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| Number | Title | Issue Date |
| 8180078 | Systems and methods employing multiple individual wireless earbuds for a common audio source Multiple individual wireless earbuds provide audio from a common audio source. A user may thereby enjoy audio in both ears while also benefiting from an entirely wireless configuration. The individual wireless earbuds may each receive the audio signal from the commo... | 05/15/2012 |
| 8081786 | Speaker clearance arrangement for a communication device Disclosed is an enclosure for a speaker for a communication device. The enclosure comprises: a surface; a speaker grill located in the surface, the grill having an opening therein providing an air channel to the speaker; and at least one structure located in a first... | 12/20/2011 |
| 7783065 | Wireless headphone kit for media players A wireless headphone kit for use with a media player. The wireless headphone kit includes a wireless headphone unit with an RF wireless receiver, a communication attachment unit that is adapted to physically attach to a media player device and communicates therewith... | 08/24/2010 |
| 7567682 | Audio processing apparatus An audio processing apparatus has converting means for converting n-channel (positive integral number: n≧1) audio signals input from at least one sound source into two-channel signals, a pair of correcting filter means to which a pair of two-channel signals conver... | 07/28/2009 |
| 7412267 | Mobile device with a combination attachment and acoustic port A method and apparatus for combining an attachment and acoustic port on a housing of a mobile device is disclosed herein. The mobile device includes a speaker disposed within the housing. A combined attachment and acoustic port disposed on the housing is configured ... | 08/12/2008 |
| 7409064 | Music reproduction apparatus, audio player, and headphone A music reproduction apparatus comprises an audio player and a headphone. The audio player comprises a circular main body, a display panel provided at a front face of the main body, an operating switch rotatably provided at a periphery of the display panel, and a wi... | 08/05/2008 |
| 7382760 | Communication of audio control signals for wireless audio headphones A wireless audio headphone communication system has an audio input for receiving an audio signal from an audio source. A wireless transceiver receives and transmits radio frequency communications with a wireless audio headphone, the communications including an audio... | 06/03/2008 |
| 7373182 | Wireless mobile phone including a headset A wireless mobile phone is provided with an input-output interface and an output interface. The input-output interface may be employed singularly to facilitate removable attachment of a telephony headset to the phone to receive at least telephony audio signals from ... | 05/13/2008 |
| 7366314 | Speaker clearance arrangement for a communication device Disclosed is an enclosure for a speaker for a communication device. The enclosure comprises: a surface; a speaker grill located in the surface, the grill having an opening therein providing an air channel to the speaker; and at least one structure located in a first... | 04/29/2008 |
| 7346173 | Method and circuit assemblage for influencing the treble reproduction of an audio signal A method for influencing, e.g., for decreasing, the treble reproduction of an audio signal for reproduction obtained from a received signal, the received field strength and reception quality of the received signal being evaluated and, as a function thereof, the tran... | 03/18/2008 |
| 7317932 | Portable phone capable of being switched into hearing aid function The present invention discloses a portable phone using a sound receiving unit installed in the portable phone to receive a sound in the surrounding within an appropriate range, and then using a sound source playback device to play a sound after being amplified, so t... | 01/08/2008 |
| 7292704 | Noise attenuating headset Systems and techniques are disclosed for a headset that may be used in an audio system used in a magnetic field. In one aspect, the system includes an inner set portion adapted to fit into an ear canal. A pneumatic port is disposed in the hole to couple audible soun... | 11/06/2007 |
| 7224992 | Four pole stereo headset with push to talk capability in a duplex radio A stereo headset (104) with push-to-talk function can be interfaced with a wireless communication device (102) via a connector interface. The connector interface preferably includes a jack at the wireless communication device (102) and a compati... | 05/29/2007 |
| 7192136 | Tethered electrical components for eyeglasses Tethered electrical components coupled to electrical components in or attached to a pair of eyeglasses are disclosed. Tethered electrical components, alone or in combination with eyeglass electrical components, can be used for a variety of different applications and... | 03/20/2007 |
| 7181024 | Portable audio listening apparatus A portable audio listening apparatus includes, for example, a portable audio playback apparatus serving as a portable transmission apparatus and a headphone serving as a portable receiving apparatus. The portable audio playback apparatus has an electrode at its side... | 02/20/2007 |
| 7180735 | Protective enclosure and watertight adapter for an interactive flat-panel controlled device A protective enclosure is disclosed for an interactive flat-panel control device. The protective enclosure is watertight, crush-resistant, and impact-resistant. An electrical adapter may disposed within the protective enclosure and covered with an elastomeric coveri... | 02/20/2007 |
| 7133730 | Audio apparatus, controller, audio system, and method of controlling audio apparatus Control data is stored in a first memory. Control data inputted from an external device is stored a second rewritable memory. A control section selects either one of the first and second memories and controls operation according to a control program using the contro... | 11/07/2006 |
| 7110800 | Communication system using short range radio communication headset In a short range radio communication headset, signals transmitted by the short range radio communications are received while direct sounds propagated from an external are detected. Then, a digital signal adaptation processing using either received signals or the dir... | 09/19/2006 |
| 7095866 | Wireless 900 MHz broadcast link A high frequency signal transmission apparatus includes a transmitter for transmitting received signals from a signal source as a modulated signal on a high frequency 900 MHz carrier to a remote receiver. The remote receiver converts the high frequency carrier in at... | 08/22/2006 |
| 7082203 | Wireless audio transmission method and apparatus for coupling audio players to audio receivers A wireless audio transmission apparatus and method for coupling audio players to audio receivers for broadcast of audio signals stored in and processed by the audio player. A housing carrying operative circuitry is electrically connected by a multiconductor cable to... | 07/25/2006 |
