOUND CONTROL - An ambient sound control headset includes an external microphone and an earpiece with an internal speaker. A circuit acts upon a signal output by the external microphone to form a signal representative of a user's environment that is input to the internal speaker. Components of the signal output by the external microphone that have a corresponding volume level that are less than a predetermined threshold are allowed to pass to the internal speaker and components of the signal output by the external microphone that have a corresponding volume level that are greater than the predetermined threshold are compressed to have a volume that is less than the predetermined threshold. | 08-26-2010 |
| 20100260361 | REVERSIBLE PERSONAL AUDIO DEVICE CABLE COUPLING - A apparatus and method for enabling signals representing a first audio channel and a second audio channel to be conveyed to a first earpiece and a second earpiece, respectively, regardless of which of the first and second earpieces a cable providing both the signals representing the first and second audio channels is coupled to, wherein a first acoustic driver of the first earpiece acoustically outputs the first audio channel and a second acoustic driver of the second earpiece acoustically outputs the second audio channel. | 10-14-2010 |
| 20100260362 | ELECTRONIC DEVICE AND EXTERNAL EQUIPMENT WITH CONFIGURABLE AUDIO PATH CIRCUITRY - Electronic devices and accessories such as headsets are provided. An accessory may include speakers and active noise cancellation circuitry. Microphones may be used to pick up ambient noise signals for implementing noise cancellation for the speakers. The accessory may also include a voice microphone and an ambient noise microphone that picks up ambient noise signals for implementing noise cancellation for the voice microphone. A user input interface may gather user input. Ultrasonic tone generators may transmit data between the device and accessory. The electronic device and accessory may be connected to each other by audio connectors. Hybrid circuits that each include a summer and a transconductance amplifier may be selectively switched into or out of use. When switched into use, paths between the device and accessory can support bidirectional communications such as communications involving the simultaneous flow of analog audio and microphone signals in opposite directions. | 10-14-2010 |
| 20100266150 | Sound capturing and guiding system from stereo speakers that packed together in one closed box, to be heard as stereo sound that comes from various directions - A stereo speaker sound capturing and guiding system. The system includes devices that connected on each one of the stereo speakers as a cap. The device covers the speaker cones in hermetic way that captures the sound of the specific speaker and don't let the sound mixed with the sound of the other speaker that located in the same closed box or very near to the first speaker. The sound in the cap device guided directly from the speaker through connector facility between the speakers and the user's ears—such as air tubes—and transmitted exclusively to the user's matched ear—the sound from the right speaker gets only to right ear and sound from the left speaker gets only to the left ear—as at least two independent audio channels | 10-21-2010 |
| 20100310101 | METHOD AND APPARATUS FOR DIRECTIONAL ACOUSTIC FITTING OF HEARING AIDS - A method of acoustically fitting a hearing aid comprises providing a plurality of audible tones, each having a predetermined frequency through stereo headphones. The tones are provided at specific sound pressure in each ear. The patient changes the relative sound pressure in each ear until a perceived direction of source of the tone is in front of the patient. The amplification or attenuation requirements of a hearing aid are modified based on the difference in the sound pressures required for the left and right ears of the patient for perceived directional sameness for each frequency band-pass channel. | 12-09-2010 |
| 20110038496 | HEARING ENHANCEMENT SYSTEM AND COMPONENTS THEREOF - A circuit includes a microphone circuit, an audio processing module, a digital audio processing module, and an active noise reduction (ANR) circuit. The microphone circuit receives acoustic vibrations and generates an audio signal therefrom. The audio processing module generates a representation of the audio signal. The digital audio processing module compensates the representation of the audio signal based on hearing compensation data to produce a hearing compensated audio signal. The ANR circuit receives the hearing compensated audio signal and an ANR signal. The ANR circuit further functions to adjust the hearing compensated audio signal based on the ANR signal to produce an output audio signal, wherein the ANR signal is generated based on the output audio signal. | 02-17-2011 |
| 20110058696 | ADVANCED LOW-POWER TALK-THROUGH SYSTEM AND METHOD - A low-power consumption, talk-through system comprising: a headset worn by a user on his head, the headset further comprising: an array of at least 2 sets of 2 ambient sound microphones, each set positionable on each side of the head; a signal processing subsystem adapted to process respective electrical signals from the microphones and to provide respective outputs having acoustical source distance and intensity information; at least 4 acoustical output devices connectable to the signal processing subsystem, the respective acoustical output devices driven by the respective outputs of signal processing subsystem; and no on-board power source, wherein the user is provided with enhanced situational awareness and near human sound localization by the system. | 03-10-2011 |
| 20110085685 | Sound Amp Ear Device with Ear Phone Jack - A sound amplification system which has a sound application ear device operating a programmable control board. The control board provides a low pitched signal and a high pitch signal. It also provides a mono audio signal and a stereo audio signal and a recharging current. The recharging current charges the rechargeable battery. The rechargeable battery provides power to the device. A microphone is also provided and it transmits exterior sound signals to the programmable control board. An earphone operates with the device and can receive the stereo audio signal. The mono audio signal is amplified and broadcast through a first speaker in the ear device. The stereo audio signal is amplified and broadcast through a second speaker in the earphone. | 04-14-2011 |
| 20110110543 | Headphone and stereo headphone - A headphone housing has a first and a second summit in cross section. A sound emitter protrudes from the housing in side section. In the cross section, the first summit protrudes as being away from a point of intersection of an axis line of the sound emitter, that is horizontal and vertical to the side and cross sections, respectively, and a first straight line going through a cord guide located in an outer edge of the cross section, in a first side with respect to the first line and in a second side far from the cord guide with respect to a second straight line going through the point and intersecting with the first line. The second summit protrudes as being away from the point in the second side and in a third side, the opposite of the first side with respect to the first line. | 05-12-2011 |
| 20110150248 | AUTOMATIC ENVIRONMENTAL ACOUSTICS IDENTIFICATION - A headphone system includes sound processor which calculates properties of the environment from signals from an internal microphone and an external microphone. The impulse response of the environment may be calculated from the signals received from the internal and external microphones as the user speaks. | 06-23-2011 |
| 20110158440 | 3D Stereo earphone with multiple speakers - An earphone produces a three-dimensional stereo sound effect. The earphone has an ear cup with a front portion, a back portion, a front sound effect unit disposed in the front portion, a front sound resonator disposed in the front portion, a back sound resonator disposed in the back portion, and a back sound effect disposed in the back portion. A front speaker is disposed in the front portion of the ear cup. A back speaker is disposed in the back portion of the ear cup. A sound controller is disposed in the ear cup. A sound output unit is connected with the ear cup. The front speaker and the back speaker work together to create stereo sound in a first dimension and in a second dimension. One of the front speaker and the back speaker creates stereo sound in a third dimension. | 06-30-2011 |
| 20110170721 | BINAURAL FILTERS FOR MONOPHONIC COMPATIBILITY AND LOUDSPEAKER COMPATIBILITY - A method of processing at least one input signal by a set of binaural filters such that the outputs are playable over headphones to provide a sense of listening to sound in a listening room via one or more virtual speakers, with the further property that a monophonic mix down sounds good. Also an apparatus for processing the at least one input signals. Also a method of modifying a pair of binaural filters to achieve the property that a monophonic mix down sounds good, while still providing spatialization when listening through headphones. | 07-14-2011 |
| 20110268300 | TACTILE-BASED GUIDANCE SYSTEM - A tactile-based guidance system incorporating tactors in headgear, such as a hat, helmet, or hood. Tactors may provide tactile sensations at different places about the head to convey information to a person such as direction, bearing, movement, orientation, and the like, of the person wearing the tactors. The system may also include an optional multi-dimensional sound mechanism which provides indications of direction, bearing, and other information. One or more tactors may be resorted to for resolving any ambiguity in the sound indications. | 11-03-2011 |
| 20110317857 | SELF POWERED AUDIO COMPRESSOR CIRCUIT - The application relates to a compressor circuit for a listening device, the compressor circuit comprising a pair of input terminals and a pair of output terminals, the compressor circuit being adapted for receiving an electric input signal representing an audio signal with an input voltage swing V | 12-29-2011 |
| 20120039495 | AUDIO PROCESSING APPARATUS, AUDIO PROCESSING METHOD, AND PROGRAM - An audio processing apparatus is disclosed which includes: a first signal generation portion configured to generate an audio signal of which the frequency is varied over time; an operation portion; a storage portion configured to store characteristic information in accordance with the frequency and an amplitude of the audio signal in effect when the operation portion is operated; a reproduction portion configured to reproduce audio data; and a correction portion configured to correct a reproduced signal from the reproduction portion based on the characteristic information stored in the storage portion. | 02-16-2012 |
| 20120114154 | USING ACCELEROMETERS FOR LEFT RIGHT DETECTION OF HEADSET EARPIECES - An earplug to provide sounds to a user's ear includes a housing, a speaker in the housing, a reference location or direction indicator associated with the housing to identify a preferential orientation of the housing in a user's ear, and an accelerometer configured to provide an output signal to distinguish and/or to identify in which ear respective earplugs are located. A method to distinguish and/or to identify in which ear respective earplugs are located includes orienting the earplugs in respective ears based on a reference, and using accelerometers to provide output signals distinguishing the left and right positioning of the respective earplugs. | 05-10-2012 |
| 20120128185 | PORTABLE ELECTRONIC DEVICE HAVING UNIVERSAL EARPHONE JACK - A portable electronic device includes an earphone jack circuit for receiving an earphone plug, a control circuit and a switch circuit. The control circuit sends audio to or receives audio from the earphone plug by the earphone jack. The switch circuit is set between the earphone jack and the control circuit including a first mode and a second mode. The control circuit identifies a type of the earphone plug, and switches the switch circuit to a corresponding mode according to the type of the earphone plug. | 05-24-2012 |
| 20120140961 | Headset with Noise Plates - A headset comprises two earphones joined together by a band which can be worn over the head of a wearer. Each earphone includes a noise plate, which functions to attenuate or eliminate noise from the environment such as a tournament gaming environment. The noise plate includes an aperture through which a boom assembly that houses a microphone may engage to transmit utterances of the wearer to audio processing circuitry. A grille can be exposed when the noise plate is removed, which allows sounds produced in the ambient environment to enter the earphone. | 06-07-2012 |
| 20120201406 | EARPHONE - an earphone has a driver unit that generates a sound according to an electrical signal inputted therein, a first sound channel from which the sound generated in the driver unit is outputted, and a second sound channel through which a sound generated in the driver unit is transmitted by way of a channel different from the first sound channel to combine the transmitted sound with the sound in the first sound channel. | 08-09-2012 |
| 20120224730 | HEADPHONES WITH TOUCH INPUT UNIT, AND MOBILE DEVICE ALLOWING FOR THE CONNECTION TO THE HEADPHONES - A headphones apparatus with a touch input unit, and a mobile device for connecting to the headphones are provided. The apparatus includes a microphone for receiving audio signals, a left loudspeaker for outputting a left audio signal, a right loudspeaker for outputting a right audio signal, a touch input unit for receiving a user's operating signals to control a mobile device, and a plug. The plug includes a sensing contact for transmitting the operating signals from the touch input unit to the mobile device, a microphone contact connected to the microphone for supplying bias voltage to the microphone, a left audio contact connected to the left loudspeaker, a right audio contact connect to the right loudspeaker, and a ground contact. | 09-06-2012 |
| 20120250913 | ELECTRONIC DEVICE AND EXTERNAL EQUIPMENT WITH DIGITAL NOISE CANCELLATION AND DIGITAL AUDIO PATH - Electronic devices and accessories are provided that may communicate over wired communications paths. The electronic devices may be portable electronic devices such as cellular telephones or media players and may have audio connectors such as 3.5 mm audio jacks. The accessories may be headsets or other equipment having mating 3.5 mm audio plugs and speakers for playing audio. Microphones may be included in an accessory to gather voice signals and noise cancellation signals. Analog-to-digital converter circuitry in the accessory may digitize the microphone signals. Digital voice signals and voice noise cancellation signals can be transmitted over the communications path and processed by audio digital signal processor circuitry in an electronic device. Digital-to-analog converter circuitry in the accessory may convert digital audio signals to analog speaker signals. Digital noise cancellation signals may use digital noise signals to cancel noise from digital audio signals that have been received from an electronic device. | 10-04-2012 |
| 20120257773 | EAR-LOOP EARPHONE - According to an exemplary embodiment of the present disclosure, the ear-loop earphone comprises a main body, an ear-loop base and an ear-loop. The main body has a surrounding side, a front side, and a back side, wherein the front side is opposing to the back side, the front side has a plurality of sounding apertures for outputting an audio, and the surrounding side surrounds and connects to the front side and the back side. The ear-loop base is fixed on the surrounding side of the main body in a rotatable manner, and rotates with respect to a first axis. The ear-loop is fixed on the ear-loop base in a rotatable manner, and rotates with respect to a second axis different from the first axis. | 10-11-2012 |
| 20120288126 | Apparatus - An apparatus comprising at least one processor and at least one memory including computer program code the at least one memory and the computer program code configured to, with the at least one processor, cause the apparatus at least to perform processing at least one control parameter dependent on at least one sensor input parameter, processing at least one audio signal dependent on the processed at least one control parameter, and outputting the processed at least one audio signal. | 11-15-2012 |