| 7072686 | Voice controlled multimedia and communications device A portable multimedia and communications device can include a transducive element for receiving sound. The device also can include a base unit having a plurality of multimedia units and a processor executing a speech recognition engine for recognizing user speech. E... | 07/04/2006 |
| 7071702 | Multi-jack detector A multi-jack detector for detecting states of a plurality of jacks. Each jack comprises a first switch having a first normally closed terminal and a first output terminal. The multi-jack detector comprises a plurality of bias resistors each coupled to one of the fir... | 07/04/2006 |
| 7046999 | Half-duplex wireless audio communication system A wireless communication system that transmits content signals and remote control signals between a content retention and distribution system and a content reproduction terminal over a half-duplex channel such as an RF channel having the same frequency band. The wir... | 05/16/2006 |
| 7024003 | Wireless speaker system suitable for hard-wired audio system A wireless speaker system used in conjunction with a hard-wired audio system is provided. The wireless speaker system includes a wireless transmitter module including an input connected to a wired speaker output of a main component of the hard-wired audio system. Th... | 04/04/2006 |
| 6993140 | 3-in-1 anti-noise radio sound-collection device A headphone mounted 3-in-1 anti-noise radio sound-collection device is described. The device includes an anti-noise circuit system, a radio am/fm circuit system, and a sound collection system for receiving an external sound. The structure is wireless with a micropho... | 01/31/2006 |
| 6975731 | System for producing an artificial sound environment A method for simulating an artificial sound environment including sending an ultrasound reference signal to a headphone assembly worn by a user having two ears, the headphone assembly audibly providing at least one audio signal to each of the ears, processing arriva... | 12/13/2005 |
| 6961434 | Submersible headphones Submersible headphones comprising an acoustic circuit in which the electro-acoustic transducer is separated from the open proximal end of the circuit by a length of small hollow tube, and the volume of air in the tube is at least equal to the volume of air in the tr... | 11/01/2005 |
| 6954405 | System for housing an audio system in an aquatic environment A submersible, hydrostatic pressure tolerant enclosure for a portable audio device is disclosed. Also disclosed is a removable lid allowing for the inserting and removing of the device from the enclosure. The disclosure further provides a connector system and an aud... | 10/11/2005 |
| 6953721 | Methods of forming a capacitor with an amorphous and a crystalline high K capacitor dielectric region The invention comprises integrated circuitry and to methods of forming capacitors. In one implementation, integrated circuitry includes a capacitor having a first capacitor electrode, a second capacitor electrode and a high K capacitor dielectric region received the... | 10/11/2005 |
| 6934567 | Personal wearable communication and speaker system A personal wearable communication and speaker entertainment system which provides improved quality audio response and which does not interfere with the wearer's activities or block environmental sounds is disclosed. The speaker system is connected to or in communica... | 08/23/2005 |
| 6931136 | Infrared emitter An infrared emitter comprises a preamplifier, an infrared RF emitter, an infrared channel controller and a photodiode emitting-medium. With the emitter, by switching between two channels with an infrared channel controller, and by the mode of arrangement of a plural... | 08/16/2005 |
| 6928179 | Audio processing apparatus An audio processing apparatus has a converter for converting n-channel (positive integral number: n≧1) audio signals input from at least one sound source into two-channel signals, a pair of correcting filters to which a pair of two-channel signals converted by con... | 08/09/2005 |
| 6868161 | Transmitting/receiving device and transmitting/receiving method A transmitting/receiving device and a transmitting/receiving method for transmitting and receiving an acoustic signal through infrared radiation or the like are obtained wherein noise and interruption of the sound due to overmodulation of a transmitting device in co... | 03/15/2005 |
| 6728585 | Personal on-demand audio entertainment device that is untethered and allows wireless download of content Described is a personal on-demand audio entertainment system with a base unit attached to a personal computer or other source, a headphone unit and a remote control unit. The base unit transmits digital audio content to the headphone unit using infrared, radio frequ... | 04/27/2004 |
| 6608907 | Audio output apparatus having wireless speakers An audio output apparatus having a wireless speaker is provided in an apparatus which outputs audio signal of 5.1 channel. In the audio output apparatus, an audio signal encoded in accordance with an IEEE 1394 protocol is received by a sub-woofer speaker ... | 08/19/2003 |
| 6580929 | Mobile phone charger also functioning as a remote sound monitoring device A mobile phone charger also functioning as a remote sound monitoring device is provided. The charger internally includes a high-sensitive microphone, a DTMF decoder, and a central processing unit (CPU). When a handset of a mobile phone is disposed in a ha... | 06/17/2003 |
| 6519448 | Personal, self-programming, short-range transceiver system A method for establishing a communication link between a transmitter and a receiver for the purpose of relaying audio material derived from an existing source to a user desiring to remain unencumbered by the source apparatus comprises the steps of: placin... | 02/11/2003 |
| 6484040 | Wireless mobile phone combining with car hi-fi speakers A wireless mobile telephone capable of remitting picking up of an earphone in use-but combining with car hi-fi speakers, which mobile telephone applies an infrared transmission principle or a radio transmission principle to transmit its received and emitt... | 11/19/2002 |
| 6259795 | Methods and apparatus for processing spatialized audio A method for distribution multiple users of a soundfield having positional spatial components is disclosed including inputting a soundfield signal having the desired positional spatial components in a standard reference frame; applying at least one head r... | 07/10/2001 |
| 6246772 | Wireless headphone/speakers sound field control circuit A wireless headphone/speakers sound field control system, which includes a wireless signal receiver, a left speaker connected to the wireless signal receiver through a left differential amplifier and a left variable resistor, and a right speaker connected... | 06/12/2001 |