| 20120328137 | SOUND CONTROL APPARATUS, PROGRAM, AND CONTROL METHOD - An apparatus may include a hardware processor and a storage medium. The storage medium may be coupled to the processor, and may store instructions. When executed by the processor, the instructions may cause the apparatus to receive a direction signal indicating a first direction in which a head of a user is facing with respect to a fixed direction. The instructions may also cause the apparatus to convert the first direction in which the head is facing with respect to the fixed direction into a second direction in which the head is facing with respect to a third direction, connecting the head and an object. Additionally, the instructions may cause the apparatus to generate an audio signal having characteristics such that a sound generated from the audio signal is perceived by the user as arriving from the third direction. | 12-27-2012 |
| 20130051589 | EARPHONE DEVICE - There is provided an earphone device of an ear-hole insertion type having a noise cancelling function, the earphone device including a left channel housing unit that accommodates a left channel driver unit outputting a left channel sound; and a right channel housing unit that accommodates a right channel driver unit outputting a right channel sound. A microphone for noise cancelling and a battery are accommodated in each of the left and right channel housing units. | 02-28-2013 |
| 20130089225 | BINAURAL-RECORDING EARPHONE SET - A binaural-recording earphone set is provided. It comprises two speaker units and two microphone units, the two speaker units are inserted into the auditory canal of two ears respectively. The two microphone units are coupled on the two speaker units and can be dismounted. Under a recording mode, the microphone units can be dismounted from the speaker units, and replace the speaker units to be inserted into the auditory canal of the two ears to record external sound. Under a play mode, the speaker units are inserted back into the auditory canal of the two ears to playback the sound recorded previously. | 04-11-2013 |
| 20130094683 | LISTENING SYSTEM ADAPTED FOR REAL-TIME COMMUNICATION PROVIDING SPATIAL INFORMATION IN AN AUDIO STREAM - A binaural listening system comprises first and second listening devices adapted for being located at or in left and right ears, respectively, of a user, the binaural listening system being adapted for receiving a wirelessly transmitted signal comprising a target signal and an acoustically propagated signal comprising the target signal as modified by respective first and second acoustic propagation paths from an audio source to the first and second listening devices. Spatial information is provided to an audio signal streamed to a pair of listening devices of a binaural listening system. The first and second listening devices each comprise an alignment unit for aligning the first and second streamed target audio signals with the first and second propagated electric signals in the first and second listening devices, respectively, to provide first and second aligned streamed target audio signals in the first and second listening devices, respectively. | 04-18-2013 |
| 20130156238 | ADAPTIVE CROSSTALK REJECTION - Embodiments of the invention are directed to systems, methods and computer program products for reducing crosstalk between two systems or between parts of the same system. In some embodiments, a method includes transmitting, from a first signal source, a first input signal to a first amplifier associated with a first audio-listening channel. Additionally, the method includes measuring a signal level along a common path shared by the first audio-listening channel and the second audio-listening channel, wherein the common path includes at least some resistance. Additionally, the method includes determining a compensation signal to be injected into the second audio-listening channel based at least partially on the measured signal level. Additionally, the method includes injecting at least a part of the first input signal into the second audio-listening channel based at least partially on the determined compensation signal, thereby reducing a current level in the second audio-listening channel. | 06-20-2013 |
| 20130216073 | SPEAKER AND ROOM VIRTUALIZATION USING HEADPHONES - A system for audio processing comprising a room reflection emulation system for emulating sound reflections in a room. A room acoustics emulation system for emulating acoustic properties of the room. A head, shoulder and ear emulation system for emulation sound reflections near the head. | 08-22-2013 |
| 20130223659 | EARPHONE POWER AMPLIFIER, WORKING METHOD, AND MOBILE TERMINAL EQUIPMENT - The present disclosure provides an earphone power amplifier, including a ground contact connected to a ground wire of an earphone, a left sound channel power amplifying circuit connected to a left sound channel of the earphone, and a right sound channel power amplifying circuit connected to a right sound channel of the earphone. The left sound channel power amplifying circuit includes a first operational amplifier and a first positive feedback exported from an input end of the first ferrite bead to an in-phase input end of the first operational amplifier, the right sound channel power amplifying circuit includes a second operational amplifier and a second positive feedback exported from the input end of the first ferrite bead to an in-phase input end of the second operational amplifier. | 08-29-2013 |
| 20130243226 | SOUND IMAGE LOCALIZATION DEVICE - A sound image localization device is provided, by which a user can easily adapt out-of-head sound image localization to oneself. A filter is configured to perform, for an input signal(s), filtering using a filter coefficient output from a parametric HRTF generator and generate an output signal(s) for the headphone. A user adjuster is capable of invalidating a notch N | 09-19-2013 |
| 20130259276 | EARPHONE JACK AND EARPHONE INTERFACE CIRCUIT AND ELECTRONIC DEVICE - An earphone jack includes a left channel audio terminal for receiving a left audio channel signal, a right channel audio terminal for receiving a right audio channel signal, a first detecting terminal, a second detecting terminal, and an anti-interference unit connected between the first detecting terminal and the second detecting terminal. When the earphone plug is not received in a connecting hole of the earphone jack, the first detecting terminal is electrically connected to the right channel audio terminal, the second detecting terminal is electrically connected to the left channel audio terminal, the anti-interference unit prevents the left audio channel signal from being transmitted to the right channel audio terminal and prevents the right audio channel signal from being transmitted to the left channel audio terminal; and the first detecting terminal outputs an electrical signal for indicating that the earphone plug is not plugged into the earphone jack. | 10-03-2013 |
| 20130279724 | AUTO DETECTION OF HEADPHONE ORIENTATION - A detector located on or near an ear piece may automatically detect whether a left or right ear or neither ear is wearing the ear piece. A signal mixer may automatically apply a correct configuration to signals transmitted to or from the ear piece according to whether the left or right ear or neither ear is determined to be wearing the ear piece. It is emphasized that this abstract is provided to comply with the rules requiring an abstract that will allow a searcher or other reader to quickly ascertain the subject matter of the technical disclosure. It is submitted with the understanding that it will not be used to interpret or limit the scope or meaning of the claims. | 10-24-2013 |
| 20130279725 | HEADPHONE DETECTION CIRCUIT AND ELECTRONIC DEVICE WITH HEADPHONE DETECTION CIRCUIT - A headphone detection circuit includes a voltage output module and a trigger signal producing module. The voltage output module is used to produce a first voltage to trigger an audio amplifier to output amplified left and right channel signals to a loudspeaker when the headphone port is not connected to the headphone, and produce a second voltage to trigger the audio amplifier to output the amplified left and right channel signals to the headphone port when the headphone port is connected to the headphone. The trigger signal producing module is used to trigger the processing unit to output left channel signals and right channel signals with a relative higher gain when receiving the first voltage, and trigger the processing unit to output the left channel signals and right channel signals with a relative lower gain when receiving the second voltage. | 10-24-2013 |
| 20130279726 | BINAURAL AUDIO SIGNAL-BASED APPLICATIONS - Applications for detecting binaural sounds and customizing binaural sounds for users. A system for detecting binaural sounds according to an embodiment includes: an input system for obtaining a left side audio signal and a right side audio signal within an environment; a binaural sound detector for evaluating the left side audio signal and the right side audio signal to determine whether a binaural sound is present; and an alarm system for generating an alert when the binaural sound is detected. | 10-24-2013 |
| 20130315422 | SOUND REPRODUCTION APPARATUS AND SOUND REPRODUCTION METHOD - Signals obtained by convoluting opposite phase signals of impulse responses corresponding to current positions of sound collection units attached to right and left suppliers out of impulse responses calculated in association with a plurality of positions to sound signals for right and left ears are supplied to the right and left suppliers, respectively. | 11-28-2013 |
| 20130322667 | PERSONAL NAVIGATION SYSTEM WITH A HEARING DEVICE - A personal navigation system includes a hearing device configured to be head worn and having speakers for emission of sound towards ears of a user, the hearing device accommodating an inertial measurement unit for determining head yaw of the user, when the user wears the hearing device in its intended operational position on the user's head. The system also includes a GPS unit for determining a geographical position of the user, a sound generator connected for outputting audio signals to the speakers, and a pair of filters with a Head-Related Transfer Function connected in parallel between the sound generator and the speakers for generation of a binaural acoustic sound signal, wherein the speakers are configured to emit the sound towards the ears of the user so that the sound is perceived by the user as coming from a sound source positioned in a direction corresponding to the Head-Related Transfer Function. | 12-05-2013 |
| 20130336506 | NOISE-CANCELING HEADPHONE DEPLETION-MODE SWITCH - This document discusses, among other things, systems and methods including a depletion-mode switch configured to pass an audio signal from an input to an output in a low-impedance state when a power source is below a threshold and to isolate the input from the output in a high-impedance state when the power source is above the threshold and a noise-cancelation circuit configured to receive the audio signal from the input and to provide a modulated audio signal at the output when the power source is above the threshold. | 12-19-2013 |
| 20140010389 | EAR BUD HEADSET - A headset comprising a head band assembly including a left-side head band curved to extend from a crown end toward a temple end at a left temple region of a wearer's head; a right-side head band curved to extend from the crown end toward a temple end at a right temple region of the wearer's head; an elbow including a first end coupled to the temple end of the left-side head band or the temple end of the right-side head band, a second end opposite the first end, and a bend between the first end and the second end; an ear bud stem pivotally coupled to the second end of the elbow; and an ear bud coupled to the ear bud stem. | 01-09-2014 |
| 20140010390 | AUDIO AND VIDEO SIGNAL TRANSMISSION INTERFACE APPARATUS AND METHOD THEREOF - An audio and video signal transmission interface apparatus includes a left sound channel interface, a right sound channel interface, a multimedia terminal interface, and a ground interface; where a first power supply and a first resistor are connected in series in the multimedia terminal interface; and the apparatus further includes a voltage detecting module, a determining module, a control module, and a second resistor connected in series in the multimedia terminal interface, where a resistance value of the second resistor is greater than an internal resistance value of an audio and video terminal and smaller than an internal resistance value of a microphone terminal in reverse connection; the determining module identifies different types of transmission lines by using a voltage value measured by the voltage detecting module; and the control module is configured to implement adaptation of different transmission lines. | 01-09-2014 |
| 20140016803 | Earphones with Ear Presence Sensors - An electronic device may be coupled to an accessory such as a pair of earphones. The earphones may have ear presence sensor structures that determine whether or not the ears of a user are present in the vicinity of the earphones. The earphones may contain first and second speakers. When both the first and second speakers are located in the ears of the user, the electronic device may perform functions such as playing audio content. When one of the speakers has been removed from the ears of the user while the other of the speakers remains in the ears of the user, the electronic device can take actions such as pausing the playback of audio content, switching from stereo to monophonic playback, or stopping the playback of content. Suitable actions such as increasing audio drive strength may be taken when both speakers have been removed from the ears. | 01-16-2014 |
| 20140029774 | HEADPHONE 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. | 01-30-2014 |
| 20140029775 | METHOD AND APPARATUS FOR DIRECTIONAL ACOUSTIC FITTING OF HEARING AIDS - A method of acoustically fitting a hearing aid comprises providing a plurality of audible tones, each having a predetermined frequency through stereo headphones. The tones are provided at specific sound pressure in each ear. The patient changes the relative sound pressure in each ear until a perceived direction of source of the tone is in front of the patient. The amplification or attenuation requirements of a hearing aid are modified based on the difference in the sound pressures required for the left and right ears of the patient for perceived directional sameness for each frequency band-pass channel. | 01-30-2014 |
| 20140056450 | APPARATUS AND METHOD FOR PSYCHOACOUSTIC BALANCING OF SOUND TO ACCOMMODATE FOR ASYMMETRICAL HEARING LOSS - An apparatus and method for psychoacoustic balancing of sound to accommodate for asymmetrical hearing loss which may be advantageously provided as a slim, hand holdable, in-line device for use in conjunction with electronic audio equipment comprising one or more of a balance control, a master volume control for easy adjustment of sound volume for safe listening levels in conjunction with a tone control to control and/or modify bass response to customize sound for user preference and intelligibility. | 02-27-2014 |
| 20140072153 | SIMULATED SOUND FIELD EARPHONE - A simulated sound field earphone includes a right ear unit, a left ear unit, a battery-containing analog sound field signal connective module and a simulated sound field selector. The right ear unit includes at least two sound generating units and the left ear unit also includes at least two sound generating units. Therefore, the sound field signal connective module can be used to select from at least two types of sound fields through the simulated sound field selector. | 03-13-2014 |
| 20140072154 | AUDIO REPRODUCING METHOD AND APPARATUS - An information processing apparatus that reproduces left and right audio signals based on data acquired from a sound source; acquires left and right surrounding sounds collected by left and right microphones included in a headphone unit connected to the information processing apparatus; combines a sound corresponding to at least one of the left and right surrounding sounds with at least one of the left and right audio signals; and outputs the left and right audio signals combined with the sound corresponding to the at least one of the left and right surrounding sounds to left and right earphones of the headphone unit. | 03-13-2014 |
| 20140079257 | Powered Headset Accessory Devices - A device for coupling to a connector on an ear cup of a headset includes a mating connector corresponding to the connector of the headset. The mating connector includes a crossover conductor coupled to a first and a second terminal within the mating connector. One or more accessory circuits is provided by the device, including a lamp configured to direct light onto a surface external to the device or a position detection circuit usable to adjust three-dimensional audio signals to account for the direction the user is looking. | 03-20-2014 |
| 20140086438 | CONTROL METHOD OF MOBILE TERMINAL APPARATUS - A mobile device system that includes left and right earphones, and a mobile device connectable to the left and right earphones. Each of the left and right earphones includes at least one of an acceleration sensor and a geomagnetic sensor. The mobile device includes a controller that monitors a wearing state of the individual left and right earphones by a user on a basis of output from the least one of the acceleration sensors and the geomagnetic sensors, and controls a behavior of the mobile device connected to the left and right earphones according to the monitored wearing state of the left and right earphones by the user. | 03-27-2014 |
| 20140093109 | CHANNEL CROSSTALK REMOVAL - Techniques for removing crosstalk from a system, e.g., an audio system, having first and second (e.g., left and right) channels. In an aspect, first and second output voltages of corresponding first and second amplifiers are sampled during a calibration mode, in which one of the amplifiers is driven with a reference voltage, and the output of the other of the amplifiers is configured to have a high impedance. The sampled first and second output voltages may be digitized for processing by a processor to estimate a crosstalk removal function. The crosstalk removal function may then be multiplied with the input signals and added in a cross-channel manner to the first and second input signals prior to amplification to remove crosstalk from the system. In certain aspects, multiple reference voltages may be applied during the calibration mode to improve the estimate of the crosstalk removal function. | 04-03-2014 |
| 20140105430 | RADIATION-RESISTANT EARPHONE WIRE - The invention relates to a radiation-resistant earphone wire, particularly to signal lines having at least a radiation-resistant device on a predetermined position thereof and the radiation-resistant device including: a radiation absorber being a cylindrical body, made of a magnetic material with high permeability and having a first through hole in a middle thereof and a radiation blocker made of a metal sleeve body and coating on an outer periphery of the radiation absorber and a top of the radiation blocker corresponding to the first through hole has a second through hole for the signal lines passing through. Based on the features disclosed, the radiation absorber at an inner layer absorbs EMI radiation and the radiation blocker at an outer layer has a shielding effect and both the radiation absorber and the radiation blocker together form an anti-EMI structure, avoiding human brain damage caused by the electromagnetic waves. | 04-17-2014 |
| 20140105431 | EARPIECE - An ear unit for stably fitting in an ear includes a first surface facing inwardly toward the ear, a second, opposite surface facing outwardly from the ear and an outer circumferential surface formed between the first and second surfaces. The outer circumferential surface is shaped as a decremental curve. The distance between the ends of the decremental curve is approximately equal to the distance between a first cavity formed under the tragus of the ear and second cavity covered by the lower node of the antihelix of the ear. The first surface is provided with a curvature that provides a contact surface that substantially conforms to the concha, providing an improved attachment, thereby enabling the ear unit to fit closely against the concha when the ear unit is positioned into the ear. | 04-17-2014 |
| 20140105432 | Multipurpose Connector for Multiplexing Headset Interface into High-Definition Video and Audio Interface, and Handheld Electronic Device - The present invention provides a multipurpose connector for multiplexing a headset interface into a high-definition video/audio input interface and a handheld device including the multipurpose connector. The multipurpose connector includes a headset connector, a selecting switch, a high-definition video/audio transceiver, and an audio output module. The headset connector includes a first audio terminal and a second audio terminal. The audio output module is configured to output an audio signal of the headset. The selecting switch includes first and second lines. When the selecting switch communicates with the first line, the first audio terminal and the second audio terminal are coupled to a pair of differential transmission lines respectively, and the pair of differential transmission lines is configured to transmit high-definition video/audio data output by the high-definition video/audio transceiver. When the selecting switch communicates with the second line, the first audio terminal is coupled to the audio output module. | 04-17-2014 |
| 20140126755 | MULTIMODAL HEADSET - The multimodal headset may include: a first earpiece including a first earphone speaker and external speaker; a second earpiece including a second earphone speaker and external speaker; a controller for operating the multimodal headset in at least three modes, the controller may include: a power switch; a speaker switch; an earphone amplifier circuit; a speaker amplifier circuit; and a power source, wherein the power source is positioned within the first or second earpiece; wherein the input signal is routed to the earphone speakers, bypassing the earphone amplifier circuit, when the power switch is in an off position, wherein the input signal is routed through the earphone amplifier circuit to the earphone speakers when the power switch is in an on position and the speaker switch is in an internal earpiece position, and wherein the input signal is routed through the speaker amplifier circuit to the external speakers when the power switch is in the on position and the speaker switch is in an external speaker position. | 05-08-2014 |
| 20140126756 | Binaural Telepresence - A system for providing binaural telepresence includes two communication devices, and two sets of active noise reducing headphones having an active noise-cancelling mode and an active hear-through mode, coupled to the respective communication devices and configured to provide left and right feed-forward microphone signals to the communication devices. The first communication device is configured to transmit the first left and right feed-forward microphone signals to the second communication device. The second communication device is configured to provide the first left and right feed-forward microphone signals to the second set of headphones. The second set of headphones are configured to activate their noise-cancelling mode while filtering the first left and right feed-forward microphone signals so that a user of the second set of headphones hears ambient noise from the environment of the first set of headphones, so that the user hears the ambient noise from the first set of headphones with ambient naturalness. | 05-08-2014 |
| 20140126757 | METHODS AND APPARATUS FOR PORTING LOUDSPEAKERS TO AN EARPIECE - A hand-held electronic device includes an earpiece, a first speaker having a first primary audio output ported to the earpiece, a second speaker having a second primary audio output and a second bass reflex output, with the second bass reflex audio output also being ported to the earpiece. The device includes a use case manager configured to determine a mode of operation of the device, and a controller configured to drive the first and second speakers in either a broadcast mode or a private mode in response to a signal from the use case manager. The polarity of the signal driving the second speaker is inverted for frequencies below the bass reflex port resonance frequency, to thereby provide a higher total combined energy in the vicinity of port resonance. | 05-08-2014 |
| 20140140552 | SYSTEM AND APPARATUS FOR BOOMLESS-MICROPHONE CONSTRUCTION FOR WIRELESS HELMET COMMUNICATOR WITH SIREN SIGNAL DETECTION AND CLASSIFICATION CAPABILITY - Boomless-microphones are described for a wireless helmet communicator with siren signal detection and classification capabilities. An acoustic component receives an audio signal and comprises a left acoustic sensor and a right acoustic sensor. The left acoustic sensor is mountable or attachable to the surface of a left wall of a helmet and the right acoustic sensor is mountable or attachable to the surface of a right wall. A speaker component can generate an echoless audio signal via signal inversion of the audio signal, outputs to a left speaker mountable or attachable to a left ear area of the helmet and a right speaker mountable or attachable to a right ear area of the helmet. A signal enhancement component can increase an intensity of the first audio signal associated with an emergency siren based on a determined proximity of an emitting emergency vehicle or emergency object to the device. | 05-22-2014 |
| 20140177884 | PERSONALIZED MODULAR HEADPHONE SYSTEM AND METHOD - A modular headphone system and method of assembling a pair of headphones to satisfy individual personal fashion, comfort and performance preferences. The inventive headphone system is comprised of a plurality of modular interchangeable headphone components, each component being interchangeable and having a plurality of unique fashion, comfort or quality grade variations. | 06-26-2014 |
| 20140185844 | METHOD FOR PROCESSING AN AUDIO SIGNAL FOR IMPROVED RESTITUTION - The present invention relates to a method for processing an original audio signal of N.x channels, N being greater than 1 and x being greater than or equal to 0, comprising a step of multichannel processing of said input audio signal by a multichannel convolution with a predefined imprint, said imprint being formulated by the capture of a reference sound by a set of speakers disposed in a reference space, and further comprising an additional step of selecting at least one imprint from among a plurality of imprints previously formulated in different sound contexts. | 07-03-2014 |
| 20140211970 | EARPHONE ARRANGEMENTS - The invention provides earphone arrangements for use with electronic host devices, such as cellular telephone handsets and music storage and reproduction devices, and it provides in particular earphone arrangements with ambient noise cancellation (“ANC”). Typically, in prior arrangements, the complex signal processing required for ANC is carried out in the earphones themselves and/or in a pod connected between the earphones and the host device. The invention configures the processing elements such that the ANC signal-processing function is transferred to an ANC processor incorporated into the host device. A non-volatile electronic data storage device, such as an EPROM, provided in the connection path between the earphones and the host device is configured to store calibratory information, indicative of performance criteria of specific microspeaker and microphone components incorporated into the earphones, required to condition the operation of the ANC processor to compensate for departures from predetermined standards of the performance criteria of either or both components. The earphone arrangement is thus simplified and reduced in cost, and moreover can be manufactured, calibrated and supplied independently of any host device. | 07-31-2014 |
| 20140241553 | ELECTRONIC DEVICE AND HEADSET WITH SPEAKER SEAL EVALUATION CAPABILITIES - Electronic devices and accessories for electronic devices such as headsets are provided. The electronic devices may produce audio output. The headsets may include earbuds with speakers that play the audio output for a user while the earbuds are located in the user's ears. Circuitry in an electronic device and a headset may be used in evaluating how well the earbuds are sealed to the user's ears. In response to seal quality measurements, informative messages can be generated for the user, overall earbud volume may be increased, balance adjustments may be made to correct for mismatched balance between left and right earbuds, equalization settings may be adjusted, and noise cancellation circuitry settings can be changed. Electrical impedance measurements and acoustic measurements can be used in evaluating seal quality. | 08-28-2014 |
| 20140307898 | VIDEO GAMING SYSTEM WITH ULTRASONIC SPEAKERS - A three-dimensional (3D) sound gaming application can include an ultrasonic sound system, one or more gamers, a gaming console and a throat microphone set. The ultrasonic sound system can include a digital signal processing (DSP) that can adjust the phase, delay, reverb, echo, gain, magnitude or other audio signal component of an audio signal or audio signal components received from the gaming console; an amplifier which can amplify the processed audio signal; and a pair of emitters which can emit ultrasonic signals to each of the gamer's ears to produce a 3D sound effect. The throat microphone set can include a throat microphone which can integrate a low pass filter to attenuate any picked up, ultrasonic carrier frequency signals from the emitted ultrasonic waves. In addition, the throat microphone set can also include an ear speaker piece with one or more apertures for allowing sound produced by ultrasonic waves to enter the gamer's ear canal. | 10-16-2014 |
| 20140307899 | SYSTEMS AND METHODS FOR ADAPTIVE NOISE CANCELLATION INCLUDING DYNAMIC BIAS OF COEFFICIENTS OF AN ADAPTIVE NOISE CANCELLATION SYSTEM - In accordance with method and systems of the present disclosure, a processing circuit may implement an adaptive filter having a response that generates the anti-noise signal from the reference microphone signal to reduce the presence of the ambient audio sounds heard by the listener, a coefficient control block that shapes the response of the adaptive filter in conformity with the error microphone signal and the reference microphone signal by adapting the response of the adaptive filter to minimize the ambient audio sounds in the error microphone signal, and a coefficient bias control block which biases coefficients of the coefficient control block towards zero in a range of frequencies outside of a frequency response of the source audio signal. | 10-16-2014 |
| 20140314257 | Two-In-One Ear Buds with a Light-up Cable - Improvements in ear buds includes a two-in-one ear buds with a light-up cable provides two sets of stereo ear buds that can be joined for a single person to use or separated so the stereo sound can be enjoyed by two people at the same time. The connecting cord is a flat cord with magnetic coupling that joins the cords together to reduce wiring that connects from the audio device to the ear buds. The cable joins a left and a right set of wiring and the ear buds are coupled to provide a single left and right or a pair of left and a pair or right separate ear buds. The cord has illumination LED elements that provide different color patterns to interact with the mp3. The lighting controller gives the user the option to turn the lights on and off with buttons on the controller. | 10-23-2014 |
| 20140376753 | CROSSTALK REDUCTION IN A HEADSET - A method for reducing crosstalk in a headset connected to an audio device, in which the includes a left headphone, a right headphone and a common ground for the left headphone and the right headphone includes determining a frequency dependent impedance of the headset. The method also includes determining a frequency dependent impedance of the common ground, and determining a frequency dependent substantially optimum cross feed for attenuating crosstalk in at least one of the left headphone and the right headphone based on the impedance of the headset and the frequency dependent impedance of the common ground. The method further includes applying the frequency dependent substantially optimum cross feed to attenuate the crosstalk in the at least one of the left headphone and the right headphone. | 12-25-2014 |
| 20150078597 | System, Device, and Method Utilizing an Integrated Stereo Array Microphone - The invention relates to an audio device for use proximate a user's ears. The audio device includes first and second audio transmitting/receiving devices that are capable of operating in stereo. The audio device may be used within a system for manipulating audio signals received by the device. The manipulation may include processing received audio signals to enhance their quality. The processing may include applying one or more audio enhancement algorithms such as beamforming, active noise reduction, etc. A corresponding method for manipulating audio signals is also disclosed. | 03-19-2015 |
| 20150098597 | Method and System for Surround Sound Processing in a Headset - An audio headset may receive a plurality of audio signals corresponding to plurality of surround sound channels. The headset may determine, via its audio processing circuitry, context and content of the audio signals. The audio processing circuitry may process the audio signals to generate a pair of stereo signals carrying one or more virtual surround channels, wherein the processing comprises automatically controlling, based on the context and the content of the audio signals, a simulated acoustic environment of the virtual surround channels. | 04-09-2015 |
| 20150098598 | METHOD AND SYSTEM FOR HEADSET WITH AUTOMATIC SOURCE DETECTION AND VOLUME CONTROL - An audio headset receives one or more audio signals carrying one or more audio channels and processes the audio channels to generate stereo signals for output to a left and a right speaker of the audio headset. The processing determines a number of the audio channels carried in the received audio signal(s), adjusts level(s) of the audio channels based on the determined number of audio channels and/or adjusts gain and/or phase of the audio channels to control a perceived location of a listener wearing the headset relative to a source of sounds carried in the stereo signals. | 04-09-2015 |
| 20150139458 | Powered Headset Accessory Devices - A device for coupling to a connector on an ear cup of a headset includes a mating connector corresponding to the connector of the headset. The mating connector includes a crossover conductor coupled to a first and a second terminal within the mating connector, a position sensor for determining a position of the device, and a data connection outputting data from the position sensor. The position data is usable to adjust three-dimensional audio signals to account for the direction the user is looking. | 05-21-2015 |
| 20150296300 | FM FILTERING FOR CLASS-G/H HEADPHONES - A radio frequency filtering circuit for audio headphones includes a switching power supply, audio amplifier section, one or more outputs from the audio amplifier section to one or more corresponding channels of the audio headphones, one or more L-C low pass filters arranged between the switching power supply and the audio amplifier section, and one or more L-C low pass filters arranged between the audio amplifier section and the one or more corresponding channels of the audio headphones. A method of filtering radio frequency signals for audio headphones includes providing an input voltage from a switching power supply section of a filtering circuit, passing the input voltage through an L-C low pass filter arranged between the switching power supply section and an audio amplifier section, and passing an output of the audio amplifier section through a second L-C low pass filter arranged between the audio amplifier section and an audio output to the headphones. | 10-15-2015 |
| 20150326973 | Portable Binaural Recording & Playback Accessory for a Multimedia Device - A portable binaural recording and playback accessory for a multimedia device includes headphones with embedded outside facing microphones, a protective mobile electronic device case with embedded stereo microphone preamplifier or audio video codec containing a microphone preamplifier, analog to digital converter/digital to analog converter (or digital signal processor), and a battery, allowing for the recording and playback of high quality binaural audio, while at the same time acting as a protective case and as an additional power supply. | 11-12-2015 |
| 20150326974 | SINGLE MAGNET PLANAR-MAGNETIC TRANSDUCER - Planar-magnetic transducers and headphone speakers are provided. The transducer includes a magnet, a diaphragm and an electrically conductive trace. The magnet is formed from a continuous piece of magnetic material. The magnet includes a first surface and a second surface opposite the first surface. The magnet includes at least one slot extending through the magnet from the first surface to the second surface. The diaphragm is mechanically coupled to a frame and disposed at a predetermined distance from the first surface of the magnet via the frame. The trace is coupled to the diaphragm. The trace is arranged in a predetermined pattern and at a predetermined position relative to the at least one slot of the magnet. | 11-12-2015 |
| 20150326987 | PORTABLE BINAURAL RECORDING AND PLAYBACK ACCESSORY FOR A MULTIMEDIA DEVICE - A portable binaural recording and playback accessory for a multimedia device includes headphones with embedded outside facing microphones, a protective mobile electronic device case with embedded stereo microphone preamplifier or audio video codec containing a microphone preamplifier, analog to digital converter/digital to analog converter (or digital signal processor), and a battery, allowing for the recording and playback of high quality binaural audio, while at the same time acting as a protective case and as an additional power supply. | 11-12-2015 |
| 20150348530 | Noise Masking in Headsets - Methods and apparatuses for addressing open space noise are disclosed using both dynamic and static sound masking. In one example, an adaptive sound masking system and method portions undesired sound into time-blocks and estimates frequency spectrum and power level, and continuously generates masking noise with a matching or predetermined spectrum and loudness or power level to mask the undesired sound. In another example, a static sound masking system and method portions undesired sound into time-blocks and estimates frequency spectrum and power level, and generates a static noise-masking signal with a matching spectrum and power level to mask the undesired sound. | 12-03-2015 |
| 20150365765 | STEREO AUDIO INPUT APPARATUS - Provided herein is a stereo audio input apparatus including a first microphone configured to have a shape that is insertable into a user's ear, and to convert audio being received into a first electric signal; a second microphone configured to have a shape that is insertable into a user's ear, and to convert audio being received into a second signal; and a signal processing unit configured to process the first signal and second signal being output from the first microphone and second microphone. | 12-17-2015 |
| 20150373442 | J CAP AUDIO CAP - Stereo headphones are incorporated into an attractive baseball cap wherein the headphones are attached to the cap with swivel mounted detachable snap fittings, a wire inside the cap which connects the headphones to each other, and a jack attached to the headphones which connects the headphones to an audio device. The swivel mounted detachable nap fittings can place the headphones in a variety of positions. | 12-24-2015 |
| 20160014515 | COMMUNICATION DEVICE | 01-14-2016 |
| 20160014517 | Control Parameter Dependent Audio Signal Processing | 01-14-2016 |
| 20160014539 | EARPHONE AND SOUND CHANNEL CONTROL METHOD THEREOF | 01-14-2016 |
| 20160035342 | AUDIO DEVICE - An audio device connected to an electronic device is provided. The audio device connected to an electronic device includes an audio side connector comprising a microphone terminal that outputs a microphone signal to the electronic device, at least one audio terminal that receives an audio signal from the electronic device, an active noise cancelling (ANC) terminal, and a ground terminal, an ANC block that is driven by power input from the electronic device to remove noise around the audio device, an ANC power source unit that is provided in the electronic device and applies power input via the ANC terminal to the ANC block as drive power, and an on/off switch unit that controls the ANC power source unit, wherein the ANC terminal is included in any one of the areas of the microphone terminal, the audio terminal, and the ground terminal. | 02-04-2016 |
| 20160044399 | EARBUD CORD ADAPTOR FOR SHARED LISTENING - An earbud cord as for an audio player is provided with a supplemental, parallel receptacle for connecting a second plug for a second earbud cord, so as to provide signals from the audio player to a second set of earbuds without interrupting or disrupting the listening of the first user. The plug, earbuds, receptacle, and cord can be of any convenient construction, as a mini-phono plug, mini-USB port, Firewire, or the like. | 02-11-2016 |
| 20160050495 | Communication Device - A method for making a purchase from an electronic device using an ear piece may include receiving audio information at a microphone of an ear piece, wherein the ear piece is made of a housing and a short range transceiver disposed within the ear piece. The method may further include wirelessly communicating information from the ear piece to the electronic device through the short range transceiver of the ear piece. The method is designed to allow using the electronic device to initiate a purchase based on the information from the ear piece. | 02-18-2016 |
| 20160050509 | SWITCHING BETWEEN BINAURAL AND MONAURAL MODES - A device including a processor and a memory is disclosed. The memory includes programming instructions which when executed by the processor perform an operation. The operation includes detecting relative position of two earphones when connected to the device, determining if a binaural signal processing mode is appropriate based on the detected relative position and switching to the binaural signal processing mode. If it is determined that the binaural signal processing mode is not appropriate, switching to monaural processing mode. | 02-18-2016 |
| 20160073188 | WIRELESS EARBUDS - A wireless earbud has an earbud housing having a longitudinal main axis and an essentially circular cross section, a loudspeaker element, a rechargeable battery, at least one main printed circuit board having disposed thereon circuitry for wireless radio communication, audio codec and earbud operation control, and a charging interface member. The loudspeaker element, the rechargeable battery, the main printed circuit board and the charging interface member are arranged in a successive order along the longitudinal main axis of the earbud housing. | 03-10-2016 |
| 20160074752 | GAMING HEADSET WITH ENHANCED OFF-SCREEN AWARENESS - Methods and systems are provided for gaming headset with enhanced off-screen awareness. One or more components may be identified or detected in input audio signals, which may meet particular positioning criteria, relating to a user of the system when the user is receiving output audio signals corresponding to the input audio signals. The input audio signals may then be processed to adjust characteristics corresponding to the one or more components and/or one or more other components in the output audio signals, as perceived by the user when receiving the output audio signals. The positioning criteria may include field-of-view of the user, with the one or more components corresponding to sounds in (or having source(s) within) the field-of-view of the user. The processing may be configured to enhance the one or more other components and/or to subtract or suppress the one or more components. | 03-17-2016 |
| 20160105747 | ELECTRONIC DEVICE AND METHOD FOR DETECTING PLUG TYPE OF AUDIO DEVICE INSERTED INTO ELECTRONIC DEVICE - An electronic device for determining a type of an audio device plugged into the electronic device includes an audio port configured to receive a plug of the audio device, a plug detection system configured to determine a plug type of the audio device from the audio port, and a display configured to display the plug type. The plug type includes a three-section plug and a four-section earphone plug. The three-section plug is either a three-section earphone plug or a three-section external speaker plug. | 04-14-2016 |
| 20160105756 | Headset Capable of Converting Sound Channels - A type of channel-convertible headphone is disclosed in the utility model which comprises: The left speaker, the first articulated switch, the second articulated switch, the right speaker, the left channel input terminal and the right channel input terminal, wherein, the first articulated switch is provided with the first and the second electronic contact and the second articulated switch with the third and the fourth electronic contact which can switch off or on the connection; the left speaker is connected to the third electronic contact through the first electronic contact and the second electronic contact to the right speaker through the fourth electronic contact; the left channel input terminal is connected to the left speaker through the first electronic contact and the right channel input terminal to the right speaker through the second electronic contact. Application of the channel-convertible headphone of the utility model can maintain the left and right channels in such a manner that they output same audio content and realize conversion between signal and double channels by turning the headphone switch and build a reasonable structure for easy control of the cost. | 04-14-2016 |
| 20160112791 | Movie theater headset - A movie theater headset accessible by access codes which are unique for the movie for an additional cost when the ticket is purchased for the movie at movie theatres. Within the theatre or venue the audio portion of the movie is transmitted electronically, either wirelessly or on a wired network, and the headset allows the user to hear the transmission only when the access code is entered. The headsets may be rented or purchased at the theater or venue. Electronic stores may also sell the headsets, or conversion kits for existing headsets, which permit the use of the access codes for movies. | 04-21-2016 |
| 20160119704 | MRI Compatible Headset - A wireless headset capable of receiving audio signals transmitted wirelessly and compatible for use in an MRI scanner is disclosed. The headset includes a first wireless module connected to the first earphone and a second wireless module connected to the second earphone. Each wireless module is electrically connected to a speaker in the respective earphone. The first wireless module receives the audio signal from a remote source and coordinates transmission of the audio signal to each of the speakers. The compact nature of each earphone minimizes the length of wire runs. In addition, the headset is made of materials having low magnetic susceptibility such that they will not be affected by the magnetic field from the MRI scanner. | 04-28-2016 |
| 20160134970 | HEADPHONE AUDIO ENHANCEMENT SYSTEM - An audio enhancement system can provide spatial enhancement, low frequency enhancement, and/or high frequency enhancement for headphone audio. The spatial enhancement can increase the sense of spaciousness or stereo separation between left and right headphone channels. The low frequency enhancement can enhance bass frequencies that are unreproducible or attenuated in headphone speakers by emphasizing harmonics of the low bass frequencies. The high frequency enhancement can emphasize higher frequencies that may be less reproducible or poorly tuned for headphone speakers. In some implementations, the audio enhancement system provides a user interface that enables a user to control the amount (e.g., gains) of each enhancement applied to headphone input signals. The audio enhancement system may also be designed to provide one or more of these enhancements more effectively when headphones with good coupling to the ear are used. | 05-12-2016 |
| 20160150339 | SYSTEM AND METHOD FOR PRODUCING HEAD-EXTERNALIZED 3D AUDIO THROUGH HEADPHONES - The system and method of the present invention rely on combining the Speakers+Room binaural Impulse Response(s) (SRbIR) with a special kind of crosstalk cancellation (XTC) filter—one that does not degrade or significantly alter the SRbIR's spectral and temporal characteristics that are required for effective head externalization. This unique combination leads to a 3D audio filter for headphones that allows the emulation of the sound of crosstalk-cancelled speakers through headphones, and allows for fixing the perceived soundstage in space using head tracking and thus solves the major problems for externalized and robust 3D audio rendering through headphones. Furthermore, by taking advantage of a well-documented psychoacoustic fact, this system and method can produce universal 3D audio filters that work for all listeners i.e. independent of the listener's head related transfer function (HRTF). | 05-26-2016 |
| 20160183003 | Digital Audio Processing Systems and Methods | 06-23-2016 |
| 20160205475 | TECHNIQUES FOR CHANNELIZATION OF STEREO AUDIO IN HEADPHONES | 07-14-2016 |
| 20160255436 | TECHNIQUES FOR SHARING STEREO SOUND BETWEEN MULTIPLE USERS | 09-01-2016 |
| 20160255455 | Method and System For In-Game Visualization Based on Audio Analysis | 09-01-2016 |
| 20180027330 | CONNECTORS FOR DATA TRANSFER | 01-25-2018 |
